1 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
6 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
12 * tree.def (DEBUG_EXPR_DECL): New.
13 * rtl.def (DEBUG_EXPR): New.
14 * gengtype.c (adjust_field_rtx_def): Handle it.
15 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
16 (insert_debug_temp_for_var_def): ... this. Drop support for
17 moving. Take iterator for def stmt; insert debug stmt before it.
18 Scan early for use count and kind in debug stmts.
19 (propagate_defs_into_debug_stmts): Rename to...
20 (insert_debug_temps_for_defs): ... this. Likewise.
21 * tree.h (DEBUG_TEMP_UID): New.
22 * tree.c (next_debug_decl_uid): New.
23 (make_node_stat): Count debug decls separately.
24 (copy_node_stat): Likewise.
25 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
26 * var-tracking.c (dv_is_decl_p): Recognize it.
27 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
28 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
29 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
30 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
31 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
32 (cselib_hash_rtx): Likewise.
33 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
34 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
36 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
37 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
38 * rtl.c (copy_rtx): Likewise.
39 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
40 * print-rtl.c (print_rtx): Likewise.
41 * sched-vis.c (print_value): Likewise.
42 (print_insn): Handle DEBUG_EXPR_DECL.
43 * tree-dump.c (dequeue_and_dump): Likewise.
44 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
45 * gimple-iterator (gsi_replace): Check for same lhs.
46 (gsi_remove): Insert debug temps.
47 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
48 (move_computations_stmt): Drop explicit propagation into debug stmts.
49 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
50 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
51 * tree-ssa-sink.c (statement_sink_location): Likewise.
52 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
53 * tree-ssanames.c (release_ssa_name): Adjust for rename.
54 * tree-flow.h: Likewise.
55 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
56 debug temps without values.
57 (eliminate_unnecessary_stmts): Don't discard just-inserted
60 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
63 * config/cris/cris.md (andu): Check that operand 1 is one of the
64 general registers. Fix typo in head comment.
66 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
68 * config/i386/i386.md (vswapmov): New.
69 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
70 (ix86_function_ms_hook_prologue): New.
71 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
72 * configure.ac: Test for swap suffix support in as.
75 2009-10-12 Jakub Jelinek <jakub@redhat.com>
78 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
79 paradoxical subregs to prevent partial register stalls if the inner
82 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
84 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
86 2009-10-12 Dodji Seketeli <dodji@redhat.com>
89 * gcc/dwarf2out.c (template_parameter_pack_die,
90 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
92 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
95 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
97 (maybe_register_def): Likewise. Take stmt iterator.
98 (rewrite_update_stmt): Take stmt iterator and pass it on.
99 (rewrite_update_enter_block): Pass stmt iterator.
101 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
103 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
104 (spu_builtin_decl): New function.
106 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
108 * config/i386/i386.md (SWIM): New mode iterator.
109 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
110 using SWIM mode iterator.
111 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
112 patterns using SWI48 mode iterator.
113 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
114 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
115 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
116 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
117 patterns using SWI248 mode iterator.
118 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
119 gen_x86_movdicc_0_m1_rex64 for renamed function
121 2009-10-11 Jose Ruiz <ruiz@adacore.com>
122 Eric Botcazou <ebotcazou@adacore.com>
125 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
126 * config/sparc/sol2-unwind.h: New file.
128 2009-10-11 Olivier Hainque <hainque@adacore.com>
129 Eric Botcazou <ebotcazou@adacore.com>
132 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
133 * config/i386/sol2-unwind.h: New file.
135 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
138 * config/i386/i386.md (addsi_1_zext): Get the proper second
141 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
143 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
144 all OLD_RTXes, not just REGs. Use copy_rtx to create the
147 2009-10-11 Richard Guenther <rguenther@suse.de>
149 * gimple.c (iterative_hash_type_name): Do not handle special
152 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
154 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
155 (*setcc_si_1_and): Ditto.
156 (*setcc_si_1_movzbl): Ditto.
157 (*setcc_<mode>_2): Ditto.
158 (*setcc_qi): Rename from *setcc_1.
159 (*setcc_qi_slp): Rename from *setcc_2.
161 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
162 (*zero_extendqisi2_movzbw_and splitter): Ditto.
164 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
165 "if" condition, there is already assert with reload_completed present.
167 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
169 * plugin.c (try_init_one_plugin): Improve constness of variable err.
171 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
173 * doc/install.texi (Final install): Refer to
174 http://gcc.gnu.org/bugs/ for bug reporting.
176 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
178 * configure.ac: Add test for dci instruction.
179 * configure: Regenerate.
180 * config.in: Likewise.
181 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
182 * doc/invoke.texi: Add cpu_type 476 and 476fp.
183 (-mmulhw): Add 476 to description.
185 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
186 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
187 (processor_target_table): Add 476 and 476fp entries.
188 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
189 (rs6000_issue_rate): Add CPU_PPC476.
190 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
191 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
192 (processor_type): Add PROCESSOR_PPC476.
193 (EXTRA_SPECS): Add asm_cpu_476 string.
194 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
195 (define_attr "cpu"): Add ppc476.
197 Update comments for 476.
198 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
199 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
200 Update copyright year.
201 * config/rs6000/476.md: New file.
202 * config/rs6000/40x.md: Add description for "isel" attribute.
203 Update copyright year.
204 * config/rs6000/440.md: Likewise.
205 * config/rs6000/603.md: Likewise.
206 * config/rs6000/6xx.md: Likewise.
207 * config/rs6000/7450.md: Likewise.
208 * config/rs6000/7xx.md: Likewise.
209 * config/rs6000/8540.md: Likewise.
210 * config/rs6000/cell.md: Likewise.
211 * config/rs6000/e300c2c3.md: Likewise.
212 * config/rs6000/e500mc.md: Likewise.
213 * config/rs6000/mpc.md: Likewise.
214 * config/rs6000/power4.md: Likewise.
215 * config/rs6000/power5.md: Likewise.
216 * config/rs6000/power6.md: Likewise.
217 * config/rs6000/power7.md: Likewise.
218 * config/rs6000/rios1.md: Likewise.
219 * config/rs6000/rios2.md: Likewise.
220 * config/rs6000/rs64.md: Likewise.
222 2009-10-10 Richard Guenther <rguenther@suse.de>
224 PR tree-optimization/41654
225 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
226 a cond expr before calling gimple_cond_set_condition_from_tree.
227 (ifcombine_iforif): Likewise.
229 2009-10-09 Ian Lance Taylor <iant@google.com>
231 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
232 * configure: Rebuild.
234 2009-10-09 Neil Vachharajani <nvachhar@google.com>
236 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
239 2009-10-09 Richard Guenther <rguenther@suse.de>
242 * target-def.h (TARGET_BUILTIN_DECL): Define.
243 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
244 * target.h (struct gcc_target): Add builtin_decl target hook.
245 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
246 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
248 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
250 (lto_output_builtin_tree): Sorry if the target does not support
251 streaming target builtins.
252 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
253 (rs6000_builtin_decl): New function.
254 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
255 (ix86_builtin_decl): New function.
257 2009-10-09 Jakub Jelinek <jakub@redhat.com>
259 PR preprocessor/41445
260 * c-ppoutput.c (do_line_change): New function.
261 (cb_line_change): Use it.
262 (scan_translation_unit): Call do_line_change if
263 avoid_paste or PREV_WHITE and token location is on a different line
267 * dwarf2out.c (dwarf2out_init): Test whether
268 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
271 PR rtl-optimization/41646
272 * calls.c (expand_call): For BLKmode types returned in registers
273 avoid likely spilled hard regs in copy_blkmode_from_reg generated
276 2009-10-09 Richard Guenther <rguenther@suse.de>
278 PR tree-optimization/41634
279 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
280 we remove the correct elements.
281 (optimize_stmt): Make sure to update stmt operands before
282 optimizing redundancies.
284 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
286 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
288 2009-10-09 Richard Guenther <rguenther@suse.de>
291 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
293 (lto_wrapper_exit): New function.
295 (fatal_perror): Likewise.
296 (fork_execute): Use global args_name, do not free it.
297 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
298 * lto-streamer.h: Remove duplicate prototypes.
300 2009-10-09 Richard Guenther <rguenther@suse.de>
302 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
303 before calling stmt_can_throw_external.
305 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
307 PR tree-optimization/40071
308 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
309 pointer if the original data reference doesn't conflict with the
310 created vector data reference. Fix long line.
312 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
314 * config/i386/i386.md (any_div): New code iterator.
315 (u): Handle div and udiv.
317 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
319 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
320 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
321 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
322 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
324 2009-10-08 Joseph Myers <joseph@codesourcery.com>
326 * gcc.c (main): Remove trailing "." from diagnostics.
328 2009-10-08 Cary Coutant <ccoutant@google.com>
330 Add support for debugging with ICF (Identical Code Folding).
331 * calls.c (debug.h): New #include.
332 (emit_call_1): Call virtual_call_token debug hook.
333 * common.opt (-fenable-icf-debug): New option.
334 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
335 locations in the source).
336 (poc_label_num): New variable.
337 (dcall_entry, vcall_entry): New typedefs.
338 (dcall_table, vcall_table): New variables.
339 (struct vcall_insn): New type.
340 (vcall_insn_table): New variable.
341 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
342 (size_of_dcall_table): New function.
343 (output_dcall_table): New function.
344 (size_of_vcall_table): New function.
345 (output_vcall_table): New function.
346 (dwarf2out_direct_call): New function.
347 (vcall_insn_table_hash): New function.
348 (vcall_insn_table_eq): New function.
349 (dwarf2out_virtual_call_token): New function.
350 (dwarf2out_virtual_call): New function.
351 (dwarf2out_init): Allocate new tables and sections.
352 (prune_unused_types): Mark DIEs referenced from direct call table.
353 (dwarf2out_finish): Output direct and virtual call tables.
354 * final.c (final_scan_insn): Call direct_call and virtual_call
356 * debug.h (struct gcc_debug_hooks): Add direct_call,
357 virtual_call_token, virtual_call hooks.
358 (debug_nothing_uid): New function.
359 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
360 (debug_nothing_uid): New function.
361 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
362 (xcoff_debug_hooks): Likewise.
363 * sdbout.c (sdb_debug_hooks): Likewise.
364 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
365 * doc/invoke.texi (-fenable-icf-debug): New option.
367 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
370 * regmove.c (regmove_backward_pass): Replace src with dst in the
371 debug insn, and check for dst before rather than after.
373 2009-10-08 Janis Johnson <janis187@us.ibm.com>
375 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
376 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
378 2009-10-08 Jan Hubicka <jh@suse.cz>
381 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
382 do not mark cgraph nodes as needed.
383 (record_references_in_initializer): Add new only_vars parameter.
384 * cgraph.h (record_references_in_initializer): New parameter.
385 * varasm.c (assemble_variable): Update call.
386 * varpool.c (varpool_analyze_pending_decls): Always look for
389 2009-10-08 Anatoly Sokolov <aesok@post.ru>
391 * config/avr/avr.c (last_insn_address) Remove variable.
392 (expand_prologue): Don't initialise last_insn_address variable.
393 (final_prescan_insn): Don't output insn size.
394 * config/avr/avr.opt (msize): Remove switch.
395 * doc/invoke.texi (AVR Options): Remove documentation of -msize
398 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
400 * combine.c (label_tick_ebb_start): Fix comment.
401 (combine_instructions): Set label_tick and label_tick_ebb_start before
402 calling setup_incoming_promotions. Start them from 1. Increment
403 label_tick instead of deriving it from the BB index. Rather than
404 comparing ticks use the block from the previous iteration to decide
405 whether to start a new EBB. Remove empty lines before function.
407 2009-10-08 Michael Matz <matz@suse.de>
410 * builtins.c (fold_builtin_isascii): Use fold_build2.
411 (fold_builtin_isdigit): Ditto.
412 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
413 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
414 remove_useless_stmts_cond, remove_useless_stmts_tf,
415 remove_useless_stmts_tc, remove_useless_stmts_bind,
416 remove_useless_stmts_goto, remove_useless_stmts_label,
417 remove_useless_stmts_1, remove_useless_stmts,
418 pass_remove_useless_stmts): Remove.
419 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
420 * passes.c (init_optimization_passes): Don't add
421 pass_remove_useless_stmts.
422 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
423 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
425 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
426 for static constants.
427 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
428 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
430 2009-10-08 Richard Guenther <rguenther@suse.de>
432 * gimple.c (free_gimple_type_tables): New function.
433 * gimple.h (free_gimple_type_tables): Declare.
435 2009-10-07 Mark Heffernan <meheff@google.com>
437 * ipa-prop.c (ipa_print_node_params) Only print
438 names of named arguments.
440 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
442 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
443 being statically linked.
445 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
447 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
449 2009-10-08 Jan Hubicka <jh@suse.cz>
452 * ipa.c (cgraph_externally_visible_p,
453 function_and_variable_visibility,
454 whole_program_function_and_variable_visibility): Skip non-finalized
457 2009-10-08 Nick Clifton <nickc@redhat.com>
459 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
462 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
465 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
467 2009-10-07 Joseph Myers <joseph@codesourcery.com>
470 * c-common.c (c_fully_fold_internal): Strip nops from the result
471 of recursive calls to c_fully_fold_internal.
472 (c_wrap_maybe_const): New.
473 (c_save_expr): Use c_wrap_maybe_const.
474 * c-common.h (c_wrap_maybe_const): Declare.
475 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
476 build_binary_op): Use c_wrap_maybe_const.
478 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
480 * real.c: Fix comment to reflect actual exponent size.
482 2009-10-08 Ben Elliston <bje@au.ibm.com>
484 * config/rs6000/a2.md: Add FSF comment header.
486 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
488 * config/i386/i386.md (any_extend): New code iterator.
489 (u, s): New code attributes.
491 (DWIH): Rewrite as code iterator for SI and DI modes.
492 (DWI): Rewrite as mode attribute.
493 (dwi): New mode attribute.
494 (di): Depend on SI mode and DI mode.
495 (doubleint_general_operand): Remove mode attribute.
497 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
500 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
501 (*sub<mode>3_doubleword): Ditto.
503 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
504 using SWIM248 mode iterator.
505 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
506 using SWI48 mode iterator.
507 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
508 patterns using DWIH mode iterator and any_extend code iterator.
509 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
510 using any_extend code iterator.
511 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
512 patterns using DWIH mode iterator and any_extend code iterator.
513 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
514 using any_extend code iterator.
515 (<s>mul<mode>3_highpart): Macroize expander from
516 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
517 and any_extend code iterator.
518 (*<s>muldi3_highpart_1): Macroize insn from
519 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
520 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
521 patterns using any_extend code iterator.
522 (*<s>mulsi3_highpart_zext): Macroize insn from
523 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
525 2009-10-07 Jakub Jelinek <jakub@redhat.com>
527 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
528 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
529 refering to a DIE with DW_AT_const_value.
531 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
534 * ira-lives.c (check_and_make_def_conflict): Process all operands.
536 2009-10-06 Jan Hubicka <jh@suse.cz>
538 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
541 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
543 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
544 *lea_2_rex64): Move before *add<mode>_1 pattern.
546 2009-10-07 Jan Hubicka <jh@suse.cz>
548 * collect2.c (main): Add -fno-whole-program.
549 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
551 2009-10-07 Jan Hubicka <jh@suse.cz>
553 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
554 has no address taken.
555 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
557 (cgraph_clone_node): Clear externally_visible flag for clones.
558 * cgraph.h (cgraph_only_called_directly_p,
559 cgraph_can_remove_if_no_direct_calls_p): New predicates.
560 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
561 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
562 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
563 ipcp_insert_stage): Likwise.
564 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
565 externally_visible flag.
566 (verify_cgraph_node): Verify that inline clones look right.
567 (process_function_and_variable_attributes): Do not set
568 externally_visible flags.
569 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
571 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
573 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
574 clear externally_visible when turning into inline clones
575 (cgraph_mark_inline_edge): Use new predicates.
576 (cgraph_estimate_growth): Likewise.
577 (cgraph_decide_inlining): Likewise.
578 * ipa.c (cgraph_postorder): Likewise.
579 (cgraph_remove_unreachable_nodes): Likewise; sanity check
580 that inline clones are not needed.
581 (cgraph_externally_visible_p): New predicate.
582 (function_and_variable_visibility): Add whole_program parameter;
583 always set externally_visible flag; handle COMDAT function
585 (local_function_and_variable_visibility): New function.
586 (gate_whole_program_function_and_variable_visibility): New function.
587 (whole_program_function_and_variable_visibility): New function.
588 (pass_ipa_whole_program_visibility): New function.
589 * passes.c (init_optimization_passes): Add whole program visibility
591 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
592 not care about needed/reachable flags.
593 * varpool.c: Include flags.h
594 (decide_is_variable_needed): When doing LTO assume whole-program mode.
595 (varpool_finalize_decl): When we are in LTO read-back, all variables
597 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
599 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
601 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
604 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
606 * config.gcc: Don't include the makefile fragments intended for
608 * config/s390/fixdfdi.h: File removed.
609 * config/s390/libgcc-glibc.ver: File removed.
610 * config/s390/s390.h: Remove the fixdfdi.h hack.
611 * config/s390/t-crtstuff: File moved to libgcc dir.
612 * config/s390/t-linux: Likewise.
613 * config/s390/t-tpf: libgcc specific parts removed.
614 * config/s390/t-linux64: Likewise.
616 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
618 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
619 (lto-compress.o): Likewise.
621 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
624 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
625 dllexport to class members here.
626 (i386_pe_determine_dllimport_p): Only check static class data for
628 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
629 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
630 functions for vague linkage.
631 (i386_pe_type_dllexport_p): Fix formatting.
632 (maybe_add_dllexport) New function.
633 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
636 2009-10-07 Ben Elliston <bje@au.ibm.com>
638 * config/rs6000/a2.md: Remove duplicated lines.
640 2009-10-07 Ben Elliston <bje@au.ibm.com>
642 * config.gcc (powerpc*-*-*): Handle a2.
643 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
644 * config/rs6000/a2.md: New file.
645 * config/rs6000/rs6000.opt (mno-update): New.
646 (mupdate): Return to using a mask, not a var.
647 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
648 (enum processor_type): Add PROCESSOR_PPCA2.
649 * config/rs6000/rs6000.c (ppca2_cost): New costs.
650 (rs6000_override_options): Add "a2" to processor_target_table.
651 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
652 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
654 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
656 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
657 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
658 reference to nonexistent gen_truncxfxf2 function.
660 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
662 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
663 (DWIH, g, di, doubleint_general_operand): New mode attributes.
664 (general_operand): Handle TI mode.
665 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
666 using SDWIM mode iterator.
667 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
668 pattern from *add{di,ti}3_1 patterns and corresponding splitters
669 using DWI mode iterator.
670 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
671 patterns using SWI mode iterator.
672 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
673 using SWI48 mode iterator.
674 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
675 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
676 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
677 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
678 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
679 using SDWIM mode iterator.
680 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
681 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
682 using DWI mode iterator.
683 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
684 patterns using SWI mode iterator.
685 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
686 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
687 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
688 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
689 patterns using plusminus code iterator.
690 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
691 sub<mode>3 patterns using plusminus code iterator.
692 * config/i386/i386.c (override_options): Update the call to
693 gen_subdi_carry_rex64 for renamed function.
694 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
695 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
696 calls to instruction expanders.
698 2009-10-06 Martin Jambor <mjambor@suse.cz>
701 * opts.c (decode_options): Run IPA-SRA at -O2.
703 2009-10-06 Richard Guenther <rguenther@suse.de>
705 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
707 2009-10-06 Tobias Burnus <burnus@net-b.de>
710 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
711 -flto and -fwhole-program flags can be combined.
713 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
716 * gcc.c (process_command): Check that -o argument was specified.
718 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
720 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
722 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
724 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
725 * doc/invoke.texi (Warning Options): Annotate allowed languages
726 for -Wunsuffixed-float-constants.
728 2009-10-05 Jakub Jelinek <jakub@redhat.com>
730 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
731 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
732 same name and isn't the main variant.
735 * dwarf2out.c (loc_by_reference): Removed.
736 (dw_loc_list_1): New function.
737 (dw_loc_list): Remove toplev argument, add want_address argument.
738 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
739 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
740 want_address == 2 to dw_loc_list. For successful dw_loc_list
741 set have_address to 1 only if want_address is not 0.
743 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
745 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
746 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
747 a code block followed by two pointers.
748 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
749 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
750 (MIPS_MOVE): Likewise.
751 (MIPS_LUI): Likewise.
753 (MIPS_BAL): Likewise.
754 (MIPS_NOP): Likewise.
755 (mips_asm_trampoline_template): Delete.
756 (mips_trampoline_code_size): New function.
757 (mips_trampoline_init): Add shorter sequences for all cases
758 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
759 Calculate the opcodes directly, rather than copying from a template.
760 Only flush the code part of the trampoline.
761 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
763 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
765 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
766 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
767 (INCOMING_RETURN_ADDR_RTX): Likewise.
768 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
770 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
771 with RETURN_ADDR_REGNUM.
772 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
773 * config/mips/mips.c (mips16_build_call_stub): Replace
774 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
775 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
776 (mips_print_operand_punctuation): Likewise.
777 (mips_frame_set): Likewise.
778 (mips16e_output_save_restore): Likewise.
779 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
780 (mips_save_reg_p): Likewise.
781 (mips_return_addr): Likewise.
782 (mips_set_return_address): Likewise.
783 (mips_direct_save_slot_move_p): Likewise.
784 (mips_output_function_prologue): Likewise.
785 (mips_restore_reg): Likewise.
786 (mips_expand_epilogue): Likewise.
787 (mips_epilogue_uses): Likewise.
788 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
789 (*mov<mode>_ra): Use it instead of a hard-coded 31.
790 (clear_hazard_<mode>): Likewise.
791 (call_internal): Likewise.
792 (call_internal_direct): Likewise.
793 (call_direct_split): Likewise.
794 (call_value_internal): Likewise.
795 (call_value_split): Likewise.
796 (call_value_internal_direct): Likewise.
797 (call_value_direct_split): Likewise.
798 (call_value_multiple_internal): Likewise.
799 (call_value_multiple_split): Likewise.
801 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
802 Jakub Jelinek <jakub@redhat.com>
804 PR rtl-optimization/41511
805 * combine.c (record_value_for_reg): Pass explicit values as argument
806 to get_last_value_validate.
807 (get_last_value_validate): Document INSN parameter.
808 For non-readonly MEMs, assume they might have been modified if INSN
809 was in another basic block.
810 (get_last_value): Minor reformatting.
812 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
815 * final.c (asm_str_count): Split out from asm_insn_count.
816 * rtl.h (asm_str_count): New prototype.
817 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
820 2009-10-05 Sriraman Tallam <tmsriram@google.com>
822 * doc/plugins.texi: Change plugin_pass to register_pass_info.
824 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
825 Rafael Espindola <espindola@google.com>
827 * gengtype.c (write_types): Moved call to write_func_for_structure
830 2009-10-05 Richard Guenther <rguenther@suse.de>
833 * lto-cgraph.c (output_cgraph): Output toplevel asms.
834 (input_cgraph_1): Input toplevel asms.
836 2009-10-05 Richard Guenther <rguenther@suse.de>
839 * lto-symtab.c (lto_compatible_attributes_p): Remove.
840 (external_aggregate_decl_p): Likewise.
841 (lto_symtab_compatible): Re-structure. Remove dead code.
842 For variables ignore toplevel qualifiers when comparing types.
843 Issue warnings, not errors for mismatched user-alignment.
845 2009-10-05 Richard Guenther <rguenther@suse.de>
849 * lto-symtab.c (struct lto_symtab_base_def): Remove.
850 (struct lto_symtab_identifier_def): Likewise.
851 (struct lto_symtab_decl_def): Likewise.
852 (struct lto_symtab_entry_def): New.
853 (lto_symtab_identifier_t): Rename to ...
854 (lto_symtab_entry_t): ... this.
855 (lto_symtab_decls): Remove.
856 (lto_symtab_base_hash): Rename to ...
857 (lto_symtab_entry_hash): ... this.
858 (lto_symtab_base_eq): Rename to ...
859 (lto_symtab_entry_eq): ... this.
860 (lto_symtab_base_marked_p): Rename to ...
861 (lto_symtab_entry_marked_p): ... this.
862 (lto_symtab_identifier_marked_p): Remove.
863 (lto_symtab_decl_marked_p): Likewise.
864 (lto_symtab_maybe_init_hash_tables): Rename to ...
865 (lto_symtab_maybe_init_hash_table): ... this.
866 (lto_symtab_set_resolution_and_file_data): Remove.
867 (lto_symtab_register_decl): New function.
868 (lto_symtab_get_identifier): Remove.
869 (lto_symtab_get): New function.
870 (lto_symtab_get_resolution): Adjust.
871 (lto_symtab_get_identifier_decl): Remove.
872 (lto_symtab_set_identifier_decl): Likewise.
873 (lto_symtab_merge_decl): Rename to ...
874 (lto_symtab_merge): ... this. Rewrite.
875 (lto_symtab_merge_var): Remove.
876 (lto_symtab_merge_fn): Likewise.
877 (lto_symtab_prevailing_decl): Adjust.
878 (lto_cgraph_replace_node): New function.
879 (lto_symtab_merge_decls_2): Likewise.
880 (lto_symtab_merge_decls_1): Likewise.
881 (lto_symtab_fixup_var_decls): Likewise.
882 (lto_symtab_resolve_symbols): Likewise.
883 (lto_symtab_merge_decls): Likewise.
884 (lto_symtab_prevailing_decl): Adjust.
885 (lto_symtab_get_symtab_def): Remove.
886 (lto_symtab_get_file_data): Likewise.
887 (lto_symtab_clear_resolution): Adjust.
888 (lto_symtab_clear_resolution): Likewise.
889 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
890 (input_cgraph_1): Likewise.
891 * lto-streamer-in.c (get_resolution): Do not provide fake
892 symbol resolutions here.
893 (deferred_global_decls): Remove.
894 (lto_register_deferred_decls_in_symtab): Likewise.
895 (lto_register_var_decl_in_symtab): Change signature, register
896 variable via lto_symtab_register_decl.
897 (lto_register_function_decl_in_symtab): Likewise.
898 (lto_read_tree): Adjust.
899 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
900 (lto_symtab_merge_var): Likewise.
901 (lto_symtab_merge_fn): Likewise.
902 (lto_symtab_register_decl): Declare.
903 (lto_symtab_merge_decls): Likewise.
905 2009-10-05 Richard Guenther <rguenther@suse.de>
907 PR tree-optimization/23821
908 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
909 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
910 simple IV increments.
912 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
914 * config/arm/arm.c (arm_override_options): Really initialize
915 flag_dwarf2_cfi_asm to 0.
917 2009-10-05 Doug Kwan <dougkwan@google.com>
919 PR rtl-optimization/41574
920 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
921 floating point and we are not doing unsafe math optimizations.
923 2009-10-03 Simon Baldwin <simonb@google.com>
924 Cary Coutant <ccoutant@google.com>
925 Rafael Espindola <espindola@google.com>
926 Richard Guenther <rguenther@suse.de>
927 Jan Hubicka <jh@suse.cz>
928 Doug Kwan <dougkwan@google.com>
929 H.J. Lu <hongjiu.lu@intel.com>
930 Bill Maddox <maddox@google.com>
931 Ryan Mansfield <rmansfield@qnx.com>
932 Diego Novillo <dnovillo@google.com>
933 Ollie Wild <aaw@google.com>
934 Kenneth Zadeck <zadeck@naturalbridge.com>
936 * lto-cgraph.c: New file.
937 * lto-compress.c: New file.
938 * lto-compress.h: New file.
939 * lto-opts.c: New file.
940 * lto-section-in.c: New file.
941 * lto-section-out.c: New file.
942 * lto-streamer-in.c: New file.
943 * lto-streamer-out.c: New file.
944 * lto-streamer.c: New file.
945 * lto-streamer.h: New file.
946 * lto-symtab.c: New file.
947 * lto-wpa-fixup.c: New file.
948 * lto-wrapper.c: New file.
950 2009-10-03 Simon Baldwin <baldwin@google.com>
951 Ben Elliston <bje@au.ibm.com>
952 Rafael Espindola <espindola@google.com>
953 Nathan Froyd <froydnj@codesourcery.com>
954 Jan Hubicka <jh@suse.cz>
955 Doug Kwan <dougkwan@google.com>
956 Diego Novillo <dnovillo@google.com>
957 Kenneth Zadeck <zadeck@naturalbridge.com>
959 * Makefile.in (enable_lto): New.
960 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
961 (LINKER_PLUGIN_API_H): Define.
962 (LTO_SYMTAB_H): Define.
963 (LTO_STREAMER_H): Define.
964 (TREE_VECTORIZER_H): Define.
965 (INCLUDES): Add LIBELFINC.
966 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
967 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
968 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
969 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
970 (native): Add lto-wrapper$(exeext)
971 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
972 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
973 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
974 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
975 (varasm.o): Add dependency on tree-iterator.h.
976 (cgraph.o): Add dependency on cif-code.def.
977 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
978 (ipa-pure-const.o): Likewise.
979 (GTFILES): Add lto-symtab.c.
980 (install-lto-wrapper): New.
981 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
982 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
983 * config.in: Regenerate.
985 2009-10-03 Rafael Espindola <espindola@google.com>
986 Diego Novillo <dnovillo@google.com>
988 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
990 Call execute_ipa_summary_passes for all_regular_ipa_passes and
992 (cgraph_optimize): Make extern.
994 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
995 Kenneth Zadeck <zadeck@naturalbridge.com>
997 * toplev.c (in_lto_p): Declare.
998 * collect2.c (scan_prog_file): Read all the output when reading
1000 (enum lto_mode_d): Declare.
1002 2009-10-03 Richard Guenther <rguenther@suse.de>
1003 Diego Novillo <dnovillo@google.com>
1005 * gimple.c: Include target.h and alias.h.
1006 (gimple_types): Declare.
1007 (type_hash_cache): Declare.
1008 (gimple_alloc_stat): Make extern.
1009 (gimple_build_eh_must_not_throw): Call
1010 gimple_eh_must_not_throw_set_fndecl.
1011 (struct type_pair_d): Declare.
1012 (type_pair_t): Declare.
1013 (type_pair_hash): New.
1014 (type_pair_eq): New.
1015 (lookup_type_pair): New.
1016 (gimple_force_type_merge): New.
1017 (compare_type_names_p): New.
1018 (compare_field_offset): New.
1019 (gimple_types_compatible_p): New.
1020 (struct sccs): Declare.
1021 (next_dfs_num): Declare.
1022 (iterative_hash_gimple_type): New.
1024 (iterative_hash_type_name): New.
1025 (iterative_hash_gimple_type): New.
1026 (gimple_type_hash): New.
1027 (gimple_type_eq): New.
1028 (gimple_register_type): New.
1029 (print_gimple_types_stats): New.
1030 (gimple_signed_or_unsigned_type): New.
1031 (gimple_unsigned_type): New.
1032 (gimple_signed_type): New.
1033 (gimple_get_alias_set): New.
1034 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1035 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1036 (gimple_force_type_merge): Declare.
1037 (gimple_types_compatible_p): Declare.
1038 (gimple_register_type): Declare.
1039 (print_gimple_types_stats): Declare.
1040 (gimple_unsigned_type): Declare.
1041 (gimple_signed_type): Declare.
1042 (gimple_get_alias_set): Declare.
1043 (gimple_eh_must_not_throw_set_fndecl): New.
1045 2009-10-03 Jan Hubicka <jh@suse.cz>
1046 Kenneth Zadeck <zadeck@naturalbridge.com>
1048 * ipa-pure-const.c: Include lto-streamer.h.
1049 (register_hooks): Factor out of ...
1050 (generate_summary): ... here.
1051 (pure_const_write_summary): New.
1052 (pure_const_read_summary): New.
1053 (pass_ipa_pure_const): Add pure_const_write_summary and
1054 pure_const_read_summary.
1055 * ipa-reference.c: Include lto-streamer.h.
1056 (add_new_function): New.
1057 (remove_node_data): New.
1058 (duplicate_node_data): New.
1059 (ipa_init): Guard against multiple calls.
1060 Move hook setup from analyze_function.
1061 (write_node_summary_p): New.
1062 (ipa_reference_write_summary): New.
1063 (ipa_reference_read_summary): New.
1064 (pass_ipa_reference): Add ipa_reference_write_summary and
1065 ipa_reference_read_summary.
1066 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1067 (struct cgraph_edge): Add fields lto_stmt_uid and
1068 call_stmt_cannot_inline_p.
1069 (cgraph_optimize): Declare.
1070 (cgraph_decide_is_function_needed): Declare.
1071 (reset_inline_failed): Declare.
1072 (enum LTO_cgraph_tags): Declare.
1073 (LTO_cgraph_tag_names): Declare.
1074 (LCC_NOT_FOUND): Define.
1076 2009-10-03 Doug Kwan <dougkwan@google.com>
1077 Rafael Espindola <espindola@google.com>
1078 Jan Hubicka <jh@suse.cz>
1079 Diego Novillo <dnovillo@google.com>
1080 Kenneth Zadeck <zadeck@naturalbridge.com>
1082 * passes.c (all_regular_ipa_passes): New.
1083 (all_ipa_passes): Rename to all_small_ipa_passes.
1084 (init_optimization_passes): Init all_regular_ipa_passes.
1085 * tree-pass.h (all_regular_ipa_passes): New.
1086 (all_ipa_passes): Rename to all_small_ipa_passes.
1087 * passes.c (all_lto_gen_passes): New.
1088 (init_optimization_passes): Initialize all_lto_gen_passes.
1089 (execute_ipa_summary_passes): Make non-static.
1090 (ipa_write_summaries_1): New.
1091 (ipa_write_summaries_2): New.
1092 (ipa_write_summaries): New.
1093 (ipa_write_summaries_of_cgraph_node_set): New.
1094 (ipa_read_summaries_1): New.
1095 (ipa_read_summaries): New.
1096 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1097 (execute_regular_ipa_pass_list): Remove.
1098 (init_optimization_passes): Schedule
1099 pass_rebuild_cgraph_edges and pass_early_inline outside
1100 of pass_all_early_optimizations. Document reason.
1101 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1102 pass_ipa_lto_finish_out): New pass.
1103 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1104 (execute_all_ipa_transforms): New.
1105 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1106 (dump_properties, debug_properties): New.
1107 * tree-optimize.c (gate_all_early_local_passes): Return
1108 false if we are in lto1.
1109 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1110 * tree-pass.h (execute_all_ipa_transforms): Declare.
1111 (pass_ipa_function_and_variable_visibility): Declare.
1112 (pass_ipa_early_inline): Declare.
1113 (pass_ipa_lto_gimple_out): Declare.
1114 (pass_ipa_lto_wpa_fixup): Declare.
1115 (pass_ipa_lto_finish_out): Declare.
1116 (all_small_ipa_passes, all_regular_ipa_passes,
1117 all_lto_gen_passes): Declare.
1118 (execute_ipa_summary_passes): Declare.
1119 (execute_all_ipa_transforms): Declare.
1120 (ipa_write_summaries): Declare
1121 (ipa_write_summaries_of_cgraph_node_set): Declare.
1122 (ipa_read_summaries): Declare.
1124 2009-10-03 Doug Kwan <dougkwan@google.com>
1125 Ollie Wild <aaw@google.com>
1127 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1129 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1130 (lto_mode): New variable.
1131 (maybe_run_lto_and_relink): Handle the -fwpa option.
1132 (main): Handle the -fwpa option.
1133 (maybe_unlink_list): New function.
1134 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1135 * common.opt (flto): New flag.
1136 * toplev.c (flag_generate_lto): Declare.
1138 2009-10-03 Simon Baldwin <simonb@google.com>
1140 * common.opt (flto-compression-level): New flag.
1142 * opts.c: Include lto-opts.h.
1143 (handle_option): Call lto_register_user_option for each
1144 valid option handled.
1145 (decode_options): Clear registered options before the options
1148 2009-10-03 Cary Coutant <ccoutant@google.com>
1150 * collect2.c (is_elf): New function.
1151 (scan_prog_file): Require LTO object to be in ELF format.
1153 2009-10-03 Rafael Espindola <espindola@google.com>
1155 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1156 libgcc to the linker.
1158 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1160 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1161 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1163 * collect2.h (collect_execute): Add flags argument.
1164 * tlink.c (tlink_execute): Update call to collect_execute.
1165 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1166 (use_linker_plugin): New.
1167 (use_linker_plugin_spec_function): New.
1168 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1169 (linker_plugin_file_spec): New.
1170 (lto_wrapper_spec): New.
1171 (lto_gcc_spec): New.
1172 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1173 (static_spec_functions): Add use-linker-plugin.
1174 (process_command): Handle -use-linker-plugin.
1175 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1176 linker_plugin_file_spec and lto_gcc_spec.
1177 (use_linker_plugin_spec_function): New.
1179 2009-10-03 Richard Guenther <rguenther@suse.de>
1183 * tree.h (is_lang_specific): Include LANG_TYPE.
1184 * tree.c (find_decls_types_r): Manually add interesting parts
1185 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1187 * gimple.c (type_pair_hash): Make symmetric.
1188 (type_pair_eq): Likewise.
1189 (lookup_type_pair): Increase initial hashtable size.
1190 (gimple_force_type_merge): Rely on type-pair symmetry.
1191 (visit): Remove excessive checking code.
1192 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1193 (gimple_register_type): Remove getenv calls, shrink initial
1197 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1198 inline functions if not generating lto output.
1201 * toplev.c (finalize): In WPA mode remove the asm file.
1203 2009-10-03 Doug Kwan <dougkwan@google.com>
1205 * ipa-inline.c (cgraph_mark_inline): Check
1206 edge->call_stmt_cannot_inline_p instead of calling
1207 gimple_call_cannot_inline_p.
1208 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1209 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1210 (inline_generate_summary): Do nothing in LTRANS.
1211 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1212 exists before calling gimple_call_cannot_inline_p.
1213 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1214 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1215 Update new_edge->lto_stmt_uid.
1216 * cgraphbuild.c (reset_inline_failed): New.
1218 * common.opt (fwpa): New flag.
1219 (fltrans): New option.
1220 * gcc.c (gcc_lto_option_t): New type.
1221 (current_lto_option): New variable.
1222 (lto_single_spec_function): Remove and is replaced by ..
1223 (lto_option_spec_function): New function.
1224 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1225 passing the -flto flag.
1226 (cc1_options): Separate non-LTO related parts into ..
1227 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1228 (lto1_options): New spec for lto FE.
1229 (link_lto_options): New spec for handling LTO flags in linker.
1230 (invoke_lto_single): Re-format to fit in 80 column. Replace
1231 lto-single with lto-option.
1232 (static_specs): Add cc1_non_lto_options, lto1_options and
1234 (static_spec_function): Replace lto-single with lto-option.
1235 (process_command): Handle -flto, -fwpa and -fltran by setting
1236 current_lto_option and not passing it to subprocess unconditionally.
1238 2009-10-03 Bill Maddox <maddox@google.com>
1240 Add `gcc' driver support for link-time code generation (LTO).
1242 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1243 (lto_flag, lto_objects, lto_o_file): New variables.
1244 (struct lto_object, struct lto_object_list): New structures.
1245 (collect_exit, handler): Remove LTO temporary output file on exit.
1246 (add_lto_object): New function.
1247 (maybe_run_lto_and_relink): New function. Perform link time code
1248 generation and relinking for object files containing LTO information.
1249 (main): Invoke maybe_run_lto_and_relink().
1250 (dump_argv): New function. For debugging, currently disabled.
1251 (scan_prog_file): Add LTO information pass.
1252 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1254 * toplev.c (compile_file): Emit assembler directive to create
1255 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1257 2009-10-03 Diego Novillo <dnovillo@google.com>
1259 * c.opt: Add LTO to warn_abi and warn_psabi.
1261 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1262 inline function. Ignore language-specific nodes. Update all users.
1263 (find_decls_types_r): Do not traverse the subtrees of
1264 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1265 * tree.h (is_lang_specific): New.
1266 * langhooks.h (struct lang_hooks_for_decls): Remove
1267 may_need_assembler_name_p. Update all users.
1269 * c-common.c (set_builtin_user_assembler_name): Move ...
1270 * builtins.c (set_builtin_user_assembler_name): ... here.
1271 (is_builtin_name): Add comment
1272 (is_builtin_fn): New.
1273 * except.c (output_ttype): Only call
1274 lookup_type_for_runtime if TYPE is not a runtime type.
1276 * passes.c (register_pass): Call position_pass on
1277 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1278 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1279 (TV_IPA_LTO_DECL_IO): Define.
1280 (TV_IPA_LTO_CGRAPH_IO): Define.
1282 (TV_WHOPR_WPA): Define.
1283 (TV_WHOPR_WPA_IO): Define.
1284 (TV_WHOPR_LTRANS): Define.
1285 (TV_WHOPR_WPA_FIXUP): Define.
1286 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1287 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1288 * tree-flow.h (tree_node_can_be_shared): Declare.
1289 * tree-inline.c (tree_can_inline_p): Check that E has a
1290 statement associated with it.
1291 * tree.c (free_lang_data_in_binf): Factor out of ...
1292 (free_lang_data_in_type): ... here.
1293 Call RECORD_OR_UNION_TYPE_P.
1294 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1295 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1296 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1297 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1298 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1299 (gate_free_lang_data): Return true if flag_generate_lto is set.
1300 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1301 * c-common.h (set_builtin_user_assembler_name): Move ...
1302 * tree.h (set_builtin_user_assembler_name): ... here.
1304 * common.opt (flto-report): New flag.
1305 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1306 * collect2.c (scan_prog_file): Send the error output of
1307 'nm' to HOST_BIT_BUCKET.
1309 2009-10-03 Ollie Wild <aaw@google.com>
1311 * langhooks-def.h (lhd_begin_section): New function declaration.
1312 (lhd_write_section): New function declaration.
1313 (lhd_end_section): New function declaration.
1314 (LANG_HOOKS_BEGIN_SECTION): New macro.
1315 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1316 (LANG_HOOKS_END_SECTION): New macro.
1317 (LANG_HOOKS_LTO): New macro.
1318 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1319 * langhooks.c (output.h): Add include.
1320 (saved_section): New static variable.
1321 (lhd_begin_section): New function.
1322 (lhd_write_section_data): New function.
1323 (lhd_end_section): New function.
1324 * langhooks.h (struct lang_hooks_for_lto): New structure.
1325 (struct lang_hooks): Add member lto.
1326 * Makefile.in (langhooks.o): Add dependency on output.h.
1328 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1330 2009-10-03 Richard Guenther <rguenther@suse.de>
1332 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1335 2009-10-03 Simon Baldwin <simonb@google.com>
1336 Richard Guenther <rguenther@suse.de>
1337 Janis Johnson <janis187@us.ibm.com>
1338 Doug Kwan <dougkwan@google.com>
1339 Diego Novillo <dnovillo@google.com>
1340 Ramana Radhakrishnan <ramana.r@gmail.com>
1341 Ollie Wild <aaw@google.com>
1343 * doc/install.texi: Add documentation for libelf and --enable-lto.
1344 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1345 -flto-report, -flto-compression-level and -use-linker-plugin.
1346 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1347 Add section for LTO Testing.
1349 2009-10-02 Cary Coutant <ccoutant@google.com>
1351 Add support for comdat type sections for DWARF v4.
1352 Merge from dwarf4 branch.
1354 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1355 (dw_die_ref): Define vector type.
1356 (enum dw_val_class): Add dw_val_class_data8.
1357 (struct dw_val_struct): Add v.val_data8.
1358 (comdat_type_node_ref): New type.
1359 (struct die_struct): Move die_symbol into a union; add new field
1360 die_type_node. Change all uses.
1361 (comdat_type_node): New type.
1362 (skeleton_chain_node): New type.
1363 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1364 (comdat_type_list): New variable.
1365 (dwarf_tag_name): Add DW_TAG_type_unit.
1366 (dwarf_attr_name): Add DW_AT_signature.
1367 (add_AT_data8): New function.
1368 (replace_child): New function.
1369 (move_all_children): New function.
1370 (print_signature): New function.
1371 (print_die): Print signature information; add dw_val_class_data8.
1372 (attr_checksum): Support dw_val_class_data8.
1373 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1374 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1375 (checksum_sleb128, checksum_uleb128): New functions.
1376 (checksum_die_context): New function.
1377 (loc_checksum_ordered): New function.
1378 (attr_checksum_ordered): New function.
1379 (struct checksum_attributes): New structure.
1380 (collect_checksum_attributes): New function.
1381 (die_checksum_ordered): New function.
1382 (generate_type_signature): New function.
1383 (same_dw_val_p): Add dw_val_class_data8.
1384 (is_symbol_die): Use new is_declaration_die function.
1385 (is_declaration_die): New function.
1386 (should_move_die_to_comdat): New function.
1387 (clone_die): New function.
1388 (clone_tree): New function.
1389 (clone_as_declaration): New function.
1390 (copy_declaration_context): New function.
1391 (generate_skeleton_ancestor_tree): New function.
1392 (generate_skeleton_bottom_up): New function.
1393 (generate_skeleton): New function.
1394 (remove_child_or_replace_with_skeleton): New function.
1395 (break_out_comdat_types): New function.
1396 (struct decl_table_entry): New type.
1397 (htab_decl_hash): New function.
1398 (htab_decl_eq): New function.
1399 (htab_decl_del): New function.
1400 (copy_ancestor_tree): New function.
1401 (copy_decls_walk): New function.
1402 (copy_decls_for_unworthy_types): New function.
1403 (build_abbrev_table): Don't assert on missing die_symbol when doing
1404 comdat type sections.
1405 (size_of_die): Use DW_FORM_sig8 for external references. Add
1407 (unmark_dies): Don't assert for unmarked dies when doing comdat
1409 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1410 (output_signature): New function.
1411 (output_die): Likewise.
1412 (output_compilation_unit_header): Mark output as DWARF version 3
1413 even if generating DWARF 4.
1414 (output_comdat_type_unit): New function.
1415 (output_line_info): Mark output as DWARF version 3 even if generating
1417 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1419 (dwarf2out_end_source_file): Likewise.
1420 (prune_unused_types_walk_attribs): Don't follow references into
1421 comdat type sections.
1422 (prune_unused_types_mark): When generating type units, do not mark
1423 children of non-defining declarations of types; do mark children of
1425 (prune_unused_types): Process comdat type sections.
1426 (htab_ct_hash): New function.
1427 (htab_ct_eq): New function.
1428 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1429 Add a pointer to the line table from type unit entries so
1430 DW_AT_decl_file has meaning.
1431 * varasm.c (default_elf_asm_named_section): Use identifier name as
1432 comdat key instead of lang hook.
1434 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1436 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1438 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1440 * config/i386/i386.md (SWIM248): New mode iterator.
1441 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1442 divmodhi4 patterns using SWIM248 macro.
1443 (*divmod<mode>4): Macroize insn_and_split pattern from
1444 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1445 and their corresponding splitters usign SWIM248 macro. Split SImode
1446 insn to generate cltd and DImode insn to generate cqto instead of
1447 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1448 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1449 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1450 *divmodsi_noext patterns using SWIM248 macro.
1451 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1452 udivmodhi4 patterns using SWIM248 macro.
1453 (*udivmod<mode>4): Macroize insn_and_split pattern from
1454 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1455 corresponding splitters using SWIM248 macro.
1456 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1457 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1459 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1461 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1462 of zero-sized element is zero-sized regardless of its extent.
1464 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1467 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1468 * configure: Regenerated.
1469 * config.in: Regenerated.
1470 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1471 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1472 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1473 not emitting .eh_frame, emit .cfi_sections .debug_frame
1478 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1479 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1481 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1482 vars use DECL_RTL with resetting it back to NULL afterwards.
1483 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1484 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1485 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1486 the attribute type allows it, otherwise use DW_FORM_dataN.
1487 (mem_loc_descriptor): Handle CONST_STRING.
1488 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1489 Handle MEM with CONST_STRING address using add_AT_string.
1490 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1491 CONST_STRING for const arrays initialized with a string literal.
1492 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1493 (dwarf2out_finish): Call resolve_addr.
1495 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1496 Maxim Kuvyrkov <maxim@codesourcery.com>
1498 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1500 2009-10-02 Nick Clifton <nickc@redhat.com>
1502 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1503 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1505 2009-10-01 Jan Hubicka <jh@suse.cz>
1507 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1508 (cgraph_create_virtual_clone): Just pass redirect_callers
1510 * cgraph.h (cgraph_clone_node): Update prototype.
1511 * ipa-pure-const.c (self_recursive_p): New function.
1512 (propagate): Use it.
1513 * ipa-inline.c (cgraph_clone_inlined_nodes,
1514 cgraph_decide_recursive_inlining): Update.
1516 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1518 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1519 instructions for TARGET_OCTEON.
1521 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1523 * config/arm/arm.c (arm_override_options): Turn off
1524 flag_dwarf2_cfi_asm for AAPCS variants.
1526 2009-10-01 Martin Jambor <mjambor@suse.cz>
1529 * tree-sra.c (convert_callers): Do not call
1530 compute_inline_parameters on one caller more than once.
1532 2009-10-01 Nick Clifton <nickc@redhat.com>
1534 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1535 an empty string if not already defined.
1537 2009-10-01 Martin Jambor <mjambor@suse.cz>
1540 * tree-sra.c (is_va_list_type): New function.
1541 (find_var_candidates): Call is_va_list_type.
1542 (find_param_candidates): Check that the type or the type pointed
1543 to are not va_list types.
1545 2009-10-01 Martin Jambor <mjambor@suse.cz>
1548 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1549 DECL_ARTIFICIAL (param_decl) is true.
1551 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1553 * tree.h (tree_decl_common::lang_flag_8): New.
1554 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1556 * c-common.h (RID_CONSTEXPR): New.
1558 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1560 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1561 Use ref-all pointers.
1562 (alpha_gimplify_va_arg): Ditto.
1564 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1567 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1568 before insn counting loop now that BB_END (bb) is counted. Ensure
1569 the return value isn't zero.
1571 2009-09-30 Nick Clifton <nickc@redhat.com>
1573 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1574 with separate definitions of c_target_objs and cxx_target_objs.
1575 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1577 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1578 sh_symbian_import_export_class.
1579 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1580 * config/sh/symbian.c: Delete, moving code into...
1581 * config/sh/symbian-base.c: ... here
1582 * config/sh/symbian-c.c: ... and here
1583 * config/sh/symbian-cxx.c: ... and here.
1585 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1588 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1589 of plus RTX into register.
1591 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1593 * doc/install.texi: Linguistic and markup fixes.
1594 (Configuration) <--disable-cpp>: Remove description.
1595 <--enable-maintainer-mode>: Autotools files are affected, too.
1596 <--with-sysroot>: Improve description.
1597 (Building): Bump required GNU make version.
1599 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1601 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1602 (x86_64-*-*): Ditto.
1604 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1605 intrinisics for FMA4.
1606 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1607 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1608 Add FMA4 check and fma4intrin.h.
1609 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1611 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1612 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1613 constant for FMA4 support.
1614 (UNSPEC_FMA4_FMADDSUB): Ditto.
1615 (UNSPEC_FMA4_FMSUBADD): Ditto.
1616 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1617 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1618 (ix86_expand_fma4_multiple_memory): Ditto.
1619 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1620 (OPTION_MASK_ISA_FMA4_UNSET): New.
1621 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1622 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1623 (ix86_handle_option): Handle -mfma4.
1624 (isa_opts): Handle -mfma4.
1625 (enum pta_flags): Add PTA_FMA4.
1626 (override_options): Add FMA4 support.
1627 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1628 (IX86_BUILTIN_VFMADDSD): Ditto.
1629 (IX86_BUILTIN_VFMADDPS): Ditto.
1630 (IX86_BUILTIN_VFMADDPD): Ditto.
1631 (IX86_BUILTIN_VFMSUBSS): Ditto.
1632 (IX86_BUILTIN_VFMSUBSD): Ditto.
1633 (IX86_BUILTIN_VFMSUBPS): Ditto.
1634 (IX86_BUILTIN_VFMSUBPD): Ditto.
1635 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1636 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1637 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1638 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1639 (IX86_BUILTIN_VFNMADDSS): Ditto.
1640 (IX86_BUILTIN_VFNMADDSD): Ditto.
1641 (IX86_BUILTIN_VFNMADDPS): Ditto.
1642 (IX86_BUILTIN_VFNMADDPD): Ditto.
1643 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1644 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1645 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1646 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1647 (IX86_BUILTIN_VFMADDPS256): Ditto.
1648 (IX86_BUILTIN_VFMADDPD256): Ditto.
1649 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1650 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1651 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1652 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1653 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1654 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1655 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1656 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1657 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1658 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1659 (enum multi_arg_type): New enum for describing the various FMA4
1660 intrinsic argument types.
1661 (bdesc_multi_arg): New table for FMA4 intrinsics.
1662 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1663 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1665 (ix86_expand_builtin): Add FMA4 intrinsic support.
1666 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1667 operand instructions.
1668 (ix86_expand_fma4_multiple_memory): New function to split the
1669 second memory reference from FMA4 instructions.
1670 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1671 (ssemodesuffixf2s): Ditto.
1672 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1674 (fma4_fmsub<mode>4): Ditto.
1675 (fma4_fnmadd<mode>4): Ditto.
1676 (fma4_fnmsub<mode>4): Ditto.
1677 (fma4_vmfmadd<mode>4): Ditto.
1678 (fma4_vmfmsub<mode>4): Ditto.
1679 (fma4_vmfnmadd<mode>4): Ditto.
1680 (fma4_vmfnmsub<mode>4): Ditto.
1681 (fma4_fmadd<mode>4256): Ditto.
1682 (fma4_fmsub<mode>4256): Ditto.
1683 (fma4_fnmadd<mode>4256): Ditto.
1684 (fma4_fnmsub<mode>4256): Ditto.
1685 (fma4_fmaddsubv8sf4): Ditto.
1686 (fma4_fmaddsubv4sf4): Ditto.
1687 (fma4_fmaddsubv4df4): Ditto.
1688 (fma4_fmaddsubv2df4): Ditto.
1689 (fma4_fmsubaddv8sf4): Ditto.
1690 (fma4_fmsubaddv4sf4): Ditto.
1691 (fma4_fmsubaddv4df4): Ditto.
1692 (fma4_fmsubaddv2df4): Ditto.
1693 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1694 instructions for intrinsics.
1695 (fma4i_fmsub<mode>4): Ditto.
1696 (fma4i_fnmadd<mode>4): Ditto.
1697 (fma4i_fnmsub<mode>4): Ditto.
1698 (fma4i_vmfmadd<mode>4): Ditto.
1699 (fma4i_vmfmsub<mode>4): Ditto.
1700 (fma4i_vmfnmadd<mode>4): Ditto.
1701 (fma4i_vmfnmsub<mode>4): Ditto.
1702 (fma4i_fmadd<mode>4256): Ditto.
1703 (fma4i_fmsub<mode>4256): Ditto.
1704 (fma4i_fnmadd<mode>4256): Ditto.
1705 (fma4i_fnmsub<mode>4256): Ditto.
1706 (fma4i_fmaddsubv8sf4): Ditto.
1707 (fma4i_fmaddsubv4sf4): Ditto.
1708 (fma4i_fmaddsubv4df4): Ditto.
1709 (fma4i_fmaddsubv2df4): Ditto.
1710 (fma4i_fmsubaddv8sf4): Ditto.
1711 (fma4i_fmsubaddv4sf4): Ditto.
1712 (fma4i_fmsubaddv4df4): Ditto.
1713 (fma4i_fmsubaddv2df4): Ditto.
1715 * doc/invoke.texi (-mfma4): Add documentation.
1716 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1718 2009-09-29 Richard Henderson <rth@redhat.com>
1720 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1721 an edge to the new destination block.
1723 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1726 * pa.c (hppa_profile_hook): Use
1727 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1729 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1730 Alexander Monakov <amonakov@ispras.ru>
1733 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1734 (not_postinc_memory_operand): New.
1735 (not_postinc_move_operand): New.
1736 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1737 (*cmovsi_internal): Ditto.
1739 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1741 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1742 restrict issue_rate in first pass when scheduling for register
1745 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1746 Rafael Avila de Espindola <espindola@google.com>
1748 * gengtype.c (plugin_output): New.
1749 (get_output_file_with_visibility): Return plugin_output for plugins.
1750 (main): Parse and use the -P option.
1751 * gty.texi: Update the command line format.
1753 2009-09-29 Jakub Jelinek <jakub@redhat.com>
1756 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
1758 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
1759 out if !const_ok_for_output.
1762 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
1763 case VAR_LOCATION>: Remove gcc_unreachable ().
1765 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1767 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
1768 (x86_64-*-*): Ditto.
1769 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
1770 back to smmintrin.h.
1771 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
1772 * config/i386/x86intrin.h: Remove SSE5.
1773 * config/i386/mmintrin-common.h: Delete file.
1774 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
1776 2009-09-29 Richard Guenther <rguenther@suse.de>
1778 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
1779 resulting from stack temporaries on STRICT_ALIGNMENT targets.
1781 2009-09-29 Nick Clifton <nickc@redhat.com>
1783 * function.c (current_function_name): If there is no current
1784 function just return "<none>".
1786 2009-09-28 Sriraman Tallam <tmsriram@google.com>
1788 * tree-pass.h (register_pass_info): New structure.
1789 (pass_positioning_ops): Move enum from gcc-plugin.h.
1790 (register_pass): New function.
1791 * gcc-plugin.h (plugin_pass): Delete structure.
1792 (pass_positioning_ops): Delete enum.
1793 * plugin.c (regsiter_pass): Delete function.
1794 (position_pass): Delete function.
1795 (added_pass_nodes): Delete variable.
1796 (prev_added_pass_nodes): Delete variable.
1797 (pass_list_node): Delete structure.
1798 * passes.c (make_pass_instance): New function.
1799 (next_pass_1): Change to call make_pass_instance.
1800 (pass_list_node): Move structure from gcc-plugin.h.
1801 (added_pass_nodes): Move variable from plugin.c.
1802 (prev_added_pass_nodes): Move variable from plugin.c.
1803 (position_pass): New function.
1804 (register_pass): New function.
1806 2009-09-28 Easwaran Raman <eraman@google.com>
1808 * ifcvt.c (noce_try_abs): Recognize pattern and call
1809 expand_one_cmpl_abs_nojump.
1810 * optabs.c (expand_one_cmpl_abs_nojump): New function.
1811 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
1813 2009-09-28 Ian Lance Taylor <iant@google.com>
1816 * c-opts.c (c_common_handle_option): Don't set
1817 warn_jump_misses_init for -Wall.
1818 * doc/invoke.texi (Warning Options): Update documentation.
1820 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1822 * Makefile.in ($(out_object_file)): Depend on
1823 gt-$(basename $(notdir $(out_file))).h.
1825 2009-09-28 Richard Henderson <rth@redhat.com>
1827 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
1828 * except.c (gen_eh_region): Set it.
1829 (duplicate_eh_regions_1): Copy it.
1830 * tree-eh.c (lower_resx): Use it to determine which function
1833 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
1834 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
1835 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
1836 * tree.c (build_common_builtin_nodes): Remove parameter. Build
1837 BUILT_IN_CXA_END_CLEANUP if necessary.
1839 * c-common.c (c_define_builtins): Update call to
1840 build_common_builtin_nodes.
1842 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1844 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
1846 2009-09-28 Michael Matz <matz@suse.de>
1848 * builtins.c (interclass_mathfn_icode): New helper.
1849 (expand_builtin_interclass_mathfn): Use it here, and split folding
1851 (fold_builtin_interclass_mathfn): ... this new folder.
1852 (build_call_nofold_loc): New static helper.
1853 (build_call_nofold): New wrapper macro for above.
1854 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
1855 (expand_builtin_pow): Ditto.
1856 (expand_builtin_memset_args): Ditto.
1857 (expand_builtin_printf): Ditto.
1858 (expand_builtin_fprintf): Ditto.
1859 (expand_builtin_sprintf): Ditto.
1860 (expand_builtin_memory_chk): Ditto.
1861 (expand_builtin_mempcpy_args): Ditto and don't call folders.
1862 (expand_builtin_stpcpy): Ditto.
1863 (expand_builtin_strcmp): Ditto.
1864 (expand_builtin_strncmp): Ditto.
1865 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
1866 (expand_builtin_strcpy_args): Don't call folders.
1867 (expand_builtin_memcmp): Ditto.
1868 (expand_builtin_strncpy): Ditto, and use target.
1869 (expand_builtin_memcpy): Ditto.
1870 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
1871 expand_builtin_strpbrk, expand_builtin_memmove,
1872 expand_builtin_memmove_args, expand_builtin_bcopy,
1873 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
1874 expand_builtin_strspn, expand_builtin_strcspn,
1875 expand_builtin_fputs): Remove these.
1876 (expand_builtin): Don't call the above, change calls to other
1877 expanders that changed prototype.
1878 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
1879 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
1880 fold_builtin_interclass_mathfn.
1881 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
1882 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
1884 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
1885 * passes.c (init_optimization_passes): Move pass_fold_builtins
1886 after last phiopt pass.
1887 * tree-inline.c (fold_marked_statements): When folding builtins
1888 iterate over all instruction potentially generated.
1889 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
1891 (fold_gimple_call): Use it to always fold calls (into potentially
1892 multiple instructions).
1893 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
1894 calls into zero at this time.
1895 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
1896 statements generated by builtin folding.
1898 2009-09-28 Nick Clifton <nickc@redhat.com>
1900 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
1902 2009-09-28 Duncan Sands <baldrick@free.fr>
1904 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
1905 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
1906 (register_callback): Dispatch it.
1907 (invoke_plugin_callbacks): Incorporate in sanity check.
1908 * ggc.h (ggc_register_cache_tab): Add declaration.
1909 * ggc-common.c (ggc_register_root_tab): Simplify.
1910 (const_ggc_cache_tab_t): New typedef.
1911 (extra_cache_vec): New vector of dynamically added cache tables.
1912 (ggc_register_cache_tab): New function.
1913 (ggc_scan_cache_tab): New function.
1914 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
1915 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
1917 2009-09-27 Richard Henderson <rth@redhat.com>
1919 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
1920 which we remove __builtin_stack_restore.
1922 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
1924 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
1925 to test for GRD_INVARIANT.
1926 (simple_rhs_p): Anything that's function_invariant_p is fine.
1928 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
1930 * gengtype.c (main): Use plunge_files instead of plugin_output.
1932 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
1933 Rafael Avila de Espindola <espindola@google.com>
1935 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
1936 Don't print pch related info if it is false.
1937 (main): Don't print pch info in plugin mode.
1939 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1941 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
1942 with dw_val_class_const_double.
1943 (struct dw_val_struct): Replace val_long_long with val_double and
1944 adjust for above change.
1945 (output_loc_operands): Likewise.
1946 (add_AT_long_long): Rename into...
1947 (add_AT_double): ...this.
1948 (print_die): Replace dw_val_class_long_long with
1949 dw_val_class_const_double and adjust.
1950 (attr_checksum): Likewise.
1951 (same_dw_val_p): Likewise.
1952 (size_of_die): Likewise.
1953 (value_format): Likewise.
1954 (output_die): Likewise.
1955 (loc_descriptor) <CONST_DOUBLE>: Likewise.
1956 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
1957 instead of add_AT_long_long.
1958 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
1959 value with the precision of its type.
1961 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
1964 * c-typeck.c (build_conditional_expr): Use the readonly and
1965 volatile flags of the operand types, not of the operands itself.
1967 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
1969 * collect2.c (main): Look for -brtl before adding libraries.
1971 2009-09-27 Jonathan Gray <jsg@openbsd.org>
1973 * config.gcc: Update OpenBSD targets.
1974 * config/openbsd-stdint.h: New file.
1975 * config/openbsd-libpthread.h: New file.
1976 * config/openbsd.h: Update and break out LIB_SPEC definition.
1977 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
1978 * config/i386/openbsdelf.h: Correct types.
1979 * config/m68k/openbsd.h: Likewise.
1980 * config/mips/openbsd.h: Likewise.
1981 * config/vax/openbsd.h: Likewise.
1983 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1985 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
1986 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
1987 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
1988 of the length and zero.
1990 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1992 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
1993 (FLAGS_H): Add options.h $(REAL_H).
1994 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
1995 (TREE_VECTORIZER_H): New.
1996 (EBITMAP_H): Renamed from EBIMAP_H.
1997 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
1998 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
1999 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
2000 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
2001 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
2002 (graphite-clast-to-gimple.o, graphite-dependences.o)
2003 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
2004 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2005 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2006 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2007 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2008 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2009 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2010 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2011 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2012 updated and fixed as per above changes and per
2013 check_makefile_deps.sh output.
2016 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2017 * configure: Regenerate.
2019 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2021 * doc/install.texi: Update minimum MPC version to 0.7.
2023 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2025 * doc/install.texi (Binaries): Remove reference to the binary
2026 distribution CD-ROM from the FSF.
2028 2009-09-26 Michael Matz <matz@suse.de>
2032 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2033 that are mentioned in the body.
2035 2009-09-26 Michael Matz <matz@suse.de>
2037 PR tree-optimization/41454
2038 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2039 (tree_ssa_dominator_optimize): Don't allocate and free it.
2040 (dom_opt_leave_block): Don't iterate over it.
2041 (eliminate_redundant_computations): Don't return a value.
2042 (cprop_operand, cprop_into_stmt): Ditto.
2043 (optimize_stmt): Don't defer updating stmts.
2045 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2047 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2048 generic_parameter_die, template_parameter_pack_die,
2049 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2050 renaming DW_TAG_formal_parameter_pack and
2051 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2052 and DW_TAG_GNU_template_parameter_pack.
2054 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2056 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2057 * config/v850/v850.c (v850_function_value): New function.
2058 (TARGET_FUNCTION_VALUE): Define.
2060 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2062 * tree-vect-stmts.c (vectorizable_call): Call
2063 mark_symbols_for_renaming after vect_finish_stmt_generation.
2065 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2066 to loc_descriptor_from_tree.
2067 (add_location_or_const_value_attribute): Pass 0 instead of 2
2068 for decl_by_reference_p decls.
2070 2009-09-25 Richard Guenther <rguenther@suse.de>
2073 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2076 2009-09-25 Ben Elliston <bje@au.ibm.com>
2078 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2081 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2083 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2084 form of instruction.
2086 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2089 * fold-const.c (const_binop): Handle complex int division.
2090 * tree-complex.c (expand_complex_div_straight,
2091 expand_complex_div_wide): Update comments.
2093 2009-09-24 DJ Delorie <dj@redhat.com>
2096 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2097 (reg_class): Likewise.
2098 (REG_CLASS_NAMES): Likewise.
2099 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2100 (m32c_override_options): Disable -fivopts for M32C.
2102 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2104 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2105 Delete VSX load/store with update support.
2106 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2107 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2111 (VStype_load_update): Ditto.
2112 (VStype_store_update): Ditto.
2113 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2114 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2116 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2117 load/store with update builtins.
2119 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2121 * libgcc2.c (L_trampoline): Prototype for getpagesize
2122 and mprotect in WINNT case.
2124 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2126 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2127 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2128 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2129 'outgoing' argument.
2130 (TARGET_FUNCTION_VALUE): Define.
2132 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2134 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2136 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2139 * common.opt: Initialize dwarf_strict to -1.
2140 * toplev.c (process_options): Catch unset dwarf_strict
2141 and set to 0 for all targets not overriding.
2142 * config/darwin.c (darwin_override_options): Catch unset
2143 dwarf_strict and override to 1.
2145 2009-09-24 Jeff Law <law@redhat.com>
2147 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2149 2009-09-24 Richard Guenther <rguenther@suse.de>
2151 PR tree-optimization/36143
2152 PR tree-optimization/38747
2153 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2154 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2156 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2159 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2160 return false instead of gcc_unreachable (). For CONST return the
2161 value returned by recursive call instead of always returning true.
2162 (tree_add_const_value_attribute): Return the value returned by
2163 add_const_value_attribute instead of always returning true if rtl
2166 2009-09-23 Justin Seyster <jrseys@gmail.com>
2168 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2170 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2172 * cgraphunit.c (cgraph_lower_function): Revert last change.
2173 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2174 instead of DECL_NO_STATIC_CHAIN.
2175 * tree-cfg.c (verify_gimple_call): Likewise.
2176 * tree-nested.c (get_chain_decl, get_chain_field,
2177 convert_tramp_reference_op, convert_gimple_call): Likewise.
2178 (convert_all_function_calls): Likewise. Always set or clear
2179 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2180 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2181 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2183 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2184 DECL_NO_STATIC_CHAIN.
2185 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2186 instead of DECL_NO_STATIC_CHAIN.
2187 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2188 decl_function_context.
2189 * varasm.c (initializer_constant_valid_p): Likewise.
2190 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2191 (DECL_STATIC_CHAIN): ... this.
2192 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2193 instead of DECL_NO_STATIC_CHAIN.
2195 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2196 Rafael Avila de Espindola <espindola@google.com>
2198 * gengtype.c (nb_plugin_files): Make it unsigned to match
2199 num_gt_files. Adjust other variables to avoid warnings.
2200 (main): Allocate an all zero lang_bitmap before each plugin file name
2201 to match regular file names.
2203 2009-09-23 Richard Henderson <rth@redhat.com>
2205 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2206 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2207 static chain passed in memory.
2208 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2209 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2210 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2211 STATIC_CHAIN_REGNUM defined.
2213 * config/picochip/picochip-protos.h: s/class/klass/.
2214 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2215 (picochip_static_chain): New.
2216 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2217 (STATIC_CHAIN_INCOMING): Remove.
2219 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2220 (xtensa_static_chain): New.
2221 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2222 (STATIC_CHAIN_INCOMING): Remove.
2224 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2226 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2227 * config/pa/pa-protos.h (function_value): Remove.
2228 * config/pa/pa.c (pa_function_value): Rename from function_value.
2229 Make static, add 'outgoing' argument.
2230 (TARGET_FUNCTION_VALUE): Define.
2232 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2234 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2235 instead of cfun->machine->is_leaf.
2236 * config/avr/avr.h (machine_function): Remove is_leaf field.
2238 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2241 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2242 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2243 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2244 the same size, prefer DW_OP_stack_value.
2245 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2246 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2248 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2251 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2253 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2256 * cfgexpand.c (convert_debug_memory_address): New.
2257 (expand_debug_expr): Convert base address and offset to the same
2258 mode. Use it to convert addresses to other modes. Accept
2261 2009-09-23 Richard Guenther <rguenther@suse.de>
2263 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2264 produced for bigendian targets with promoted subregs.
2266 2009-09-23 Richard Guenther <rguenther@suse.de>
2268 * value-prof.c (gimple_ic): Purge old EH edges only after building
2271 2009-09-23 Nick Clifton <nickc@redhat.com>
2273 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2275 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2278 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2281 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2282 on non-nested functions.
2284 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2285 Jan Hubicka <jh@suse.cz>
2287 * dwarf2out.c (loc_list_plus_const): Only define if
2288 DWARF2_DEBUGGING_INFO.
2289 (address_of_int_loc_descriptor): Likewise.
2292 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2294 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2297 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2298 constant is more than zero.
2300 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2303 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2304 call final to emit non-scheduled prologue, instead insert at entry.
2306 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2307 Joseph S. Myers <joseph@codesourcery.com>
2309 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2311 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2312 Rafael Avila de Espindola <espindola@google.com>
2314 * gengtype.c (is_file_equal): New function.
2315 (close_output_files): Use is_file_equal. Free of->buf.
2317 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2318 Rafael Avila de Espindola <espindola@google.com>
2320 * gengtype.c (write_types, write_local): Add the output_header
2321 argument. Update all callers.
2323 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2325 * dwarf2out.c (template_parameter_pack_die,
2326 gen_formal_parameter_pack_die ): New functions.
2327 (make_ith_pack_parameter_name): Remove this function.
2328 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2329 DW_TAG_formal_parameter_pack.
2330 (gen_generic_params_dies): Represent each template parameter pack
2331 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2332 represented by usual DW_TAG_template_*_parameter DIEs that are
2333 children of the DW_TAG_template_parameter_pack element DIE.
2334 (generic_parameter_die): This doesn't deal with parameter pack
2335 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2336 of parameter pack DIEs.
2337 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2338 in certain cases, e.g. for pack elements.
2339 (gen_formal_types_die, gen_decl_die): Adjust usage of
2340 gen_formal_parameter_die.
2341 (gen_subprogram_die): Represent each function parameter pack by a
2342 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2343 represented by usual DW_TAG_formal_parameter DIEs that are children
2344 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2345 ____builtin_va_alist decls as no part of the compiler uses those
2347 * langhooks.h (struct lang_hooks_for_decls): Add
2348 function_parm_expanded_from_pack_p, get_generic_function_decl
2349 and function_parameter_pack_p hooks. Fix comment for
2350 get_innermost_generic_parms hook.
2351 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2352 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2353 macros and use them to initialize lang_hook.
2355 2009-09-22 Richard Henderson <rth@redhat.com>
2357 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2358 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2359 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2360 on TRAMPOLINE_TEMPLATE.
2361 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2362 TRAMPOLINE_ADJUST_ADDRESS.
2363 * targhooks.c (default_asm_trampoline_template): Remove.
2364 (default_trampoline_adjust_address): Remove.
2365 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2366 * targhooks.h: Update decls.
2368 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2370 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2371 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2372 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2374 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2377 * reload1.c (reload): Reset debug insns with pseudos without
2380 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2382 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2383 unconditional true for decimal float modes.
2384 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2385 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2387 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2389 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2390 Enable a new case for __FreeBSD__ >= 7.
2391 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2392 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2393 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2394 and USE_LD_AS_NEEDED.
2396 * doc/install.texi (*-*-freebsd*): Update target information.
2398 2009-09-22 Richard Guenther <rguenther@suse.de>
2401 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2402 arrays really properly.
2404 2009-09-22 Richard Henderson <rth@redhat.com>
2407 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2408 calls.static_chain, calls.trampoline_init,
2409 calls.trampoline_adjust_address.
2410 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2411 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2412 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2413 * builtins.c (expand_builtin_setjmp_receiver): Use
2414 targetm.calls.static_chain; only clobber registers.
2415 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2416 set up memory attributes properly for the trampoline block.
2417 (expand_builtin_adjust_trampoline): Use
2418 targetm.calls.trampoline_adjust_address.
2419 * calls.c (prepare_call_address): Add fndecl argument. Use
2420 targetm.calls.static_chain.
2421 * df-scan.c (df_need_static_chain_reg): Remove.
2422 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2423 consolodate static chain handling.
2424 * doc/tm.texi: Document new hooks.
2425 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2426 (init_emit_regs): Don't initialize them.
2427 * expr.h (prepare_call_address): Update decl.
2428 * final.c (profile_function): Use targetm.calls.static_chain.
2429 * function.c (expand_function_start): Likewise.
2430 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2431 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2432 only clobber registers.
2433 * targhooks.c (default_static_chain): New.
2434 (default_asm_trampoline_template, default_trampoline_init): New.
2435 (default_trampoline_adjust_address): New.
2436 * targhooks.h: Declare them.
2437 * varasm.c (assemble_trampoline_template): Use
2438 targetm.asm_out.trampoline_template. Make the memory block const
2441 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2442 alpha_initialize_trampoline. Make static. Merge VMS parameter
2443 differences into the TARGET_ABI_OPEN_VMS code block.
2444 (TARGET_TRAMPOLINE_INIT): New.
2445 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2446 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2447 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2448 (INITIALIZE_TRAMPOLINE): Remove.
2450 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2451 (TRAMPOLINE_TEMPLATE): Merge with ...
2452 (INITIALIZE_TRAMPOLINE): ... this and move ...
2453 * config/arc/arc.c (arc_trampoline_init): ... here.
2454 (TARGET_TRAMPOLINE_INIT): New.
2456 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2457 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2458 (arm_asm_trampoline_template): New.
2459 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2460 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2461 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2462 code to arm_asm_trampoline_template.
2463 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2464 arm_trampoline_adjust_address.
2465 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2466 adjust for target hook parameters.
2468 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2471 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2472 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2473 (bfin_trampoline_init): Rename from initialize_trampoline;
2474 make static; update for target hook parameters.
2475 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2476 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2477 bfin_asm_trampoline_template.
2478 (INITIALIZE_TRAMPOLINE): Remove.
2480 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2481 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2482 cris_trampoline_init): New.
2483 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2484 cris_asm_trampoline_template.
2485 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2486 adjust for target hook parameters.
2488 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2490 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2491 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2492 fr30_trampoline_init): New.
2493 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2494 fr30_asm_trampoline_template.
2495 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2496 adjust for target hook parameters.
2498 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2499 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2500 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2501 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2502 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2504 * config/h8300/h8300.c (h8300_trampoline_init): New.
2505 (TARGET_TRAMPOLINE_INIT): New.
2506 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2507 to h8300_trampoline_init and adjust for hook parameters.
2509 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2510 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2511 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2512 make static; adjust for hook parameters.
2513 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2515 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2516 (TARGET_TRAMPOLINE_INIT): New.
2517 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2518 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2519 iq2000_asm_trampoline_template.
2520 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2521 (TRAMPOLINE_CODE_SIZE): New.
2522 (TRAMPOLINE_SIZE): Use it.
2523 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2525 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2526 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2527 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2528 adjust for hook parameters.
2529 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2531 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2532 (m32r_trampoline_init): New.
2533 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2534 m32r_trampoline_init.
2536 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2537 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2538 make static; update for hook parameters.
2539 * config/m68hc11/m68hc11-protos.h: Update.
2540 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2542 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2543 (TARGET_TRAMPOLINE_INIT): New.
2544 (mcore_function_value): Fix typo.
2545 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2546 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2547 to mcore_asm_trampoline_template.
2548 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2550 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2551 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2552 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2553 update for hook parameters.
2554 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2556 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2557 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2558 mips_trampoline_init): New.
2559 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2560 mips_asm_trampoline_template.
2561 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2562 update for hook parameters.
2564 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2565 (TARGET_TRAMPOLINE_INIT): New.
2566 (mmix_trampoline_size): Remove.
2567 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2568 make static. Remove out-of-date tetra vs octa comment.
2569 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2570 make static; update for hook parameters.
2571 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2572 (INITIALIZE_TRAMPOLINE): Remove.
2573 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2574 (TRAMPOLINE_ALIGNMENT): New.
2575 * gcc/config/mmix/mmix-protos.h: Update.
2577 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2578 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2579 mn10300_trampoline_init): New.
2580 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2581 mn10300_asm_trampoline_template.
2582 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2584 * config/moxie/moxie.c (moxie_static_chain,
2585 moxie_asm_trampoline_template, moxie_trampoline_init,
2586 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2587 TARGET_TRAMPOLINE_INIT): New.
2588 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2589 moxie_trampoline_init.
2590 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2591 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2593 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2594 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2595 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2596 pa_trampoline_adjust_address): New.
2597 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2598 pa_asm_trampoline_template.
2599 (TRAMPOLINE_ALIGNMENT): New.
2600 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2601 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2602 adjust for hook parameters.
2603 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2605 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2606 (TARGET_TRAMPOLINE_INIT): New.
2607 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2608 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2610 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2612 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2613 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2614 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2615 make static; adjust parameters for the hook.
2616 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2618 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2619 s390_trampoline_template; make static.
2620 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2621 make static; adjust for target hook.
2622 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2623 * config/s390/s390-protos.h: Remove trampoline decls.
2624 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2625 (TRAMPOLINE_TEMPLATE): Remove.
2626 (TRAMPOLINE_ALIGNMENT): New.
2628 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2629 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2630 (TARGET_TRAMPOLINE_INIT): New.
2631 (score_asm_trampoline_template): New.
2632 (score_trampoline_init): Rename from score_initialize_trampoline;
2633 make static; adjust for hook parameters.
2634 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2635 score[37]_asm_trampoline_template.
2636 (INITIALIZE_TRAMPOLINE): Remove.
2637 * config/score/score3.c (score3_asm_trampoline_template): New.
2638 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2639 adjust for target hook.
2640 * config/score/score7.c (score7_asm_trampoline_template): New.
2641 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2642 adjust for target hook.
2643 * config/score/score3.h, config/score/score7.h: Update.
2645 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2646 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2647 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2648 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2649 make static; adjust for target hook parameters.
2650 (sh_trampoline_adjust_address): New.
2651 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2652 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2654 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2655 (sparc32_initialize_trampoline): Rename from
2656 sparc_initialize_trampoline; make static; replace tramp parameter
2657 with m_tramp and update memory accesses.
2658 (sparc64_initialize_trampoline): Similarly.
2659 (sparc_trampoline_init): New.
2660 * config/sparc/sparc-protos.h: Remove trampoline decls.
2661 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2662 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2664 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2665 (array_to_constant): Make ARR parameter const.
2666 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2667 make static; update for hook parameters.
2668 * config/spu/spu-protos.h: Update decls.
2669 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2671 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2672 from xstormy16_initialize_trampoline; make static; update for
2674 (TARGET_TRAMPOLINE_INIT): New.
2675 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2677 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2678 (TARGET_TRAMPOLINE_INIT): New.
2679 (v850_can_eliminate): Make static.
2680 (v850_asm_trampoline_template, v850_trampoline_init): New.
2681 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2682 v850_asm_trampoline_template.
2683 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2684 and adjust for target hook parameters.
2686 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2687 (TARGET_TRAMPOLINE_INIT): New.
2688 (vax_asm_trampoline_template, vax_trampoline_init): New.
2689 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2690 vax_asm_trampoline_template.
2691 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2693 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2694 (TARGET_TRAMPOLINE_INIT): New.
2695 (xtensa_asm_trampoline_template): Rename from
2696 xtensa_trampoline_template; make static.
2697 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2698 make static; update for hook parameters.
2699 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2700 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2701 (INITIALIZE_TRAMPOLINE): Remove.
2703 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2704 error for nested functions with regparm=3.
2705 (ix86_compute_frame_layout): Adjust frame pointer offset for
2706 ix86_static_chain_on_stack.
2707 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2708 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2709 don't reset to UNITS_PER_WORD.
2710 (ix86_emit_leave): Adjust ix86_cfa_state.
2711 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2712 (ix86_static_chain): New.
2713 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2714 make static; update for target hook parameters; use ix86_static_chain.
2715 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2716 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2717 (INITIALIZE_TRAMPOLINE): Remove.
2718 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2719 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2720 to the end. Add static_chain_on_stack.
2721 (ix86_static_chain_on_stack): New.
2723 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2724 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2725 (m68k_trampoline_init): New.
2726 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2727 m68k_trampoline_init and adjust for hook parameters.
2728 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2729 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2731 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2733 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2734 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2736 * reload1.c (reload): Call wrap_constant when substituting
2737 reg for equiv inside of DEBUG_INSNs.
2740 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2741 add_call_src_coords_attributes, add_high_low_attributes,
2742 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2743 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2744 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2745 when -gdwarf-2 -gstrict-dwarf.
2746 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2747 -gdwarf-[23] -gstrict-dwarf.
2748 (address_of_int_loc_descriptor, loc_descriptor,
2749 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
2750 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
2751 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2753 2009-09-22 Richard Guenther <rguenther@suse.de>
2755 PR tree-optimization/41428
2756 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
2757 (ccp_finalize): Pass it to substitute_and_fold.
2759 2009-09-22 Richard Guenther <rguenther@suse.de>
2761 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
2762 (substitute_and_fold): Adjust prototype.
2763 * tree-vrp.c (vrp_evaluate_conditional): Make static.
2764 (simplify_stmt_using_ranges): Likewise.
2765 (fold_predicate_in): Move here from tree-ssa-propagate.c.
2766 (vrp_fold_stmt): New function.
2767 (vrp_finalize): Pass it to substitute_and_fold.
2768 * tree-flow.h (vrp_evaluate_conditional): Remove.
2769 (simplify_stmt_using_ranges): Likewise.
2770 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
2771 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2772 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
2774 (fold_predicate_in): Move to tree-vrp.c.
2775 (substitute_and_fold): Use the callback instead of calling into
2776 tree-vrp.c functions directly.
2778 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2780 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
2781 comparison warning on rs6000.
2784 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
2785 GIMPLE_EH_MUST_NOT_THROW cleanup.
2786 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2788 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
2791 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
2792 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
2793 LIB_SPEC for darwin10 and later since it always uses the unwinder in
2794 libSystem which is derived from the gcc 4.2.1 unwinder.
2796 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2799 * varasm.c (default_encode_section_info): Copy TLS model into
2800 sym_ref flags regardless of backend support for TLS, for all
2801 model types except TLS_MODEL_EMULATED.
2803 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2806 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
2807 we can handle it correctly.
2809 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2811 * doc/install.texi (os2): Remove section.
2813 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2815 * doc/standards.texi (Objective-C): Adjust two URLs.
2817 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
2819 * tree-tailcall.c (process_assignment): Don't check if a
2820 multiplication or an addition are already present.
2821 (find_tail_calls): Combine multiple additions and multiplications.
2822 (adjust_accumulator_values): Emit accumulators.
2824 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
2826 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
2827 xmm register restore.
2829 2009-09-21 Jan Hubicka <jh@suse.cz>
2831 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
2832 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
2835 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
2837 * stor-layout.c (layout_type): Remove obsolete code.
2839 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
2842 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
2844 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2847 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
2848 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
2849 (fold_builtin_2, do_mpc_arg1): Update accordingly.
2850 * fold-const.c (const_binop): Likewise.
2851 * real.h (do_mpc_arg2): Update prototype.
2853 2009-09-20 Jan Hubicka <jh@suse.cz>
2855 * dwarf2out.c (add_const_value_attribute): Return true if successful.
2856 (add_location_or_const_value_attribute): Rewrite using
2858 (tree_add_const_value_attribute): Return true if successful.
2859 (tree_add_const_value_attribute_for_decl): Likewise.
2861 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
2862 (loc_descriptor): ... here;
2863 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2864 (cst_pool_loc_descr): Break out from ...; do not reffer constant
2865 pool items that was not marked for output.
2866 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
2867 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2868 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2869 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
2870 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
2871 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
2872 DW_OP_stack_value to get address of items that are not available
2874 (dw_loc_list): Handle single element lists correctly.
2876 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
2877 Pascal Obry <obry@adacore.com>
2879 * unwind-dw2-fde.c (classify_object_over_fdes):
2880 Cast the constant 1 to _Unwind_Ptr.
2881 (add_fdes): Likewise.
2882 (linear_search_fdes): Likewise.
2884 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
2886 * stor-layout.c (set_sizetype): Avoid useless type copy.
2888 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2890 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
2892 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
2893 * configure, config.in: Regenerate.
2894 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
2896 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
2897 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
2898 for global data if the output could be used in a shared library.
2899 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
2900 to 0 if TARGET_WRITABLE_EH_FRAME.
2902 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
2904 PR rtl-optimization/39886
2905 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
2906 just when insn is equal to BB_END (bb).
2908 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
2910 * config/mips/mips.opt (mrelax-pic-calls): New option.
2911 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
2913 (mips_unspec_call): Change "unspec_call" expander into this.
2914 (mips_strip_unspec_call): New function.
2915 (mips_got_load): Call mips_unspec_call instead of
2916 gen_unspec_call<mode>.
2917 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
2919 (mips_cfg_in_reorg): New function.
2920 (mips16_lay_out_constants): Use it to decide whether to call
2921 CFG-aware insn splitting.
2922 (r10k_insert_cache_barriers): Move CFG set-up code from here to
2923 mips_reorg. Move DF set-up code from here ...
2924 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
2926 (mips_reorg): Call mips_df_reorg instead of
2927 r10k_insert_cache_barriers. Move CFG set-up code here from
2928 r10k_insert_cache_barriers.
2929 (mips_call_expr_from_insn): New function.
2930 (mips_pic_call_symbol_from_set): Likewise.
2931 (mips_find_pic_call_symbol): Likewise.
2932 (mips_annotate_pic_call_expr): Likewise.
2933 (mips_get_pic_call_symbol): Likewise.
2934 (mips_annotate_pic_calls): Likewise.
2935 (mips_override_options): Disable -mrelax-pic-calls unless PIC
2937 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
2938 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
2939 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
2941 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
2942 (unspec_call<mode>): Remove it.
2943 (sibcall_internal, sibcall_value_internal,
2944 sibcall_value_multiple_internal, call_internal, call_split,
2945 call_value_internal, call_value_split,
2946 call_value_multiple_internal, call_value_multiple_split): Pass
2947 SIZE_OPNO to MIPS_CALL.
2948 (call_internal_direct, call_direct_split,
2949 call_value_internal_direct, call_value_direct_split): Pass -1 as
2950 SIZE_OPNO to MIPS_CALL.
2951 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
2952 * configure: Regenerate.
2953 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
2954 and -mno-relax-pic-calls.
2955 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
2957 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2960 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
2961 in the directory this rule is called from, rather than the
2962 toplevel 'gcc' directory, to fix in-tree build.
2964 2009-09-19 Chris Demetriou <cgd@google.com>
2966 PR preprocessor/28435:
2967 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
2968 to cpplib that the preprocessor output is needed.
2970 2009-09-19 Jakub Jelinek <jakub@redhat.com>
2972 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
2973 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
2974 *return_and_restore_fpregs_<mode>,
2975 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
2978 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
2979 instead of assuming it has always a REG inside of it.
2981 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
2983 * config/freebsd.h: Update comment on types.
2984 (WINT_TYPE): Define.
2986 2009-09-18 Jason Merrill <jason@redhat.com>
2988 * c.opt: Add -fno-deduce-init-list.
2990 2009-09-18 Neil Vachharajani <nvachhar@google.com>
2992 * value-prof.c (interesting_stringop_to_profile_p): Added output
2993 argument to indicate which parameter is the size parameter.
2994 * value-prof.c (gimple_stringop_fixed_value): Use
2995 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
2996 * value-prof.c (gimple_stringops_transform): Update call sites to
2997 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
2999 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
3002 From David Binderman <dcb314@hotmail.com>:
3003 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
3004 local variable f. Remove stale comments.
3005 (ix86_compute_frame_layout): Remove useless local variable total_size.
3006 Remove #if 0'd code.
3007 (legitimate_address_p): Remove useless local variables
3008 reason_rtx and reason.
3009 (ix86_split_copysign_const): Remove useless local variable op1.
3010 (scale_counter): Remove useless local variable piece_size_mask.
3012 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3014 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3017 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3020 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3022 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3024 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3027 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3029 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3030 DW_OP_implicit_value even without dwarf_version 4.
3032 2009-09-17 Jan Hubicka <jh@suse.cz>
3034 * dwarf2out.c: Include tree-pass.h and gimple.h.
3035 (loc_list_plus_const): New function.
3036 (loc_descriptor_from_tree_1): Rename to ...
3037 (loc_descriptor_from_tree): ... remove original.
3038 (loc_list_from_tree): New function.
3039 (add_AT_location_description): Accept location list.
3040 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3041 (concatn_mem_loc_descriptor): Remove.
3042 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3044 (secname_for_decl): Move up.
3045 (hidden_reference_p): New function; break out from ...
3046 (loc_by_refernece): ... here; move up.
3047 (dw_loc_list): New function.
3048 (single_element_loc_list): New function.
3049 (single_element_loc_list_p): New function.
3050 (add_loc_descr_to_each): New function.
3051 (add_loc_list): New function.
3052 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3053 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3054 add diagnostics why expansion failed.
3055 (add_location_or_const_value_attribute): Support location lists.
3056 (add_bound_info): Likewise.
3057 (descr_info_loc): Update call of loc_descriptor_from_tree.
3058 (gen_variable_die): Work on location lists.
3059 * final.c (pass_final): Add dump file.
3060 * Makefile.in (dwarf2out.o): Add new dependencies.
3062 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3065 * real.c decimal_from_integer, decimal_integer_string): New.
3066 (real_from_integer): Use them as special case for decimal float.
3067 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3068 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3069 Do not append zero after the decimal point in string to convert.
3071 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3073 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3074 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3076 2009-09-17 Martin Jambor <mjambor@suse.cz>
3078 * common.opt (fipa-sra): New switch.
3079 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3080 * timevar.def (TV_IPA_SRA): New timevar.
3081 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3082 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3083 * tree-sra.c: Include cgraph.c.
3084 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3085 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3086 and grp_not_necessarilly_dereferenced.
3087 (func_param_count): New variable.
3088 (encountered_apply_args): New variable.
3089 (bb_dereferences): New variable.
3090 (final_bbs): New variable.
3091 (no_accesses_representant): New variable.
3092 (no_accesses_p): New function.
3093 (dump_access): Dump the new fields.
3094 (sra_initialize): Set encountered_apply_args to false.
3095 (get_ssa_base_param): New function.
3096 (mark_parm_dereference): New function.
3097 (create_access): Caring for INIDRECT_REFs and different handling of
3098 varialble length accesses in early IPA SRA. Store the stmt - a new
3099 parameter - to the new access.
3100 (build_access_from_expr_1): New parameter stmt, passed to
3101 create_access. Handle INDIRECT_REFs.
3102 (build_access_from_expr): Pass the current statement to
3103 build_access_from_expr_1.
3104 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3106 (build_accesses_from_assign): Pass the current statement to
3107 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3108 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3109 final_bbs when necessary. Check for calls to __builtin_apply_args.
3110 Fixup EH info if anythng was changed.
3111 (is_unused_scalar_param): New function.
3112 (ptr_parm_has_direct_uses): New function.
3113 (find_param_candidates): New function.
3114 (mark_maybe_modified): New function.
3115 (analyze_modified_params): New function.
3116 (propagate_dereference_distances): New function.
3117 (dump_dereferences_table): New function.
3118 (analyze_caller_dereference_legality): New function.
3119 (unmodified_by_ref_scalar_representative): New function.
3120 (splice_param_accesses): New function.
3121 (decide_one_param_reduction): New function.
3122 (enum ipa_splicing_result): New type.
3123 (splice_all_param_accesses): New function.
3124 (get_param_index): New function.
3125 (turn_representatives_into_adjustments): New function.
3126 (analyze_all_param_acesses): New function.
3127 (get_replaced_param_substitute): New function.
3128 (get_adjustment_for_base): New function.
3129 (replace_removed_params_ssa_names): New function.
3130 (sra_ipa_reset_debug_stmts): New function.
3131 (sra_ipa_modify_expr): New function.
3132 (sra_ipa_modify_assign): New function.
3133 (convert_callers): New function.
3134 (modify_function): New function.
3135 (ipa_sra_preliminary_function_checks): New function.
3136 (ipa_early_sra): New function.
3137 (ipa_early_sra_gate): New function.
3138 (pass_early_ipa_sra): New variable.
3139 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3141 2009-09-17 Michael Matz <matz@suse.de>
3144 * tree.c (build_type_attribute_qual_variant): Export.
3145 * tree.h (build_type_attribute_qual_variant): Declare.
3146 * tree-inline.c (remap_type_1): Use it to build variants with
3147 the original qualifiers and attributes.
3149 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3151 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3152 without a fallthrough edge.
3154 2009-09-16 DJ Delorie <dj@redhat.com>
3156 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3157 chip and ignore the "fast_interrupt" attribute if so.
3159 2009-09-16 Richard Henderson <rth@redhat.com>
3162 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3165 2009-09-16 Richard Henderson <rth@redhat.com>
3168 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3169 is set only if DECL_NO_STATIC_CHAIN is unset.
3170 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3171 (FOR_EACH_NEST_INFO): New.
3172 (walk_all_functions): Use it.
3173 (finalize_nesting_tree): Likewise.
3174 (unnest_nesting_tree): Likewise.
3175 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3176 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3177 (convert_gimple_call): Early out if gimple_call_chain already set.
3178 (convert_all_function_calls): Iterate until no new functions
3179 require a static chain.
3180 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3181 when building a trampoline. Use dump_function_to_file instead
3183 (lower_nested_functions): Open dump_file. Validate that decls
3184 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3185 bit reset by this pass.
3187 2009-09-16 Michael Matz <matz@suse.de>
3190 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3191 shorten decl_common_unused.
3192 (DECL_RESTRICTED_P): New accessor.
3193 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3194 to disambiguate marked decls and restrict pointers.
3196 2009-09-16 Richard Henderson <rth@redhat.com>
3199 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3201 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3203 * integrate.c (set_block_abstract_flags): Call
3204 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3206 2009-09-16 Richard Guenther <rguenther@suse.de>
3209 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3212 2009-09-16 DJ Delorie <dj@redhat.com>
3213 Kaz Kojima <kkojima@gcc.gnu.org>
3215 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3216 (sh_expand_prologue): Update calls to output_stack_adjust.
3217 (sh_expand_epilogue): Likewise.
3219 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3222 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3223 trying to limit the extent of searches in the insn stream.
3225 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3226 Jakub Jelinek <jakub@redhat.com>
3230 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3232 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3233 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3234 (rs6000_savres_strategy): Always save FP registers inline if the
3235 target doesn't support hardware double-precision. Set the above
3236 bits in return value when needed.
3237 (rs6000_savres_routine_sym): Fix computation for cache selector.
3238 Mark the generated symbol as a function. Rename exitp argument to
3239 lr. Move code for determining the name of the symbol...
3240 (rs6000_savres_routine_name): ...here. New function. Add cases for
3241 getting the names right on AIX and 64-bit Linux.
3242 (savres_routine_name): New variable.
3243 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3244 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3245 on what the target routine uses as a base register. If savep && lr
3246 describe saving of r0 into memory slot.
3247 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3248 line calls for AIX ABI.
3249 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3250 determine FP save/restore functions.
3251 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3252 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3254 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3255 Duplicate restoration of LR and execute the appropriate one
3256 depending on whether GPRs are being restored inline. Set r11 from
3257 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3258 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3259 Fix out of line calls for AIX ABI.
3260 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3262 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3264 (*restore_gpregs_spe): Likewise.
3265 (*return_and_restore_gpregs_spe): Likewise.
3266 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3267 Define to empty string unconditionally.
3268 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3269 Define to empty string unconditionally.
3270 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3273 2009-09-15 Jan Hubicka <jh@suse.cz>
3275 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3276 * params.def (inline-insns-auto): Likewise.
3278 2009-09-15 Martin Jambor <mjambor@suse.cz>
3280 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3281 individual statements only at TDF_DETAILS dump level. Format
3282 source for 80 characters per line.
3284 2009-09-15 Christian Bruel <christian.bruel@st.com>
3286 * regrename.c (do_replace): Update REG_DEAD notes.
3288 2009-09-15 Revital Eres <eres@il.ibm.com>
3290 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3291 * targhooks.c (default_builtin_support_vector_misalignment):
3292 New builtin function.
3293 * targhooks.h (default_builtin_support_vector_misalignment):
3295 * target.h (builtin_support_vector_misalignment):
3296 New field in struct gcc_target.
3297 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3298 new builtin function.
3299 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3301 * config/rs6000/rs6000.c
3302 (rs6000_builtin_support_vector_misalignment): New function.
3303 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3305 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3307 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3309 (bfin_optimize_loop): Likewise.
3310 (bfin_gen_bundles): Likewise.
3311 (workaround_speculation): Likewise.
3312 (find_load): Return NULL_RTX for debug_insn.
3314 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3316 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3319 2009-09-14 DJ Delorie <dj@redhat.com>
3321 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3322 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3325 2009-09-14 Richard Henderson <rth@redhat.com>
3326 Jakub Jelinek <jakub@redhat.com>
3328 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3329 * cfgbuild.c (make_edges): Handle asm goto.
3330 * cfglayout.c (fixup_reorder_chain): Likewise.
3331 * cfgrtl.c (patch_jump_insn): Likewise.
3332 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3333 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3334 (gimple_build_asm_vec): Add and use labels parameter.
3335 (gimple_build_asm): Remove.
3336 (walk_gimple_asm): Walk labels too.
3337 * gimple.def (GIMPLE_ASM): Update docs.
3338 * gimple.h: Update decls.
3339 (struct gimple_statement_asm): Change nc to use unsigned char;
3341 (gimple_asm_nlabels): New.
3342 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3343 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3344 into gimple_build_asm_vec.
3345 * jump.c (mark_jump_label_asm): New.
3346 (mark_jump_label): Use it.
3347 (redirect_jump_1): Handle asm goto.
3348 (invert_jump_1): Soft fail if X is null.
3349 * recog.c (extract_asm_operands): New.
3350 (asm_noperands): Use it; handle asm labels.
3351 (decode_asm_operands): Use extract_asm_operands.
3352 (asm_operand_ok): Properly handle empty string.
3353 * reg-stack.c (get_asm_operands_in_out): Rename from
3354 get_asm_operand_n_inputs; use extract_asm_operands; return both
3355 inputs and outputs by reference; update all callers.
3356 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3357 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3358 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3359 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3360 (extract_asm_operands): Declare.
3361 * stmt.c (expand_asm_operands): Add and use labels parameter.
3362 (check_unique_operand_names): Likewise.
3363 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3364 (expand_asm_stmt): Handle asm labels.
3365 * tree-cfg.c (make_gimple_asm_edges): New.
3366 (make_edges): Use it.
3367 (cleanup_dead_labels): Handle asm labels.
3368 (is_ctrl_altering_stmt): Likewise.
3369 (gimple_redirect_edge_and_branch): Likewise.
3370 * tree.def (ASM_EXPR): Add 5th operand.
3371 * tree.h (ASM_LABELS): New.
3372 (resolve_asm_operand_names): Update decl.
3374 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3375 (c_parser_asm_goto_operands): New.
3376 * c-tree.h (build_asm_expr): Update decl.
3377 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3378 * doc/extend.texi: Document asm goto.
3380 2009-09-14 Richard Henderson <rth@redhat.com>
3382 * except.h: Update declarations.
3383 (struct pointer_map_t): Forward declare.
3384 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3385 (struct eh_landing_pad_d, eh_landing_pad): New.
3386 (struct eh_catch_d, eh_catch): New.
3387 (struct eh_region_d): Remove next_region_sharing_label, aka,
3388 label, tree_label, landing_pad, post_landing_pad, resume,
3389 may_contain_throw. Rename region_number to index. Remove
3390 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3391 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3392 (VEC(eh_landing_pad,gc)): New.
3393 (struct eh_status): Remove last_region_number. Add lp_array,
3394 throw_stmt_table, ttype_data, ehspec_data.
3395 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3396 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3397 * except.c (lang_protect_cleanup_actions): Return tree.
3398 (struct ehl_map_entry): Remove.
3399 (init_eh_for_function): Push zero entries for region and lp_array.
3400 (gen_eh_region): Add to region_array immediately.
3401 (gen_eh_region_catch): Operate on eh_catch objects.
3402 (gen_eh_landing_pad): New.
3403 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3404 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3405 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3406 (get_eh_landing_pad_from_number_fn): New.
3407 (get_eh_landing_pad_from_number): New.
3408 (get_eh_region_from_lp_number_fn): New.
3409 (get_eh_region_from_lp_number): New.
3410 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3411 (get_exception_pointer, get_exception_filter): Remove.
3412 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3413 (current_function_has_exception_handlers): Simplify.
3414 (bring_to_root, eh_region_replaceable_by_p): Remove.
3415 (replace_region, hash_type_list, hash_eh_region): Remove.
3416 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3417 (label_to_region_map, num_eh_regions): Remove.
3418 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3419 (find_exception_handler_labels): Remove.
3420 (duplicate_eh_regions_0, find_prev_try): Remove.
3421 (struct duplicate_eh_regions_data): New.
3422 (duplicate_eh_regions_1): Rewrite.
3423 (duplicate_eh_regions): Return a pointer map instead of an
3425 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3426 (redirect_eh_edge_to_label): Remove.
3427 (eh_region_outermost): Rewrite using eh_region pointers
3428 instead of integers.
3429 (add_ttypes_entry): Update for ttype_data move to eh_status.
3430 (add_ehspec_entry): Rewrite with VEC instead of varray.
3431 (assign_filter_values): Likewise. Export.
3432 (build_post_landing_pads, connect_post_landing_pads): Remove.
3433 (dw2_build_landing_pads): Rewrite to use lp_array.
3434 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3435 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3436 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3437 (sjlj_mark_call_sites): Update for landing pad numbers.
3438 (finish_eh_generation): Rewrite.
3439 (gate_handle_eh): Do nothing for no eh tree.
3440 (pass_rtl_eh): Move up near finish_eh_generation.
3441 (remove_eh_landing_pad): New.
3442 (remove_eh_handler): Export.
3443 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3444 (for_each_eh_label): Rewrite to use lp_array.
3445 (make_reg_eh_region_note): New.
3446 (make_reg_eh_region_note_nothrow_nononlocal): New.
3447 (insn_could_throw_p): New.
3448 (copy_reg_eh_region_note_forward): New.
3449 (copy_reg_eh_region_note_backward): New.
3450 (check_handled, add_reachable_handler): Remove.
3451 (reachable_next_level, foreach_reachable_handler): Remove.
3452 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3453 (get_eh_region_and_lp_from_rtx): New.
3454 (get_eh_region_from_rtx): New.
3455 (can_throw_internal_1, can_throw_external_1): Remove.
3456 (can_throw_internal): Use get_eh_region_from_rtx.
3457 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3458 (insn_nothrow_p, can_nonlocal_goto): New.
3459 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3460 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3461 (add_action_record): Use VEC not varray.
3462 (collect_one_action_chain): Update for eh_region changes.
3463 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3464 Use get_eh_region_and_lp_from_rtx.
3465 (gate_convert_to_eh_region_ranges): New.
3466 (pass_convert_to_eh_region_ranges): Use it.
3467 (push_uleb128, push_sleb128): Use VEC not varray.
3468 (output_one_function_exception_table): Likewise.
3469 (dump_eh_tree): Update for eh_region changes.
3470 (verify_eh_tree): Likewise.
3471 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3472 * tree-eh.c: Include target.h.
3473 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3474 Don't disallow GIMPLE_RESX; adjust argument check.
3475 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3476 (record_stmt_eh_region): Update for landing pad numbers;
3477 generate a landing pad if necessary.
3478 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3479 (remove_stmt_from_eh_lp_fn): Similarly.
3480 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3481 Update for lp numbers; don't special case missing throw_stmt_table.
3482 (lookup_expr_eh_lp): Similarly.
3483 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3484 (eh_seq, eh_region_may_contain_throw): New.
3485 (struct leh_state): Add ehp_region.
3486 (struct leh_tf_state): Remove eh_label.
3487 (emit_post_landing_pad): New.
3488 (emit_resx, emit_eh_dispatch): New.
3489 (note_eh_region_may_contain_throw): New.
3490 (frob_into_branch_around): Take eh_region not eh label;
3491 emit eh code into eh_seq.
3492 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3493 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3494 lower_eh_must_not_throw. Emit code to eh_seq.
3495 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3496 (lower_try_finally_onedest): Likewise.
3497 (lower_try_finally_copy): Likewise.
3498 (lower_try_finally_switch): Likewise.
3499 (lower_try_finally): Initialize ehp_region.
3500 (lower_catch): Update for eh_catch objects.
3501 (lower_eh_filter): Don't handle must_not_throw.
3502 (lower_eh_must_not_throw): New.
3503 (lower_cleanup): Don't set eh_label.
3504 (lower_eh_constructs_2): Resolve eh builtins.
3505 Handle GIMPLE_EH_MUST_NOT_THROW.
3506 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3507 Add eh_seq to the end of the function body.
3508 (make_eh_dispatch_edges): New.
3509 (make_eh_edge): Remove.
3510 (make_eh_edges): Simplify for landing pads.
3511 (redirect_eh_edge_1): New.
3512 (redirect_eh_edge): Use it.
3513 (redirect_eh_dispatch_edge): New.
3514 (stmt_could_throw_p): Use a switch. Allow RESX.
3515 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3516 (stmt_can_throw_internal): Likewise.
3517 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3518 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3519 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3520 (gate_refactor_eh): New.
3521 (pass_refactor_eh): Use it.
3522 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3523 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3524 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3525 (remove_unreachable_handlers): Rename from
3526 tree_remove_unreachable_handlers; rewrite for landing pads;
3527 call remove_eh_handler directly.
3528 (remove_unreachable_handlers_no_lp): New.
3529 (unsplit_eh, unsplit_all_eh): New.
3530 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3531 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3532 (cleanup_empty_eh_unsplit): New.
3533 (cleanup_empty_eh): Rewrite.
3534 (cleanup_all_empty_eh): New.
3535 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3536 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3537 (gate_cleanup_eh): New.
3538 (pass_cleanup_eh): Use it.
3539 (verify_eh_edges): Move later in file. Expect one EH edge.
3540 (verify_eh_dispatch_edge): New.
3542 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3543 (gtype-desc.o): Add TARGET_H.
3544 (tree.o): Use EXCEPT_H, not except.h.
3545 (cfgbuild.o): Add EXPR_H.
3546 (GTFILES): Add vecprim.h.
3547 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3548 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3549 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3550 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3551 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3552 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3553 calls to can_throw_internal.
3554 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3555 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3556 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3557 (expand_gimple_stmt): Use make_reg_eh_region_note.
3558 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3559 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3560 or find_exception_handler_labels.
3561 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3562 there is exacly one EH edge. Use can_nonlocal_goto and
3564 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3565 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3566 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3567 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3568 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3569 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3570 * dse.c (scan_insn): Use insn_could_throw_p.
3571 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3572 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3573 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3574 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3575 EXC_PTR_EXPR or FILTER_EXPR.
3576 (tree_expr_nonzero_warnv_p): Likewise.
3577 * function.h: Include vecprim.h, not varray.h
3578 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3579 move ttype_data and ehspec_data members to struct eh_status; change
3580 action_record_data member to a VEC.
3581 * gcse.c (hash_scan_set): Use can_throw_internal.
3582 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3583 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3584 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3585 (block_may_fallthru): Don't handle RESX_EXPR.
3586 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3587 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3588 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3589 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3590 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3591 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3592 (gimple_size): Likewise.
3593 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3594 (gimple_build_resx): Use gimple_build_with_ops.
3595 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3596 (is_gimple_val): Likewise.
3597 (is_gimple_stmt): Remove RESX_EXPR.
3598 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3599 (GIMPLE_RESX): Reorder with other EH constructs.
3600 * gimple.h (struct gimple_statement_eh_mnt): New.
3601 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3602 (gimple_eh_filter_must_not_throw): Remove.
3603 (gimple_eh_filter_set_must_not_throw): Remove.
3604 (gimple_eh_must_not_throw_fndecl): New.
3605 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3606 (is_gimple_resx): New.
3607 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3608 Don't copy EH_FILTER_MUST_NOT_THROW.
3609 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3610 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3611 handle must_not_throw_labels specially.
3612 * ipa-pure-const.c (check_call): Update debug statement for LP.
3613 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3614 * ipa-utils.c (get_base_var): Likewise.
3615 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3616 * lower-subreg.c (move_eh_region_note): Remove.
3617 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3618 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3619 (create_task_copyfn): Likewise.
3620 (maybe_catch_exception): Use gimple_build_eh_filter.
3621 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3622 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3623 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3624 and pass_lower_resx.
3625 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3626 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3627 can_throw_internal, can_nonlocal_goto.
3628 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3629 copy_reg_eh_region_note_forward.
3630 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3631 (emit_output_reload_insns): Likewise.
3632 (copy_eh_notes): Remove.
3633 * rtl.def (RESX): Remove.
3634 * rtl.h: Update declarations.
3635 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3636 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3637 (update_eh_label): Remove.
3638 (cleanup_dead_labels_eh): New.
3639 (cleanup_deal_labels): Use it instead of update_eh_label.
3640 (gimple_merge_blocks): Update landing pad data structure when
3641 removing a landing pad label.
3642 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3643 test; handle GIMPLE_EH_MUST_NOT_THROW.
3644 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3645 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3646 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3647 (verify_stmt): Likewise. Verify landing pads.
3648 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3649 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3650 (struct move_stmt_d): Add eh_map.
3651 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3652 (move_stmt_r): Remap eh region numbers in builtin calls,
3653 resx and eh_dispatch.
3654 (move_block_to_fn): Remove eh_offset parameter. Use
3655 maybe_duplicate_eh_stmt_fn.
3656 (find_outermost_region_in_block): Operate on eh_region pointers
3657 instead of region numbers.
3658 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3659 duplicate_eh_regions.
3660 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3661 test earlier. Disallow EH landing pads.
3662 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3663 * tree-flow.h: Update declarations.
3664 (struct tree_ann_common_d): Replace rn with lp_nr.
3665 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3666 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3667 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3668 resx and eh_dispatch.
3669 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3670 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3671 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3672 from duplicate_eh_regions.
3673 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3674 update RESX; handle EH_DISPATCH.
3675 (expand_call_inline): Set eh_lp_nr, not eh_region.
3676 (maybe_inline_call_in_expr): Likewise.
3677 * tree-inline.h (struct copy_body_data): Replace eh_region with
3678 eh_lp_nr, eh_region_offset with eh_map.
3679 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3680 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3681 * tree-pretty-print.c (dump_generic_node): Don't handle
3682 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3683 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3684 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3685 EXC_PTR_EXPR, FILTER_EXPR.
3686 * tree-ssa-operands.c (get_expr_operands): Likewise.
3687 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3688 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3689 (ao_ref_init_from_vn_reference): Likewise.
3690 * tree-ssa-sink.c (statement_sink_location): Likewise.
3691 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3692 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3693 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3694 EXC_PTR_EXPR, FILTER_EXPR.
3695 (is_exception_related): Remove.
3696 (compute_avail): Don't call it.
3697 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3698 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3699 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3700 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3702 (build_resx): Remove.
3703 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3704 * tree.h: Update declarations.
3705 (EH_FILTER_MUST_NOT_THROW): Remove.
3706 (struct tree_label_decl): Add eh_landing_pad_nr.
3707 (EH_LANDING_PAD_NR): New.
3708 * value-prof.c (gimple_ic): Tidy variable names. Update for
3709 landing pad numbers.
3710 (gimple_stringop_fixed_value): Tidy variable names. Assert
3711 that neither call stmt can throw.
3712 * vecprim.h (uchar): New.
3713 (VEC(uchar,heap), VEC(uchar,gc)): New.
3715 * c-common.c (c_define_builtins): Update call to
3716 build_common_builtin_nodes.
3717 * c-parser.c (c_parse_file): Don't call
3718 default_init_unwind_resume_libfunc.
3720 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3722 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
3723 (mips_cprestore_address_p): Likewise.
3724 (mips_save_gp_to_cprestore_slot): Likewise.
3725 (mips_restore_gp): Rename to...
3726 (mips_restore_gp_from_cprestore_slot): ...this.
3727 (mips_must_initialize_gp_p): Declare.
3728 (mips_emit_save_slot_move): Likewise.
3729 (mips_output_load_label): Return nothing.
3730 (mips_eh_uses): Declare.
3731 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3732 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3733 (TARGET_ABSOLUTE_JUMPS): Likewise.
3734 (EH_USES): Likewise.
3735 (FIRST_PSEUDO_REGISTER): Update comment.
3736 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3737 (MIPS_CALL): ...here.
3738 (REGISTER_NAMES): Add $cprestore.
3739 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3740 Add load_label_length, has_inflexible_gp_insn_p,
3741 has_flexible_gp_insn_p, must_initialize_gp_p and
3742 must_restore_gp_when_clobbered_p.
3743 (mips_expand_call): Don't generate split instructions here.
3744 (mips_split_call): Update the call to mips_restore_gp after
3745 the above name change.
3746 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3747 (mips_find_gp_ref): New function.
3748 (mips_insn_has_inflexible_gp_ref_p): Likewise.
3749 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
3750 (mips_insn_has_flexible_gp_ref_p): Likewise.
3751 (mips_cfun_has_flexible_gp_ref_p): Likewise.
3752 (mips_function_has_gp_insn): Delete.
3753 (mips_global_pointer): Drop the df_regs_ever_live_p check.
3754 Use the new functions above. Only return INVALID_REGNUM
3755 for TARGET_ABSOLUTE_JUMPS.
3756 (mips_must_initialize_gp_p): New function.
3757 (mips_get_cprestore_base_and_offset): New function, extracted from...
3758 (mips_cprestore_slot): ...here. Take a bool parameter.
3759 (mips_cfun_has_cprestore_slot_p): New function.
3760 (mips_cprestore_address_p): Likewise.
3761 (mips_save_gp_to_cprestore_slot): Likewise.
3762 (mips_restore_gp): Rename to...
3763 (mips_restore_gp_from_cprestore_slot): ...this. Assert
3764 epilogue_completed. Update the call to mips_cprestore_slot.
3765 Test cfun->machine->must_restore_gp_when_clobbered_p.
3766 (mips_direct_save_slot_move_p): New function.
3767 (mips_emit_save_slot_move): Likewise.
3768 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
3769 of cfun->machine->global_pointer.
3770 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
3771 (mips_save_reg): Use mips_emit_save_slot_move.
3772 (mips_expand_prologue): Set must_initialize_gp_p.
3773 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
3774 for all cprestore saves. Emit a use_cprestore instruction after
3775 setting up the cprestore slot.
3776 (mips_restore_reg): Use mips_emit_save_slot_move.
3777 (mips_process_load_label): New function.
3778 (mips_load_label_length): Likewise.
3779 (mips_output_load_label): Don't return asm: output it here instead.
3780 Use mips_process_load_label.
3781 (mips_adjust_insn_length): Adjust the length of branch instructions
3782 that have length MAX_PIC_BRANCH_LENGTH.
3783 (mips_output_conditional_branch): Update the call to
3784 mips_output_load_label. Assume the branch target is OPERANDS[0]
3785 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
3786 (mips_output_order_conditional_branch): Swap the meaning of
3787 OPERANDS[0] and OPERANDS[1].
3788 (mips_variable_issue): Don't count ghost instructions.
3789 (mips_expand_ghost_gp_insns): New function.
3790 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
3791 (mips_output_mi_thunk): Set must_initialize_gp_p.
3792 (mips_eh_uses): New function.
3793 * config/mips/predicates.md (cprestore_save_slot_operand)
3794 (cprestore_load_slot_operand): New predicates.
3795 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
3796 (UNSPEC_MOVE_GP): Likewise.
3797 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
3798 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
3799 (CPRESTORE_SLOT_REGNUM): New register.
3800 (MAX_PIC_BRANCH_LENGTH): New constant.
3801 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
3802 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
3803 branches. Fix commentary.
3804 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
3805 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
3806 Change type to "ghost".
3807 (loadgp_absolute_<mode>): Likewise.
3808 (loadgp_rtp_<mode>): Likewise.
3809 (copygp_mips16): Likewise.
3810 (loadgp_blockage): Remove redundant mode attribute.
3811 (potential_cprestore): New instruction.
3812 (cprestore): Turn into an unspec set.
3813 (use_cprestore): New instruction.
3814 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
3815 (*branch_fp_inverted): Likewise.
3816 (*branch_order<mode>): Likewise.
3817 (*branch_order<mode>_inverted): Likewise.
3818 (*branch_equality<mode>): Likewise.
3819 (*branch_equality<mode>_inverted): Likewise.
3820 (*branch_bit<bbv><mode>): Likewise.
3821 (*branch_bit<bbv><mode>_inverted): Likewise.
3822 (*branch_equality<mode>_mips16): Remove redundant mode.
3823 (jump): Turn into a define_expand.
3824 (*jump_absolute): New instruction.
3825 (*jump_pic): Likewise.
3826 (*jump_mips16): Rename previously-unnamed pattern. Remove
3827 redundant mode attribute.
3828 (restore_gp): Split on epilogue_completed rather than
3829 reload_completed. Change type to "ghost".
3830 (move_gp<mode>): New instruction.
3831 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
3832 Remove redundant mode attribute.
3833 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
3834 (bc1any4f, bc1any2t, bc1any2f): Likewise.
3835 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
3837 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3840 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
3841 are returned in the same register (vs34 or v2) that Altivec vector
3842 types are returned in.
3843 (rs6000_libcall_value): Ditto.
3846 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
3847 instead of explicit addsi3/adddi3 calls.
3848 (rs6000_split_multireg_move): Ditto.
3849 (rs6000_emit_allocate_stack): Ditto.
3850 (rs6000_emit_prologue): Ditto.
3851 (rs6000_output_mi_thunk): Ditto.
3853 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
3854 size is 64 bits if we can use 64-bit registers.
3856 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
3858 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
3861 From Jie Zhang <jie.zhang@analog.com>:
3862 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
3863 save FP and RETS with saveall attribute.
3864 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
3865 with saveall attribute.
3867 * config/bfin/bfin.c (bfin_expand_builtin,
3868 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
3871 From Jie Zhang <jie.zhang@analog.com>:
3872 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
3873 before use in two places.
3874 * config/bfin/bfin.md (AREG): Define mode iterator.
3875 (reload_in, reload_out): Use mode iterator AREG.
3877 2009-09-14 Richard Guenther <rguenther@suse.de>
3880 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
3881 EH personality path.
3883 2009-09-13 Richard Guenther <rguenther@suse.de>
3884 Rafael Avila de Espindola <espindola@google.com>
3886 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
3887 (LANG_HOOKS_EH_PERSONALITY): Likewise.
3888 (LANG_HOOKS_INITIALIZER): Adjust.
3889 (lhd_pass_through_t): Declare.
3890 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
3892 * langhooks.c (lhd_pass_through_t): New function.
3893 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
3894 dwarf2out_begin_prologue): Use personality from current_function_decl.
3895 * expr.h (get_personality_function): Declare.
3896 * expr.c (get_personality_function): New function.
3897 (build_personality_function): Likewise.
3898 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
3899 (eh_personality_libfunc): Remove.
3900 * optabs.c (build_libfunc_function): New function split out from ...
3901 (init_one_libfunc): ... here.
3902 * tree.h (DECL_FUNCTION_PERSONALITY): New.
3903 (tree_function_decl): Add personality.
3904 (lhd_gcc_personality): Declare.
3905 (build_personality_function): Likewise.
3906 * tree.c (gcc_eh_personality_decl): New.
3907 (lhd_gcc_personality): New function.
3908 * except.h (lang_eh_runtime_type): Remove.
3909 (enum eh_personality_kind): New.
3910 (build_personality_function): Declare.
3911 (function_needs_eh_personality): Declare.
3912 * except.c (lang_eh_runtime_type): Remove.
3913 (function_needs_eh_personality): New function.
3914 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
3915 (sjlj_emit_function_enter, output_function_exception_table):
3916 Use personality from current_function_decl.
3917 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
3918 * tree-inline.c (tree_can_inline_p): Do not inline across different
3920 (expand_call_inline): Likewise. Adjust the callers EH personality.
3921 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
3922 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
3923 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
3924 (c-parser.o): Likewise
3925 * c-tree.h (c_eh_initialized_p): Remove.
3926 (c_maybe_initialize_eh): Likewise.
3927 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
3928 (finish_decl): Don't call c_maybe_initialize_eh.
3929 (c_eh_initialized_p): Remove.
3930 (c_maybe_initialize_eh): Likewise.
3931 * c-parser.c (c_parser_omp_construct): Likewise.
3932 (c_parse_file): Initialize exception handling.
3934 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
3936 * config.gcc (tm_file): Remove i386/biarch32.h
3937 for i?86-w64-mingw* case.
3938 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
3940 * config.host: Set for x64 mingw the option
3941 use_long_long_for_widest_fast_int to yes.
3943 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
3945 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3946 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
3947 (dbxout_begin_function): Likewise.
3948 * final.c (dwarf2_debug_info_emitted_p): New predicate.
3949 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
3950 set on the function.
3951 (final_end_function): Likewise.
3952 (final_scan_insn): Likewise.
3953 (rest_of_handle_final): Likewise.
3954 * varasm.c (assemble_start_function): Likewise.
3955 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3957 2009-09-12 Jason Merrill <jason@redhat.com>
3959 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
3960 * opts.c (common_handle_option): constify.
3962 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3964 * doc/install.texi (avr): Remove obsolete reference site.
3966 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3968 * doc/install.texi (Binaries): Adjust AIX link.
3970 2009-09-12 Akim Demaille <demaille@gostai.com>
3972 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
3973 Use an imperative sentence.
3975 2009-09-11 Richard Henderson <rth@redhat.com>
3977 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
3978 structure-name and has-tree-operands arguments; update all entries.
3979 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
3981 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
3982 (gsstruct_code_size): New.
3983 (gss_for_code_): New.
3984 (gss_for_code): Remove.
3985 (gimple_size): Rewrite using gsstruct_code_size.
3986 (gimple_statement_structure): Move to gimple.h.
3987 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
3988 (gss_for_code, gimple_statement_structure): New.
3989 (gimple_ops): Use new arrays; tidy.
3991 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3993 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
3994 operand to be a PLUS expression.
3995 * config/pa/pa.c (pa_secondary_reload): Likewise.
3997 2009-09-11 Jakub Jelinek <jakub@redhat.com>
3999 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
4001 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
4004 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4006 From Jie Zhang <jie.zhang@analog.com>:
4007 * doc/extend.texi (node Function Attributes): Document l2
4009 (node Blackfin Variable Attributes): Document l2 variable attributes.
4011 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4013 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4014 to match the system compiler's configuration at inflection point.
4015 Add comment to remark a remaining difference with system compiler.
4017 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4018 * configure: Regenerate.
4020 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4022 From Jie Zhang <jie.zhang@analog.com>:
4023 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4024 (bfin_handle_l2_attribute): New.
4025 (bfin_attribute_table): Add l2 attribute.
4027 2009-09-11 Michael Matz <matz@suse.de>
4030 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4031 on the local_decls list.
4033 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4037 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4039 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4040 for VALUEs, to implement the documented interface.
4041 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4042 Adjust for VALUEs and anything else, to implement the
4043 documented interface.
4045 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4047 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4048 with actual SPE/paired vector modes before using 64-bit alignment.
4049 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4051 2009-09-10 DJ Delorie <dj@redhat.com>
4053 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4056 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4057 * config/mep/mep.c (mep_legitimate_constant_p): New.
4058 * config/mep/mep-protos.h: Prototype it.
4060 2009-09-10 Richard Henderson <rth@redhat.com>
4062 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4064 2009-09-10 Jason Merrill <jason@redhat.com>
4066 * tree.c (chain_index): New fn.
4067 * tree.h: Declare it.
4069 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4071 * config/sol2-c.c (cmn_err_length_specs): Initialize
4072 scalar_identity_flag.
4074 2009-09-10 Richard Henderson <rth@redhat.com>
4076 * tree.h (struct tree_decl_common): Move align member earlier;
4077 move label_decl_uid member ...
4078 (struct tree_label_decl): ... here.
4079 (LABEL_DECL_UID): Update to match.
4081 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4084 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4085 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4087 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4088 dest_prev if the edge is complex.
4090 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4092 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4093 loop latch tests earlier.
4095 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4096 before GIMPLE_RETURN, not after its predecessor; insert
4099 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4100 gimple_seq_empty_p to test for no PHI nodes.
4101 * tree-cfg.c (split_critical_edges): Likewise.
4103 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4105 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4107 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4108 introduced by the VTA branch merge.
4110 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4112 * ira-conflicts.c: Use fputs or putc instead of fprintf
4116 * tree-switch-conversion.c: Ditto.
4118 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4120 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4121 introduced by the VTA branch merge.
4123 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4126 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4128 PR rtl-optimization/39779
4129 * expr.c (convert_modes): Return when mode == oldmode after
4130 CONST_INTs are processed.
4132 2009-09-10 Nick Clifton <nickc@redhat.com>
4134 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4135 attribute and referring decl when creating renamed symbol.
4137 2009-09-10 Richard Guenther <rguenther@suse.de>
4140 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4142 (cgraph_finalize_compilation_unit): Compute reachability
4143 before emitting thunks. Properly process aliases before
4144 possibly removing unreachable nodes.
4146 2009-09-10 Richard Guenther <rguenther@suse.de>
4149 * tree.c (struct free_lang_data_d): Add worklist member.
4150 (find_decls_types_r): Push onto the worklist instead of recursing.
4151 Handle TREE_BINFOs properly.
4152 (find_decls_types): New function wrapped around find_decls_types_r
4153 to process the worklist.
4154 (find_decls_types_in_eh_region): Use it.
4155 (find_decls_types_in_node): Likewise.
4156 (find_decls_types_in_var): Likewise.
4157 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4158 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4159 (AGGREGATE_TYPE_P): Adjust.
4161 2009-09-09 Jason Merrill <jason@redhat.com>
4163 * configure.ac: Check glibc version even if we have an in-tree
4166 2009-09-09 Anthony Green <green@moxielogic.com>
4168 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4169 the constant 0 when appropriate.
4170 * config/moxie/constraints.md: Add constraint O.
4172 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4173 to pass up to 6 32-bit argument values in registers.
4174 (moxie_function_arg): Ditto.
4175 (moxie_arg_partial_bytes): Ditto.
4176 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4177 (REG_PARM_STACK_SPACE): Ditto.
4178 (FUNCTION_ARG_REGNO_P): Ditto.
4180 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4181 instruction to allocate stack space.
4183 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4185 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4186 unnecessarily stringent constraints. Fix address
4187 calculation in the splitters.
4189 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4191 PR rtl-optimization/39779
4192 * expr.c (convert_modes): Return when mode == oldmode after
4193 CONST_INTs are processed.
4195 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4198 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4199 (ix86_expand_prologue): Take frame.padding0 into logic of
4201 (ix86_expand_epilogue): Likewise.
4203 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4205 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4207 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4208 * config/t-slibgcc-libgcc: New file.
4209 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4211 2009-09-09 Martin Jambor <mjambor@suse.cz>
4213 PR tree-optimization/41089
4214 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4217 2009-09-09 Richard Henderson <rth@redhat.com>
4219 * gimple.h (CASE_GIMPLE_OMP): New.
4220 (is_gimple_omp): Use it.
4221 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4222 (verify_gimple_debug): Likewise.
4224 2009-09-09 Richard Guenther <rguenther@suse.de>
4226 PR tree-optimization/41101
4227 * tree-ssa-pre.c (maximal_set): Remove.
4228 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4229 Defer all blocks we didn't visit at least one successor.
4230 (add_to_exp_gen): Do not add to the maximal set.
4231 (make_values_for_phi): Likewise.
4232 (compute_avail): Likewise.
4233 (init_pre): Do not allocate the maximal set.
4234 (execute_pre): Do not dump it.
4236 2009-09-09 Martin Jambor <mjambor@suse.cz>
4238 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4239 an SSA_NAME rather than a is_gimple_variable.
4241 2009-09-09 Richard Guenther <rguenther@suse.de>
4244 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4245 code dealing with plain pointer bases.
4246 (maybe_fold_offset_to_reference): Likewise.
4247 (maybe_fold_stmt_addition): Adjust.
4249 2009-09-09 Richard Guenther <rguenther@suse.de>
4251 * tree.c (free_lang_data_in_type): Do not free the type variant
4253 (free_lang_data): Merge char_type_node with its properly signed
4255 (pass_ipa_free): Collect after freeing language specific data.
4257 2009-09-09 Michael Matz <matz@suse.de>
4260 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4261 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4262 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4265 2009-09-08 DJ Delorie <dj@redhat.com>
4267 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4269 2009-09-04 Jason Merrill <jason@redhat.com>
4271 * tree.c (tree_find_value): Remove.
4272 * tree.h: Remove prototype.
4273 * varasm.c (assemble_external): Use value_member instead.
4275 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4277 * toplev.c (process_options): Choose default debugging type when
4278 gtoggle enables debug info and type is unset.
4280 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4284 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4287 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4289 * configure: Rebuilt with modified libtool.m4.
4291 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4296 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4298 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4300 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4301 (remove_statement): Likewise.
4302 (rewrite_use_nonlinear_expr): Adjust.
4303 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4304 * tree-ssa.c (release_defs_bitset): ... this. New.
4305 * tree-flow.h (release_defs_bitset): Declare.
4307 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4310 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4311 in the middle block.
4313 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4315 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4316 via intptr_t to long type.
4317 (insert_operand_rank): Cast long type via intptr_t to
4319 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4321 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4322 from pointer to unsigned via uintptr_t.
4324 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4325 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4327 * configure: Regenerated.
4328 * config.in: Regenerated
4329 * system.h (stdint.h): Add include.
4330 (inttypes.h): Likewise.
4331 * Makefile.in (aclocal): Add config/stdint.m4.
4332 * aclocal.m4: Regenerated.
4334 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4336 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4338 (note_np_check_stores): New function.
4339 (harmless_null_pointer_p): New function.
4340 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4341 changed. Take into account whether we're in the shadow of a condjump
4342 that tested NP_REG for NULL.
4343 Lose all code that tested for SEQUENCEs.
4344 (workaround_speculation): Avoid inserting NOPs for loads that are
4345 either always executed or a NULL pointer.
4347 2009-09-08 Jan Hubicka <jh@suse.cz>
4349 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4350 * params.def (early-inlining-insns): Likewise.
4352 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4354 PR rtl-optimization/41239
4355 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4356 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4358 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4359 across calls, as the calls might not always return normally.
4360 (call_may_noreturn_p): New function.
4361 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4362 (init_deps): Initialize it.
4363 (remove_from_deps): Also remove calls from
4364 last_function_call_may_noreturn list.
4366 2009-09-07 Richard Henderson <rth@redhat.com>
4368 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4369 more VR->OPERANDS than LHS operands. Free LHS before returning.
4371 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4373 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4374 (attr "addrtype"): New member "spreg".
4375 Use it if mem_spfp_address_operand is true for the address.
4376 (attr "type"): New entry "stall".
4377 (cpu_unit "load"): New.
4378 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4380 (insn_reservation "loadsp"): New.
4381 (insn_reservation "load_stall1"): New.
4382 (insn_reservation "load_stall3"): New.
4384 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4385 (mem_p_address_operand): Exclude stack and frame pointer based
4387 (mem_spfp_address_operand): New; match them here.
4388 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4389 (bfin_reorg): Call it if scheduling insns.
4390 (bfin_gen_bundles): Remove dummy insns created by
4391 add_sched_insns_for_speculation.
4393 From Jie Zhang <jie.zhang@analog.com>:
4394 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4395 bfin_si_revision, bfin_workarounds): Move these ...
4396 * config/bfin/bfin.h: ... here.
4398 From Mike Frysinger <michael.frysinger@analog.com>
4399 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4400 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4401 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4402 bf547m, bf548m, and bf549m.
4403 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4404 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4405 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4406 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4407 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4408 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4409 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4410 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4411 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4412 bf542m, bf544m, bf547m, bf548m, and bf549m.
4414 From Jie Zhang <jie.zhang@analog.com>:
4415 * config/bfin/predicates.md (p_register_operand): New predicate.
4416 (dp_register_operand): New predicate.
4417 * config/bfin/bfin-protos.h (WA_05000074): Define.
4418 (ENABLE_WA_05000074): Define.
4419 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4420 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4421 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4422 (define_attr addrtype): Allow load/store register to be P register.
4423 (define_attr storereg): New.
4424 (define_cpu_unit anomaly_05000074): New.
4425 (define_insn_reservation dsp32shiftimm): New.
4426 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4427 (define_insn_reservation loadp): Cannot use slot2.
4428 (define_insn_reservation loadsp): Cannot use slot2.
4429 (define_insn_reservation storep): Cannot use slot2. Does not
4430 apply when working around 05000074.
4431 (define_insn_reservation storep_anomaly_05000074): New.
4432 (define_insn_reservation storei): Does not apply when working
4434 (define_insn_reservation storei_anomaly_05000074): New.
4435 (define_attr length): Add dsp32shiftimm case.
4436 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4437 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4438 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4439 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4440 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4442 2009-09-07 Martin Jambor <mjambor@suse.cz>
4445 * tree-sra.c (create_artificial_child_access): Return NULL if
4446 build_ref_for_offset fails.
4447 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4448 and create_artificial_child_access to fail.
4450 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4453 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4454 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4455 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4457 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4459 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4460 block, ensure it has an exit edge. Emit a barrier after a jump.
4462 2009-09-07 Nick Clifton <nickc@redhat.com>
4464 * gcc.c (this_is_linker_script): New variable. Like
4465 this_is_library_file but for the %T constructor.
4466 (end_going_arg): If this_is_linker_script is set then locate the
4467 script and insert a --script switch before it
4468 (do_spec_2): Initialise this_is_linker_script.
4469 (do_spec_1): Likewise. Handle %T construct.
4470 (eval_spec_function): Preserve this_is_linker_script.
4471 * doc/invoke.texi: Document %T construct in spec files.
4472 * config/m32c/m32c.h (LIB_SPEC): Use it.
4474 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4476 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4477 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4478 when volatile flag is set.
4479 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4481 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4484 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4485 (combine_stack_adjustments_for_block): Allow insns between stack
4486 adjustments and stores with corresponding pre-(dec|inc)rement or
4487 pre-modify operation.
4489 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4492 * combine-stack-adj.c (struct csa_memlist): Rename to...
4493 (struct csa_reflist): ... this. Rename mem field to ref.
4494 (free_csa_memlist): Rename to...
4495 (free_csa_reflist): ... this.
4496 (record_one_stack_memref): Rename to...
4497 (record_one_stack_ref): ... this. Handle also REG_P.
4498 (try_apply_stack_adjustment): Handle also REG_P.
4499 (struct record_stack_memrefs_data): Rename to...
4500 (struct record_stack_refs_data): ... this. Rename memlist field to
4502 (record_stack_memrefs): Rename to...
4503 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4504 subexpressions instead of failing when a MEM contains SP references.
4505 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4506 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4508 2009-09-06 Richard Guenther <rguenther@suse.de>
4511 * tree.c (build_array_type): Do not record types marked
4512 with structural equality in the canonical type hashtable.
4514 2009-09-06 Richard Guenther <rguenther@suse.de>
4517 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4519 2009-09-05 Richard Guenther <rguenther@suse.de>
4522 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4524 2009-09-05 Richard Guenther <rguenther@suse.de>
4527 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4529 2009-09-05 Richard Guenther <rguenther@suse.de>
4532 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4533 before comparing function argument types.
4535 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4538 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4541 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4544 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4546 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4547 locators before emit_insn is called.
4549 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4552 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4553 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4554 (reginfo_init): Don't call allocate_reg_info.
4556 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4559 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4560 NONDEBUG_INSN_P instead of INSN_P.
4562 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4565 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4567 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4570 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4571 pattern of the split.
4573 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4575 * toplev.c (process_options): Move setter of flag_var_tracking
4576 before other tests that depend on it. Move down setter of
4577 flag_rename_registers. Don't enable var-tracking-assignments
4578 by default if selective scheduling is enabled. Warn if both
4581 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4583 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4584 comment. Use switch statement to catch overlaps between rtx
4585 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4586 (IS_DECL_CODE): ... here. Remove.
4587 (check_value_is_not_decl): Remove.
4588 (dv_from_decl, dv_from_value): Check after conversion.
4590 2009-09-04 Richard Guenther <rguenther@suse.de>
4593 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4594 after emitting tunks. Move emitting thunks and ctors from ...
4595 (cgraph_optimize): ... here. Remove redundant
4596 cgraph_analyze_functions.
4597 * varasm.c (find_decl_and_mark_needed): Remove no longer
4599 (finish_aliases_1): Adjust check for thunk aliases.
4601 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4603 * config/arm/arm.md (ctzsi2): Added braces
4604 to avoid warning that broke booststrap.
4606 2009-09-04 Martin Jambor <mjambor@suse.cz>
4608 PR tree-optimization/41112
4609 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4610 handle variable-bounded arrays.
4611 (expr_with_var_bounded_array_refs_p): New function.
4612 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4614 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4616 * config/s390/2097.md: Removed two incorrect bypasses.
4617 (z10_fsimpdf): Fixed latency.
4618 (z10_fhex): New insn_reservation.
4619 (z10_floaddf): Fixed latency.
4620 (z10_floadsf): Fixed latency.
4621 (z10_ftrunctf): Fixed latency.
4622 (z10_ftruncdf): Fixed latency.
4623 * config/s390/s390.c (z10_cost): Fixed values.
4624 (s390_adjust_priority): Added z10 path.
4625 * config/s390/s390.md (type): Added fhex.
4626 (*mov<mode>_64dfp): Updated type attribute.
4627 (*mov<mode>_64): Updated type attribute.
4628 (*mov<mode>_31): Updated type attribute.
4629 (*mov<mode>"): Likewise.
4630 * config/s390/2084.md (x_fsimpdf): Updated condition.
4632 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4634 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4635 RTXs in the predicate for operand 1.
4637 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4639 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4640 (rbitsi2): New insn.
4641 (ctzsi2): New expand.
4642 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4644 2009-09-03 Martin Jambor <mjambor@suse.cz>
4646 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4647 (create_artificial_child_access): Use build_ref_for_offset instead
4648 of duplicate_expr_for_different_base.
4649 (propagate_subacesses_accross_link): Likewise.
4651 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4653 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4655 (mips16e_collect_argument_saves): Skip debug instructions.
4656 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4657 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4658 (r10k_insert_cache_barriers): Likewise.
4659 (mips_reorg_process_insns): Likewise.
4661 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4664 * ira.c (update_equiv_reg): Remove check on class likely spill.
4666 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4669 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4670 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4674 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4675 the stack slot if it is passed by invisible reference.
4676 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4677 by invisible reference.
4679 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4681 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4682 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4683 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4685 * config/bfin/sync.md: New file.
4686 * config/bfin/bfin.md: Include it.
4687 (UNSPEC_ATOMIC): New.
4688 (UNSPEC_ONES): Provide a unique number.
4690 From Jie Zhang <jie.zhang@analog.com>:
4691 * config/bfin/bfin.c (ret_regs): New.
4692 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4693 (must_save_rets_p): New.
4694 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4695 current_function_is_leaf.
4696 (do_link): Likewise.
4697 (do_unlink): Likewise.
4698 (expand_interrupt_handler_prologue): Use ret_regs array.
4699 (expand_interrupt_handler_epilogue): Use ret_regs array and
4700 pass return register to gen_return_internal.
4701 (bfin_expand_epilogue): Pass return register to
4702 gen_return_internal.
4703 (bfin_expand_call): Explicitly clobber RETS.
4704 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4705 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4706 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4707 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4709 (return_internal): Take a reg rtx rather than the register number.
4711 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4713 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4714 when comparing against estimated_loop_iterations_int return.
4716 2009-09-03 Richard Guenther <rguenther@suse.de>
4718 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4719 eh_personality_libfunc.
4721 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4723 * tree-parloops.c (separate_decls_in_region): Add space.
4725 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4727 * tree-parloops.c (separate_decls_in_region): Change the condition
4728 checking if there are reductions in the loop.
4730 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4732 PR tree-optimization/38275
4733 * tree-parloops.c (parallelize_loops): Replace profitability condition
4734 for expected number of iterations.
4736 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4738 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4739 (bootstrap-debug): Explain conditions in which it becomes default.
4740 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4743 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4745 * doc/invoke.texi (Optimize Options): Move
4746 -finline-small-functions to the -O2 list.
4748 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4750 * toplev.c (process_options): Enable var-tracking-assignments
4751 by default if var-tracking is enabled.
4753 2009-09-02 David Daney <ddaney@caviumnetworks.com>
4755 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
4757 * emit-rtl.c (prev_nonnote_insn_bb): New function.
4758 * rtl.h (prev_nonnote_insn_bb): Declare it.
4760 2009-09-03 Diego Novillo <dnovillo@google.com>
4762 * cgraph.c (cgraph_node_for_decl): New.
4763 * cgraph.h (cgraph_node_for_decl): Declare.
4764 * tree.c (host_integerp): Return 0 if T is NULL.
4766 2009-09-03 Diego Novillo <dnovillo@google.com>
4768 * tree.h (struct alias_pair): Move from varasm.c.
4769 (alias_pairs): Likewise.
4770 (TYPE_MAXVAL): Define.
4771 (TYPE_MINVAL): Define.
4772 (iterative_hash_host_wide_int): Declare.
4773 (remove_unreachable_alias_pairs): Declare.
4774 * tree-pass.h (pass_ipa_free_lang_data): Declare.
4775 * diagnostic.c (default_diagnostic_starter): Make extern.
4776 (default_diagnostic_finalizer): Make extern.
4777 * diagnostic.h (default_diagnostic_starter): Declare.
4778 (default_diagnostic_finalizer): Declare.
4779 (default_tree_printer): Declare.
4780 * toplev.c (default_tree_printer): Make extern.
4782 2009-09-03 Richard Guenther <rguenther@suse.de>
4783 Diego Novillo <dnovillo@google.com>
4785 * cgraph.c (cgraph_add_new_function): Remove gimplification.
4786 * cgraphunit.c (cgraph_expand_function): Do not emit
4787 associated thunks from here.
4788 (cgraph_emit_thunks): New.
4789 (cgraph_optimize): Call it.
4790 Return if any IPA pass finds an error.
4791 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
4794 2009-09-03 Simon Baldwin <simonb@google.com>
4795 Rafael Espindola <espindola@google.com>
4796 Richard Guenther <rguenther@suse.de>
4797 Doug Kwan <dougkwan@google.com>
4798 Diego Novillo <dnovillo@google.com>
4800 * tree.c: Include tree-pass.h, langhooks-def.h,
4801 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
4802 (free_lang_data_in_type): New.
4803 (need_assembler_name_p): New.
4804 (free_lang_data_in_block): New.
4805 (free_lang_data_in_decl): New.
4806 (struct free_lang_data_d): New.
4807 (add_tree_to_fld_list): New.
4808 (find_decls_types_r): New.
4809 (get_eh_types_for_runtime): New.
4810 (find_decls_types_in_eh_region): New.
4811 (find_decls_types_in_node): New.
4812 (find_decls_types_in_var): New.
4813 (free_lang_data_in_cgraph): New.
4814 (free_lang_data): New.
4815 (gate_free_lang_data): New.
4816 (pass_ipa_free_lang_data): New.
4818 2009-09-03 Diego Novillo <dnovillo@google.com>
4820 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
4821 * langhooks.h (struct lang_hooks): Add field free_lang_data.
4822 (lang_hooks): Remove const qualifier.
4823 * ipa.c (cgraph_remove_unreachable_nodes): Call
4824 remove_unreachable_alias_pairs.
4825 * except.c (add_type_for_runtime): Check if TYPE has
4826 already been converted.
4827 (lookup_type_for_runtime): Likewise.
4828 (check_handled): Handle converted types.
4829 * varasm.c (remove_unreachable_alias_pairs): New.
4830 * gimple.c: Include demangle.h.
4831 (gimple_decl_printable_name): New.
4832 (gimple_fold_obj_type_ref): New.
4833 * gimple.h (gimple_decl_printable_name): Declare.
4834 (gimple_fold_obj_type_ref): Declare.
4835 * passes.c (init_optimization_passes): Add pass
4836 pass_ipa_free_lang_data.
4837 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
4838 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
4840 2009-09-03 Diego Novillo <dnovillo@google.com>
4842 * c-lang.c (lang_hooks): Remove const qualifier.
4844 2009-09-02 Loren James Rittle <ljrittle@acm.org>
4846 * doc/install.texi (*-*-freebsd*): Update target information.
4848 2009-09-02 Anatoly Sokolov <aesok@post.ru>
4850 * hard-reg-set.h (call_fixed_regs): Remove.
4851 * reginfo.c (call_fixed_regs): Remove.
4852 (init_reg_sets_1): Remove initialization of call_fixed_regs.
4853 (globalize_reg): Don't use call_fixed_regs.
4854 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
4857 2009-09-01 Michael Matz <matz@suse.de>
4859 * expr.h (emit_storent_insn, expand_expr_real_1,
4860 expand_expr_real_2): Declare.
4861 * expr.c (emit_storent_insn, expand_expr_real_1,
4862 expand_expr_real_2): Export.
4863 (store_expr): Setting and evaluating dont_return_target is useless.
4864 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
4865 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
4866 * except.c (expand_resx_expr): Rename to ...
4867 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
4868 * except.h (expand_resx_stmt): Declare.
4869 * stmt.c: Add include gimple.h
4870 (expand_asm_expr): Rename to ...
4871 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
4872 (expand_case): Rewrite to take gimple statement.
4873 * tree.h (expand_asm_stmt): Declare.
4874 (expand_case): Change prototype.
4875 * Makefile.in (stmt.o): Depend on gimple.h.
4876 * builtins.c (expand_builtin_synchronize): Build gimple asm
4877 statement, not an ASM_EXPR.
4878 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
4879 gimple_to_tree, release_stmt_tree): Remove.
4880 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
4881 ggc_free, but hold comparison code and operands separately.
4882 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
4883 (expand_call_stmt, expand_gimple_stmt_1,
4884 expand_gimple_stmt): New helpers.
4885 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
4886 release_stmt_tree. Call expand_gimple_stmt instead.
4887 (expand_gimple_basic_block): Ditto.
4889 * calls.c (emit_call_1): Don't look at EH regions here, make
4890 fntree parameter useless.
4891 (expand_call): New local rettype for TREE_TYPE(exp), use it
4892 throughout. Remove local p, use addr instead.
4893 Don't look at EH regions here.
4895 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
4897 * doc/invoke.texi (-fsched-pressure): Document it.
4898 (-fsched-reg-pressure-heuristic): Remove it.
4900 * reload.c (ira.h): Include.
4901 (find_reloads): Add choosing reload on number of small spilled
4904 * haifa-sched.c (ira.h): Include.
4905 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
4906 saved_reg_pressure, curr_reg_live, saved_reg_live,
4907 region_ref_regs): New variables.
4908 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
4909 initiate_reg_pressure_info, setup_ref_regs,
4910 initiate_bb_reg_pressure_info, save_reg_pressure,
4911 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
4913 (setup_insn_reg_pressure_info): New function.
4914 (rank_for_schedule): Add pressure checking and insn issue time.
4915 Remove comparison of insn reg weights.
4916 (ready_sort): Set insn reg pressure info.
4917 (update_register_pressure, setup_insn_max_reg_pressure,
4918 update_reg_and_insn_max_reg_pressure,
4919 sched_setup_bb_reg_pressure_info): New functions.
4920 (schedule_insn): Add code for printing and updating reg pressure info.
4921 (find_set_reg_weight, find_insn_reg_weight): Remove.
4922 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
4923 (debug_ready_list): Print reg pressure info.
4924 (schedule_block): Ditto. Check insn issue time.
4925 (sched_init): Set up sched_pressure_p. Allocate and set up some
4926 reg pressure related info.
4927 (sched_finish): Free some reg pressure related info.
4928 (fix_tick_ready): Make insn always ready if pressure_p.
4929 (init_h_i_d): Don't call find_insn_reg_weight.
4930 (haifa_finish_h_i_d): Free insn reg pressure info.
4932 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4933 ira_memory_move_cost, ira_class_hard_regs,
4934 ira_class_hard_regs_num, ira_no_alloc_regs,
4935 ira_available_class_regs, ira_reg_class_cover_size,
4936 ira_reg_class_cover, ira_class_translate): Move to ira.h.
4938 * ira-lives.c (single_reg_class): Check mode to find how many
4939 registers are necessary for operand.
4940 (ira_implicitly_set_insn_hard_regs): New.
4942 * common.opt (fsched-pressure): New options.
4943 (fsched-reg-pressure-heuristic): Remove.
4945 * ira.c (setup_eliminable_regset): Rename to
4946 ira_setup_eliminable_regset. Make it external.
4947 (expand_reg_info): Pass cover class to setup_reg_classes.
4948 (ira): Call resize_reg_info instead of allocate_reg_info.
4950 * sched-deps.c: Include ira.h.
4951 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
4952 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
4953 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
4954 mark_insn_hard_regno_birth, mark_insn_reg_birth,
4955 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
4956 mark_insn_reg_store, mark_insn_reg_clobber,
4957 setup_insn_reg_pressure_info): New.
4958 (sched_analyze_1): Update implicit_reg_pending_uses.
4959 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
4960 Use them to create dependencies. Set insn reg uses and pressure
4961 info. Process reg_pending_uses in one place.
4962 (free_deps): Free implicit sets.
4963 (remove_from_deps): Remove implicit sets if necessary. Check
4964 implicit sets when clearing reg_last_in_use.
4965 (init_deps_global): Clear implicit_reg_pending_clobbers and
4966 implicit_reg_pending_uses.
4968 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4969 ira_memory_move_cost, ira_class_hard_regs,
4970 ira_class_hard_regs_num, ira_no_alloc_regs,
4971 ira_available_class_regs, ira_reg_class_cover_size,
4972 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
4973 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
4974 ira_implicitly_set_insn_hard_regs): New prototypes.
4976 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
4977 cost_elements_num): New variables.
4978 (allocno_costs, total_costs): Rename to costs and
4979 total_allocno_costs.
4980 (COSTS_OF_ALLOCNO): Rename to COSTS.
4981 (allocno_pref): Rename to pref.
4982 (allocno_pref_buffer): Rename to pref_buffer.
4983 (common_classes): Rename to regno_cover_class.
4985 (record_reg_classes): Set allocno attributes only if allocno_p.
4986 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
4987 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
4988 and COSTS_OF_ALLOCNO.
4989 (print_costs): Rename to print_allocno_costs.
4990 (print_pseudo_costs): New.
4991 (process_bb_node_for_costs): Split into 2 functions with new
4992 function process_bb_for_costs. Pass BB to process_bb_for_costs.
4993 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
4994 new parameter dump_file. Use cost_elements_num instead of
4995 ira_allocnos_num. Make one iteration if preferred classes were
4996 already calculated for scheduler. Make 2 versions of code
4997 depending on allocno_p.
4998 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
4999 regno_cover_class and COSTS instead of common_classes and
5001 (init_costs, finish_costs): New.
5002 (ira_costs): Set up allocno_p and cost_elements_num. Call
5003 init_costs and finish_costs.
5004 (ira_set_pseudo_classes): New.
5006 * rtl.h (allocate_reg_info): Remove.
5007 (resize_reg_info): Change return type.
5008 (reg_cover_class): New.
5009 (setup_reg_classes): Add new parameter.
5011 * sched-int.h (struct deps_reg): New member implicit_sets.
5012 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5013 (INCREASE_BITS): New macro.
5014 (struct reg_pressure_data, struct reg_use_data): New.
5015 (struct _haifa_insn_data): Remove reg_weight. Add members
5016 reg_pressure, reg_use_list, reg_set_list, and
5017 reg_pressure_excess_cost_change.
5018 (struct deps): New member implicit_sets.
5019 (pressure_p): New variable.
5020 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5021 (struct reg_pressure_data, struct reg_use_data): New.
5022 (INSN_REG_WEIGHT): Remove.
5023 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5024 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5025 (sched_init_region_reg_pressure_info,
5026 sched_setup_bb_reg_pressure_info): New prototypes.
5028 * reginfo.c (struct reg_pref): New member coverclass.
5029 (reg_cover_class): New function.
5030 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5031 (reg_info_size): New variable.
5032 (allocate_reg_info): Make static. Setup reg_info_size.
5033 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5034 (setup_reg_classes): Add a new parameter. Setup cover class too.
5036 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5039 * sched-rgn.c (deps_join): Set up implicit_sets.
5040 (schedule_region): Set up region and basic blocks pressure
5043 * passes.c (init_optimization_passes): Move
5044 pass_subregs_of_mode_init before pass_sched.
5046 2009-09-02 Martin Jambor <mjambor@suse.cz>
5048 * tree-sra.c (struct access): New field grp_hint.
5049 (dump_access): Dump grp_hint.
5050 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5052 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5053 those which have been specifically read and somehow written to.
5054 (propagate_subacesses_accross_link): Set grp_hint of right child and
5055 also possibly of the left child.
5057 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5059 * tree-object-size.c (addr_object_size): Always use object_size_type
5060 0 or 2 when determining the pointer pointed object size.
5062 2009-09-02 Richard Guenther <rguenther@suse.de>
5065 2009-08-31 Richard Guenther <rguenther@suse.de>
5067 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5068 to query if the memory regions for memmove overlap.
5069 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5070 asserts on pointers, instead deal with odd trees.
5071 (ptr_derefs_may_alias_p): Likewise.
5072 (refs_may_alias_p_1): Constructor bases also never alias.
5074 2009-08-01 Christian Bruel <christian.bruel@st.com>
5077 2009-07-31 Christian Bruel <christian.bruel@st.com>
5078 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5080 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5082 * doc/invoke.texi (-fvar-tracking-assignments): New.
5083 (-fvar-tracking-assignments-toggle): New.
5084 (-fdump-final-insns=file): Mark filename as optional.
5085 (--param min-nondebug-insn-uid): New.
5086 (-gdwarf-@{version}): Mention version 4.
5087 * opts.c (common_handle_option): Accept it.
5088 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5089 * regrename.c (regrename_optimize): Drop last. Don't count debug
5090 insns as uses. Don't reject change because of debug insn.
5091 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5092 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5093 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5094 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5095 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5096 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5097 * doc/gimple.texi (is_gimple_debug): New.
5098 (gimple_debug_bind_p): New.
5099 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5100 * doc/install.texi (bootstrap-debug): More details.
5101 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5102 (bootstrap-debug-lib): More details.
5103 (bootstrap-debug-ckovw): Update.
5104 (bootstrap-time): New.
5105 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5106 (insert_phi_nodes_for): Insert debug stmts.
5107 (rewrite_stmt): Take iterator. Insert debug stmts.
5108 (rewrite_enter_block): Adjust.
5109 (maybe_replace_use_in_debug_stmt): New.
5110 (rewrite_update_stmt): Use it.
5111 (mark_use_interesting): Return early for debug stmts.
5112 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5113 stmts before replacing stmt.
5114 (move_computations_stmt): Likewise.
5115 * ira-conflicts.c (add_copies): Skip debug insns.
5116 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5117 (regstat_bb_compute_ri): Skip debug insns.
5118 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5119 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5120 check_loop_closed_ssa_stmt): Skip debug stmts.
5121 * tree-tailcall.c (find_tail_calls): Likewise.
5122 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5123 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5124 (build_var_debug_value_stat): Declare.
5125 (build_var_debug_value): Define.
5126 (target_for_debug_bind): Declare.
5127 * reload.c (find_equiv_reg): Skip debug insns.
5128 * rtlanal.c (reg_used_between_p): Skip debug insns.
5129 (side_effects_p): Likewise.
5130 (canonicalize_condition): Likewise.
5131 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5132 insns never depend on debug insns.
5133 (create_ddg_dep_no_link): Likewise.
5134 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5135 Don't add inter-loop dependencies for debug insns.
5136 (build_intra_loop_deps): Likewise.
5137 (create_ddg): Count debug insns.
5138 * ddg.h (struct ddg::num_debug): New.
5139 (num_backargs): Pair up with previous int field.
5140 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5141 -fcompare-debug-second.
5142 * final.c (get_attr_length_1): Skip debug insns.
5143 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5144 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5145 (driver_self_specs): Map -fdump-final-insns to
5146 -fdump-final-insns=..
5147 (get_local_tick): New.
5148 (compare_debug_dump_opt_spec_function): Test for . argument and
5149 compute output name. Compute temp output spec without flag name.
5150 Compute -frandom-seed.
5151 (OPT): Undef after use.
5152 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5153 (average_num_loop_insns): Likewise.
5154 * params.h (MIN_NONDEBUG_INSN_UID): New.
5155 * gimple.def (GIMPLE_DEBUG): New.
5156 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5157 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5158 (merge_in_block): Fix whitespace.
5159 * toplev.c (flag_var_tracking): Update comment.
5160 (flag_var_tracking_assignments): New.
5161 (flag_var_tracking_assignments_toggle): New.
5162 (process_options): Don't open final insns dump file if we're not
5163 going to write to it. Compute defaults for var_tracking.
5164 * df-scan.c (df_insn_rescan_debug_internal): New.
5165 (df_uses_record): Handle debug insns.
5166 * haifa-sched.c (ready): Initialize n_debug.
5167 (contributes_to_priority): Skip debug insns.
5168 (dep_list_size): New.
5170 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5171 they're ready. Disregard previous debug insns to make decisions.
5172 (queue_insn): Never queue debug insns.
5173 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5174 (schedule_insn): Don't reject debug insns because of issue rate.
5175 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5176 (queue_to_ready): Skip and discount debug insns.
5177 (choose_ready): Let debug insns through.
5178 (schedule_block): Check boundary debug insns. Discount debug
5179 insns, schedule them early. Adjust whitespace.
5180 (set_priorities): Check for boundary debug insns.
5181 (add_jump_dependencies): Use dep_list_size.
5182 (prev_non_location_insn): New.
5183 (check_cfg): Use it.
5184 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5186 (remove_unused_ivs): Reset debug stmts.
5187 * modulo-sched.c (const_iteration_count): Skip debug insns.
5188 (res_MII): Discount debug insns.
5189 (loop_single_full_bb_p): Skip debug insns.
5190 (sms_schedule): Likewise.
5191 (sms_schedule_by_order): Likewise.
5192 (ps_has_conflicts): Likewise.
5193 * caller-save.c (refmarker_fn): New.
5194 (save_call_clobbered_regs): Replace regs with saved mem in
5196 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5197 Call refmarker_fn mark for hardregnos.
5198 (mark_reg_as_referenced): New.
5199 (replace_reg_with_saved_mem): New.
5200 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5201 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5203 (cse_extended_basic_block): Skip debug insns.
5204 (count_reg_usage): Likewise.
5205 (is_dead_reg): New, split out of...
5206 (set_live_p): ... here.
5207 (insn_live_p): Use it for debug insns.
5208 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5209 (execute_optimize_stdarg): Likewise.
5210 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5211 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5212 changes in debug stmts as changes.
5213 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5214 (moveup_expr): Don't move across debug insns. Don't move
5215 debug insn if it would create a bookkeeping block.
5216 (moveup_expr_cached): Don't use cache for debug insns that
5217 are heads of blocks.
5218 (compute_av_set_inside_bb): Skip debug insns.
5219 (sel_rank_for_schedule): Schedule debug insns first. Remove
5221 (block_valid_for_bookkeeping_p); Support lax searches.
5222 (create_block_for_bookkeeping): Adjust block numbers when
5223 encountering debug-only blocks.
5224 (find_place_for_bookkeeping): Deal with debug-only blocks.
5225 (generate_bookkeeping_insn): Accept no place to insert.
5226 (remove_temp_moveop_nops): New argument full_tidying.
5227 (prepare_place_to_insert): Deal with debug insns.
5228 (advance_state_on_fence): Debug insns don't start cycles.
5229 (update_boundaries): Take fence as argument. Deal with
5231 (schedule_expr_on_boundary): No full_tidying on debug insns.
5232 (fill_insns): Deal with debug insns.
5233 (track_scheduled_insns_and_blocks): Don't count debug insns.
5234 (need_nop_to_preserve_insn_bb): New, split out of...
5235 (remove_insn_from_stream): ... this.
5236 (fur_orig_expr_not_found): Skip debug insns.
5237 * rtl.def (VALUE): Move up.
5239 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5240 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5241 Set it if debug stmts are found.
5242 (statement_sink_location): Skip debug stmts. Propagate
5243 moving defs into debug stmts.
5244 * ifcvt.c (first_active_insn): Skip debug insns.
5245 (last_active_insns): Likewise.
5246 (cond_exec_process_insns): Likewise.
5247 (noce_process_if_block): Likewise.
5248 (check_cond_move_block): Likewise.
5249 (cond_move_convert_if_block): Likewise.
5250 (block_jumps_and_fallthru_p): Likewise.
5251 (dead_or_predicable): Likewise.
5252 * dwarf2out.c (debug_str_hash_forced): New.
5253 (find_AT_string): Add comment.
5254 (gen_label_for_indirect_string): New.
5255 (get_debug_string_label): New.
5256 (AT_string_form): Use it.
5257 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5258 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5259 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5260 several operations that cannot be represented with DWARF opcodes.
5261 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5262 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5263 (dwarf2out_var_location): Take during-call mark into account.
5264 (output_indirect_string): Update comment. Output if there are
5265 label and references.
5266 (prune_indirect_string): New.
5267 (prune_unused_types): Call it if debug_str_hash_forced.
5268 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5269 (dw_long_long_const): Remove.
5270 (struct dw_val_struct): Change val_long_long type to rtx.
5271 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5272 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5273 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5274 component instead of HOST_BITS_PER_LONG.
5275 (output_loc_operands): Likewise. For const8* assert
5276 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5277 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5278 rather than HOST_BITS_PER_LONG is >= 64.
5279 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5281 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5282 HOST_BITS_PER_LONG for dw_val_class_long_long.
5283 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5284 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5285 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5287 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5288 Handle DW_OP_implicit_value.
5289 (extract_int): Move prototype earlier.
5290 (mem_loc_descriptor): For SUBREG punt if inner
5291 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5292 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5293 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5294 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5295 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5296 instead of Pmode size.
5297 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5298 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5299 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5300 (concat_loc_descriptor, concatn_loc_descriptor,
5301 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5302 (add_location_or_const_value_attribute): Likewise. For single
5303 location loc_lists attempt to use add_const_value_attribute
5304 for constant decls. Add DW_AT_const_value even if
5305 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5307 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5308 (control_flow_insn_p): Likewise.
5309 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5310 (separate_decls_in_region_debug_bind): New.
5311 (separate_decls_in_region): Process debug bind stmts afterwards.
5312 * recog.c (verify_changes): Handle debug insns.
5313 (extract_insn): Likewise.
5314 (peephole2_optimize): Skip debug insns.
5315 * dse.c (scan_insn): Skip debug insns.
5316 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5318 (setup_id_for_insn): Handle debug insns.
5319 (maybe_tidy_empty_bb): Adjust whitespace.
5320 (tidy_control_flow): Skip debug insns.
5321 (sel_remove_insn): Adjust for debug insns.
5322 (sel_estimate_number_of_insns): Skip debug insns.
5323 (create_insn_rtx_from_pattern): Handle debug insns.
5324 (create_copy_of_insn_rtx): Likewise.
5325 * sel-sched-.h (sel_bb_end): Declare.
5326 (sel_bb_empty_or_nop_p): New.
5327 (get_all_loop_exits): Use it.
5328 (_eligible_successor_edge_p): Likewise.
5329 (return_nop_to_pool): Adjust.
5330 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5331 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5332 * gimple-pretty-print.c (dump_gimple_debug): New.
5333 (dump_gimple_stmt): Use it.
5334 (dump_bb_header): Skip gimple debug stmts.
5335 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5336 (fixup_match_2): Likewise.
5337 (regmove_backward_pass): Likewise. Simplify combined
5338 replacement. Handle debug insns.
5339 * function.c (instantiate_virtual_regs): Handle debug insns.
5340 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5341 * print-rtl.h: Include cselib.h.
5342 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5343 * df.h (df_inns_rescan_debug_internal): Declare.
5344 * gcse.c (alloc_hash_table): Estimate n_insns.
5345 (cprop_insn): Don't regard debug insns as changes.
5346 (bypass_conditional_jumps): Skip debug insns.
5347 (one_pre_gcse_pass): Adjust.
5348 (one_code_hoisting_pass): Likewise.
5349 (compute_ld_motion_mems): Skip debug insns.
5350 (one_cprop_pass): Adjust.
5351 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5352 (if_convertible_stmt_p): Handle debug stmts.
5353 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5354 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5355 * ira-build.c (create_bb_allocnos): Skip debug insns.
5356 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5357 (has_single_use): Likewise.
5358 (single_imm_use): Likewise.
5359 (num_imm_uses): Likewise.
5360 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5361 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5362 (create_outofssa_var_map): Likewise.
5363 * lower-subreg.c (adjust_decomposed_uses): New.
5364 (resolve_debug): New.
5365 (decompose_multiword_subregs): Use it.
5366 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5367 * emit-rtl.c: Include params.h.
5368 (cur_debug_insn_uid): Define.
5369 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5370 (copy_rtx_if_shared_1): Handle debug insns.
5371 (reset_used_flags): Likewise.
5372 (set_used_flags): LIkewise.
5373 (get_max_insn_count): New.
5374 (next_nondebug_insn): New.
5375 (prev_nondebug_insn): New.
5376 (make_debug_insn_raw): New.
5377 (emit_insn_before_noloc): Handle debug insns.
5378 (emit_jump_insn_before_noloc): Likewise.
5379 (emit_call_insn_before_noloc): Likewise.
5380 (emit_debug_insn_before_noloc): New.
5381 (emit_insn_after_noloc): Handle debug insns.
5382 (emit_jump_insn_after_noloc): Likewise.
5383 (emit_call_insn_after_noloc): Likewise.
5384 (emit_debug_insn_after_noloc): Likewise.
5385 (emit_insn_after): Take loc from earlier non-debug insn.
5386 (emit_jump_insn_after): Likewise.
5387 (emit_call_insn_after): Likewise.
5388 (emit_debug_insn_after_setloc): New.
5389 (emit_debug_insn_after): New.
5390 (emit_insn_before): Take loc from later non-debug insn.
5391 (emit_jump_insn_before): Likewise.
5392 (emit_call_insn_before): Likewise.
5393 (emit_debug_insn_before_setloc): New.
5394 (emit_debug_insn_before): New.
5395 (emit_insn): Handle debug insns.
5396 (emit_debug_insn): New.
5397 (emit_jump_insn): Handle debug insns.
5398 (emit_call_insn): Likewise.
5400 (init_emit): Take min-nondebug-insn-uid into account.
5401 Initialize cur_debug_insn_uid.
5402 (emit_copy_of_insn_after): Handle debug insns.
5403 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5404 location of single rhs in place.
5405 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5406 (floor_sdiv_adjust): New.
5407 (cell_sdiv_adjust): New.
5408 (cell_udiv_adjust): New.
5409 (round_sdiv_adjust): New.
5410 (round_udiv_adjust): New.
5411 (wrap_constant): Moved from cselib.
5412 (unwrap_constant): New.
5413 (expand_debug_expr): New.
5414 (expand_debug_locations): New.
5415 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5417 (gimple_expand_cfg): Expand debug locations.
5418 * cselib.c: Include tree-pass.h.
5419 (struct expand_value_data): New.
5420 (cselib_record_sets_hook): New.
5421 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5422 (cselib_clear_table): Move, and implemnet in terms of...
5423 (cselib_reset_table_with_next_value): ... this.
5424 (cselib_get_next_unknown_value): New.
5425 (discard_useless_locs): Don't discard preserved values.
5426 (cselib_preserve_value): New.
5427 (cselib_preserved_value_p): New.
5428 (cselib_preserve_definitely): New.
5429 (cselib_clear_preserve): New.
5430 (cselib_preserve_only_values): New.
5431 (new_cselib_val): Take rtx argument. Dump it in details.
5432 (cselib_lookup_mem): Adjust.
5433 (expand_loc): Take regs_active in struct. Adjust. Silence
5434 dumps unless details are requested.
5435 (cselib_expand_value_rtx_cb): New.
5436 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5437 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5438 without details. Copy more subregs. Try to resolve values
5439 using a callback. Wrap constants.
5440 (cselib_subst_to_values): Adjust.
5441 (cselib_log_lookup): New.
5442 (cselib_lookup): Call it.
5443 (cselib_invalidate_regno): Don't count preserved values as useless.
5444 (cselib_invalidate_mem): Likewise.
5445 (cselib_record_set): Likewise.
5446 (struct set): Renamed to cselib_set, moved to cselib.h.
5447 (cselib_record_sets): Adjust. Call hook.
5448 (cselib_process_insn): Reset table when it would be cleared.
5449 (dump_cselib_val): New.
5450 (dump_cselib_table): New.
5451 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5452 (remove_forwarder_block): Support moving debug stmts.
5453 * cselib.h (cselib_record_sets_hook): Declare.
5454 (cselib_expand_callback): New type.
5455 (cselib_expand_value_rtx_cb): Declare.
5456 (cselib_reset_table_with_next_value): Declare.
5457 (cselib_get_next_unknown_value): Declare.
5458 (cselib_preserve_value): Declare.
5459 (cselib_preserved_value_p): Declare.
5460 (cselib_preserve_only_values): Declare.
5461 (dump_cselib_table): Declare.
5462 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5463 (try_crossjump_to_edge): Likewise.
5464 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5465 dominated blocks when debug stmts are present.
5466 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5467 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5468 (set_var_live_on_entry): Likewise.
5469 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5470 * cfglayout.c (curr_location, last_location): Make static.
5471 (set_curr_insn_source_location): Don't avoid bouncing.
5472 (get_curr_insn_source_location): New.
5473 (get_curr_insn_block): New.
5474 (duplicate_insn_chain): Handle debug insns.
5475 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5477 * common.opt (fcompare-debug): Move to sort order.
5478 (fdump-unnumbered-links): Likewise.
5479 (fvar-tracking-assignments): New.
5480 (fvar-tracking-assignments-toggle): New.
5481 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5482 because of debug stmts.
5483 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5484 (eliminate_unnecessary_stmts): Walk dominated blocks before
5486 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5487 * ira.c (memref_used_between_p): Skip debug insns.
5488 (update_equiv_regs): Likewise.
5489 * sched-deps.c (sd_lists_size): Accept empty list.
5490 (sd_init_insn): Mark debug insns.
5491 (sd_finish_insn): Unmark them.
5492 (sd_add_dep): Reject non-debug deps on debug insns.
5493 (fixup_sched_groups): Give debug insns group treatment.
5495 (sched_analyze_reg): Don't mark debug insns for sched before call.
5496 (sched_analyze_2): Handle debug insns.
5497 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5499 (deps_analyze_insn): Handle debug insns.
5500 (deps_start_bb): Skip debug insns.
5501 (init_deps): Initialize last_debug_insn.
5502 * tree-ssa.c (target_for_debug_bind): New.
5503 (find_released_ssa_name): New.
5504 (propagate_var_def_into_debug_stmts): New.
5505 (propagate_defs_into_debug_stmts): New.
5506 (verify_ssa): Skip debug bind stmts without values.
5507 (warn_uninialized_vars): Skip debug stmts.
5508 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5509 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5510 (rtx_equal_p): Likewise.
5511 * ira-costs.c (scan_one_insn): Skip debug insns.
5512 (process_bb_node_for_hard_reg_moves): Likewise.
5513 * rtl.h (DEBUG_INSN_P): New.
5514 (NONDEBUG_INSN_P): New.
5515 (MAY_HAVE_DEBUG_INSNS): New.
5516 (INSN_P): Accept debug insns.
5517 (RTX_FRAME_RELATED_P): Likewise.
5518 (INSN_DELETED_P): Likewise
5519 (PAT_VAR_LOCATION_DECL): New.
5520 (PAT_VAR_LOCATION_LOC): New.
5521 (PAT_VAR_OCATION_STATUS): New.
5522 (NOTE_VAR_LOCATION_DECL): Reimplement.
5523 (NOTE_VAR_LOCATION_LOC): Likewise.
5524 (NOTE_VAR_LOCATION_STATUS): Likewise.
5525 (INSN_VAR_LOCATION): New.
5526 (INSN_VAR_LOCATION_DECL): New.
5527 (INSN_VAR_LOCATION_LOC): New.
5528 (INSN_VAR_LOCATION_STATUS): New.
5529 (gen_rtx_UNKNOWN_VAR_LOC): New.
5530 (VAR_LOC_UNKNOWN_P): New.
5531 (NOTE_DURING_CALL_P): New.
5532 (SCHED_GROUP_P): Accept debug insns.
5533 (emit_debug_insn_before): Declare.
5534 (emit_debug_insn_before_noloc): Declare.
5535 (emit_debug_insn_beore_setloc): Declare.
5536 (emit_debug_insn_after): Declare.
5537 (emit_debug_insn_after_noloc): Declare.
5538 (emit_debug_insn_after_setloc): Declare.
5539 (emit_debug_insn): Declare.
5540 (make_debug_insn_raw): Declare.
5541 (prev_nondebug_insn): Declare.
5542 (next_nondebug_insn): Declare.
5543 (delegitimize_mem_from_attrs): Declare.
5544 (get_max_insn_count): Declare.
5545 (wrap_constant): Declare.
5546 (unwrap_constant): Declare.
5547 (get_curr_insn_source_location): Declare.
5548 (get_curr_insn_block): Declare.
5549 * tree-inline.c (insert_debug_decl_map): New.
5550 (processing_debug_stmt): New.
5551 (remap_decl): Don't create new mappings in debug stmts.
5552 (remap_gimple_op_r): Don't add references in debug stmts.
5553 (copy_tree_body_r): Likewise.
5554 (remap_gimple_stmt): Handle debug bind stmts.
5555 (copy_bb): Skip debug stmts.
5556 (copy_edges_for_bb): Likewise.
5557 (copy_debug_stmt): New.
5558 (copy_debug_stmts): New.
5559 (copy_body): Copy debug stmts at the end.
5560 (insert_init_debug_bind): New.
5561 (insert_init_stmt): Take id. Skip and emit debug stmts.
5562 (setup_one_parameter): Remap variable earlier, register debug mapping.
5563 (estimate_num_insns): Skip debug stmts.
5564 (expand_call_inline): Preserve debug_map.
5565 (optimize_inline_calls): Check for no debug_stmts left-overs.
5566 (unsave_expr_now): Preserve debug_map.
5567 (copy_gimple_seq_and_replace_locals): Likewise.
5568 (tree_function_versioning): Check for no debug_stmts left-overs.
5569 Init and destroy debug_map as needed. Split edges unconditionally.
5570 (build_duplicate_type): Init and destroy debug_map as needed.
5571 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5572 (struct copy_body_data): Add debug_stmts and debug_map.
5573 * sched-int.h (struct ready_list): Add n_debug.
5574 (struct deps): Add last_debug_insn.
5575 (DEBUG_INSN_SCHED_P): New.
5576 (BOUNDARY_DEBUG_INSN_P): New.
5577 (SCHEDULE_DEBUG_INSN_P): New.
5578 (sd_iterator_cond): Accept empty list.
5579 * combine.c (create_log_links): Skip debug insns.
5580 (combine_instructions): Likewise.
5581 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5582 return value is always unshared.
5583 (struct rtx_subst_pair): New.
5584 (auto_adjust_pair): New.
5585 (propagate_for_debug_subst): New.
5586 (propagate_for_debug): New.
5587 (try_combine): Skip debug insns. Propagate removed defs into
5589 (next_nonnote_nondebug_insn): New.
5590 (distribute_notes): Use it. Skip debug insns.
5591 (distribute_links): Skip debug insns.
5592 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5593 * resource.c (mark_target_live_regs): Likewise.
5594 * var-tracking.c: Include cselib.h and target.h.
5595 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5597 (micro_operation_type_name): New.
5598 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5599 (struct micro_operation_def): Update comments.
5600 (decl_or_value): New type. Use instead of decls.
5601 (struct emit_note_data_def): Add vars.
5602 (struct attrs_def): Use decl_or_value.
5603 (struct variable_tracking_info_def): Add permp, flooded.
5604 (struct location_chain_def): Update comment.
5605 (struct variable_part_def): Use decl_or_value.
5606 (struct variable_def): Make var_part a variable length array.
5608 (scratch_regs): New.
5609 (cselib_hook_called): New.
5610 (dv_is_decl_p): New.
5611 (dv_is_value_p): New.
5614 (dv_as_opaque): New.
5615 (dv_onepart_p): New.
5617 (IS_DECL_CODE): New.
5618 (check_value_is_not_decl): New.
5619 (dv_from_decl): New.
5620 (dv_from_value): New.
5621 (dv_htab_hash): New.
5622 (variable_htab_hash): Use it.
5623 (variable_htab_eq): Support values.
5624 (variable_htab_free): Free from the right pool.
5625 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5626 (attrs_list_union): Adjust.
5627 (attrs_list_mpdv_union): New.
5628 (tie_break_pointers): New.
5629 (canon_value_cmp): New.
5630 (unshare_variable): Return possibly-modified slot.
5631 (vars_copy_1): Adjust.
5632 (var_reg_decl_set): Adjust. Split out of...
5633 (var_reg_set): ... this.
5634 (get_init_value): Adjust.
5635 (var_reg_delete_and_set): Adjust.
5636 (var_reg_delete): Adjust.
5637 (var_regno_delete): Adjust.
5638 (var_mem_decl_set): Split out of...
5639 (var_mem_set): ... this.
5640 (var_mem_delete_and_set): Adjust.
5641 (var_mem_delete): Adjust.
5645 (variable_union): Adjust. Speed up merge of 1-part vars.
5646 (variable_canonicalize): Use unshared slot.
5647 (VALUED_RECURSED_INTO): New.
5648 (find_loc_in_1pdv): New.
5649 (struct dfset_merge): New.
5650 (insert_into_intersection): New.
5651 (intersect_loc_chains): New.
5653 (canonicalize_loc_order_check): New.
5654 (canonicalize_values_mark): New.
5655 (canonicalize_values_star): New.
5656 (variable_merge_over_cur): New.
5657 (variable_merge_over_src): New.
5658 (dataflow_set_merge): New.
5659 (dataflow_set_equiv_regs): New.
5660 (remove_duplicate_values): New.
5661 (struct dfset_post_merge): New.
5662 (variable_post_merge_new_vals): New.
5663 (variable_post_merge_perm_vals): New.
5664 (dataflow_post_merge_adjust): New.
5665 (find_mem_expr_in_1pdv): New.
5666 (dataflow_set_preserve_mem_locs): New.
5667 (dataflow_set_remove_mem_locs): New.
5668 (dataflow_set_clear_at_call): New.
5669 (onepart_variable_different_p): New.
5670 (variable_different_p): Use it.
5671 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5672 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5674 (track_loc_p): Pass it true.
5675 (struct count_use_info): New.
5676 (find_use_val): New.
5677 (replace_expr_with_values): New.
5679 (use_type): New, partially split out of...
5680 (count_uses): ... this. Count new micro-ops.
5681 (count_uses_1): Adjust.
5682 (count_stores): Adjust.
5683 (count_with_sets): New.
5684 (VAL_NEEDS_RESOLUTION): New.
5685 (VAL_HOLDS_TRACK_EXPR): New.
5686 (VAL_EXPR_IS_COPIED): New.
5687 (VAL_EXPR_IS_CLOBBERED): New.
5688 (add_uses): Adjust. Generate new micro-ops.
5689 (add_uses_1): Adjust.
5690 (add_stores): Generate new micro-ops.
5691 (add_with_sets): New.
5692 (find_src_status): Adjust.
5693 (find_src_set_src): Adjust.
5694 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5695 Handle new micro-ops. Canonicalize value equivalances.
5696 (vt_find_locations): Compute total size of hash tables for
5697 dumping. Perform merge for var-tracking-assignments. Don't
5698 disregard single-block loops.
5699 (dump_attrs_list): Handle decl_or_value.
5700 (dump_variable): Take variable. Deal with decl_or_value.
5701 (dump_variable_slot): New.
5702 (dump_vars): Use it.
5703 (dump_dataflow_sets): Adjust.
5704 (set_slot_part): New, extended to support one-part variables
5705 after splitting out of...
5706 (set_variable_part): ... this.
5707 (clobber_slot_part): New, split out of...
5708 (clobber_variable_part): ... this.
5709 (delete_slot_part): New, split out of...
5710 (delete_variable_part): .... this.
5711 (check_wrap_constant): New.
5712 (vt_expand_loc_callback): New.
5713 (vt_expand_loc): New.
5714 (emit_note_insn_var_location): Adjust. Handle values. Handle
5715 EMIT_NOTE_AFTER_CALL_INSN.
5716 (emit_notes_for_differences_1): Adjust. Handle values.
5717 (emit_notes_for_differences_2): Likewise.
5718 (emit_notes_for_differences): Adjust.
5719 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5720 Adjust. Handle new micro-ops.
5721 (vt_add_function_parameters): Adjust. Create and bind values.
5722 (vt_initialize): Adjust. Initialize scratch_regs and
5723 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5724 operations. Move some code to count_with_sets and add_with_sets.
5725 (delete_debug_insns): New.
5726 (vt_debug_insns_local): New.
5727 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5729 (var_tracking_main): If var-tracking-assignments is enabled
5730 but var-tracking isn't, delete debug insns and leave. Likewise
5731 if we exceed limits or fail the stack adjustments tests, and
5732 after all var-tracking processing.
5733 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5734 (dataflow_set): Add traversed_vars.
5735 (value_chain, const_value_chain): New typedefs.
5736 (value_chain_pool, value_chains): New variables.
5737 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5738 add_value_chains, add_cselib_value_chains, remove_value_chain,
5739 remove_value_chains, remove_cselib_value_chains): New functions.
5740 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5741 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5743 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5744 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5745 (dst_can_be_shared): New variable.
5746 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5747 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5748 different from set->vars, look up slot again instead of using the
5750 (dataflow_set_init): Initialize traversed_vars.
5751 (variable_union): Use shared_hash_*. Use initially NO_INSERT
5752 lookup if set->vars is shared. Don't keep slot cleared before
5753 calling unshare_variable. Unshare set->vars if needed. Adjust
5754 unshare_variable callers. Clear dst_can_be_shared if needed.
5755 Even ->refcount == 1 vars must be unshared if set->vars is shared
5756 and var needs to be modified.
5757 (dataflow_set_union): Set traversed_vars during canonicalization.
5758 (VALUE_CHANGED, DECL_CHANGED): Define.
5759 (set_dv_changed, dv_changed_p): New static inlines.
5760 (track_expr_p): Clear DECL_CHANGED.
5761 (dump_dataflow_sets): Set it.
5762 (variable_was_changed): Call set_dv_changed.
5763 (emit_note_insn_var_location): Likewise.
5764 (changed_variables_stack): New variable.
5765 (check_changed_vars_1, check_changed_vars_2): New functions.
5766 (emit_notes_for_changes): Do nothing if changed_variables is
5767 empty. Traverse changed_variables with check_changed_vars_1,
5768 call check_changed_vars_2 on each changed_variables_stack entry.
5769 (emit_notes_in_bb): Add SET argument. Just clear it at the
5770 beginning, use it instead of local &set, don't destroy it at the end.
5771 (vt_emit_notes): Call dataflow_set_clear early on all
5772 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
5773 computed set, dataflow_set_clear also VTI(bb)->in when we are
5774 done with the basic block. Initialize changed_variables_stack,
5775 free it afterwards. If ENABLE_CHECKING verify that after noting
5776 differences to an empty set value_chains hash table is empty.
5777 (vt_initialize): Initialize value_chains and value_chain_pool.
5778 (vt_finalize): Delete value_chains htab, free value_chain_pool.
5779 (variable_tracking_main): Call dump_dataflow_sets before calling
5780 vt_emit_notes, not after it.
5781 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
5782 (propagate_var_def_into_debug_stmts): Declare.
5783 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
5784 (df_set_note): Reject debug insns.
5785 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
5786 add notes to debug insns.
5787 (df_note_bb_compute): Adjust. Likewise.
5788 (df_simulate_uses): Skip debug insns.
5789 (df_simulate_initialize_backwards): Likewise.
5790 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
5791 (subst_stack_regs_pat): Reject debug insns.
5792 (convert_regs_1): Handle debug insns.
5793 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
5794 (print-rtl.o): Depend on cselib.h.
5795 (cselib.o): Depend on TREE_PASS_H.
5796 (var-tracking.o): Depend on cselib.h and TARGET_H.
5797 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
5798 (init_ready_list): Skip boundary debug insns.
5799 (add_branch_dependences): Skip debug insns.
5800 (free_block_dependencies): Check for blocks with only debug insns.
5801 (compute_priorities): Likewise.
5802 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
5803 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
5805 (gimple_build_debug_bind_stat): New.
5806 (empty_body_p): Skip debug stmts.
5807 (gimple_has_side_effects): Likewise.
5808 (gimple_rhs_has_side_effects): Likewise.
5809 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
5810 (gimple_build_debug_bind_stat): Declare.
5811 (gimple_build_debug_bind): Define.
5812 (is_gimple_debug): New.
5813 (gimple_debug_bind_p): New.
5814 (gimple_debug_bind_get_var): New.
5815 (gimple_debug_bind_get_value): New.
5816 (gimple_debug_bind_get_value_ptr): New.
5817 (gimple_debug_bind_set_var): New.
5818 (gimple_debug_bind_set_value): New.
5819 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
5820 (gimple_debug_bind_reset_value): New.
5821 (gimple_debug_bind_has_value_p): New.
5822 (gsi_next_nondebug): New.
5823 (gsi_prev_nondebug): New.
5824 (gsi_start_nondebug_bb): New.
5825 (gsi_last_nondebug_bb): New.
5826 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
5827 (print_insn): Handle DEBUG_INSN.
5828 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
5829 of first insn prevail.
5830 (first_stmt): Skip debug stmts.
5831 (first_non_label_stmt): Likewise.
5832 (last_stmt): Likewise.
5833 (has_zero_uses_1): New.
5834 (single_imm_use_1): New.
5835 (verify_gimple_debug): New.
5836 (verify_types_in_gimple_stmt): Handle debug stmts.
5837 (verify_stmt): Likewise.
5838 (debug_loop_num): Skip debug stmts.
5839 (remove_edge_and_dominated_blocks): Remove dominators last.
5840 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
5841 (linearize_expr): Likewise.
5842 * config/i386/i386.c (ix86_delegitimize_address): Call
5843 default implementation.
5844 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
5845 (group_barrier_needed): Skip debug insns.
5846 (emit_insn_group_barriers): Likewise.
5847 (emit_all_insn_group_barriers): Likewise.
5848 (ia64_variable_issue): Handle debug insns.
5849 (ia64_dfa_new_cycle): Likewise.
5850 (final_emit_insn_group_barriers): Skip debug insns.
5851 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
5852 def cfa without frame.
5853 (process_set): Likewise.
5854 (process_for_unwind_directive): Pass frame on.
5855 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5856 (rs6000_delegitimize_address): New.
5857 (rs6000_debug_adjust_cost): Handle debug insns.
5858 (is_microcoded_insn): Likewise.
5859 (is_cracked_insn): Likewise.
5860 (is_nonpipeline_insn): Likewise.
5861 (insn_must_be_first_in_group): Likewise.
5862 (insn_must_be_last_in_group): Likewise.
5863 (force_new_group): Likewise.
5864 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
5865 contains only debug insns.
5866 (rtl_merge_blocks): Skip debug insns.
5867 (purge_dead_edges): Likewise.
5868 (rtl_block_ends_with_call_p): Skip debug insns.
5869 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
5870 (mark_reg_dependencies): Skip debug insns.
5871 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
5872 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
5873 * tree-ssa-threadedge.c
5874 (record_temporary_equivalences_from_stmts): Skip debug stmts.
5875 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
5876 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
5877 (copyprop_hardreg_forward_1): Handle debug insns.
5878 * reload1.c (reload): Skip debug insns. Replace unassigned
5879 pseudos in debug insns with their equivalences.
5880 (eliminate_regs_in_insn): Skip debug insns.
5881 (emit_input_reload_insns): Skip debug insns at first, adjust
5883 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
5884 (get_indirect_ref_operands): Pass opf_no_vops on.
5885 (get_expr_operands): Likewise. Skip debug stmts.
5886 (parse_ssa_operands): Scan debug insns with opf_no_vops.
5888 2009-09-01 Richard Henderson <rth@redhat.com>
5890 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
5891 stmt_ends_pp_p statements at least once.
5892 * tree-vrp.c (vrp_initialize): Likewise.
5893 (vrp_visit_stmt): Be prepared for non-interesting stmts.
5895 2009-09-01 Dodji Seketeli <dodji@redhat.com>
5898 Fix AIX bootstrap after PR debug/30161
5899 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
5900 that is a GNU extension.
5901 (tmpl_value_parm_die_table): Move the definition of this global
5902 outside #ifdef DWARF2_DEBUGGING_INFO region.
5904 2009-09-01 Richard Guenther <rguenther@suse.de>
5906 * tree.c (tree_expr_size): New function.
5907 * tree.h (tree_expr_size): Declare.
5908 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
5909 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
5910 * langhooks.c (lhd_expr_size): Remove.
5911 * langhooks.h (struct lang_hooks): Remove expr_size.
5912 * explow.c (expr_size): Use tree_expr_size.
5913 (int_expr_size): Likewise.
5914 * langhooks-def.h (lhd_expr_size): Remove.
5915 (LANG_HOOKS_EXPR_SIZE): Likewise.
5916 (LANG_HOOKS_INITIALIZER): Adjust.
5918 2009-09-01 Richard Guenther <rguenther@suse.de>
5920 * tree-flow.h (mark_addressable): Move declaration ...
5921 * tree.h (mark_addressable): ... here.
5922 * stmt.c (expand_asm_operands): Use mark_addressable, not
5923 lang_hooks.mark_addressable.
5924 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5925 LANG_HOOKS_MARK_ADDRESSABLE.
5926 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
5927 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
5929 2009-08-31 Chris Demetriou <cgd@google.com>
5931 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
5932 vectorize if not TARGET_SSE2.
5934 2009-08-31 DJ Delorie <dj@redhat.com>
5936 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
5937 registers if no coprocessor is enabled.
5939 2009-08-31 Dodji Seketeli <dodji@redhat.com>
5942 * cgraph.h (cgraph_get_node): Declare ...
5943 * cgraph.c (cgraph_get_node): ... new function.
5944 * dwarf2out.c (gen_generic_params_dies,
5945 generic_parameter_die, tree_add_const_value_attribute_for_decl,
5946 make_ith_pack_parameter_name,
5947 append_entry_to_tmpl_value_parm_die_table,
5948 gen_remaining_tmpl_value_param_die_attribute): New functions.
5949 (gen_subprogram_die): Generate debug info for template parameters
5950 if debug info level is higher than DINFO_LEVEL_TERSE.
5951 Use tree_add_const_value_attribute_for_decl instead of
5952 tree_add_const_value_attribute.
5953 (gen_const_die): Use tree_add_const_value_attribute_for_decl
5954 instead of tree_add_const_value_attribute.
5955 (gen_struct_or_union_type_die): Generate debug
5956 info for template parameters if debug info level is higher than
5958 (tree_add_const_value_attribute): Handle integral and pointer
5959 constants. Update comment.
5960 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
5961 (dwarf_attr_name): Support DW_AT_GNU_template_name.
5962 (reference_to_unused): Fix thinko. Remove redundant predicates from
5964 (tree_add_const_value_attribute): Make this work for constant
5966 tree_add_const_value_attribute_for_decl is to be used for variable
5968 (add_location_or_const_value_attribute): Use
5969 tree_add_const_value_attribute_for_decl now.
5970 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
5971 DW_TAG_template_value_param DIEs after function DIEs have been
5973 * langhooks.h (lang_hooks_for_types): Add
5974 get_argument_pack_elems.
5975 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
5976 (lang_hooks): Added get_innermost_generic_parms,
5977 get_innermost_generic_args.
5978 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
5979 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
5980 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
5981 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
5983 2009-08-31 DJ Delorie <dj@redhat.com>
5985 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
5986 it once we start generating the prologue or epilogue.
5987 (mep_call_saves_register): If the frame is locked, re-use
5989 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
5990 (mep_expand_prologue): Call it.
5991 (mep_expand_epilogue): Likewise.
5992 (mep_start_function): Use the same logic as mep_expand_prologue.
5993 (mep_pass_by_reference): Make logic more readable.
5994 (mep_return_in_memory): Zero-sized objects are passed in memory.
5995 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
5997 2009-08-31 Richard Guenther <rguenther@suse.de>
5999 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6000 to query if the memory regions for memmove overlap.
6001 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6002 asserts on pointers, instead deal with odd trees.
6003 (ptr_derefs_may_alias_p): Likewise.
6004 (refs_may_alias_p_1): Constructor bases also never alias.
6006 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6008 * doc/install.texi (Final install): Adjust reference on where to
6009 order printed manuals.
6011 2009-08-30 Olivier Hainque <hainque@adacore.com>
6013 * dwarf2out.c (switch_to_frame_table_section): Move
6014 definition prior to first use.
6016 2009-08-30 Richard Guenther <rguenther@suse.de>
6018 PR tree-optimization/41186
6019 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6020 (ao_ref_init_from_ptr_and_size): New function.
6021 (ref_maybe_used_by_call_p_1): Be more precise tracking
6022 used ranges for builtin functions.
6023 (ref_maybe_used_by_call_p): Adjust.
6024 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6025 ranges for builtin functions.
6026 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6028 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6031 * fwprop.c (get_reg_use_in): Delete.
6032 (free_load_extend): New function.
6033 (forward_propagate_subreg): Use it.
6035 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6037 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6039 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6042 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6045 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6047 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6048 fini or fini_array section.
6050 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6052 * graphite-dependences.c (graphite_legal_transform_bb): Call
6053 pbb_remove_duplicate_pdrs.
6054 * graphite-poly.c (can_collapse_pdr): Removed.
6055 (pdr_find_duplicate): Removed.
6056 (can_collapse_pdrs): New.
6057 (pbb_remove_duplicate_pdrs): New.
6058 (new_poly_dr): Do not look for duplicates.
6059 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6060 (PBB_PDR_DUPLICATES_REMOVED): New.
6061 (pbb_remove_duplicate_pdrs): Declared.
6063 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6065 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6066 the strides by multiplying by PDR_NB_REFS.
6067 * graphite-poly.c (can_collapse_pdr): New.
6068 (pdr_find_duplicate): New.
6069 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6070 Initialize PDR_NB_REFS.
6071 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6073 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6075 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6078 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6081 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6083 * graphite-dependences.c (pddr_original_scattering): Return NULL
6084 for read-read dependence relations.
6085 * graphite-poly.h (enum poly_dr_type): Fix comment.
6088 (pdr_may_write_p): New.
6090 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6092 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6093 (struct poly_dr): Same.
6094 (new_poly_dr): Same.
6095 * graphite-poly.c (new_poly_dr): Same.
6096 * graphite-dependences.c (dot_deps): Disable call to system.
6098 2009-08-28 Cary Coutant <ccoutant@google.com>
6101 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6102 struct/union/enum types local to a function.
6104 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6105 Sebastian Pop <sebastian.pop@amd.com>
6107 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6108 pbb_strip_mine_time_depth. Changed the implementation so that
6109 transformation is expressed as a transformation on
6110 time (scatttering) dimensions. Also, ensures that the 2d+1
6111 scheduling format is preserved.
6112 (pbb_strip_mine_profitable_p): Profitability is based on the
6113 iteration number of a given time (scattering) dimension,
6114 and not on a original loop depth dimension.
6115 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6116 (pbb_do_strip_mine): Call psct_dynamic_dim.
6117 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6118 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6119 (pbb_nb_dynamic_scattering_transform): New.
6120 (psct_dynamic_dim): New.
6122 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6124 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6125 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6126 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6127 * graphite-interchange.c (build_linearized_memory_access): Same.
6128 (memory_stride_in_loop): Same.
6130 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6132 * graphite-dependences.c (pddr_original_scattering): New.
6133 (graphite_legal_transform_dr): Call pddr_original_scattering.
6136 * graphite-dependences.h (dot_deps): Declared.
6137 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6138 (print_pdr): Print PDR_ID.
6139 * graphite-poly.h (struct poly_dr): Add field id.
6142 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6144 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6146 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6147 not delete the original dependence relation.
6149 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6151 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6152 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6153 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6154 (free_poly_ddr): New.
6155 (pddr_is_empty): New.
6156 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6157 (dependence_polyhedron): Same. Remove useless gcc_assert.
6159 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6160 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6161 * graphite-dependences.h (enum poly_dependence_kind): New.
6162 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6163 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6164 (PDRP_SINK): Renamed PDDR_SINK.
6165 (PDRP_DDP): Renamed PDDR_DDP.
6167 (free_poly_ddr): Declared.
6168 * graphite-poly.c (new_scop): Use the new hash function names.
6169 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6170 into original_pddrs.
6171 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6173 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6175 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6176 bounds with LT_EXPR to make niter analysis more precise on code
6177 generated by Graphite.
6179 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6181 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6182 (graphite_legal_transform_bb): Same.
6183 (poly_drs_may_alias_p): Same.
6185 2009-08-28 Richard Guenther <rguenther@suse.de>
6187 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6189 2009-08-28 Jan Beulich <jbeulich@novell.com>
6191 * config/i386/netware.c: Include langhooks.h.
6192 (i386_nlm_encode_section_info): Simplify.
6193 (netware_override_options): Delete.
6194 * config/i386/netware.h (netware_override_options): Delete
6196 (OVERRIDE_OPTIONS): Delete definition.
6197 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6198 (ASM_COMMENT_START): Define.
6199 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6201 2009-08-28 Jan Beulich <jbeulich@novell.com>
6203 * configure.ac: For in-tree ld, do a plain version check to
6204 determine whether comdat groups are supported.
6205 * configure: Regenerate.
6207 2009-08-28 Olivier Hainque <hainque@adacore.com>
6209 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6210 always defined. Reflect definition or absence of such for
6211 COLLECT_EXPORT_LIST. Readability helper.
6212 (scanfilter): New enum, to help control what symbols
6213 are to be considered or ignored by scan_prog_file.
6214 (enum pass): Rename as "scanpass", moved together with scanfilter
6215 prior to scan_prog_file's prototype.
6216 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6217 Group prototype with the scanpass/scanfilter definitions, factorize
6218 head comments for the several implementations at the prototype.
6219 (main): Reorganize the first pass link control to let AIX
6220 drag only the needed frame tables in executables. Prevent
6221 frame tables collection during the scan aimed at static ctors.
6222 Pre-link and scan for frame tables later to compensate.
6223 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6224 A C statement to issue assembly directives that create a reference
6225 to the given DWARF table identifier label from the current function
6227 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6228 to differentiate first time section entry. Only emit a .data
6229 tables start identifier label the first time around.
6230 (switch_to_frame_table_section): New function. Helper for
6231 output_call_frame_info to switch possibly BACK into the eh_frame
6232 or the debug_frame section depending on FOR_EH.
6233 (output_call_frame_info): Use helper to first enter the proper
6235 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6236 emit a link to the frame table start label from each function
6238 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6239 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6240 * config/rs6000/rs6000-protos.h: Declare it.
6241 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6243 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6245 * config/sh/sh.c (split_branches): Check the result of
6248 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6250 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6251 using -pthread -fopenmp
6253 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6255 * doc/service.texi (service directory): Update URL.
6257 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6259 PR rtl-optimization/40861
6260 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6261 extract word from a multi-word subreg for negative byte positions.
6263 2009-08-27 Tristan Gingold <gingold@adacore.com>
6264 Douglas B Rupp <rupp@gnat.com>
6266 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6267 (SECTION_VMS_OVERLAY): Define.
6268 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6270 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6272 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6273 common_object declarations.
6274 (ia64_section_type_flags): Set section flag for common_object.
6275 * config/ia64/ia64-protos.h
6276 (ia64_vms_output_aligned_decl_common): Declare.
6277 (ia64_vms_elf_asm_named_section): Declare.
6279 2009-08-27 Michael Matz <matz@suse.de>
6281 * expr.c (expand_expr_real_2): New function taking exploded
6282 unary or binary expression, split out from ...
6283 (expand_expr_real_1): ... here. Move over all unary/binary
6284 switch parts to above function, in particular these codes:
6285 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6286 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6287 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6288 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6289 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6290 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6291 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6292 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6293 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6294 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6295 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6296 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6297 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6298 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6299 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6300 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6301 VEC_PACK_FIX_TRUNC_EXPR.
6302 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6305 2009-08-27 Richard Guenther <rguenther@suse.de>
6307 * gengtype.c (main): Handle uint64_t.
6308 * ipa-utils.c (get_base_var): Indent properly.
6309 * tree-ssa-live.c (debug_scope_block): New function.
6310 * tree-flow.h (debug_scope_block): Declare.
6311 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6312 * basic-block.h (enum profile_status): Rename to
6313 enum profile_status_d.
6314 (x_profile_status): Adjust type.
6316 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6319 * dwarf2out.c (get_context_die): Declare this static function.
6320 (gen_type_die_with_usage): Make sure a DIE is a generated for
6321 the context of a typedef.
6323 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6325 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6328 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6330 * config/mips/mips-protos.h (mips_output_sync): Declare.
6331 (mips_sync_loop_insns): Likewise.
6332 (mips_output_sync_loop): Replace first two parameters with an rtx.
6333 * config/mips/mips.c (mips_multi_member): New structure.
6334 (mips_multi_members): New variable.
6335 (mips_multi_start): New function.
6336 (mips_multi_add): Likewise.
6337 (mips_multi_add_insn): Likewise.
6338 (mips_multi_add_label): Likewise.
6339 (mips_multi_last_index): Likewise.
6340 (mips_multi_copy_insn): Likewise.
6341 (mips_multi_set_operand): Likewise.
6342 (mips_multi_write): Likewise.
6343 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6344 (mips_init_print_operand_punct): Update accordingly.
6345 (mips_start_ll_sc_sync_block): New function.
6346 (mips_end_ll_sc_sync_block): Likewise.
6347 (mips_output_sync): Likewise.
6348 (mips_sync_insn1_template): Likewise.
6349 (mips_sync_insn2_template): Likewise.
6350 (mips_get_sync_operand): Likewise.
6351 (mips_process_sync_loop): Likewise.
6352 (mips_output_sync_loop): Use mips_process_sync_loop.
6353 (mips_sync_loop_insns): New function.
6354 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6355 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6356 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6357 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6358 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6359 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6360 (MIPS_SYNC_OLD_OP_12): Likewise.
6361 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6362 (MIPS_SYNC_NEW_OP_12): Likewise.
6363 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6364 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6365 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6366 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6367 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6368 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6369 * config/mips/mips.md (sync_mem): New attribute.
6370 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6371 (sync_exclusive_mask, sync_required_oldval): Likewise.
6372 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6373 (sync_release_barrier): Likewise.
6374 (length): Handle sync loops.
6375 (sync): Use mips_output_sync.
6376 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6377 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6378 and use mips_output_sync_loop.
6379 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6380 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6381 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6382 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6383 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6384 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6385 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6386 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6387 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6389 2009-08-26 Richard Guenther <rguenther@suse.de>
6392 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6393 the types to not match.
6394 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6396 * tree-ssa.c (useless_type_conversion_p): Conversions to
6397 pointers to unprototyped functions are useless.
6399 2009-08-26 Richard Guenther <rguenther@suse.de>
6401 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6402 whole-program condition, prepare to be called for non-globals.
6403 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6404 params build a representative with known type and track its fields.
6406 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6408 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6409 clearing by a taken branch.
6410 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6411 effectively after bbro pass.
6412 (sync_nand<mode>): Ditto.
6413 (sync_old_<fetchop_name><mode>): Ditto.
6414 (sync_old_nand<mode>): Ditto.
6415 (sync_new_<fetchop_name><mode>): Dito.
6416 (sync_new_nand<mode>): Ditto.
6417 (sync_compare_and_swap<mode>_1): Ditto.
6418 (*sync_compare_and_swap<mode>): Ditto.
6419 (sync_lock_test_and_set<mode>_1): Ditto.
6420 ("sync_lock_test_and_set<mode>): Ditto.
6422 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6424 * hwint.h (HOST_LONG_FORMAT): New macro
6425 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6426 Use HOST_PTR_PRINTF.
6427 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6428 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6429 (HOST_PTR_PRINTF): Document.
6431 2009-08-25 Jan Hubicka <jh@suse.cz>
6433 * config/i386/bmmintrin.h: Replace by #error.
6436 Michael Meissner <michael.meissner@amd.com>
6437 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6438 Tony Linthicum <tony.linthicum@amd.com>
6440 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6441 (TARGET_ROUND): New macro for the round/ptest instructions which
6442 are shared between SSE4.1 and SSE5.
6443 (OPTION_MASK_ISA_ROUND): Ditto.
6444 (OPTION_ISA_ROUND): Ditto.
6445 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6446 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6448 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6449 (-mfused-madd): New switch to give users control over whether the
6450 compiler optimizes to use the multiply/add SSE5 instructions.
6452 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6453 (ix86_handle_option): Turn off 3dnow if -msse5.
6454 (override_options): Add SSE5 support.
6455 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6457 (ix86_expand_sse_movcc): Add SSE5 support.
6458 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6459 vector type to the next largest size.
6460 (ix86_expand_sse5_pack): New function to use pperm to pack a
6461 vector type to the next smallest size.
6462 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6463 (IX86_BUILTIN_FMADDSD): Ditto.
6464 (IX86_BUILTIN_FMADDPS): Ditto.
6465 (IX86_BUILTIN_FMADDPD): Ditto.
6466 (IX86_BUILTIN_FMSUBSS): Ditto.
6467 (IX86_BUILTIN_FMSUBSD): Ditto.
6468 (IX86_BUILTIN_FMSUBPS): Ditto.
6469 (IX86_BUILTIN_FMSUBPD): Ditto.
6470 (IX86_BUILTIN_FNMADDSS): Ditto.
6471 (IX86_BUILTIN_FNMADDSD): Ditto.
6472 (IX86_BUILTIN_FNMADDPS): Ditto.
6473 (IX86_BUILTIN_FNMADDPD): Ditto.
6474 (IX86_BUILTIN_FNMSUBSS): Ditto.
6475 (IX86_BUILTIN_FNMSUBSD): Ditto.
6476 (IX86_BUILTIN_FNMSUBPS): Ditto.
6477 (IX86_BUILTIN_FNMSUBPD): Ditto.
6478 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6479 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6480 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6481 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6482 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6483 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6484 (IX86_BUILTIN_PPERM): Ditto.
6485 (IX86_BUILTIN_PERMPS): Ditto.
6486 (IX86_BUILTIN_PERMPD): Ditto.
6487 (IX86_BUILTIN_PMACSSWW): Ditto.
6488 (IX86_BUILTIN_PMACSWW): Ditto.
6489 (IX86_BUILTIN_PMACSSWD): Ditto.
6490 (IX86_BUILTIN_PMACSWD): Ditto.
6491 (IX86_BUILTIN_PMACSSDD): Ditto.
6492 (IX86_BUILTIN_PMACSDD): Ditto.
6493 (IX86_BUILTIN_PMACSSDQL): Ditto.
6494 (IX86_BUILTIN_PMACSSDQH): Ditto.
6495 (IX86_BUILTIN_PMACSDQL): Ditto.
6496 (IX86_BUILTIN_PMACSDQH): Ditto.
6497 (IX86_BUILTIN_PMADCSSWD): Ditto.
6498 (IX86_BUILTIN_PMADCSWD): Ditto.
6499 (IX86_BUILTIN_PHADDBW): Ditto.
6500 (IX86_BUILTIN_PHADDBD): Ditto.
6501 (IX86_BUILTIN_PHADDBQ): Ditto.
6502 (IX86_BUILTIN_PHADDWD): Ditto.
6503 (IX86_BUILTIN_PHADDWQ): Ditto.
6504 (IX86_BUILTIN_PHADDDQ): Ditto.
6505 (IX86_BUILTIN_PHADDUBW): Ditto.
6506 (IX86_BUILTIN_PHADDUBD): Ditto.
6507 (IX86_BUILTIN_PHADDUBQ): Ditto.
6508 (IX86_BUILTIN_PHADDUWD): Ditto.
6509 (IX86_BUILTIN_PHADDUWQ): Ditto.
6510 (IX86_BUILTIN_PHADDUDQ): Ditto.
6511 (IX86_BUILTIN_PHSUBBW): Ditto.
6512 (IX86_BUILTIN_PHSUBWD): Ditto.
6513 (IX86_BUILTIN_PHSUBDQ): Ditto.
6514 (IX86_BUILTIN_PROTB): Ditto.
6515 (IX86_BUILTIN_PROTW): Ditto.
6516 (IX86_BUILTIN_PROTD): Ditto.
6517 (IX86_BUILTIN_PROTQ): Ditto.
6518 (IX86_BUILTIN_PROTB_IMM): Ditto.
6519 (IX86_BUILTIN_PROTW_IMM): Ditto.
6520 (IX86_BUILTIN_PROTD_IMM): Ditto.
6521 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6522 (IX86_BUILTIN_PSHLB): Ditto.
6523 (IX86_BUILTIN_PSHLW): Ditto.
6524 (IX86_BUILTIN_PSHLD): Ditto.
6525 (IX86_BUILTIN_PSHLQ): Ditto.
6526 (IX86_BUILTIN_PSHAB): Ditto.
6527 (IX86_BUILTIN_PSHAW): Ditto.
6528 (IX86_BUILTIN_PSHAD): Ditto.
6529 (IX86_BUILTIN_PSHAQ): Ditto.
6530 (IX86_BUILTIN_FRCZSS): Ditto.
6531 (IX86_BUILTIN_FRCZSD): Ditto.
6532 (IX86_BUILTIN_FRCZPS): Ditto.
6533 (IX86_BUILTIN_FRCZPD): Ditto.
6534 (IX86_BUILTIN_CVTPH2PS): Ditto.
6535 (IX86_BUILTIN_CVTPS2PH): Ditto.
6536 (IX86_BUILTIN_COMEQSS): Ditto.
6537 (IX86_BUILTIN_COMNESS): Ditto.
6538 (IX86_BUILTIN_COMLTSS): Ditto.
6539 (IX86_BUILTIN_COMLESS): Ditto.
6540 (IX86_BUILTIN_COMGTSS): Ditto.
6541 (IX86_BUILTIN_COMGESS): Ditto.
6542 (IX86_BUILTIN_COMUEQSS): Ditto.
6543 (IX86_BUILTIN_COMUNESS): Ditto.
6544 (IX86_BUILTIN_COMULTSS): Ditto.
6545 (IX86_BUILTIN_COMULESS): Ditto.
6546 (IX86_BUILTIN_COMUGTSS): Ditto.
6547 (IX86_BUILTIN_COMUGESS): Ditto.
6548 (IX86_BUILTIN_COMORDSS): Ditto.
6549 (IX86_BUILTIN_COMUNORDSS): Ditto.
6550 (IX86_BUILTIN_COMFALSESS): Ditto.
6551 (IX86_BUILTIN_COMTRUESS): Ditto.
6552 (IX86_BUILTIN_COMEQSD): Ditto.
6553 (IX86_BUILTIN_COMNESD): Ditto.
6554 (IX86_BUILTIN_COMLTSD): Ditto.
6555 (IX86_BUILTIN_COMLESD): Ditto.
6556 (IX86_BUILTIN_COMGTSD): Ditto.
6557 (IX86_BUILTIN_COMGESD): Ditto.
6558 (IX86_BUILTIN_COMUEQSD): Ditto.
6559 (IX86_BUILTIN_COMUNESD): Ditto.
6560 (IX86_BUILTIN_COMULTSD): Ditto.
6561 (IX86_BUILTIN_COMULESD): Ditto.
6562 (IX86_BUILTIN_COMUGTSD): Ditto.
6563 (IX86_BUILTIN_COMUGESD): Ditto.
6564 (IX86_BUILTIN_COMORDSD): Ditto.
6565 (IX86_BUILTIN_COMUNORDSD): Ditto.
6566 (IX86_BUILTIN_COMFALSESD): Ditto.
6567 (IX86_BUILTIN_COMTRUESD): Ditto.
6568 (IX86_BUILTIN_COMEQPS): Ditto.
6569 (IX86_BUILTIN_COMNEPS): Ditto.
6570 (IX86_BUILTIN_COMLTPS): Ditto.
6571 (IX86_BUILTIN_COMLEPS): Ditto.
6572 (IX86_BUILTIN_COMGTPS): Ditto.
6573 (IX86_BUILTIN_COMGEPS): Ditto.
6574 (IX86_BUILTIN_COMUEQPS): Ditto.
6575 (IX86_BUILTIN_COMUNEPS): Ditto.
6576 (IX86_BUILTIN_COMULTPS): Ditto.
6577 (IX86_BUILTIN_COMULEPS): Ditto.
6578 (IX86_BUILTIN_COMUGTPS): Ditto.
6579 (IX86_BUILTIN_COMUGEPS): Ditto.
6580 (IX86_BUILTIN_COMORDPS): Ditto.
6581 (IX86_BUILTIN_COMUNORDPS): Ditto.
6582 (IX86_BUILTIN_COMFALSEPS): Ditto.
6583 (IX86_BUILTIN_COMTRUEPS): Ditto.
6584 (IX86_BUILTIN_COMEQPD): Ditto.
6585 (IX86_BUILTIN_COMNEPD): Ditto.
6586 (IX86_BUILTIN_COMLTPD): Ditto.
6587 (IX86_BUILTIN_COMLEPD): Ditto.
6588 (IX86_BUILTIN_COMGTPD): Ditto.
6589 (IX86_BUILTIN_COMGEPD): Ditto.
6590 (IX86_BUILTIN_COMUEQPD): Ditto.
6591 (IX86_BUILTIN_COMUNEPD): Ditto.
6592 (IX86_BUILTIN_COMULTPD): Ditto.
6593 (IX86_BUILTIN_COMULEPD): Ditto.
6594 (IX86_BUILTIN_COMUGTPD): Ditto.
6595 (IX86_BUILTIN_COMUGEPD): Ditto.
6596 (IX86_BUILTIN_COMORDPD): Ditto.
6597 (IX86_BUILTIN_COMUNORDPD): Ditto.
6598 (IX86_BUILTIN_COMFALSEPD): Ditto.
6599 (IX86_BUILTIN_COMTRUEPD): Ditto.
6600 (IX86_BUILTIN_PCOMEQUB): Ditto.
6601 (IX86_BUILTIN_PCOMNEUB): Ditto.
6602 (IX86_BUILTIN_PCOMLTUB): Ditto.
6603 (IX86_BUILTIN_PCOMLEUB): Ditto.
6604 (IX86_BUILTIN_PCOMGTUB): Ditto.
6605 (IX86_BUILTIN_PCOMGEUB): Ditto.
6606 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6607 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6608 (IX86_BUILTIN_PCOMEQUW): Ditto.
6609 (IX86_BUILTIN_PCOMNEUW): Ditto.
6610 (IX86_BUILTIN_PCOMLTUW): Ditto.
6611 (IX86_BUILTIN_PCOMLEUW): Ditto.
6612 (IX86_BUILTIN_PCOMGTUW): Ditto.
6613 (IX86_BUILTIN_PCOMGEUW): Ditto.
6614 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6615 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6616 (IX86_BUILTIN_PCOMEQUD): Ditto.
6617 (IX86_BUILTIN_PCOMNEUD): Ditto.
6618 (IX86_BUILTIN_PCOMLTUD): Ditto.
6619 (IX86_BUILTIN_PCOMLEUD): Ditto.
6620 (IX86_BUILTIN_PCOMGTUD): Ditto.
6621 (IX86_BUILTIN_PCOMGEUD): Ditto.
6622 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6623 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6624 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6625 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6626 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6627 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6628 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6629 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6630 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6631 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6632 (IX86_BUILTIN_PCOMEQB): Ditto.
6633 (IX86_BUILTIN_PCOMNEB): Ditto.
6634 (IX86_BUILTIN_PCOMLTB): Ditto.
6635 (IX86_BUILTIN_PCOMLEB): Ditto.
6636 (IX86_BUILTIN_PCOMGTB): Ditto.
6637 (IX86_BUILTIN_PCOMGEB): Ditto.
6638 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6639 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6640 (IX86_BUILTIN_PCOMEQW): Ditto.
6641 (IX86_BUILTIN_PCOMNEW): Ditto.
6642 (IX86_BUILTIN_PCOMLTW): Ditto.
6643 (IX86_BUILTIN_PCOMLEW): Ditto.
6644 (IX86_BUILTIN_PCOMGTW): Ditto.
6645 (IX86_BUILTIN_PCOMGEW): Ditto.
6646 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6647 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6648 (IX86_BUILTIN_PCOMEQD): Ditto.
6649 (IX86_BUILTIN_PCOMNED): Ditto.
6650 (IX86_BUILTIN_PCOMLTD): Ditto.
6651 (IX86_BUILTIN_PCOMLED): Ditto.
6652 (IX86_BUILTIN_PCOMGTD): Ditto.
6653 (IX86_BUILTIN_PCOMGED): Ditto.
6654 (IX86_BUILTIN_PCOMFALSED): Ditto.
6655 (IX86_BUILTIN_PCOMTRUED): Ditto.
6656 (IX86_BUILTIN_PCOMEQQ): Ditto.
6657 (IX86_BUILTIN_PCOMNEQ): Ditto.
6658 (IX86_BUILTIN_PCOMLTQ): Ditto.
6659 (IX86_BUILTIN_PCOMLEQ): Ditto.
6660 (IX86_BUILTIN_PCOMGTQ): Ditto.
6661 (IX86_BUILTIN_PCOMGEQ): Ditto.
6662 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6663 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6664 (enum multi_arg_type): New enum for describing the various SSE5
6665 intrinsic argument types.
6666 (bdesc_multi_arg): New table for SSE5 intrinsics.
6667 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6668 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6670 (ix86_expand_builtin): Add SSE5 intrinsic support.
6671 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6672 operand instructions.
6673 (ix86_expand_sse5_multiple_memory): New function to split the
6674 second memory reference from SSE5 instructions.
6675 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6676 (ix86_return_pops_args): Use stdarg_p to determine if the function
6677 has variable arguments.
6678 (ix86_setup_incoming_varargs): Ditto.
6679 (x86_this_parameter): Ditto.
6681 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6683 (ix86_expand_sse5_pack): Ditto.
6684 (ix86_sse5_valid_op_p): Ditto.
6685 (ix86_expand_sse5_multiple_memory): Ditto.
6687 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6688 constant for SSE5 support.
6689 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6690 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6691 (UNSPEC_SSE5_PERMUTE): Ditto.
6692 (UNSPEC_SSE5_ASHIFT): Ditto.
6693 (UNSPEC_SSE5_LSHIFT): Ditto.
6694 (UNSPEC_FRCZ): Ditto.
6695 (UNSPEC_CVTPH2PS): Ditto.
6696 (UNSPEC_CVTPS2PH): Ditto.
6697 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6699 (COM_FALSE_S): Ditto.
6700 (COM_FALSE_P): Ditto.
6701 (COM_TRUE_S): Ditto.
6702 (COM_TRUE_P): Ditto.
6703 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6704 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6706 (memory attribute): Ditto.
6707 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6708 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6709 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6710 (floor<mode>2): Ditto.
6711 (ceil<mode>2): Ditto.
6712 (btrunc<mode>2): Ditto.
6713 (nearbyintdf2): Ditto.
6714 (nearbyintsf2): Ditto.
6715 (sse_setccsf): Disable if SSE5.
6716 (sse_setccdf): Ditto.
6717 (sse5_setcc<mode>): New support for SSE5 conditional move.
6718 (sse5_pcmov_<mode>): Ditto.
6720 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6722 (SSEMODEF2P): Ditto.
6723 (ssemodesuffixf4): New mode attribute for SSE5.
6724 (ssemodesuffixf2s): Ditto.
6725 (ssemodesuffixf2c): Ditto.
6726 (sserotatemax): Ditto.
6727 (ssescalarmode): Ditto.
6728 (sse_maskcmpv4sf3): Disable if SSE5.
6729 (sse_maskcmpv2df3): Ditto.
6730 (sse_vmmaskcmpv4sf3): Ditto.
6731 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6732 (sse5_vmfmadd<mode>4): Ditto.
6733 (sse5_fmsub<mode>4): Ditto.
6734 (sse5_vmfmsub<mode>4): Ditto.
6735 (sse5_fnmadd<mode>4): Ditto.
6736 (sse5_vmfnmadd<mode>4): Ditto.
6737 (sse5_fnmsub<mode>4): Ditto.
6738 (sse5_vmfnmsub<mode>4): Ditto.
6739 (sse5i_fmadd<mode>4): Ditto.
6740 (sse5i_fmsub<mode>4): Ditto.
6741 (sse5i_fnmadd<mode>4): Ditto.
6742 (sse5i_fnmsub<mode>4): Ditto.
6743 (sse5i_vmfmadd<mode>4): Ditto.
6744 (sse5i_vmfmsub<mode>4): Ditto.
6745 (sse5i_vmfnmadd<mode>4): Ditto.
6746 (sse5i_vmfnmsub<mode>4): Ditto.
6747 (mulv16qi3): Add SSE5 support.
6749 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6750 (sse2_mulv4si3): Disable if SSE5.
6751 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6752 (sse4_1_roundps): Ditto.
6753 (sse4_1_roundsd): Ditto.
6754 (sse4_1_roundss): Ditto.
6755 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6757 (sse_maskcmpsf3): Ditto.
6758 (sse_vmmaskcmpv4sf3): Ditto.
6759 (sse2_maskcmpv2df3): Ditto.
6760 (sse2_maskcmpdf3): Ditto.
6761 (sse2_vmmaskcmpv2df3): Ditto.
6762 (sse2_eq<mode>3): Ditto.
6763 (sse2_gt<mode>3): Ditto.
6764 (sse5_pcmov_<mode>): Add SSE5 support.
6765 (vec_unpacku_hi_v16qi): Ditto.
6766 (vec_unpacks_hi_v16qi): Ditto.
6767 (vec_unpacku_lo_v16qi): Ditto.
6768 (vec_unpacks_lo_v16qi): Ditto.
6769 (vec_unpacku_hi_v8hi): Ditto.
6770 (vec_unpacks_hi_v8hi): Ditto.
6771 (vec_unpacku_lo_v8hi): Ditto.
6772 (vec_unpacks_lo_v8hi): Ditto.
6773 (vec_unpacku_hi_v4si): Ditto.
6774 (vec_unpacks_hi_v4si): Ditto.
6775 (vec_unpacku_lo_v4si): Ditto.
6776 (vec_unpacks_lo_v4si): Ditto.
6777 (sse5_pmacsww): New SSE5 intrinsic insn.
6778 (sse5_pmacssww): Ditto.
6779 (sse5_pmacsdd): Ditto.
6780 (sse5_pmacssdd): Ditto.
6781 (sse5_pmacssdql): Ditto.
6782 (sse5_pmacssdqh): Ditto.
6783 (sse5_pmacsdqh): Ditto.
6784 (sse5_pmacsswd): Ditto.
6785 (sse5_pmacswd): Ditto.
6786 (sse5_pmadcsswd): Ditto.
6787 (sse5_pmadcswd): Ditto.
6788 (sse5_pcmov_<move>): Conditional move support on SSE5.
6789 (sse5_phaddbw): New SSE5 intrinsic insn.
6790 (sse5_phaddbd): Ditto.
6791 (sse5_phaddbq): Ditto.
6792 (sse5_phaddwd): Ditto.
6793 (sse5_phaddwq): Ditto.
6794 (sse5_phadddq): Ditto.
6795 (sse5_phaddubw): Ditto.
6796 (sse5_phaddubd): Ditto.
6797 (sse5_phaddubq): Ditto.
6798 (sse5_phadduwd): Ditto.
6799 (sse5_phadduwq): Ditto.
6800 (sse5_phaddudq): Ditto.
6801 (sse5_phsubbw): Ditto.
6802 (sse5_phsubwd): Ditto.
6803 (sse5_phsubdq): Ditto.
6804 (sse5_pperm): Ditto.
6805 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6806 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6807 (sse5_pperm_sign_v8hi_v4si): Ditto.
6808 (sse5_pperm_zero_v8hi_v4si): Ditto.
6809 (sse5_pperm_sign_v4si_v2di): Ditto.
6810 (sse5_pperm_sign_v4si_v2di): Ditto.
6811 (sse5_pperm_pack_v2di_v4si): Ditto.
6812 (sse5_pperm_pack_v4si_v8hi): Ditto.
6813 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6814 (sse5_perm<mode>): New SSE5 intrinsic insn.
6815 (rotl<mode>3): Ditto.
6816 (sse5_rotl<mode>3): Ditto.
6817 (sse5_ashl<mode>3): Ditto.
6818 (sse5_lshl<mode>3): Ditto.
6819 (sse5_frcz<mode>2): Ditto.
6820 (sse5s_frcz<mode>2): Ditto.
6821 (sse5_cvtph2ps): Ditto.
6822 (sse5_cvtps2ph): Ditto.
6823 (sse5_vmmaskcmp<mode>3): Ditto.
6824 (sse5_com_tf<mode>3): Ditto.
6825 (sse5_maskcmp<mode>3): Ditto.
6826 (sse5_maskcmp_uns<mode>3): Ditto.
6827 (sse5_maskcmp_uns2<mode>3): Ditto.
6828 (sse5_pcom_tf<mode>3): Ditto.
6830 * config/i386/predicates.md (sse5_comparison_float_operator):
6831 New predicate to match the comparison operators supported by
6832 the SSE5 com instruction.
6833 (ix86_comparison_int_operator): New predicate to match just the
6834 signed int comparisons.
6835 (ix86_comparison_uns_operator): New predicate to match just the
6836 unsigned int comparisons.
6838 * doc/invoke.texi (-msse5): Add documentation.
6839 (-mfused-madd): Ditto.
6841 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6843 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6845 (x86_64-*-*): Ditto.
6847 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6849 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6850 intrinisics for SSE5.
6852 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6855 * config/i386/mmintrin-common.h: New file, to contain common
6856 instructions between SSE4.1 and SSE5.
6858 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6859 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6860 (gen_regparm_prefix): Ditto.
6862 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6863 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6864 prototype_p to determine if a function is prototyped.
6866 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
6868 * c-common.c (c_common_reswords) add the alignof keyword,
6869 with same RID as __alignof and __alignof__
6871 2009-08-25 Anatoly Sokolov <aesok@post.ru>
6873 * hooks.h (hook_bool_const_int_const_int_true): Declare.
6874 * hooks.c (hook_bool_const_int_const_int_true): New function.
6875 * target.h (struct gcc_target): Add can_eliminate field.
6876 * target-def.h (TARGET_CAN_ELIMINATE): Define.
6877 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
6878 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
6879 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
6880 (elim_table): Revise comment.
6881 * system.h (CAN_ELIMINATE): Poison.
6882 * defaults.h (CAN_ELIMINATE): Remove.
6883 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
6885 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
6886 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
6888 (alpha_vms_can_eliminate): Declare as static, change return type to
6890 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
6892 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
6893 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
6894 (arm_can_eliminate): New function.
6896 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
6897 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
6898 (avr_can_eliminate): Declare as static.
6899 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
6901 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
6902 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
6903 (bfin_can_eliminate): New function.
6905 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
6906 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
6907 (crx_can_eliminate): New function.
6909 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
6910 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
6911 (fr30_can_eliminate): New function.
6913 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
6914 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
6915 (frv_can_eliminate): New function.
6917 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
6918 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
6919 (h8300_can_eliminate): New function.
6921 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
6922 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
6923 (i386_can_eliminate): Declare as static, change return type to bool.
6924 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
6926 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
6927 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
6928 (ia64_can_eliminate): New function.
6930 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
6931 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
6932 (iq2000_can_eliminate): New function.
6934 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
6935 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
6936 (m32r_can_eliminate): New function.
6938 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
6939 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
6940 (m68hc11_can_eliminate): New function.
6942 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
6943 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
6944 (m68k_can_eliminate): New function.
6946 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
6947 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
6948 (mep_can_eliminate): New function.
6950 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
6951 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
6952 (mips_can_eliminate): New function.
6954 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
6955 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
6956 (rs6000_can_eliminate): New function.
6958 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
6959 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
6960 (s390_can_eliminate): Declare as static.
6961 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
6963 * config/score/score.h (CAN_ELIMINATE): Remove macro.
6964 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
6965 (score_can_eliminate): New function.
6967 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
6968 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
6969 (sparc_can_eliminate): Declare as static.
6970 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
6972 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
6973 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
6974 (xstormy16_can_eliminate): New function.
6976 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
6977 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
6978 (v850_can_eliminate): New function.
6980 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
6982 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
6983 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
6984 (*movdfcc_ext[1234]): Disable for IEEE mode.
6986 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
6988 * gimplify.c (prepare_gimple_addressable): New static function.
6989 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
6991 (gimplify_addr_expr): Invoke it similarly on the operand instead of
6992 manually fiddling with it.
6994 2009-08-25 Michael Matz <matz@suse.de>
6996 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
6997 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
6999 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
7000 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
7001 (do_jump): Split out code for simple binary comparisons into ...
7002 (do_jump_1): ... this, taking the individual operands and code.
7003 Change callers to helper function above accordingly.
7004 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7007 2009-08-25 Michael Matz <matz@suse.de>
7009 * expr.h (struct separate_ops, sepops): New type for passing
7010 around an exploded simple expression.
7011 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7012 Use this structure instead of expression tree.
7013 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7014 expression, only its type.
7015 (expand_vec_cond_expr): Take type and individual operands instead
7017 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7018 expand_vec_shift_expr): Change prototype accordingly.
7019 * tree-vect-stmts.c (vectorizable_condition): Change call of
7020 expand_vec_cond_expr_p to pass only type.
7021 * expr.c (do_store_flags): Change prototype and implementation
7022 to take an exploded expression.
7023 (expand_expr_real_1): New local ops initialized with details
7024 of the full expression. Use it instead of full
7025 expression in calls to do_store_flags, expand_vec_cond_expr,
7026 expand_widen_pattern_expr and expand_vec_shift_expr.
7028 2009-08-25 Michael Matz <matz@suse.de>
7030 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7031 treeop2 initialized with first three operands of the full expression.
7032 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7034 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7036 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7037 (__gthread_objc_condition_allocate): Mark arguments as unused.
7038 (__gthread_objc_condition_deallocate): Likewise.
7039 (__gthread_objc_condition_wait): Likewise.
7040 (__gthread_objc_condition_broadcast): Likewise.
7041 (__gthread_objc_condition_signal): Likewise.
7042 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7043 (__gthread_objc_thread_id): Likewise.
7045 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7048 * tree-pretty-print.c (print_call_name): Print the correct call name
7049 for procedure pointer components.
7051 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7053 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7054 default_promote_function_mode when not VMS.
7056 2009-08-24 Olivier Hainque <hainque@adacore.com>
7058 * convert.c (convert_to_integer): Don't assume an input pointer is
7059 POINTER_SIZE wide. Fetch from the type instead.
7061 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7063 * configure.ac (AC_PREREQ): Bump to 2.64.
7065 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7067 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7068 (process_command): Don't search standard_exec_prefix_1 and
7069 standard_exec_prefix_2.
7071 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7073 * config/arm/arm.c (output_return_instruction): Handle for
7076 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7078 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7080 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7082 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7083 (*arm_movdf_vfp): Likewise.
7085 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7087 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7088 (vashr<mode>3): Rename from ashr<mode>3.
7089 (vlshr<mode>3): Rename from lshr<mode>3.
7091 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7094 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7095 (check_format_info_main): Use scalar_identify_flag.
7096 (check_format_types): Check for scalar size identity if
7097 scalar_identify_flag is set.
7098 (printf_length_specs): Extend by new field.
7099 (asm_fprintf_length_specs): Likewise.
7100 (gcc_diag_length_specs): Likewise.
7101 (scanf_length_specs): Likewise.
7102 (strfmon_length_specs): Likewise.
7103 (gcc_gfc_length_specs): Likewise.
7104 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7105 (ms_printf_flag_specs): Likewise.
7106 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7108 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7111 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7112 (*call_value_pop_1): Ditto.
7113 (*sibcall_pop_1): New insn pattern.
7114 (*sibcall_value_pop_1): Ditto.
7116 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7119 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7122 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7125 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7126 (get_reg_use_in): New function.
7127 (forward_propagate_subreg): Propagate through subreg of zero_extend
7130 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7132 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7133 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7135 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7137 * configure.ac: Remove --with-datarootdir, --with-docdir,
7138 --with-htmldir switches. No need to call AC_SUBST for
7139 datarootdir, docdir, htmldir any more.
7140 * configure: Regenerate.
7141 * doc/install.texi (Configuration): Document --datarootdir,
7142 --docdir, --htmldir, --pdfdir; update documentation for
7143 --infodir, --mandir.
7144 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7147 * aclocal.m4: Regenerate.
7148 * config.in: Regenerate.
7149 * configure: Regenerate.
7151 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7152 Olivier Hainque <hainque@adacore.com>
7154 * config/ia64/ia64.c: Include libfuncs.h.
7155 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7156 (ia64_expand_call): Use reg 25 on VMS.
7157 (ia64_initialize_trampoline): Fix for VMS ABI.
7158 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7159 (ia64_function_arg): Initialize reg 25 on VMS.
7160 Fix OpenVMS ABI issues for varargs.
7161 For OpenVMS, emit the Argument Information register set in the
7162 incoming/sibcall case as well.
7163 (ia64_arg_type): New function.
7164 (ia64_function_arg_advance): Keep track of cum->words.
7165 Fix OpenVMS ABI issues for varargs.
7166 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7167 (ia64_override_options): Set flag_no_common on VMS.
7168 (ia64_init_builtins): Disable FWRITE builtin.
7169 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7170 (ia64_vms_init_libfuncs): Add decc$ routines.
7171 (ia64_vms_valid_pointer_mode): New function.
7172 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7173 (ia64_promote_function_mode): New function
7174 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7175 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7176 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7177 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7178 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7179 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7180 Suppress trailing '#' if VALUE is numeric.
7181 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7182 ia64_promote_function_mode.
7183 (TARGET_VALID_POINTER_MODE): Define.
7185 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7188 * config/rs6000/rs6000.c (rs6000_override_options): Use
7189 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7192 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7193 reporting of vector + decimal/boolean/complex error.
7195 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7197 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7198 __vector double TYPE_DECL.
7200 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7202 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7203 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7204 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7205 to pointer to enum machine_mode. Update all callers as needed.
7207 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7209 * config/alpha/alpha.md (exception_receiver): Emit alternative
7210 GP load sequence if flag_reorder_blocks_and_partition is set.
7211 (*exception_receiver_2): Also enable when
7212 flag_reorder_blocks_and_partition is set.
7214 2009-08-20 Matt Rice <ratmice@gmail.com>
7215 Diego Novillo <dnovillo@google.com>
7217 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7220 2009-08-20 Richard Guenther <rguenther@suse.de>
7222 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7223 * c-tree.h (c_dup_lang_specific_decl): Remove.
7224 (struct lang_decl, struct lang_type): Move definitions ...
7225 * c-lang.h: ... here. New file.
7226 * c-decl.c: Include c-lang.h.
7227 (c_dup_lang_specific_decl): Remove.
7228 * c-typeck.c: Include c-lang.h.
7229 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7230 (c-typeck.o): Likewise.
7231 * c-config-lang.in (gtfiles): Add c-lang.h.
7232 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7235 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7237 * config/alpha/alpha.c (alpha_end_function): Do not clear
7238 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7239 this is now handled in generic code.
7241 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7243 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7244 (s390_z10_fix_long_loop_prediction): New function.
7245 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7246 (s390_reorg): Walk over the INSNs and invoke
7247 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7249 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7251 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7252 "*brx_64bit", "*brx_31bit"): New patterns.
7253 * config/s390/s390.c ('E'): New output modifier.
7255 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7256 Richard Earnshaw <richard.earnshaw@arm.com>
7258 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7259 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7261 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7263 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7265 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7266 for mode mode of operand0 when doing secondary reload for SAR.
7268 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7271 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7272 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7274 2009-08-19 Jason Merrill <jason@redhat.com>
7276 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7277 supported template depth in C++0x.
7279 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7281 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7282 free_after_compilation.
7283 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7284 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7285 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7286 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7287 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7288 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7289 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7291 2009-08-19 Ian Lance Taylor <iant@google.com>
7293 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7294 of (plus (mult (neg B) C) A).
7296 2009-08-18 Michael Matz <matz@suse.de>
7298 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7299 instead of comparing TYPE_MAIN_VARIANT for equality.
7300 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7301 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7302 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7303 * gimplify.c (goa_lhs_expr_p): Ditto and use
7304 STRIP_USELESS_TYPE_CONVERSION.
7306 2009-08-18 Michael Matz <matz@suse.de>
7308 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7309 first field in a struct.
7310 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7312 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7314 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7315 locators before emit_insn is called. Remove assert that
7317 (alpha_end_function): Clear crtl->emit structure and free insn
7318 locators if cfun->is_thunk is true.
7320 2009-08-18 Jason Merrill <jason@redhat.com>
7322 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7324 * configure.ac: Test for it.
7325 * configure, config.in: Regenerate.
7326 * doc/install.texi: Document --enable-gnu-unique-object.
7328 2009-08-18 Richard Guenther <rguenther@suse.de>
7331 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7332 pow(x,y*z) only if x is nonnegative.
7334 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7336 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7340 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7341 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7343 2009-08-17 DJ Delorie <dj@redhat.com>
7345 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7346 * config/m32c/prologue.md (epilogue_freit): New.
7348 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7349 (bank_switch_p): Likewise.
7350 (fast_interrupt_p): Likewise.
7351 (interrupt_p): Likewise.
7352 (m32c_conditional_register_usage): Round memregs size up.
7353 (need_to_save): We only need to save $a0 when we use ENTER.
7354 (interrupt_p): Check for fast_interrupt too.
7355 (bank_switch_p): New.
7356 (fast_interrupt_p): New.
7357 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7358 (m32c_emit_prolog): Support bank switching and fast interrupts.
7359 * doc/extend.texi (Function Attributes): Add bank_switch and
7362 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7364 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7365 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7367 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7369 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7370 (menu): Add IA-64/VMS Options.
7371 (IA-64/VMS Options): Likewise.
7373 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7376 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7378 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7380 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7381 (mips_pop_asm_switch): Likewise.
7382 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7384 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7385 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7386 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7387 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7388 instead of set_noreorder.
7389 (mips_output_function_prologue): Use the new functions.
7390 (mips_output_function_epilogue): Likewise.
7391 (mips_need_noat_wrapper_p): New function, split out from...
7392 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7393 Use mips_push_asm_switch and mips_pop_asm_switch.
7394 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7395 and mips_pop_asm_switch.
7396 (ASM_OUTPUT_REG_POP): Likewise.
7397 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7398 Use mips_pop_asm_switch.
7399 (mips_asm_switch): New structure.
7400 (set_noreorder, set_nomacro): Replace with...
7401 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7402 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7403 instead of set_nomacro.
7404 (fix_truncsfsi2_macro): Likewise.
7405 (cprestore): Likewise.
7406 (hazard): Use mips_noreorder instead of set_noreorder.
7407 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7409 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7411 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7412 from prev_active_insn.
7414 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7416 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7417 * config/avr/avr.c (avr_override_options): Initialize
7418 avr_current_arch variable.
7419 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7420 __AVR_HAVE_16BIT_SP__ according to the device type.
7421 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7423 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7424 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7426 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7429 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7430 generating inlined subroutine die only. We shouldn't be
7431 called for anything else.
7432 (gen_block_die): Don't generate inline subroutine debug info for
7435 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7437 * graphite-poly.c (print_pbb): Print PBB index.
7439 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7442 * graphite-interchange.c (ppl_max_for_le): Moved...
7443 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7444 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7445 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7446 * graphite-ppl.h (ppl_max_for_le): Declared.
7448 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7450 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7451 supported on all platforms.
7452 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7453 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7454 * c-pragma.c: Likewise.
7455 * target-def.h (TARGET_INITIALIZER): Remove
7456 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7457 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7459 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7461 * config/ia64/fde-vms.c: New file.
7462 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7463 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7464 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7465 (uw_frame_state_for): Only register a personality routine if it is
7466 known to be compatible with our expectations.
7467 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7468 Declare unw_table_entry stack variable and
7469 mod all calls to _Unwind_FindTableEntry to add arg.
7470 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7471 (_Unwind_FindTableEntry): Add arg to prototype.
7473 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7475 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7476 field 'signal_pfs_loc'.
7477 (uw_frame_state_for): Remove duplicate code dealing with leaf
7478 procedures without unwind info.
7479 If in the frame after unwinding through a signal handler, restore
7480 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7481 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7482 'pfs_loc' to the AR.PFS location in the signal context; instead
7483 set 'signal_pfs_loc'.
7484 Manually generate the unwind info for the AR.PFS register.
7485 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7486 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7487 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7488 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7489 instead set 'signal_pfs_loc'.
7490 Remove code preventing the AR.PFS register from being restored
7491 from the signal context.
7493 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7494 Tristan Gingold <gingold@adacore.com>
7496 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7497 * config/ia64/t-vms: New file.
7498 * config/ia64/vms64.h: New file.
7499 * config/ia64/vms.h: New file.
7500 * config/ia64/vms-crtinit.asm: New file.
7501 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7502 * config/ia64/vms-unwind.h: New file.
7504 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7506 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7509 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7512 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7514 * real.h (do_mpc_arg2): ... here.
7515 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7518 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7520 * final.c (add_debug_prefix_map): Don't use GC memory for
7521 old_prefix and new_prefix.
7523 2009-08-14 Richard Guenther <rguenther@suse.de>
7525 * ipa-prop.c (compute_complex_pass_through): If we cannot
7526 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7528 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7530 * c-lex.c (c_lex_with_flags): Increase size of local variable
7531 to avoid memory clobber.
7533 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7536 * config/i386/i386.c (ix86_fp_comparison_strategy):
7537 Only enable/disable sahf at function granularity.
7539 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7541 PR rtl-optimization/41064
7542 * reload1.c (reload_as_needed): Don't call extract_insn
7543 for known invalid replacements after calling
7544 validate_replace_rtx_group and verify_changes.
7546 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7549 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7550 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7551 ix86_expand_fp_vcond.
7552 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7553 Assert that operation is supported by ix86_expand_int_vcond.
7554 (vcondu<SSEMODE124C8:mode>): Ditto.
7556 2009-08-13 DJ Delorie <dj@redhat.com>
7558 * config/i386/djgpp-stdint.h: New.
7559 * config.gcc (djgpp): Use it.
7561 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7563 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7564 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7566 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7568 * tree-ssa-loop-prefetch.c
7569 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7570 for long-stride pruning.
7571 (compute_miss_rate): New function to compute the probability
7572 that two memory references access different cache lines.
7574 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7576 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7578 2009-08-13 Richard Guenther <rguenther@suse.de>
7581 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7582 use the constant pointer type.
7583 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7584 of CV qualifiers on the target pointer type.
7585 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7586 conversion check before restrict check.
7588 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7591 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7593 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7595 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7597 2009-08-12 Richard Guenther <rguenther@suse.de>
7599 PR tree-optimization/41011
7600 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7601 and reference constructing.
7603 2009-08-12 Xinliang David Li <davidxl@google.com>
7605 PR tree-optimization/41012
7606 * tree-flow.h : New external interface.
7607 * gimple-low.c (check_call_arg): Change to public function.
7608 Remove argument mismatch check in lowering.
7609 * tree-inline.h (tree_can_inline_p): Interface change.
7610 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7612 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7613 Call change to tree_can_inline_p function.
7614 (cgraph_decide_inlining_incrementally): Ditto.
7616 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7618 PR tree-optimization/41031
7619 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7620 on the partition variable rather than promote_mode on the source
7621 type. Assert that the partition variable's type has the same
7622 mode as the source value's.
7624 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7626 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7627 for for_return == 2.
7628 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7630 * calls.c (expand_call): Fix typo.
7631 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7633 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7635 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7636 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7637 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7638 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7640 2009-08-12 Andrew Haley <aph@redhat.com>
7642 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7644 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7647 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7649 2009-08-12 Richard Guenther <rguenther@suse.de>
7651 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7652 * gimplify.c (gimplify_modify_expr): Do not use
7653 lang_hooks.types_compatible_p.
7654 * tree-ssa.c (useless_type_conversion_p): For aggregates
7655 just return false if the canonical types differ.
7657 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7660 * sese.c (convert_for_phi_arg): New.
7661 (add_guard_exit_phis): Use convert_for_phi_arg.
7663 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7665 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7666 unknown subscript upper bounds.
7668 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7669 Pranav Garg <pranav.garg2107@gmail.com>
7671 * graphite-interchange.c (gather_access_strides): Removed.
7672 (ppl_max_for_le): New.
7673 (build_linearized_memory_access): New.
7674 (memory_stride_in_loop): New.
7675 (pbb_interchange_profitable_p): Reimplemented.
7676 * graphite-ppl.h (ppl_new_id_map): New.
7677 (ppl_interchange): New.
7679 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7681 * graphite-interchange.c (compute_subscript): Removed.
7682 (compute_array_size_cstr): Removed.
7683 (compute_array_size_poly): Removed.
7684 (compute_array_size): Removed.
7685 (gather_access_strides_poly): Removed.
7686 (gather_access_strides): Empty.
7688 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7690 * graphite-dependences.c (dependence_polyhedron_1): Replace
7691 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7692 (graphite_legal_transform_dr): Same.
7693 (graphite_carried_dependence_level_k): Same.
7694 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7695 Initialize PDR_NB_SUBSCRIPTS.
7696 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7698 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7699 (PDR_NB_SUBSCRIPTS): New.
7700 (pdr_nb_subscripts): Removed.
7701 (pdr_dim): Simplified.
7702 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7703 with PDR_NB_SUBSCRIPTS.
7705 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7707 * graphite-interchange.c (compute_array_size): Remove use of
7709 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7710 Do not initialize PDR_DATA_CONTAINER.
7711 (print_pdr): Do not print PDR_DATA_CONTAINER.
7712 * graphite-poly.h (struct poly_dr): Remove data_container field.
7713 (PDR_DATA_CONTAINER): Removed.
7714 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7716 (build_poly_dr): Same.
7718 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7719 Sebastian Pop <sebastian.pop@amd.com>
7721 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7722 copy of the dependence polyhedron. Free the temporary objects.
7723 (graphite_carried_dependence_level_k): Free unused objects before
7726 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7728 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7729 Early return without analyzing the data dependences if no
7730 transform has been done. Call restore_scattering if the transform
7732 (graphite-interchange.c): Same.
7733 * graphite-poly.c (print_scattering_function): Test for
7735 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7736 (apply_poly_transforms): Do not gcc_assert that
7737 the transform is legal.
7738 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7739 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7740 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7741 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7742 * graphite-poly.h (struct poly_scattering): New.
7743 (struct poly_bb): Add original, transformed, and saved fields.
7744 Remove transformed_scattering, original_scattering,
7745 nb_local_variables and nb_scattering_transform fields.
7746 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7747 (poly_scattering_new): New.
7748 (poly_scattering_free): New.
7749 (poly_scattering_copy): New.
7750 (store_scattering_pbb): New.
7751 (store_scattering): New.
7752 (restore_scattering_pbb): New.
7753 (restore_scattering): New.
7754 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
7755 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
7757 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7759 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
7762 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7764 * Makefile.in (graphite.o): Depends on PREDICT_H.
7765 * graphite.c: Include predict.h.
7766 (graphite_finalize): Call tree_estimate_probability.
7767 * predict.c (predict_loops): Do not call scev_initialize and
7769 (tree_estimate_probability_bb): New.
7770 (tree_estimate_probability): Do not initialize loops: move that
7771 code to the driver. Call tree_estimate_probability_bb.
7772 (tree_estimate_probability_driver): New.
7773 (pass_profile): Use tree_estimate_probability_driver.
7774 * predict.h (tree_estimate_probability): Declared.
7776 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7778 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
7779 * graphite-dependences.c (graphite_legal_transform): Add time to
7780 TV_GRAPHITE_DATA_DEPS.
7781 (dependency_between_pbbs_p): Same.
7782 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
7784 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
7786 PR rtl-optimization/41033
7787 * alias.c (nonoverlapping_component_refs_p): Punt when strict
7788 aliasing is disabled.
7790 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7792 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
7793 si_mask_operand, and_load_operand, low_bitmask_operand,
7794 and_reg_operand, and_operand): New predicates.
7795 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
7796 * config/mips/mips.c (and_operands_ok): New function.
7797 * config/mips/mips-protos.h (and_operands_ok): Declare it.
7798 * config/mips/mips.md (move_type): Add ext_ins and logical.
7799 (type): Handle them.
7800 (and<mode>3): Use and_reg_operand as the second operand's predicate.
7801 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
7802 shift_shift. Remove commutative constraint modifier.
7803 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
7805 (*clear_upper32_dext): Remove define_insn_and_split.
7806 (*clear_upper32): Turn this define_insn_and_split ...
7807 (splitter for ANDing register with 0xffff_ffff): .. into this.
7809 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7811 * combine.c (try_widen_shift_mode): Factor out code to check if an
7812 integer constant is a low-order bitmask from here ...
7813 * rtlanal.c (low_bitmask_len): ... to here.
7814 * rtl.h (low_bitmask_len): Declare.
7816 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
7819 * config/alpha/alpha.md (addsi3): Remove expander.
7820 (addsi3): Rename from *addsi3_internal insn pattern.
7821 (subsi3): Remove expander.
7822 (subsi3): Rename from *subsi3_internal insn pattern.
7824 2009-08-11 Douglas B Rupp <rupp@gnat.com>
7826 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
7829 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
7830 Eric Botcazou <botcazou@adacore.com>
7831 Douglas B Rupp <rupp@gnat.com>
7833 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
7834 that records that fit in 64 bits are returned by immediate value,
7835 as required by OpenVMS Calling Standard.
7836 (function_value): Adjust for above modification.
7837 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
7838 virtual_incoming_args_rtx as base object, not next_arg.
7839 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7841 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7843 * reload.c (find_reloads_subreg_address): Check the original
7844 req_equiv_mem address to detect the case where an address is
7845 not valid in the outer mode.
7847 2009-08-11 Richard Guenther <rguenther@suse.de>
7850 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
7852 2009-08-10 Douglas B Rupp <rupp@gnat.com>
7854 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
7855 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
7857 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
7858 Douglas B Rupp <rupp@gnat.com>
7860 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
7861 PT_STACK when frame_pointer_needed on OpenVMS.
7862 (alpha_pv_save_size, alpha_using_fp): Remove.
7863 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
7864 with proper processing for PT_NULL.
7865 (alpha_vms_initial_elimination_offset): New function. Support for
7866 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
7867 (alpha_sa_size): Force procedure type to PT_STACK when
7868 frame_pointer_needed on OpenVMS.
7869 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
7870 (alpha_using_fp): Likewise.
7871 (alpha_vms_can_eliminate): Add prototype.
7872 (alpha_vms_initial_elimination_offset): Likewise.
7873 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
7874 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
7876 2009-08-10 Eric Botcazou <botcazou@adacore.com>
7877 Douglas B Rupp <rupp@gnat.com>
7879 * config/alpha/alpha.c (common_object_handler): New function.
7880 (vms_attribute_table): Declare a single attribute "common_object".
7881 (vms_output_aligned_decl_common): New global function.
7882 (SECTION_VMS_OVERLAY): Delete.
7883 (SECTION_VMS_GLOBAL): Likewise.
7884 (SECTION_VMS_INITIALIZE): Likewise.
7885 (vms_asm_named_section): Remove support for above flags.
7886 (vms_section_type_flags): Delete.
7887 (TARGET_SECTION_TYPE_FLAGS): Likewise.
7888 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
7889 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
7890 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
7892 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7895 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
7896 (sub_ddmmss): Likewise.
7898 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
7901 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
7904 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7907 * reload1.c (reload_as_needed): Use cancel_changes to completely
7908 undo a failed replacement attempt.
7910 2009-08-10 Richard Guenther <rguenther@suse.de>
7913 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
7914 (useless_type_conversion_p): ... here. Require pointer targets
7917 2009-08-10 Dodji Seketeli <dodji@redhat.com>
7920 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
7921 loose the original type of the statement list.
7923 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7925 * config/alpha/alpha.c: Include libfuncs.h
7926 (avms_asm_output_extern): New function.
7927 (alpha_init_libfuncs): Init some decc libfuncs.
7928 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
7929 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
7930 (DO_CRTL_NAMES): Define.
7932 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
7933 (LONG_TYPE_SIZE): Define.
7934 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
7935 (SUBTARGET_SWITCHES): Define malloc64 switch.
7936 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
7937 (MASK_RETURN_ADDR): Define.
7938 doc/invoke.texi (mmalloc64): Document switch.
7940 2009-08-09 Olivier Hainque <hainque@adacore.com>
7941 Douglas B Rupp <rupp@gnat.com>
7943 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
7944 uses_condition_handler.
7945 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
7946 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
7947 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
7948 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
7949 (code_for_builtin): New insn codes for the new alpha_builtins.
7950 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
7951 (alpha_sa_size): Account for uses_condition_handler.
7952 (alpha_expand_prologue): Likewise.
7953 (alpha_start_function): Likewise.
7954 (alpha_expand_epilogue): Likewise.
7955 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
7956 establish/revert expanders.
7957 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
7958 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
7959 New expander, resorting to the alpha.c associated function.
7960 (builtin_revert_vms_condition_handler): Likewise.
7961 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
7962 __gcc_shell_handler, the static VMS condition handler used as
7963 an indirection wrapper to the current dynamically established
7965 * config/alpha/vms-unwind.h: Complete rewrite.
7966 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
7967 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
7969 2009-08-09 Eric Botcazou <botcazou@adacore.com>
7970 Douglas B Rupp <rupp@gnat.com>
7972 * config/alpha/alpha.c (alpha_links): Add 'target' field.
7973 (alpha_need_linkage): Handle aliases. Return function symbol.
7974 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
7975 Use ultimate alias target for the linkage name.
7976 * config/alpha/alpha.md (movmemdi): Use the symbol returned
7977 by alpha_need_linkage for the function symbol.
7978 (setmemdi): Likewise.
7980 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7982 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
7983 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
7984 (ASM_WEAKEN_LABEL): Define.
7985 (CRT_CALL_STATIC_FUNCTION): Define.
7986 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
7987 (ENDFILE_SPEC): Define.
7988 (INIT_SECTION_ASM_OP): Define.
7989 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
7990 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
7992 (MULTILIB_OSDIRNAMES): Define.
7993 (shlib_version): Define.
7994 (SHLIB_EXT): Define.
7995 (SHLIB_OBJS): Define.
7996 (SHLIB_NAME): Define.
7997 (SHLIB_MULTILIB): Define.
7998 (SHLIB_INSTALL): Define.
7999 (SHLIB_SYMVEC): Define.
8000 (SHLIB_SYMVECX2): Define.
8001 (SHLIB_LINK): Define.
8003 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8005 * config/alpha/alpha.c (alpha_initialize_trampoline):
8006 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8007 (alpha_start_function): Emit transfer address on nested functions
8008 for VMS trampoline call.
8009 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8010 since no longer used.
8011 * config/alpha/vms-tramp.asm: Remove.
8012 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8013 since now only data initialized at runtime.
8015 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8017 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8018 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8019 (MD_EXEC_PREFIX): Remove, no longer used.
8020 (MD_STARTFILE_PREFIX): Likewise.
8021 (INCLUDE_DEFAULTS): Likewise.
8022 * config/alpha/t-vms:
8023 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8025 2009-08-09 Richard Guenther <rguenther@suse.de>
8027 PR tree-optimization/41016
8028 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8029 (operand_precision): Remove.
8030 (integral_operand_p): Likewise.
8031 (recognize_single_bit_test): Adjust.
8033 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8035 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8036 operation overflows. Likewise non-cast unary arithmetic.
8037 If one arm of a conditional expression is always taken,
8038 inhibit evaluation warnings for the other arm. Likewise inhibit
8039 evaluation warnings for the second && or || operand if the first
8040 operand is enough to determine the result.
8041 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8043 (build_binary_op): Prevent duplicate evaluation warnings.
8045 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8047 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8048 and destination have different modes, Use promote_mode to
8049 determine the signedness of the conversion. Assert that the
8050 promoted source mode matches the destination mode. Don't pass
8051 the destination and destination mode to expand_expr if the source
8052 mode is different. Simplify conversion logic.
8054 2009-08-09 Ira Rosen <irar@il.ibm.com>
8056 PR tree-optimization/41008
8057 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8058 from condition only in case it's a comparison. Adjust checks.
8060 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8062 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8063 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8064 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8065 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8066 (dump_cand): Handle them.
8067 (struct iv_cand): New members COST_STEP and AINC_USE.
8068 (stmt_after_increment): Likewise.
8069 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8070 callers changed. Use gimple_uid comparison instead of scanning.
8071 (add_candidate_1): When looking for identical candidates, take
8072 AINC_USE into account. Set it for new candidates.
8073 (force_expr_to_var_cost): Cast target_spill_cost to int.
8074 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8075 All callers changed. Check for availability of autoinc addressing
8076 modes, both in general for a given mode, and in the specific use case.
8077 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8079 (get_computation_cost): Likewise.
8080 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8081 add_autoinc_candidates): New static functions.
8082 (add_candidate): Call add_autoinc_candidates for candidates based on
8084 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8085 (determine_use_iv_cost_address): If we have an autoinc candidate at
8086 the matching use, verify autoinc is possible and subtract the cost
8087 of the candidate's step from the cost.
8088 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8089 member of the candidate.
8090 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8091 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8093 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8095 * config.build (ia64-hp-*vms*): New target.
8096 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8098 * config.gcc (ia64-hp-*vms*): New target.
8099 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8101 * config.host (ia64-hp-*vms*): New target.
8102 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8105 2009-08-08 Richard Guenther <rguenther@suse.de>
8107 PR tree-optimization/40991
8108 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8110 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8112 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8113 mode check. Do truncations in an integer mode.
8114 (force_to_mode): Handle subregs for all mode types. Only do
8115 arithmetic simplifications on integer modes.
8117 2009-08-07 Richard Guenther <rguenther@suse.de>
8119 PR tree-optimization/40999
8120 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8121 (maybe_fold_reference): Lookup constant initializers.
8122 (fold_gimple_assign): Likewise.
8124 2009-08-07 Richard Guenther <rguenther@suse.de>
8126 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8127 that require structural equality defer to the langhook.
8129 2009-08-07 Martin Jambor <mjambor@suse.cz>
8131 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8133 (struct ipa_pass_through_data): New type.
8134 (struct ipa_ancestor_jf_data): New type.
8135 (union jump_func_value): Removed field formal_id, added fields
8136 pass_through and ancestor.
8137 (struct ipa_param_call_note): Changed type of formal_id to int from
8139 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8140 operations jump functions and ancestor jump functions.
8141 (compute_complex_pass_through): New function.
8142 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8143 reflect changes in the jump function strucutre.
8144 (update_jump_functions_after_inlining): Ignore complex pass-through
8145 and ancestor jump functions.
8146 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8147 polynomial pass-through with operation jump functions.
8149 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8151 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8152 fde->dw_fde_begin as begin label instead of hot/cold label.
8153 Use LLSDAC label instead of LLSDA for second section lsda.
8154 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8155 label instead of LLSDA if it is true.
8156 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8158 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8159 SECTION argument. Use it as index into crtl->eh.call_site_record
8161 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8162 use it to determine how to print table entries instead of using
8163 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8164 label instead of normal begin label as base.
8165 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8166 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8167 ensure no EH range spans between sections and that landing pads
8168 are always in the corresponding section.
8169 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8170 for crtl->eh.call_site_record being an array rather than scalar.
8171 (output_one_function_exception_table): New function, copied
8172 from output_function_exception_table. Adjust
8173 dw2_size_of_call_site_table, dw2_output_call_site_table
8174 callers. For SECOND section use *C suffixed labels.
8175 (output_function_exception_table): Call
8176 output_one_function_exception_table and, when doing hot/cold
8177 partitioning, also another time for the second section.
8178 * opts.c: Include except.h.
8179 (decode_options): Allow -freorder-blocks-and-partition with
8180 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8181 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8182 * function.h (struct rtl_eh): Change call_site_record from
8183 scalar into array of 2 elements.
8185 2009-08-07 Martin Jambor <mjambor@suse.cz>
8187 * ipa-prop.c (count_formal_params_1): New function.
8188 (ipa_get_vector_of_formal_parms): New function.
8189 (get_vector_of_formal_parm_types): New function.
8190 (ipa_modify_formal_parameters): New function.
8191 (ipa_modify_call_arguments): New function.
8192 (index_in_adjustments_multiple_times_p): New function.
8193 (ipa_combine_adjustments): New function.
8194 (ipa_dump_param_adjustments): New function.
8195 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8196 (ipa_get_vector_of_formal_parms): Declare.
8197 (ipa_modify_formal_parameters): Declare.
8198 (ipa_modify_call_arguments): Declare.
8199 (ipa_combine_adjustments): Declare.
8200 (ipa_dump_param_adjustments): Declare.
8201 (build_ref_for_offset): Declare.
8202 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8203 * tree-sra.c: Include ipa-prop.c.
8204 (build_ref_for_offset): Make public.
8206 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8208 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8210 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8212 * gcc/doc/extend.texi (__builtin_extract_return_address)
8213 (__builtin_frob_return_address): Document.
8215 2009-08-06 Paul Brook <paul@codesourcery.com>
8217 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8218 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8219 implementation on ARMv6-M.
8221 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8223 * doc/extend.texi (pcs): Document new attribute for ARM.
8225 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8227 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8230 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8232 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8235 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8237 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8239 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8241 Merge ARM/hard_vfp_branch to trunk.
8243 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8245 * arm.c (libcall_eq): New function.
8246 (libcall_hash): New function.
8247 (add_libcall): New function.
8248 (arm_libcall_uses_aapcs_base): New function.
8249 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8250 libcalls using the base PCS.
8251 (arm_init_cumulative_args): Likewise.
8253 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8255 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8256 Use base ABI for conversion libfuncs between HFmode and SFmode.
8258 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8260 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8261 V4SImode as representatives of all 64-bit and 128-bit vector
8262 types. Allow vector types without vector modes.
8263 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8264 without vector modes like BLKmode.
8265 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8266 BLKmode. Avoid unsupported vector modes or TImode moves for
8268 (aapcs_vfp_allocate_return_reg): Likewise.
8269 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8270 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8272 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8274 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8275 (arm_get_pcs_model): Pass attribute arguments to
8276 arm_pcs_from_attribute.
8277 (arm_init_cumulative_args): Use base AAPCS for conversions from
8278 floating-point types to DImode.
8279 (arm_attribute_table): Add pcs attribute.
8280 (arm_handle_pcs_attribute): New.
8281 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8282 conversions from floating-point types to DImode, also declare them
8283 to use base AAPCS and declare functions they call to use base
8284 AAPCS and their RTABI names.
8286 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8288 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8289 -mfloat-abi=hard not being supported for VFP.
8291 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8293 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8294 SYMBOL_REF to hard_libcall_value.
8296 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8297 Richard Earnshaw <rearnsha@arm.com>
8299 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8300 has been put on the stack, all remaining co-processory arguments for
8301 that co-processor also go on the stack.
8303 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8305 * config/arm/arm.c (arm_return_in_memory): Handle returning
8306 vectors of suitable size in registers also for AAPCS case.
8308 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8310 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8312 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8314 ARM Hard-VFP calling convention
8315 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8316 * target.h (gcc_target): Add libcall_value to table of call hooks.
8317 * targhooks.h (default_libcall_value): Default implementation.
8318 * targhooks.c (default_libcall_value): Likewise.
8319 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8320 * optabs.c (expand_unop): Use it.
8321 * expr.h (hard_libcall_value): Pass the function RTX through.
8322 * calls.c (emit_library_call_value_1): Update call to
8324 * explow.c (hard_libcall_value): Use new target hook.
8325 * testsuite/lib/target-supports.exp
8326 (check_effective_target_arm_hard_vfp_ok): New hook.
8327 (check_effective_target_arm_neon_ok): Improve test for neon
8329 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8330 * config/arm/arm.c: Include cgraph.h
8331 (TARGET_FUNCTION_VALUE): Override default hook.
8332 (arm_pcs_default): New variable.
8333 (arm_override_options): Don't fault hard calling convention with VFP.
8334 Add support for AAPCS variants.
8335 (arm_function_value): Make static. Handle AAPCS variants.
8336 (arm_libcall_value): New function.
8337 (arm_apply_result_size): Handle VFP registers in results.
8338 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8340 (pcs_attribute_args): New variable.
8341 (arm_pcs_from_attribute): New function.
8342 (arm_get_pcs_model): New function.
8343 (aapcs_vfp_cum_init): New function.
8344 (aapcs_vfp_sub_candidate): New function.
8345 (aapcs_vfp_is_return_candidate): New function.
8346 (aapcs_vfp_is_call_candidate): New function.
8347 (aapcs_vfp_allocate): New function.
8348 (aapcs_vfp_allocate_return_reg): New function.
8349 (aapcs_vfp_advance): New function.
8350 (aapcs_cp_arg_layout): New variable.
8351 (aapcs_select_call_coproc): New function.
8352 (aapcs_select_return_coproc): New function.
8353 (aapcs_allocate_return_reg): New function.
8354 (aapcs_libcall_value): New function.
8355 (aapcs_layout_arg): New function.
8356 (arm_init_cumulative_args): Initialize AAPCS args data.
8357 (arm_function_arg): Handle AAPCS variants using new interface.
8358 (arm_arg_parital_bytes): Likewise.
8359 (arm_function_arg_advance): New function.
8360 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8361 calling conventions.
8362 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8363 * arm.h (NUM_VFP_ARG_REGS): Define.
8364 (LIBCALL_VALUE): Update.
8365 (FUNCTION_VALUE): Delete.
8366 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8367 (arm_pcs): New enum.
8368 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8369 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8370 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8371 * arm-protos.h (arm_function_arg_advance): Add.
8372 (aapcs_libcall_value): Add.
8373 (arm_function_value): Delete.
8375 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8376 H.J. Lu <hongjiu.lu@intel.com>
8379 * config/i386/i386.c (standard_sse_mode_p): Remove.
8380 (standard_sse_constant_p): Return 2 for integer mode
8381 vector_all_ones_operand when SSE2 is enabled.
8382 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8383 (ix86_expand_vector_move): Do not check for negative values from
8384 standard_sse_constant_p.
8386 2009-08-06 Richard Guenther <rguenther@suse.de>
8388 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8389 array type comparisons frontend independent.
8390 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8391 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8392 out array reference lower bound and element size operands.
8393 (ao_ref_init_from_vn_reference): Properly compute the offset
8394 for ARRAY_RANGE_REF.
8395 (vn_reference_fold_indirect): Fill out array reference lower
8396 bound and element size operands.
8397 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8398 a non gimple valued reference operand which can happen for
8399 array reference lower bound or element size.
8400 (create_component_ref_by_pieces_1): Properly generate the
8401 element size operand for array references.
8403 2009-08-06 Richard Guenther <rguenther@suse.de>
8405 PR tree-optimization/40964
8406 * tree.c (iterative_hash_host_wide_int): Export.
8407 * tree.h (iterative_hash_host_wide_int): Declare.
8408 * tree-ssa-structalias.c (heapvar_map): New struct.
8409 (heapvar_map_eq): New function.
8410 (heapvar_map_hash): Likewise.
8411 (heapvar_lookup): Adjust.
8412 (heapvar_insert): Likewise.
8413 (make_constraint_from_heapvar): Allow multiple heap variables
8414 per decl at different offsets.
8415 (init_alias_heapvars): Adjust.
8417 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8419 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8420 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8421 trailing sync if TARGET_SYNC_AFTER_SC.
8423 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8425 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8426 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8427 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8428 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8429 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8430 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8431 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8432 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8433 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8434 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8435 the prototype declaration match the definition.
8436 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8437 instructions explicitly. Add barrier_before and operands
8439 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8440 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8441 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8442 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8443 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8444 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8446 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8448 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8450 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8451 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8454 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8457 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8459 PR rtl-optimization/40924
8460 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8461 make sure canon_rtx (mem_address) isn't simpler than
8462 canon_rtx (expanded_mem_address).
8464 2009-08-05 Li Feng <nemokingdom@gmail.com>
8466 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8468 (build_scop_drs): Build alias set for each SCoP.
8470 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8472 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8473 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8474 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8475 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8476 (BASE_DRIVER_SELF_SPECS): Likewise.
8478 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8480 * tree-ssa-alias.c: Fix some comment typos.
8482 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8484 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8485 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8487 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8490 * simplify-rtx.c (simplify_binary_operation_1): Disable
8491 simplifications for decimal float operations.
8493 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8496 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8497 operand of INDIRECT_REF.
8499 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8501 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8502 constants referencing TLS symbols.
8504 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8506 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8507 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8509 2009-08-03 Richard Guenther <rguenther@suse.de>
8511 * tree.c (make_vector_type): Build a main variant first,
8512 get the canonical one and then build the variant.
8513 * tree-ssa.c (useless_type_conversion_p_1): Handle
8515 (useless_type_conversion_p): Conversions to pointers to
8516 incomplete record types are useless.
8518 2009-08-03 Richard Guenther <rguenther@suse.de>
8520 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8521 file will be created.
8522 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8523 * toplev.c (compile_file): Adjust comment.
8525 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8527 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8528 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8529 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8530 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8531 (sh_promote_function_mode): Fix typo.
8533 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8535 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8537 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8539 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8540 declaration arguments.
8542 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8544 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8545 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8546 (ix86_split_ashl): Ditto.
8547 (ix86_expand_vector_init_one_nonzero): Ditto.
8548 (ix86_expand_vector_set): Ditto.
8549 (ix86_expand_reduc_v4sf): Ditto.
8551 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8553 * explow.c (promote_function_mode): Remove assert.
8554 * config/sh/sh.c (sh_promote_function_mode): Declare.
8556 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8558 * config/pa/pa.c (pa_promote_function_mode): Declare.
8559 Change to static. Fix promote_mode call.
8561 * gthr-dce.h (CONST_CAST2): Define if not defined.
8562 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8564 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8566 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8568 * expr.c (store_constructor): Use promote_decl_mode. Remove
8569 now write-only variable unsignedp.
8570 (expand_expr_real_1): Use promote_decl_mode.
8571 * expr.h (promote_function_mode, promote_decl_mode): New.
8572 (promote_mode): Remove last argument.
8573 * function.c (assign_temp): Drop last argument of promote_mode.
8574 (assign_parm_find_data_types): Use promote_function_mode.
8575 (assign_parm_setup_reg): Likewise.
8576 (expand_function_end): Use promote_function_mode.
8577 * calls.c (initialize_argument_information): Use promote_function_mode.
8578 (precompute_arguments): Use promote_mode instead of checking if
8579 only PROMOTE_FUNCTION_MODE is defined.
8580 (expand_call): When making sibcall decisions, use promote_function_mode.
8581 Below, remove an if for targetm.calls.promote_function_return and
8582 and use promote_function_mode.
8583 (emit_library_call_value_1): Use promote_function_mode, fix bug
8584 where promote_mode was passed FOR_CALL == 0 for a return value in an
8586 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8587 * explow.c (promote_function_mode, promote_decl_mode): New.
8588 (promote_mode): Keep only the FOR_CALL == 0 case.
8589 * combine.c (setup_incoming_promotion): Remove test of
8590 promote_function_args. Use promote_function_mode.
8591 * stmt.c (expand_value_return): Use promote_decl_mode.
8592 (expand_decl): Use promote_decl_mode.
8594 * expr.c (store_constructor): Use promote_decl_mode. Remove
8595 now write-only variable unsignedp.
8596 (expand_expr_real_1): Use promote_decl_mode.
8597 * expr.h (promote_function_mode, promote_decl_mode): New.
8598 (promote_mode): Remove last argument.
8599 * function.c (assign_temp): Drop last argument of promote_mode.
8600 (assign_parm_find_data_types): Use promote_function_mode.
8601 (assign_parm_setup_reg): Likewise.
8602 (expand_function_end): Use promote_function_mode.
8603 * calls.c (initialize_argument_information): Use promote_function_mode.
8604 (precompute_arguments): Use promote_mode instead of checking if
8605 only PROMOTE_FUNCTION_MODE is defined.
8606 (expand_call): When making sibcall decisions, use promote_function_mode.
8607 Below, remove an if for targetm.calls.promote_function_return and
8608 and use promote_function_mode.
8609 (emit_library_call_value_1): Use promote_function_mode, fix bug
8610 where promote_mode was passed FOR_CALL == 0 for a return value in an
8612 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8613 * explow.c (promote_function_mode, promote_decl_mode): New.
8614 (promote_mode): Keep only the FOR_CALL == 0 case.
8615 * combine.c (setup_incoming_promotion): Remove test of
8616 promote_function_args. Use promote_function_mode.
8617 * stmt.c (expand_value_return): Use promote_decl_mode.
8618 (expand_decl): Use promote_decl_mode.
8620 * explow.c (promote_function_mode): Just call the target hook.
8621 * targhooks.c (default_promote_function_mode,
8622 default_promote_function_mode_always_promote): New.
8623 * targhooks.h (default_promote_function_mode,
8624 default_promote_function_mode_always_promote): Declare.
8625 * target.h (promote_function_args, promote_function_return): Remove.
8626 (promote_function_mode): New.
8627 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8628 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8629 (TARGET_PROMOTE_FUNCTION_MODE): New.
8630 (TARGET_CALLS): Adjust.
8631 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8632 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8634 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8635 * config/s390/s390.c (s390_promote_function_mode): ... here,
8636 with pointer handling.
8637 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8638 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8640 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8641 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8642 with pointer handling.
8643 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8644 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8646 * config/sh/sh-protos.h (sh_promote_function_mode): New.
8647 * config/sh/sh.c (sh_promote_function_mode): New.
8648 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8649 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8651 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8652 * config/cris/cris.c (cris_promote_function_mode): ... here.
8653 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8654 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8656 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8657 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8658 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8659 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8661 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8662 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8663 complex type handling.
8664 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8665 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8667 * config/pa/pa.c (pa_promote_function_mode): New.
8668 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8669 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8671 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8672 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8673 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8674 * config/xtensa/xtensa.c: Likewise.
8675 * config/stormy16/stormy16.c: Likewise.
8676 * config/iq2000/iq2000.c: Likewise.
8677 * config/rs6000/rs6000.c: Likewise.
8678 * config/picochip/picochip.c: Likewise.
8679 * config/arc/arc.c: Likewise.
8680 * config/mcore/mcore.c: Likewise.
8681 * config/score/score.c: Likewise.
8682 * config/mips/mips.c: Likewise.
8683 * config/bfin/bfin.c: Likewise.
8684 * config/ia64/ia64.c: Likewise (disabled though).
8686 * config/frv/frv.h: Remove pointless remark.
8688 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8689 TARGET_PROMOTE_FUNCTION_ARGS,
8690 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8691 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8693 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8695 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8696 -floop-parallelize-all.
8697 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8698 flag_loop_parallelize_all.
8699 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8700 * graphite.c (graphite_transform_loops): Same.
8702 * graphite-poly.c (apply_poly_transforms): Same.
8704 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8706 PR tree-optimization/40914
8707 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8708 if set, then check the delta field of the PMF record.
8709 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8710 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8711 call is stored in the delta.
8713 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8715 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8717 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8719 * config/i386/bsd.h (ASM_BYTE): New define.
8720 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8721 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8722 .byte. Use fputs or putc instead of fprintf where appropriate.
8723 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8724 fputs or putc instead of fprintf where appropriate.
8725 * config/i386/i386elf.h: Ditto.
8726 * config/i386/sysv4.h: Ditto.
8728 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8729 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8730 (*tls_global_dynamic_64): Ditto.
8732 2009-07-31 Christian Bruel <christian.bruel@st.com>
8734 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8736 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8738 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8739 Remove dead code for MINUS.
8741 2009-07-31 Anthony Green <green@moxielogic.com>
8743 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8745 (moxie_expand_epilogue): Ditto for epilogue.
8746 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8748 (moxie_function_arg): Ditto.
8749 (moxie_pass_by_reference): Ditto.
8750 (moxie_arg_partial_bytes): Ditto.
8751 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
8752 (FUNCTION_ARG_ADVANCE) Ditto.
8753 (REG_PARM_STACK_SPACE) Ditto.
8754 (FUNCTION_ARG_REGNO_P) Dito.
8756 * config.gcc: Add moxie linux config support.
8757 * gcc/config/moxie/uclinux.h: New file.
8759 2009-07-31 DJ Delorie <dj@redhat.com>
8761 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
8762 (UNSPECV_SP_SWITCH_E): New.
8763 (sp_switch_1): Change to an unspec.
8764 (sp_switch_2): Change to an unspec. Don't use post-inc when we
8766 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
8767 reference the new stack's address
8769 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8771 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
8772 graphite-clast-to-gimple.o, graphite-dependences.o,
8773 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8774 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
8775 (graphite-blocking.o,
8776 graphite-clast-to-gimple.o, graphite-dependences.o,
8777 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8778 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
8779 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
8780 * cfgloop.h (struct loop): Add can_be_parallel field.
8781 * common.opt (fgraphite-identity): Moved up.
8782 (fgraphite-force-parallel): New flag.
8783 * graphite.c: Rewrite.
8784 * graphite.h: Rewrite.
8785 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
8787 * toplev.c (graphite_out_file): New file descriptor.
8788 (graphite_in_file): New.
8789 (process_options): flag_graphite_force_parallel cannot be used without
8791 * tree-ssa-loop.c: Include toplev.h.
8792 (gate_graphite_transforms): Enable flag_graphite for
8793 flag_graphite_force_parallel.
8795 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8797 * ChangeLog.graphite: New.
8798 * graphite-blocking.c: New.
8799 * graphite-clast-to-gimple.c: New.
8800 * graphite-clast-to-gimple.h: New.
8801 * graphite-dependences.c: New.
8802 * graphite-dependences.h: New.
8803 * graphite-interchange.c: New.
8804 * graphite-poly.c: New.
8805 * graphite-poly.h: New.
8806 * graphite-ppl.c: New.
8807 * graphite-ppl.h: New.
8808 * graphite-scop-detection.c: New.
8809 * graphite-scop-detection.h: New.
8810 * graphite-sese-to-poly.c: New.
8811 * graphite-sese-to-poly.h: New.
8815 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8817 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
8818 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
8820 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8822 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
8823 (scev_is_linear_expression): Return false if the evolution is not
8824 affine multivariate.
8826 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8828 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
8829 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
8831 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8833 * tree-data-ref.c (debug_data_references): New.
8834 (debug_data_reference): New.
8835 * tree-data-ref.h (debug_data_references): Declared.
8836 (debug_data_reference): Declared.
8838 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8840 * tree-data-ref.c (stmt_simple_memref_p: Removed.
8841 * tree-data-ref.h (scop_p): Removed.
8842 (struct data_reference): Remove field scop.
8844 (stmt_simple_memref_p): Removed.
8846 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8848 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
8849 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
8852 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8854 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
8856 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8858 * doc/invoke.texi (-fgraphite-identity): Documented.
8860 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8862 * tree-scalar-evolution.c: Fix comment.
8863 (instantiate_scev_1): Return unknow from scev instantiation if the
8864 result is not above instantiate_below.
8866 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8868 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
8869 static anymore. Instantiate the symbols that may have been introduced
8871 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
8874 2009-07-30 DJ Delorie <dj@redhat.com>
8876 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
8877 .vliw directive to VLIW sections.
8879 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8881 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
8883 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
8884 (AUTOHEADER): New variable.
8885 ($(srcdir)/cstamp-h.in): Use it.
8887 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8888 Pat Haugen <pthaugen@us.ibm.com>
8889 Revital Eres <ERES@il.ibm.com>
8891 * config/rs6000/vector.md (VEC_F): Add VSX support.
8895 (vector_load_<mode>): Ditto.
8896 (vector_store_<mode>): Ditto.
8897 (vector GPR move split): Ditto.
8898 (vec_reload_and_plus_<mptrsize>): Ditto.
8899 (vec_reload_and_reg_<mptrsize>): Ditto.
8900 (add<mode>3): Ditto.
8901 (sub<mode>3): Ditto.
8902 (mul<mode>3): Ditto.
8903 (neg<mode>2): Ditto.
8904 (abs<mode>2): Ditto.
8905 (smin<mode>3): Ditto.
8906 (smax<mode>3): Ditto.
8907 (vector_eq<mode>): Ditto.
8908 (vector_gt<mode>): Ditto.
8909 (vector_ge<mode>): Ditto.
8910 (vector_gtu<mode>): Ditto.
8911 (vector_select_<mode>_uns): Ditto.
8912 (vector_eq_<mode>_p): Ditto.
8913 (vector_gt_<mode>_p): Ditto.
8914 (vector_ge_<mode>_p): Ditto.
8915 (vector_gtu_<mode>_p): Ditto.
8916 (cr6_test_for_zero): Ditto.
8917 (cr6_test_for_zero_reverse): Ditto.
8918 (cr6_test_for_lt): Ditto.
8919 (cr6_test_for_lt_reverse): Ditto.
8920 (xor<mode>3): Ditto.
8921 (ior<mode>3): Ditto.
8922 (and<mode>3): Ditto.
8923 (one_cmpl<mode>2): Ditto.
8924 (nor<mode>2): Ditto.
8925 (andc<mode>2): Ditto.
8926 (float<VEC_int<mode>2): Ditto.
8927 (unsigned_float<VEC_int><mode>2): Ditto.
8928 (fix_trunc<mode><VEC_int>2): Ditto.
8929 (fixuns_trunc<mode><VEC_int>2): Ditto.
8931 (vec_set<mode>): Ditto.
8932 (vec_extract<mode>): Ditto.
8933 (vec_interleave_highv4sf): Ditto.
8934 (vec_interleave_lowv4sf): Ditto.
8935 (vec_realign_load_<mode>): Ditto.
8936 (vec_shl_<mode>): Ditto.
8937 (vec_shr_<mode>): Ditto.
8938 (div<mode>3): New patterns for VSX.
8939 (vec_interleave_highv2df): Ditto.
8940 (vec_interleave_lowv2df): Ditto.
8941 (vec_pack_trunc_v2df): Ditto.
8942 (vec_pack_sfix_trunc_v2df): Ditto.
8943 (vec_pack_ufix_trunc_v2df): Ditto.
8944 (vec_unpacks_hi_v4sf): Ditto.
8945 (vec_unpacks_lo_v4sf): Ditto.
8946 (vec_unpacks_float_hi_v4si): Ditto.
8947 (vec_unpacks_float_lo_v4si): Ditto.
8948 (vec_unpacku_float_hi_v4si): Ditto.
8949 (vec_unpacku_float_lo_v4si): Ditto.
8950 (movmisalign<mode>): Ditto.
8951 (vector_ceil<mode>2): New patterns for vectorizing math library.
8952 (vector_floor<mode>2): Ditto.
8953 (vector_btrunc<mode>2): Ditto.
8954 (vector_copysign<mode>3): Ditto.
8956 * config/rs6000/predicates.md (easy_vector_constant_msb): New
8957 predicate for setting the high bit in each word, used for copysign.
8959 * config/rs6000/ppc-asm.h (f19): Whitespace.
8960 (f32-f63): Define if VSX.
8961 (v0-v31): Define if Altivec.
8962 (vs0-vs63): Define if VSX.
8964 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
8966 * config/rs6000/power7.md: New file, provide tuning parameters for
8969 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
8970 (rs6000_cpu_cpp_builtins): Ditto.
8971 (altivec_overloaded_builtins): Ditto.
8972 (altivec_resolve_overloaded_builtin): Ditto.
8974 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
8975 debug switch to disable vectorizing simple math builtin
8978 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
8979 Vectorize simple math builtin functions.
8980 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
8981 hook to vectorize math builtins.
8982 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
8983 (rs6000_builtin_conversion): Add VSX/power7 support.
8984 (rs6000_builtin_vec_perm): Ditto.
8985 (vsplits_constant): Add support for loading up a vector constant
8986 with just the high bit set in each part.
8987 (rs6000_expand_vector_init): Add VSX/power7 support.
8988 (rs6000_expand_vector_set): Ditto.
8989 (rs6000_expand_vector_extract): Ditto.
8990 (rs6000_emit_move): Ditto.
8991 (bdesc_3arg): Ditto.
8992 (bdesc_2arg): Ditto.
8993 (bdesc_1arg): Ditto.
8994 (rs6000_expand_ternop_builtin): Ditto.
8995 (altivec_expand_builtin): Ditto.
8996 (rs6000_expand_unop_builtin): Ditto.
8997 (rs6000_init_builtins): Ditto.
8998 (altivec_init_builtins): Ditto.
8999 (builtin_function_type): Ditto.
9000 (rs6000_common_init_builtins): Ditto.
9001 (rs6000_handle_altivec_attribute); Ditto.
9002 (rs6000_mangle_type): Ditto.
9003 (rs6000_vector_mode_supported_p): Ditto.
9004 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9007 * config/rs6000/vsx.md: New file for VSX support.
9009 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9010 identifing values with just the most significant bit set.
9011 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9012 vectorized builtins.
9014 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9015 (UNSPEC_VRFIM): Delete.
9016 (splitter for loading up vector with most significant bit): New
9017 splitter for vectorizing copysign.
9018 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9019 vectorizing simple math functions.
9020 (altivec_vrfip): Add support for vectorizing simple math functions.
9021 (altivec_vrfim): Ditto.
9022 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9024 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9025 (power7.md, vsx.md): Include for power7 support.
9026 (copysigndf3): Use VSX instructions if -mvsx.
9027 (negdf2_fpr): Ditto.
9028 (absdf2_fpr): Ditto.
9029 (nabsdf2_fpr): Ditto.
9030 (adddf3_fpr): Ditto.
9031 (subdf3_fpr): Ditto.
9032 (muldf3_fpr): Ditto.
9033 (divdf3_fpr): Ditto.
9034 (fix_truncdfdi2_fpr): Ditto.
9035 (cmpdf_internal1): Ditto.
9036 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9037 (btruncdf2, btruncdf2_fpr): Ditto.
9038 (ceildf2, ceildf2_fpr): Ditto.
9039 (floordf2, floordf2_fpr): Ditto.
9040 (floatdidf2, floatdidf2_fpr): Ditto.
9041 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9042 (fmsubdf4_fpr): Ditto.
9043 (fnmadddf4_fpr_1): Ditto.
9044 (fnmadddf4_fpr_2): Ditto.
9045 (fnmsubdf4_fpr_1): Ditto.
9046 (fnmsubdf4_fpr_2): Ditto.
9047 (fixuns_truncdfdi2): Add expander for VSX support.
9048 (fix_truncdfdi2): Ditto.
9049 (fix_truncdfsi2): Ditto.
9051 (btruncsf2): Whitespace.
9052 (movdf_hardfloat32): Add support for VSX registers.
9053 (movdf_softfloat32): Ditto.
9054 (movdf_hardfloat64): Ditto.
9055 (movdf_hardfloat64_mfpgpr): Ditto.
9056 (movdf_softfloat64): Ditto.
9057 (movti splitters): Add check for vector registers supporting
9058 TImode in the future.
9059 (bpermd): Add power7 bpermd instruction.
9061 * config/rs6000/altivec.h (vec_div): Define if VSX.
9065 (vec_nearbyint): Ditto.
9068 (all predicates): Use the generic builtin function, and not the V4SF
9069 specific function so that the predicates will work with VSX's V2DF.
9073 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9074 Document new VSX functions and types.
9076 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9079 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9080 "wa", and "j" constraints. Modify "v" to talk about Altivec
9081 instead of just vector.
9083 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9086 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9087 location for phi arguments.
9088 (rewrite_update_phi_arguments): Find locations for reaching defs.
9089 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9090 Add location to add_phi_arg calls.
9091 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9092 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9093 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9094 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9095 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9096 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9097 * tree-phinodes.c (make_phi_node): Initialize location.
9098 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9099 (add_phi_arg): Add location parameter.
9100 (remove_phi_arg_num): Move location when moving phi argument.
9101 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9103 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9104 slpeel_update_phi_nodes_for_guard1,
9105 slpeel_update_phi_nodes_for_guard2,
9106 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9107 vect_loop_versioning): Set locations.
9108 * tree-parloops.c (create_phi_for_local_result,
9109 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9110 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9111 * tree-vect-loop.c (get_initial_def_for_induction,
9112 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9114 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9115 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9116 (gimple_phi_arg_set_location): New. Set locus.
9117 (gimple_phi_arg_has_location): New. Check for locus.
9118 (redirect_edge_var_map_location): New. Return locus from var_map.
9119 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9120 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9121 combining PHI arguments.
9122 (cond_store_replacement): Set location.
9123 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9124 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9125 scop_add_exit_phis_edge): Add locations.
9126 * tree-cfgcleanup.c (remove_forwarder_block,
9127 remove_forwarder_block_with_phi): Add locations.
9128 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9129 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9131 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9132 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9133 flush_pending_stmts): Add source location.
9134 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9135 stack to preserve locations.
9136 * tree-vect-stmts.c (vectorizable_load): Add location.
9137 * tree-inline.c (copy_phis_for_bb): Copy locus.
9138 (setup_one_parameter): Add call locus to inlined parameter stmts.
9139 (initialize_inlined_parameters): Pass in call location as parameter
9141 (tree_function_versioning): Pass location to setup_one_parameter.
9142 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9143 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9144 copy and edge lists.
9145 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9146 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9147 locus parameter and override the stmt default if provided.
9148 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9149 elim_graph_add_edge, elim_graph_remove_succ_edge,
9150 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9151 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9152 eliminate_phi): Add locus info in elimination graph for each edge and
9154 (insert_backedge_copies): Copy locus if present.
9155 * tree-flow.h (struct _edge_var_map): Add locus field.
9156 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9157 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9158 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9160 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9162 2009-07-30 Martin Jambor <mjambor@suse.cz>
9164 PR tree-optimization/40570
9165 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9168 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9170 * ssa-loop-manip.c: Include langhooks.h.
9171 (rewrite_phi_with_iv): New.
9172 (rewrite_all_phi_nodes_with_iv): New.
9173 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9174 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9175 * tree-parloops.c (loop_parallel_p): Move out all conditions
9176 except dependency check.
9177 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9178 (gen_parallel_loop): Call canonicalize_loop_ivs without
9179 reduction_list argument.
9180 (build_new_reduction): New.
9181 (gather_scalar_reductions): New.
9182 (try_get_loop_niter): New.
9183 (try_create_reduction_list): New.
9184 (parallleize_loops): Change the parallel conditions check.
9185 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9186 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9188 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9190 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9192 * doc/options.texi (Option properties): Mention new quoting syntax.
9194 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9196 * config/alpha/alpha.c (alpha_start_function):
9197 Handle VMS_DEBUG_MAIN_POINTER
9198 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9199 * doc/invoke.texi: Document -mdebug-main switch.
9201 2009-07-29 Richard Henderson <rth@redhat.com>
9203 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9204 (cgraph_create_edge_including_clones): Likewise.
9205 * tree-inline.c (copy_bb): Operate on the correct edges
9206 when updating the callgraph.
9208 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9210 * config/alpha/vms-cc.c: Deleted.
9211 * config/alpha/vms-ld.c: Deleted.
9212 * config/alpha/t-vms64: Moved to config/vms
9213 * config/alpha/vms-crt0-64.c: Moved to config/vms
9214 * config/alpha/vms-crt0.c: Moved to config/vms
9215 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9216 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9217 * config/alpha/xm-vms.h: Moved to config/vms
9218 * config/alpha/x-vms: Moved to config/vms
9219 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9221 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9222 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9224 * config/vms/t-vms64: Moved here from config/alpha
9225 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9226 (argc,argv,envp): Enforce 32bit malloc'ing.
9227 * config/vms/vms-psxcrt0-64.c: Likewise.
9228 * config/vms/vms-crt0.c: Moved here from config/alpha.
9229 * config/vms/vms-psxcrt0.c: Likewise.
9230 * config/vms/vms-crtl-64.h: New file.
9231 * config/vms/vms-crtl.h: New file.
9232 * config/vms/vms.opt: New file.
9233 * config/vms/xm-vms64.h: New file.
9234 * config/vms/xm-vms.h: Moved here from config/alpha.
9235 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9237 * config/vms/x-vms: Moved here from config/alpha.
9238 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9239 (vms-ld.o, vms-cc.o): Removed.
9240 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9242 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9244 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9245 correct stack (obvious VMS fix).
9247 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9249 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9250 date, version info if VMS_DEBUGGING_INFO defined.
9251 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9252 size, date calculating code moved here.
9254 2009-07-29 Paul Brook <paul@codesourcery.com>
9256 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9259 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9262 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9263 to DImode when generating insq_le insn.
9265 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9267 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9268 New macro set for VMS_DEBUGGGING_INFO.
9269 (AT_string_form): Use it.
9271 2009-07-28 DJ Delorie <dj@redhat.com>
9273 * config/mep/mep.c (vtext_section): New.
9274 (vftext_section): New.
9275 (ftext_section): New.
9276 (mep_select_section): Add support for functions.
9277 (mep_unique_section): Likewise.
9278 (mep_asm_init_sections): Likewise.
9279 (mep_encode_section_info): Remove it from here.
9281 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9283 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9285 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9286 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9288 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9290 * dwarf2out.c (output_file_names): Test new macro
9291 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9292 (add_comp_dir_attribute): Likewise.
9294 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9296 * config/i386/mingw-w64.h (LINK_SPEC): Add
9297 separating space between commands.
9299 2009-07-28 Jan Hubicka <jh@suse.cz>
9301 PR tree-optimization/40759
9302 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9305 2009-07-27 DJ Delorie <dj@redhat.com>
9307 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9308 types are dword-aligned.
9309 (mep_expand_va_start): Likewise.
9311 2009-07-27 Olivier Hainque <hainque@adacore.com>
9312 Douglas B Rupp <rupp@gnat.com>
9314 * convert.c (convert_to_pointer): Don't assume the target
9315 pointer type is POINTER_SIZE long. Fetch its precision instead.
9317 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9319 * system.h (fopen): Undefine if macro.
9321 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9323 * dwarf2out.c (output_cfi_p): Removed.
9324 (output_cfis): New function.
9325 (output_fde): New function, split from output_call_frame_info.
9326 (output_call_frame_info): Use it.
9327 (dwarf2out_switch_text_section): Use output_cfis.
9329 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9331 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9332 TARGET_BI_ARCH is specified without enabling SJLJ.
9333 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9334 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9336 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9338 * arm.md (negdi2): Use DImode if forcing a value into a register.
9340 2009-07-26 Ira Rosen <irar@il.ibm.com>
9342 PR tree-optimization/40801
9343 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9344 of vector operand from the previous copy of vector statement.
9345 Pass the correct definition type value to
9346 vect_get_vec_def_for_stmt_copy().
9348 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9350 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9351 const char ** conversion.
9353 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9355 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9356 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9357 (gcc_unreachable): Invoke __builtin_unreachable() if
9358 !ENABLE_ASSERT_CHECKING.
9360 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9362 PR rtl-optimization/40445
9363 * emit-rtl.c (next_nonnote_insn_bb): New function.
9364 * rtl.h (next_nonnote_insn_bb): Declare new function.
9365 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9366 with no successors that is the successor of the ENTRY_BLOCK.
9367 Continue from the top after removing an empty fallthrough block.
9368 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9369 of next_nonnote_insn.
9371 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9373 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9375 2009-07-25 Martin Jambor <mjambor@suse.cz>
9377 * c-common.c (c_common_attribute_table): New element for noclone.
9378 (handle_noclone_attribute): New function. Forward-declare.
9379 * tree-inline.c (tree_versionable_function_p): Check for noclone
9381 * doc/extend.texi (Labels as Values): Document need for noclone.
9382 (Function Attributes): Document noclone attribute.
9384 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9386 PR rtl-optimization/34999
9387 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9388 and dw_fde_switched_cold_to_hot fields.
9389 (output_cfi_p): New function.
9390 (output_call_frame_info): If fde->dw_fde_switched_sections,
9391 output 2 FDEs instead of one with corrupted header.
9392 (dwarf2out_do_cfi_startproc): New function.
9393 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9394 and fde->dw_fde_switched_cold_to_hot.
9395 (dwarf2out_switch_text_section): Compute
9396 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9397 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9398 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9399 Otherwise, compute fde->dw_fde_switch_cfi.
9401 2009-07-24 Cary Coutant <ccoutant@google.com>
9403 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9405 2009-07-24 Cary Coutant <ccoutant@google.com>
9407 * cfghooks.c (split_block): Copy discriminator to new block.
9408 * tree-cfg.c (assign_discriminator): Check location of last
9409 instruction in block as well as first.
9411 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9413 * config/i386/linux.c: Use fputs or putc instead of fprintf
9415 * config/i386/gas.h: Ditto.
9416 * config/i386/x86-64.h: Ditto.
9417 * config/i386/att.h: Ditto.
9419 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9421 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9424 2009-07-24 Martin Jambor <mjambor@suse.cz>
9426 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9427 (ipa_push_func_to_list_1): Declare.
9428 (ipa_push_func_to_list): New function.
9430 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9431 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9432 (ipa_push_func_to_list): Removed.
9433 (ipa_pop_func_from_list): Clear node_enqueued flag.
9435 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9437 * config/s390/s390.c (override_options): Default
9438 max-unrolled-insns to 100 for z10 tuning.
9440 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9442 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9443 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9444 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9445 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9446 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9447 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9448 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9450 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9452 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9453 use default set in mingw32.h header.
9454 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9455 64-bit /mingw/include path.
9456 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9459 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9461 PR rtl-optimization/40209
9462 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9464 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9466 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9467 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9468 with the rest of string where appropriate. Use fputs or putc
9469 instead of fprintf where appropriate.
9471 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9472 Pat Haugen <pthaugen@us.ibm.com>
9473 Revital Eres <ERES@il.ibm.com>
9475 * config/rs6000/vector.md: New file. Move most of the vector
9476 expander support here from altivec.md to allow for the VSX vector
9477 unit in the future. Add support for secondary_reload patterns.
9478 Rewrite the patterns for vector comparison, and vector comparison
9479 predicate instructions so that the RTL expresses the desired
9480 behavior, instead of using unspec.
9482 * config/rs6000/constraints.md ("f" constraint): Use
9483 rs6000_constraints to hold the precalculated register class.
9484 ("d" constraint): Ditto.
9485 ("wd" constraint): New constraint for VSX.
9486 ("wf" constraint): Ditto.
9487 ("ws" constraint): Ditto.
9488 ("wa" constraint): Ditto.
9489 ("wZ" constraint): Ditto.
9490 ("j" constraint): Ditto.
9492 * config/rs6000/predicates.md (vsx_register_operand): New
9494 (vfloat_operand): New predicate for vector.md.
9495 (vint_operand): Ditto.
9496 (vlogical_operand): Ditto.
9497 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9498 (easy_vector_constant): Add VSX support.
9499 (altivec_indexed_or_indirect_operand): New predicate for
9500 recognizing Altivec style memory references with AND -16.
9502 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9503 for vector secondary reload support.
9504 (rs6000_vector_reg_class): Delete, replacing it with
9506 (rs6000_vsx_reg_class): Ditto.
9507 (rs6000_constraints): New array to hold the register classes of
9508 each of the register constraints that can vary at runtime.
9509 (builtin_mode_to_type): New static array for builtin function type
9511 (builtin_hash_table): New static hash table for builtin function
9513 (TARGET_SECONDARY_RELOAD): Define target hook.
9514 (TARGET_IRA_COVER_CLASSES): Ditto.
9515 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9516 registers are 128 bits if VSX memory reference instructions are used.
9517 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9519 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9520 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9521 Print several of the scheduling related parameters.
9522 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9523 rs6000_constraints instead of rs6000_vector_reg_class. Move
9524 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9525 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9526 Altivec. Add VSX support. Setup for secondary reload support on
9527 Altivec/VSX registers.
9528 (rs6000_override_options): Make power7 set the scheduling groups
9529 like the power5. Add support for new debug switches to override
9530 the scheduling defaults. Temporarily disable -mcpu=power7 from
9531 setting -mvsx. Add support for debug switches -malways-hint,
9532 -msched-groups, and -malign-branch-targets.
9533 (rs6000_buitlin_conversion): Add support for returning unsigned
9534 vector conversion functions to fix regressions due to stricter
9536 (rs6000_builtin_mul_widen_even): Ditto.
9537 (rs6000_builtin_mul_widen_odd): Ditto.
9538 (rs6000_builtin_vec_perm): Ditto.
9539 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9540 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9542 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9544 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9545 VSX types for bit operations. Changes to accomidate vector.md.
9546 (bdesc_2arg): Ditto.
9547 (bdesc_1arg): Ditto.
9548 (struct builtin_description_predicates): Rewrite predicate
9549 handling so that RTL describes the operation, instead of passing
9550 the instruction to be used as a string argument.
9551 (bdesc_altivec_preds): Ditto.
9552 (altivec_expand_predicate_builtin): Ditto.
9553 (altivec_expand_builtin): Ditto.
9554 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9555 statement for vsldoi support.
9556 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9557 (altivec_expand_st_builtin): Ditto.
9558 (paired_expand_builtin): Whitespace changes.
9559 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9560 builtin_mode_to_type table for secondary reload. Call
9561 builtin_function_type to build random builtin functions.
9562 (altivec_init_builtins): Change to use builtin_function_type to
9563 create builtin function types dynamically as we need them.
9564 (builtin_hash_function): New support for hashing the tree types
9565 for builtin function as we need it, rather than trying to build
9566 all of the trees that we need. Add initial preliminary VSX support.
9567 (builtin_function_type): Ditto.
9568 (builtin_function_eq): Ditto.
9569 (builtin_hash_struct): Ditto.
9570 (rs6000_init_builtins): Ditto.
9571 (rs6000_common_init_builtins): Ditto.
9572 (altivec_init_builtins): Ditto.
9573 (rs6000_common_init_builtins): Ditto.
9574 (enum reload_reg_type): New enum for simplifing reg classes.
9575 (rs6000_reload_register_type): Simplify register classes into GPR,
9576 Vector, and other registers. Altivec and VSX addresses in reload.
9577 (rs6000_secondary_reload_inner): Ditto.
9578 (rs6000_ira_cover_classes): New target hook, that returns the
9579 appropriate cover classes, based on -mvsx being used or not.
9580 (rs6000_secondary_reload_class): Add VSX support.
9581 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9582 (get_vsel_insn): Ditto.
9583 (rs6000_emit_vector_compare): Rewrite vector conditional support
9584 so that where we can, we use RTL operators, instead of blindly use
9586 (rs6000_emit_vector_select): Ditto.
9587 (rs6000_emit_vector_cond_expr): Ditto.
9588 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9589 (create_TOC_reference): Add -mdebug=addr support.
9590 (emit_frame_save): VSX loads/stores need register indexed addressing.
9592 * config/rs6000/rs6000.md: Include vector.md.
9594 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9596 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9597 support for V2DI, V2DF in logical, permute, select operations.
9599 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9600 switch for vsx/power7.
9601 (-mvsx-scalar-memory): Ditto.
9602 (-mvsx-align-128): Ditto.
9603 (-mallow-movmisalign): Ditto.
9604 (-mallow-df-permute): Ditto.
9605 (-msched-groups): Ditto.
9606 (-malways-hint): Ditto.
9607 (-malign-branch-targets): Ditto.
9609 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9611 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9612 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9613 (rs6000_vector_reg_class): Delete.
9614 (rs6000_vsx_reg_class): Ditto.
9615 (enum rs6000_reg_class_enum): New enum for the constraints that
9616 vary based on target switches.
9617 (rs6000_constraints): New array to hold the register class for all
9618 of the register constraints that vary based on the switches used.
9619 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9620 (enum rs6000_builtins): Add unsigned varients for the builtin
9621 declarations returned by target hooks for expanding multiplies,
9622 select, and permute operations. Add VSX builtins.
9623 (enum rs6000_builtin_type_index): Add entries for VSX.
9624 (V2DI_type_node): Ditto.
9625 (V2DF_type_node): Ditto.
9626 (unsigned_V2DI_type_node): Ditto.
9627 (bool_long_type_node): Ditto.
9628 (intDI_type_internal_node): Ditto.
9629 (uintDI_type_internal_node): Ditto.
9630 (double_type_internal_node): Ditto.
9632 * config/rs6000/altivec.md (whole file): Move all expanders to
9633 vector.md from altivec.md. Rename insn matching functions to be
9635 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9636 (altivec_vcmp*): Ditto.
9637 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9638 (VM): New iterator for moves that includes the VSX types.
9639 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9640 (altivec_vperm_<mode>_uns): New, for unsigned types.
9641 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9642 (altivec_eq<mode>): Ditto.
9643 (altivec_gt<mode>): Ditto.
9644 (altivec_gtu<mode>): Ditto.
9645 (altivec_eqv4sf): Ditto.
9646 (altivec_gev4sf): Ditto.
9647 (altivec_gtv4sf): Ditto.
9648 (altivec_vcmpbfp_p): Ditto.
9650 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9652 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9655 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9658 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9659 ASM_SHORT instead of .word.
9660 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9661 instead of .word in asm template.
9663 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9666 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9667 (process_bb_node_lives): Use it.
9669 * ira.c (setup_cover_and_important_classes): Don't setup
9670 ira_important_class_nums. Add cover classes to the end of
9672 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9674 (find_reg_class_closure): Use reorder_important_classes.
9676 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9678 * config/i386/i386.c (i386_ira_cover_classes): New function.
9679 (TARGET_IRA_COVER_CLASSES): Redefine.
9681 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9682 importance of order of cover classes in the array.
9684 2009-07-22 Diego Novillo <dnovillo@google.com>
9686 * tree-pass.h (TDF_EH): Define.
9687 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9688 contains TDF_EH, print the EH region number holding GS.
9689 * tree-dump.c (dump_options): Add "eh".
9690 * doc/invoke.texi: Document it.
9692 2009-07-22 Doug Kwan <dougkwan@google.com>
9694 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9696 2009-07-22 Michael Matz <matz@suse.de>
9698 PR tree-optimization/35229
9699 PR tree-optimization/39300
9701 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9702 (inhibit_phi_insertion): New function.
9703 (insert_into_preds_of_block): Call it for REFERENCEs.
9704 (init_pre): Initialize and finalize scalar evolutions.
9705 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9707 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9709 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9710 Use CONST_VECTOR_NUNITS to determine number of elements.
9712 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9714 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9715 (U, W): Constraints are now deprecated and will be removed if we
9717 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9719 ("prefetch"): Add the stcmh instruction for prefetching.
9720 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9722 (s390_short_displacement): Return always true if compiling for
9723 machines not providing the long displacement facility.
9724 (s390_mem_constraint): Support the new constraint letter Z.
9725 (s390_check_qrst_address): New function.
9727 2009-07-21 DJ Delorie <dj@redhat.com>
9729 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9732 2009-07-21 Jason Merrill <jason@redhat.com>
9734 * c-common.c (max_tinst_depth): Increase default to 1024.
9736 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9738 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9739 (vec_unpacku_float_lo_v4si): Ditto.
9741 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9744 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9745 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9746 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9747 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9749 2009-07-21 Jakub Jelinek <jakub@redhat.com>
9751 PR tree-optimization/40813
9752 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
9755 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
9757 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
9758 with a NOP_EXPR if needed.
9760 2009-07-21 Paul Brook <paul@codesourcery.com>
9762 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
9763 Terminate debug dump with newline.
9765 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9767 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
9768 Cast "1" to unsigned HOST_WIDE_INT.
9769 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
9770 deposit length to the maximum length - lsb. Extend length if
9771 HOST_BITS_PER_WIDE_INT is 32.
9773 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9775 * cgraph.h (constant_pool_htab): New function.
9776 (constant_descriptor_tree): Move from varasm.c.
9777 * varasm.c (constant_pool_htab): New function.
9778 (constant_descriptor_tree): Move to cgraph.h.
9780 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9782 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
9784 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
9786 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
9789 2009-07-20 Xinliang David Li <davidxl@google.com>
9791 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
9793 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
9795 * config/mips/mips.md (move_type): Add arith.
9796 (type): Handle arith.
9797 (zero_extendsidi2): Rename this into ...
9798 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
9799 (zero_extendsidi2): New expander.
9800 (*zero_extendsidi2_dext): New pattern.
9802 2009-07-20 Nick Clifton <nickc@redhat.com>
9804 * config.gcc (mips64-*-*): Add definition of tm_defines in order
9805 to set MIPS_ABI_DEFAULT.
9806 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
9808 2009-07-20 Jakub Jelinek <jakub@redhat.com>
9810 * tree-object-size.c (addr_object_size): Handle unions with
9811 array in it as last field of structs in __bos (, 1) as __bos (, 0).
9813 PR tree-optimization/40792
9814 * tree.c (build_function_type_skip_args): Remove bogus assert.
9816 2009-07-20 Jan Hubicka <jh@suse.cz>
9817 Martin Jambor <mjambor@suse.cz>
9819 * cgraph.h (combined_args_to_skip): New field.
9820 * cgraph.c (cgraph_create_virtual_clone): Properly handle
9821 combined_args_to_skip and args_to_skip.
9822 * tree-inline.c (update_clone_info): New function.
9823 (tree_function_versioning): Call update_clone_info.
9824 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
9826 (cgraph_materialize_all_clones): More extensive dumping, working
9827 with combined_args_to_skip rather than args_to_skip.
9829 2009-07-20 Ira Rosen <irar@il.ibm.com>
9831 * tree-vectorizer.h (vectorizable_condition): Add parameters.
9832 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
9833 (get_initial_def_for_reduction): Likewise.
9834 (vectorizable_reduction): Skip the check of first operand in case
9835 of COND_EXPR. Add check that it is outer loop vectorization if
9836 nested cycle was detected. Call vectorizable_condition() for
9837 COND_EXPR. If reduction epilogue cannot be created do not fail for
9838 nested cycles (if it is not double reduction). Assert that there
9839 is only one type in the loop in case of COND_EXPR. Call
9840 vectorizable_condition() to vectorize COND_EXPR.
9841 * tree-vect-stmts.c (vectorizable_condition): Update comment.
9842 Add parameters. Allow nested cycles if called from
9843 vectorizable_reduction(). Use reduction vector variable if provided.
9844 (vect_analyze_stmt): Call vectorizable_reduction() before
9845 vectorizable_condition().
9846 (vect_transform_stmt): Update call to vectorizable_condition().
9848 2009-07-20 Christian Bruel <christian.bruel@st.com>
9850 * config/sh/sh.opt (-mfmovd): Resurrect and document.
9851 * doc/invoke.texi (-mfmovd): Likewise.
9852 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
9854 2009-07-20 Jan Hubicka <jh@suse.cz>
9856 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
9857 when handling SSA name.
9859 2009-07-19 Jan Hubicka <jh@suse.cz>
9861 PR tree-optimization/40676
9862 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
9863 virtual PHIs in empty BBs.
9865 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9867 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
9868 re-expanded the compound use gen_lowpart instead to convert to the
9871 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9873 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
9874 OUTER_CONST arguments.
9875 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
9876 the new wider mode will be masked off.
9877 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
9879 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9881 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
9882 high-order bits are zero.
9884 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9886 * combine.c (simplify_shift_const_1): Split code to determine
9888 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
9889 new bits shifted in are identical to the old sign bit.
9891 2009-07-18 Richard Guenther <rguenther@suse.de>
9894 * gimplify.c (gimplify_call_expr): Reject code using results from
9895 functions returning void.
9897 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9899 * doc/md.texi: Document the new PowerPC "es" constraint.
9900 Document that "m" can include automodified addresses on this target,
9901 and explain how %U must be used. Extend the "Q" and "Z" documentation
9902 to suggest "es" as well as "m".
9903 * config/rs6000/constraints.md (es): New memory constraint.
9904 (Q, Z): Update strings to match new documentation.
9906 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9908 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
9909 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
9910 * config/rs6000/predicates.md (volatile_mem_operand): Use
9911 offsettable_nonstrict_memref_p.
9912 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
9913 (*floatunssidf2_internal): Likewise.
9914 (*fix_truncdfsi2_internal): Likewise.
9915 (*fix_trunctfsi2_internal): Likewise.
9917 2009-07-17 Anatoly Sokolov <aesok@post.ru>
9919 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
9921 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9923 2009-07-17 Richard Guenther <rguenther@suse.de>
9926 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
9927 (pass_warn_unused_result): Likewise.
9928 (TODO_set_props): Remove.
9929 * omp-low.c (diagnose_omp_structured_block_errors): Change to
9931 (pass_diagnose_omp_blocks): Define.
9932 * c-decl.c (pop_file_scope): Do not finalize the CU here.
9933 (c_gimple_diagnostics_recursively): Remove.
9934 (finish_function): Do not call it.
9935 (c_write_global_declarations): Continue after errors.
9936 Finalize the CU here.
9937 * c-gimplify.c (c_genericize): Do not gimplify here.
9938 * c-common.c (c_warn_unused_result): Move ...
9939 * tree-cfg.c (do_warn_unused_result): ... here.
9940 (run_warn_unused_result): New function.
9941 (gate_warn_unused_result): New function.
9942 (pass_warn_unused_result): New pass.
9943 * c-common.h (c_warn_unused_result): Remove.
9944 * flags.h (flag_warn_unused_result): Declare.
9945 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
9946 * opts.c (flag_warn_unused_result): Initialize to false.
9947 * toplev.c (compile_file): Add comment.
9948 * omp-low.c (create_omp_child_function): Do not register
9949 the function with the frontend.
9950 (diagnose_omp_structured_block_errors): Prepare to be
9951 called as optimization pass.
9952 (gate_diagnose_omp_blocks): New function.
9953 (pass_diagnose_omp_blocks): New pass.
9954 * cgraph.h (cgraph_optimize): Remove.
9955 (cgraph_analyze_function): Likewise.
9956 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
9957 * cgraphunit.c (cgraph_lower_function): Lower nested functions
9958 before their parents here.
9959 (cgraph_finalize_function): Not here.
9960 (cgraph_analyze_function): Gimplify functions here.
9961 (cgraph_finalize_compilation_unit): Continue after errors.
9962 Optimize the callgraph from here.
9963 (cgraph_optimize): Make static.
9964 * langhooks.c (write_global_declarations): Finalize the CU.
9965 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
9966 (gimplify_function_tree): Assert we gimplify only once.
9967 Set PROP_gimple_any property.
9968 * tree-nested.c (gimplify_all_functions): New function.
9969 (lower_nested_functions): Gimplify all nested functions.
9970 * gimple.h (diagnose_omp_structured_block_errors): Remove.
9971 * passes.c (init_optimization_passes): Add pass_warn_unused_result
9972 and pass_diagnose_omp_blocks after gimplification. Do not
9973 set TODO_set_props on all_lowering_passes.
9974 (execute_one_pass): Do not handle TODO_set_props.
9975 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
9976 (gimplify.o): Add tree-pass.h dependency.
9977 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
9978 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
9979 (unsave_r): Likewise.
9980 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
9983 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
9985 * doc/service.texi (Service): Restore previously removed link,
9986 which isn't broken after all.
9988 2009-07-17 Richard Guenther <rguenther@suse.de>
9990 PR tree-optimization/40321
9991 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
9992 PHI nodes to the maximal set.
9993 (make_values_for_phi): Add PHI arguments to the maximal set.
9994 (execute_pre): Dump PHI_GEN and the maximal set.
9996 2009-07-17 Jakub Jelinek <jakub@redhat.com>
9999 * gimplify.c (gimplify_conversion): Don't change non-conversions into
10002 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
10004 * doc/extend.texi (Nested Functions): Replace broken link with
10006 * doc/service.texi (Service): Remove broken link.
10008 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10011 * builtins.c (expand_builtin_memcmp): Use loc instead of
10012 EXPR_LOCATION (exp).
10013 (expand_builtin_strncmp): Likewise.
10015 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10016 Manuel López-Ibáñez <manu@gcc.gnu.org>
10019 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10020 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10021 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10022 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10023 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10024 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10025 tree-inline.c, c-common.c, c-common.h, gimple.c,
10026 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10027 convert.c: Add location argument to fold_{unary,binary,ternary},
10028 fold_build[123], build_call_expr, build_size_arg,
10029 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10030 fold_build1_initializer, fold_build2_initializer,
10031 fold_build3_initializer, fold_build_call_array,
10032 fold_build_call_array_initializer, fold_single_bit_test,
10033 omit_one_operand, omit_two_operands, invert_truthvalue,
10034 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10035 combine_comparisons, fold_builtin_*, fold_call_expr,
10036 build_range_check, maybe_fold_offset_to_address, round_up,
10039 2009-07-16 Jason Merrill <jason@redhat.com>
10042 * c-common.c (c_common_reswords): Add __is_standard_layout
10044 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10045 * doc/implement-cxx.texi: New.
10046 * doc/gcc.texi: Include it.
10048 2009-07-16 DJ Delorie <dj@redhat.com>
10050 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10051 compares that may be indirectly affected by previous instructions.
10053 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10055 * builtins.c (do_mpc_arg2): New.
10056 (fold_builtin_2): Fold builtin cpow.
10057 * real.h (HAVE_mpc_pow): New.
10059 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10061 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10062 comparison to skip unprofitable schedule
10064 2009-07-16 Simon Baldwin <simonb@google.com>
10066 * gcc.c (option_map): New flag -no-canonical-prefixes.
10067 * (display_help): Print help text for new flag.
10068 * (process_command): Move options translation and language specifics
10069 and handle new flag early. Use it to set a function pointer to a
10070 prefix builder. Replace make_relative_prefix calls with calls to
10071 the function pointed to. Ignore new flag in regular options handling.
10072 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10074 2009-07-15 DJ Delorie <dj@redhat.com>
10076 * config/mep/mep.md (sibcall_internal): Change register to avoid
10077 argument registers.
10078 (sibcall_value_internal): Likewise.
10080 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10082 PR rtl-optimization/40710
10083 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10085 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10087 * config/mips/mips.md (*extenddi_truncate<mode>,
10088 *extendsi_truncate<mode>): Change type attribute to move_type
10089 with shift_shift. Split out code handling exts from here ...
10090 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10092 (*extendhi_truncateqi): Change type attribute to move_type with
10093 shift_shift. Split out code handling exts from here ...
10094 (*extendhi_truncateqi_exts): ... to this new pattern.
10096 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10098 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10099 instead of "and" with inverted sign bit mask value. Use
10100 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10101 Allocate registers only for operand 4 and operand 5.
10103 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10105 PR middle-end/40747
10106 * fold-const.c (fold_cond_expr_with_comparison): When folding
10107 < and <= to MIN, make sure the MIN uses the same type as the
10108 comparison's operands.
10110 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10112 * arm.md (ior_xor): New code iterator.
10113 (split for ior/xor with shift and zero-extend): New split pattern.
10114 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10116 2009-07-15 Richard Guenther <rguenther@suse.de>
10118 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10121 2009-07-15 Richard Guenther <rguenther@suse.de>
10123 PR middle-end/40753
10124 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10126 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10128 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10129 handle 2.6.30 kernel.
10131 2009-07-15 DJ Delorie <dj@redhat.com>
10133 * config/mep/mep.md (sibcall_internal): Change register to allow
10134 for 24-bit addresses.
10135 (sibcall_value_internal): Likewise.
10137 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10139 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10140 that are enabled/disabled by the flags introduced by a previous patch.
10142 2009-07-14 DJ Delorie <dj@redhat.com>
10144 * config/mep/mep.md (sibcall_internal): Include non-toggling
10146 (sibcall_value_internal): Likewise.
10148 2009-07-14 Taras Glek <tglek@mozilla.com>
10149 Rafael Espindola <espindola@google.com>
10151 * doc/sourcebuild.texi: Document install-plugin target.
10152 * configure.ac: Added install-plugin target to language makefiles.
10153 * configure: Regenerate.
10154 * Makefile.in: (install-plugin): Install more headers,
10155 depend on lang.install-plugin.
10157 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10159 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10162 2009-07-14 DJ Delorie <dj@redhat.com>
10164 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10165 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10166 * config/mep/mep.md (sibcall_internal): Change test from
10167 mep_vliw_mode_match to mep_vliw_jmp_match.
10168 (sibcall_value_internal): Likewise.
10170 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10172 * config/i386/sse.md (copysign<mode>3): New expander.
10173 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10174 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10175 Use ix86_build_const_vector.
10176 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10177 IX86_BUILTIN_CPYSGNPD.
10178 (builtin_description): Add __builtin_ia32_copysignps and
10179 __builtin_ia32_copysignpd.
10180 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10181 and BUILT_IN_COPYSIGNF.
10183 2009-07-13 Jason Merrill <jason@redhat.com>
10185 * builtins.c (can_trust_pointer_alignment): New fn.
10186 (get_pointer_alignment): Factor it out from here.
10187 * tree.h: Declare it.
10189 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10191 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10194 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10198 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10200 2009-07-14 Richard Guenther <rguenther@suse.de>
10201 Andrey Belevantsev <abel@ispras.ru>
10203 PR middle-end/40745
10204 * cfgexpand.c (partition_stack_vars): Do not bother to update
10205 alias information when not optimizing.
10207 2009-07-14 Richard Guenther <rguenther@suse.de>
10208 Andrey Belevantsev <abel@ispras.ru>
10210 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10211 (pt_solution_set): Likewise.
10212 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10213 * tree-ssa-structalias.c (pt_solution_set): New function.
10214 * final.c (rest_of_clean_state): Free SSA data structures.
10215 * print-rtl.c (print_decl_name): Remove.
10216 (print_mem_expr): Implement in terms of print_generic_expr.
10217 * alias.c (ao_ref_from_mem): New function.
10218 (rtx_refs_may_alias_p): Likewise.
10219 (true_dependence): Query alias-export info.
10220 (canon_true_dependence): Likewise.
10221 (write_dependence_p): Likewise.
10222 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10224 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10225 (mem_expr_equal_p): Use operand_equal_p.
10226 (set_mem_attributes_minus_bitpos): Do not use
10227 component_ref_for_mem_expr.
10228 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10229 (update_alias_info_with_stack_vars): Likewise.
10230 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10231 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10232 explicitly nor clear stmt operands.
10233 Free the decl-to-pointer map.
10234 * tree-optimize.c (execute_free_datastructures): Do not free
10235 SSA data structures here.
10236 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10237 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10238 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10240 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10242 2009-07-13 DJ Delorie <dj@redhat.com>
10244 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10245 unrolling at the right iteration count.
10247 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10250 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10252 * haifa-sched.c (rank_for_schedule): Introduced flags to
10253 enable/disable individual scheduling heuristics.
10254 * common.opt: Introduced flags to enable/disable individual
10255 heuristics in the scheduler.
10256 * doc/invoke.texi: Introduced flags to enable/disable individual
10257 heuristics in the scheduler.
10259 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10261 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10262 config/i386/mingw-tls.c.
10263 * config/i386/mingw-tls.c: Removed.
10265 2009-07-13 Ira Rosen <irar@il.ibm.com>
10267 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10268 checks access only relevant statements.
10269 (vectorizable_reduction): Likewise.
10271 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10273 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10274 just for 32-bit case.
10276 2009-07-12 Jan Hubicka <jh@suse.cz>
10278 PR tree-optimization/40585
10279 * except.c (expand_resx_expr): When there already is resume
10280 instruction, produce linked list.
10281 (build_post_landing_pads): Assert that resume is empty.
10282 (connect_post_landing_pads): Handle resume lists.
10283 (dump_eh_tree): Dump resume list.
10285 2009-07-12 Ira Rosen <irar@il.ibm.com>
10287 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10288 with additional argument.
10289 * tree-vectorizer.h (enum vect_def_type): Add
10290 vect_double_reduction_def.
10291 (vect_is_simple_reduction): Add argument.
10292 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10294 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10295 vect_is_simple_reduction with additional argument.
10296 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10298 (reduction_code_for_scalar_code): Handle additional codes by
10299 returning ERROR_MARK for them. Fix comment and indentation.
10300 (vect_is_simple_reduction): Fix comment, add argument to specify
10301 double reduction. Detect double reduction.
10302 (get_initial_def_for_induction): Fix indentation.
10303 (get_initial_def_for_reduction): Fix comment and indentation.
10304 Handle double reduction. Create initial definitions that do not
10305 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10306 (vect_create_epilog_for_reduction): Fix comment, add argument to
10307 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10308 epilogue result extraction. Create double reduction phi node and
10309 replace relevant uses.
10310 (vectorizable_reduction): Call vect_is_simple_reduction with
10311 additional argument. Fix indentation. Update epilogue code treatment
10312 according to the changes in reduction_code_for_scalar_code. Check
10313 for double reduction. Call vect_create_epilog_for_reduction with
10314 additional argument.
10315 * tree-vect-stmts.c (process_use): Handle double reduction, update
10317 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10318 (vect_get_vec_def_for_operand): Likewise.
10320 2009-07-12 Danny Smith <dansmister@gmail.com>
10322 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10323 dllexport if !TREE_PUBLIC.
10324 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10326 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10328 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10329 (avr_extra_arch_macro) Remove declatation.
10330 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10331 (avr_extra_arch_macro) Declare as static.
10332 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10334 2009-07-11 Jan Hubicka <jh@suse.cz>
10336 PR middle-end/48388
10337 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10339 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10342 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10343 cold_in_std_section bits.
10344 (dwarf2out_begin_prologue): Initialize them.
10345 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10346 if already covered by text_section or cold_text_section range.
10348 PR rtl-optimization/40667
10349 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10350 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10351 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10352 * config/i386/i386.c (ix86_minimum_alignment): New function.
10353 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10354 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10355 * emit-rtl.c (gen_reg_rtx): Likewise.
10356 * function.c (assign_parms): Likewise. If nominal_type needs
10357 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10358 rather than passed_type's alignment.
10361 * function.c (assign_parm_setup_stack): Adjust
10362 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10363 from nominal_mode on big endian.
10365 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10367 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10369 2009-07-10 DJ Delorie <dj@redhat.com>
10371 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10373 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10375 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10377 (thumb2_cbnz): Likewise.
10379 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10382 * config.gcc (supported_defaults): Add synci.
10383 (with_synci): Add validation.
10384 (all_defaults): Add synci.
10385 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10388 * config/mips/mips.opt (msynci): New option.
10389 * config/mips/mips.c (mips_override_options): Warn on use of
10390 -msynci for targets that do now support it.
10391 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10393 * gcc/doc/invoke.texi (-msynci): Document the new option.
10394 * doc/install.texi (--with-synci): Document the new option.
10396 2009-07-10 Richard Guenther <rguenther@suse.de>
10398 PR tree-optimization/40496
10399 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10400 the PHI result with a compatible type.
10402 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10406 * c.opt (Wunused-result): New.
10407 * doc/invoke.texi: Document it.
10408 * c-common.c (c_warn_unused_result): Use it.
10410 2009-07-09 DJ Delorie <dj@redhat.com>
10412 * targhooks.c (default_target_can_inline_p): Rename from
10413 default_target_option_can_inline_p.
10414 * targhooks.h (default_target_can_inline_p): Likewise.
10415 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10416 TARGET_OPTION_CAN_INLINE_P.
10417 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10418 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10419 (mep_target_can_inline_p): Rename from
10420 mep_target_option_can_inline_p.
10423 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10424 registers used to pass vectors.
10426 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10428 2009-07-09 Tom Tromey <tromey@redhat.com>
10430 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10431 * config/mmix/mmix.c: Include dwarf2.h.
10432 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10433 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10434 * config/sh/sh.c: Include dwarf2.h.
10435 * config/i386/i386.c: Include dwarf2.h.
10436 * Makefile.in (DWARF2_H): Remove 'elf'.
10437 * except.c: Include dwarf2.h.
10438 * unwind-dw2.c: Include dwarf2.h.
10439 * dwarf2out.c: Include dwarf2.h.
10440 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10441 * unwind-dw2-fde.c: Include dwarf2.h.
10442 * dwarf2asm.c: Include dwarf2.h.
10444 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10446 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10447 (max_issue): Use it.
10448 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10450 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10451 (region_sched_info): Update.
10452 * sched-ebb.c (ebb_sched_info): Update.
10453 * modulo-sched.c (sms_sched_info): Update.
10454 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10456 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10458 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10460 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10462 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10464 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10466 PR middle-end/40692
10467 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10468 arg1 with arg01 if arg1 is already INTEGER_CST.
10470 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10472 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10473 Transform (and (truncate)) into (truncate (and)).
10475 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10477 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10478 creating LHS paradoxical subregs. Fix surrounding returns to
10479 use NULL_RTX rather than 0.
10481 2009-07-08 DJ Delorie <dj@redhat.com>
10483 * config/mep/mep.c: (mep_option_can_inline_p): New.
10484 (TARGET_OPTION_CAN_INLINE_P): Define.
10486 2009-07-08 Mark Wielaard <mjw@redhat.com>
10489 * dwarf2out.c (add_data_member_location_attribute): When we have
10490 only a constant offset don't emit a new location description using
10491 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10494 2009-07-08 Richard Henderson <rth@redhat.com>
10497 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10498 (enum reg_class): Add CLOBBERED_REGS.
10499 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10500 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10501 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10502 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10503 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10504 force 64-bit sibcalls into R11.
10505 * config/i386/constraints.md (U): New constraint.
10506 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10507 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10508 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10510 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10512 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10514 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10515 * ebitmap.h (dump_ebitmap): Ditto.
10516 * optabs.h (optab_libfunc): Ditto.
10517 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10518 * tree-flow.h (vect_can_force_dr_alignment_p,
10519 get_vectype_for_scalar_type): Ditto.
10520 (vectorize_loops): Move prototype to ...
10521 * tree-vectorizer.h: ... here. Also, adjust comment.
10522 (vect_set_verbosity_level): Remove duplicate prototype.
10523 * tree-ssa-loop.c: Include tree-vectorizer.h.
10524 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10526 2009-07-08 Nick Clifton <nickc@redhat.com>
10528 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10531 2009-07-08 DJ Delorie <dj@redhat.com>
10533 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10534 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10535 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10537 * config/mep/intrinsics.md: Regenerated.
10538 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10539 registers when asm() or calls are detected.
10541 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10544 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10546 * gimple (gimple_build_call_from_tree): Likewise.
10547 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10548 no_warning flag before warning.
10550 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10552 * tree.c (set_expr_locus): Remove.
10553 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10554 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10556 * gimplify.c (internal_get_tmp_var): Likewise.
10557 (gimplify_call_expr): Likewise.
10558 (gimplify_one_sizepos): Likewise.
10560 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10563 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10564 to variables for debugging purposes.
10566 2009-06-23 Mark Loeser <mark@halcy0n.com>
10569 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10571 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10573 * pretty-print.c (pp_base_format): Remove %J.
10574 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10575 gcc_cxxdiag_char_table): Likewise.
10576 (init_dynamic_diag_info): Likewise.
10578 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10580 * pretty-print.c (pp_base_format): Remove %H.
10581 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10582 gcc_cxxdiag_char_table): Likewise.
10583 (init_dynamic_diag_info): Likewise.
10584 * config/mep/mep.c (mep_select_section): Likewise.
10586 2009-07-07 Duncan Sands <baldrick@free.fr>
10588 * final.c (pass_clean_state): Give the pass a name.
10589 * passes.c (pass_rest_of_compilation): Likewise.
10590 * tree-optimize.c (pass_all_optimizations): Likewise.
10592 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10594 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10595 an extra 'decl' for error_at.
10597 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10599 PR middle-end/40669
10600 * tree-tailcall.c (adjust_return_value_with_ops,
10601 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10602 if it has complex or vector type.
10604 2009-07-07 Olivier Hainque <hainque@adacore.com>
10606 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10609 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10611 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10613 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10615 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10616 * c-decl.c: Likewise.
10617 * function.c: Likewise.
10618 * varasm.c: Likewise.
10619 * tree-ssa.c: Likewise.
10620 * c-common.c: Likewise.
10621 * tree-cfg.c: Likewise.
10622 * config/spu/spu.c: Likewise.
10623 * config/ia64/ia64.c: Likewise.
10624 * config/v850/v850.c: Likewise.
10626 2009-07-06 DJ Delorie <dj@redhat.com>
10628 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10629 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10630 unspecified accesses to control registers.
10631 * config/mep/intrinsics.md: Regenerate.
10632 * config/mep/intrinsics.h: Regenerate.
10633 * config/mep/mep-intrin.h: Regenerate.
10635 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10637 * c-lex.c: Replace %H by an explicit location. Update all calls.
10638 * c-common.c: Likewise.
10639 * c-decl.c: Likewise.
10640 * c-typeck.c: Likewise.
10641 * fold-const.c: Likewise.
10642 * gimplify.c: Likewise.
10643 * stmt.c: Likewise.
10644 * tree-cfg.c: Likewise.
10645 * tree-ssa-loop-niter.c: Likewise.
10646 * tree-vrp.c: Likewise.
10647 * value-prof.c: Likewise.
10649 2009-07-06 Diego Novillo <dnovillo@google.com>
10651 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10652 if it has one. Handle cases where VAR does not have an
10653 annotation or cfun is NULL.
10655 2009-07-06 Diego Novillo <dnovillo@google.com>
10657 * tree.c: Include debug.h.
10658 (initialize_tree_contains_struct): New.
10659 (init_ttree): Call it.
10660 (tree_node_structure_for_code): Factor out of ...
10661 (tree_node_structure): ... here.
10662 * treestruct.def (TS_PHI_NODE): Remove.
10663 (TS_GIMPLE_STATEMENT): Remove.
10665 2009-07-06 Diego Novillo <dnovillo@google.com>
10667 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10668 (debug_tree_chain): Handle cycles.
10670 2009-07-06 Nick Clifton <nickc@redhat.com>
10671 DJ Delorie <dj@redhat.com>
10673 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10674 __FMOVD_ENABLED__ is defined.
10676 (TARGET_FMOVD): Provide a default definition.
10677 (MASK_FMOVD): Likewise.
10678 (TARGET_CPU_CPP_BUILTINS): Define
10679 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10680 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10681 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10682 (split for DF load from memory into register): Also handle
10683 MEMs which consist of REG+DISP addressing.
10684 (split for DF store from register to memory): Likewise.
10685 (movsf_ie): Always use single fp_mode.
10686 * config/sh/sh.c (sh_override_options): Do not automatically
10687 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10688 that to the -mfmovd command line switch.
10689 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10690 (fldi_ok): Always allow.
10691 * config/sh/sh.opt (mfmovd): Remove this switch.
10692 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10694 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10695 Kaz Kojima <kkojima@gcc.gnu.org>
10697 PR rtl-optimization/30807
10698 * postreload.c (reload_combine): For every new use of REG_SUM,
10699 record the use of BASE.
10701 2009-07-06 Jan Hubicka <jh@suse.cz>
10703 * params.def: Revert my accidental commit at 2009-06-30.
10705 2009-07-04 Ian Lance Taylor <iant@google.com>
10708 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10710 (mingw_format_attribute_overrides): Likewise.
10712 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10715 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10716 don't check cfa.reg. Instead of cfa.indirect use
10717 fde && fde->drap_reg != INVALID_REGNUM test.
10719 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10721 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10723 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10726 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10728 2009-07-03 Richard Guenther <rguenther@suse.de>
10730 PR tree-optimization/40640
10731 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10734 2009-07-03 Jan Hubicka <jh@suse.cz>
10736 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10737 for size, reduce amount of inlining.
10739 2009-07-03 Richard Guenther <rguenther@suse.de>
10741 PR middle-end/34163
10742 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10743 if t +- x is known to not overflow and the conversion widens the
10745 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10747 2009-07-03 Jan Hubicka <jh@suse.cz>
10749 * ipa-pure-const.c (analyze): Update loop optimizer init.
10750 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
10751 try_remove_empty_loop, remove_empty_loops): Remove.
10752 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
10753 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
10754 to mark regular loops as neccesary.
10755 (degenerate_phi_p): New function.
10756 (propagate_necessity, remove_dead_phis): Use it.
10757 (forward_edge_to_pdom): Likewise.
10758 (eliminate_unnecessary_stmts): Take care to remove uses of results of
10759 virtual PHI nodes that became unreachable.
10760 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
10761 * tree-flow.h (remove_empty_loops): Remove.
10762 * passes.c (init_optimization_passes): Remove.
10764 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
10766 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
10767 can_create_pseudo_p.
10768 (*fix_trunc<mode>_i387_1): Ditto.
10769 (*floathi<mode>2_1): Ditto.
10770 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
10771 (*fistdi2_1): Ditto.
10772 (*fist<mode>2_1): Ditto.
10773 (frndintxf2_floor): Ditto.
10774 (*fist<mode>2_floor_1): Ditto.
10775 (frndintxf2_ceil): Ditto.
10776 (*fist<mode>2_ceil_1): Ditto.
10777 (frndintxf2_trunc): Ditto.
10778 (frndintxf2_mask_pm): Ditto.
10779 (fxam<mode>2_i387_with_temp): Ditto.
10780 * config/i386/sse.md (mulv16qi3): Ditto.
10781 (*sse2_mulv4si3): Ditto.
10783 (sse4_2_pcmpestr): Ditto.
10784 (sse4_2_pcmpistr): Ditto.
10786 2009-07-03 Jan Hubicka <jh@suse.cz>
10788 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
10789 (mark_stmt_necessary): Set it.
10790 (mark_operand_necessary): Set it.
10791 (mark_control_dependent_edges_necessary): Set it.
10792 (mark_virtual_phi_result_for_renaming): New function.
10793 (get_live_post_dom): New function.
10794 (forward_edge_to_pdom): New function.
10795 (remove_dead_stmt): Fix handling of control dependences.
10796 (tree_dce_init): Init new bitmap.
10797 (tree_dce_done): Free it.
10799 2009-07-02 Richard Guenther <rguenther@suse.de>
10802 * tree-ssa-structalias.c (new_var_info): Initialize
10805 2009-07-02 Jan Hubicka <jh@suse.cz>
10807 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
10810 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
10812 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
10813 instead of recomputing it. Adjust calls.
10814 (emit_store_flag): Adjust recursive calls.
10816 2009-07-02 Richard Guenther <rguenther@suse.de>
10818 * tree-ssa-live.c (remove_unused_locals): Do not remove
10820 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
10821 of DECL_EXTERNAL for HEAP variables.
10822 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
10823 HEAP variables. Do not adjust RESTRICT vars.
10824 (find_what_var_points_to): Nobody cares if something
10825 points to READONLY.
10827 2009-07-02 Ben Elliston <bje@au.ibm.com>
10829 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
10830 pc_low and pc_high declarations to the top of the function.
10832 2009-07-01 DJ Delorie <dj@redhat.com>
10834 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
10835 registers as fixed.
10836 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
10837 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
10838 unspecified accesses to control registers.
10839 * config/mep/intrinsics.md: Regenerate.
10840 * config/mep/intrinsics.h: Regenerate.
10841 * config/mep/mep-intrin.h: Regenerate.
10843 2009-07-01 Anthony Green <green@moxielogic.com>
10845 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
10846 instruction when possible.
10847 (moxie_expand_prologue): Ditto. Also, save an instruction and
10848 some complexity by popping off of $r12 instead of $sp.
10849 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
10852 2009-07-01 Richard Henderson <rth@redhat.com>
10855 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
10856 contained no insns, reposition note before last insn.
10858 2009-07-01 Richard Henderson <rth@redhat.com>
10861 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
10862 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
10864 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10867 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
10868 darwin9 for printing reg addresses with %y.
10870 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10872 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
10873 truncation from operands in binary operations.
10875 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10878 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10879 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10880 subreg of op0 to the original op0.
10882 * expmed.c (store_bit_field_1): Use a temporary as the destination
10883 instead of a paradoxical subreg when we need to truncate the result.
10885 2009-07-01 DJ Delorie <dj@redhat.com>
10887 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
10888 names to VLIW variants.
10889 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
10890 * config/mep/intrinsics.md: Regenerate.
10891 * config/mep/intrinsics.h: Regenerate.
10892 * config/mep/mep-intrin.h: Regenerate.
10894 2009-07-01 Jakub Jelinek <jakub@redhat.com>
10897 * jump.c (returnjump_p): Revert last patch.
10898 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
10900 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10903 * pa.md (casesi32p): Use jump table label to determine the offset
10905 (casesi64p): Likewise.
10907 * pa.c (forward_branch_p): Return bool type. Use instruction
10908 addresses when available. Assert that INSN has a jump label.
10909 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
10912 2009-07-01 Richard Guenther <rguenther@suse.de>
10914 PR tree-optimization/19831
10915 * tree-ssa-dce.c (propagate_necessity): Calls to functions
10916 that only act as barriers do not make any previous stores necessary.
10917 * tree-ssa-structalias.c (handle_lhs_call): Delay making
10918 HEAP variables global, do not add a constraint from nonlocal.
10919 (find_func_aliases): Handle escapes through return statements.
10920 (compute_points_to_sets): Make escaped HEAP variables global.
10922 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10925 * expmed.c (emit_store_flag): Perform a conversion if necessary,
10926 after reducing a DImode cstore to SImode.
10928 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10930 * expr.c (expand_expr_real_1): Reinstate fallthrough to
10931 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
10933 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
10935 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
10936 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
10938 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
10939 and umod_optab if TARGET_BSD_DIVMOD.
10940 * config/vax/lib1funcs.asm: New file.
10941 * config/vax/t-linux: New file.
10942 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
10944 2009-06-30 Jakub Jelinek <jakub@redhat.com>
10947 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
10948 to type arguments that have void type.
10951 * dwarf2out.c (gen_formal_parameter_die): Call
10952 equate_decl_number_to_die if node is different from origin.
10954 2009-06-30 Anthony Green <green@moxielogic.com>
10956 Clean up moxie port for --enable-build-with-cxx.
10957 * config/moxie/moxie.c (moxie_function_value): First two
10958 parameters are const_tree, not tree.
10959 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
10960 (REG_CLASS_NAMES): Ditto.
10961 (REGNO_REG_CLASS): Ditto.
10962 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
10963 (moxie_function_value): Fix constyness of arguments.
10965 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
10967 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
10968 finalize_size_functions before further processing.
10969 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
10970 (variable_size): Call self_referential_size on size expressions
10971 that contain a PLACEHOLDER_EXPR.
10972 (size_functions): New static variable.
10973 (copy_self_referential_tree_r): New static function.
10974 (self_referential_size): Likewise.
10975 (finalize_size_functions): New global function.
10976 * tree.c: Include tree-inline.h.
10977 (push_without_duplicates): New static function.
10978 (find_placeholder_in_expr): New global function.
10979 (substitute_in_expr) <tcc_declaration>: Return the replacement object
10981 <tcc_expression>: Likewise.
10982 <tcc_vl_exp>: If the replacement object is a constant, try to inline
10983 the call in the expression.
10984 * tree.h (finalize_size_functions): Declare.
10985 (find_placeholder_in_expr): Likewise.
10986 (FIND_PLACEHOLDER_IN_EXPR): New macro.
10987 (substitute_placeholder_in_expr): Update comment.
10988 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
10990 (copy_tree_body_r): Likewise.
10991 (copy_tree_body): New static function.
10992 (maybe_inline_call_in_expr): New global function.
10993 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
10994 (maybe_inline_call_in_expr): Declare.
10995 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
10996 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
10999 2009-06-30 Richard Guenther <rguenther@suse.de>
11001 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
11003 (propagate_necessity): Do not mark reaching defs of stores
11006 2009-06-30 Jan Hubicka <jh@suse.cz>
11008 * cfgloopanal.c (check_irred): Move into ...
11009 (mark_irreducible_loops): ... here; return true if ireducible
11011 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11012 (analyze_function): Try to prove loop finiteness.
11013 * cfgloop.h (mark_irreducible_loops): Update prototype.
11014 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11016 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11018 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11020 2009-06-30 Ira Rosen <irar@il.ibm.com>
11022 PR tree-optimization/40542
11023 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11026 2009-06-30 Martin Jambor <mjambor@suse.cz>
11028 PR tree-optimization/40582
11029 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11030 than useless_type_conversion_p.
11031 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11034 2009-06-30 Martin Jambor <mjambor@suse.cz>
11036 PR middle-end/40554
11037 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11039 2009-06-30 Richard Guenther <rguenther@suse.de>
11041 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11042 use ao_ref references.
11043 (walk_aliased_vdefs): Likewise.
11044 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11045 * tree-ssa-dce.c (struct ref_data): Remove.
11046 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11047 (mark_aliased_reaching_defs_necessary): Adjust.
11048 (mark_all_reaching_defs_necessary_1): Likewise.
11050 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11053 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11054 (emit_store_flag_1): Extract from emit_store_flag, adjust
11055 calls to (what now is) emit_cstore.
11056 (emit_store_flag): Call emit_store_flag_1 and also use it
11057 for what used to be recursive calls.
11059 2009-06-30 Wei Guozhi <carrot@google.com>
11062 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11063 if the target bb post dominates from bb.
11064 * config/i386/i386.c (memory_address_length): Check existence of base
11065 register before using it.
11067 2009-06-30 Nick Clifton <nickc@redhat.com>
11068 DJ Delorie <dj@redhat.com>
11070 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11071 __FMOVD_ENABLED__ is defined.
11073 (TARGET_FMOVD): Provide a default definition.
11074 (MASK_FMOVD): Likewise.
11075 (TARGET_CPU_CPP_BUILTINS): Define
11076 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11077 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11078 two fmov instructions depending upon whether TARGET_FMOVD is
11080 (split for DF load from memory into register): Also handle
11081 MEMs which consist of REG+DISP addressing.
11082 (split for DF store from register to memory): Likewise.
11083 * config/sh/sh.opt (mfmovd): Remove this switch.
11084 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11085 * config/sh/sh.c (sh_override_options): Do not automatically
11086 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11087 that to the -mfmovd command line switch.
11089 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11091 (fldi_ok): Always allow.
11092 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11094 2009-06-29 DJ Delorie <dj@redhat.com>
11096 * doc/install.texi (mep-x-elf): Correct chip's full name.
11098 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11100 * doc/extend.texi: Fix typo.
11102 2009-06-29 Tom Tromey <tromey@redhat.com>
11104 * dwarf2.h: Remove.
11105 * Makefile.in (DWARF2_H): New variable.
11106 (except.o): Use it.
11107 (dwarf2out.o): Likewise.
11108 (dwarf2asm.o): Likewise.
11109 * config/i386/t-i386: Use DWARF2_H.
11110 * except.c: Include elf/dwarf2.h.
11111 * unwind-dw2.c: Include elf/dwarf2.h.
11112 * dwarf2out.c: Include elf/dwarf2.h.
11113 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11114 <dtprel>: New field.
11115 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11116 (size_of_loc_descr): Likewise.
11117 (output_loc_operands_raw): Likewise.
11118 (output_loc_operands): Handle new dtprel field.
11119 (loc_checksum): Update.
11120 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11121 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11122 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11123 * dwarf2asm.c: Include elf/dwarf2.h.
11124 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11125 * config/mmix/mmix.c: Include elf/dwarf2.h.
11126 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11127 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11128 * config/sh/sh.c: Include elf/dwarf2.h.
11129 * config/i386/i386.c: Include elf/dwarf2.h.
11131 2009-06-29 DJ Delorie <dj@redhat.com>
11133 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11135 * doc/extend.texi: Add MeP attributes and pragmas.
11136 * doc/invoke.text: Add MeP Options.
11137 * doc/contrib.texi: Add MeP contribution.
11138 * doc/md.texi: Add MeP constraints.
11139 * doc/install.texi: Add MeP target.
11141 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11143 * target.h (struct gcc_target): Add frame_pointer_required field.
11144 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11145 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11146 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11148 * reload1.c (update_eliminables): (Ditto.).
11149 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11150 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11151 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11153 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11155 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11156 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11157 (arm_frame_pointer_required): New function.
11159 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11160 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11161 (avr_frame_pointer_required_p): Declare as static.
11162 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11164 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11165 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11166 (bfin_frame_pointer_required): Make as static, change return type
11168 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11170 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11171 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11172 (cris_frame_pointer_required): New function.
11174 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11176 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11177 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11178 (fr30_frame_pointer_required): New function.
11180 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11181 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11182 (frv_frame_pointer_required): Make as static, change return type
11184 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11186 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11187 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11188 (ix86_frame_pointer_required): Make as static, change return type to
11190 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11192 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11193 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11195 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11197 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11199 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11201 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11202 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11203 (mips_frame_pointer_required): Make as static.
11204 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11206 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11207 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11208 (mmix_frame_pointer_required): Mew function.
11210 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11211 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11213 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11215 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11217 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11219 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11220 (CAN_ELIMINATE): Redefine.
11221 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11222 (sparc_frame_pointer_required): New function.
11223 (sparc_can_eliminate): New function.
11224 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11226 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11227 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11229 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11230 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11231 (xtensa_frame_pointer_required): Make as static, change return type
11233 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11236 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11238 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11239 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11240 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11241 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11242 (register_callback): Handle PLUGIN_START_UNIT.
11243 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11245 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11247 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11249 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11250 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11252 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11254 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11257 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11259 * doc/extend.texi (Additional Floating Types): __float128 is also
11260 supported on i386 targets.
11262 2009-06-29 Richard Guenther <rguenther@suse.de>
11264 PR middle-end/14187
11265 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11267 (pt_solutions_same_restrict_base): Declare.
11268 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11270 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11271 (make_constraint_from, make_copy_constraint): Move earlier.
11272 (make_constraint_from_heapvar): New function.
11273 (make_constraint_from_restrict): Likewise.
11274 (handle_lhs_call): Use it.
11275 (find_func_aliases): Use it to track conversions to restrict
11276 qualified pointers.
11277 (struct fieldoff): Add only_restrict_pointers flag.
11278 (push_fields_onto_fieldstack): Initialize it.
11279 (create_variable_info_for): Track global restrict qualified pointers.
11280 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11281 Track restrict qualified pointer arguments.
11282 (set_uids_in_ptset): Use varinfo is_global_var flag.
11283 (find_what_var_points_to): Set the vars_contains_restrict flag.
11284 Always create the points-to solution for sets including restrict tags.
11285 (pt_solutions_same_restrict_base): New function.
11286 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11287 qualified pointers use pt_solutions_same_restrict_base as
11288 additional source for disambiguation.
11290 2009-06-29 Richard Guenther <rguenther@suse.de>
11292 PR middle-end/38212
11293 * alias.c (find_base_decl): Remove.
11294 (get_deref_alias_set_1): Remove restrict handling.
11295 * c-common.c (c_apply_type_quals_to_decl): Do not set
11296 DECL_POINTER_ALIAS_SET.
11297 * gimplify.c (find_single_pointer_decl_1): Remove.
11298 (find_single_pointer_decl): Likewise.
11299 (internal_get_tmp_var): Remove restrict handling.
11300 (gimple_regimplify_operands): Likewise.
11301 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11302 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11303 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11304 * tree.c (restrict_base_for_decl): Remove.
11305 (init_ttree): Do not allocate it.
11306 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11307 LABEL_DECL_UID for label decls.
11308 (copy_node_stat): Do not copy restrict information.
11309 (decl_restrict_base_lookup): Remove.
11310 (decl_restrict_base_insert): Likewise.
11311 (print_restrict_base_statistics): Likewise.
11312 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11313 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11314 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11315 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11316 (LABEL_DECL_UID): Adjust.
11317 (DECL_BASED_ON_RESTRICT_P): Remove.
11318 (DECL_GET_RESTRICT_BASE): Likewise.
11319 (SET_DECL_RESTRICT_BASE): Likewise.
11320 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11322 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11323 instead of DECL_POINTER_ALIAS_SET.
11324 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11325 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11326 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11328 2009-06-29 Richard Guenther <rguenther@suse.de>
11330 PR tree-optimization/40579
11331 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11332 the IL to simplify has constants that overflowed.
11334 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11336 PR tree-optimization/40550
11337 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11338 vector_compute_type only when the size of vector_compute_type is
11339 less than the size of type.
11341 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11343 * fold-const.c (contains_label_1): Fix comments.
11344 (contains_label_p): Do not walk trees multiple time.
11346 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11348 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11349 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11350 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11351 ix86_fp_comparison_operator.
11352 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11353 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11354 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11355 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11356 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11357 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11358 (related splits): Change predicate to ix86_fp_comparison_operator.
11359 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11360 instead of ix86_fp_comparison_codes.
11361 (ix86_trivial_fp_comparison_operator,
11362 ix86_fp_comparison_operator): New.
11363 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11364 (ix86_expand_compare): Eliminate last two parameters.
11365 (ix86_fp_jump_nontrivial_p): Kill.
11366 * config/i386/i386.c (put_condition_code): Eliminate call to
11367 ix86_fp_comparison_codes and subsequent assertion.
11368 (ix86_fp_comparison_codes): Eliminate.
11369 (ix86_fp_swap_condition): New.
11370 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11371 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11372 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11373 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11374 and ix86_fp_swap_condition.
11375 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11376 Use ix86_fp_comparison_strategy.
11377 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11378 (ix86_fp_jump_nontrivial_p): Eliminate.
11379 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11380 call to ix86_expand_compare.
11381 (ix86_split_fp_branch, ix86_expand_setcc,
11382 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11383 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11385 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11387 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11388 related to jump_clobbers.
11389 * config/arm/arm.md (conds): Remove jump_clob case.
11390 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11391 splits): Change comparison_operator to arm_comparison_operator.
11392 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11395 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11397 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11398 condition for floating point modes.
11399 * expmed.c (emit_store_flag_1): Move here a bigger part
11400 of emit_store_flag.
11401 (emit_store_flag): Try swapping the condition for floating point
11403 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11405 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11407 * expr.c (expand_expr_real_1): Just use do_store_flag.
11408 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11409 emit_store_flag_force.
11410 * expmed.c (emit_store_flag_force): Copy here trick
11411 previously in expand_expr_real_1. Try reversing the comparison.
11412 (emit_store_flag_1): Work if target is NULL.
11413 (emit_store_flag): Work if target is NULL, using the result mode
11414 from the comparison. Use split_comparison, restructure final part
11415 to simplify conditionals.
11417 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11419 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11420 * dojump.c (do_jump): Change handling of floating-point
11421 ops to use just do_compare_and_jump.
11422 (split_comparison): New.
11423 (do_compare_rtx_and_jump): Add here logic coming previously
11424 in do_jump, using split_comparison.
11426 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11429 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11431 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11433 * tree-ssa-alias.c: Fix unintentional commit.
11435 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11437 * passes.c (execute_one_pass): Fix unintentional commit.
11439 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11441 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11442 (df_rd_local_compute, df_md_local_compute): Inline them.
11444 (df_md_scratch): New.
11445 (df_md_alloc, df_md_free): Allocate/free it.
11446 (df_md_local_compute): Only include live registers in init.
11447 (df_md_transfer_function): Prune the in-set computed by
11448 the confluence function, and the gen-set too.
11450 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11452 PR rtl-optimization/26854
11453 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11454 * df-problems.c (df_rd_add_problem): Fix comment.
11455 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11456 df_md_simulate_artificial_defs_at_top,
11457 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11458 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11459 df_md_transfer_function, df_md_init, df_md_confluence_0,
11460 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11461 problem_MD, df_md_add_problem): New.
11462 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11463 df_md_get_bb_info): New.
11464 (DF_LAST_PROBLEM_PLUS1): Adjust.
11466 * Makefile.in (fwprop.o): Include domwalk.h.
11467 * fwprop.c: Include domwalk.h.
11468 (reg_defs, reg_defs_stack): New.
11469 (bitmap_only_bit_between): Remove.
11470 (process_defs): New.
11471 (process_uses): Use reg_defs and local_md instead of
11472 bitmap_only_bit_between and local_rd.
11473 (single_def_use_enter_block): New, from build_single_def_use_links.
11474 (single_def_use_leave_block): New.
11475 (build_single_def_use_links): Remove code moved to
11476 single_def_use_enter_block, invoke domwalk.
11477 (use_killed_between): Adjust comment.
11479 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11481 * bitmap.h (bitmap_ior_and_into): New.
11482 * bitmap.c (bitmap_ior_and_into): New.
11484 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11486 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11487 before_dom_children_before_stmts and after_dom_children_after_stmts.
11488 Rename the two remaining callbacks to just before_dom_children and
11489 after_dom_children. Remove other GIMPLE statement walking bits.
11490 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11491 * graphite.c: Do not include domwalk.h.
11492 * tree-into-ssa.c (interesting_blocks): New global.
11493 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11494 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11495 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11496 now that they're not domwalk callbacks.
11497 (rewrite_initialize_block): Rename to...
11498 (rewrite_enter_block): ... this, place after called functions. Test
11499 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11500 (rewrite_finalize_block): Rename to...
11501 (rewrite_leave_block): ... this, place after called functions.
11502 (rewrite_update_init_block): Rename to...
11503 (rewrite_update_enter_block): ... this, place after called functions.
11504 Test interesting_blocks, call rewrite_update_stmt and
11505 rewrite_update_phi_arguments.
11506 (rewrite_update_fini_block): Rename to...
11507 (rewrite_leave_block): ... this, place after called functions.
11508 (rewrite_blocks): Remove last argument, simplify initialization of
11510 (mark_def_sites_initialize_block): Rename to...
11511 (mark_def_sites_block): ... this, call mark_def_sites.
11512 (mark_def_sites_blocks): Remove argument, simplify initialization of
11514 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11515 (update_ssa): Likewise.
11516 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11518 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11519 (dom_opt_initialize_block): Rename to...
11520 (dom_opt_enter_block): ... this, place after called functions. Walk
11521 statements here, inline propagate_to_outgoing_edges.
11522 (dom_opt_finalize_block): Rename to...
11523 (dom_opt_leave_block): ... this, place after called functions.
11524 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11526 (dse_enter_block, dse_record_phi): New.
11527 (dse_record_phis): Delete.
11528 (dse_finalize_block): Rename to...
11529 (dse_leave_block): ... this.
11530 (tree_ssa_dse): Simplify initialization of walk_data.
11531 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11532 Adjust initialization of walk_data.
11533 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11534 * tree-ssa-loop-phiopt.c (get_non_trapping):
11535 Adjust initialization of walk_data.
11536 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11537 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11538 it's not a domwalk callback.
11539 (uncprop_initialize_block): Rename to...
11540 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11541 (dse_finalize_block): Rename to...
11542 (dse_leave_block): ... this.
11543 (tree_ssa_uncprop): Simplify initialization of walk_data.
11544 * Makefile.in: Adjust dependencies.
11546 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11548 * arm.md (casesi): Fix test for Thumb1.
11549 (thumb1_casesi_internal_pic): Likewise.
11550 (thumb1_casesi_dispatch): Likewise.
11552 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11554 * config/arm/arm-cores.def: Added core cortex-m0.
11555 * config/arm/arm-tune.md: Regenerated.
11556 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11558 2009-06-26 DJ Delorie <dj@redhat.com>
11560 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11562 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11563 the scheduler doesn't tag jump insns.
11565 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11567 * c-decl.c (merge_decls): Re-indent.
11569 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11572 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11573 Special-case decimal float constants.
11575 2009-06-26 Richard Henderson <rth@redhat.com>
11577 * function.h (struct function): Add cannot_be_copied_reason,
11578 and cannot_be_copied_set.
11579 * tree-inline.c (has_label_address_in_static_1): Rename from
11580 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11581 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11582 don't set inline_forbidden_reason.
11583 (copy_forbidden): New function, split out of inline_forbidden_p.
11584 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11585 (inline_forbidden_p): Use copy_forbidden.
11586 (tree_versionable_function_p): Likewise.
11587 (inlinable_function_p): Merge into tree_inlinable_function_p.
11588 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11589 * ipa-cp.c (ipcp_versionable_function_p): New function.
11590 (ipcp_cloning_candidate_p): Use it.
11591 (ipcp_node_modifiable_p): Likewise.
11593 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11595 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11596 that is marked not to be inlined. Remove flag_mudflap use.
11597 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11598 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11600 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11603 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11604 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11606 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11608 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11610 (__mingwthr_remove_key_dtor): Likewise.
11612 2009-06-26 Richard Guenther <rguenther@suse.de>
11614 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11616 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11618 PR middle-end/40525
11619 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11620 try the non-cond_exec path also.
11622 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11625 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11626 (output_cbranch): Use new functions.
11627 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11630 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11631 Pat Haugen <pthaugen@us.ibm.com>
11632 Revital Eres <ERES@il.ibm.com>
11634 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11635 for %c error. Add %x support to print VSX registers as a unified
11636 register set, instead of separate float and altivec registers.
11637 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11638 %y case, and add support for VSX pre-modify addresses.
11639 (output_toc): Add assert for CONST containing an integer constant
11641 (rs6000_adjust_cost): Add POWER7 support.
11642 (insn_must_be_first_in_group): Ditto.
11643 (insn_must_be_last_in_group): Ditto.
11644 (rs6000_emit_popcount): Ditto.
11645 (rs6000_vector_mode_supported_p): Ditto.
11647 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11648 Change some of the functions called by macros to being called
11649 through a pointer, so debug functions can be inserted if
11650 -mdebug=addr or -mdebug=cost.
11651 (rs6000_preferred_reload_class_ptr): Ditto.
11652 (rs6000_secondary_reload_class_ptr): Ditto.
11653 (rs6000_secondary_memory_needed_ptr): Ditto.
11654 (rs6000_cannot_change_mode_class_ptr): Ditto.
11655 (rs6000_secondary_reload_inner): Ditto.
11656 (rs6000_legitimize_reload_address): Ditto.
11657 (rs6000_legitimize_reload_address_ptr): Ditto.
11658 (rs6000_mode_dependent_address): Ditto.
11659 (rs6000_mode_dependent_address_ptr): Ditto.
11661 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11662 function to return true if the mode allows reg + integer
11664 (virtual_stack_registers_memory_p): New function to return true if
11665 the address refers to a virtual stack register.
11666 (rs6000_legitimate_offset_address_p): Move code to say whether a
11667 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11669 (rs6000_legitimate_address_p): Add checks for modes that only can
11670 do reg+reg addressing. Start adding VSX support.
11671 (rs6000_legitimize_reload_address): Ditto.
11672 (rs6000_legitimize_address): Ditto.
11673 (rs6000_debug_legitimate_address_p): New debug functions for
11674 -mdebug=addr and -mdebug=cost.
11675 (rs6000_debug_rtx_costs): Ditto.
11676 (rs6000_debug_address_costs): Ditto.
11677 (rs6000_debug_adjust_cost): Ditto.
11678 (rs6000_debug_legitimize_address): Ditto.
11679 (rs6000_legitimize_reload_address_ptr): Point to call normal
11680 function or debug function. Make functions called via pointer
11682 (rs6000_mode_dependent_address_ptr): Ditto.
11683 (rs6000_secondary_reload_class_ptr): Ditto.
11684 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11685 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11686 into a friendlier error.
11687 (rs6000_init_builtins): Add initial VSX support.
11688 (rs6000_adjust_cost): Fix some spacing issues.
11690 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11691 (REG_CLASS_NAMES): Ditto.
11692 (REG_CLASS_CONTENTS): Ditto.
11693 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11694 pointer, to add -mdebug=addr support.
11695 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11696 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11697 -mdebug=addr support.
11698 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11699 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11700 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11702 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11704 (bswapsi*): Set attribute types for load/store. Add combiner
11705 patterns to eliminate zero extend on 64-bit.
11706 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11707 stdbrx if the hardware supports those instructions.
11709 2009-06-25 Ian Lance Taylor <iant@google.com>
11711 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11712 (Link Options): Document -static-libstdc++.
11714 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11717 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11718 DATA_ALIGNMENT instead.
11720 2009-06-25 Richard Guenther <rguenther@suse.de>
11722 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11723 indirect references against the callused/escaped solutions.
11724 (call_may_clobber_ref_p_1): Likewise.
11726 2009-06-25 Martin Jambor <mjambor@suse.cz>
11728 PR tree-optimization/40493
11729 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11730 (enum unscalarized_data_handling): New type.
11731 (handle_unscalarized_data_in_subtree): Return what has been done.
11732 (load_assign_lhs_subreplacements): Handle left flushes differently.
11733 (sra_modify_assign): Use unscalarized_data_handling, simplified
11734 condition determining whether to remove the statement.
11736 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11738 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11739 excerpt - @ should be doubled for texinfo.
11741 2009-06-24 Ian Lance Taylor <iant@google.com>
11743 * config/arc/arc.c: Include "df.h".
11744 (arc_attribute_table): Make static. Move higher in file.
11745 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11746 (output_shift): Initialize n later to avoid warning.
11747 * config/arm/arm.c (arm_attribute_table): Make static. Move
11749 * config/avr/avr.c (avr_attribute_table): Make static. Move
11751 (reg_class_tab): Change array type from int to enum reg_class.
11752 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
11754 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
11755 (lshrhi3_out): Likewise.
11756 (class_likely_spilled_p): Change return type to bool.
11757 (avr_rtx_costs): Use local code variable with enum type.
11758 * config/avr/avr.md (movmemhi): Use add_reg_note.
11759 (andhi3, andsi3): Don't use AS2 with "and".
11760 (iorhi3, iorsi3): Don't use AS2 with "or".
11761 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
11762 * config/crx/crx.c: Include "df.h".
11763 (crx_attribute_table): Make static.
11764 * config/m32r/m32r.c: Include "df.h".
11765 (m32r_attribute_table): Make static. Move higher in file.
11766 (pop): Use add_reg_note.
11767 (block_move_call): Change 0 to LCT_NORMAL in function call.
11768 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
11769 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
11770 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
11771 declare, not just when TREE_CODE is defined.
11772 * config/m68hc11/m68hc11.c: Include "expr.h".
11773 (m68hc11_attribute_table): Make static. Move higher in file.
11774 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
11776 (m68hc11_register_indirect_p): Likewise.
11777 (m68hc11_function_arg_padding): Change return type to enum
11779 (emit_move_after_reload): Use add_reg_note.
11780 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
11781 (m68hc11_split_logical): Likewise.
11782 (m68hc11_rtx_costs): Add local code_and outer_code variables with
11784 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
11785 to VOIDmode in function call.
11786 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
11788 (m68hc11_split_logical): Update declaration.
11789 (m68hc11_function_arg_padding): Update declaration.
11790 * config/mcore/mcore.c (regno_reg_class): Change form array of int
11791 to array of enum reg_class.
11792 (mcore_attribute_table): Make static. Move higher in file.
11793 (mcore_rtx_costs): Add cast to enum type.
11794 * config/mcore/mcore.h (regno_reg_class): Update declaration.
11795 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
11796 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
11798 * config/sh/predicates.md (trapping_target_operand): Rename and to
11800 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
11802 * config/spu/spu.c (spu_attribute_table): Make static. Move
11804 * config/v850/v850.c (v850_attribute_table): Make static. Move
11806 (v850_rtx_costs): Use local code with enum type.
11807 (expand_epilogue): Add cast.
11808 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
11810 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
11813 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
11814 -m2a-single-only and -m2a-nofpu.
11815 * config/sh/sh.opt: Document m2a generates FPU code.
11817 2009-06-24 Anatoly Sokolov <aesok@post.ru>
11819 * defaults.h (CAN_ELIMINATE): Provide default.
11820 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11821 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
11822 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
11823 * config/spu/spu.h (CAN_ELIMINATE): Delete.
11824 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
11825 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
11826 * config/cris/cris.h (CAN_ELIMINATE): Delete.
11827 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
11828 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
11829 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
11831 2009-06-24 DJ Delorie <dj@redhat.com>
11833 * mep-ext-cop.cpu: Fix copyright notice.
11834 * mep-default: Fix copyright notice.
11835 * mep-core: Fix copyright notice.
11836 * mep: Fix copyright notice.
11837 * mep-ivc2: Fix copyright notice.
11838 * mep-c5: Fix copyright notice.
11840 2009-06-24 Denis Chertykov <chertykov@gmail.com>
11842 * doc/contrib.texi (Contributors):
11844 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
11846 PR middle-end/40501
11847 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
11848 src and dst operands if necessary.
11850 2009-06-23 DJ Delorie <dj@redhat.com>
11853 * config.gcc: Add mep support.
11854 * recog.c: Resurrect validate_replace_rtx_subexp().
11855 * recog.h: Likewise.
11856 * config/mep/: Add new port:
11857 * config/mep/constraints.md: New file.
11858 * config/mep/default.h: New file.
11859 * config/mep/intrinsics.h: New file.
11860 * config/mep/intrinsics.md: New file.
11861 * config/mep/ivc2-template.h: New file.
11862 * config/mep/mep-c5.cpu: New file.
11863 * config/mep/mep-core.cpu: New file.
11864 * config/mep/mep-default.cpu: New file.
11865 * config/mep/mep-ext-cop.cpu: New file.
11866 * config/mep/mep-intrin.h: New file.
11867 * config/mep/mep-ivc2.cpu: New file.
11868 * config/mep/mep-lib1.asm: New file.
11869 * config/mep/mep-lib2.c: New file.
11870 * config/mep/mep-pragma.c: New file.
11871 * config/mep/mep-protos.h: New file.
11872 * config/mep/mep-tramp.c: New file.
11873 * config/mep/mep.c: New file.
11874 * config/mep/mep.cpu: New file.
11875 * config/mep/mep.h: New file.
11876 * config/mep/mep.md: New file.
11877 * config/mep/mep.opt: New file.
11878 * config/mep/predicates.md: New file.
11879 * config/mep/t-mep: New file.
11881 2009-06-23 Ian Lance Taylor <iant@google.com>
11883 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
11884 from loose_warn into c_loose_warn and from strict_warn into
11885 c_strict_warn. Set and substitute warn_cxxflags. Check for
11886 --enable-build-with-cxx. Set and substitute
11887 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
11888 * Makefile.in (CXXFLAGS): New variable.
11889 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
11890 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
11891 the default is the same as $(STRICT_WARN).
11892 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
11893 (CXX): New variable.
11894 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
11895 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
11896 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
11897 (HOST_LIBS): New variable.
11898 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
11899 (ALL_CXXFLAGS): New variable.
11900 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
11901 * doc/install.texi (Configuration): Document
11902 --enable-build-with-cxx, --with-stage1-ldflags,
11903 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
11904 * configure: Rebuild.
11906 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11908 * config/arm/arm.c (arm_override_options): Fix braces and formatting
11909 from previous commit.
11911 2009-06-23 Ian Lance Taylor <iant@google.com>
11913 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
11915 2009-06-23 Ian Lance Taylor <iant@google.com>
11917 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
11918 with ATTRIBUTE_UNUSED.
11920 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11921 Pat Haugen <pthaugen@us.ibm.com>
11922 Revital Eres <eres@il.ibm.com>
11924 * config.in (HAVE_AS_POPCNTD): Add default definition.
11925 (HAVE_AS_LWSYNC): Ditto.
11927 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
11929 (gcc_cv_as_powerpc_cmpb): Ditto.
11930 (gcc_cv_as_powerpc_dfp): Ditto.
11931 (gcc_cv_as_powerpc_vsx): Ditto.
11932 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
11933 supporting the popcntd/lwsync instructions.
11934 (gcc_cv_as_powerpc_lwsync): Ditto.
11935 * configure: Regenerate.
11937 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
11938 -mcpu=native and -mcpu=power7.
11939 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
11941 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
11942 a variable instead of a mask to reduce the number of mask bits.
11943 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
11944 (-mbit-word): Ditto.
11945 (-mregnames): Ditto.
11946 * config/rs6000/rs6000.opt (-mupdate): Ditto.
11947 (-mfused-madd): Ditto.
11949 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
11951 (-mvsx): New switch for VSX instructions.
11952 (-misel): Move from a variable to a mask to allow it to be set by
11955 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
11956 function declaration to an array declaration.
11957 (rs6000_hard_regno_nregs): New external array declaration.
11959 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
11960 files included by rs6000.md.
11962 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
11963 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
11965 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
11967 (rs6000_debug_reg): New -mdebug= variables.
11968 (rs6000_debug_addr): Ditto.
11969 (rs6000_debug_cost): Ditto.
11970 (rs6000_pmode): New variable to hold Pmode.
11971 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
11972 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
11973 calculated at compiler start.
11974 (rs6000_hard_regno_nregs): Change function to an array which holds
11975 HARD_REGNO_NREGS calculated at compiler start.
11976 (rs6000_explicit_options): Delete isel field.
11977 (rs6000_vector_unit): New array to hold which vector unit
11978 supports arithmetic options for a given type.
11979 (rs6000_vector_mem): New array to hold which vector unit supports
11980 memory reference operations for a given type.
11981 (rs6000_vector_align): New array to given the alignment of each
11983 (power7_cost): New basic costs for power7.
11984 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
11985 (rs6000_hard_regno_nregs_internal): New function, moved from
11986 HARD_REGNO_NREGS, to calculate the number of registers each hard
11987 register takes for each type.
11988 (rs6000_debug_reg_print): New function for -mdebug=reg support.
11989 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
11990 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
11991 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
11992 unit information here so it is calculated once at compiler startup
11994 (rs6000_override_options): Make -misel a target mask. Add more
11995 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
11996 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
11998 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
11999 (rs6000_handle_option): Move -misel from variable to target mask.
12000 (rs6000_builtin_mask_for_load): Add VSX support.
12001 (rs6000_conditional_register_usage): Ditto.
12002 (USE_ALTIVEC_FOR_ARG_P): Ditto.
12003 (function_arg_boundary): Ditto.
12004 (rs6000_expand_builtin): Ditto.
12005 (def_builtin): Make abort message a little friendlier.
12006 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12008 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12009 assembler support the popcntd instruction instead of a vsx
12010 instruction to enable power7 support.
12011 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12012 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12013 option to the assembler if -mcpu=native.
12014 (ASM_CPU_NATIVE_SPEC): Ditto.
12015 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12017 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12018 the lwsync instruction.
12019 (enum processor_type): Add PROCESSOR_POWER7.
12020 (rs6000_debug_reg): New -mdebug= options.
12021 (rs6000_debug_addr): Ditto.
12022 (rs6000_debug_cost): Ditto.
12023 (rs6000_isel): Delete.
12024 (enum rs6000_vector): New enum to say what vector unit we have.
12025 (VECTOR_UNIT_*): New macros to say which vector unit has
12026 arithmetic operations for a given type.
12027 (VECTOR_MEM_*): New macros to say which vector unit has memory
12028 operations for a given type.
12029 (TARGET_LDBRX): Whether the machine supports the ldbrx
12031 (TARGET_ISEL): Delete, -misel moved to be a mask.
12032 (TARGET_ISEL64): New macro for 64-bit isel support.
12033 (UNITS_PER_VSX_WORD): New macro.
12034 (POINTER_SIZE): Move to be an external variable, rather than
12035 calculating whether we are generating 32 ot 64-bit code.
12037 (STACK_BOUNDARY): Add VSX support.
12038 (LOCAL_ALIGNMENT): Ditto.
12039 (SLOW_UNALIGNED_ACCESS): Ditto.
12040 (VSX_REGNO_P): New macro for VSX support.
12041 (VFLOAT_REGNO_P): Ditto.
12042 (VINT_REGNO_P): Ditto.
12043 (VLOGICAL_REGNO_P): Ditto.
12044 (VSX_VECTOR_MODE): Ditto.
12045 (VSX_SCALAR_MODE): Ditto.
12047 (VSX_MOVE_MODE): Ditto.
12048 (VSX_REG_CLASS_P): Ditto.
12049 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12051 (UNITS_PER_SIMD_WORD): Add VSX support.
12052 (MODES_TIEABLE_P): Ditto.
12053 (STARTING_FRAME_OFFSET): Ditto.
12054 (STACK_DYNAMIC_OFFSET): Ditto.
12055 (EPILOGUE_USES): Ditto.
12056 (REGNO_REG_CLASS): Move to array lookup.
12057 (CLASS_MAX_NREGS): Ditto.
12058 (rs6000_vector_reg_class): Add declaration.
12059 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12060 overlap with the floating point and Altivec registers.
12062 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12064 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12065 give the appropriate asm switches if -mcpu=native.
12066 (host_detect_local_cpu): Add support for "asm".
12067 (host_detect_local_cpu): Follow GNU code guidelines for name.
12069 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12070 -mbit-word to a variable instead of being a target mask.
12072 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12073 emit the lwsync instruction instead of emitting the instruction as
12074 an integer constant.
12076 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12077 fixuns_trundfsi2, move expander into rs6000.md.
12079 * config/rs6000/rs6000.md (cpu): Add power7.
12080 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12081 (logical predicate patterns): Change the single instruction
12082 primitives that set CR0 to be fast_compare instead of compare.
12084 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12085 (popcntddi2): Ditto.
12086 (popcount<mode>): Ditto.
12087 (floating multiply/add insns): Name the floating point
12088 multiply/add insns.
12089 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12090 (isel_unsigned_<mode>): Ditto.
12091 (fixuns_trundfsi2): Move expander here from spe.md.
12092 (smindi3): Define if we have -misel on 64-bit systems.
12097 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12099 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12101 * config/avr/avr.c (avr_current_device): New variable.
12102 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12103 (avr_arch, mcu_type_s): Move to avr.h.
12104 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12105 default_data_section_start fields.
12106 (avr_arch): Moved from avr.c.
12107 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12108 library_name fields.
12109 (avr_current_device, avr_mcu_types, avr_arch_types,
12110 avr_device_to_arch, avr_device_to_data_start,
12111 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12112 (EXTRA_SPEC_FUNCTIONS): Define.
12113 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12114 options mapping. Use device_to_arch and device_to_data_start insted.
12115 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12116 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12117 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12118 * config/avr/driver-avr.c: New file.
12119 * config/avr/avr-devices.c: New file.
12121 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12123 * var-tracking.c (unshare_variable): Force initialized to
12124 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12125 (set_variable_part): Likewise.
12126 (struct variable_union_info): Remove pos_src field.
12127 (vui_vec, vui_allocated): New variables.
12128 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12129 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12130 == 1 use a simpler sorting algorithm. Compute pos field right
12131 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12132 Avoid quadratic comparison if !flag_var_tracking_uninit.
12133 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12134 unshare_variable unconditionally.
12135 (dataflow_set_different_2): Removed.
12136 (dataflow_set_different): Don't traverse second hash table.
12137 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12138 unconditionally to var_reg_set or var_mem_set.
12139 (emit_notes_in_bb): Likewise.
12140 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12142 (emit_note_insn_var_location): Don't set initialized to
12143 VAR_INIT_STATUS_INITIALIZED early.
12144 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12146 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12148 * tree-object-size.c (addr_object_size): Instead of checking
12149 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12150 are no FIELD_DECLs following it.
12152 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12154 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12155 order to match bswaps with signed source operands.
12157 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12159 * sdbout.c (sdbout_one_type): Fix braces in switch.
12161 2009-06-23 Richard Guenther <rguenther@suse.de>
12163 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12165 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12166 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12167 var_callused, callused_tree, var_storedanything, storedanything_tree,
12168 var_integer, integer_tree): Remove global variables.
12169 (new_var_info): Do not pass new id, append the new var to the
12170 global variable vector.
12171 (do_ds_constraint): Use is_global_var member of the variable-info.
12172 (new_scalar_tmp_constraint_exp): Adjust.
12173 (create_function_info_for): Likewise.
12174 (create_variable_info_for): Likewise.
12175 (find_what_var_points_to): Remove dead code.
12176 (init_base_vars): Simplify.
12177 (compute_points_to_sets): Adjust.
12179 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12181 * combine.c (try_combine): Dump information about the insns we're
12184 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12186 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12187 check when calling force_to_mode on TRUNCATE's operand.
12189 2009-06-22 Ian Lance Taylor <iant@google.com>
12191 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12193 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12195 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12197 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12199 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12200 override library linkage flags such as -static-libgcc or
12203 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12205 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12207 2009-06-22 Ian Lance Taylor <iant@google.com>
12209 * config/linux.opt: Put mglibc ahead of muclibc.
12211 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12212 for duplicate decls.
12214 2009-06-22 Matthias Klose <doko@ubuntu.com>
12216 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12218 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12221 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12222 instead of NULL if a parser error occurs.
12224 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12226 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12227 non-DWARF2_DEBUGGING_INFO version.
12229 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12231 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12232 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12234 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12235 (LIBGCC2_TF_CEXT): Define.
12238 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12241 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12243 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12245 * config/arm/arm.c (arm_override_options): Disable
12246 -mcaller-super-interworking and -mcallee-super-interworking.
12247 * doc/invoke.texi (ARM Options): Document this.
12249 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12251 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12252 * config/arm/constraints.md (j): New constraint for movw operands.
12253 (N): Remove thumb2 meaning.
12254 * config/arm/arm.md (*arm_movw): Delete.
12255 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12256 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12257 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12259 2009-06-22 Martin Jambor <mjambor@suse.cz>
12261 PR tree-optimization/40492
12262 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12263 build_ref_for_offset.
12265 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12267 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12268 JUMP_TABLE_DATA_P predicates where applicable.
12269 * auto-inc-dec.c: Ditto.
12270 * builtins.c: Ditto.
12271 * caller-save.c: Ditto.
12273 * cfgcleanup.c: Ditto.
12274 * cfglayout.c: Ditto.
12276 * combine.c: Ditto.
12277 * combine-stack-adj.c: Ditto.
12281 * df-scan.c: Ditto.
12283 * dwarf2asm.c: Ditto.
12284 * dwarf2out.c: Ditto.
12285 * emit-rtl.c: Ditto.
12291 * function.c: Ditto.
12294 * genpreds.c: Ditto.
12295 * genrecog.c: Ditto.
12297 * ira-costs.c: Ditto.
12298 * ira-lives.c: Ditto.
12300 * loop-iv.c: Ditto.
12301 * lower-subreg.c: Ditto.
12302 * modulo-sched.c: Ditto.
12304 * postreload.c: Ditto.
12305 * print-rtl.c: Ditto.
12307 * reginfo.c: Ditto.
12308 * regmove.c: Ditto.
12309 * reload1.c: Ditto.
12312 * rtlanal.c: Ditto.
12314 * sched-vis.c: Ditto.
12316 * sel-sched-ir.c: Ditto.
12317 * simplify-rtx.c: Ditto.
12318 * targhooks.c: Ditto.
12319 * var-tracking.c: Ditto.
12320 * vmsdbgout.c: Ditto.
12322 2009-06-22 Matthias Klose <doko@ubuntu.com>
12324 * Makefile.in (install-plugin): Always use DESTDIR.
12326 2009-06-22 Olivier Hainque <hainque@adacore.com>
12328 * config/pa/pa.c (output_call): Don't optimize post call jumps
12329 into return address adjustments if the call may throw.
12331 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12333 * arm.c (thumb1_output_casesi): New function.
12334 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12335 optimizing for size or PIC.
12336 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12337 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12338 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12339 (thumb1_casesi_internal_pic): New expand rule.
12340 (thumb1_casesi_dispatch): New pattern.
12341 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12343 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12344 in the text seciton when PIC or optimizing for size.
12345 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12346 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12347 preservation properties of code.
12348 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12349 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12350 (__gnu_thumb1_case_si): New function.
12351 * t-arm (LIB1ASMSRC): Define here.
12352 (LIB1ASMFUNCS): Add some common functions.
12353 * t-arm-elf (LIB1ASMSRC): Delete.
12354 (LIB1ASMFUNCS): Append to existing set.
12355 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12356 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12357 * t-symbian (LIB1ASMFUNCS): Likewise.
12358 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12359 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12361 2009-06-21 Richard Guenther <rguenther@suse.de>
12363 PR tree-optimization/38729
12364 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12365 to loops with a single exit if -fno-expensive-optimizations.
12367 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12369 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12370 (dataflow_set): Change vars type from htab_t to shared_hash.
12371 (shared_hash_pool, empty_shared_hash): New variables.
12372 (vars_clear): Removed.
12373 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12374 shared_hash_find_slot_unshare, shared_hash_find_slot,
12375 shared_hash_find_slot_noinsert, shared_hash_find): New
12377 (shared_hash_unshare, shared_hash_destroy): New functions.
12378 (unshare_variable): Unshare set->vars if shared, use
12380 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12381 (get_init_value, find_src_set_src, dump_dataflow_set,
12382 clobber_variable_part, emit_notes_for_differences): Use
12384 (dataflow_set_init): Remove second argument, set vars to
12385 empty_shared_hash instead of creating a new htab.
12386 (dataflow_set_clear): Call shared_hash_destroy and set vars
12387 to empty_shared_hash instead of calling vars_clear.
12388 (dataflow_set_copy): Don't call vars_copy, instead just share
12389 the src htab with dst.
12390 (variable_union): Use shared_hash_*, use initially NO_INSERT
12391 lookup if set->vars is shared. Don't keep slot cleared before
12392 calling unshare_variable. Unshare set->vars if needed.
12393 Even ->refcount == 1 vars must be unshared if set->vars is shared
12394 and var needs to be modified.
12395 (variable_canonicalize): New function.
12396 (dataflow_set_union): If dst->vars is empty, just share src->vars
12397 with dst->vars and traverse with variable_canonicalize to canonicalize
12398 and unshare what is needed.
12399 (dataflow_set_different): If old_set and new_set use the same shared
12400 htab, they aren't different. If number of htab elements is different,
12401 htabs are different. Use shared_hash_*.
12402 (dataflow_set_destroy): Call shared_hash_destroy instead of
12404 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12405 second argument to dataflow_set_init.
12406 (vt_initialize): Likewise. Initialize shared_hash_pool and
12407 empty_shared_hash, move bb in/out initialization afterwards.
12408 Use variable_htab_free instead of NULL as changed_variables del hook.
12409 (variable_was_changed): Change type of second argument to pointer to
12410 dataflow_set. When inserting var into changed_variables, bump
12411 refcount. Unshare set->vars if set is shared htab and slot needs to
12413 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12414 lookup if set->vars is shared. Unshare set->vars if needed.
12415 Even ->refcount == 1 vars must be unshared if set->vars is shared
12416 and var needs to be modified. Adjust variable_was_changed caller.
12417 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12418 vars must be unshared if set->vars is shared and var needs to be
12419 modified. Adjust variable_was_changed caller.
12420 (emit_note_insn_var_location): Don't pool_free var.
12421 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12423 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12424 free_alloc_pool on shared_hash_pool.
12426 2009-06-20 Anthony Green <green@moxielogic.com>
12428 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12429 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12431 2009-06-20 Richard Guenther <rguenther@suse.de>
12433 * tree-ssa-structalias.c (find_func_aliases): For memset use
12434 a constraint from NULL if we memset to zero.
12435 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12436 we explicitly handle that do not read from memory.
12437 (call_may_clobber_ref_p_1): Properly handle builtins that may
12440 2009-06-20 Richard Guenther <rguenther@suse.de>
12442 PR tree-optimization/40495
12443 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12444 (new_scalar_tmp_constraint_exp): New function.
12445 (process_constraint): Do not create temporary decls.
12446 (process_all_all_constraints): Likewise.
12447 (handle_const_call): Likewise.
12448 (create_function_info_for): Do not set decl.
12450 2009-06-19 Ian Lance Taylor <iant@google.com>
12452 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12453 (rs6000_attribute_table): Make static; move before use.
12455 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12457 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12458 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12459 Propagate the TREE_READONLY flag without overwriting it.
12460 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12461 Propagate the TREE_READONLY flag onto the result.
12462 (process_call_operands): Move around. Use correct constant value.
12464 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12467 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12468 * config/arm/arm.md: Likewise.
12470 2009-06-19 Ian Lance Taylor <iant@google.com>
12472 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12473 to GIMPLE_ERROR_MARK.
12475 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12476 op2_original_type parameters. Warn about using different enum types.
12477 * c-parser.c (c_parser_conditional_expression): Pass original
12478 types to build_conditional_expr.
12479 * c-tree.h (build_conditional_expr): Update declaration.
12481 2009-06-19 Ian Lance Taylor <iant@google.com>
12483 * config/i386/i386.c (ix86_function_specific_save): Test that
12484 fields match values, rather than testing the values are in a
12487 2009-06-19 Richard Guenther <rguenther@suse.de>
12489 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12490 ADDR_EXPR pointers.
12491 (ptr_derefs_may_alias_p): Likewise.
12492 (ptr_deref_may_alias_ref_p_1): New function.
12493 (ptr_deref_may_alias_ref_p): Likewise.
12494 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12495 covered by looking at the ESCAPED solution.
12496 (call_may_clobber_ref_p_1): Likewise.
12497 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12498 Handle NULL_TREE offset. Do not produce redundant constraints.
12499 (process_all_all_constraints): New helper function.
12500 (do_structure_copy): Use it.
12501 (handle_lhs_call): Likewise.
12502 (find_func_aliases): Handle some builtins with pointer arguments
12503 and/or return values explicitly.
12505 2009-06-19 Ian Lance Taylor <iant@google.com>
12507 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12509 2009-06-19 Ian Lance Taylor <iant@google.com>
12511 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12513 2009-06-19 Ian Lance Taylor <iant@google.com>
12515 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12516 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12519 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12520 uninitialized const.
12522 2009-06-19 Ian Lance Taylor <iant@google.com>
12524 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12527 * c-decl.c (in_struct, struct_types): Remove.
12528 (struct c_binding): Add in_struct field.
12529 (c_binding_ptr): Define type, along with VEC.
12530 (struct c_struct_parse_info): Define.
12531 (struct_parse_info): New static variable.
12532 (bind): Initialize in_struct field.
12533 (start_struct): Remove enclosing_in_struct and
12534 enclosing_struct_types parameters. Add
12535 enclosing_struct_parse_info parameter. Change all callers. Set
12536 struct_parse_info rather than in_struct and struct_types.
12537 (grokfield): If -Wc++-compat and there is a symbol binding for the
12538 field name, set the in_struct flag and push it on the
12539 struct_parse_info->fields vector.
12540 (warn_cxx_compat_finish_struct): New static function.
12541 (finish_struct): Remove enclosing_in_struct and
12542 enclosing_struct_types parameters. Add
12543 enclosing_struct_parse_info parameter. Change all callers. Don't
12544 set C_TYPE_DEFINED_IN_STRUCT here. Call
12545 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12546 parameter. Only push on struct_types if warn_cxx_compat.
12547 (finish_enum): Only push on struct_types if warn_cxx_compat.
12548 (declspecs_add_type): Add loc parameter. Change all callers.
12549 Change all error calls to error_at. Pass loc, not input_location,
12550 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12551 defined in a struct. If -Wc++-compat and parsing a struct, record
12552 that a typedef name was used.
12553 * c-parser.c (c_parser_declspecs): Get location to pass to
12554 declspecs_add_type.
12555 (c_parser_struct_or_union_specifier): Update calls to start_struct
12557 * c-tree.h (struct c_struct_parse_info): Declare.
12558 (finish_struct, start_struct): Update declarations.
12559 (declspecs_add_type): Update declaration.
12561 2009-06-19 Ian Lance Taylor <iant@google.com>
12563 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12564 variable with an anonymous type.
12566 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12568 * see.c: Remove for real.
12570 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12572 * optabs.h (enum optab_index): Add new OTI_significand.
12573 (significand_optab): Define corresponding macro.
12574 * optabs.c (init_optabs): Initialize significand_optab.
12575 * genopinit.c (optabs): Implement significand_optab using
12576 significand?f2 patterns.
12577 * builtins.c (expand_builtin_mathfn): Handle
12578 BUILT_IN_SIGNIFICAND{,F,L}.
12579 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12580 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12582 * config/i386/i386.md (significandxf2, significand<mode>2): New
12583 expanders to implement significandf, significand and significandl
12584 built-ins as inline x87 intrinsics.
12586 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12588 * config/avr/avr.c (avr_override_options): Remove setting value of
12589 PARAM_INLINE_CALL_COST.
12591 2009-06-18 Richard Henderson <rth@redhat.com>
12594 * tree-pass.h (TDF_ASMNAME): New.
12595 * tree-dump.c (dump_options): Add asmname.
12596 * doc/invoke.texi: Document it.
12598 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12599 (dump_decl_name): ...here.
12600 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12601 (dump_generic_node): Update dump_function_name calls.
12602 (print_call_name): New flags arg; update all dump calls.
12603 * diagnostic.h (print_call_name): Update.
12604 * gimple-pretty-print.c (dump_gimple_call): Update.
12606 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12609 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12611 2009-06-18 Diego Novillo <dnovillo@google.com>
12613 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12614 * plugin.c (str_license): Declare.
12615 (try_init_one_plugin): Assert that the symbol
12616 'plugin_is_GPL_compatible' exists.
12618 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12621 * Makefile.in (OBJS-common): Remove see.o.
12623 * common.opt (fsee): Mark as preserved for backward compatibility.
12624 * opts.c (common_handle_option): Add OPT_fsee to the backward
12625 compatibility section.
12626 * passes.c (init_optimization_passes, pass_see): Remove pass.
12627 * timevar.def (TV_SEE): Remove.
12628 * tree-pass.h (pass_see): Remove declaration.
12629 * doc/invoke.texi (-fsee): Remove documentation.
12631 2009-06-18 Martin Jambor <mjambor@suse.cz>
12633 * tree-sra.c: Include statistics.h
12634 (sra_stats): New variable.
12635 (sra_initialize): Clear sra_stats.
12636 (create_access_replacement): Increment sra_stats.replacements.
12637 (get_access_replacement): Do not return twice.
12638 (analyze_all_variable_accesses): Increment statistics counter by the
12639 number of scalarized aggregates.
12640 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12641 (sra_modify_expr): Increment sra_stats.exprs.
12642 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12643 (sra_modify_assign): Increment sra_stats.exprs,
12644 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12645 (perform_intra_sra): Update statistics counters.
12646 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12648 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12650 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12651 (arm_scalar_mode_supported_p): New function.
12653 2009-06-18 Paul Brook <paul@codesourcery.com>
12654 Sandra Loosemore <sandra@codesourcery.com>
12656 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12657 (__extendhfsf2, __truncsfhf2): Define.
12658 * config/arm/fp16.c: New file.
12659 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12660 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12662 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12664 * doc/extend.texi (Half-Precision): New section.
12665 * doc/invoke.texi (Option Summary): List -mfp16-format.
12666 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12667 * config/arm/arm.opt (mfp16-format=): New.
12668 * config/arm/arm.c: Include intl.h.
12669 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12670 (TARGET_INVALID_RETURN_TYPE): Redefine.
12671 (TARGET_PROMOTED_TYPE): Redefine.
12672 (TARGET_CONVERT_TO_TYPE): Redefine.
12673 (arm_fp16_format): Define.
12674 (all_fpus): Add entry for neon-fp16.
12675 (fp_model_for_fpu): Likewise.
12676 (struct fp16_format): Declare.
12677 (all_fp16_formats): Define.
12678 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12680 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12682 (arm_legitimate_index_p): Treat HFmode like HImode.
12683 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12684 (coproc_secondary_reload_class): Special-case HFmode.
12685 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12686 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12687 (arm_init_fp16_builtins): New.
12688 (arm_init_builtins): Call it.
12689 (arm_invalid_parameter_type): New.
12690 (arm_invalid_return_type): New.
12691 (arm_promoted_type): New.
12692 (arm_convert_to_type).
12693 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12695 (arm_emit_fp16_const): New function.
12696 (arm_mangle_type): Mangle __fp16 as "Dh".
12697 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12699 (TARGET_NEON_FP16): New.
12700 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12701 (enum fputype): Add FPUTYPE_NEON_FP16.
12702 (enum arm_fp16_format_type): Declare.
12703 (arm_fp16_format): Declare.
12704 (LARGEST_EXPONENT_IS_NORMAL): Define.
12705 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12706 * config/arm/arm-modes.def (HFmode): Define.
12707 * config/arm/vfp.md: (*movhf_vfp): New.
12708 (extendhfsf2): New.
12710 * config/arm/arm.md: (fpu): Add neon_fp16.
12711 (floatsihf2, floatdihf2): New.
12712 (fix_trunchfsi2, fix_trunchfdi2): New.
12714 (extendhfdf2): New.
12716 (*arm32_movhf): New.
12717 (*thumb1_movhf): New.
12718 (consttable_2): Add check for HFmode constants.
12719 (consttable_4): Handle HFmode constants.
12721 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12723 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12725 2009-06-17 Olivier Hainque <hainque@adacore.com>
12727 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12728 const char ** conversion in AIX specific section.
12730 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12732 * config/i386/i386.c (ix86_special_builtin_type): Remove
12733 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12734 (bdesc_special_args): Updated.
12735 (ix86_init_mmx_sse_builtins): Likewise.
12736 (ix86_expand_special_args_builtin): Likewise.
12738 2009-06-17 Richard Henderson <rth@redhat.com>
12740 * tree-pretty-print.c (maybe_dump_asm_name): New.
12741 (dump_decl_name): Use it.
12742 (PRINT_FUNCTION_NAME): Merge into...
12743 (dump_function_name): ... here. Use maybe_dump_asm_name.
12745 2009-06-17 Cary Coutant <ccoutant@google.com>
12747 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
12749 * debug.c (struct gcc_debug_hooks): Change placeholder for
12751 (debug_nothing_int_charstar_int): Replaced by...
12752 (debug_nothing_int_charstar_int_bool): ...this.
12753 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
12754 source_line prototype.
12755 (debug_nothing_int_charstar_int): Replaced by...
12756 (debug_nothing_int_charstar_int_bool): ...this.
12757 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
12758 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
12759 Output is_stmt operand when necessary.
12760 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
12761 (notice_source_line): Add is_stmt parameter.
12762 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
12763 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
12765 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
12766 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
12768 2009-06-17 Ian Lance Taylor <iant@google.com>
12770 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
12772 (struct store_by_pieces_d): Rename from store_by_pieces. Change
12775 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
12777 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
12778 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
12779 tree_strip_sign_nop_conversions and
12780 tree_ssa_strip_useless_type_conversions rather than stripping
12781 the operations here.
12782 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
12784 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
12785 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
12786 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
12787 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
12790 2009-06-17 Michael Eager <eager@eagercon.com>
12792 * config/rs6000/constraints.md (register_constraint "d"): New.
12793 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
12794 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12795 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
12796 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
12797 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12798 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
12799 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
12800 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
12801 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
12802 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
12804 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
12805 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
12806 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
12807 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
12808 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
12809 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
12810 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
12811 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
12812 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
12813 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
12814 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
12815 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
12816 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
12817 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
12819 2009-06-16 Ian Lance Taylor <iant@google.com>
12821 * profile.c (total_num_never_executed): Don't define.
12822 (compute_branch_probabilities): Don't count or print
12823 num_never_executed.
12824 (init_branch_prob): Don't set total_num_never_executed.
12825 (end_branch_prob): Don't print total_num_never_executed.
12827 2009-06-17 David Daney <ddaney@caviumnetworks.com>
12829 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
12831 2009-06-17 David Edelsohn <edelsohn@gnu.org>
12833 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
12834 (nabstd2_fpr): Same.
12836 2009-06-17 Steve Ellcey <sje@cup.hp.com>
12838 * expr.c (expand_assignment): Change complex type check.
12840 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
12842 * doc/plugins.texi (Building GCC plugins): Added new section.
12844 2009-06-17 Ian Lance Taylor <iant@google.com>
12846 * c-pch.c (get_ident): Don't set size of templ array.
12847 (pch_init): Don't set size of partial_pch array.
12849 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
12850 string constant to intialize an array whose size is the length of
12853 2009-06-17 Richard Guenther <rguenther@suse.de>
12855 PR tree-optimization/40389
12856 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
12857 to addressable types.
12858 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
12860 2009-06-17 Richard Guenther <rguenther@suse.de>
12862 PR middle-end/40460
12863 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
12864 if there is no evolution of left in the loop bail out.
12865 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
12866 chrec_fold_multiply.
12868 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
12869 Janis Johnson <janis187@us.ibm.com>
12872 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
12873 for the symbol ref of a constant that is the source of a move
12874 - nor for any other not-obvious-label-ref constants.
12876 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
12878 * plugin.c (position_pass): Skip newly inserted pass during list
12879 traversal to avoid repeated insertion.
12881 2009-06-16 Ian Lance Taylor <iant@google.com>
12883 * vec.h (VEC_stack_alloc): Define different version if
12884 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
12885 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
12886 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
12887 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
12889 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
12891 * config.gcc (extra_headers): Add ia32intrin.h for x86.
12893 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
12894 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
12895 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
12896 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
12897 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
12898 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12899 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12900 (bdesc_special_args): Add __builtin_ia32_rdtsc and
12901 __builtin_ia32_rdtscp.
12902 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
12903 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
12904 and __builtin_ia32_rorhi.
12905 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
12906 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12907 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12908 (ix86_expand_args_builtin): Likewise.
12909 (ix86_expand_special_args_builtin): Likewise.
12911 * config/i386/i386.md (UNSPECV_RDTSCP): New.
12912 (UNSPECV_RDTSC): Likewise.
12913 (UNSPECV_RDPMC): Likewise.
12914 (*bsr): Renamed to ...
12916 (*bsr_rex64): Renamed to ...
12919 (*rdpmc): Likewise.
12920 (*rdpmc_rex64): Likewise.
12922 (*rdtsc): Likewise.
12923 (*rdtsc_rex64): Likewise.
12924 (rdtscp): Likewise.
12925 (*rdtscp): Likewise.
12926 (*rdtscp_rex64): Likewise.
12928 * config/i386/ia32intrin.h: New.
12930 * config/i386/x86intrin.h: Include <ia32intrin.h>.
12932 2009-06-16 Ian Lance Taylor <iant@google.com>
12934 * ira-build.c (copy_info_to_removed_store_destinations):
12935 Initialize parent_a.
12937 2009-06-16 Ian Lance Taylor <iant@google.com>
12939 * c-decl.c (grokdeclarator): Change size_varies to bool.
12941 2009-06-16 Ian Lance Taylor <iant@google.com>
12943 * sel-sched.c: Make forward declarations of move_op_hooks and
12944 fur_hooks explicitly extern.
12946 2009-06-16 Ian Lance Taylor <iant@google.com>
12948 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
12949 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
12951 2009-06-16 Ian Lance Taylor <iant@google.com>
12953 * resource.c (mark_referenced_resources): Change
12954 include_delayed_effects parameter to bool. Change all callers.
12955 (mark_end_of_function_resources): Likewise.
12956 * reorg.c (insn_references_resource_p): Likewise.
12957 (insn_sets_resource_p): Likewise.
12958 * resource.h (mark_referenced_resources): Update declaration.
12959 (mark_end_of_function_resources): Update declaration.
12961 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12963 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
12965 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12967 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
12968 GCC can bootstrap on AIX with GNU Binutils 2.20.
12970 2009-06-16 Ian Lance Taylor <iant@google.com>
12972 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
12974 2009-06-16 Ian Lance Taylor <iant@google.com>
12976 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
12977 inline, not extern inline.
12978 (exact_log2): Likewise.
12979 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
12981 (exact_log2): Likewise, but don't test CTZ_HWI.
12983 2009-06-16 Ian Lance Taylor <iant@google.com>
12985 * bitmap.c (bitmap_clear): Don't declare as inline.
12986 * gimple.c (gimplify_assign): Likewise.
12987 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
12988 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
12989 (sched_scan_info): Remove duplicate definition.
12991 2009-06-16 Ian Lance Taylor <iant@google.com>
12993 * c-common.c (skip_evaluation): Don't define.
12994 (c_inhibit_evaluation_warnings): Define global variable.
12995 (overflow_warning): Check c_inhibit_evaluation_warnings rather
12996 than skip_evaluation.
12997 (convert_and_check, warn_for_div_by_zero): Likewise.
12998 * c-common.h (skip_evaluation): Don't declare.
12999 (c_inhibit_evaluation_warnings): Declare.
13000 * c-parser.c (c_parser_typeof_specifier): Set
13001 c_inhibit_evaluation_warnings rather than skip_evaluation.
13002 (c_parser_conditional_expression): Likewise.
13003 (c_parser_binary_expression): Likewise.
13004 (c_parser_sizeof_expression): Likewise.
13005 (c_parser_alignof_expression): Likewise.
13006 * c-typeck.c (build_indirect_ref): Check
13007 c_inhibit_evaluation_warnings rather than skip_evaluation.
13008 (build_conditional_expr, build_binary_op): Likewise.
13010 2009-06-16 Richard Guenther <rguenther@suse.de>
13012 * tree-ssa-alias.c (is_escape_site): Remove.
13013 * tree-ssa-alias.h (enum escape_type): Remove.
13014 (is_escape_site): Likewise.
13015 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13016 via casts and asms without deferring to is_escape_site.
13018 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13020 PR middle-end/40446
13021 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13022 use gen_lowpart if op0 has complex mode.
13024 2009-06-16 Richard Guenther <rguenther@suse.de>
13026 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13027 variables add them to ESCAPED.
13028 (find_func_aliases): Do not make all indirectly stored values escaped.
13030 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13032 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13033 make_decl_one_only.
13035 2009-06-16 Martin Jambor <mjambor@suse.cz>
13037 PR tree-optimization/40432
13038 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13039 check whether we need to force gimple register operand.
13041 2009-06-16 Martin Jambor <mjambor@suse.cz>
13043 PR tree-optimization/40413
13044 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13045 build_ref_for_offset.
13046 (propagate_subacesses_accross_link): Fix a typo in a comment.
13048 2009-06-16 Ira Rosen <irar@il.ibm.com>
13050 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13051 with additional parameter.
13052 * tree-vectorizer.h (enum vect_def_type): Add new value
13054 (enum vect_relevant): Add comments.
13055 (vect_is_simple_reduction): Add new argument.
13056 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13057 Detect nested cycles.
13058 (vect_is_simple_reduction): Update documentation, add an argument to
13059 distinguish inner-loop reduction from nested cycle, detect nested
13060 cycles, fix printings and indentation, don't swap operands in case
13062 (get_initial_def_for_reduction): Handle subtraction.
13063 (vect_create_epilog_for_reduction): Add new argument to specify
13064 reduction variable.
13065 (vect_finalize_reduction): Handle subtraction, fix comments.
13066 (vectorizable_reduction): Handle nested cycles. In case of nested
13067 cycle keep track of the reduction variable position. Call
13068 vect_is_simple_reduction with additional parameter. Use original
13069 statement code in reduction epilogue for nested cycle. Call
13070 vect_create_epilog_for_reduction with additional parameter.
13071 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13072 inner-loop vectorization.
13073 (vect_recog_widen_sum_pattern): Likewise.
13074 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13076 (vect_mark_stmts_to_be_vectorized): Likewise.
13077 (vect_get_vec_def_for_operand): Handle nested cycles.
13079 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13081 * doc/invoke.texi (Debugging Options): Fix option index entries
13082 for -fdump-statistics, -frandom-seed add entries for
13083 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13084 (FRV Options): Fix entries for -mTLS, -mtls.
13085 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13086 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13087 (M68hc1x Options): Fix @itemx for -mnominmax.
13088 (MCore Options): Fix entry for -mno-lsim.
13089 (MMIX Options): Fix entry for -mabi=mmixware.
13090 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13092 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13094 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13095 Mention the plugin mode of gengtype.
13096 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13097 * gengtype.c: Updated copyright.
13098 (plugin_files, nb_plugin_files) Added new static variables.
13099 (measure_input_list) Care about plugin_files.
13100 (write_rtx_next): Added early return in plugin mode.
13101 (create_file): Updated copyright year in generated file. Added
13103 (oprintf): Added early return if NULL outf.
13104 (get_output_file_with_visibility): Care of plugin_files.
13105 (get_output_file_name): May return null.
13106 (write_local): Added early return.
13107 (put_mangled_filename): Ditto.
13108 (finish_root_table): Added check for base_files.
13109 (write_roots): Care about null when plugins.
13110 (main): Added plugin mode.
13112 2009-06-15 Ian Lance Taylor <iant@google.com>
13114 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13115 * gcov.c (read_count_file): Add braces around variables declared
13118 * c.opt (Wjump-misses-init): New warning.
13119 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13120 -Wall and -Wc++-compat if not already set.
13121 (c_common_post_options): Clear warn_jump_misses_init if it was not
13123 * c-decl.c (struct c_binding): Change type field to a union with
13124 new label field. Make it the first field in the struct. Update
13125 references to type to use u.type instead.
13126 (struct c_spot_bindings): Define.
13127 (struct c_goto_bindings): Define.
13128 (c_goto_bindings_p): Define, along with VECs.
13129 (struct c_label_vars): Define.
13130 (struct c_scope): Add has_label_bindings field.
13131 (bind_label, set_spot_bindings): New static functions.
13132 (decl_jump_unsafe, update_spot_bindings): New static functions.
13133 (update_label_decls): New static function.
13134 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13135 Update binding u.label field to shadowed field.
13136 (c_binding_start_stmt_expr): New function.
13137 (c_binding_end_stmt_expr): New function.
13138 (pushdecl): Don't call c_begin_vm_scope.
13139 (make_label): Add defining and p_label_vars parameters. Change
13141 (lookup_label): Correct test for whether a label has not yet been
13142 defined. Call bind_label rather than bind.
13143 (warn_about_goto): New static function.
13144 (lookup_label_for_goto): New function.
13145 (declare_label): Call bind_label rather than bind.
13146 (check_earlier_gotos): New static function.
13147 (define_label): Don't give errors about jumping into statement
13148 expressions or scopes of variably modified types. Call
13149 set_spot_bindings and check_earlier_gotos. Call bind_label
13150 instead of bind. Don't set label_context_stack_se or
13151 label_context_stack_vm.
13152 (c_get_switch_bindings): New function.
13153 (c_release_switch_bindings): New function.
13154 (c_check_switch_jump_warnings): New function.
13155 (start_function): Don't set label_context_stack_se or
13156 label_context_stack_vm.
13157 (finish_function): Likewise.
13158 * c-typeck.c (label_context_stack_se): Don't define.
13159 (label_context_stack_vm): Don't define.
13160 (c_finish_goto_label): Call lookup_label_for_goto rather than
13161 lookup_label. Don't give errors about jumping into a statement
13162 expression or the scope of a variably modified type. Don't set
13163 label_context_stack_se or label_context_stack_vm.
13164 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13165 fields. Add bindings field.
13166 (c_start_case): Don't set deleted fields. Set bindings field.
13167 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13168 or blocked_vm. Call c_check_switch_jump_warnings.
13169 (c_finish_case): Don't test blocked_stmt_expr field. Call
13170 c_release_switch_bindings.
13171 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13172 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13173 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13174 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13175 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13176 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13177 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13178 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13179 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13180 (C_DECL_UNJUMPABLE_VM): Don't define.
13181 (C_DECL_UNDEFINABLE_VM): Don't define.
13182 (struct c_label_list): Don't define.
13183 (struct c_label_context_se): Don't define.
13184 (struct c_label_context_vm): Don't define.
13185 (struct c_spot_bindings): Declare.
13186 (c_bindings_start_stmt_expr): Declare.
13187 (c_bindings_end_stmt_expr): Declare.
13188 (lookup_label_for_goto): Declare.
13189 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13190 (c_check_switch_jump_warnings): Declare.
13191 (label_context_stack_se, label_context_stack_vm): Don't declare.
13192 (c_finish_goto_label): Update declaration.
13193 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13194 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13195 (Warning Options): Document -Wjump-misses-init.
13197 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13199 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13202 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13204 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13206 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13208 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13210 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13212 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13214 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13216 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13217 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13218 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13219 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13220 * dwarf2asm.c (dw2_force_const_mem): Update call to
13221 make_decl_one_only.
13222 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13223 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13224 * langhooks.c (lhd_comdat_group): Remove.
13225 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13226 * tree.h (DECL_COMDAT_GROUP): New.
13227 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13228 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13229 (make_decl_one_only): Change signature.
13230 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13231 make_decl_one_only.
13232 (make_decl_one_only): Change signature.
13233 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13235 2009-06-15 Richard Guenther <rguenther@suse.de>
13237 PR middle-end/40439
13238 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13240 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13242 * tree-ssa-math-opts.c: Remove extra divide.
13244 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13246 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13248 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13250 * passes.c: Add bswap pass.
13251 * tree-pass.h: Add pass_optimize_bswap declaration.
13252 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13253 Include rtl.h, expr.h and optabs.h for optab_handler check.
13254 (struct symbolic_number, pass_optimize_bswap): New definition.
13255 (do_shift_rotate, verify_symbolic_number_p): New functions.
13256 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13257 (gate_optimize_bswap): New function.
13258 * tree.c (widest_int_cst_value): New function.
13259 * tree.h (widest_int_cst_value): Prototype added.
13261 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13263 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13264 REG_EQUAL/REG_EQUIV notes.
13266 2009-06-14 Richard Guenther <rguenther@suse.de>
13268 PR middle-end/40389
13269 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13270 has its address taken if NRV was applied and it is addressable.
13271 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13272 function split out from ...
13273 (get_constraint_for_1): ... here.
13274 (handle_rhs_call): Use it to mark the return slot escaped if
13275 it is addressable and NRV was applied.
13277 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13279 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13280 Change first argument type to location_t.
13281 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13282 Do not set input_location.
13283 Use loc instead of input_location throughout.
13285 2009-06-13 Richard Guenther <rguenther@suse.de>
13287 PR tree-optimization/40421
13288 * tree-predcom.c (should_unroll_loop_p): Remove.
13289 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13291 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13293 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13294 Add location argument.
13296 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13298 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13300 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13301 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13302 * config/spu/spu-protos.h: Add location to
13303 spu_resolve_overloaded_builtin.
13304 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13305 spu_build_builtin_va_list.
13306 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13307 argument. Pass location to build_function_call_vec.
13308 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13310 (emit_fpu_switch): Same.
13311 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13312 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13313 to build_decl and create_artificial_label.
13314 (xtensa_gimplify_va_arg_expr): Same.
13315 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13316 (xstormy16_gimplify_va_arg_expr): Same.
13317 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13318 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13319 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13320 (mips16_build_function_stub): Same.
13321 (mips16_build_call_stub): Same.
13323 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13326 * arm/constraints.md (Pa, Pb): New constraints.
13327 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13328 split pattern to deal with them.
13330 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13332 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13333 fix index entry for -Xpreprocessor.
13335 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13337 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13338 Add location argument to build_decl call.
13339 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13340 (rs6000_init_builtins): Same.
13341 (spe_init_builtins): Same.
13342 (rs6000_gimplify_va_arg): Add location argument to
13343 create_artificial_label call.
13345 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13347 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13348 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13349 * Makefile.in: Fix GGC dependency for gcse.o.
13351 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13353 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13354 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13355 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13357 * c-parser.c (c_parser_binary_expression): Use current column while
13358 building binary operations.
13359 * common.opt (fshow-column): Enable by default.
13360 * tree-vrp.c (check_array_ref): Use warning_at.
13361 (check_array_bounds): Use location from call back if expr has no
13363 * tree.h: Add location argument to maybe_fold_*.
13364 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13365 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13366 (maybe_fold_offset_to_component_ref): Same.
13367 (maybe_fold_offset_to_reference): Same.
13368 (maybe_fold_offset_to_address): Same.
13369 (maybe_fold_stmt_indirect): Same.
13370 (maybe_fold_stmt_addition): Same.
13371 (fold_stmt_r): Pass location to maybe_fold_*.
13372 (fold_gimple_assign): Same.
13373 * c-tree.h: Add location argument to finish_decl,
13374 default_function_array_conversion, store_init_value.
13375 * c-decl.c (define_label): Use error_at.
13376 (c_make_fname_decl): Pass location to finish_decl.
13377 (finish_decl): New location argument.
13378 (build_compound_literal): Pass location to store_init_value.
13379 (grokdeclarator): Pass location to finish_decl.
13381 * c-typeck.c (array_to_pointer_conversion): New location argument.
13382 (function_to_pointer_conversion): Same.
13383 (default_function_array_conversion): Same.
13384 (parser_build_unary_op): Pass location to overflow_warning.
13385 (parser_build_binary_op): Same. Use warning_at.
13386 (build_unary_op): Pass location to array_to_pointer_conversion.
13387 (build_c_cast): Pass location to digest_init.
13388 (build_modify_expr): New location argument.
13389 (convert_for_assignment): Same.
13390 (store_init_value): Same.
13391 (digest_init): Same.
13392 (output_init_element): Pass location to digest_init and
13393 array_to_pointer_conversion.
13394 (c_finish_return): Pass location to convert_for_assignment.
13395 * gimplify.c (gimplify_conversion): Pass location to
13396 maybe_fold_offset_to_address.
13397 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13398 to maybe_fold_stmt_addition.
13399 * c-omp.c (c_finish_omp_atomic): Pass new location to
13401 (c_finish_omp_for): Same.
13402 * c-common.c (overflow_warning): New argument.
13403 * c-common.h: New argument to build_modify_expr, overflow_warning.
13404 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13406 (c_parser_initializer): Pass location to
13407 default_function_array_conversion.
13408 (c_parser_initelt): Same.
13409 (c_parser_initval): Same.
13410 (c_parser_asm_operands): Same.
13411 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13412 (c_parser_conditional_expression): Same.
13413 (c_parser_binary_expression): Add location info to stack. Use it.
13414 (c_parser_unary_expression): Pass location to
13415 default_function_array_conversion, parser_build_unary_op,
13416 build_indirect_ref, c_parser_postfix_expression_after_primary.
13417 (c_parser_postfix_expression_after_primary): New location argument.
13419 (c_parser_expression_conv): Pass location to
13420 default_function_array_conversion.
13421 (c_parser_expr_list): Same.
13422 (c_parser_omp_atomic): Same.
13423 (c_parser_omp_for_loop): Same.
13424 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13425 (build_array_declarator): New argument.
13426 * c-decl.c (build_array_declarator): Add location argument.
13427 (grokdeclarator): Set id_loc for cdk_array.
13428 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13429 build_array_declarator.
13430 * tree.c (build_omp_clause): Add location argument.
13431 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13432 (OMP_CLAUSE_LOCATION): New macro.
13433 (struct tree_omp_clause): Add location field.
13434 (build_omp_clause): Add argument.
13435 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13436 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13438 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13439 (cp_parser_omp_clause_collapse): Same.
13440 (cp_parser_omp_clause_default): Same.
13441 (cp_parser_omp_clause_if): Same.
13442 (cp_parser_omp_clause_nowait): Same.
13443 (cp_parser_omp_clause_num_threads): Same.
13444 (cp_parser_omp_clause_ordered): Same.
13445 (cp_parser_omp_clause_schedule): Same.
13446 (cp_parser_omp_clause_untied): Same.
13447 (cp_parser_omp_for_loop): Same.
13448 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13449 * c-tree.h (c_start_case): Add location argument.
13450 (c_process_expr_stmt): Same.
13451 (c_finish_goto_*): Same.
13452 * tree-parloops.c (initialize_reductions): Pass location to
13454 (create_parallel_loop): Same.
13455 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13456 (gfc_trans_omp_reduction_list): Same.
13457 (gfc_trans_omp_clauses): Same.
13458 (gfc_trans_omp_do): Same.
13459 * c-typeck.c (c_finish_goto_label): Same.
13460 (c_finish_goto_ptr): New location argument.
13461 (c_start_case): Same.
13462 (emit_side_effect_warnings): Same.
13463 (c_process_expr_stmt): Same.
13464 (c_finish_stmt_expr): Same.
13465 (c_finish_omp_clauses): Use error_at instead of error.
13466 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13468 * c-omp.c (c_split_parallel_clauses): New location argument.
13469 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13470 to build_omp_clause.
13471 (convert_local_reference_stmt): Same.
13472 (convert_gimple_call): Same.
13473 * c-common.h (c_split_parallel_clauses): New argument.
13474 * c-parser.c (c_parser_statement_after_labels): Pass location to
13475 c_finish_goto_label.
13476 (c_parser_switch_statement): Pass location to c_start_case.
13477 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13478 and c_process_expr_stmt.
13479 (c_parser_omp_variable_list): Add location argument.
13480 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13481 (c_parser_omp_clause_default): Same.
13482 (c_parser_omp_clause_if): Same.
13483 (c_parser_omp_clause_num_threads): Same.
13484 (-c_parser_omp_clause_ordered): Same.
13485 (c_parser_omp_clause_reduction): Pass location to
13486 c_parser_omp_variable_list.
13487 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13488 (c_parser_omp_clause_untied): Same.
13489 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13490 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13492 * c-tree.h (check_for_loop_decls, undeclared_variable,
13493 build_component_ref, build_array_ref, build_external_ref,
13494 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13495 build_conditional_expr, build_compound_expr, c_cast_expr,
13496 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13497 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13499 * c-semantics.c (build_stmt): Same.
13500 (build_case_label): Same.
13501 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13502 (undeclared_variable): New argument.
13503 (make_label): Same.
13504 (lookup_label): Pass location on down.
13505 (define_label): Same.
13506 (finish_decl): Same.
13507 (build_compound_literal): Same.
13508 (finish_struct): Same.
13509 (finish_function): Do not set location here.
13510 (check_for_loop_decls): New argument.
13511 * tree.c (save_expr): Set location.
13512 (build_empty_stmt): New argument.
13513 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13514 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13515 * builtins.c (gimplify_va_arg_expr): Use locations.
13516 (expand_builtin_sync_operation): Same.
13517 * c-typeck.c (build_component_ref): New argument.
13518 (build_array_ref): Same.
13519 (build_external_ref): Same.
13520 (c_expr_sizeof_expr): Same.
13521 (c_expr_sizeof_type): Same.
13522 (parser_build_unary_op): Same.
13523 (build_conditional_expr): Same.
13524 (build_compound_expr): Pass location on down.
13525 (build_compound_expr): New argument.
13526 (build_c_cast): Same.
13527 (c_cast_expr): Same.
13528 (build_asm_expr): Same.
13529 (c_finish_return): Same.
13530 (c_process_expr_stmt): Pass location on down.
13531 (c_finish_stmt_expr): New argument.
13532 (push_clenaup): Same.
13533 (c_finish_omp_parallel): Same.
13534 (c_finish_omp_task): Same.
13535 * gimplify.c (gimplify_call_expr): Pass location on down.
13536 * c-omp.c (c_finish_omp_master): New argument.
13537 (c_finish_omp_critical): Same.
13538 (c_finish_omp_ordered): Same.
13539 (c_finish_omp_barrier): Same.
13540 (-c_finish_omp_taskwait): Same.
13541 (c_finish_omp_atomic): Same.
13542 (c_finish_omp_flush): Same.
13543 * tree-inline.c (copy_tree_body_r): Pass location on down.
13544 (inline_forbidden_p): Remove use of input_location.
13545 * c-gimplify.c (c_build_bind_expr): New argument.
13546 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13547 (c_sizeof_or_alignof_type): New argument.
13548 (c_alignof_expr): Same.
13549 (build_va_arg): Same.
13550 (c_add_case_label): Same.
13551 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13552 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13553 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13554 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13555 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13556 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13558 * stub-objc.c (objc_build_selector_expr): Same.
13559 (objc_build_throw_stmt): Same.
13560 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13561 (c_parser_initelt): Same.
13562 (c_parser_compound_statement): Same.
13563 (c_parser_compound_statement_nostart): Same.
13564 (c_parser_label): Same.
13565 (c_parser_statement_after_labels): Same.
13566 (c_parser_if_body): Same.
13567 (c_parser_else_body): Same.
13568 (c_parser_if_statement): Same.
13569 (c_parser_switch_statement): Same.
13570 (c_parser_while_statement): Same.
13571 (c_parser_do_statement): Same.
13572 (c_parser_for_statement): Same.
13573 (c_parser_asm_statement): Same.
13574 (c_parser_conditional_expression): Same.
13575 (c_parser_binary_expression): Same.
13576 (c_parser_cast_expression): Same.
13577 (c_parser_unary_expression): Same.
13578 (c_parser_sizeof_expression): Same.
13579 (c_parser_alignof_expression): Same.
13580 (c_parser_postfix_expression): Same.
13581 (c_parser_expression): Same.
13582 (c_parser_objc_receiver): Same.
13583 (c_parser_omp_variable_list): Same.
13584 (c_parser_omp_structured_block): Same.
13585 (c_parser_omp_atomic): New argument.
13586 (c_parser_omp_barrier): Same.
13587 (c_parser_omp_critical): Same.
13588 (c_parser_omp_flush): Pass location on down.
13589 (c_parser_omp_for_loop): New argument.
13590 (c_parser_omp_for): Same.
13591 (c_parser_omp_master): Same.
13592 (c_parser_omp_ordered): Same.
13593 (c_parser_omp_sections_scope): Same.
13594 (c_parser_omp_sections): Same.
13595 (c_parser_omp_parallel): Same.
13596 (c_parser_omp_single): Same.
13597 (c_parser_omp_task): Same.
13598 (c_parser_omp_taskwait): Pass location on down.
13599 (c_parser_omp_construct): Same.
13600 (c_parser_omp_threadprivate): Same.
13601 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13602 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13603 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13604 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13605 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13606 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13607 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13608 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13609 config/i386/i386.c, stmt.c:
13610 Add location argument to the following function definitions and/or
13611 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13612 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13613 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13614 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13615 do_case, c_finish_bc_stmt, build_compound_literal,
13616 build_function_call.
13617 * c-decl.c (build_compound_literal): Add location argument.
13618 Make all diagnostic calls use location.
13619 (start_struct): Same.
13620 (finish_struct): Same.
13621 (start_enum): Same.
13622 (build_enumerator): Same.
13623 (start_function): Same.
13624 (grokdeclarator): Make all diagnostic calls use location.
13625 (store_parm_decls_oldstyle): Same.
13626 * c-typeck.c (build_function_call): Add location argument.
13627 Make all diagnostic calls use location.
13629 (c_finish_bc_stmt): Same.
13630 * tree-nested.c (get_trampoline_type): Add argument.
13631 Pass location to build_decl.
13632 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13633 * rtl.h (RTL_LOCATION): New.
13634 * c-common.c (c_add_case_label): Add location argument.
13635 Make all diagnostic calls use location.
13636 * c-common.h: Add location argument to make_fname_decl, do_case,
13637 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13638 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13639 Set it appropriately for every case. Pass enum_loc to start_enum
13640 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13642 (c_parser_struct_or_union_specifier): Save location. Use it for
13643 start_struct, finish_struct, and parser_xref_tag.
13645 2009-06-12 Ian Lance Taylor <iant@google.com>
13647 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13649 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13650 cpp_opts->warn_cxx_operator_names.
13652 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13655 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13656 is returns NULL and OP is a VCE, look through the VCE.
13658 2009-06-12 Ian Lance Taylor <iant@google.com>
13661 * collect2.c (main): Use CONST_CAST2 in code inside #if
13662 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13664 2009-06-12 Joey Ye <joey.ye@intel.com>
13666 PR middle-end/39146
13667 * cfgexpand.c (get_decl_align_unit): Update
13668 max_used_stack_slot_alignment with align instead of
13669 stack_alignment_needed.
13671 * function.c (assign_stack_local_1): Update
13672 max_used_stack_slot_alignment with alignment_in_bits instead
13673 of stack_alignment_needed.
13674 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13677 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13679 * dwarf2out.c (last_var_location_insn): New variable.
13680 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13681 (dwarf2out_var_location): Don't record anything after last real
13682 insn. Only change labels if there were any real instructions
13683 in between last note and this one, or if changed sections.
13685 2009-06-11 Richard Henderson <rth@redhat.com>
13687 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13688 note when storing the frame pointer in a register.
13689 (FRP): Don't redefine to nothing for epilogue.
13690 (alpha_expand_epilogue): Mark register and sp restores.
13691 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13693 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13694 when gen_lowpart is needed.
13696 2009-06-11 Richard Henderson <rth@redhat.com>
13698 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13700 * dwarf2out.c (need_data_align_sf_opcode): New.
13701 (div_data_align): Move earlier.
13702 (def_cfa_1, reg_save): Use it.
13704 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13706 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13707 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13708 (ix86_handle_option): Handle OPT_mcrc32.
13709 (ix86_target_string): Add -mcrc32.
13710 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13712 * config/i386/i386.h (TARGET_CRC32): New.
13714 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13715 (sse4_2_crc32di): Likewise.
13717 * config/i386/i386.opt (mcrc32): New.
13719 * doc/invoke.texi: Document -mcrc32.
13721 2009-06-11 Richard Henderson <rth@redhat.com>
13723 * common.opt (gdwarf-): Accept a version number.
13724 * doc/invoke.texi (gdwarf-): Update docs.
13725 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13726 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13727 version level, and record it.
13729 * dwarf2.h (DW_CIE_VERSION): Remove.
13730 * dwarf2out.c (DWARF_VERSION): Remove.
13731 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13732 (output_call_frame_info): Use CIE version 3 for dwarf3,
13733 or if the return register column is out of range for version 1.
13734 (dwarf_stack_op_name): Add all dwarf3 values.
13735 (DEBUG_PUBTYPES_SECTION): New.
13736 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13737 encoding change for dwarf3.
13738 (output_die) [dw_val_class_die_ref]: Likewise.
13739 (output_compilation_unit_header): Emit correct version for dwarf3.
13740 (output_line_info): Likewise.
13741 (output_pubnames): Update for DWARF_VERSION removal.
13742 (output_aranges): Likewise.
13743 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13744 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13745 (dwarf2out_finish): Likewise.
13747 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13749 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
13752 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13755 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
13756 * builtins.c (expand_builtin_unreachable): New function.
13757 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
13758 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
13759 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
13761 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
13762 searching for missing barriers.
13764 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13766 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
13767 when -fprofile-generate* was passed.
13768 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13770 2009-06-11 Anthony Green <green@moxielogic.com>
13772 * config/moxie/moxie.md: Define length attribute for all instructions.
13774 (*b<cond:code>): Support limited branch ranges for new PC-relative
13775 branch instructions.
13776 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
13778 2009-06-11 Jakub Jelinek <jakub@redhat.com>
13780 * config/i386/i386.c (min_insn_size): Use get_attr_length
13781 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
13782 For __asm return 0.
13784 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
13785 instead of emit_insn_before.
13787 2009-06-10 Ian Lance Taylor <iant@google.com>
13790 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
13793 2009-06-10 Revital Eres <eres@il.ibm.com>
13795 * passes.c (init_optimization_passes): Reschedule
13796 predictive-commoning pass before complete unroll pass.
13798 2009-06-10 Martin Jambor <mjambor@suse.cz>
13800 * cgraph.c (cgraph_node_can_be_local_p): New function.
13801 (cgraph_make_node_local): New function.
13802 * cgraph.h (cgraph_node_can_be_local_p): Declare.
13803 (cgraph_make_node_local): Declare.
13805 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
13807 * tree.h (tree_base): Add packed_flag and user_align fields.
13808 Decrease size of spare field.
13809 (TYPE_USER_ALIGN): Use user_align from tree_base.
13810 (DECL_USER_ALIGN): Likewise.
13811 (TYPE_PACKED): Use packed_flag from tree_base.
13812 (DECL_PACKED): Likewise.
13813 (tree_type): Delete packed_flag and user_align fields. Widen
13814 precision field. Widen mode field and shuffle fields to align
13815 mode on an 8-bit boundary.
13816 (tree_decl_common): Delete decl_flag_1 and user_align fields.
13817 Renumber decl_flag_* fields. Fix comments. Widen
13818 decl_common_unused field.
13819 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
13820 (DECL_EXTERNAL): Likewise.
13821 (DECL_BIT_FIELD): Likewise.
13822 (DECL_NONADDRESSABLE_P): Likewise.
13823 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
13824 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
13826 2009-06-10 Ian Lance Taylor <iant@google.com>
13828 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
13829 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
13830 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
13831 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
13832 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
13833 DEF_VEC_ALLOC_FUNC_P.
13834 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
13835 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
13836 DEF_VEC_ALLOC_FUNC_O.
13837 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
13838 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
13839 DEF_VEC_ALLOC_FUNC_I.
13840 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
13841 (vec_stack_p_reserve_exact_1): Declare.
13842 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
13843 (vec_stack_free): Declare.
13844 (VEC_stack_alloc): Define.
13845 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
13846 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
13847 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
13848 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
13850 (stack_vecs): New static variable.
13851 (vec_stack_p_reserve_exact_1): New function.
13852 (vec_stack_o_reserve_1): New static function.
13853 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
13854 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
13855 (vec_stack_free): New function.
13856 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
13857 (VEC_df_ref_stack_alloc): Define.
13858 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
13859 DEF_VEC_ALLOC_P_STACK.
13860 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
13861 (struct df_collection_rec): Change _vec fields to VEC. Remove
13863 (df_free_collection_rec): Adjust for new fields.
13864 (df_insn_rescan): Use new df_collection_rec fields.
13865 (df_notes_rescan, df_canonize_collection_rec): Likewise.
13866 (df_ref_create_structure, df_ref_record): Likewise.
13867 (df_get_conditional_uses, df_get_call_refs): Likewise.
13868 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
13869 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
13870 (df_record_exit_block_uses, df_bb_verify): Likewise.
13871 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
13872 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
13873 Remove count parameter. Change return type to void. Change all
13875 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
13876 Remove count parameter. Change return type to void. Change all
13878 (df_install_refs): Change old_vec parameter to VEC. Remove count
13879 parameter. Change all callers.
13880 (df_install_mws): Change old_vec parameter to VEC. Remove count
13881 parameter. Change all callers.
13882 (df_refs_verify): Change new_rec parameter to VEC. Change call
13884 (df_mws_verify): Likewise.
13886 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
13888 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
13890 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
13892 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
13894 2009-06-10 Anthony Green <green@moxielogic.com>
13896 * config/moxie/crti.asm: New file.
13897 * config/moxie/crtn.asm: New file.
13898 * config/moxie/moxie.c: New file.
13899 * config/moxie/moxie.h: New file.
13900 * config/moxie/sfp-machine.h: New file.
13901 * config/moxie/moxie-protos.h: New file.
13902 * config/moxie/t-moxie: Created.
13903 * config/moxie/t-moxie-softfp: Created.
13904 * config/moxie/moxie.md: Created.
13905 * config/moxie/constraints.md: Created.
13906 * config.gcc: Add moxie support.
13907 * doc/md.texi (Machine Constraints): Add moxie constraints.
13908 * doc/contrib.texi (Contributors): Mention moxie port.
13909 * doc/install.texi (Specific): Mention the moxie port.
13911 2009-06-09 Ian Lance Taylor <iant@google.com>
13913 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
13914 compiling with C++.
13915 * optabs.c (optab_table): Only use designated initializers if
13916 HAVE_DESIGNATED_INITIALIZERS is defined.
13917 (convert_optab_table): Likewise.
13918 (init_optabs): Always call init_insn_codes if
13919 HAVE_DESIGNATED_INITIALIZERS is not defined.
13921 2009-06-09 Ian Lance Taylor <iant@google.com>
13923 * targhooks.c (default_builtin_vectorized_function): Change fn
13924 parameter to unsigned int.
13925 (default_builtin_vectorized_conversion): Change code parameter to
13927 (default_builtin_reciprocal): Change fn parameter to unsigned int.
13928 * targhooks.h: Update declarations.
13929 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
13930 parameter to unsigned int.
13932 * c-typeck.c (comptypes_check_enum_int): New static function.
13933 (comptypes_internal): Add enum_and_int_p parameter. Change all
13935 (comp_target_types): Add location parameter. Change all callers.
13936 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
13937 Change all callers.
13938 (function_types_compatible_p, type_lists_compatible_p): Likewise.
13939 (build_conditional_expr): Add colon_loc parameter. Change all
13941 (convert_for_assignment): Add location parameter. Change all callers.
13942 * c-parser.c (c_parser_conditional_expression): Pass location of
13943 colon to build_conditional_expr.
13944 * c-tree.h (build_conditional_expr): Update declaration.
13946 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13948 * graphite.c: Revert previous patch.
13950 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13953 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
13955 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
13957 * tree-ssa-loop-prefetch.c
13958 (loop_prefetch_arrays): Fixed a portability problem in printf format
13961 2009-06-09 Martin Jambor <mjambor@suse.cz>
13963 PR tree-optimization/40351
13964 * tree-sra.c (propagate_subacesses_accross_link): Check that a
13965 refrence to a potential artifical subaccess can be constructed.
13967 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13969 * config/sh/sh-protos.h (sh_optimization_options): Declare.
13970 (sh_override_options): Likewise.
13971 * config/sh/sh.c: Include params.h.
13972 (sh_optimization_options): New.
13973 (sh_override_options): Likewise.
13974 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
13975 (OVERRIDE_OPTIONS): Use sh_override_options.
13977 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13979 * dwarf2out.c (emit_cfa_remember): New variable.
13980 (add_fde_cfi): If emit_cfa_remember, recurse to add
13981 DW_CFA_remember_state first.
13982 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
13983 instead just set emit_cfa_remember.
13985 2009-06-08 Jan Hubicka <jh@suse.cz>
13988 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
13990 2009-06-08 Jan Hubicka <jh@suse.cz>
13992 PR middle-end/39834
13993 * cgraphunit.c (save_inline_function_body): Do not copy transform
13994 hooks for saved inline bodies.
13995 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
13996 for given function.
13998 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
14000 * jump.c (returnjump_p): Handle delayed branches. Add missing
14003 2009-06-08 Jan Hubicka <jh@suse.cz>
14005 PR middle-end/40102
14006 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14007 original node might've been modified.
14008 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14010 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14012 * tree-object-size.c (addr_object_size): Add OSI argument.
14013 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14014 (compute_builtin_object_size, expr_object_size): Adjust callers.
14015 (plus_stmt_object_size): Call addr_object_size instead of
14016 compute_builtin_object_size.
14018 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14019 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14021 * tree-ssa-loop-prefetch.c
14022 (gather_memory_references): Introduced a counter for the number of
14024 (anything_to_prefetch_p): Introduced a counter for the number of
14026 (is_loop_prefetching_profitable): New function with a cost model
14028 (loop_prefetch_arrays): Use the new cost model to determine if
14029 prefetching is profitable.
14030 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14031 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14032 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14033 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14034 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14035 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14037 2009-06-08 Michael Matz <matz@suse.de>
14040 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14041 partitions use the same.
14042 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14043 for basevars of SSA_NAMEs.
14044 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14045 to not expand them twice.
14046 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14049 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14051 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14052 (fdump-final-insns=, gtoggle): New.
14053 * doc/invoke.texi: Document them.
14054 * final.c (rest_of_clean_state): Dump final insn stream.
14055 * gcc.c (invoke_as): Hook in -fcompare-debug.
14056 (static_spec_functions): Add compare-debug-dump-opt,
14057 compare-debug-self-opt and compare-debug-auxbase-opt.
14058 (compare_debug, compare_debug_second, compare_debug_opt): New.
14059 (switches_debug_check, n_switches_debug_check): New.
14060 (debug_auxbase_opt, debug_check_temp_file): New.
14061 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14063 (do_self_spec): Handle arguments after switches.
14064 (do_spec_1): Add .gk extension to temp file basenames for compare.
14065 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14066 (cc1_options): Use it instead of normal auxbase computation for
14067 the second compare-debug compilation.
14068 (compare_files): New.
14069 (main): Set up and implement compare debug mode.
14070 (compare_debug_dump_opt_spec_function): New.
14071 (compare_debug_self_opt_spec_function): New.
14072 (compare_debug_auxbase_opt_spec_function): New.
14073 * toplev.c (process_options): Handle flag_gtoggle,
14074 flag_dump_final_insns.
14075 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14076 during -fcompare-debug-second compilation.
14078 2009-06-07 Ian Lance Taylor <iant@google.com>
14080 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14081 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14083 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14084 with no default node. Change warning with %H to warning_at.
14085 Don't clear warn_switch around case checking.
14086 * doc/invoke.texi (Warning Options): Clarify distinction between
14087 -Wswitch and -Wswitch-enum.
14089 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14091 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14093 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14095 * gbl-ctors.h: Add header guard.
14097 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14099 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14100 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14101 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14102 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14103 prototypes for removed functions.
14104 (expressions_equal_p): Move to ...
14105 * tree-ssa-sccvn.h: ... here and ...
14106 * matrix-reorg.c: ... adjust includes.
14108 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14110 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14112 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14114 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14115 (finish_function): Remove erroneous whitespace.
14117 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14119 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14120 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14122 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14124 * errors.c (internal_error): Commentary typo fix.
14125 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14126 * tree-ssa-pre.c: Ditto.
14128 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14130 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14131 them is supposed to hold actual statements.
14133 2009-06-06 Ian Lance Taylor <iant@google.com>
14135 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14136 empty statements can now have attributes.
14138 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14140 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14141 * config/mips/mips.md: Ditto.
14143 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14145 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14147 (__eabi_uconvert): Likewise.
14149 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14151 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14152 CFI_* definitions with IN_GCC.
14154 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14156 * xcoffout.h (xcoffout_source_line): Update prototype.
14158 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14160 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14161 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14163 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14165 PR middle-end/40340
14166 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14167 inlined_function_outer_scope_p blocks for artificial inlines
14169 * tree.c (tree_nonartificial_location): Rewrite using
14170 block_nonartificial_location.
14172 2009-06-05 Revital Eres <eres@il.ibm.com>
14173 Leehod Baruch <leehod@il.ibm.com>
14175 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14176 (expand_expr_real_1): Remove comment.
14177 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14178 Vectorize misaligned access when the target supports it.
14179 (vect_supportable_dr_alignment): Check for unaligned access support.
14180 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14183 2009-06-05 Julian Brown <julian@codesourcery.com>
14185 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14186 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14188 2009-06-05 Richard Guenther <rguenther@suse.de>
14191 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14192 as possibly unused.
14194 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14196 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14197 (save_gprs): Don't tell unwinder when a global register is saved.
14198 (s390_emit_epilogue): Emit needed epilogue unwind info.
14200 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14202 * dwarf2out.c (deferred_asm_name): New.
14203 (add_name_and_src_coords_attributes): Defer creation of
14204 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14206 (move_linkage_attr): New.
14207 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14210 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14212 * tree-nested.c (finalize_nesting_tree_1): Declare the
14213 frame_decl in the binding tree.
14215 2009-06-04 Cary Coutant <ccoutant@google.com>
14217 * basic-block.h (struct basic_block_def): Add discriminator field.
14218 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14220 * debug.c (do_nothing_debug_hooks): Add additional entry.
14221 (debug_nothing_int_charstar_int): New function.
14222 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14223 (debug_nothing_int_charstar_int): New declaration.
14224 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14225 discriminator value in .loc directive.
14226 * final.c (last_discriminator): New variable.
14227 (discriminator): New variable.
14228 (final_start_function): Initialize above variables, pass current
14229 discriminator to debug hook.
14230 (notice_source_line): Check for discriminator change.
14231 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14232 * sdbout.c (sdbout_source_line): New parameter.
14233 * tree-cfg.c (struct locus_discrim_map): New structure type.
14234 (discriminator_per_locus): New hash table.
14235 (build_gimple_cfg): Allocate and free discriminator hash table.
14236 (make_edges): Call assign_discriminator.
14237 (locus_map_hash): New function.
14238 (locus_map_eq): New function.
14239 (next_discriminator_for_locus): New function.
14240 (same_line_p): New function.
14241 (assign_discriminator): New function.
14242 (make_cond_expr_edges): Call assign_discriminator.
14243 (make_gimple_switch_edges): Likewise.
14244 (first_non_label_stmt): New function.
14245 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14247 * xcoffout.c (xcoffout_source_line): Add new parameter.
14249 * configure.ac (gcc_cv_as_discriminator): New configury check for
14250 gas support for discriminator.
14251 * configure: Regenerate.
14252 * config.in: Regenerate.
14254 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14256 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14257 val after checking for integers.
14259 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14261 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14263 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14264 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14265 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14266 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14267 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14268 X64_SSE_REGPARM_MAX.
14269 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14270 X64_SSE_REGPARM_MAX.
14272 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14274 * gcc.c (report_times_to_file): New.
14275 (execute): Implement it.
14276 (process_command): Support -time=.
14277 * doc/invoke.texi: Document it.
14279 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14281 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14282 that have value exprs.
14284 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14286 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14287 declarations for constants until...
14288 (dw2_output_indirect_constant_1): ... this point.
14290 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14293 * arm.md (arm_addsi3): Don't try to split an add with an
14294 eliminable register until after reload has completed.
14296 2009-06-03 Ian Lance Taylor <iant@google.com>
14298 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14299 * genattrtab.c (write_length_unit_log): Likewise.
14300 * genchecksum.c (dosum): Likewise.
14301 * gengtype.c (write_rtx_next): Likewise.
14302 (finish_root_table, write_roots): Likewise.
14303 * gimple.c (gimple_ops_offset_): Likewise.
14304 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14305 * config/arc/arc.c (arc_attribute_table): Likewise.
14306 * config/arm/arm.c (arm_attribute_table): Likewise.
14307 * config/avr/avr.c (avr_attribute_table): Likewise.
14308 * config/crx/crx.c (crx_attribute_table): Likewise.
14309 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14310 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14311 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14312 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14313 * config/sh/sh.c (sh_attribute_table): Likewise.
14314 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14315 * config/spu/spu.c (spu_attribute_table): Likewise.
14316 * config/v850/v850.c (v850_attribute_table): Likewise.
14318 * config/alpha/alpha.c (vms_attribute_table): Make static.
14319 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14320 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14321 * config/mips/mips.c (mips_attribute_table): Likewise.
14323 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14325 (cc1-checksum.o): Likewise.
14327 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14329 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14331 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14333 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14334 insn if it is changing sp. Use gen_add3_insn instead of
14335 conditionally gen_addsi3 and gen_adddi3.
14336 (offset_below_red_zone_p): New static inline function.
14337 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14338 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14339 * config/rs6000/ppc-asm.h: Include auto-host.h.
14340 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14341 CFI_RESTORE): Define.
14342 * config/rs6000/crtresxgpr.asm: Add unwind info.
14343 * config/rs6000/crtresxfpr.asm: Likewise.
14344 * config/rs6000/crtresgpr.asm: Likewise.
14345 * config/rs6000/crtresfpr.asm: Likewise.
14346 * config/rs6000/crtsavgpr.asm: Likewise.
14347 * config/rs6000/crtsavfpr.asm: Likewise.
14349 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14350 argument of DWARF2_FRAME_REG_OUT macros.
14352 2009-06-03 Julian Brown <julian@codesourcery.com>
14354 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14355 words or less (including TImode) in core registers.
14357 2009-06-03 Richard Guenther <rguenther@suse.de>
14359 PR middle-end/40328
14360 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14362 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14364 * statistics.c (statistics_counter_event): Do not record event
14365 in pass dump if its number == -1.
14366 (curr_statistics_hash): Add assert that we never get passes
14367 with static number == -1.
14369 2009-06-03 Richard Guenther <rguenther@suse.de>
14370 Andrey Belevantsev <abel@ispras.ru>
14372 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14373 non-BLKmode arrays addressable.
14375 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14377 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14378 * config/m68k/m68k.h: ... here.
14380 2009-06-03 Martin Jambor <mjambor@suse.cz>
14382 PR tree-optimization/40323
14383 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14386 2009-06-03 Richard Guenther <rguenther@suse.de>
14388 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14391 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14393 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14394 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14395 JUMP_TABLE_DATA_P where applicable.
14396 * config/sh/sh.c: Ditto.
14397 * config/sh/sh.h: Ditto.
14398 * config/sh/sh.md: Ditto.
14399 * config/sh/symbian.c: Ditto.
14401 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14403 * config/i386/driver-i386.c (describe_cache): Optimize
14404 concatenation of strings. Use snprintf instead of sprintf.
14405 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14406 target when not compiling with GCC.
14408 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14410 * config/sh/sh.c: Revert last change.
14411 (sh_expand_epilogue): Emit a blockage insn before the frame
14412 pointer adjustment unconditionally.
14414 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14416 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14417 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14418 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14419 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14420 to COLLECT_GCC_OPTIONS.
14422 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14424 * collect2.c (target_system_root): New variable.
14425 (main): Handle --sysroot=.
14426 (ignore_library): Strip the sysroot from the library path.
14428 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14430 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14431 (collect2.o): Depend on collect2-aix.h.
14432 (collect2-aix.o): New rule.
14433 * collect2-aix.h: New file.
14434 * collect2-aix.c: Likewise.
14435 * collect2.c: Include collect2-aix.h. Don't undefine
14436 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14437 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14438 Use TARGET_AIX_VERSION instead of _AIX51.
14439 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14440 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14441 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14442 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14443 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14445 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14447 * collect2.c (ignore_library): Avoid premature post-increment
14448 and null deference.
14450 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14452 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14453 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14454 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14455 CROSS_DIRECTORY_STRUCTURE too.
14456 (LINK_LIBG_SPEC): Likewise.
14457 (LIB_SPEC): Add %R to sysroot paths.
14458 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14459 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14460 * config/rs6000/aix51.h: As for aix43.h.
14461 * config/rs6000/aix52.h: Likewise.
14462 * config/rs6000/aix53.h: Likewise.
14463 * config/rs6000/aix61.h: Likewise.
14464 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14465 to the beginning of sysroot paths.
14467 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14469 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14470 INSN_LISTs that are out of the REG_NOTE range.
14472 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14474 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14475 (struct var_to_expand): Likewise.
14476 (struct opt_info): Add head and tail for linked lists of the above.
14477 (analyze_insn_to_expand_var): Initialize next.
14478 (analyze_iv_to_split_insn): Likewise.
14479 (analyze_insns_in_loop): Create linked lists.
14480 (allocate_basic_variable): Simplify for use without hash table.
14481 (insert_var_expansion_initialization): Likewise, make it type-safer.
14482 (combine_var_copies_in_loop_exit): Likewise.
14483 (apply_opt_in_copies): Walk lists rather than hash tables.
14484 (release_var_copies): Simplified and inlined by hand into...
14485 (free_opt_info): ... this function.
14487 2009-06-02 Richard Guenther <rguenther@suse.de>
14489 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14492 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14494 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14495 only for builtins that are not overridden.
14497 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14499 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14502 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14504 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14506 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14508 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14510 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14512 * common.opt (fdump-unnumbered-links): New.
14513 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14514 * print-rtl.c (flag_dump_unnumbered_links): New.
14515 (print_rtx): Test it.
14517 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14519 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14520 push/pop multiple to 8-byte alignment.
14522 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14524 * config/i386/i386.c (queued_cfa_restores): New static variable.
14525 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14527 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14528 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14529 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14530 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14531 note unconditionally.
14532 (ix86_emit_restore_regs_using_mov): Likewise.
14533 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14534 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14535 it through to ix86_emit_restore_reg_using_pop.
14536 (ix86_emit_leave): Add RED_OFFSET argument. Call
14537 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14538 instead of adding REG_CFA_OFFSET note unconditionally.
14539 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14540 the above functions. Call ix86_add_queued_cfa_restore_notes when
14543 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14544 force output of the label even for dwarf2out_do_cfi_asm.
14545 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14546 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14547 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14549 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14550 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14551 dwarf2out_cfi_label callers.
14552 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14553 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14554 Adjust dwarf2out_cfi_label callers.
14555 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14557 * config/i386/i386.h (struct machine_cfa_state,
14558 struct machine_function): Guard with ifndef USED_FOR_TARGET
14559 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14562 * emutls.c (__emutls_get_address): Change arr->size to mean number
14563 of allocated arr->data entries instead of # of slots + 1.
14565 PR middle-end/40316
14566 * recog.c (peep2_reinit_state): New function.
14567 (peephole2_init_state): Use it at the end of a basic block and also
14568 when seeing a RTX_FRAME_RELATED_P insn.
14570 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14572 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14573 fixuns_truncrfdi2): New.
14574 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14575 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14576 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14577 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14578 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14579 *recip_approx): Remove.
14580 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14581 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14582 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14584 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14587 2009-06-01 Ian Lance Taylor <iant@google.com>
14589 * attribs.c (register_attribute): Use CONST_CAST.
14590 * collect2.c (main): Use CONST_CAST2.
14591 (scan_prog_file): Likewise.
14592 * gcc.c (process_command, main): Likewise.
14593 * toplev.c (toplev_main): Likewise.
14595 * c-typeck.c (handle_warn_cast_qual): New static function,
14596 partially broken out of build_c_cast.
14597 (build_c_cast): Call handle_warn_cast_qual.
14598 * doc/invoke.texi (Warning Options): Document new effect of
14601 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14603 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14604 (diagnostic_report_current_module): Print columns.
14605 * common.opt (flag_show_column): Enable by default.
14607 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14609 * alias.c (find_base_term): Check for NULL term before returning.
14611 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14613 Revert due to PR40320:
14614 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14615 * calls.c (emit_library_call_value_1): Don't force_operand for move
14618 2009-06-01 Olivier Hainque <hainque@adacore.com>
14619 Eric Botcazou <ebotcazou@adacore.com>
14621 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14622 to be processed as a bitfield for constructor output purposes.
14623 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14625 * varasm.c (oc_local_state): New type, output_constructor
14626 local state to support communication with helpers.
14627 (oc_outer_state): New type, output_constructor outer state of
14628 relevance in recursive calls.
14629 (output_constructor_array_range): New output_constructor helper,
14630 extracted code for an array range element.
14631 (output_constructor_regular_field): New output_constructor helper,
14632 extracted code for an element that is not a bitfield.
14633 (output_constructor_bitfield): New output_constructor helper,
14634 extracted code for a bitfield element. Accept an OUTER state
14635 argument for recursive processing. Recurse on record or array
14636 CONSTRUCTOR values, possibly past noop conversions.
14637 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14638 VALUE is a valid constant-valued expression for use in a static
14639 bit-field initializer.
14640 (output_constructor): Rework to use helpers. Accept and honor an
14641 OUTER state argument for recursive calls. Return total size. Be
14642 prepared for nested constructors initializing bitfields.
14643 (output_constant): Feed OUTER in calls to output_constructor.
14645 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14647 * calls.c (emit_library_call_value_1): Don't force_operand for move
14650 2009-06-01 Nick Clifton <nickc@redhat.com>
14652 * doc/invoke.texi (IA-64 Options): Fix typo.
14654 2009-06-01 Ira Rosen <irar@il.ibm.com>
14656 PR tree-optimization/39129
14657 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14659 (vect_do_peeling_for_loop_bound): Use
14660 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14661 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14662 (vect_loop_versioning): Likewise.
14663 (vect_create_cond_for_alias_checks): Fix indentation.
14664 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14666 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14667 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14668 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14669 "control flow in loop".
14670 (vect_estimate_min_profitable_iters): Use
14671 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14672 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14673 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14674 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14675 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14676 statement belongs to a group of strided accesses with the exact code
14678 (vectorizable_load): Likewise.
14679 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14680 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14682 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14684 * config/freebsd-stdint.h: New file.
14685 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14686 Add freebsd-stdint.h to tm_file.
14688 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14690 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14691 (thumb2_extendhidi2): Likewise.
14693 2009-05-31 Ian Lance Taylor <iant@google.com>
14695 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14697 2009-05-31 Ian Lance Taylor <iant@google.com>
14699 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14700 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14701 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14703 2009-05-31 Jason Merrill <jason@redhat.com>
14705 * tree-pretty-print.c (print_call_name): Take the callee, not the
14706 call itself. Make non-static. Use dump_function_name for functions.
14707 (dump_generic_node): Adjust.
14708 * diagnostic.h: Declare print_call_name.
14709 * gimple-pretty-print.c (dump_gimple_call): Use it.
14711 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14713 * config/sh/sh.md (ashldi3_std): New define_expand.
14716 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14719 * config/sh/sh.c: Include debug.h.
14720 (sh_expand_epilogue): Emit a blockage insn before the frame
14721 pointer adjustment also when dwarf2out_do_frame returns true.
14723 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14725 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14726 (thumb2_extendqidi2): New pattern.
14728 2009-05-31 Ira Rosen <irar@il.ibm.com>
14730 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14731 mark phis for renaming.
14732 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14733 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14734 Call mark_sym_for_renaming.
14735 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14736 * tree-vect-loop.c (vect_transform_loop): Remove
14737 vect_memsyms_to_rename initialization and a call to
14738 mark_set_for_renaming.
14740 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14742 PR middle-end/40304
14743 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14744 frame related even if !set_cfa && style < 0.
14746 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14748 * config/i386/mingw-tls.c: New file.
14749 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
14750 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
14751 defining _WIN32 but not __CYGWIN__.
14753 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14755 * configure.ac: Add MPC support.
14757 * config.in, configure: Regenerate.
14759 2009-05-29 Richard Henderson <rth@redhat.com>
14761 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
14762 NOTE_INSN_BASIC_BLOCK.
14763 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
14764 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
14765 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
14767 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
14769 (add_cfi): Disable check redefining cfa away from drap.
14770 (lookup_cfa_1): Add remember argument; handle remember/restore.
14771 (lookup_cfa): Pass remember argument.
14772 (cfa_remember): New.
14773 (compute_barrier_args_size_1): Remove sibcall check.
14774 (dwarf2out_frame_debug_def_cfa): New.
14775 (dwarf2out_frame_debug_adjust_cfa): New.
14776 (dwarf2out_frame_debug_cfa_offset): New.
14777 (dwarf2out_frame_debug_cfa_register): New.
14778 (dwarf2out_frame_debug_cfa_restore): New.
14779 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
14780 (dwarf2out_begin_epilogue): New.
14781 (dwarf2out_frame_debug_restore_state): New.
14782 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
14783 DW_CFA_restore_state.
14784 (output_cfi_directive): Likewise.
14785 (convert_cfa_to_fb_loc_list): Likewise.
14786 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
14787 * dwarf2out.h: Update.
14788 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
14789 (copy_insn_1): Early out for null.
14790 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
14791 and dwarf2out_frame_debug_restore_state.
14792 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
14793 (prologue_insn_hash, epilogue_insn_hash): New.
14794 (free_after_compilation): Adjust freeing accordingly.
14795 (record_insns): Create hash table if needed; push insns into
14796 hash instead of array.
14797 (maybe_copy_epilogue_insn): New.
14798 (contains): Search hash table instead of array.
14799 (sibcall_epilogue_contains): Remove.
14800 (thread_prologue_and_epilogue_insns): Split eh_return insns
14801 and mark them as epilogues.
14802 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
14803 scanning in terms of basic blocks.
14804 * insn-notes.def (CFA_RESTORE_STATE): New.
14805 * jump.c (returnjump_p_1): Accept EH_RETURN.
14806 (eh_returnjump_p_1, eh_returnjump_p): New.
14807 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
14808 CFA_REGISTER, CFA_RESTORE): New.
14809 * rtl.def (EH_RETURN): New.
14810 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
14812 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
14813 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
14815 * config/i386/i386.c (gen_push): Update cfa state.
14816 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
14817 add a CFA_ADJUST_CFA note.
14818 (ix86_dwarf_handle_frame_unspec): Remove.
14819 (ix86_expand_prologue): Update cfa state.
14820 (ix86_emit_restore_reg_using_pop): New.
14821 (ix86_emit_restore_regs_using_pop): New.
14822 (ix86_emit_leave): New.
14823 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
14824 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
14825 * config/i386/i386.h (struct machine_cfa_state): New.
14826 (ix86_cfa_state): New.
14827 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
14828 (eh_return_internal): Merge from eh_return_<mode>,
14829 use eh_return rtx, split w/ epilogue.
14831 2009-05-29 Ian Lance Taylor <iant@google.com>
14833 * builtins.c (validate_gimple_arglist): Don't use va_arg with
14835 * calls.c (emit_library_call_value_1): Likewise.
14837 * c-typeck.c (c_build_va_arg): New function.
14838 * c-tree.h (c_build_va_arg): Declare.
14839 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
14840 instead of build_va_arg.
14842 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
14844 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
14845 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
14846 (ptr_difference_cost): Use affine combinations to compute it.
14847 (difference_cost): Likewise.
14848 (get_computation_cost_at): Compute more accurate cost for addresses
14849 if the ratio is a multiplier allowed in addresses.
14850 For non-addresses, consider that an additional offset or symbol is
14853 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14855 * config/i386/i386.c (ix86_decompose_address): Avoid useless
14856 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
14858 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
14859 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
14860 (prefix_rex): For UNIT_MMX don't imply the prefix by default
14862 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
14863 to 1 for TYPE_SSE{IADD1,CVT1}.
14864 (prefix_vex_imm8): Removed.
14865 (length_vex): Only pass 1 as second argument to
14866 ix86_attr_length_vex_default if prefix_extra is 0.
14867 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
14868 (length): For prefix vex computation use length_immediate
14869 attribute instead of prefix_vex_imm8.
14870 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
14871 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
14872 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
14873 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
14874 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
14875 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
14876 a space in between the operands.
14877 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
14878 if one operand is 0xff and the other one si, di, bp or sp.
14879 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
14880 other one si, di, bp or sp.
14881 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
14882 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
14883 type and mode attributes.
14884 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
14885 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
14886 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
14887 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
14888 prefix_data16 attribute iff MODE_DF.
14889 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
14890 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
14891 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
14892 constm128_operand in length_immediate computation.
14893 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
14894 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
14895 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
14896 length_immediate attribute to 1.
14897 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
14898 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
14899 for certain alternatives.
14900 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
14901 prefix_data16 attribute if MODE_V1DF.
14902 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
14903 length_immediate to 1.
14904 (set_got_rex64, set_rip_rex64): Remove length attribute, set
14905 length_address to 4, set mode attribute to MODE_DI.
14906 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
14907 (fxam<mode>2_i387): Set length attribute to 4.
14908 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
14909 *prefetch_3dnow_rex): Override length_address attribute.
14910 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
14912 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
14913 (constm128_operand): Removed.
14914 * config/i386/i386.c (memory_address_length): For
14915 disp && !index && !base in 64-bit mode account for SIB byte if
14916 print_operand_address can't optimize disp32 into disp32(%rip)
14917 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
14918 for fs: or gs: segment.
14919 (ix86_attr_length_immediate_default): When checking if shortform
14920 is possible, truncate immediate to the length of the non-shortened
14922 (ix86_attr_length_address_default): Ignore MEM_P operands
14924 (ix86_attr_length_vex_default): Only check for DImode on
14925 GENERAL_REG_P operands.
14926 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
14927 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
14928 (sse_cvttps2pi): Clear prefix_rep attribute.
14929 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
14931 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
14932 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
14933 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
14934 iff operand 2 is const_int_operand.
14935 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
14936 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
14937 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
14939 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
14941 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
14942 prefix_data16 attribute for movlpd and movhpd instructions.
14943 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
14944 length_immediate for shufpd instruction.
14945 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
14946 (avx_cmpp<avxmodesuffixf2c><mode>3,
14947 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
14948 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
14949 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
14950 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
14951 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
14952 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
14953 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
14954 prefix_data16 attribute for the first alternative to 1.
14955 (*avx_loadlps): Override length_immediate for the first alternative.
14956 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
14957 attributes for second alternative.
14958 (*vec_concatv2sf_sse4_1): Override length_immediate and
14959 prefix_data16 attributes for second alternative.
14960 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
14961 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
14962 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
14963 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
14964 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
14965 prefix_data16 and length_immediate to 1.
14966 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
14968 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
14969 prefix_extra attribute for variants that don't have 0f prefix alone.
14970 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
14971 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
14972 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
14973 *sse4_1_pextrd): Set length_immediate to 1.
14974 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
14975 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
14977 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
14978 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
14979 length_immediate to 1 for second alternative.
14980 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
14981 prefix_extra and length_immediate attributes for the first
14983 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
14985 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
14986 to 1 for the first and third alternative.
14987 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
14989 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
14991 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
14993 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
14994 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
14995 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
14996 *avx_psign<mode>3): Set prefix_extra attribute to 1.
14997 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
14998 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
14999 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
15000 ssse3_psign<mode>3): Override prefix_rex attribute.
15001 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
15002 (ssse3_palignrti): Override length_immediate to 1.
15003 (ssse3_palignrdi): Override length_immediate to 1, override
15004 prefix_rex attribute.
15005 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15006 (sse4a_extrqi): Override length_immediate to 2.
15007 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15008 (sse4a_insertq): Override prefix_data16 to 0.
15009 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15010 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15011 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15012 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15013 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15014 and length_immediate to 1.
15015 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15016 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15017 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15018 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15019 and length_immediate to 1.
15020 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15021 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15022 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15023 avx_ptest256): Override prefix_extra to 1.
15024 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15025 Override prefix_data16 and length_immediate to 1.
15026 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15027 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15028 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15029 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15030 prefix_data16 to 0 and prefix_extra to 2.
15031 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15032 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15034 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15035 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15036 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15037 and prefix_extra to 2.
15038 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15039 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15040 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15041 avx_vpermilvar<mode>3,
15042 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15043 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15044 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15045 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15046 Override prefix_extra to 1.
15047 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15048 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15049 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15050 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15051 prefix_extra and length_immediate to 1.
15052 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15054 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15055 to 1 for the first alternative.
15056 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15057 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15059 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15060 *movv2sf_internal_avx, *movv2sf_internal): Override
15061 prefix_rep attribute for certain alternatives.
15062 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15063 attributes for certain alternatives.
15064 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15065 attributes for certain alternatives.
15066 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15067 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15068 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15069 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15070 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15071 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15072 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15073 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15074 length_immediate to 1 if operand 2 is const_int_operand.
15075 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15076 *vec_extractv2si_1): Set length_immediate attribute to 1.
15077 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15078 using old 3DNOW insn rather than SSE/3DNOW_A.
15079 (mmx_emms, mmx_femms): Clear modrm attribute.
15081 2009-05-29 Martin Jambor <mjambor@suse.cz>
15083 * tree-sra.c: New implementation of SRA.
15085 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15086 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15087 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15088 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15089 (SRA_MAX_STRUCTURE_COUNT): Removed.
15090 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15091 * doc/invoke.texi (sra-max-structure-size): Removed.
15092 (sra-field-structure-ratio): Removed.
15094 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15096 PR middle-end/40291
15097 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15100 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15102 PR rtl-optimization/40101
15103 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15104 seqno. Adjust comment.
15105 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15106 inserting bookkeeping before a jump, the jump is not scheduled.
15107 When no positive seqno found, provide a value. Add comment.
15109 2009-05-29 Richard Guenther <rguenther@suse.de>
15111 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15112 short-cutting on the first component.
15114 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15116 PR middle-end/39958
15117 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15118 for trees other than decls/types.
15120 2009-05-29 Richard Guenther <rguenther@suse.de>
15122 * tree-ssa-operands.c (get_expr_operands): Do not handle
15123 INDIRECT_REFs in the handled-component case. Remove
15124 unused get_ref_base_and_extent case.
15125 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15126 tree_low_cst and host_integerp where possible.
15127 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15128 codes for equivalence.
15129 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15131 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15133 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15134 to tmake_file for i[34567]86-*-cygwin*.
15136 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15139 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15140 (altivec_categorize_keyword, init_vector_keywords,
15141 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15144 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15146 * tree.c (handle_dll_attribute): Check if node is
15147 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15149 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15151 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15153 (thumb2_zero_extendqidi2): Likewise.
15155 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15157 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15158 instead of gen_movrt.
15159 * config/sh/sh.md (movrt): Remove.
15161 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15163 * doc/invoke.texi (IA-64 Options):
15164 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15165 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15166 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15167 -msched-prefer-non-control-spec-insns,
15168 -msched-stop-bits-after-every-cycle,
15169 -msched-count-spec-in-critical-path,
15170 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15171 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15172 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15173 and -msched-spec-verbose.
15175 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15177 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15178 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15180 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15182 2009-05-28 Richard Guenther <rguenther@suse.de>
15184 * tree-ssa-alias.c (ao_ref_init): New function.
15185 (ao_ref_base): Likewise.
15186 (ao_ref_base_alias_set): Likewise.
15187 (ao_ref_alias_set): Likewise.
15188 (refs_may_alias_p_1): Change signature.
15189 (refs_may_alias_p): Adjust.
15190 (refs_anti_dependent_p): Likewise.
15191 (refs_output_dependent_p): Likewise.
15192 (call_may_clobber_ref_p_1): Change signature.
15193 (call_may_clobber_ref_p): Adjust.
15194 (stmt_may_clobber_ref_p_1): New function split out from ...
15195 (stmt_may_clobber_ref_p): ... here.
15196 (maybe_skip_until): Adjust signature.
15197 (get_continuation_for_phi): Likewise.
15198 (walk_non_aliased_vuses): Likewise.
15199 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15200 (ao_ref_init): Declare.
15201 (ao_ref_base): Likewise.
15202 (ao_ref_alias_set): Likewise.
15203 (stmt_may_clobber_ref_p_1): Likewise.
15204 (walk_non_aliased_vuses): Adjust.
15205 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15206 (get_ref_from_reference_ops): remove.
15207 (vn_reference_lookup_2): Adjust signature.
15208 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15209 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15210 (vn_reference_lookup): Adjust.
15211 (vn_reference_insert): Likewise.
15212 (vn_reference_insert_pieces): Adjust signature.
15213 (visit_reference_op_call): Adjust.
15214 * tree-ssa-pre.c (get_expr_type): Simplify.
15215 (phi_translate_1): Adjust.
15216 (compute_avail): Likewise.
15217 (translate_vuse_through_block): Do not re-build trees.
15218 (value_dies_in_block_x): Likewise.
15219 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15221 (vn_reference_lookup_pieces): Adjust declaration.
15222 (vn_reference_insert_pieces): Likewise.
15224 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15226 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15227 with checking disabled.
15229 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15233 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15234 macro definition for support of three-operand format aligned
15235 .comm directive in assembler on cygwin/pe/mingw target OS.
15236 * configure: Regenerate.
15237 * config.h: Regenerate.
15239 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15240 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15241 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15243 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15244 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15246 2009-05-28 Ira Rosen <irar@il.ibm.com>
15248 PR tree-optimization/40254
15249 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15250 in analysis of basic blocks.
15252 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15254 PR middle-end/33699
15255 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15256 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15257 (TARGET_INITIALIZER): Use it.
15258 * cse.c (CHEAPER): Move it up to the other macros.
15259 (insert): Rename this ...
15260 (insert_with_costs): ... to this. Add cost parameters. Update
15262 (insert): New function. Call insert_with_costs.
15263 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15264 find_reg_offset_for_const, try_const_anchors): New functions.
15265 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15266 when using a const-anchor. Call insert_const_anchors.
15267 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15268 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15270 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15272 * tree-inline.c (remap_decls): Enable nonlocalized variables
15273 when not optimizing.
15275 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15277 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15278 Simplify other tests involving optimize.
15280 2009-05-27 Tom Tromey <tromey@redhat.com>
15282 * unwind-dw2.c (_Unwind_DebugHook): New function.
15283 (uw_install_context): Call _Unwind_DebugHook.
15285 2009-05-27 Tom Tromey <tromey@redhat.com>
15287 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15289 2009-05-27 Ian Lance Taylor <iant@google.com>
15291 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15292 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15293 (ALL_LINKERFLAGS): Define.
15294 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15295 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15296 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15297 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15298 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15299 $(LINKER_FOR_BUILD).
15300 (build/gcov-iov$(build_exeext)): Likewise.
15302 2009-05-27 Julian Brown <julian@codesourcery.com>
15304 * gcse.c (target.h): Include.
15305 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15306 copy of argument to a pseudo register.
15308 2009-05-27 Diego Novillo <dnovillo@google.com>
15310 * tree-ssa-live.c (dump_scope_block): Document arguments.
15311 (dump_scope_blocks): Document.
15312 (debug_scope_blocks): New.
15313 * tree-flow.h (debug_scope_blocks): Declare.
15315 2009-05-21 Denis Chertykov <denisc@overta.ru>
15317 * doc/contrib.texi (Contributors): Add myself to the list.
15319 2009-05-27 Olivier Hainque <hainque@adacore.com>
15321 * expr.c (target_align): New function. Alignment the TARGET of an
15322 assignment may be assume to have.
15323 (highest_pow2_factor_for_target): Use it instead of relying on
15324 immediate tree attributes of TARGET, not necessarily honored when
15325 intermediate bitfields are involved.
15327 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15330 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15331 AVX, SSE4, AES, PCLMUL and POPCNT.
15333 2009-05-27 Diego Novillo <dnovillo@google.com>
15335 * tree-pretty-print.c (dump_location): New.
15336 (dump_generic_node): Call it.
15337 Factor code to handle BLOCK nodes ...
15338 (dump_block_node): ... here.
15340 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15342 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15344 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15346 * gcc-plugin.h: Include config.h and system.h.
15347 (IN_GCC): Define if not defined.
15349 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15351 PR middle-end/40249
15352 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15355 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15357 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15359 * config/m32r/m32r.h: Ditto.
15360 * config/m32r/m32r.md: Ditto.
15361 * config/m32r/predicates.md: Ditto.
15363 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15365 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15367 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15370 (Loading plugins): typo.
15371 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15372 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15373 (Interacting with the GCC Garbage Collector): Added new section.
15374 (Giving information about a plugin): Added new section for
15376 * ggc.h (ggc_register_root_tab): Added declaration.
15377 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15378 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15379 (register_callback): Improved comment in declaration.
15380 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15381 (extra_root_vec) Added static variable for dynamic roots registration.
15382 (ggc_register_root_tab) Added new routine.
15383 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15384 PLUGIN_GGC_MARKING event.
15385 * ggc-zone.c: Include plugin.h.
15386 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15387 * ggc-page.c: Include plugin.h.
15388 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15389 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15390 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15391 (register_callback): check lack of callbacks for
15392 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15393 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15394 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15395 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15396 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15397 dependency on plugin.h.
15398 (plugin.o): Added dependency on ggc.h...
15400 2009-05-26 Richard Guenther <rguenther@suse.de>
15402 PR middle-end/40248
15404 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15405 with mismatched comparison modes.
15407 * expr.c (expand_expr_real_1): Expand the operand of a
15408 VIEW_CONVERT_EXPR in its natural mode.
15410 2009-05-26 Ian Lance Taylor <iant@google.com>
15412 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15413 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15414 (ALL_COMPILERFLAGS): Define.
15415 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15416 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15417 (collect2$(exeext), collect2.o): Likewise.
15418 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15419 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15420 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15421 (libbackend.o, intl.o, cppdefault.o): Likewise.
15422 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15423 (build/%.o): Use $(COMPILER_FOR_BUILD).
15424 (build/gen%$(build_exeext)): Likewise.
15425 (build/gcov-iov$(build_exeext)): LIkewise.
15426 * config/t-darwin (darwin.o): Use $(COMPILER).
15427 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15428 * config/t-sol2 (sol2-c.o): Likewise.
15429 (sol2.o): Likewise.
15430 * config/t-vxworks (vxworks.o): Likewise.
15431 * config/x-darwin (host-darwin.o): Likewise.
15432 * config/x-hpux (host-hpux.o): Likewise.
15433 * config/x-linux (host-linux.o): Likewise.
15434 * config/x-solaris (host-solaris.o): Likewise.
15435 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15436 * config/arm/t-arm (arm-c.o): Likewise.
15437 * config/arm/t-pe (pe.o): Likewise.
15438 * config/arm/t-wince-pe (pe.o): Likewise.
15439 * config/i386/t-cygming (winnt.o): Likewise.
15440 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15441 * config/i386/t-cygwin (cygwin1.o): Likewise.
15442 (cygwin2.o): Likewise.
15443 * config/i386/t-i386 (i386-c.o): Likewise.
15444 * config/i386/t-interix (winnt.o): Likewise.
15445 * config/i386/t-netware (netware.o): Likewise.
15446 * config/i386/t-nwld (nwld.o): Likewise.
15447 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15448 * config/i386/x-i386 (driver-i386.o): Likewise.
15449 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15450 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15451 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15452 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15453 * config/mips/x-native (driver-native.o): Likewise.
15454 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15455 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15456 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15457 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15458 * config/score/t-score-elf (score7.o): Likewise.
15459 (score3.o): Likewise.
15460 * config/sh/t-sh (sh-c.o): Likewise.
15461 * config/sh/t-symbian (sh-c.o): Likewise.
15462 (symbian.o): Likewise.
15463 * config/spu/t-spu-elf (spu-c.o): Likewise.
15464 * config/v850/t-v850 (v850-c.o): Likewise.
15465 * config/v850/t-v850e (v850-c.o): Likewise.
15467 2009-05-26 Richard Guenther <rguenther@suse.de>
15469 PR tree-optimization/40122
15470 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15471 VECTOR_CSTs if possible.
15472 (fold_gimple_assign): Likewise.
15474 2009-05-26 Richard Guenther <rguenther@suse.de>
15476 PR middle-end/40252
15477 * fold-const.c (fold_binary): Use the correct types for building
15480 2009-05-26 Richard Guenther <rguenther@suse.de>
15482 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15483 redundant calls to merge_alias_info.
15484 (bump_vector_ptr): Likewise.
15485 * tree-ssa-copy.c (merge_alias_info): Remove.
15486 (replace_exp_1): Remove call to merge_alias_info.
15487 (propagate_tree_value): Likewise.
15488 (fini_copy_prop): Propagate points-to info.
15489 * tree-flow.h (merge_alias_info): Remove.
15491 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15493 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15495 2009-05-25 Jan Hubicka <jh@suse.cz>
15497 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15498 * cgraph.h (struct inline_summary): New filed self_wize,
15499 size_inlining_benefit, self_time and time_inlining_benefit.
15500 (struct cgraph_global_info): Replace insns by time ans size fields.
15501 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15502 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15503 (ipcp_update_callgraph): Do not touch function bodies.
15504 * ipa-inline.c: Include except.h
15505 (MAX_TIME): New constant.
15506 (overall_insns): Remove.
15507 (leaf_node_p): New.
15508 (overall_size, max_benefit): New static variables.
15509 (cgraph_estimate_time_after_inlining): New function.
15510 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15511 (cgraph_clone_inlined_nodes): Update size.
15512 (cgraph_mark_inline_edge): Update size.
15513 (cgraph_estimate_growth): Use size info.
15514 (cgraph_check_inline_limits): Check size.
15515 (cgraph_default_inline_p): Likewise.
15516 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15517 (cgraph_decide_recursive_inlining): Check size.
15518 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15520 (cgraph_decide_inlining): Likewise.
15521 (cgraph_decide_inlining_incrementally): Likewise; honor
15522 PARAM_EARLY_INLINING_INSNS.
15523 (likely_eliminated_by_inlining_p): New predicate.
15524 (estimate_function_body_sizes): New function.
15525 (compute_inline_parameters): Use it.
15526 * except.c (must_not_throw_labels): New function.
15527 * except.h (must_not_throw_labels): Declare.
15528 * tree-inline.c (init_inline_once): Kill inlining_weigths
15529 * tree-ssa-structalias.c: Avoid uninitialized warning.
15530 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15531 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15532 (PARAM_INLINE_CALL_COST): Remove.
15533 (PARAM_EARLY_INLINING_INSNS): New.
15535 2009-05-25 Richard Guenther <rguenther@suse.de>
15537 PR tree-optimization/36327
15538 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15539 callback for reference translation or lookup at the point of may-defs.
15540 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15541 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15542 for union COMPONENT_REFs.
15543 (vn_reference_lookup_3): New callback. Lookup from memset
15544 and CONSTRUCTOR assignment, translate through struct copies.
15545 (vn_reference_lookup_pieces): Make sure to not free the
15546 passed operands array. Adjust walk_non_aliased_vuses call.
15547 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15548 make sure we do not leak memory.
15550 2009-05-25 Richard Guenther <rguenther@suse.de>
15552 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15553 * tree-inline.c (expand_call_inline): Reset the escaped and
15554 callused solutions.
15555 * tree-ssa-structalias.c (pass_build_ealias): New.
15556 * tree-pass.h (pass_build_ealias): Declare.
15557 * passes.c (init_optimization_passes): Add PTA during
15558 early optimizations.
15559 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15560 and CALLUSED solutions.
15561 (dump_points_to_solution): New function, split out from ...
15562 (dump_points_to_info_for): ... here.
15563 * tree-parloops.c (parallelize_loops): Reset the escaped and
15564 callused solutions.
15566 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15569 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15570 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15572 2009-05-25 Ira Rosen <irar@il.ibm.com>
15574 PR tree-optimization/40238
15575 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15576 statements after basic block's labels.
15577 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15578 to free the allocated memory.
15580 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15582 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15583 return address with a USE.
15585 2009-05-24 Richard Guenther <rguenther@suse.de>
15587 PR middle-end/40233
15588 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15589 array type from the main variant of the inner type.
15591 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15593 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15594 definition to bool (from int) to un-break build.
15595 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15597 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15599 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15600 discard_stmt_changes): Delete.
15601 * tree-ssa-operands.c (scb_stack): Delete.
15602 (init_ssa_operands): Do not initialize it.
15603 (fini_ssa_operands): Do not free it.
15604 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15606 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15607 update_stmt, remove the others. Fix comments.
15608 * tree-dfa.c (optimize_stack_restore): Likewise.
15609 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15610 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15611 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15612 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15614 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15615 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15616 (dom_opt_finalize_block): Likewise, adjusting access to
15618 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15619 (stmts_to_rescan): Change item type to gimple.
15620 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15622 2009-05-24 Ira Rosen <irar@il.ibm.com>
15624 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15625 * tree-pass.h (pass_slp_vectorize): New pass.
15626 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15627 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15628 * tree-vectorizer.c (timevar.h): Include.
15629 (user_vect_verbosity_level): Declare.
15630 (vect_location): Fix comment.
15631 (vect_set_verbosity_level): Update user_vect_verbosity_level
15632 instead of vect_verbosity_level.
15633 (vect_set_dump_settings): Add an argument. Ignore user defined
15634 verbosity if dump flags require higher level of verbosity. Print to
15635 stderr only for loop vectorization.
15636 (vectorize_loops): Update call to vect_set_dump_settings.
15637 (execute_vect_slp): New function.
15638 (gate_vect_slp): Likewise.
15639 (struct gimple_opt_pass pass_slp_vectorize): New.
15640 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15641 access its members.
15642 (vec_info_for_bb): New function.
15643 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15644 (VECTORIZATION_ENABLED): New macro.
15645 (SLP_ENABLED, SLP_DISABLED): Likewise.
15646 (vect_is_simple_use): Add bb_vec_info argument.
15647 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15648 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15649 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15650 vect_schedule_slp, vect_analyze_slp): Likewise.
15651 (vect_analyze_stmt): Add slp_tree argument.
15652 (find_bb_location): Declare.
15653 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15654 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15655 (vect_analyze_loop_operations, vect_analyze_loop,
15656 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15657 vect_finalize_reduction, vectorizable_reduction,
15658 vectorizable_live_operation, vect_transform_loop): Likewise.
15659 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15660 skip evolution analysis if analyzing a basic block.
15661 (dr_analyze_indices): Likewise.
15662 (initialize_data_dependence_relation): Skip the test whether the
15663 object is invariant for basic blocks.
15664 (compute_all_dependences): Skip dependence analysis for data
15665 references in basic blocks.
15666 (find_data_references_in_stmt): Don't fail in case of invariant
15667 access in basic block.
15668 (find_data_references_in_bb): New function.
15669 (find_data_references_in_loop): Move code to
15670 find_data_references_in_bb and add a call to it.
15671 (compute_data_dependences_for_bb): New function.
15672 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15673 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15675 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15676 unknown dependence in basic block and fail in case of dependence in
15678 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15679 dependence instances from either loop or basic block vectorization
15681 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15682 before calling nested_in_vect_loop_p.
15683 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15684 dependence instances from either loop or basic block vectorization
15686 (vect_verify_datarefs_alignment): Likewise.
15687 (vect_enhance_data_refs_alignment): Adjust function calls.
15688 (vect_analyze_data_refs_alignment): Likewise.
15689 (vect_analyze_group_access): Fix printing. Skip different checks if
15690 DR_STEP is 0. Keep strided stores either in loop or basic block
15691 vectorization data structure. Fix indentation.
15692 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15694 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15695 dependence instances from either loop or basic block vectorization
15697 (vect_analyze_data_refs): Update comment. Call
15698 compute_data_dependences_for_bb to analyze basic blocks.
15699 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15700 case of loop vectorization. In case of basic block vectorization use
15701 data-ref itself as a base.
15702 (vect_create_data_ref_ptr): In case of basic block vectorization:
15703 don't advance the pointer, add new statements before the current
15704 statement. Adjust function calls.
15705 (vect_supportable_dr_alignment): Support only aligned accesses in
15706 basic block vectorization.
15707 * common.opt (ftree-slp-vectorize): New flag.
15708 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15709 (vect_pattern_recog_1): Likewise.
15710 * tree-vect-stmts.c (process_use): Likewise.
15711 (vect_init_vector): Add new statements in the beginning of the basic
15712 block in case of basic block SLP.
15713 (vect_get_vec_def_for_operand): Adjust function calls.
15714 (vect_finish_stmt_generation): Likewise.
15715 (vectorizable_call): Add assert that it is loop vectorization, adjust
15717 (vectorizable_conversion, vectorizable_assignment): Likewise.
15718 (vectorizable_operation): In case of basic block SLP, take
15719 vectorization factor from statement's type and skip the relevance
15720 check. Adjust function calls.
15721 (vectorizable_type_demotion): Add assert that it is loop
15722 vectorization, adjust function calls.
15723 (vectorizable_type_promotion): Likewise.
15724 (vectorizable_store): Check for outer loop only in case of loop
15725 vectorization. Adjust function calls. For basic blocks, skip the
15726 relevance check and don't advance pointers.
15727 (vectorizable_load): Likewise.
15728 (vectorizable_condition): Add assert that it is loop vectorization,
15729 adjust function calls.
15730 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15731 that it is not reduction, get vector type, call only supported
15732 functions, skip loop specific parts.
15733 (vect_transform_stmt): Check for outer loop only in case of loop
15735 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15736 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15737 for external definition.
15738 * passes.c (pass_slp_vectorize): New pass.
15739 * tree-vect-slp.c (find_bb_location): New function.
15740 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15741 check for patterns only in loops.
15742 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15743 case of multiple types in basic block SLP.
15744 (vect_mark_slp_stmts_relevant): New function.
15745 (vect_supported_load_permutation_p): Fix comment.
15746 (vect_analyze_slp_instance): Add argument. In case of basic block
15747 SLP, take vectorization factor from statement's type, check that
15748 unrolling factor is 1. Adjust function call. Save SLP instance in
15749 either loop or basic block vectorization structure. Return FALSE,
15751 (vect_analyze_slp): Add argument. Get strided stores groups from
15752 either loop or basic block vectorization structure. Return FALSE
15753 if basic block SLP failed.
15754 (new_bb_vec_info): New function.
15755 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
15756 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
15757 (vect_schedule_slp): Add argument. Get SLP instances from either
15758 loop or basic block vectorization structure. Set vectorization factor
15759 to be 1 for basic block SLP.
15760 (vect_slp_transform_bb): New function.
15761 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
15763 2009-05-23 Mark Mitchell <mark@codesourcery.com>
15765 * final.c (shorten_branches): Do not align labels for jump tables.
15766 (final_scan_insn): Use JUMP_TABLE_DATA_P.
15768 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
15770 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
15771 Remove outdated reference to flow.c and fix nits.
15772 * doc/gccint.texi: Tweak RTL description.
15773 * doc/rtl.texi: Likewise.
15775 2009-05-23 Denis Chertykov <chertykov@gmail.com>
15777 * config/avr/avr.c: Change my email address.
15778 * config/avr/avr.h: Likewise.
15779 * config/avr/avr.md: Likewise.
15780 * config/avr/avr-protos.h: Likewise.
15781 * config/avr/libgcc.S: Likewise.
15783 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
15785 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
15786 (spu_split_load, spu_split_store): Change return type to int.
15787 (spu_split_convert): Declare.
15788 * config/spu/predicates.md (spu_mem_operand): Remove.
15789 (spu_mov_operand): Update.
15790 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
15791 * config/spu/spu.c (regno_aligned_for_load): Remove.
15792 (reg_aligned_for_addr, spu_expand_load): Define.
15793 (spu_expand_extv): Reimplement and handle MEM.
15794 (spu_expand_insv): Handle MEM.
15795 (spu_sched_reorder): Handle insn's with length 0.
15796 (spu_legitimate_address_p): Reimplement.
15797 (store_with_one_insn_p): Return TRUE for any mode with size
15798 larger than 16 bytes.
15799 (address_needs_split): Define.
15800 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
15802 (spu_convert_move): Define.
15803 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
15804 (spu_split_store): Change all MEM's to TImode.
15805 (spu_init_expanders): Preallocate registers that correspond to
15806 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
15808 (spu_split_convert): Define.
15809 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
15810 (_move<mode>, _movdi, _movti): Update predicate and condition.
15811 (load, store): Change to define_split.
15812 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
15814 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
15815 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
15816 define_insn_and_split of lshr<mode>3.
15817 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
15818 (<v>ashr<mode>3_imm): Define.
15819 (extv, extzv, insv): Allow MEM operands.
15820 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
15821 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
15822 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
15823 (_spu_convert2): Change to define_insn_and_split and remove the
15824 corresponding define_peephole2.
15825 (stack_protect_set, stack_protect_test, stack_protect_test_si):
15826 Change predicates to memory_operand.
15828 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15830 * config/arm/thumb2.md: Add 16-bit multiply instructions.
15832 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
15834 PR tree-optimization/40219
15835 * tree.c (iterative_hash_expr): Make sure the builtin function is
15836 a normal builtin function and not a front end or back end builtin
15837 before indexing into the built_in_decls array.
15839 2009-05-22 Richard Guenther <rguenther@suse.de>
15841 PR middle-end/38964
15842 * alias.c (write_dependence_p): Do not use TBAA for answering
15843 anti-dependence or output-dependence.
15844 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
15845 (emit_pointer_definition): Remove.
15846 (emit_alias_warning): Likewise.
15847 (find_what_var_points_to): Remove TBAA pruning code.
15848 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
15850 (compute_points_to_sets): Remove code computing the set of
15851 dereferenced pointers.
15852 * tree-data-ref.c (dr_may_alias_p): Properly use the split
15853 oracle for querying anti and output dependencies.
15854 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
15855 if TBAA may be applied.
15856 (refs_anti_dependent_p): New function.
15857 (refs_output_dependent_p): Likewise.
15858 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
15859 (refs_output_dependent_p): Likewise.
15860 * doc/tree-ssa.texi (Memory model): New section.
15861 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15862 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15863 * cfgexpand.c (expand_gimple_basic_block): Do not handle
15864 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
15865 * expr.c (expand_expr_real_1): Likewise.
15866 * gimple-low.c (lower_stmt): Likewise.
15867 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
15868 (dump_gimple_cdt): Remove.
15869 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15870 (gimple_size): Likewise.
15871 (walk_gimple_op): Likewise.
15872 (is_gimple_stmt): Likewise.
15873 (walk_stmt_load_store_addr_ops): Likewise.
15874 (gimple_build_cdt): Remove.
15875 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15876 * gimple.h (gimple_cdt_new_type): Remove.
15877 (gimple_cdt_new_type_ptr): Likewise.
15878 (gimple_cdt_set_new_type): Likewise.
15879 (gimple_cdt_location): Likewise.
15880 (gimple_cdt_location_ptr): Likewise.
15881 (gimple_cdt_set_location): Likewise.
15882 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15883 * tree-cfg.c (remove_useless_stmts_1): Do not handle
15884 GIMPLE_CHANGE_DYNAMIC_TYPE.
15885 (verify_types_in_gimple_stmt): Likewise.
15886 * tree-inline.c (estimate_num_insns): Likewise.
15887 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
15888 (copy_decl_to_var): Likewise.
15889 (copy_result_decl_to_var): Likewise.
15890 * tree-pretty-print.c (dump_generic_node): Do not handle
15891 CHANGE_DYNAMIC_TYPE_EXPR.
15892 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15893 * tree-ssa-operands.c (get_expr_operands): Likewise.
15894 * tree-ssa-structalias.c (struct variable_info): Remove
15895 no_tbaa_pruning member.
15896 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
15897 (unify_nodes): Do not copy it.
15898 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15899 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
15900 (set_uids_in_ptset): Do not check it.
15901 (find_what_var_points_to): Likewise.
15902 (compute_tbaa_pruning): Remove.
15903 (compute_points_to_sets): Do not call it.
15904 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15905 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15906 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
15907 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
15908 (DECL_NO_TBAA_P): Likewise.
15909 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
15910 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
15911 (expand_omp_atomic_pipeline): Do not set it.
15912 * print-tree.c (print_node): Do not dump it.
15913 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15916 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
15919 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
15922 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15924 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
15927 2009-05-22 Ben Elliston <bje@au.ibm.com>
15929 * Makefile.in (bversion.h, s-bversion): New targets.
15930 (TOPLEV_H): Add bversion.h.
15931 * toplev.h: Include "bversion.h".
15932 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
15933 the __format__ attribute only if compiling with the same version
15934 of GCC as the sources (the "build version").
15936 2009-05-22 Ben Elliston <bje@au.ibm.com>
15938 * c-format.c (handle_format_attribute): Fix comment typo.
15940 2009-05-21 Steve Ellcey <sje@cup.hp.com>
15943 * config/ia64/ia64.opt (mfused-madd): New.
15944 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
15945 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
15946 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
15947 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
15948 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
15949 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
15950 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
15951 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
15952 instruction if !TARGET_FUSED_MADD.
15953 (fpma, fpms): Remove colon from name.
15955 2009-05-22 Richard Guenther <rguenther@suse.de>
15957 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
15958 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
15959 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
15961 (create_expression_by_pieces): Only convert if necessary.
15962 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
15963 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
15965 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
15967 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
15968 regular pattern from a template and rename it ...
15969 (*extzv_truncsi_exts): ... to this.
15971 2009-05-21 Richard Guenther <rguenther@suse.de>
15973 * cgraph.h (struct cgraph_node): Remove inline_decl member.
15974 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
15975 (cgraph_default_inline_p): Likewise.
15976 (cgraph_decide_inlining_incrementally): Likewise.
15978 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
15979 Uros Bizjak <ubizjak@gmail.com>
15981 * config/i386/cpuid.h (bit_MOVBE): New.
15983 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
15985 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
15986 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
15987 (ix86_handle_option): Handle OPT_mmovbe.
15988 (ix86_target_string): Add -mmovbe.
15989 (pta_flags): Add PTA_MOVBE.
15990 (processor_alias_table): Add PTA_MOVBE to "atom".
15991 (override_options): Handle PTA_MOVBE.
15993 * config/i386/i386.h (TARGET_MOVBE): New.
15995 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
15996 (*bswapsi_movbe): New.
15997 (*bswapdi_movbe): Likewise.
15998 (bswapdi2): Renamed to ...
15999 (*bswapdi_1): This.
16000 (bswapdi2): New expander.
16002 * config/i386/i386.opt (mmovbe): New.
16004 * doc/invoke.texi: Document -mmovbe.
16006 2009-05-21 Taras Glek <tglek@mozilla.com>
16008 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16009 * gcc-plugin.h (plugin_init): Updated signature.
16010 * gcc-plugin.h (plugin_name_args): Moved to this header.
16011 * doc/plugins.texi (plugin_init): Updated documention to reflect
16013 * doc/plugins.texi (plugin_name_args): Added to documention.
16015 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16017 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16018 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16020 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16022 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16023 JUMP_TABLE_DATA_P predicates where applicable.
16024 * config/i386/predicates.md: Ditto.
16025 * config/i386/sse.md: Ditto.
16027 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16029 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16030 operand2 -128 override length_immediate attribute to 1.
16031 * config/i386/predicates.md (constm128_operand): New predicate.
16033 * config/i386/i386.c (memory_address_length): Handle %r12
16034 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16036 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16037 mode look through optional ZERO_EXTEND and SUBREG.
16038 * config/i386/i386.md (R12_REG): New define_constant.
16039 (prefix_data16): For sse unit set also for MODE_TI insns.
16040 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16041 insns set if operand 1 is ext_QIreg_operand.
16042 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16043 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16045 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16046 mode from MODE_DI to MODE_SI.
16047 (movdi_1_rex64): Override modrm and length_immediate attributes
16048 only for movabs (TYPE_IMOV, alternative 2).
16049 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16050 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16051 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16052 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16053 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16054 prefix_rex attribute if DImode.
16055 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16056 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16057 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16058 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16059 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16060 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16061 Likewise. For TYPE_IMOV clear length_immediate attribute.
16062 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16063 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16064 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16065 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16066 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16067 or one operand TYPE_ISHIFT.
16068 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16069 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16070 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16071 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16072 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16073 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16074 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16075 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16076 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16077 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16078 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16079 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16080 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16081 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16082 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16083 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16084 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16085 set mode attribute, don't override length attribute.
16086 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16088 (return_internal_long): Set length attribute to 2 instead of 1.
16089 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16090 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16091 prefix_rex attribute.
16092 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16094 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16096 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16098 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16100 2009-05-20 Ian Lance Taylor <iant@google.com>
16102 * tree.c (build_tree_list_vec_stat): New function.
16103 (ctor_to_vec): New function.
16104 (build_nt_call_vec): New function.
16105 (build_call_array): Change args to be a const pointer.
16106 (build_call_vec): New function.
16107 * tree.h (build_nt_call_vec): Declare.
16108 (build_tree_list_vec_stat): Declare.
16109 (build_tree_list_vec): Define.
16110 (build_call_array): Update declaration.
16111 (build_call_vec): Declare.
16112 (ctor_to_vec): Declare.
16113 * c-common.c (tree_vector_cache): New static variable.
16114 (make_tree_vector): New function.
16115 (release_tree_vector): New function.
16116 (make_tree_vector_single): New function.
16117 (make_tree_vector_copy): New function.
16118 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16119 (make_tree_vector_single, make_tree_vector_copy): Declare.
16120 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16121 (c_parser_expr_list): Don't manage cache here, instead call
16123 (c_parser_release_expr_list): Remove static function.
16124 (c_parser_vec_to_tree_list): Remove static function.
16125 (c_parser_attributes): Call build_tree_list_vec instead of
16126 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16127 c_parser_release_expr_list.
16128 (c_parser_postfix_expression_after_primary): Likewise.
16129 (c_parser_objc_keywordexpr): Likewise.
16131 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16133 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16134 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16135 TARGET_CONVERT_TO_TYPE.
16136 * hooks.c (hook_tree_const_tree_null): Define.
16137 * hooks.h (hook_tree_const_tree_null): Declare.
16138 * target.h (struct gcc_target): Add invalid_parameter_type,
16139 invalid_return_type, promoted_type, and convert_to_type fields.
16140 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
16141 (TARGET_INVALID_RETURN_TYPE): Define.
16142 (TARGET_PROMOTED_TYPE): Define.
16143 (TARGET_CONVERT_TO_TYPE): Define.
16144 (TARGET_INITIALIZER): Update for new fields.
16145 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16146 (grokparms): Check targetm.invalid_parameter_type.
16147 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16148 * c-convert.c (convert): Check targetm.convert_to_type.
16150 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16152 * config/mips/mips.md (*extenddi_truncate<mode>,
16153 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16155 (*extendhi_truncateqi): New define_insn_and_sptit.
16157 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16159 PR middle-end/40204
16160 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16161 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16163 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16165 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16166 the operand of VIEW_CONVERT_EXPR.
16168 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16170 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16171 extended family and model for Intel processors. Support Intel Atom.
16173 2009-05-20 Olivier Hainque <hainque@adacore.com>
16175 * gstab.h (stab_code_type): Define, to be used instead of the
16176 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16178 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16179 occurrences by stab_code_type.
16180 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16182 2009-05-20 Martin Jambor <mjambor@suse.cz>
16184 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16185 (sra_insert_before): Likewise.
16186 (sra_insert_after): Likewise.
16187 (sra_init_cache): Likewise.
16188 (sra_type_can_be_decomposed_p): Likewise.
16189 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16190 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16191 (sra_insert_before): Likewise.
16192 (sra_insert_after): Likewise.
16193 (sra_init_cache): Likewise.
16194 (insert_edge_copies_seq): Made static and moved upwards.
16196 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16199 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16201 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16202 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16205 2009-05-20 Richard Guenther <rguenther@suse.de>
16207 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16208 with mismatched comparison modes.
16210 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16212 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16213 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16214 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16215 with shifts for Thumb2.
16216 (orsi_notsi): New for orn.
16217 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16218 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16219 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16220 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16221 Don't invert remainder for IOR.
16223 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16225 PR tree-optimization/40087
16226 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16227 number_of_iterations_ne): Rename never_infinite argument.
16228 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16229 number_of_iterations_le): Handle pointer-type ivs when
16230 exit_must_be_taken is false.
16231 (number_of_iterations_cond): Do not always assume that
16232 exit_must_be_taken if the control variable is a pointer.
16234 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16236 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16237 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16239 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16241 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16242 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16244 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16247 * c.opt (Wlogical-op): Disabled by default.
16248 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16250 * doc/invoke.texi (Wlogical-op): Likewise.
16252 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16254 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16256 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16257 Propagate the type of the first operand.
16258 <ASSERT_EXPR>: Simplify.
16259 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16260 Rewrite using the RHS code as discriminant.
16261 <NOP_EXPR>: Turn into CASE_CONVERT.
16262 <PLUS_EXPR>: Propagate the type of the first operand.
16264 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16266 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16267 (ia64_dconst_0_375): New.
16268 * config/ia64/ia64.c (ia64_override_options): Remove
16269 -minline-sqrt-min-latency warning.
16270 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16271 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16272 * config/ia64/ia64.md (*sqrt_approx): Remove.
16273 (sqrtsf2): Remove #if 0.
16274 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16275 (sqrtdf): Remove assert.
16276 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16277 (sqrtxf2): Remove #if 0.
16278 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16279 * div.md (sqrt_approx_rf): New.
16280 (sqrtsf2_internal_thr): New implementation.
16281 (sqrtsf2_internal_lat): New.
16282 (sqrtdf2_internal_thr: New implementation.
16283 (sqrtxf2_internal): New implementation.
16285 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16286 Hans-Peter Nilsson <hp@axis.com>
16288 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16289 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16290 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16291 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16292 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16293 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16294 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16295 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16296 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16297 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16298 * c-common.c: ...from here.
16300 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16302 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16304 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16306 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16308 2009-05-19 Ben Elliston <bje@au.ibm.com>
16310 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16311 assignments with memcpy calls.
16312 (add_fdes): Likewise.
16313 (binary_search_unencoded_fdes): Likewise.
16314 (linear_search_fdes): Eliminate type puns.
16316 2009-05-19 Richard Guenther <rguenther@suse.de>
16318 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16319 not falsely claim to have propagated into all uses.
16321 2009-05-19 Ben Elliston <bje@au.ibm.com>
16323 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16326 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16328 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16329 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16330 (TARGET_LEGITIMATE_ADDRESS_P): New.
16331 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16332 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16334 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16337 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16338 child of the containing namespace's DIE.
16340 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16342 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16343 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16344 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16347 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16350 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16351 gen_align with gen_pad.
16352 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16353 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16355 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16356 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16358 * config/i386/i386.md (align): Renamed to ...
16359 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16360 ASM_OUTPUT_MAX_SKIP_PAD.
16362 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16364 * config.gcc: Fix variable syntax.
16367 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16368 before calling exact_log2.
16369 (output_iorsi3): Likewise.
16370 (output_xorsi3): Likewise.
16372 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16374 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16375 for the none zero constant operand except for EQ and NE
16376 comprisons even when the first operand is R0.
16378 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16380 * config/s390/2064.md: Remove trailing whitespaces.
16381 * config/s390/2084.md: Likewise.
16382 * config/s390/constraints.md: Likewise.
16383 * config/s390/fixdfdi.h: Likewise.
16384 * config/s390/libgcc-glibc.ver: Likewise.
16385 * config/s390/s390-modes.def: Likewise.
16386 * config/s390/s390-protos.h: Likewise.
16387 * config/s390/s390.c: Likewise.
16388 * config/s390/s390.h: Likewise.
16389 * config/s390/s390.md: Likewise.
16390 * config/s390/tpf-unwind.h: Likewise.
16392 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16394 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16396 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16399 * configure.ac (m68k-*-*): Check if binutils support TLS.
16400 * configure: Regenerate.
16401 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16402 * config/m68k/constraints.md (Cu): New constraint.
16403 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16404 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16405 (movsi): Handle TLS symbols.
16406 (addsi3_5200): Handle XTLS symbols, indent.
16407 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16408 (m68k_tls_reference_p): Declare.
16409 (m68k_legitimize_address): Declare.
16410 (m68k_unwrap_symbol): Declare.
16411 * config/m68k/m68k.opt (mxtls): New option.
16412 * config/m68k/m68k.c (ggc.h): Include.
16413 (m68k_output_dwarf_dtprel): Implement hook.
16414 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16415 (m68k_expand_prologue): Load GOT pointer when function needs it.
16416 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16417 (m68k_legitimate_constant_address_p): Same.
16418 (m68k_decompose_address): Handle TLS references.
16419 (m68k_get_gp): New static function.
16420 (enum m68k_reloc): New contants.
16421 (TLS_RELOC_P): New macro.
16422 (m68k_wrap_symbol): New static function.
16423 (m68k_unwrap_symbol): New function.
16424 (m68k_final_prescan_insn_1): New static function.
16425 (m68k_final_prescan_insn): New function.
16426 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16428 (legitimize_pic_address): Handle TLS references..
16429 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16430 (m68k_libcall_value_in_a0_p)
16431 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16432 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16433 (m68k_legitimize_tls_address): Handle TLS references.
16434 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16436 (m68k_legitimize_address): Handle TLS symbols.
16437 (m68k_get_reloc_decoration): New static function.
16438 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16440 (m68k_output_dwarf_dtprel): Implement hook.
16441 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16442 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16443 m68k_call_* routines.
16444 (sched_attr_op_type): Handle TLS symbols.
16445 (gt-m68k.h): Include.
16446 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16447 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16449 2009-05-18 Martin Jambor <mjambor@suse.cz>
16451 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16452 (visit_store_addr_for_mod_analysis): New function.
16453 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16454 (determine_cst_member_ptr): Use gimple_assign_single_p.
16455 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16456 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16457 operands. Don't check number of operands of a NOP_EXPR.
16459 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16461 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16463 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16466 * c-common.c (warn_logical_operator): Don't warn if one of
16467 expression isn't always true or false.
16469 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16471 * config/i386/biarch32.h: New file.
16472 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16474 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16476 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16477 *zero_extend<mode>_truncqi): Merge these into ...
16478 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16479 Name the pattern following this as *zero_extendhi_truncqi.
16481 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16483 PR middle-end/39301
16484 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16485 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16486 (output_info): Make field HOST_WIDEST_INT.
16487 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16488 (dump_bitmat_statistics): Same.
16490 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16492 * config.gcc (use_gcc_stdint): Set to wrap.
16493 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16494 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16495 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16496 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16497 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16498 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16499 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16500 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16502 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16504 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16506 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16507 Move definitions earlier.
16508 (OPT_ARCH64, OPT_ARCH32): Define.
16509 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16512 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16515 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16518 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16520 * arm.md (movdi2): Copy non-reg values to DImode registers.
16522 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16525 * final.c (label_to_max_skip): New function.
16526 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16527 CODE_LABEL_NUMBER <= max_labelno.
16528 * output.h (label_to_max_skip): New prototype.
16529 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16530 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16531 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16532 Handle CODE_LABELs with >= 16 byte alignment or with
16533 max_skip == (1 << align) - 1.
16534 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16535 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16538 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16539 .p2align 3 if MAX_SKIP is smaller than 7.
16540 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16542 2009-05-15 Ian Lance Taylor <iant@google.com>
16544 * alias.c (struct alias_set_entry_d): Rename from struct
16545 alias_set_entry. Change all uses.
16546 * except.c (struct call_site_record_d): Rename from struct
16547 call_site_record. Change all uses.
16548 * except.h (struct eh_region_d): Rename from struct eh_region.
16550 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16552 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16553 ivtype_map_elt. Change all uses.
16554 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16556 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16557 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16559 (struct sese_d): Rename from struct sese. Change all uses.
16560 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16561 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16562 * optabs.h (struct optab_d): Rename from struct optab. Change all
16564 (struct convert_optab_d): Rename from struct convert_optab.
16566 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16567 ipa_opt_pass. Change all uses.
16568 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16571 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16572 defined as a typedef.
16573 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16576 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16579 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16581 (merge_ranges): Returns bool.
16582 * tree.h (make_range): .. to here.
16583 (build_range_check): Likewise.
16584 (merge_ranges): Likewise. Renamed from merge_ranges.
16585 * c-typeck.c (parser_build_binary_op): Update calls to
16586 warn_logical_operator.
16587 * c-common.c (warn_logical_operator): Add new warning.
16588 * c-common.h (warn_logical_operator): Update declaration.
16590 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16592 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16594 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16596 * doc/install.texi: Document MPC requirements, flags etc.
16598 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16599 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16600 Evaluate constant arguments.
16601 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16602 (fold_builtin_1): Likewise, also evaluate constant arguments.
16603 Remove superfluous break.
16604 (do_mpc_ckconv): New.
16605 * real.h: Include mpc.h.
16606 * toplev.c (print_version): Output MPC version info if available.
16608 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16610 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16612 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16614 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16617 2009-05-15 Jan Hubicka <jh@suse.cz>
16619 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16620 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16621 (try_inline): Fix return value.
16622 (cgraph_decide_inlining_incrementally): Honor new value.
16623 (cgraph_early_inlining): Handle indirect inlining.
16624 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16626 2009-05-15 Jan Hubicka <jh@suse.cz>
16628 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16629 * cgraphunit.c (cgraph_finalize_function): Set it.
16630 (cgraph_expand_function): Use it.
16632 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16634 * real.c (encode_ieee_half): Define.
16635 (decode_ieee_half): Define.
16636 (ieee_half_format): Define.
16637 (arm_half_format): Define.
16638 * real.h (ieee_half_format): Declare.
16639 (arm_half_format): Declare.
16641 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16643 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16644 swapped, and reversed optabs exist before trying to use them.
16646 2009-05-15 Paul Brook <paul@codesourcery.com>
16647 Sandra Loosemore <sandra@codesourcery.com>
16649 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16650 loads. Allow PRE_DEC.
16651 (output_move_neon): Handle PRE_DEC.
16652 (arm_print_operand): Add 'A' for neon structure loads.
16653 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16654 * config/arm/neon.md (neon_mov): Update comment.
16655 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16657 (Um): New constraint.
16659 2009-05-15 Jan Hubicka <jh@suse.cz>
16661 Revert the following patch until testsuite fallout is fixed:
16662 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16663 * cgraph.h (struct inline_summary): New filed self_wize,
16664 size_inlining_benefit, self_time and time_inlining_benefit.
16665 (struct cgraph_global_info): Replace insns by time ans size fields.
16666 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16667 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16668 (ipcp_update_callgraph): Do not touch function bodies.
16669 * ipa-inline.c: Include except.h
16670 (MAX_TIME): New constant.
16671 (overall_insns): Remove
16672 (overall_size, max_benefit): New static variables.
16673 (cgraph_estimate_time_after_inlining): New function.
16674 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16675 (cgraph_clone_inlined_nodes): Update size.
16676 (cgraph_mark_inline_edge): Update size.
16677 (cgraph_estimate_growth): Use size info.
16678 (cgraph_check_inline_limits): Check size.
16679 (cgraph_default_inline_p): Likewise.
16680 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16681 (cgraph_decide_recursive_inlining): Check size.
16682 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16684 (cgraph_decide_inlining): Likewise.
16685 (cgraph_decide_inlining_incrementally): Likewise; honor
16686 PARAM_EARLY_INLINING_INSNS.
16687 (likely_eliminated_by_inlining_p): New predicate.
16688 (estimate_function_body_sizes): New function.
16689 (compute_inline_parameters): Use it.
16690 * except.c (must_not_throw_labels): New function.
16691 * except.h (must_not_throw_labels): Declare.
16692 * tree-inline.c (init_inline_once): Kill inlining_weigths
16693 * tree-ssa-structalias.c: Avoid uninitialized warning.
16694 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16695 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16696 (PARAM_INLINE_CALL_COST): Remove.
16697 (PARAM_EARLY_INLINING_INSNS): New.
16699 2009-05-15 Richard Guenther <rguenther@suse.de>
16701 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16702 not TODO_update_ssa.
16704 2009-05-15 Richard Guenther <rguenther@suse.de>
16706 PR tree-optimization/39999
16707 * gimple.h (gimple_expr_type): Use the expression type looking
16708 through useless conversions.
16709 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16710 (vn_nary_op_insert_stmt): Likewise.
16711 (simplify_binary_expression): Likewise.
16713 2009-05-15 Richard Guenther <rguenther@suse.de>
16715 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16716 New options, enabled by default.
16717 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16719 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16720 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16721 * tree-ssa-structalias.c (gate_tree_pta): New function.
16722 (pass_build_alias): Use it.
16724 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16726 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16727 recurse on an invariant address if a conversion from a pointer
16728 type to a wider integer type is involved.
16730 2009-05-15 Jan Hubicka <jh@suse.cz>
16732 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16733 * cgraph.h (struct inline_summary): New filed self_wize,
16734 size_inlining_benefit, self_time and time_inlining_benefit.
16735 (struct cgraph_global_info): Replace insns by time ans size fields.
16736 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16737 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16738 (ipcp_update_callgraph): Do not touch function bodies.
16739 * ipa-inline.c: Include except.h
16740 (MAX_TIME): New constant.
16741 (overall_insns): Remove
16742 (overall_size, max_benefit): New static variables.
16743 (cgraph_estimate_time_after_inlining): New function.
16744 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16745 (cgraph_clone_inlined_nodes): Update size.
16746 (cgraph_mark_inline_edge): Update size.
16747 (cgraph_estimate_growth): Use size info.
16748 (cgraph_check_inline_limits): Check size.
16749 (cgraph_default_inline_p): Likewise.
16750 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16751 (cgraph_decide_recursive_inlining): Check size.
16752 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16754 (cgraph_decide_inlining): Likewise.
16755 (cgraph_decide_inlining_incrementally): Likewise; honor
16756 PARAM_EARLY_INLINING_INSNS.
16757 (likely_eliminated_by_inlining_p): New predicate.
16758 (estimate_function_body_sizes): New function.
16759 (compute_inline_parameters): Use it.
16760 * except.c (must_not_throw_labels): New function.
16761 * except.h (must_not_throw_labels): Declare.
16762 * tree-inline.c (init_inline_once): Kill inlining_weigths
16763 * tree-ssa-structalias.c: Avoid uninitialized warning.
16764 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16765 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16766 (PARAM_INLINE_CALL_COST): Remove.
16767 (PARAM_EARLY_INLINING_INSNS): New.
16768 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
16769 (inline-call-cost): Remove.
16770 (early-inlining-insns): New.
16772 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
16774 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
16776 (print_int_cst_bounds_in_octal_p): Likewise.
16777 (dbxout_type): Adjust calls to above functions. Be prepared to deal
16779 * dwarf2out.c (base_type_die): Likewise.
16780 (is_subrange_type): Delete.
16781 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
16782 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
16783 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
16784 if the destination type is boolean.
16785 (build_range_check): Do not special-case subtypes.
16786 (fold_sign_changed_comparison): Likewise.
16787 (fold_unary): Likewise.
16788 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
16789 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
16790 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
16791 * tree.c (subrange_type_for_debug_p): New predicate based on the
16792 former is_subrange_type.
16793 * tree.h (subrange_type_for_debug_p): Declare.
16794 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
16795 (convert_affine_scev): Remove call to above function.
16796 (chrec_convert_aggressive): Likewise.
16797 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
16798 false for conversions involving subtypes.
16799 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
16800 (vrp_val_min): Likewise.
16801 (needs_overflow_infinity): Likewise.
16802 (extract_range_from_unary_expr): Likewise.
16804 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
16806 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16807 * config/frv/frv.c: Likewise.
16808 * config/s390/s390.c: Likewise.
16809 * config/sparc/sparc.h: Likewise.
16810 * config/i386/i386.h: Likewise.
16811 * config/i386/i386.c: Likewise.
16812 * config/crx/crx.c: Likewise.
16813 * config/m68hc11/m68hc11.h: Likewise.
16814 * config/iq2000/iq2000.c: Likewise.
16815 * config/mn10300/mn10300.h: Likewise.
16816 * config/mn10300/mn10300.c: Likewise.
16817 * config/m68k/m68k.c: Likewise.
16818 * config/rs6000/rs6000.c: Likewise.
16819 * config/rs6000/xcoff.h: Likewise.
16820 * config/rs6000/linux64.h: Likewise.
16821 * config/rs6000/sysv4.h: Likewise.
16822 * config/score/score3.c: Likewise.
16823 * config/score/score7.c: Likewise.
16824 * config/score/score.c: Likewise.
16825 * config/arm/arm.md: Likewise.
16826 * config/mips/mips.c: Likewise.
16827 * config/mips/mips.md: Likewise.
16828 * config/bfin/bfin.h: Likewise.
16829 * config/pa/pa.c: Likewise.
16830 * config/pa/constraints.md: Likewise.
16832 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
16833 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
16834 * config/pdp11/pdp11.h: Use memory_address_p instead.
16836 2009-05-14 Ian Lance Taylor <iant@google.com>
16838 * passes.c (finish_optimization_passes): Change i to int.
16839 * plugin.c (plugins_active_p): Change event to int.
16840 (dump_active_plugins): Likewise.
16841 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
16843 * tree.c (tree_range_check_failed): Change c to unsigned int.
16844 (omp_clause_range_check_failed): Likewise.
16845 (build_common_builtin_nodes): Change mode to int. Add cast.
16846 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
16847 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
16849 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
16850 ++ or -- with a variable of enum type.
16852 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16855 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
16857 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16859 * store-motion.c: Do not include params.h
16860 * Makefile.in: Fix dependencies for various files.
16862 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16864 * auto-inc-dec.c: Fix pass description, remove apparent
16865 accidental duplication.
16867 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
16869 PR middle-end/40147
16870 * ipa-utils.h (memory_identifier_string): Moved to ...
16871 * tree.h (memory_identifier_string): Here. Add GTY(()).
16873 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16875 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
16876 in the former documentation of...
16877 (GO_IF_LEGITIMATE_ADDRESS): ... this.
16878 * ira-conflicts.c (get_dup_num): Use address_operand.
16879 * targhooks.c (default_legitimate_address_p): New.
16880 * targhooks.h (default_legitimate_address_p): New.
16881 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
16883 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
16884 * target.h (struct target): Add legitimate_address_p.
16885 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
16886 (TARGET_INITIALIZER): Include it.
16888 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16889 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
16890 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
16891 (TARGET_LEGITIMATE_ADDRESS_P): New.
16893 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16894 (REG_OK_STRICT_P): Delete.
16895 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
16896 (frv_legitimate_address_p_1): ... this.
16897 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
16898 (frv_legitimate_address_p_1): ... the renamed old
16899 frv_legitimate_address_p.
16900 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
16901 (TARGET_LEGITIMATE_ADDRESS_P): New.
16903 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16904 * config/s390/s390-protos.h (legitimate_address_p): Remove.
16905 * config/s390/s390.c (legitimate_address_p): Rename to...
16906 (s390_legitimate_address_p): ... this, make static.
16907 (legitimize_address): Adjust call.
16908 (TARGET_LEGITIMATE_ADDRESS_P): New.
16909 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
16911 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16912 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
16913 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
16914 (TARGET_LEGITIMATE_ADDRESS_P): New.
16916 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16917 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
16918 * config/spu/spu.c (spu_legitimate_address): Rename to...
16919 (spu_legitimate_address_p): ... this, make static.
16920 (TARGET_LEGITIMATE_ADDRESS_P): New.
16922 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16923 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
16924 * config/sparc/sparc.c (legitimate_address_p): Rename to...
16925 (sparc_legitimate_address_p): ... this, make static and return bool.
16926 (legitimize_address): Adjust call.
16927 (TARGET_LEGITIMATE_ADDRESS_P): New.
16929 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16930 * config/i386/i386-protos.h (legitimate_address_p): Remove.
16931 * config/i386/i386.c (legitimate_address_p): Rename to...
16932 (ix86_legitimate_address_p): ... this, make static.
16933 (constant_address_p): Move after it, adjust call.
16934 (TARGET_LEGITIMATE_ADDRESS_P): New.
16936 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16937 * config/avr/avr-protos.h (legitimate_address_p): Remove.
16938 * config/avr/avr.c (legitimate_address_p): Rename to...
16939 (avr_legitimate_address_p): ... this, make static.
16940 (legitimize_address): Adjust call.
16941 (TARGET_LEGITIMATE_ADDRESS_P): New.
16943 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16944 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
16945 * config/crx/crx.c (crx_legitimate_address_p): Make static.
16946 (TARGET_LEGITIMATE_ADDRESS_P): New.
16948 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16949 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
16950 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
16951 (TARGET_LEGITIMATE_ADDRESS_P): New.
16953 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16954 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
16956 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
16958 (TARGET_LEGITIMATE_ADDRESS_P): New.
16960 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16961 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
16963 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
16965 (m68hc11_legitimate_address_p): ... this, make static.
16966 (go_if_legitimate_address_internal): Rename to...
16967 (m68hc11_legitimate_address_p_1): ... this.
16968 (legitimize_address): Adjust call.
16969 (TARGET_LEGITIMATE_ADDRESS_P): New.
16971 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16972 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
16973 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
16974 (TARGET_LEGITIMATE_ADDRESS_P): New.
16976 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16977 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
16978 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
16979 (mn10300_legitimate_address_p): ... this, make static.
16980 (TARGET_LEGITIMATE_ADDRESS_P): New.
16982 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16983 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
16984 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
16985 (TARGET_LEGITIMATE_ADDRESS_P): New.
16987 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16988 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
16989 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
16990 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16991 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
16992 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
16993 (rs6000_legitimate_address_p): ... this, make static.
16994 (TARGET_LEGITIMATE_ADDRESS_P): New.
16995 (REG_MODE_OK_FOR_BASE_P): Delete.
16996 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
16998 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16999 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
17001 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
17002 static, adjust types.
17003 (TARGET_LEGITIMATE_ADDRESS_P): New.
17005 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17006 * config/score/score.c (score_address_p): Rename to...
17007 (score_legitimate_address_p): ... this.
17008 (TARGET_LEGITIMATE_ADDRESS_P): New.
17009 * config/score/score3.c (score3_address_p): Rename to...
17010 (score3_legitimate_address_p): ... this.
17011 * config/score/score7.c (score7_address_p): Rename to...
17012 (score7_legitimate_address_p): ... this.
17014 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17015 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17016 GO_IF_LEGITIMATE_ADDRESS): Delete.
17017 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17018 thumb2_legitimate_address_p): Delete.
17019 (arm_legitimate_address_p): Rename to...
17020 (arm_legitimate_address_outer_p): ... this.
17021 * config/arm/constraints.md ("Uq"): Adjust call.
17022 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17023 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17025 (arm_legitimate_address_outer_p): ... this.
17026 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17028 (TARGET_LEGITIMATE_ADDRESS_P): New.
17030 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17031 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17032 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17033 (TARGET_LEGITIMATE_ADDRESS_P): New.
17035 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17036 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17037 * config/vax/vax.c (legitimate_address_p): Rename to...
17038 (vax_legitimate_address_p): ... this, make static.
17039 (TARGET_LEGITIMATE_ADDRESS_P): New.
17041 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17042 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17043 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17044 (TARGET_LEGITIMATE_ADDRESS_P): New.
17046 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17047 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17048 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17049 (mmix_legitimate_address_p): ... this, make static.
17050 (TARGET_LEGITIMATE_ADDRESS_P): New.
17052 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17053 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17054 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17055 (TARGET_LEGITIMATE_ADDRESS_P): New.
17057 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17059 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17060 of MODE_COMPLEX_INT.
17062 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17064 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17065 LCT_NORMAL in function call.
17066 * mips-tdump.c (print_file_desc): Add cast to enum type.
17067 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17068 (mark_stabs): Add casts to enum types.
17069 (parse_stabs_common): Add casts to enum types.
17071 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17073 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17074 Check for invalid values of LETTER.
17076 2009-05-13 Taras Glek <tglek@mozilla.com>
17078 * attribs.c (register_attribute): moved out attribute registration
17079 into register_attribute.
17080 * doc/plugins.texi: Documented register_attribute and
17082 * gcc-plugin.h: Added forward decl for register_attribute.
17083 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17084 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17085 PLUGIN_ATTRIBUTES boilerplate.
17087 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17089 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17090 values even in sentinel and empty entries.
17091 (ms_printf_flag_specs): Likewise.
17092 (ms_scanf_flag_specs): Likewise.
17093 (ms_strftime_flag_specs): Likewise.
17094 (ms_print_char_table): Likewise.
17095 (ms_scan_char_table): Likewise.
17096 (ms_time_char_table): Likewise.
17098 2009-05-13 Doug Kwan <dougkwan@google.com>
17100 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17102 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17104 * config/mips/mips.md (store): Add attributes for QI and HI.
17106 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17107 (truncdi<mode>2): ... this new pattern.
17109 2009-05-13 Brad Hards <bradh@kde.org>
17111 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17113 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17114 Ben Elliston <bje@au.ibm.com>
17116 PR middle-end/40035
17117 * dse.c (check_mem_read_rtx): Guard against width == -1.
17119 2009-05-13 Michael Matz <matz@suse.de>
17121 PR middle-end/39976
17122 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17123 (trivially_conflicts_p): New function.
17124 (insert_backedge_copies): Use it.
17126 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17128 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17129 (handle_stdc_pragma): Use new enum constant names.
17130 (handle_pragma_float_const_decimal64): Ditto.
17132 2009-05-13 Ian Lance Taylor <iant@google.com>
17134 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17137 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17139 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17140 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17142 * config/m68k/m68k.h (FL_UCLINUX): Define.
17144 2009-05-13 Jan Hubicka <jh@suse.cz>
17146 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17148 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17150 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17151 unless -fschedule-insns is specified.
17153 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17156 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17157 TARGET_EXPAND_CBRANCHDI4.
17158 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17159 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17160 (cmpeqdi): Fix comment.
17162 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17164 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17165 (sh_legitimate_address_p): Likewise.
17166 * config/sh/sh.c (sh_legitimate_index_p): New.
17167 (sh_legitimate_address_p): Likewise.
17168 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17169 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17170 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17171 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17172 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17173 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17174 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17175 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17176 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17178 2009-05-12 Jan Hubicka <jh@suse.cz>
17180 * tree-inline.c (estimate_operator_cost): Add operands;
17181 when division happens by constant, it is cheap.
17182 (estimate_num_insns): Loads and stores are not having cost of 0;
17183 EH magic stuff is cheap; when computing runtime cost of switch,
17184 use log2 base of amount of its cases; builtin_expect has cost of 0;
17185 compute cost for moving return value of call.
17186 (init_inline_once): Initialize time_based flags.
17187 * tree-inline.h (eni_weights_d): Add time_based flag.
17189 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17191 * df-core.c: Update head documentation.
17193 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17196 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17197 shadowing exisiting variable op1.
17199 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17202 * config/i386/driver-i386.c (processor_signatures): New enum.
17203 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17204 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17205 processor signature to detect geode processor.
17207 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17211 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17213 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17214 causes spurious differences between trunk and cond-optab branch.
17216 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17218 * dojump.c (compare_from_rtx): Delete.
17219 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17220 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17221 if the comparison does not satisfy the predicate; test predicates for
17222 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17223 further if one existing pattern fails.
17224 * expr.h (compare_from_rtx): Delete.
17225 (prepare_operand): Declare it.
17226 * optabs.c: Change "lib call" to "libcall" throughout.
17227 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17228 HAVE_conditional_trap, emit_cmp_insn): Delete.
17229 (can_compare_p): Delete cmp_optab case.
17230 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17231 Accept other parameters by value.
17232 (prepare_operand): Make non-static.
17233 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17234 other parameters by value. Try to widen operands here based on
17235 an optab_methods argument and looking at cbranch_optab.
17236 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17237 loop. Use cbranch_optab directly.
17238 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17239 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17241 (emit_conditional_move, emit_conditional_add): Inline what's needed
17242 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17243 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17244 with COMPARE. Move cmov_optab and cstore_optab above
17245 with cbranch_optab, move cmp_optab down with ucmp_optab,
17246 remove tst_otpab. Do not initialize trap_rtx.
17247 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17248 for trap code. Do not check HAVE_conditional_trap. Use
17249 prepare_cmp_insn. Accept no predicate for operand 3.
17250 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17251 (OTI_ctrap, ctrap_optab): New.
17252 (tst_optab): Delete.
17253 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17254 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17255 with lookup of ctrap_optab.
17256 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17258 (ctrap_optab): New.
17260 * combine.c (combine_simplify_rtx, simplify_set): Do not
17261 special case comparing against zero for cc0 machines.
17262 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17263 COMPARE on cc0 machines.
17264 (simplify_relational_operation): Return a new expression when
17265 a COMPARE could be removed.
17266 * final.c (final_scan_insn): Compare cc_status values
17267 against LHS of a (compare FOO (const_int 0)) cc0 source.
17268 Also check if cc_status.value is the full compare.
17270 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17271 (cstoreMM4): Document.
17272 (conditional_trap): Document ctrapMM4 instead.
17273 (sync_compare_and_swapMM): Refer to cbranchcc4.
17274 (Dependent Patterns): Eliminate obsolete information referring to
17275 the old jump optimization phase.
17276 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17277 of compares with 0 on cc0 machines.
17278 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17279 avoiding references to cc0. Remove text about storing operands
17281 * doc/tm.texi (Condition Codes): Include blurb on different
17282 condition code representations, separate into subsections for
17283 CC0, MODE_CC and conditional execution.
17285 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17286 alpha_emit_setcc): Accept operands and a machine mode.
17287 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17288 Get code/op0/op1 from operands, use machine mode argument
17289 instead of alpha_compare.fp_p. Emit the branch here.
17290 (alpha_emit_setcc): Likewise, and return boolean.
17291 (alpha_emit_conditional_move): Likewise. Assert that
17292 cmp_op_mode == cmp_mode, and simplify accordingly.
17293 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17294 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17295 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17297 (stack probe test): Use cbranchdi4.
17298 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17300 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17301 * config/arc/arc.h (movsicc, movsfcc): Use it.
17302 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17303 (cbranchsi4, cstoresi4): New.
17304 (cmpsi, bCC and sCC expanders): Remove.
17306 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17307 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17308 * config/arm/predicates.md (arm_comparison_operator): Only include
17309 floating-point operators if there is a hardware floating-point unit.
17310 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17311 deferring to cbranch_cc and cstore_cc respectively.
17312 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17313 cbranch_cc, cstore_cc): New.
17314 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17316 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17318 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17319 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17321 (adjust_insn_length): Adjust calls.
17322 (avr_reorg): Handle (compare (foo) (const_int 0)).
17323 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17324 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17325 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17326 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17328 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17329 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17331 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17332 (cbranchsi4, cstorebi4, cstoresi4): New.
17333 (movbisi): This insn is duplicate, split it to zero_extend.
17334 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17335 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17336 (bfin_optimize_loop): Use cbranch expander.
17337 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17338 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17339 (bfin_bimode_comparison_operator): ... this.
17340 (bfin_direct_comparison_operator): New.
17342 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17343 inside (compare FOO (const_int 0)).
17344 (cris_rtx_costs): Handle ZERO_EXTRACT.
17345 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17346 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17347 (*tstdi_v32): Delete.
17348 (*cmpdi_non_v32): Add M alternative for operand 1.
17349 (cmpsi, cmp<mode>): Make private.
17350 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17352 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17354 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17355 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17356 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17357 (cc_reg_operand): New.
17358 (any_cond): Delete.
17359 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17360 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17361 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17362 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17363 crx_expand_scond): Delete.
17365 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17367 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17368 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17370 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17371 cstoresi4, cstoresf4, cstoredf4): New.
17372 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17373 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17374 Receive the entire operands array.
17375 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17376 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17377 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17378 Get test/op0/op1 from the operands array.
17379 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17381 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17382 (h8300_expand_store): New.
17383 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17385 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17386 (h8300_expand_store): New.
17387 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17388 or do not try to produce (set (cc0) REG).
17389 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17390 change a compare into a move to a scratch register. Disable some
17391 peepholes when comparing with zero.
17392 (tstsi, tsthi, tstsi, cmpqi): Make private.
17394 (bCC, sCC): Delete.
17395 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17398 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17399 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17400 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17401 (ix86_emit_i387_log1p): Use cbranchxf2.
17402 (ix86_expand_setcc): Return void.
17403 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17404 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17405 cmp<MODEF>, cmpcc): Remove.
17406 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17407 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17408 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17409 (sCC and bCC expanders): Remove.
17410 (stack_protect_test): Use cbranchcc4.
17412 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17414 (ia64_expand_compare): Accept three rtx by reference and return void.
17415 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17416 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17417 from *expr. Update *expr with the BImode comparison to do.
17418 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17419 cmptf, bCC, sCC, conditional_trap): Delete.
17420 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17421 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17422 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17423 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17424 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17426 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17427 type of last argument.
17428 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17429 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17430 use machine mode argument instead of branch_type. Remove dead
17431 code for floating-point comparisons.
17432 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17433 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17435 (cbranchsi4, cstoresi4): New.
17436 * config/iq2000/predicates.md (reg_or_const_operand): New.
17438 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17439 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17440 (b<code>_op): Rewrite to...
17441 (bcc_op): ... this, using match_operator.
17442 (s<code>_op): Rewrite to...
17443 (scc_op): ... this, using match_operator.
17444 (s<code>_24_op): Rewrite to...
17445 (scc_op_24): ... this, using match_operator.
17446 (s<code>_<mode>): Rewrite to...
17447 (cstore<mode>4): ... this, using match_operator.
17448 (s<code>_<mode>_24): Rewrite to...
17449 (cstore<mode>4_24): ... this, using match_operator.
17450 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17451 m32c_unpend_compare, m32c_expand_scc): Delete.
17452 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17453 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17454 (m32c_expand_movcc): Change NE to EQ if necessary.
17455 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17457 * config/m32r/m32r-protos.h (gen_cond_store): New.
17458 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17459 (gen_cond_store): New, from sCC patterns.
17460 (m32r_expand_block_move): Use cbranchsi4.
17461 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17462 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17463 (cbranchsi4, cstoresi4): New.
17465 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17467 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17468 (m68hc11_notice_update_cc): Look into a compare with 0.
17469 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17471 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17472 cmphi, cmpqi, bCC): Delete.
17473 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17474 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17475 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17478 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17479 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17480 * config/m68k/constraints.md (H): New.
17481 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17482 the define_insn below.
17483 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17484 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17485 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17486 patterns): Wrap RHS with COMPARE.
17487 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17488 (*cmpdi_internal): Name this pattern.
17489 (cmpdi): Change to define_insn.
17490 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17491 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17492 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17494 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17495 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17496 (conditional_trap): Change to...
17497 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17498 (*conditional_trap): Use the ordered_comparison_operator and
17499 const1_operand predicates.
17500 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17501 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17502 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17503 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17505 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17506 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17507 (mcore_gen_compare): New.
17508 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17509 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17510 (mcore_gen_compare): ... this.
17511 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17512 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17513 (stack probe pattern): Use cbranchsi4.
17515 * config/mips/predicates.md (mips_cstore_operator): New.
17516 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17517 * config/mips/mips.md (any_cond): Delete.
17518 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17520 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17521 fixuns_truncsfdi2): Use cbranch patterns.
17522 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17523 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17524 Adjust call to mips_expand_conditional_branch.
17525 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17527 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17528 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17529 * config/mips/mips.c (cmp_operands): Delete.
17530 (mips_emit_compare): Get comparison operands from *op0/*op1.
17531 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17532 that it succeeds. Use op0/op1 instead of cmp_operands.
17533 (mips_expand_conditional_branch, mips_expand_conditional_move,
17534 mips_expand_conditional_trap): Likewise.
17535 (mips_block_move_loop): Use cbranch patterns.
17536 * config/mips/mips.h (cmp_operands): Delete.
17538 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17539 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17540 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17541 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17542 (*cmpcc_folded): Rename to...
17543 (*cmpdi_folded): this.
17544 (*cmpcc): Rename to...
17546 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17549 (cbranchdf4): New. Handle invalid comparisons here.
17550 * config/mmix/predicates.md (float_comparison_operator): New.
17552 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17553 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17554 * config/mn10300/mn10300.md (tst): Delete.
17555 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17556 Name these patterns and wrap RHS in a compare.
17557 (*cmpsi): Make this pattern private. Include tst.
17558 (*cmpsf): Make this pattern private.
17559 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17560 (compare with zero peepholes): Likewise.
17562 (cbranchsi4, cbranchsf4): New.
17563 (casesi): Use cbranchsi4.
17565 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17566 hppa_branch_type): Delete.
17567 (return_addr_rtx): Use cbranchsi4.
17568 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17569 Emit CCFPmode comparison here.
17570 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17571 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17572 hppa_branch_type): Delete.
17573 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17574 (movsicc, movdicc): Remove references to hppa_compare_op0,
17575 hppa_compare_op1 and compare_from_rtx.
17576 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17577 (casesi): Use cbranchsi4.
17579 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17580 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17581 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17582 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17583 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17585 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17586 (*branch, *branch_inverted): New.
17588 * config/picochip/picochip.md (cbranchhi4): Use
17589 ordered_comparison_operator.
17590 (cmphi, bCC): Remove.
17592 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17593 (trap_comparison_operator): Delete.
17594 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17595 rs6000_emit_cbranch): Accept mode and operands.
17596 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17597 rs6000_compare_fp_p): Delete.
17598 (rs6000_generate_compare): Accept mode and comparison. Extract code
17599 and op0/op1 from there. Replace references to rs6000_compare_op0
17600 and rs6000_compare_op1.
17601 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17602 extract result from passed operands.
17603 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17604 extract loc from passed operands.
17605 (rs6000_emit_cmove): Likewise.
17606 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17607 rs6000_compare_fp_p): Delete.
17608 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17609 (cbranch<GPR>4, cbranch<FP>4): New.
17610 (cstore<mode>4): New. Consolidate here all choices about when to use
17611 portable or specialized sCC sequences.
17612 (stack_protect_test): Use cbranchsi4.
17613 (conditional_trap): Replace with ctrap<GPR>4.
17614 (conditional trap insn): Replace trap_comparison_operator with
17615 ordered_comparison_operator.
17617 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17618 (s390_emit_prologue): Use ctrap.
17619 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17620 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17621 New predicates replacing...
17622 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17623 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17624 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17625 (add<mode>cc): Do not use s390_compare_op0/op1.
17626 (s<code>): Change to...
17627 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17628 (seq): Change to...
17629 (cstorecc4): ... this. Handle EQ or NE equally.
17630 (*sne): Un-privatize for use in cstorecc4.
17631 (b<code>): Change to...
17632 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17633 (conditional_trap): Replace with...
17634 (ctrap<GPR>4, ctrap<FP>4): ... these.
17635 (stack_protect): Use cbranchcc4.
17637 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17638 * config/score/score-protos.h (score_gen_cmp): Delete.
17639 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17640 (score_block_move-loop): Use cbranchsi4.
17641 * config/score/score.md (cbranchsi4): New.
17642 (cmpsi, bCC): Delete.
17643 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17644 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17645 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17646 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17647 * config/score/score3.h (score3_gen_cmp): Delete.
17648 * config/score/score7.h (score7_gen_cmp): Delete.
17650 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17651 (sh_emit_scc_to_t): ... this. Return void.
17652 (from_compare): Rename to...
17653 (sh_emit_compare_and_branch): ... this.
17654 (sh_emit_compare_and_set): New.
17655 (sh_expand_t_scc): Accept operands.
17656 * config/sh/predicates.md (sh_float_comparison_operator): New.
17657 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17658 (prepare_scc_operands): Rename to...
17659 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17661 (sh_emit_cheap_store_flag): New.
17662 (sh_emit_set_t_insn): New.
17663 (from_compare): Rename to...
17664 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17665 handling of TARGET_SH2E floating point to avoid recursive call.
17666 Generate branch here.
17667 (sh_emit_compare_and_set): New.
17668 (sh_expand_t_scc): Get op0/op1 from arguments.
17669 (sh_emit_cheap_store_flag): New.
17670 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17672 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17673 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17674 (movsicc, movdicc): Do nothing when it recreated operands from
17675 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17676 prepare_scc_operands (now sh_emit_scc_to_t).
17677 (udivdi3): Use cstoresi4.
17678 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17679 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17680 (cbranchint4_media, cbranchfp4_media): New.
17681 (casesi): Use cbranchdi4.
17682 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17684 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17685 (movnegt): Remove second operand.
17686 (cbranchsf4, cbranchdf4): New.
17687 (stack_protect): Use cbranchdi4/cbranchsi4.
17689 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17690 (gen_compare_reg): Accept comparison, extract part of it to...
17691 (gen_compare_reg_1): ... this.
17692 (gen_compare_operator): Delete.
17693 (gen_v9_scc): Accept separate destination, comparison code and arms.
17694 Do not use sparc_compare_op0/sparc_compare_op1.
17695 (emit_scc_insn, emit_conditional_branch_insn): New.
17696 (emit_v9_brxx): Make static. Remove useless assertion.
17697 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17699 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17700 * config/sparc/sparc-protos.h (gen_compare_reg,
17701 sparc_emit_float_lib_cmp): Adjust prototype.
17702 (emit_scc_insn, emit_conditional_branch_insn): New.
17703 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17704 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17705 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17706 iterators to the top.
17707 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17708 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17709 snedi_special_trunc): Delete.
17710 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17711 and snedi_special_trunc.
17712 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17713 cbranchdi4, cbranch<F:mode>4): New.
17714 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17715 here. Use gen_compare_reg instead of gen_compare_operator.
17716 (conditional_trap): Replace with...
17717 (ctrapsi4, ctrapdi4): ... this.
17718 (stack_protect_test): Use cbranchcc4.
17720 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17722 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17723 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17724 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17725 from operands[0] or operands[3] depending on is_set.
17726 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17727 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17728 cmpdf, bCC), sCC: Remove.
17729 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17730 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17732 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17733 spu_emit_branch_or_set.
17735 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17737 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17738 xstormy16_compare_op1): Delete.
17739 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17740 xstormy16_compare_op1): Delete.
17741 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17743 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17744 (cmphi, cmpsi, bCC): Remove.
17746 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17747 (*cmpsi): ... this one.
17748 (cbranchsi4, cstoresi4): New.
17749 (bCC expanders): Delete.
17750 (sCC insns): Fold into...
17751 (*setcc): ... this one.
17752 (casesi): Do not use gen_cmpsi and gen_bgtu.
17753 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
17754 (movsicc): Simplify.
17755 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
17757 * config/vax/vax-protos.h (cond_name): New.
17758 (vax_output_conditional_branch): Remove.
17759 * config/vax/vax.c (cond_name): New.
17760 (vax_output_conditional_branch): Remove.
17761 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
17762 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
17763 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
17764 (bit<VAXint>): Wrap source with (compare).
17765 (b<code> and following unnamed pattern): Rename to *branch and
17766 *branch_reversed. Change macroization to match_operator.
17767 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
17769 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
17770 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
17771 Change last argument to machine_mode.
17772 (xtensa_expand_scc): Add machine_mode argument.
17773 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
17774 (gen_conditional_move, xtensa_expand_conditional_branch,
17775 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
17776 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
17777 Adjust operand numbers.
17778 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
17780 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
17781 (cmpsi, cmpsf, b<code>, s<code>): Delete.
17782 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
17784 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17786 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17787 causes spurious differences between trunk and cond-optab branch.
17789 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17792 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
17794 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17796 * tree.c (iterative_hash_pointer): Delete.
17797 (iterative_hash_expr): Short-circuit handling of NULL pointer.
17798 Hash UIDs and versions of SSA names. Don't special-case built-in
17799 function declarations.
17801 2009-05-11 Ian Lance Taylor <iant@google.com>
17804 * graphite.c: Force -Wc++-compat to only be a warning before
17805 #including "cloog/cloog.h".
17807 2009-05-11 Martin Jambor <mjambor@suse.cz>
17809 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
17811 2009-05-11 Jan Hubicka <jh@suse.cz>
17813 * tree-ssa-loop-ivcanon.c: Include target.h
17814 (struct loop_size): new structure.
17815 (constant_after_peeling): New predicate.
17816 (tree_estimate_loop_size): New function.
17817 (estimated_unrolled_size): Rewrite for new estimates.
17818 (try_unroll_loop_completely): Use new estimates.
17819 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
17821 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17823 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
17824 libcpp interface change.
17825 (spu_macro_to_expand): Likewise.
17827 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
17829 PR tree-optimization/40026
17830 * gimplify.c (gimplify_init_constructor): Change initial conditional
17831 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
17832 optimize_compound_literals_in_ctor.
17834 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
17836 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
17838 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
17840 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
17842 * tree-vect-data-refs.c (vect_analyze_group_access): Use
17843 HOST_WIDE_INT for gap.
17845 2009-05-11 Ira Rosen <irar@il.ibm.com>
17847 PR tree-optimization/40074
17848 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
17849 account in group size and step comparison.
17851 2009-05-11 Richard Guenther <rguenther@suse.de>
17853 * passes.c (init_optimization_passes): Strip now incorrect comment.
17854 (execute_function_todo): Do not set PROP_alias.
17855 * tree-pass.h (PROP_alias): Remove.
17856 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
17857 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
17858 * tree-nrv.c (pass_return_slot): Likewise.
17859 * tree-object-size.c (pass_object_sizes): Likewise.
17860 * tree-ssa-dom.c (pass_dominator): Likewise.
17861 (pass_phi_only_cprop): Likewise.
17862 * tree-ssa-dse.c (pass_dse): Likewise.
17863 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17864 (pass_cselim): Likewise.
17865 * tree-ssa-pre.c (pass_pre): Likewise.
17866 (pass_fre): Likewise.
17867 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
17868 * tree-ssa-sink.c (pass_sink_code): Likewise.
17869 * tree-stdarg.c (pass_stdarg): Likewise.
17870 * tree-tailcall.c (pass_tail_calls): Likewise.
17871 * tree-vrp.c (pass_vrp): Likewise.
17873 2009-05-10 Ian Lance Taylor <iant@google.com>
17875 * basic-block.h (enum profile_status): Break out of struct
17876 control_flow_graph.
17877 * cgraph.h (struct inline_summary): Break out of struct
17879 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
17880 of struct cgraph_order_sort.
17881 * combine.c (enum undo_kind): New enum, broken out of struct undo.
17882 * cse.c (struct branch_path): Break out of struct
17883 cse_basic_block_data.
17884 * except.h (enum eh_region_type): Break out of struct eh_region.
17885 * gcc.c (enum add_del): Break out of struct modify_target.
17886 * genrecog.c (enum decision_type): Break out of struct decision_test.
17887 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
17889 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
17890 * regmove.c (enum match_use): New enum, broken out of struct match.
17891 * sched-int.h (enum post_call_group): New enum, broken out of
17893 (struct deps_reg): Break out of struct deps.
17894 * target.h (struct asm_int_op): Break out of struct gcc_target.
17895 * tree-eh.c (struct goto_queue_node): Break out of struct
17897 * tree-inline.h (enum copy_body_cge_which): Break out of
17899 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
17901 * c-decl.c (in_struct, struct_types): New static variables.
17902 (pushtag): Add loc parameter. Change all callers.
17903 (lookup_tag): Add ploc parameter. Change all callers.
17904 (check_compound_literal_type): New function.
17905 (parser_xref_tag): Add loc parameter. Change all callers. If
17906 -Wc++-compat, warn about struct/union/enum types defined within a
17908 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
17909 and loc parameters. Change all callers. Change error calls to
17910 error_at, using loc. For a redefinition, if the location of the
17911 original definition is known, report it. Set in_struct and
17912 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
17913 (finish_struct): Add new parameters enclosing_in_struct and
17914 enclosing_struct_types. Change all callers. Set
17915 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
17916 in the struct. If in a struct, add this struct to struct_types.
17917 (start_enum): Add loc parameter. Change all callers. Use
17918 error_at for errors, using loc. For a redefinition, if the
17919 location of the original definition is known, report it. If in a
17920 struct, add this enum type to struct_types. If -Wc++-compat warn
17921 if in sizeof, typeof, or alignof.
17922 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
17923 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
17924 (c_parser_enum_specifier): Get enum location for start_enum.
17925 (c_parser_struct_or_union_specifier): Get struct location for
17926 start_struct. Save in_struct and struct_types status between
17927 start_struct and finish_struct.
17928 (c_parser_cast_expression): Get location of cast.
17929 (c_parser_alignof_expression): Get location of type.
17930 (c_parser_postfix_expression): Likewise.
17931 (c_parser_postfix_expression_after_paren_type): Add type_loc
17932 parameter. Change all callers. Call check_compound_literal_type.
17933 Use type_loc for error about variable size type.
17934 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
17935 of an enum constant from an enum type defined in a struct or union.
17936 (c_cast_expr): Add loc parameter. Change all callers. If
17937 -Wc++-compat, warn about defining a type in a cast.
17938 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
17939 (start_enum, start_struct, finish_struct): Update declarations.
17940 (parser_xref_tag, c_cast_expr): Update declarations.
17941 (check_compound_literal_type): Declare.
17943 2009-05-11 Ben Elliston <bje@au.ibm.com>
17945 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
17946 for recent libcpp interface change.
17947 (rs6000_macro_to_expand): Likewise.
17949 2009-05-10 Michael Matz <matz@suse.de>
17952 * config/arm/arm.c (require_pic_register): Emit on entry edge,
17953 not at entry of function.
17955 2009-05-10 Richard Guenther <rguenther@suse.de>
17957 PR tree-optimization/40081
17959 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17960 using the main variant of the element type. Do not fiddle with
17961 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17963 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
17964 structs with volatile fields.
17966 2009-05-10 Jan Hubicka <jh@suse.cz>
17968 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
17969 (estimate_move_cost): Assert that it does not get called for
17971 (estimate_num_insns): Skip VOID types in argument handling.
17972 (optimize_inline_calls): Delete unreachable blocks and verify that
17973 callgraph is valid.
17975 2009-05-10 Jan Hubicka <jh@suse.cz>
17977 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
17978 * cgraph.c (cgraph_mark_address_taken_node): New function.
17979 (dump_cgraph_node): Dump new flag.
17980 * cgraph.h (struct cgraph_node): Add address_taken.
17981 (cgraph_mark_address_taken_node): New function.
17982 * ipa.c (cgraph_postorder): Prioritize functions with address taken
17983 since new direct calls can be born.
17985 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17987 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
17988 tok->val.node.node.
17990 2009-05-10 Jan Hubicka <jh@suse.cz>
17992 PR middle-end/40084
17993 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
17995 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
17996 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
17997 * tree-inline.c (copy_bb): Set frequency correctly.
17998 (fold_marked_statements): Update call to
17999 cgraph_update_edges_for_call_stmt.
18001 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18003 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
18004 identifiers in diagnostics.
18005 * config/arm/arm.c (arm_handle_fndecl_attribute,
18006 arm_handle_isr_attribute): Likewise.
18007 * config/avr/avr.c (avr_handle_progmem_attribute,
18008 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18009 * config/bfin/bfin.c (handle_int_attribute,
18010 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18011 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18012 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18014 * config/darwin.c (darwin_handle_kext_attribute,
18015 darwin_handle_weak_import_attribute): Likewise.
18016 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18017 h8300_handle_eightbit_data_attribute,
18018 h8300_handle_tiny_data_attribute): Likewise.
18019 * config/i386/i386.c (ix86_handle_cconv_attribute,
18020 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18021 * config/i386/winnt.c (ix86_handle_shared_attribute,
18022 ix86_handle_selectany_attribute): Likewise.
18023 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18024 * config/m32c/m32c.c (function_vector_handler): Likewise.
18025 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18026 m68hc11_handle_fntype_attribute): Likewise.
18027 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18028 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18029 * config/mips/mips.c (mips_insert_attributes,
18030 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18031 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18032 rs6000_handle_struct_attribute): Likewise.
18033 * config/sh/sh.c (sh_insert_attributes,
18034 sh_handle_resbank_handler_attribute,
18035 sh_handle_interrupt_handler_attribute,
18036 sh2a_handle_function_vector_handler_attribute,
18037 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18039 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18040 * config/spu/spu.c (spu_handle_fndecl_attribute,
18041 spu_handle_vector_attribute): Likewise.
18042 * config/stormy16/stormy16.c
18043 (xstormy16_handle_interrupt_attribute): Likewise.
18044 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18045 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18047 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18049 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18050 (pp_translate_identifiers): New.
18051 (pp_identifier): Only conditionally translate identifier to locale
18053 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18054 (pp_base_tree_identifier): Only conditionally translate identifier
18055 to locale character set.
18056 * c-pretty-print.c (M_): Define.
18057 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18058 fragments for conditional translation with M_.
18059 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18060 identifier translation.
18062 2009-05-10 Richard Guenther <rguenther@suse.de>
18064 PR tree-optimization/40081
18065 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18066 using the main variant of the element type. Do not fiddle with
18067 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18069 2009-05-09 Jan Hubicka <jh@suse.cz>
18071 PR middle-end/40080
18072 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18073 indirect calls; verify cgraph afterwards.
18075 2009-05-09 Jan Hubicka <jh@suse.cz>
18078 * ipa.c (update_inlined_to_pointer): New function.
18079 (cgraph_remove_unreachable_nodes): Use it.
18081 2009-05-09 Jan Hubicka <jh@suse.cz>
18083 * tree-eh.c (struct leh_state): Remove prev_try.
18084 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18085 not track prev_try.
18086 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18087 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18088 remove_eh_handler_and_replace, foreach_reachable_handler,
18089 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18090 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18091 (gen_eh_region_cleanup): Update prototype.
18093 2009-05-09 Jan Hubicka <jh@suse.cz>
18095 PR middle-end/40043
18096 * except.c (copy_eh_region): Always set prev_try.
18097 (redirect_eh_edge_to_label): Find outer try.
18098 (foreach_reachable_handler): When looking for prev try
18099 handle case where previous try is not going to be taken.
18101 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18103 PR tree-optimization/40049
18104 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18105 only vector/vector shifts, convert the type of the constant to the
18106 appropriate type to avoid building incorrect trees, which
18107 eventually have problems with garbage collection.
18109 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18111 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18112 -1 for complex floating-point types if honoring signed zeros.
18114 2009-05-08 Jan Hubicka <jh@suse.cz>
18116 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18117 argument; handle correctly when profile is absent.
18118 (build_cgraph_edges): Update.
18119 (rebuild_cgraph_edges): Update.
18120 * cgraph.c: Do not include varray.h.
18121 (cgraph_set_call_stmt_including_clones): New function.
18122 (cgraph_create_edge_including_clones): Likewise
18123 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18124 (cgraph_update_edges_for_call_stmt): Handle clones.
18125 (cgraph_remove_node): Handle clone tree.
18126 (cgraph_remove_node_and_inline_clones): New function.
18127 (dump_cgraph_node): Dump clone tree.
18128 (cgraph_clone_node): Handle clone tree.
18129 (clone_function_name): Bring here from tree-inline.c.
18130 (cgraph_create_virtual_clone): New function.
18131 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18132 (cgraph_clone_info): New function.
18133 (strut cgraph_node): Add clone_info and new clone tree pointers.
18134 (cgraph_remove_node_and_inline_clones,
18135 cgraph_set_call_stmt_including_clones,
18136 cgraph_create_edge_including_clones,
18137 cgraph_create_virtual_clone): Declare.
18138 (cgraph_function_versioning): Use VEC argument.
18139 (compute_call_stmt_bb_frequency): Update prototype.
18140 (cgraph_materialize_all_clones): New function.
18141 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18142 (ipcp_create_replace_map): Update to VECtors.
18143 (ipcp_update_callgraph): Use virtual clones.
18144 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18145 (ipcp_update_profiling): Do not update local profiling.
18146 (ipcp_insert_stage): Use VECtors and virtual clones.
18147 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18148 (clone_of_p): New function.
18149 (cgraph_preserve_function_body_p): Use clone tree.
18150 (cgraph_optimize): Materialize clones.
18151 (cgraph_function_versioning): Update for VECtors.
18152 (save_inline_function_body): Use clone tree.
18153 (cgraph_materialize_clone): New function.
18154 (cgraph_materialize_all_clones): Likewise.
18155 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18156 * ipa.c: Include gimple.h.
18157 (cgraph_remove_unreachable_nodes): Use clone tree.
18158 * ipa-prop.c (ipa_note_param_call): Update call to
18159 compute_call_stmt_bb_frequencycall.
18160 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18161 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18162 (copy_bb): Handle updating of clone tree; add new edge when new call
18164 (expand_call_inline): Be strict about every call having edge.
18165 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18166 (delete_unreachable_blocks_update_callgraph): New function.
18167 (tree_function_versioning): Use VECtors; always remove unreachable
18168 blocks and fold conditionals.
18169 * tree-inline.h: Do not include varray.h.
18170 (tree_function_versioning): Remove.
18171 * Makefile.in (GTFILES): Remove tree-inline.c
18172 * passes.c (do_per_function): Do only functions having body.
18173 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18176 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18177 Andrew Morrow <acm@google.com>
18180 * c-common.c (c_common_attribute_table): Permit deprecated
18181 attribute to take an optional argument.
18182 (handle_deprecated_attribute): If the optional argument to
18183 __attribute__((deprecated)) is not a string ignore the attribute
18184 and emit a warning.
18186 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18187 * c-typeck.c (build_component_ref): Likewise.
18188 (build_external_ref): Likewise.
18190 * toplev.c (warn_deprecated_use): Add an attribute argument.
18191 Emit the message associated with __attribute__((deprecated)).
18193 * toplev.h (warn_deprecated_use): Updated.
18195 * doc/extend.texi: Document new optional parameter to
18196 __attribute__((deprecated))
18198 2009-05-08 Michael Eager <eager@eagercon.com>
18200 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18201 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18203 2009-05-08 Richard Guenther <rguenther@suse.de>
18205 PR tree-optimization/40062
18206 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18207 Avoid exponential behavior.
18209 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18211 PR rtl-optimization/33928
18213 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18214 process_uses, build_single_def_use_links): New.
18215 (update_df): Update use_def_ref.
18216 (forward_propagate_into): Use get_def_for_use instead of use-def
18218 (fwprop_init): Call build_single_def_use_links and let it initialize
18220 (fwprop_done): Free use_def_ref.
18221 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18222 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18223 df_rd_simulate_one_insn): New.
18224 (df_rd_bb_local_compute_process_def): Update head comment.
18225 (df_chain_create_bb): Use the new RD simulation functions.
18226 * df.h (df_rd_simulate_artificial_defs_at_top,
18227 df_rd_simulate_one_insn): New.
18228 * opts.c (decode_options): Enable fwprop at -O1.
18229 * doc/invoke.texi (-fforward-propagate): Document this.
18231 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18234 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18235 and one complex operand specially.
18236 * tree-complex.c (some_nonzerop): Do not identify a real value as
18237 zero if flag_signed_zeros.
18239 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18241 PR rtl-optimization/33928
18242 * loop-invariant.c (record_use): Fix && vs. || mishap.
18244 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18246 PR rtl-optimization/33928
18247 * loop-invariant.c (struct use): Add addr_use_p.
18248 (struct def): Add n_addr_uses.
18249 (struct invariant): Add cheap_address.
18250 (create_new_invariant): Set cheap_address.
18251 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18252 (record_uses): Pass df_ref to record_use.
18253 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18256 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18258 * config/sh/sh.c: Do not include c-pragma.h.
18260 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18262 * config/spu/spu.c: Remove include of c-common.h.
18264 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18267 * c-common.h (mark_valid_location_for_stdc_pragma,
18268 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18269 clear_float_const_decimal64, float_const_decimal64_p): New.
18270 * c.opt (Wunsuffixed-float-constants): New.
18271 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18272 unsuffixed float constant, handle new warning.
18273 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18274 * c-decl.c (c_scope): New flag float_const_decimal64.
18275 (set_float_const_decimal64, clear_float_const_decimal64,
18276 float_const_decimal64_p): New.
18277 (push_scope): Set new flag.
18278 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18279 to use STDC pragmas.
18280 (c_parser_external_declaration): Ditto.
18281 (c_parser_compound_statement_nostart): Ditto.
18282 * c-pragma.c (valid_location_for_stdc_pragma,
18283 mark_valid_location_for_stdc_pragma,
18284 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18285 handle_pragma_float_const_decimal64): New.
18286 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18287 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18288 set_float_const_decimal64, clear_float_const_decimal64,
18289 float_const_decimal64_p): New dummy functions.
18290 * doc/extend.texi (Decimal Float): Remove statement that the
18291 pragma, and suffix for double constants, are not supported.
18292 * doc/invoke.texi (Warning Options): List new option.
18293 (-Wunsuffixed-float-constants): New.
18295 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18297 * config/i386/i386.c: Do not include c-common.h.
18299 2009-05-07 Mark Heffernan <meheff@google.com>
18301 * doc/invoke.texi (Debugging Options): Document change of debugging
18303 * opts.c (decode_options): Make dump_base_name relative to
18304 aux_base_name directory.
18306 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18308 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18309 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18311 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18313 * Makefile.in (install-plugin): Simplify a bit.
18315 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18317 * Makefile.in (OBJS-common): Add regcprop.o.
18319 * timevar.def (TV_CPROP_REGISTERS): New.
18320 * regrename.c (regrename_optimize): Return 0.
18321 (rest_of_handle_regrename): Delete.
18322 (pass_rename_registers): Point to regrename_optimize.
18323 (struct value_data_entry, struct value_data,
18324 kill_value_one_regno, kill_value_regno, kill_value,
18325 set_value_regno, init_value_data, kill_clobbered_value,
18326 kill_set_value, kill_autoinc_value, copy_value,
18327 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18328 replace_oldest_value_reg, replace_oldest_value_addr,
18329 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18330 debug_value_data, validate_value_data): Move...
18331 * regcprop.c: ... here.
18332 (rest_of_handle_cprop): Delete.
18333 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18335 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18337 PR middle-end/40057
18338 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18339 GEN_INT for 1 << bitnum.
18340 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18341 build_int_cst_type.
18343 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18345 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18346 Remove wrong description of "nand" operation.
18348 2009-05-06 Richard Guenther <rguenther@suse.de>
18349 Adam Nemet <anemet@caviumnetworks.com>
18351 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18352 comment. Add that if LHS is not a gimple register, then RHS1 has
18353 to be a single object (GIMPLE_SINGLE_RHS).
18355 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18357 * expr.c (get_def_for_expr): Move it up in the file.
18358 (store_field): When expanding a bit-field store, look at the
18359 defining gimple stmt for the masking conversion.
18361 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18363 PR middle-end/39986
18364 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18365 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18366 32-bit memcpy into long.
18368 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18370 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18371 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18373 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18374 instead of appending DW_OP_deref*.
18376 2009-05-06 Michael Matz <matz@suse.de>
18378 PR middle-end/40021
18379 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18380 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18382 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18384 * Makefile.in (install-plugin): Fix srcdir handling.
18386 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18388 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18389 when processing for not_regs_needed bitmap.
18390 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18391 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18392 handling it for rhs.
18394 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18396 * config/i386/i386.md (unnamed inc/dec peephole): Use
18397 optimize_insn_for_size_p instead of optimize_size.
18398 * config/i386/predicates.md (incdec_operand): Likewise.
18399 (aligned_operand): Likewise.
18400 * config/i386/sse.md (divv8sf3): Likewise.
18401 (sqrtv8sf2): Likewise.
18403 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18405 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18407 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18409 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18411 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18412 ssemodesuffixf2c with avxmodesuffixf2c.
18414 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18417 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18419 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18421 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18422 (struct tree_base): Adjust spacing for 8 bit boundaries.
18423 (struct tree_decl_common): Add decl_by_reference_flag bit.
18424 (DECL_BY_REFERENCE): Adjust.
18425 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18426 print DECL_BY_REFERENCE bit.
18427 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18428 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18429 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18430 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18433 PR middle-end/39666
18434 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18435 range of the type, but default label is missing, add it with one
18436 of the existing labels instead of adding a new label for it.
18438 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18442 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18444 * Makefile.in (enable_plugin, plugin_includedir): New.
18445 (install): Depend on install-plugin.
18446 (PLUGIN_HEADERS): New.
18447 (install-plugin): New.
18448 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18450 2009-05-05 Richard Guenther <rguenther@suse.de>
18452 PR tree-optimization/40022
18453 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18455 (phivn_valid_p): Fix tuplification error, simplify.
18456 (phiprop_insert_phi): Add dumps.
18457 (propagate_with_phi): Simplify.
18459 2009-05-05 Richard Guenther <rguenther@suse.de>
18461 PR middle-end/40023
18462 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18464 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18466 * tree.h (strip_float_extensions): Remove duplicate declaration.
18467 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18468 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18469 block_ultimate_origin): Rearrange the declarations line to match the
18470 comment that indicates the .c file which the functions are defined.
18471 (dwarf2out_*, set_decl_rtl): Add comment.
18472 (get_base_address): Adjust comment.
18473 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18474 declarations line and add comment.
18475 (is_builtin_name): Add blank after function name, for clarity.
18477 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18479 * attribs.c (decl_attributes): Use %qE for identifiers in
18481 * cgraphunit.c (verify_cgraph_node): Translate function names to
18482 locale character set in diagnostics.
18483 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18485 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18486 Document that functions are named in UTF-8.
18487 * expr.c (expand_expr_real_1): Translate function names to locale
18488 character set in diagnostics.
18489 * gimplify.c (omp_notice_variable, omp_is_private,
18490 gimplify_scan_omp_clauses): Use %qE for identifiers in
18492 * langhooks.c (lhd_print_error_function): Translate function names
18493 to locale character set.
18494 * langhooks.h (decl_printable_name): Document that return value is
18495 in internal character set.
18496 * stmt.c: Include pretty-print.h
18497 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18499 (resolve_operand_name_1): Translate named operand name to locale
18501 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18503 * toplev.c (announce_function): Translate function names to locale
18505 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18506 (default_tree_printer): Use pp_identifier or translate identifiers
18507 to locale character set. Mark "<anonymous>" for translation.
18508 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18509 for identifiers in diagnostics.
18510 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18512 * varasm.c (output_constructor): Use %qE for identifiers in
18515 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18517 * configure.ac: use ` ` instead of $()
18518 * configure: Regenerate.
18520 2009-05-05 Ben Elliston <bje@au.ibm.com>
18522 * config/pa/linux-atomic.c: Eliminate conditional include of
18523 errno.h on non-LP64 systems to simplify build requirements.
18525 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18527 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18529 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18530 and pass value to identifier_to_locale.
18531 (warn_variable_length_array): Make name a tree.
18532 (grokdeclarator): Separate diagnostic texts for named and unnamed
18533 declarators. Use %qE for named declarators.
18534 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18536 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18537 identifiers in diagnostics.
18538 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18539 identifier_to_locale. Mark "anonymous" strings for translation.
18541 2009-05-04 Michael Eager <eager@eagercon.com>
18543 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18544 address for DImode/DFmode only if double-precision FP regs.
18546 2009-05-04 Michael Eager <eager@eagercon.com>
18548 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18549 TARGET_SINGLE_FLOAT check.
18551 2009-05-04 Michael Eager <eager@eagercon.com>
18553 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18555 2009-05-04 Michael Eager <eager@eagercon.com>
18557 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18558 * config/rs6000/t-xilinx: New
18560 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18562 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18563 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18564 * gcc/explow.c (memory_address): Use target hook.
18565 * gcc/targhooks.c (default_legitimize_address): New.
18566 * gcc/targhooks.h (default_legitimize_address): New.
18567 * gcc/target.h (legitimize_address): New.
18568 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18569 (TARGET_INITIALIZER): Include it.
18570 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18572 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18573 * config/bfin/bfin.c (legitimize_address): Remove.
18574 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18575 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18577 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18578 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18580 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18581 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18582 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18583 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18584 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18585 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18586 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18587 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18588 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18589 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18590 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18591 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18592 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18593 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18594 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18595 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18596 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18597 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18598 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18599 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18600 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18601 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18602 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18604 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18605 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18606 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18607 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18608 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18609 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18610 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18611 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18612 (thumb_legitimize_address): Delete.
18613 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18614 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18615 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18616 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18617 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18618 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18620 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18623 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18624 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18625 * config/m32r/m32r.c (m32r_legitimize_address): New.
18626 * config/m68k/m68k.c (m68k_legitimize_address): New.
18627 * config/score/score.c (score_legitimize_address): Standardize.
18628 * config/score/score3.c (score3_legitimize_address): Standardize.
18629 * config/score/score3.h (score3_legitimize_address): Adjust.
18630 * config/score/score7.c (score7_legitimize_address): Standardize.
18631 * config/score/score7.h (score7_legitimize_address): Adjust.
18632 * config/sh/sh.c (sh_legitimize_address): New.
18633 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18635 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18636 (s390_legitimize_address): ... this.
18637 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18638 (sparc_legitimize_address): ... this.
18639 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18640 (ix86_legitimize_address): ... this.
18641 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18642 (avr_legitimize_address): ... this.
18643 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18644 (mn10300_legitimize_address): ... this.
18645 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18646 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18647 (alpha_expand_mov): Adjust call.
18649 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18650 * config/spu/spu.c (spu_legitimize_address): Likewise.
18651 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18652 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18654 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18656 * intl.c (locale_encoding, locale_utf8): New.
18657 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18658 * intl.h (locale_encoding, locale_utf8): Declare.
18659 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18660 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18662 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18664 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18665 (pp_base_tree_identifier): Declare as function.
18666 (identifier_to_locale): Declare.
18667 * Makefile.in (pretty-print.o): Update dependencies.
18668 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18670 2009-05-04 Richard Guenther <rguenther@suse.de>
18672 PR middle-end/40015
18673 * builtins.c (fold_builtin_memory_op): Do not decay to element
18674 type if the size matches the whole array.
18676 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18678 * expmed.c (synth_mult): When trying out a shift, pass the result
18681 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18683 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18684 (shiftsub1_cost): New.
18685 (init_expmed): Compute shiftsub1_cost.
18686 (synth_mult): Optimize multiplications by constants of the form
18687 -(2^^m-1) for some constant positive integer m.
18689 2009-05-03 Richard Guenther <rguenther@suse.de>
18692 * c-typeck.c (array_to_pointer_conversion): Do not built
18693 ADDR_EXPRs of arrays of pointer-to-element type.
18694 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18695 up wrong ADDR_EXPRs after-the-fact.
18696 * c-common.c (strict_aliasing_warning): Strip pointer
18697 conversions for obtaining the original type.
18698 * builtins.c (fold_builtin_memset): Handle array types.
18699 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18702 2009-05-03 Richard Guenther <rguenther@suse.de>
18704 PR middle-end/23329
18705 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18706 Do not lose casts from array types with unknown extent to array
18707 types with known extent.
18708 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18709 alias set compatibility.
18711 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18713 * flags.h (extra_warnings): Delete.
18714 * toplev.c (process_options): Handle Wuninitialized here.
18715 * opts.c (extra_warnings): Delete.
18716 (set_Wextra): Delete.
18717 (common_handle_option): -Wextra can be handled automatically.
18718 * c-opts.c (c_common_handle_option): Delete obsolete code.
18719 (c_common_post_options): Simplify comment.
18720 * common.opt (W): Add Var.
18722 (Wuninitialized): Initialize to -1.
18724 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18725 Richard Guenther <rguenther@suse.de>
18727 * expr.c (get_def_for_expr): New function.
18728 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18729 SSA rather than trees.
18730 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18731 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18733 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18735 * c-common.c (reswords): Add _Imaginary.
18736 * c-common.c (enum rid): Add RID_IMAGINARY.
18738 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18740 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18741 Patch by Richard Guenther.
18743 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18745 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18746 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18747 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18748 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
18749 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
18750 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
18751 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
18752 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
18753 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
18754 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
18755 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
18756 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
18757 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
18758 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
18759 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
18760 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
18761 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
18762 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
18764 2009-05-02 Richard Guenther <rguenther@suse.de>
18766 PR tree-optimization/39940
18767 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
18770 2009-05-02 Richard Guenther <rguenther@suse.de>
18772 PR middle-end/40001
18773 * tree-ssa.c (execute_update_addresses_taken): Properly check
18774 if we can mark a variable DECL_GIMPLE_REG_P.
18775 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
18776 back to the end of the function.
18777 (is_gimple_reg_type): Remove complex type special casing.
18778 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
18781 2009-05-02 Ben Elliston <bje@au.ibm.com>
18783 * doc/collect2.texi (Collect2): Document search path behaviour
18784 when configured with --with-ld.
18786 2009-05-02 Jan Hubicka <jh@suse.cz>
18788 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
18789 parameter; update callers.
18790 (coalesce_cost_edge): EH edges are costier because they needs
18791 splitting even if not critical and even more costier when there are
18792 multiple EH predecestors.
18794 2009-05-02 Jan Hubicka <jh@suse.cz>
18796 * except.c (remove_eh_handler_and_replace): Handle updating after
18797 removing TRY blocks.
18799 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
18801 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
18803 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
18805 * varasm.c: Do not include c-pragma.h.
18806 * attribs.c: Do not incude c-common.h.
18808 2009-05-01 Michael Matz <matz@suse.de>
18810 * calls.c (initialize_argument_information): Handle SSA names like
18811 decls with a non MEM_P DECL_RTL.
18813 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18815 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
18816 * ipa-utils.c: Likewise.
18817 * ipa-type-escape.c: Likewise.
18818 * cgraphunit.c Do not include c-common.h.
18819 * ipa-pure-const.c: Likewise.
18820 * tree-if-conv.c: Likewise.
18821 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
18822 * ipa-struct-reorg.c: Likewise.
18823 * tree-nomudflap.c: Likewise.
18824 * tree-ssa-structalias.c: Likewise.
18826 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18828 * store-motion.c: Many cleanups to make this pass a first-class
18829 citizen instead of an appendix to gcse load motion. Add TODO list
18830 to make this pass faster/cleaner/better.
18832 (struct ls_expr): Post gcse.c-split cleanups.
18833 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
18834 "stores" field to "avail_stores".
18835 (pre_ldst_mems): Rename to store_motion_mems.
18836 (pre_ldst_table): Rename to store_motion_mems_table.
18837 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
18838 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
18839 (ldst_entry): Rename to st_expr_entry, update users.
18840 (free_ldst_entry): Rename to free_st_expr_entry, update users.
18841 (free_ldst_mems): Rename to free_store_motion_mems, update users.
18842 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
18844 (first_ls_expr): Rename to first_st_expr, update users.
18845 (next_ls_expr): Rename to next_st_expr, update users.
18846 (print_ldst_list): Rename to print_store_motion_mems. Print names of
18847 fields properly for store motion instead of names inherited from load
18849 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
18850 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
18853 (ae_kill): Rename to st_kill, update users.
18854 (ae_gen): Rename to st_avloc, update users.
18855 (transp): Rename to st_transp, update users.
18856 (pre_insert_map): Rename to st_insert_map, update users.
18857 (pre_delete_map): Rename to st_delete_map, update users.
18858 (insert_store, build_store_vectors, free_store_memory,
18859 one_store_motion_pass): Update for abovementioned changes.
18861 (gcse_subst_count, gcse_create_count): Remove.
18862 (one_store_motion_pass): New statistics counters "n_stores_deleted"
18863 and "n_stores_created", local variables.
18865 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
18868 (regvec, compute_store_table_current_insn): Remove.
18869 (reg_set_info, reg_clear_last_set): Remove.
18870 (compute_store_table): Use DF caches instead of local dataflow
18873 2009-05-01 Joseph Myers <joseph@codesourcery.com>
18875 * c-objc-common.c (c_tree_printer): Print identifiers with
18876 pp_identifier, not pp_string. Mark "({anonymous})" for
18878 * c-pretty-print.c (pp_c_ws_string): New.
18879 (pp_c_cv_qualifier, pp_c_type_specifier,
18880 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
18881 pp_c_storage_class_specifier, pp_c_function_specifier,
18882 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
18883 pp_c_primary_expression, pp_c_postfix_expression,
18884 pp_c_unary_expression, pp_c_shift_expression,
18885 pp_c_relational_expression, pp_c_equality_expression,
18886 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
18887 use pp_string and pp_c_ws_string in place of pp_identifier and
18888 pp_c_identifier for non-identifiers. Mark English strings for
18890 * c-pretty-print.h (pp_c_ws_string): Declare.
18892 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
18893 Roland McGrath <roland@redhat.com>
18895 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
18896 (ENABLE_LD_BUILDID): New configuration option.
18897 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
18898 (LINK_BUILDID_SPEC): New macro.
18899 (init_spec): If defined, prepend it between LINK_EH_SPEC and
18901 * doc/install.texi: Document --enable-linker-build-id option.
18902 * configure: Rebuild.
18903 * config.in: Rebuild.
18905 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
18907 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
18908 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
18909 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
18910 MIPS_GP_SAVE_AREA_SIZE.
18911 * config/mips/mips.c (struct mips_frame_info): Update comment
18912 before arg_pointer_offset and hard_frame_pointer_offset.
18913 (mips_compute_frame_info): Update diagram before function: to
18914 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
18915 indicate the position of frame_pointer_rtx with -fstack-protector and
18916 to show args_size. Don't allocate cprestore area for leaf functions
18917 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
18919 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
18921 2009-04-30 Michael Matz <matz@suse.de>
18923 PR tree-optimization/39955
18924 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
18926 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
18928 * ira.c (setup_cover_and_important_classes): Use safe macro
18929 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
18931 * genpreds.c (write_tm_preds_h): Output suitable definition of
18932 REG_CLASS_FOR_CONSTRAINT.
18934 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18936 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
18938 * bitmap.c (bitmap_descriptor): Likewise.
18939 * ggc-common.c (loc_descriptor): Likewise.
18940 * varray.c (varray_descriptor): Likewise.
18941 * vec.c (vec_descriptor): Likewise.
18943 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
18945 * Makefile.in (dce.o): Add $(EXCEPT_H).
18946 * dce.c: Include except.h and delete redundant vector definitions.
18947 (deletable_insn_p): Return false for non-call insns that can throw
18950 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
18952 * gcse.c (ae_gen): Remove.
18953 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
18954 and make non-static function to make it available in store-motion.c.
18955 Update call sites with search-and-replace.
18956 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
18957 extract_mentioned_regs, extract_mentioned_regs_helper,
18958 find_moveable_store, compute_store_table, load_kills_store, find_loads,
18959 store_killed_in_insn, store_killed_after, store_killed_before,
18960 build_store_vectors, insert_insn_start_basic_block, insert-store,
18961 remove_reachable_equiv_notes, replace_store_insn, delete_store,
18962 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
18963 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
18964 * store-motion.c: ...new file. Also copy data structures from gcse.c
18965 and clean up to remove parts not used by store motion.
18966 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
18967 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
18969 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18972 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
18973 when optimizing for size.
18975 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
18977 * gcse.c (gcse_constant_p): Fix typo in last change.
18979 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18981 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
18983 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
18985 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
18987 2009-04-29 James E. Wilson <wilson@codesourcery.com>
18989 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
18990 CONST_HIGH_PART result.
18992 2009-04-29 Anatoly Sokolov <aesok@post.ru>
18994 * config/avr/avr.c (initial_elimination_offset): Rename to
18995 avr_initial_elimination_offset.
18996 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
18997 change return type to bool.
18998 (avr_can_eliminate): New function.
18999 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
19000 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
19001 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
19002 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
19003 avr_initial_elimination_offset.
19004 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19005 (avr_initial_elimination_offset): Define.
19007 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19008 Steven Bosscher <steven@gcc.gnu.org>
19010 PR rtl-optimization/39938
19011 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19012 * cfgrtl.c: Include insn-attr.h.
19013 (rest_of_pass_free_cfg): New function.
19014 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19015 * resource.c (init_resource_info): Remove call to df_analyze.
19017 2009-04-29 Richard Guenther <rguenther@suse.de>
19020 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19021 allow conversion to signed integers.
19023 2009-04-29 Richard Guenther <rguenther@suse.de>
19025 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19026 shifts of floating point vectors if the shift amount is
19027 a constant multiple of the element size.
19029 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19030 Michael Matz <matz@suse.de>
19032 PR middle-end/39927
19034 * tree-outof-ssa.c (emit_partition_copy): New function.
19035 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19036 insert_part_to_rtx_on_edge): Perform the partition base var
19037 copy using emit_partition_copy.
19038 (insert_value_copy_on_edge): Convert constants to the right mode.
19039 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19040 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19042 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19044 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19045 scan backwards to try to find a constant to initialize it.
19047 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19048 insn before the loop_end instruction, don't look past labels.
19050 2009-04-29 Richard Guenther <rguenther@suse.de>
19052 PR middle-end/39937
19053 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19054 loose type conversions.
19055 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19056 stmts only if there are no uses of its definition.
19058 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19060 * config/bfin/bfin.h (splitting_loops): Declare.
19061 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19062 Reorder bit definitions to be ascending.
19063 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19064 * config/bfin/bfin.c (splitting_loops): New variable.
19065 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19066 (struct loop_info): Remove members INIT and LOOP_INIT.
19067 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19068 the LSETUP sequence. Allow LC to be loaded from any register, but
19069 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19070 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19072 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19073 of reload_completed.
19076 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19078 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19080 * Makefile.in (PLUGIN_VERSION_H): New.
19081 (OBJS-common): Remove plugin-version.o.
19082 (plugin.o): Depend on (PLUGIN_VERSION_H).
19083 (plugin-version.o): Remove.
19084 * configure: Regenerate
19085 * configure.ac: Create plugin-version.h.
19086 * gcc-plugin.h (plugin_gcc_version): Remove.
19087 (plugin_default_version_check): Change signature.
19088 * plugin-version.c: Remove.
19089 * plugin.c: Include plugin-version.h.
19090 (str_plugin_gcc_version_name): Remove.
19091 (try_init_one_plugin): Pass gcc version to plugin_init.
19092 (plugin_default_version_check): Both gcc and plugin versions are now
19095 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19097 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19098 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19099 Remove special case testing for last insn of inner loops. Don't fail
19100 if the loop ends with a jump, emit an extra nop instead.
19102 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19103 DREGS rather than comparing directly. Remove code that tries to
19104 account for latencies.
19106 2009-04-29 Richard Guenther <rguenther@suse.de>
19108 PR tree-optimization/39941
19109 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19110 eliminating an indirect call.
19112 2009-04-29 Richard Guenther <rguenther@suse.de>
19114 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19115 parameter. Allow invariants as base if !require_lvalue.
19116 (verify_gimple_assign_single): Adjust.
19118 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19120 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19121 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19122 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19123 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19124 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19126 * config/bfin/bfin.c (bfin_expand_builtin,
19127 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19129 2009-04-28 Richard Guenther <rguenther@suse.de>
19131 * tree-vect-loop.c (get_initial_def_for_induction): Use
19132 correct types for pointer increment.
19134 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19136 * toplev.c (print_version): Update GMP version string calculation.
19138 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19140 PR rtl-optimization/39938
19141 * resource.c (init_resource_info): Add call to df_analyze.
19143 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19145 * config/alpha/alpha.md (usegp): Cast the result of
19146 alpha_find_lo_sum_using_gp to enum attr_usegp.
19147 * config/alpha/alpha.c (override_options): Remove end-of-structure
19148 marker element from cpu_table. Use array size of cpu_table to handle
19149 -mcpu and -mtune options.
19150 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19152 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19154 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19155 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19156 tune_32 and tune_64.
19157 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19158 support on PowerPC.
19159 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19160 * config/rs6000/option-defaults.h: ... here. New file.
19161 (OPT_64, OPT_32): Define.
19162 (MASK_64BIT): Define to 0 if not already defined.
19163 (OPT_ARCH64, OPT_ARCH32): Define.
19164 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19167 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19169 * config/arm/arm.c (arm_override_options): Emit error on using
19172 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19174 PR rtl-optimization/39914
19175 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19176 registers for allocnos created from user-defined variables only
19177 when not optimizing.
19179 2009-04-28 Richard Guenther <rguenther@suse.de>
19181 PR middle-end/39937
19182 * fold-const.c (fold_binary): Use distribute_real_division only
19185 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19187 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19188 add hpux-stdint.h to tm_file.
19189 (hppa[12]*-*-hpux11*): Ditto.
19190 (ia64*-*-hpux*): Ditto.
19191 * config/hpux-stdint.h: New.
19192 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19193 __STDC_EXT__ for all compiles.
19194 * config/pa/pa-hpux.h: Ditto.
19195 * config/pa/pa-hpux10.h: Ditto.
19196 * config/pa/pa-hpux11.h: Ditto.
19198 2009-04-28 Catherine Moore <clm@codesourcery.com>
19200 * debug.h (set_name): Add comment.
19202 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19205 * config/darwin.c (machopic_gen_offset): Check
19206 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19207 * config/arm/arm.c (require_pic_register): Likewise.
19209 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19211 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19212 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19213 m32c_promote_prototypes): Delete.
19215 2009-04-28 Michael Matz <matz@suse.de>
19217 PR middle-end/39922
19218 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19221 2009-04-28 Richard Guenther <rguenther@suse.de>
19223 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19225 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19227 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19228 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19229 * config/arm/arm-tune.md: Regenerate.
19231 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19233 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19234 block if there are complex incoming edges.
19235 (sel_merge_blocks): Remove useless assert.
19236 (sel_redirect_edge_and_branch): Check that edge was redirected.
19237 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19238 (sel_find_rgns): Delete declaration.
19239 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19240 the region when it is not a preheader.
19242 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19245 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19247 2009-04-28 Richard Guenther <rguenther@suse.de>
19249 * tree.h (SSA_NAME_VALUE): Remove.
19250 (struct tree_ssa_name): Remove value_handle member.
19251 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19252 array for jump threading.
19253 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19255 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19256 * tree-flow.h (threadedge_initialize_values): Declare.
19257 (threadedge_finalize_values): Likewise.
19258 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19259 (SSA_NAME_VALUE): Define.
19260 (threadedge_initialize_values): New function.
19261 (threadedge_finalize_values): Likewise.
19262 * tree-ssa-dom.c (ssa_name_values): New global variable.
19263 (SSA_NAME_VALUE): Define.
19264 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19266 2009-04-28 Ira Rosen <irar@il.ibm.com>
19268 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19269 Use REPORT_VECTORIZED_LOCATIONS instead
19270 REPORT_VECTORIZED_LOOPS.
19271 * tree-vectorizer.c (vect_verbosity_level): Make static.
19272 (vect_loop_location): Rename to vect_location.
19273 (vect_set_verbosity_level): Update comment.
19274 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19276 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19277 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19278 instead REPORT_UNVECTORIZED_LOOPS.
19279 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19280 and vect_loop_def to vect_external_def and vect_internal_def.
19281 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19282 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19283 REPORT_UNVECTORIZED_LOCATIONS.
19284 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19285 and vect_used_in_loop and to vect_unused_in_scope and
19286 vect_used_in_scope.
19287 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19288 (vect_verbosity_level): Remove declaration.
19289 (vect_analyze_operations): Likewise.
19290 (vect_analyze_stmt): Declare.
19291 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19292 REPORT_UNVECTORIZED_LOCATIONS.
19293 (vect_get_loop_niters): Fix indentation.
19294 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19295 (vect_analyze_loop_operations): New function.
19296 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19297 vect_analyze_operations.
19298 (vect_is_simple_reduction): Use new names.
19299 (vectorizable_live_operation, vect_transform_loop): Likewise.
19300 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19301 to specify whether the data references can be a part of interleaving
19303 (vect_analyze_data_ref_dependence): Use new names.
19304 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19305 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19306 * tree-vect-patterns.c (widened_name_p): Use new names.
19307 (vect_recog_dot_prod_pattern): Likewise.
19308 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19309 (process_use, vect_mark_stmts_to_be_vectorized,
19310 vect_model_simple_cost, vect_model_store_cost,
19311 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19312 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19313 vectorizable_operation, vectorizable_type_demotion,
19314 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19315 vectorizable_condition): Likewise.
19316 (vect_analyze_operations): Split into vect_analyze_loop_operations
19318 (vect_analyze_stmt): ... new function.
19319 (new_stmt_vec_info): Use new names.
19320 (vect_is_simple_use): Use new names and fix comment.
19321 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19322 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19324 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19327 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19328 and integer modes for x87 operands. Do not ICE for unsupported size,
19329 generate error instead. Generate error for unsupported operand types.
19330 ['z']: Do not handle HImode memory operands specially. Warning
19331 for floating-point operands. Fallthru to 'Z' for unsupported operand
19332 types. Do not ICE for unsupported size, generate error instead.
19333 (output_387_binary_op): Use %Z to output operands.
19334 (output_fp_compare): Ditto.
19335 (output_387_reg_move): Ditto.
19337 2009-04-28 Ben Elliston <bje@au.ibm.com>
19342 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19344 * builtins.c (c_strlen): Do not warn here.
19345 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19346 * c-common.c (pointer_int_sum): Take an explicit location.
19347 Warn about offsets out of bounds.
19348 * c-common.h (pointer_int_sum): Adjust declaration.
19350 2009-04-27 Ian Lance Taylor <iant@google.com>
19352 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19354 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19355 * df-core.c (df_set_flags): Change return type to int. Change
19356 type of old_flags to int.
19357 (df_clear_flags): Likewise.
19358 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19359 (df_get_conditional_uses): Likewise.
19360 * df.h (df_set_flags, df_clear_flags): Update declarations.
19361 * dwarf2out.c (struct indirect_string_node): Change type of form
19362 field to enum dwarf_form.
19363 (AT_string_form): Change return type to enum dwarf_form.
19364 * fixed-value.c (fixed_compare): Add cast to enum type.
19365 * fwprop.c (update_df): Change 0 to VOIDmode.
19366 * gensupport.c: Change 0 to UNKNOWN.
19367 * gimple.h (gimple_cond_code): Add cast to enum type.
19368 * haifa-sched.c (reemit_notes): Add cast to enum type.
19369 * hooks.c (hook_int_void_no_regs): Remove function.
19370 * hooks.h (hook_int_void_no_regs): Remove declaration.
19371 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19372 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19373 * real.c (real_arithmetic): Add cast to enum type.
19374 (real_compare): Likewise.
19375 * target.h (struct gcc_target): Change return type of
19376 branch_target_register_class to enum reg_class.
19377 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19378 default_branch_target_register_class.
19379 * targhooks.c (default_branch_target_register_class): New function.
19380 * targhooks.h (default_branch_target_register_class): Declare.
19381 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19382 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19384 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19386 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19387 vect_uninitialized_def. Change 0 to ERROR_MARK.
19388 * tree-vect-stmts.c (supportable_widening_operation): Don't
19389 initialize icode1 and icode2.
19390 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19391 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19393 (cmn_err_flag_specs): Change 0 to STD_C89.
19394 (cmn_err_char_table): Likewise.
19395 * config/arm/arm.c (get_arm_condition_code): Change type of code
19396 to enum arm_cond_code.
19397 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19398 (IWMMXT_BUILTIN2): Likewise.
19399 (neon_builtin_type_bits): Don't define typedef.
19400 (neon_builtin_datum): Change type of bits field to int.
19401 (arm_expand_neon_args): Add cast to enum type.
19402 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19404 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19405 casts to enum type.
19406 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19408 * config/mips/mips.md (jal_macro): Return enum constant.
19409 (single_insn): Likewise.
19410 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19412 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19413 casts to enum type.
19414 * config/s390/s390.c (s390_tune_flags): Change type to int.
19415 (s390_arch_flags): Likewise.
19416 (s390_handle_arch_option): Change flags field of struct pta to int.
19417 * config/s390/s390.h (s390_tune_flags): Update declaration.
19418 (s390_arch_flags): Likewise.
19419 * config/sh/sh.c (prepare_move_operands): Compare
19420 tls_symbolic_operand result with enum constant.
19421 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19422 (sh_expand_prologue): Add cast to enum type.
19423 (sh_expand_epilogue): Likewise.
19424 (tls_symbolic_operand): Change return type to enum tls_model.
19425 (fpscr_set_from_mem): Add cast to enum type.
19426 (legitimize_pic_address): Compare tls_symbolic_operand result with
19428 (sh_target_reg_class): Change return type to enum reg_class.
19429 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19431 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19432 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19433 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19434 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19435 (delayed_branch, tls_call_delay): Likewise.
19436 (eligible_for_sibcall_delay): Likewise.
19437 (eligible_for_return_delay): Likewise.
19438 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19439 (spu_expand_builtin_1): Likewise.
19441 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19442 for all types of conversions.
19443 (output_init_element): Issue -Wc++-compat warning if needed when
19444 initializing a bitfield with enum type.
19445 * c-parser.c (c_parser_expression): Set original_type to
19446 original_type of right hand operand of comma operator.
19448 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19450 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19452 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19453 * doc/cpp.texi (Standard Predefined Macros)
19454 (Implementation-defined behavior): Likewise.
19455 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19456 * doc/gimple.texi (GIMPLE Exception Handling)
19457 (@code{GIMPLE_ASSIGN}): Likewise.
19458 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19459 * doc/invoke.texi (Warning Options, Optimize Options)
19460 (AVR Options, Darwin Options): Likewise.
19461 (Optimize Options): Reformulate -fwhole-program description.
19462 * doc/loop.texi (Lambda): Likewise.
19463 * doc/md.texi (Output Template, Define Constraints)
19464 (Standard Names, Insn Splitting): Likewise.
19465 * doc/options.texi (Option properties): Likewise.
19466 * doc/passes.texi (Tree-SSA passes): Likewise.
19467 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19468 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19469 (File Names and DBX): Likewise.
19470 * doc/trouble.texi (Incompatibilities): Likewise.
19472 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19474 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19475 instruction is correct.
19477 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19479 Allow non-constant arguments to conversion intrinsics.
19480 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19481 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19482 * spu.c (print_operand): Handle 'v' and 'w'.
19483 (exp2_immediate_p, spu_gen_exp2): Define.
19484 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19485 spu_convtf_1): Update parameter descriptions.
19486 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19487 * constraints.md ('v', 'w'): New.
19488 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19490 (i2f, I2F): New define_mode_attr.
19491 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19492 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19493 fixuns_truncv4sfv4si2): Update to use mode attribute.
19494 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19495 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19496 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19497 patterns for combine.
19499 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19501 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19502 (cprop, hoist, pre, store_motion): New debug counters.
19503 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19504 is not an RTL pass anymore.
19505 (pass_profiling): Remove extern decl for pass removed in 2005.
19506 (pass_gcse, pass_jump_bypass): Remove.
19507 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19508 to 0 for clean state.
19509 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19510 * cse.c (gate_handle_cse_after_global_opts,
19511 rest_of_handle_cse_after_global_opts): New functions.
19512 (pass_cse_after_global_opts): New pass, does local CSE.
19513 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19514 (TV_CPROP): New timevar.
19515 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19516 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19517 (gcse_main, recompute_all_luids): Remove.
19518 (compute_hash_table_work): Call max_reg_num instead of reading
19520 (cprop_jump): Don't set run_jump_opt_after_gcse.
19521 (constprop_register): Always allow to alter jumps.
19522 (cprop_insn): Likewise.
19523 (do_local_cprop): Likewise.
19524 (local_cprop_pass): Likewise. Return non-zero if something changed.
19525 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19526 (find_implicit_sets): Add note about missed optimization opportunity.
19527 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19528 pass_rtl_cprop execute function.
19529 Don't bother tracking the pass number, each pass gets its own dumpfile
19531 Always allow to alter jumpsand bypass jumps.
19532 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19533 will just find no suitable set.
19534 (pre_edge_insert): Fix dumping, this function is for PRE only.
19535 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19536 pass_rtl_pre execute function.
19537 (hoist_code): Return non-zero if something changed. Keep track of
19538 substitutions and insertions for statistics gathering similar to PRE.
19539 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19540 called from the pass_rtl_hoist execute function. Show pass statistics.
19541 (compute_store_table): Use max_reg_num directly instead of using the
19542 formerly global max_gcse_regno.
19543 (build_store_vectors): Likewise.
19544 (replace_store_insn): Fix dumping.
19545 (store_motion): Rename to ...
19546 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19547 pass, called from the pass_rtl_store_motion execute function. Keep
19548 track of substitutions and insertions for statistics gathering similar
19550 (bypass_jumps): Remove, fold interesting bits into ...
19551 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19552 from the pass_rtl_cprop execute function.
19553 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19554 pass_jump_bypass): Remove.
19555 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19556 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19557 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19558 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19559 (gate_rtl_store_motion, execute_rtl_store_motion,
19560 pass_rtl_store_motion): New.
19561 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19562 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19563 * passes.c (init_optimization_passes): Remove pass_gcse and
19564 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19565 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19566 instead of pass_jump_bypass.
19568 2009-04-27 Richard Guenther <rguenther@suse.de>
19570 PR middle-end/39928
19571 * gimplify.c (gimplify_expr): If we are required to create
19572 a temporary make sure it ends up as register.
19574 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19577 * config/i386/i386.c (construct_container): Don't call
19578 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19579 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19581 2009-04-27 Michael Matz <matz@suse.de>
19583 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19584 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19585 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19586 (dump_replaceable_exprs): Take a bitmap.
19587 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19589 (expand_gimple_basic_block): Likewise.
19590 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19591 replaceable_expressions member a bitmap.
19592 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19593 (mark_replaceable): Likewise.
19594 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19595 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19597 2009-04-27 Richard Guenther <rguenther@suse.de>
19599 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19600 (verify_stmts): Dispatch to gimple/type verification code.
19601 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19602 issue with call argument types.
19604 2009-04-27 Michael Matz <matz@suse.de>
19606 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19607 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19610 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19611 Eric Botcazou <ebotcazou@adacore.com>
19613 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19614 a label's basic block.
19615 (mark_target_live_regs): Tidy and rework obsolete comments.
19616 Change back DF problem to LIVE. If a label starts a basic block,
19617 assume that all registers that used to be live then still are.
19618 (init_resource_info): If a label starts a basic block, set its
19619 BLOCK_FOR_INSN accordingly.
19620 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19622 2009-04-27 Richard Guenther <rguenther@suse.de>
19624 * tree-flow-inline.h (function_ann): Remove.
19625 (get_function_ann): Likewise.
19626 * tree-dfa.c (create_function_ann): Remove.
19627 * tree-flow.h (struct static_var_ann_d): Remove.
19628 (struct function_ann_d): Likewise.
19629 (union tree_ann_d): Remove fdecl member.
19630 (function_ann_t): Remove.
19631 (function_ann, get_function_ann, create_function_ann): Remove
19634 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19636 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19638 2009-04-27 Jan Hubicka <jh@suse.cz>
19640 * ipa-pure-const.c (struct funct_state_d): New fields
19641 state_previously_known, looping_previously_known; remove
19642 state_set_in_source.
19643 (analyze_function): Use new fields.
19644 (propagate): Avoid assumption that state_set_in_source imply
19647 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19648 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19649 * cfgloop.h (finite_loop_p): Declare.
19651 2009-04-26 Michael Matz <matz@suse.de>
19653 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19655 2009-04-26 Michael Matz <matz@suse.de>
19657 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19658 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19659 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19660 pass_mark_used_blocks): Remove.
19661 * tree-optimize.c (pass_free_datastructures,
19662 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19663 * passes.c (init_optimization_passes): Don't call
19664 pass_mark_used_blocks, remove dead code.
19666 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19668 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19669 * tree-ssa-live.h (register_ssa_partition): Likewise.
19671 2009-04-26 Michael Matz <matz@suse.de>
19674 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19675 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19676 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19678 (compare_pairs): Swap cost comparison.
19679 (coalesce_ssa_name): Don't use change_partition_var.
19680 * tree-nrv.c (struct nrv_data): Add modified member.
19681 (finalize_nrv_r): Set it.
19682 (tree_nrv): Use it to update statements.
19683 (pass_nrv): Require PROP_ssa.
19684 * tree-mudflap.c (mf_decl_cache_locals,
19685 mf_build_check_statement_for): Use make_rename_temp.
19686 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19687 * alias.c (find_base_decl): Handle SSA names.
19688 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19689 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19690 * rtl.h (set_reg_attrs_for_parm): Declare.
19691 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19692 to "optimized", remove unused locals at finish.
19693 (execute_free_datastructures): Make global, call
19694 delete_tree_cfg_annotations.
19695 (execute_free_cfg_annotations): Don't call
19696 delete_tree_cfg_annotations.
19698 * ssaexpand.h: New file.
19699 * expr.c (toplevel): Include ssaexpand.h.
19700 (expand_assignment): Handle SSA names the same as register variables.
19701 (expand_expr_real_1): Expand SSA names.
19702 * cfgexpand.c (toplevel): Include ssaexpand.h.
19703 (SA): New global variable.
19704 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19705 (SSAVAR): New macro.
19706 (set_rtl): New helper function.
19707 (add_stack_var): Deal with SSA names, use set_rtl.
19708 (expand_one_stack_var_at): Likewise.
19709 (expand_one_stack_var): Deal with SSA names.
19710 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19711 before unique numbers.
19712 (expand_stack_vars): Use set_rtl.
19713 (expand_one_var): Accept SSA names, add asserts for them, feed them
19714 to above subroutines.
19715 (expand_used_vars): Expand all partitions (without default defs),
19716 then only the local decls (ignoring those expanded already).
19717 (expand_gimple_cond): Remove edges when jumpif() expands an
19718 unconditional jump.
19719 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19720 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19722 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19723 members of SA; deal with PARM_DECL partitions here; expand
19724 all PHI nodes, free tree datastructures and SA. Commit instructions
19725 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19726 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19727 info and statements at start, collect garbage at finish.
19728 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19729 (VAR_ANN_PARTITION) Remove.
19730 (change_partition_var): Don't declare.
19731 (partition_to_var): Always return SSA names.
19732 (var_to_partition): Only accept SSA names.
19733 (register_ssa_partition): Only check argument.
19734 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19736 (delete_var_map): Don't free it.
19737 (var_union): Only accept SSA names, simplify.
19738 (partition_view_init): Mark only useful SSA names as used.
19739 (partition_view_fini): Only deal with SSA names.
19740 (change_partition_var): Remove.
19741 (dump_var_map): Use ssa_name instead of partition_to_var member.
19742 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19744 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19745 (struct _elim_graph): New member const_dests; nodes member vector of
19747 (set_location_for_edge): New static helper.
19748 (create_temp): Remove.
19749 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
19750 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
19751 (new_elim_graph): Allocate const_dests member.
19752 (clean_elim_graph): Truncate const_dests member.
19753 (delete_elim_graph): Free const_dests member.
19754 (elim_graph_size): Adapt to new type of nodes member.
19755 (elim_graph_add_node): Likewise.
19756 (eliminate_name): Likewise.
19757 (eliminate_build): Don't take basic block argument, deal only with
19758 partition numbers, not variables.
19759 (get_temp_reg): New static helper.
19760 (elim_create): Use it, deal with RTL temporaries instead of trees.
19761 (eliminate_phi): Adjust all calls to new signature.
19762 (assign_vars, replace_use_variable, replace_def_variable): Remove.
19763 (rewrite_trees): Only do checking.
19764 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
19765 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
19766 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
19767 contains_tree_r, MAX_STMTS_IN_LATCH,
19768 process_single_block_loop_latch, analyze_edges_for_bb,
19769 perform_edge_inserts): Remove.
19770 (expand_phi_nodes): New global function.
19771 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
19772 functions, initialize new parameter, remember partitions having a
19774 (finish_out_of_ssa): New global function.
19775 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
19776 don't reset in_ssa_p here, don't disable TER when mudflap.
19777 (pass_del_ssa): Remove.
19778 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
19780 (execute_free_datastructures): Declare.
19781 * Makefile.in (SSAEXPAND_H): New variable.
19782 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
19783 * basic-block.h (commit_one_edge_insertion): Declare.
19784 * passes.c (init_optimization_passes): Move pass_nrv and
19785 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
19786 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
19787 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
19788 (redirect_branch_edge): Deal with super block when expanding, split
19789 out jump patching itself into ...
19790 (patch_jump_insn): ... here, new static helper.
19792 2009-04-26 Michael Matz <matz@suse.de>
19794 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
19795 beyond num_ssa_names.
19796 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
19797 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
19799 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19801 PR inline-asm/39543
19802 * fwprop.c (forward_propagate_asm): New function.
19803 (forward_propagate_and_simplify): Propagate also into __asm, if it
19804 doesn't increase the number of referenced registers.
19807 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
19809 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19811 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
19812 note_nonlocal_vla_type for nonlocal VLAs.
19813 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
19814 contains_remapped_vars, remap_vla_decls): New functions.
19815 (convert_nonlocal_reference_stmt): If not optimizing, call
19816 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
19817 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
19818 if it wasn't found in var_map.
19819 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
19820 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
19821 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
19823 * gimplify.c (nonlocal_vlas): New variable.
19824 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
19826 (gimplify_body): Create and destroy nonlocal_vlas.
19828 * dwarf2out.c (loc_descr_plus_const): New function.
19829 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
19830 mem_loc_descriptor, loc_descriptor_from_tree_1,
19831 descr_info_loc, gen_variable_die): Use it.
19833 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
19834 !TREE_STATIC VAR_DECLs.
19835 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
19836 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
19837 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
19838 DECL_BY_REFERENCE is valid.
19839 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
19840 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
19841 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
19842 Copy DECL_BY_REFERENCE.
19843 (struct nesting_copy_body_data): New type.
19844 (nesting_copy_decl): New function.
19845 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
19846 if they have variable length.
19848 2009-04-26 Michael Matz <matz@suse.de>
19850 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
19851 mark new temporaries for renaming.
19853 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19856 * c-decl.c (global_bindings_p): Return negative value.
19857 (c_variable_size): New. Based on variable_size from
19859 (grokdeclarator): Call c_variable_size not variable_size.
19861 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
19863 * config/i386/i386.c (print_operand) ['z']: Fix typo.
19865 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
19867 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
19868 Redefine it to just use mingw/include.
19869 (ASM_SPEC): Rules for -m32 and -m64.
19870 (LINK_SPEC): Use Likewise.
19871 (SPEC_32): New define.
19872 (SPEC_64): Likewise.
19873 (SUB_LINK_SPEC): Likewise.
19874 (MULTILIB_DEFAULTS): New define.
19875 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
19876 Add multilib options.
19877 (MULTILIB_DIRNAMES): Likewise.
19878 (MULTILIB_OSDIRNAMES): Likewise.
19879 (LIBGCC): Likewise.
19880 (INSTALL_LIBGCC): Likewise.
19882 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19885 * c-tree.h (enum c_inline_static_type): New.
19886 (record_inline_static): Declare.
19887 * c-decl.c (struct c_inline_static, c_inline_statics,
19888 record_inline_static, check_inline_statics): New.
19889 (pop_file_scope): Call check_inline_statics.
19890 (start_decl): Call record_inline_static instead of pedwarning
19891 directly for static in inline function.
19892 * c-typeck.c (build_external_ref): Call record_inline_static
19893 instead of pedwarning directly for static referenced in inline
19896 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
19898 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
19899 not new but only being rescanned.
19900 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
19901 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
19902 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
19903 record_set_info, compute_set, grealloc): Remove.
19904 (recompute_all_luids): New function.
19905 (gcse_main): Don't compute sets, and don't do related memory
19906 allocations/free-ing. If something changed before the end of the
19907 pass, update LUIDs using recompute_all_luids.
19908 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
19909 (free_gcse_mem): Don't free it either.
19910 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
19911 Use the df insn LUIDs.
19912 (load_killed_in_block): Likewise.
19913 (compute_hash_table_work): Don't compute reg_set_in_block.
19914 (compute_transp): Use DF_REG_DEF_CHAINs.
19915 (local_cprop_pass): Don't use compute_sets and related functions.
19916 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
19917 Use get_max_uid() instead of max_cuid.
19918 (insert_insn_end_basic_block, pre_insert_copy_insn,
19919 update_ld_motion_stores): Don't try to
19920 keep reg_set tables up to date.
19921 (pre_insert_copies): Use df insn LUIDs.
19922 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
19923 (reg_set_info): Don't use extra bitmap argument.
19924 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
19925 information to compute regs_set_in_block.
19926 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
19927 (bypass_jumps): Don't use compute_sets and friends.
19929 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19932 * opts.c (undocumented_msg): Do not leave blank even with
19935 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19937 * c-decl.c (build_enumerator): Allow values folding to integer
19938 constants but not integer constant expressions with a pedwarn if
19941 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19944 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
19945 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
19946 type is an integer constant.
19948 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19951 * config/i386/i386.c (print_operand) ['z']: Revert handling of
19954 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19957 * c-decl.c (grokdeclarator): Diagnose declarations of functions
19958 with variably modified return type and no storage class
19959 specifiers, except for the case of nested functions. Distinguish
19960 extern declarations of functions with variably modified return
19961 types from those of objects with variably modified types.
19963 2009-04-25 Jan Hubicka <jh@suse.cz>
19965 * tree.c (list_equal_p): New function.
19966 * tree.h (list_equal_p): Declare.
19967 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19968 basic_block_def, basic_block, const_basic_block): New.
19969 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
19970 (redirect_eh_edge): New function.
19971 (make_eh_edge_update_phi): EH edges are not abnormal.
19972 * except.c: Include tree-flow.h.
19973 (list_match): New function.
19974 (eh_region_replaceable_by_p): New function.
19975 (replace_region): New function.
19976 (hash_type_list): New function.
19977 (hash_eh_region): New function.
19978 (eh_regions_equal_p): New function.
19979 (merge_peers): New function.
19980 (remove_unreachable_regions): Verify EH tree when checking;
19982 (copy_eh_region_1): New function.
19983 (copy_eh_region): New function.
19984 (push_reachable_handler): New function.
19985 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
19986 regions without label but with live RESX.
19987 * except.h (redirect_eh_edge_to_label): New.
19988 * tree-flow.h (redirect_eh_edge): New.
19989 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19990 basic_block_def, basic_block, const_basic_block): Remove.
19991 * Makefile.in (except.o): Add dependency on tree-flow.h
19992 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
19993 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
19996 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
19999 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
20000 on the destination of memcpy.
20002 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
20004 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20005 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20006 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20008 2009-04-25 Jan Hubicka <jh@suse.cz>
20010 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20011 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20012 to be reached by different label than left.
20013 (update_eh_edges): Update comment; remove edge_to_remove if possible
20014 and return true if suceeded.
20015 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20016 (cleanup_eh): Compute sharing map.
20017 * except.c (remove_eh_handler_and_replace): Add argument if we should
20019 (remove_unreachable_regions): Update for label sharing.
20020 (label_to_region_map): Likewise.
20021 (get_next_region_sharing_label): New function.
20022 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20024 (remove_eh_handler): Update.
20025 (remove_eh_region_and_replace_by_outer_of): New function.
20026 * except.h (struct eh_region): Add next_region_sharing_label.
20027 (remove_eh_region_and_replace_by_outer_of,
20028 get_next_region_sharing_label): Declare.
20029 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20031 2009-04-25 Jan Hubicka <jh@suse.cz>
20033 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20034 insert code even if they are not critical.
20036 2009-04-25 Jan Hubicka <jh@suse.cz>
20038 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20039 (gimple_can_remove_branch_p): EH edges won't remove branch by
20041 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20042 updating of non-abnormal EH edges.
20043 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20044 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20045 (split_critical_edges): Split also edges where emitting code on them
20046 will lead to splitting later.
20048 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20049 H.J. Lu <hongjiu.lu@intel.com>
20052 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20053 the configured assembler supports fildq and fistpq mnemonics.
20054 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20055 * configure: Regenerated.
20056 * config.in: Ditto.
20058 * config/i386/i386.c (print_operand): Handle 'Z'.
20059 ['z']: Remove handling of special fild/fist suffixes.
20060 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20061 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20062 suffix of fild insn.
20063 (*floatsi<mode>2_vector_mixed): Ditto.
20064 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20065 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20066 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20067 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20068 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20070 2009-04-25 Ben Elliston <bje@au.ibm.com>
20072 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20073 the source of a set operation.
20075 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20077 * target.h (struct gcc_target): Add case_values_threshold field.
20078 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20079 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20080 * targhooks.c (default_case_values_threshold): New function.
20081 * targhooks.h (default_case_values_threshold): Declare function.
20082 * stmt.c (expand_case): Use case_values_threshold target hook.
20083 * expr.h (case_values_threshold): Remove declartation.
20084 * expr.c (case_values_threshold): Remove function.
20085 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20087 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20088 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20089 (avr_case_values_threshold): Declare as static.
20090 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20092 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20093 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20094 (mn10300_case_values_threshold): New function.
20096 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20098 * ira.c (setup_cover_and_important_classes): Add enum cast.
20100 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20102 * genpreds.c (write_enum_constraint_num): Output definition of
20103 CONSTRAINT_NUM_DEFINED_P macro.
20104 * ira.c (setup_cover_and_important_classes): Use
20105 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20107 2009-04-24 DJ Delorie <dj@redhat.com>
20109 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20110 __SH2A_SINGLE_ONLY__ also.
20112 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20114 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20115 (movdf_internal): Ditto.
20116 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20117 SFmode and DFmode constants.
20118 (ia64_print_operand): Add 'G' format for printing
20119 floating point constants.
20121 2009-04-24 Richard Guenther <rguenther@suse.de>
20123 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20124 from unsigned additions.
20126 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20128 * c-typeck.c (set_init_index): Allow array designators that are
20129 not integer constant expressions with a pedwarn if pedantic.
20131 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20133 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20134 zero if no overlap in nonzero bits between the operands.
20136 2009-04-24 Ian Lance Taylor <iant@google.com>
20138 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20139 (record_dead_and_set_regs): Likewise.
20140 * df.h (struct df_mw_hardreg): Change flags field to int.
20141 (struct df_base_ref): Likewise.
20142 (struct df): Change changeable_flags field to int.
20143 * df-scan.c (df_defs_record): Change clobber_flags to int.
20144 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20145 constants rather than #define macros.
20146 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20147 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20148 (enum dwarf_calling_convention): Likewise.
20149 (enum dwarf_line_number_x_ops): Likewise.
20150 (enum dwarf_call_frame_info): Likewise.
20151 (enum dwarf_source_language): Likewise.
20152 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20153 (add_calling_convention_attribute): Likewise.
20154 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20155 (combine_comparisons): Change compcode to int. Add cast to enum type.
20156 * genrecog.c (maybe_both_true_2): Change c to int.
20157 (write_switch): Likewise. Add cast to enum type.
20158 * gimplify.c (gimplify_omp_for): Handle return values from
20159 gimplify_expr using MIN rather than bitwise or.
20160 (gimplify_expr): Add cast to enum type.
20161 * ipa-prop.c (update_jump_functions_after_inlining): Change
20162 IPA_BOTTOM to IPA_JF_UNKNOWN.
20163 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20164 Add casts to enum type.
20165 (setup_cover_and_important_classes): Change cl to int. Add casts
20167 (setup_class_translate): Change cl and mode to int.
20168 (ira_init_once): Change mode to int.
20169 (free_register_move_costs): Likewise.
20170 (setup_prohibited_mode_move_regs): Add casts to enum type.
20171 * langhooks.c (add_builtin_function_common): Rework assertion that
20172 value fits bitfield.
20173 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20174 * omega.c (omega_do_elimination): Avoid math on enum types.
20175 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20176 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20177 int local to handle integral_argment value.
20178 * regmove.c (try_auto_increment): Change PUT_MODE to
20180 * reload.c (push_secondary_reload): Add casts to enum type.
20181 (secondary_reload_class, find_valid_class): Likewise.
20182 * reload1.c (emit_input_reload_insns): Likewise.
20183 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20184 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20185 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20187 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20188 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20190 (expand_complex_libcall): Add casts to enum type.
20191 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20192 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20193 with ERROR_MARK, not NUM_TREE_CODES.
20194 (vect_create_epilog_for_reduction): Likewise.
20195 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20196 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20197 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20199 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20200 vect_unused_in_loop. Change 0 to loop_vect.
20201 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20202 * var-tracking.c (get_init_value): Change return type to enum
20204 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20205 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20207 (arm_override_options): Add casts to enum type.
20208 (arm_emit_tls_decoration): Likewise.
20209 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20211 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20212 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20213 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20215 * config/s390/s390.c (code_for_builtin_64): Change to array of
20217 (code_for_builtin_31): Likewise.
20218 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20220 * config/sparc/sparc.c (sparc_override_options): Change value
20221 field in struct code_model to enum cmodel. In initializer change
20222 0 to NULL and add cast to enum type.
20224 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20225 Change all callers. Issue a -Wc++-compat warning using
20226 lhs_origtype if necessary.
20227 (convert_for_assignment): Issue -Wc++-compat warnings about
20228 invalid conversions to enum type on assignment.
20229 * c-common.h (build_modify_expr): Update declaration.
20231 2009-04-24 Nick Clifton <nickc@redhat.com>
20233 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20234 (function_arg_advance): Likewise.
20235 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20238 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20240 * config/s390/constraints.md ('I', 'J'): Fix condition.
20242 2009-04-24 Diego Novillo <dnovillo@google.com>
20244 * gengtype-parse.c (parse_error): Add newline after message.
20246 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20248 * config/i386/sse.md (avxmodesuffixs): Removed.
20249 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20250 (*avx_pinsr<ssevecsize>): This.
20252 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20254 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20255 follow chains of regs with a single definition, and allow expressions
20256 that are function_invariant_p.
20257 (simple_rhs_p): Allow expressions that are function_invariant_p.
20259 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20261 PR middle-end/39867
20262 * fold-const.c (fold_cond_expr_with_comparison): When folding
20263 > and >= to MAX, make sure the MAX uses the same type as the
20264 comparison's operands.
20266 2009-04-24 Nick Clifton <nickc@redhat.com>
20268 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20269 addressing for DImode accesses.
20270 (frv_print_operand_address): Handle PLUS case.
20271 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20273 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20275 PR rtl-optimization/39794
20276 * alias.c (canon_true_dependence): Add x_addr argument.
20277 * rtl.h (canon_true_dependence): Adjust prototype.
20278 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20279 * cselib.c (cselib_invalidate_mem): Likewise.
20280 * gcse.c (compute_transp): Likewise.
20281 * dse.c (scan_reads_nospill): Likewise.
20282 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20283 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20284 canon_base_addr of the group, plus optional offset.
20285 (struct group_info): Rename canon_base_mem to
20287 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20288 canon_rtx of base_mem.
20290 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20292 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20293 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20295 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20297 * config/spu/spu-builtins.h: Delete file.
20299 * config/spu/spu.h (enum spu_builtin_type): Move here from
20301 (struct spu_builtin_description): Likewise. Add GTY marker.
20302 Do not use enum spu_function_code or enum insn_code.
20303 (spu_builtins): Add extern declaration.
20305 * config/spu/spu.c: Do not include "spu-builtins.h".
20306 (enum spu_function_code, enum spu_builtin_type_index,
20307 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20308 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20309 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20310 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20311 (spu_builtin_types): Make static. Add GTY marker.
20312 (spu_builtins): Add extern declaration with GTY marker.
20313 Include "gt-spu.h".
20315 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20316 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20317 Check programmatically whether all parameters are scalar.
20319 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20321 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20323 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20324 assignment from the constructor either if the target is volatile.
20326 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20328 * config/arm/arm.md (insv): Do not share operands[0].
20330 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20332 * config/vxlib-tls.c (active_tls_threads): Delete.
20333 (delete_hook_installed): New.
20334 (tls_delete_hook): Don't delete the delete hook.
20335 (tls_destructor): Delete it here.
20336 (__gthread_set_specific): Adjust installing the delete hook.
20337 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20338 __gthread_leave_tsd_dtor_context.
20340 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20342 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20344 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20346 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20348 (alpha_rtx_costs): Ditto.
20349 (emit_unlikely_jump): Use add_reg_note.
20350 (emit_frame_store_1): Ditto.
20351 (alpha_expand_prologue): Ditto.
20352 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20353 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20355 2009-04-23 Nick Clifton <nickc@redhat.com>
20357 * config/v850/v850.md (epilogue): Remove suppressed code.
20358 (return): Rename to return_simple and remove test of frame size.
20359 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20360 to gen_return_simple.
20362 2009-04-22 Jing Yu <jingyu@google.com>
20365 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20367 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20370 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20371 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20372 value is a VECTOR_CST, the element type is the element type of the
20375 2009-04-22 DJ Delorie <dj@redhat.com>
20377 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20379 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20381 * alias.c (find_base_term): Move around LO_SUM case, so that
20382 CONST falls through into PLUS/MINUS handling.
20385 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20386 into 0, use omit_one_operand.
20388 2009-04-23 Ben Elliston <bje@au.ibm.com>
20390 * config/rs6000/linux-unwind.h (get_regs): Remove type
20391 puns. Change the type of `pc' to an array of unsigned ints and
20392 update all users. Constify frame24.
20394 2009-04-22 DJ Delorie <dj@redhat.com>
20396 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20397 declarations before code.
20398 (current_function_special_page_vector): Likewise.
20399 (m32c_expand_insv): Silence a warning.
20401 2009-04-21 Taras Glek <tglek@mozilla.com>
20403 * alias.c: Update GTY annotations to new syntax.
20404 * basic-block.h: Likewise.
20405 * bitmap.h: Likewise.
20406 * c-common.h: Likewise.
20407 * c-decl.c: Likewise.
20408 * c-parser.c: Likewise.
20409 * c-pragma.c: Likewise.
20410 * c-tree.h: Likewise.
20411 * cfgloop.h: Likewise.
20412 * cgraph.h: Likewise.
20413 * config/alpha/alpha.c: Likewise.
20414 * config/arm/arm.h: Likewise.
20415 * config/avr/avr.h: Likewise.
20416 * config/bfin/bfin.c: Likewise.
20417 * config/cris/cris.c: Likewise.
20418 * config/darwin.c: Likewise.
20419 * config/frv/frv.c: Likewise.
20420 * config/i386/i386.c: Likewise.
20421 * config/i386/i386.h: Likewise.
20422 * config/i386/winnt.c: Likewise.
20423 * config/ia64/ia64.h: Likewise.
20424 * config/iq2000/iq2000.c: Likewise.
20425 * config/mips/mips.c: Likewise.
20426 * config/mmix/mmix.h: Likewise.
20427 * config/pa/pa.c: Likewise.
20428 * config/pa/pa.h: Likewise.
20429 * config/rs6000/rs6000.c: Likewise.
20430 * config/s390/s390.c: Likewise.
20431 * config/sparc/sparc.c: Likewise.
20432 * config/xtensa/xtensa.c: Likewise.
20433 * cselib.h: Likewise.
20434 * dbxout.c: Likewise.
20435 * dwarf2out.c: Likewise.
20436 * except.c: Likewise.
20437 * except.h: Likewise.
20438 * fixed-value.h: Likewise.
20439 * function.c: Likewise.
20440 * function.h: Likewise.
20441 * gimple.h: Likewise.
20442 * integrate.c: Likewise.
20443 * optabs.c: Likewise.
20444 * output.h: Likewise.
20445 * real.h: Likewise.
20447 * stringpool.c: Likewise.
20448 * tree-data-ref.c: Likewise.
20449 * tree-flow.h: Likewise.
20450 * tree-scalar-evolution.c: Likewise.
20451 * tree-ssa-address.c: Likewise.
20452 * tree-ssa-alias.h: Likewise.
20453 * tree-ssa-operands.h: Likewise.
20454 * tree.c: Likewise.
20455 * tree.h: Likewise.
20456 * varasm.c: Likewise.
20457 * varray.h: Likewise.
20459 * coretypes.h: Do not define GTY macro if it is already defined.
20460 * doc/gty.texi: Update GTY documentation to new syntax.
20461 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20462 annotations on structs.
20463 * gengtype-parse.c: Likewise.
20465 2009-04-22 Mark Heffernan <meheff@google.com>
20467 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20469 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20471 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20474 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20476 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20477 the same as a PLUS without a shift. Increase the cost of a
20480 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20482 * Makefile.in: Update dependencies.
20483 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20484 * errors.h: Remove bogus comment about compatibility.
20485 (warning): Update declaration.
20486 * genautomata.c: Update all calls to warning.
20487 * gimple.c: Do not include errors.h. Include toplev.h.
20488 * tree-ssa-structalias.c: Do not include errors.h.
20489 * omega.c: Likewise.
20490 * tree-ssa-reassoc.c: Likewise.
20491 * config/spu/spu-c.c: Likewise.
20492 * config/spu/t-spu-elf: Update dependencies.
20494 2009-04-22 Richard Guenther <rguenther@suse.de>
20496 PR tree-optimization/39824
20497 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20498 make sure the types are compatible.
20500 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20503 * c-common.c (c_parse_error): Take a token_flags parameter.
20504 Use token_type for the token type instead.
20505 Pass token_flags to cpp_type2name.
20506 * c-common.h (c_parse_error): Update declaration.
20507 * c-parser.c (c_parser_error): Pass 0 as token flags.
20509 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20511 PR rtl-optimization/39580
20512 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20514 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20516 * function.c (expand_function_end): Do not emit a jump to the "naked"
20517 return label for fall-through returns.
20518 * except.c (sjlj_emit_function_exit): Always place the call to the
20519 unregister function at the location installed by expand_function_end.
20521 2009-04-22 Richard Guenther <rguenther@suse.de>
20523 PR tree-optimization/39845
20524 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20525 (gen_inbound_check): Likewise.
20527 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20529 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20531 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20532 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20534 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20536 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20537 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20538 shift counts to avoid out-of-bounds array accesses.
20540 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20542 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20543 (Pmode): Move above.
20545 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20547 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20548 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20549 GET_CODE macro. Use IN_RANGE macro where appropriate.
20550 * config/alpha/alpha.h: Ditto.
20551 * config/alpha/alpha.md: Ditto.
20552 * config/alpha/constraints.md: Ditto.
20553 * config/alpha/predicates.md: Ditto.
20555 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20557 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20558 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20559 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20560 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20561 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20562 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20563 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20564 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20565 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20566 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20567 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20568 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20569 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20570 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20571 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20572 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20573 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20574 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20575 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20576 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20577 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20578 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20579 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20580 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20581 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20582 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20583 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20585 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20587 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20588 references from comments.
20589 * cfgbuild.c: (count_basic_blocks): Delete.
20590 (find_basic_blocks_1): Delete.
20591 (find_basic_blocks): Delete.
20592 * except.c (finish_eh_generation): Make static. Move comment from
20593 except.h here. Remove find_basic_blocks references from comments.
20594 * except.h (finish_eh_generation): Delete.
20595 * basic-block.h (find_basic_blocks): Delete.
20596 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20598 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20600 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20601 (sdbout_parms): Likewise.
20603 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20605 * config/sh/sh.c (prepare_cbranch_operands): Use
20606 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20607 (expand_cbranchdi4): Likewise.
20608 (from_compare): Add cast to enum type.
20609 (expand_cbranchsi4): Use add_reg_note.
20610 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20611 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20612 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20613 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20614 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20615 instead of CODE_FOR_nothing.
20616 (cbranchdi4): Likewise. Fix the order of arguments for
20618 (push_fpscr): Use add_reg_note.
20619 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20620 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20622 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20624 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20625 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20626 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20627 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20628 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20629 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20630 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20631 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20632 config/alpha/x-vms, config/arc/t-arc,
20633 config/arm/README-interworking, config/arm/arm-c.c,
20634 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20635 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20636 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20637 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20638 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20639 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20640 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20641 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20642 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20643 config/cris/t-elfmulti, config/crx/t-crx,
20644 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20645 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20646 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20647 config/h8300/t-h8300, config/i386/athlon.md,
20648 config/i386/darwin-libgcc.10.4.ver,
20649 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20650 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20651 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20652 config/i386/t-linux64, config/i386/t-nwld,
20653 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20654 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20655 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20656 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20657 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20658 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20659 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20660 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20661 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20662 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20663 config/m68k/t-uclinux, config/mcore/t-mcore,
20664 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20665 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20666 config/mips/crtn.asm, config/mips/irix-crti.asm,
20667 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20668 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20669 config/mips/mips-fixed.md, config/mips/sb1.md,
20670 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20671 config/mips/t-iris6, config/mips/t-isa3264,
20672 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20673 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20674 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20675 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20676 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20677 config/mn10300/t-linux, config/mn10300/t-mn10300,
20678 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20679 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20680 config/picochip/libgccExtras/clzsi2.asm,
20681 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20682 config/rs6000/darwin-libgcc.10.4.ver,
20683 config/rs6000/darwin-libgcc.10.5.ver,
20684 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20685 config/rs6000/t-aix43, config/rs6000/t-aix52,
20686 config/rs6000/t-darwin, config/rs6000/t-fprules,
20687 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20688 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20689 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20690 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20691 config/rs6000/t-rtems, config/rs6000/t-spe,
20692 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20693 config/score/t-score-elf, config/sh/divcost-analysis,
20694 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20695 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20696 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20697 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20698 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20699 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20700 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20701 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20702 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20703 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20704 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20705 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20706 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20707 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20708 * config/h8300/genmova.sh: Include copyright and license notices
20709 in generated output.
20710 * config/h8300/mova.md: Regenerate.
20711 * doc/install.texi2html: Include word "Copyright" in copyright
20712 notice and use name "Free Software Foundation, Inc.".
20713 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20714 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20715 ChangeLog-2007, ChangeLog-2008: Correct dates.
20717 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20719 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20720 NE_EXPR operations as well.
20721 * c-parser.c (c_parser_condition): Do not set location information on
20723 (c_parser_conditional_expression): Likewise.
20724 (c_parser_binary_expression): Set location information on operators.
20725 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20726 TRUTH_NOT_EXPR has been folded.
20727 * fold-const.c (fold_truth_not_expr): Copy location information from
20728 the incoming expression to the outgoing one.
20729 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20730 recursive calls on the LHS of the operator but pass that of the
20731 operator to recursive calls on the RHS of the operator. Set it
20733 (shortcut_cond_expr): Set the locus of the operator on the second
20734 COND_EXPR and that of the expression on the first in degenerate cases.
20735 Pass the locus of the expression to calls to shortcut_cond_r.
20736 Set the locus of the 'then' block on the associated jump, if any.
20737 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20738 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20739 expression to call to gimplify_boolean_expr.
20741 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20743 * config.gcc: Add additional configuration for
20744 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20745 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20746 (CPP_SPEC): Redefine for allowing -municode option.
20747 (STARTFILE_SPEC): Likewise.
20748 * config/i386/t-mingw-w64: New.
20749 * config/i386/mingw-w64.opt: New.
20750 (municode): Add new target option.
20751 * doc/invoke.texi (municode): Add documentation for new option.
20753 2009-04-21 Ian Lance Taylor <iant@google.com>
20755 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20756 Correct test for number of arguments.
20757 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
20759 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
20761 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
20762 argument of emit_library_call.
20764 2009-04-21 Richard Guenther <rguenther@suse.de>
20766 PR middle-end/39829
20767 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
20768 inside VIEW_CONVERT_EXPRs.
20770 2009-04-21 Martin Jambor <mjambor@suse.cz>
20772 * tree-switch-conversion.c (build_constructors): Split a long line.
20773 (constructor_contains_same_values_p): New function.
20774 (build_one_array): Create assigns of constants if possible, do not
20775 call mark_sym_for_renaming, call update_stmt.
20776 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
20777 make_rename_temp. Do not call mark_symbols_for_renaming, call
20779 (gen_def_assigns): Do not call mark_symbols_for_renaming or
20780 find_new_referenced_vars, call update_stmt.
20781 (gen_inbound_check): Use create_tmp_var and create ssa names manually
20782 instead of calling make_rename_temp. Do not call
20783 find_new_referenced_vars or mark_symbols_for_renaming, call
20786 2009-04-21 Richard Guenther <rguenther@suse.de>
20788 PR tree-optimization/39827
20789 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
20790 (tree_ssa_phiprop): Pass the correct array size.
20792 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
20794 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
20796 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
20799 * c-typeck.c (lvalue_p): Move declaration ...
20800 * c-common.h (lvalue_p): ... to here.
20801 * c-common.c (candidate_equal_p): New.
20802 (add_tlist): Use it.
20803 (merge_tlist): Use it.
20804 (warn_for_collisions_1): Likewise.
20805 (warning_candidate_p): Accept more candidates.
20806 (verify_tree): A warning candidate can be an expression. Use
20809 2009-04-21 Ben Elliston <bje@au.ibm.com>
20812 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
20813 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
20814 options. Remove -mcall-solaris documentation.
20816 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20819 * doc/invoke.texi (-Wlong-long): Update description.
20820 * c-lex (interpret_integer): Only warn if there was no previous
20821 overflow and -Wlong-long is enabled.
20822 * c-decl.c (declspecs_add_type): Drop redundant flags.
20823 * c.opt (Wlong-long): Init to -1.
20824 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
20825 and front-end warn_long_long. Wlong-long only depends on other
20826 flags if it is uninitialized.
20827 * c-parser.c (disable_extension_diagnostics): warn_long_long is
20828 the same for CPP and FE.
20829 (restore_extension_diagnostics): Likewise.
20831 2009-04-20 Ian Lance Taylor <iant@google.com>
20833 Fix enum conversions which are invalid in C++:
20834 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
20835 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
20836 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
20837 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
20838 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
20839 (dbxout_parms): Likewise.
20840 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
20841 (df_clear_flags): Likewise.
20842 * df-problems.c (df_rd_bb_local_compute_process_def): Change
20843 top_flag parameter to int.
20844 (df_chain_create_bb_process_use): Likewise.
20845 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
20847 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
20848 (df_ref_create_structure, df_def_record_1): Likewise.
20849 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
20850 (df_notes_rescan): Change 0 to VOIDmode in function call.
20851 (df_get_call_refs, df_insn_refs_collect): Likewise.
20852 (df_bb_regs_collect): Likewise.
20853 (df_entry_block_defs_collect): Likewise.
20854 (df_exit_block_uses_collect): Likewise.
20855 * df.h: Update declarations.
20856 * double-int.c (double_int_divmod): Add cast to enum type.
20857 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
20858 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
20859 (based_loc_descr): Likewise.
20860 (loc_descriptor_from_tree_1): Change first_op and second_op to
20861 enum dwarf_location_atom. Add cast to enum type.
20862 * expmed.c (init_expmed): Change 0 to SET in function call.
20863 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
20864 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
20865 (do_store_flag): Likewise.
20866 * fixed-value.h (struct fixed_value): Change mode to enum
20868 * function.c (assign_parms): Change 0 to VOIDmode in function call.
20869 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
20871 (insert_insn_decl, insert_decl, insert_state): Likewise.
20872 (automata_list_finish): Likewise.
20873 * genrecog.c (process_define_predicate): Add cast to enum type.
20874 * gensupport.c (init_predicate_table): Add cast to enum type.
20875 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
20877 (gimple_build_call_1, gimple_build_label): Likewise.
20878 (gimple_build_goto, gimple_build_asm_1): Likewise.
20879 (gimple_build_switch_1, gimple_build_cdt): Likewise.
20880 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
20881 (enum fallback): Rename from enum fallback_t.
20882 (fallback_t): Typedef as int.
20883 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
20884 GSI_SAME_STMT in function call.
20885 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
20887 (setup_reg_class_relations): Likewise.
20888 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
20889 (setup_prohibited_class_mode_regs): Add cast to enum type.
20890 (setup_prohibited_mode_move_regs): Likewise.
20891 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
20892 (record_address_regs): Change i to enum reg_class.
20893 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
20894 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
20895 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
20896 (GET_MODE_2XWIDER_MODE): Likewise.
20897 (GET_CLASS_NARROWEST_MODE): Likewise.
20898 * omp-low.c (expand_omp_for): Add cast to enum type.
20899 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
20900 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
20901 * postreload.c (reload_cse_simplify_operands): Change rclass local
20903 * predict.c (combine_predictions_for_insn): Change best_predictor
20904 and predictor to enum br_predictor.
20905 (combine_predictions_for_bb): Likewise.
20906 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
20907 use SET_PREDICT_EXPR_OUTCOME.
20908 * real.c (real_arithmetic): Change icode to code in function call.
20909 * reginfo.c (init_move_cost): Add casts to enum type.
20910 (init_reg_sets_1, init_fake_stack_mems): Likewise.
20911 * regmove.c (regclass_compatible_p): Change class0 and class1 to
20913 * reload.c (find_valid_class): Add casts to enum type.
20914 (push_reload): Change 0 to NO_REGS in function call.
20915 (find_reloads): Change this_alternative to array of enum
20916 reg_class. Remove some now-unnecessary casts.
20917 (make_memloc): Change 0 to VOIDmode in function call.
20918 * reload1.c (reload): Change 0 to VOIDmode in function call.
20919 (eliminate_regs_1, elimination_effects): Likewise.
20920 (eliminate_regs_in_insn): Likewise.
20921 (emit_input_reload_insns): Add cast to enum type.
20922 (delete_output_reload): Change 0 to VOIDmode in function call.
20923 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
20924 to enum type in function call.
20925 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
20926 (SET_PREDICT_EXPR_OUTCOME): Define.
20927 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
20928 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
20929 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
20930 (dump_function): Likewise.
20931 * tree-dump.h: Update declarations.
20932 * tree-pass.h: Update declarations.
20933 * varasm.c (assemble_integer): Change mclass to enum mode_class.
20934 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
20936 (arm_rtx_costs_1): Correct parenthesization.
20937 (arm_rtx_costs): Add casts to enum type.
20938 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
20939 (vfp_emit_fstmd): Use add_rg_note.
20940 (emit_multi_reg_push, emit_sfm): Likewise.
20941 (thumb_set_frame_pointer): Likewise.
20942 (arm_expand_prologue): Likewise.
20943 (arm_regno_class): Change return type to enum reg_class.
20944 (thumb1_expand_prologue): Use add_reg_note.
20945 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
20946 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
20948 * config/arm/gentune.sh: Add cast to enum type.
20949 * config/arm/arm-tune.md: Rebuild.
20950 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
20951 (ix86_split_fp_branch, predict_jump): Likewise.
20952 (ix86_expand_multi_arg_builtin): Change sub_code from enum
20953 insn_code to enum rtx_code.
20954 (ix86_builtin_vectorized_function): Add cast to enum type.
20955 * config/i386/i386.md (truncdfsf2): Change slot to enum
20957 (truncxf<mode>2, isinf<mode>2): Likewise.
20958 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
20960 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
20961 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
20962 (insert_bundle_state): Change 1 to INSERT in function call.
20963 (ia64_add_bundle_selector_before): Likewise.
20964 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
20965 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
20966 (restore_stack_nonlocal): Likewise.
20967 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
20969 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
20971 (mips_rtx_costs): Likewise.
20972 (mips_override_options): Add casts to enum type.
20973 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
20975 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
20976 (store_reg, set_reg_plus_d): Likewise.
20977 (hppa_expand_prologue, hppa_profile_hook): Likewise.
20978 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
20980 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
20982 (emit_unlikely_jump): Use add_reg_note.
20983 (rs6000_emit_allocate_stack): Likewise.
20984 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
20985 (output_toc): Change 1 to INSERT in function call.
20986 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
20987 (rs6000_initialize_trampoline): Likewise.
20988 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
20990 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
20991 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
20992 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
20993 (save_gprs): Use add_reg_note.
20994 (s390_emit_prologue): Likewise.
20995 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20996 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
20997 (sparc_fold_builtin): Add cast to enum type.
20998 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
21000 (spu_expand_prologue): Use add_reg_note.
21001 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
21003 2009-04-20 Ian Lance Taylor <iant@google.com>
21005 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21006 (c_parser_postfix_expression_after_primary): Get VEC for list of
21007 arguments. Get original types of arguments. Call
21008 build_function_call_vec.
21009 (cached_expr_list_1, cached_expr_list_2): New static variables.
21010 (c_parser_expr_list): Change return type to VEC *. Add
21011 p_orig_types parameter. Change all callers.
21012 (c_parser_release_expr): New static function.
21013 (c_parser_vec_to_tree_list): New static function.
21014 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21015 call build_function_call_vec.
21016 (build_function_call_vec): New function, based on old
21017 build_function_call.
21018 (convert_arguments): Remove nargs and argarray parameters. Change
21019 values to a VEC. Add origtypes parameter.
21020 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21021 (convert_for_assignment): Add origtype parameter. Change all
21022 callers. If warn_cxx_compat, check for conversion to an enum
21023 type when calling a function.
21024 (store_init_value): Add origtype parameter. Change all callers.
21025 (digest_init): Likewise.
21026 (struct init_node): Add origtype field.
21027 (add_pending_init): Add origtype parameter. Change all callers.
21028 (output_init_element): Likewise.
21029 (output_pending_init_elements): Pass origtype from init_node to
21030 output_init_element.
21031 (process_init_element): Pass origtype from c_expr to
21032 output_init_element.
21033 (c_finish_return): Add origtype parameter. Change all callers.
21034 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21036 (sync_resolve_params): Likewise.
21037 (sync_resolve_return): Change params to first_param. Change caller.
21038 (resolve_overloaded_builtins): Change params to VEC *. Change
21039 callers. Save first parameter around call to build_function_call_vec.
21040 * c-decl.c (finish_decl): Add origtype parameter. Change all
21041 callers. Call build_function_call_vec rather than
21042 build_function_call for cleanup.
21043 * c-tree.h: Update declarations.
21044 * c-common.h: Update declarations.
21045 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21046 params to first_param.
21047 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21048 params parameter from tree to void *.
21049 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21050 Change arglist parameter to have type void *, and to be a pointer
21052 * config/rs6000/rs6000-protos.h
21053 (altivec_resolve_overloaded_builtin): Update declaration.
21054 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21055 fnargs parameter to have type void *, and to be a pointer to a
21056 VEC. Call build_function_call_vec instead of
21057 build_function_call.
21058 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21060 2009-04-20 Joey Ye <joey.ye@intel.com>
21061 Xuepeng Guo <xuepeng.guo@intel.com>
21062 H.J. Lu <hongjiu.lu@intel.com>
21064 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21066 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21067 (IX86_LEA_PRIORITY): Likewise.
21068 (distance_non_agu_define): New function.
21069 (distance_agu_use): Likewise.
21070 (ix86_lea_for_add_ok): Likewise.
21071 (ix86_dep_by_shift_count): Likewise.
21073 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21074 should split for LEA.
21076 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21078 (ix86_dep_by_shift_count): Likewise.
21080 2009-04-20 Richard Guenther <rguenther@suse.de>
21082 * expr.c (handled_component_p): Move ...
21083 * tree.h (handled_component_p): ... here.
21084 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21085 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21086 and REALPART_EXPR to be in one group.
21088 2009-04-20 Richard Guenther <rguenther@suse.de>
21090 * basic-block.h (get_all_dominated_blocks): Declare.
21091 * dominance.c (get_all_dominated_blocks): New function.
21092 * tree-cfg.c (get_all_dominated_blocks): Remove.
21093 (remove_edge_and_dominated_blocks): Adjust.
21094 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21095 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21096 instead of recursing.
21098 2009-04-20 Doug Kwan <dougkwan@google.com>
21100 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21101 (struct cgraph_node_set_def): New type.
21102 (cgraph_node_set) New type. Also declare vector functions.
21103 (struct cgraph_node_set_element_def): New type.
21104 (cgraph_node_set_element): Ditto.
21105 (cgraph_node_set_iterator): New iterator type.
21106 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21107 cgraph_node_set_remove, dump_cgraph_node_set,
21108 debug_cgraph_node_set): New prototypes.
21109 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21110 cgraph_node_set_size): New inlines.
21111 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21112 including cgraph.h.
21113 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21114 argument to function 'write_summary'.
21115 * ipa.c: Include ggc.h.
21116 (hash_cgraph_node_set_element,
21117 eq_cgraph_node_set_element, cgraph_node_set_new,
21118 cgraph_node_set_add, cgraph_node_set_remove,
21119 cgraph_node_set_find, dump_cgraph_node_set,
21120 debug_cgraph_node_set): New functions.
21121 * Makefile.in (ipa.o): Add dependency on GGC_H.
21123 2009-04-20 Ira Rosen <irar@il.ibm.com>
21125 PR tree-optimization/39675
21126 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21127 check of the return code of vect_schedule_slp. Check that
21128 stmt_vec_info still exists for the statement, before checking its
21129 vectorization type.
21131 2009-04-20 Michael Matz <matz@suse.de>
21133 * Makefile.in (generated_files): Take out $(simple_generated_c).
21135 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21137 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21138 (UINTPTR_TYPE): Likewise.
21140 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21143 * c-typeck.c (digest_init): Check for initializing an array with a
21146 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21149 * c-semantics.c (pop_stmt_list): Propagate
21150 STATEMENT_LIST_HAS_LABEL to parent statement list.
21152 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21154 * config/mips/mips.h (mips_tune_attr): New macro.
21155 * config/mips/mips.md (cpu): Use it.
21157 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21160 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21163 2009-04-19 Diego Novillo <dnovillo@google.com>
21165 * toplev.c (compile_file): Move call to coverage_finish ...
21166 * cgraphunit.c (ipa_passes): ... here.
21167 Call cgraph_process_new_functions.
21168 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21169 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21171 2009-04-19 Jan Hubicka <jh@suse.cz>
21173 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21175 (dump_cgraph_node): Dump can throw external flag.
21176 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21178 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21182 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21183 * common.opt (Wlogical-op): Move from here...
21184 * c.opt (Wlogical-op): ... to here.
21185 * c-typeck.c (parser_build_binary_op): Update call to
21186 warn_logical_operator.
21187 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21189 * c-common.c (warn_logical_op): Update.
21190 * c-common.h (warn_logical_op): Update declaration.
21192 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21194 * tree.c (protected_set_expr_location): Fix formatting.
21196 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21199 * c-typeck.c (readonly_warning): new.
21200 (build_unary_op, build_modify_expr): Use readonly_warning for
21201 storing into something readonly but not const-qualified.
21203 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21206 * c-typeck.c (build_unary_op): Check for taking address of
21207 expression of type void.
21209 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21212 * c-typeck.c (build_function_call): Check for calling a function
21213 with qualified void return types. Call require_complete_type when
21216 2009-04-18 Jan Hubicka <jh@suse.cz>
21218 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21220 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21221 can_throw_external flag.
21222 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21223 * ipa-pure-const.c (ignore_edge): New function.
21224 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21225 only over can_throw_external edges.
21226 (local_pure_const): Add nothrow flag.
21227 * ipa-utils.c (searchc): Add ignore_edge callback.
21228 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21229 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21230 (set_nothrow_function_flags): Update cgraph.
21231 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21233 2009-04-18 Richard Guenther <rguenther@suse.de>
21235 PR middle-end/39804
21236 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21237 (fold_stmt): ... this and ...
21238 (fold_stmt_inplace): ... this.
21239 (fold_stmt_1): Fold references in calls and asms.
21240 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21242 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21244 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21245 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21247 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21249 * tree.c (function_args_count): Remove.
21250 * tree.h: Remove the prototype for function_args_count.
21252 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21254 * tree-iterator.c (expr_only): Remove.
21255 * tree.h: Remove the prototype for expr_only.
21257 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21259 * reginfo.c (cannot_change_mode_set_regs): Remove.
21260 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21262 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21264 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21265 whether operands 0 and 1 overlaps.
21267 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21269 PR middle-end/36902
21270 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21271 pointer. Use warning_at instead of warning.
21272 (search_for_addr_array): Likewise.
21273 (check_array_bounds): Likewise.
21274 (check_all_array_refs): Check that the incoming edge is not in the
21275 list of edges to be removed.
21276 (check_all_array_refs): Avoid the temporal pointer.
21277 (vrp_visit_cond_stmt): Fix typo.
21278 (simplify_switch_using_ranges): Handle the case where the switch
21279 index is an integer constant.
21281 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21283 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21285 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21287 * doc/extend.texi, doc/invoke.texi: Fix typos.
21289 2009-04-17 Cary Coutant <ccoutant@google.com>
21291 * tree-flow-inline.h (get_lineno): Fix inverted test.
21293 2009-04-17 Diego Novillo <dnovillo@google.com>
21295 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21296 assertion for AVAIL_OUT.
21298 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21301 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21302 * config/sh/linux-atomic.asm: Likewise.
21304 2009-04-17 Diego Novillo <dnovillo@google.com>
21306 * except.c (debug_eh_tree): New.
21307 (struct eh_region, struct eh_status): Move ...
21308 * except.h: ... here.
21309 (add_type_for_runtime): Declare extern.
21310 (lookup_type_for_runtime): Likewise.
21311 (debug_eh_tree): Declare.
21312 * Makefile.in (GTFILES): List except.h before except.c
21314 2009-04-17 Diego Novillo <dnovillo@google.com>
21316 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21317 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21318 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21319 (find_vars_r): ... here.
21320 * tree-flow.h (find_referenced_vars_in): Declare.
21321 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21322 that AVAIL_OUT exists for BLOCK.
21323 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21324 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21325 (tree-parloops.o): Likewise.
21327 2009-04-17 Simon Baldwin <simonb@google.com>
21329 * toplev.c (default_tree_printer): Add handling for %E format.
21331 2009-04-17 Diego Novillo <dnovillo@google.com>
21333 * tree-pretty-print.c (dump_generic_node): Add break after
21334 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21335 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21336 FUNCTION_TYPE together. Call print_struct_decl when printing
21337 structures and TDF_SLIM is not given.
21338 (print_struct_decl): Fix logic for detecting recursion.
21340 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21343 * gcc.c (create_at_file): New.
21344 (compile_input_file_p): New.
21345 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21346 * main.c (main): Update call to toplev_main.
21347 * toplev.c (toplev_main): Change signature. Call expandargv.
21348 * toplev.h (toplev_main): Change signature.
21350 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21352 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21353 if the latter is not constant.
21355 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21357 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21359 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21361 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21362 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21364 2009-04-17 Richard Guenther <rguenther@suse.de>
21366 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21367 Handle component references view-converting an invariant address.
21369 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21371 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21372 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21373 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21374 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21375 Use @deftypevr rather than @deftypevar.
21377 2009-04-17 Richard Guenther <rguenther@suse.de>
21379 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21380 (get_prop_source_stmt): Likewise.
21381 (can_propagate_from): Likewise.
21383 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21385 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21386 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21387 (--with-multilib-list): Add default value.
21388 * configure: Regenerate.
21389 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21390 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21391 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21392 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21393 Don't add default cpu to multilib list unnecessarily, but do enable
21394 the relevant compiler option..
21395 Add support for --with-multilib-list=<blank> and
21396 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21397 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21398 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21399 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21400 TM_MULTILIB_CONFIG.
21401 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21402 (MULTILIB_OSDIRNAMES): New variable.
21403 * config/sh/t-1e: Delete file.
21404 * config/sh/t-mlib-sh1: Delete file.
21405 * config/sh/t-mlib-sh2: Delete file.
21406 * config/sh/t-mlib-sh2a: Delete file.
21407 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21408 * config/sh/t-mlib-sh2a-single: Delete file.
21409 * config/sh/t-mlib-sh2a-single-only: Delete file.
21410 * config/sh/t-mlib-sh2e: Delete file.
21411 * config/sh/t-mlib-sh3e: Delete file.
21412 * config/sh/t-mlib-sh4: Delete file.
21413 * config/sh/t-mlib-sh4-nofpu: Delete file.
21414 * config/sh/t-mlib-sh4-single: Delete file.
21415 * config/sh/t-mlib-sh4-single-only: Delete file.
21416 * config/sh/t-mlib-sh4a: Delete file.
21417 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21418 * config/sh/t-mlib-sh4a-single: Delete file.
21419 * config/sh/t-mlib-sh4a-single-only: Delete file.
21420 * config/sh/t-mlib-sh4al: Delete file.
21421 * config/sh/t-mlib-sh5-32media: Delete file.
21422 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21423 * config/sh/t-mlib-sh5-64media: Delete file.
21424 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21425 * config/sh/t-mlib-sh5-compact: Delete file.
21426 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21427 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21428 * doc/install.texi (Options specification): Add
21429 --with-multilib-list and --with-endian.
21431 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21433 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21435 (OBJS-common): Add plugin-version.o.
21436 (plugin-version.o): New.
21437 * gcc-plugin.h (plugin_gcc_version): New.
21438 (plugin_default_version_check): New.
21439 (plugin_init_func, plugin_init): Add version argument.
21440 * plugin-version.c: New.
21441 * plugin.c (str_plugin_gcc_version_name): New.
21442 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21443 pass it to the init function.
21444 (plugin_default_version_check): New.
21446 2009-04-17 Richard Guenther <rguenther@suse.de>
21448 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21449 for decl-vs-decl disambiguation.
21451 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21453 * config/s390/s390.h (s390_tune_attr): New macro definition.
21454 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21456 2009-04-17 Richard Guenther <rguenther@suse.de>
21458 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21459 (fold_stmt_r): Likewise.
21460 (maybe_fold_reference): New function.
21461 (fold_gimple_assign): Handle cases fold_stmt_r did.
21462 (fold_stmt): Do not use fold_stmt_r.
21463 (fold_stmt_inplace): Likewise.
21465 2009-04-17 Richard Guenther <rguenther@suse.de>
21467 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21468 (record_equivalences_from_stmt): Remove useless checks and
21470 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21471 the type is already suitable.
21473 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21475 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21477 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21479 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21480 (CMPtype): Define as __gcc_CMPtype.
21482 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21484 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21485 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21487 2009-04-17 Richard Guenther <rguenther@suse.de>
21489 PR tree-optimization/39746
21490 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21491 special-casing for builtins and static variable use/def.
21492 (call_may_clobber_ref_p_1): Likewise.
21494 2009-04-16 Ian Lance Taylor <iant@google.com>
21496 * df.h: Include "timevar.h".
21497 (struct df_problem): Change tv_id field to timevar_id_t.
21498 * tree-pass.h: Include "timevar.h".
21499 (struct opt_pass): Change tv_id field to timevar_id_t.
21500 * timevar.h (timevar_id_t): Define TV_NONE.
21501 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21502 TV_NONE rather than tv_id != 0.
21503 (execute_one_pass): Likewise.
21504 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21505 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21506 dependencies to $(TREE_PASS_H).
21507 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21509 (pass_branch_target_load_optimize2): Likewise.
21510 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21511 (pass_outof_cfg_layout_mode): Likewise.
21512 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21513 (pass_rebuild_cgraph_edges): Likewise.
21514 (pass_remove_cgraph_callee_edges): Likewise.
21515 * df-core.c (pass_df_initialize_opt): Likewise.
21516 (pass_df_initialize_no_opt): Likewise.
21517 (pass_df_finish): Likewise.
21518 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21519 * except.c (pass_set_nothrow_function_flags): Likewise.
21520 (pass_convert_to_eh_region_ranges): Likewise.
21521 * final.c (pass_compute_alignments): Likewise.
21522 * function.c (pass_instantiate_virtual_regs): Likewise.
21523 (pass_init_function): Likewise.
21524 (pass_leaf_regs): Likewise.
21525 (pass_match_asm_constraints): Likewise.
21526 * gimple-low.c (pass_lower_cf): Likewise.
21527 (pass_mark_used_blocks): Likewise.
21528 * init-regs.c (pass_initialize_regs): Likewise.
21529 * integrate.c (pass_initial_value_sets): Likewise.
21530 * ira.c (pass_ira): Likewise.
21531 * jump.c (pass_cleanup_barriers): Likewise.
21532 * omp-low.c (pass_expand_omp): Likewise.
21533 (pass_lower_omp): Likewise.
21534 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21535 * recog.c (pass_split_all_insns): Likewise.
21536 (pass_split_after_reload): Likewise.
21537 (pass_split_before_regstack): Likewise.
21538 (pass_split_before_sched2): Likewise.
21539 (pass_split_for_shorten_branches): Likewise.
21540 * reginfo.c (pass_reginfo_init): Likewise.
21541 (pass_subregs_of_mode_init): Likewise.
21542 (pass_subregs_of_mode_finish): Likewise.
21543 * passes.c (pass_postreload): Likewise.
21544 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21545 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21546 (pass_warn_function_return): Likewise.
21547 (pass_warn_function_noreturn): Likewise.
21548 * tree-complex.c (pass_lower_complex): Likewise.
21549 (pass_lower_complex_O0): Likewise.
21550 * tree-if-conv.c (pass_if_conversion): Likewise.
21551 * tree-into-ssa.c (pass_build_ssa): Likewise.
21552 * tree-mudflap.c (pass_mudflap_1): Likewise.
21553 (pass_mudflap_2): Likewise.
21554 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21555 (pass_mudflap_2): Likewise.
21556 * tree-nrv.c (pass_return_slot): Likewise.
21557 * tree-object-size.c (pass_object_sizes): Likewise.
21558 * tree-optimize.c (pass_all_optimizations): Likewise.
21559 (pass_early_local_passes): Likewise.
21560 (pass_all_early_optimizations): Likewise.
21561 (pass_cleanup_cfg): Likewise.
21562 (pass_cleanup_cfg_post_optimizing): Likewise.
21563 (pass_free_datastructures): Likewise.
21564 (pass_free_cfg_annotations): Likewise.
21565 (pass_fixup_cfg): Likewise.
21566 (pass_init_datastructures): Likewise.
21567 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21568 (pass_late_warn_uninitialized): Likewise.
21569 (pass_update_address_taken): Likewise.
21570 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21571 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21572 (pass_cse_sincos): Likewise.
21573 (pass_convert_to_rsqrt): Likewise.
21574 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21575 * tree-stdarg.c (pass_stdarg): Likewise.
21576 * tree-tailcall.c (pass_tail_recursion): Likewise.
21577 (pass_tail_calls): Likewise.
21578 * tree-vect-generic.c (pass_lower_vector): Likewise.
21579 (pass_lower_vector_ssa): Likewise.
21580 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21582 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21584 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21586 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21588 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21589 logical and signext.
21591 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21594 * config/sh/predicates.md (arith_operand): Check if the operand
21595 of TRUNCATE is a REG.
21597 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21599 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21600 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21602 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21604 * tree-iterator.c (tsi_split_statement_list_after,
21605 tsi_split_statement_list_before): Remove.
21606 * tree-iterator.h: Remove the prototypes for
21607 tsi_split_statement_list_after and tsi_split_statement_list_before.
21609 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21611 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21612 * tree-ssa-propagate.h: Remove the prototype for
21613 stmt_makes_single_load.
21615 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21617 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21618 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21620 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21622 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21624 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21626 * except.c (eh_region_outer_p): Remove.
21627 * except.h: Remove the prototype for eh_region_outer_p.
21629 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21631 * function.c (current_function_assembler_name): Remove.
21632 * function.h: Remove the prototype for
21633 current_function_assembler_name.
21635 2009-04-16 Ian Lance Taylor <iant@google.com>
21637 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21638 (add_reg_note): Call alloc_reg_note.
21639 * rtl.h (alloc_reg_note): Declare.
21640 * combine.c (try_combine): Use alloc_reg_note.
21641 (recog_for_combine, move_deaths): Likewise.
21642 (distribute_notes): Use alloc_reg_note and add_reg_note.
21643 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21644 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21645 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21647 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21649 PR rtl-optimization/39762
21650 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21651 ira_may_move_out_cost): Add comments about way of their usage.
21652 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21654 * ira-conflicts.c (process_regs_for_copy): Use function
21655 ira_get_register_move_cost instead of global
21656 ira_register_move_cost.
21658 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21659 color_pass, move_spill_restore, update_curr_costs): Ditto.
21661 * ira-lives.c (process_single_reg_class_operands): Ditto.
21663 * ira-emit.c (emit_move_list): Ditto.
21665 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21666 (record_reg_classes): Ditto. Use functions
21667 ira_get_register_move_cost and ira_get_may_move_cost instead of
21668 global vars ira_register_move_cost, ira_may_move_out_cost and
21669 ira_may_move_in_cost.
21670 (record_address_regs): Don't call ira_init_register_move_cost.
21671 Use function ira_get_may_move_cost instead of global
21672 ira_may_move_in_cost.
21673 (process_bb_node_for_hard_reg_moves): Use function
21674 ira_get_register_move_cost instead of global ira_register_move_cost.
21675 (ira_costs): Don't call ira_init_register_move_cost.
21677 2009-04-16 Richard Guenther <rguenther@suse.de>
21679 * tree-cfg.c (verify_gimple_assign_binary):
21680 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21681 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21682 (create_general_new_stmt): Note that this function is broken.
21684 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21686 * common.opt (fhelp): Add Var(help_flag).
21687 * gcc-plugin.h (plugin_info): Add help.
21688 * plugin.c (plugin_name_args): Add help.
21689 (register_plugin_info): Set plugin->help.
21690 (print_help_one_plugin): New.
21691 (print_plugins_help): New.
21692 * plugin.h (print_plugins_help): New.
21693 * toplev.c (toplev_main): Call print_plugins_help if needed.
21695 2009-04-16 Richard Guenther <rguenther@suse.de>
21697 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21698 (gimple_ior_addresses_taken_1): New function.
21699 (gimple_ior_addresses_taken): Likewise.
21700 * gimple.h (struct gimple_statement_with_ops_base): Remove
21701 addresses_taken member.
21702 (gimple_ior_addresses_taken): Declare.
21703 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21704 gimple_set_addresses_taken): Remove.
21705 * ipa-reference.c (mark_address): New function.
21706 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21707 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21708 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21709 (gimple_add_to_addresses_taken): Remove.
21710 (get_tmr_operands): Call mark_address_taken.
21711 (get_asm_expr_operands): Likewise.
21712 (get_expr_operands): Likewise.
21713 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21714 (free_stmt_operands): Do not free it.
21715 * tree-ssa.c (delete_tree_ssa): Likewise.
21716 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21718 2009-04-16 Richard Guenther <rguenther@suse.de>
21720 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21721 (walk_stmt_load_store_ops): Likewise.
21722 * gimple.c (get_base_loadstore): New function.
21723 (walk_stmt_load_store_addr_ops): Likewise.
21724 (walk_stmt_load_store_ops): Likewise.
21725 * ipa-pure-const.c (check_op): Simplify.
21726 (check_load, check_store): New functions.
21727 (check_stmt): Use walk_stmt_load_store_ops.
21728 * ipa-reference.c (mark_load): Adjust signature.
21729 (mark_store): Likewise.
21730 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21732 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21734 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21735 (plugin_info): New.
21736 * opts.c (common_handle_option): Don't call print_version.
21737 * plugin.c (plugin_name_args): Add version.
21738 (register_plugin_info): New.
21739 (register_callback): Handle PLUGIN_INFO.
21740 (try_init_one_plugin): New.
21741 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21743 (finalize_one_plugin): New.
21744 (finalize_plugins): New.
21745 (print_one_plugin): New.
21746 (print_plugins_versions): New.
21747 * plugin.h (print_plugins_versions): New.
21748 (finalize_plugins): New.
21749 * toplev.c (compile_file): Don't call initialize_plugins.
21750 (print_version): Call print_plugins_versions.
21751 (toplev_main): Call initialize_plugins. Print version if needed.
21752 Call finalize_plugins.
21754 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21756 * common.opt (fversion): New.
21757 * gcc.c (print_version): New.
21758 (process_command): Don't print the version. Just set print_version.
21759 (main): Print version. Call subprocesses if print_version and
21760 verbose_flag are set.
21761 * opts.c (common_handle_option): Handle OPT_fversion.
21763 2009-04-16 Richard Guenther <rguenther@suse.de>
21764 Ira Rosen <irar@il.ibm.com>
21766 PR tree-optimization/39698
21767 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
21768 type of the reduction variable. Only generate the def if
21771 * omp-low.c (expand_omp_for_generic): When converting to a pointer
21772 make sure to first convert to an integer of the same precision.
21773 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
21774 the type of the evolution correctly in computing the new
21775 induction variable base.
21777 2009-04-16 Richard Guenther <rguenther@suse.de>
21779 PR middle-end/39625
21780 * tree-cfg.c (make_blocks): Split statements with to-be
21781 abnormal SSA names on the lhs.
21783 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
21785 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
21786 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
21787 * c-typeck.c (really_start_incremental_init): Likewise.
21788 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
21789 (TARGET_INITIALIZER): Remove it.
21790 * target.h (struct target): Remove vector_opaque_p.
21791 * tree.c (build_opaque_vector_type): New.
21792 * tree.h (TYPE_VECTOR_OPAQUE): New.
21793 (build_opaque_vector_type): Declare.
21794 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
21795 * config/rs6000/rs6000.c (build_opaque_vector_type,
21796 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
21797 (rs6000_init_builtins): Use build_opaque_vector_type for
21798 opaque_V4SI_type_node.
21800 2009-04-15 Catherine Moore <clm@codesourcery.com>
21802 * debug.h (set_name): Declare.
21803 * dwarf2out.c (dwarf2out_set_name): Declare.
21804 (dwarf2_debug_hooks): Add set_name.
21805 (find_AT_string): New.
21806 (add_AT_string): Call find_AT_string.
21807 (dwarf2out_set_name): New.
21808 * cp/decl.c (grokdeclarator): Call set_name.
21809 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
21810 * debug.c (do_nothing_debug_hooks): Likewise.
21811 * dbxout.c (dbx_debug_hooks): Likewise.
21812 * sdbout.c (sdb_debug_hooks): Likewise.
21814 2009-04-15 Michael Eager <eager@eagercon.com>
21816 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
21817 reg for single-precision FPU.
21818 * config/rs6000/rs6000.md (movsi_internal1): Only for
21819 !TARGET_SINGLE_FPU.
21820 (movsi_internal1_single): New. Add pattern to move SI values to/from
21821 single-precision FP regs.
21823 2009-04-15 Richard Guenther <rguenther@suse.de>
21825 * omp-low.c (lower_rec_input_clauses): Build correct address
21827 (expand_omp_for_generic): Fix multiplication type.
21828 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
21829 (generate_memset_zero): Fix types.
21830 * tree-profile.c (prepare_instrumented_value): Correctly
21833 2009-04-15 Ian Lance Taylor <iant@google.com>
21835 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
21836 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
21837 for -Wall and for -Wc++-compat.
21838 (c_common_post_options): For C++, set warn_enum_compare if not
21840 * c-tree.h (struct c_expr): Add field original_type.
21841 (build_external_ref): Update declaration.
21842 * c-parser.c (c_parser_braced_init): Set original_type.
21843 (c_parser_initelt): Likewise.
21844 (c_parser_expr_no_commas): Likewise.
21845 (c_parser_conditional_expression): Likewise.
21846 (c_parser_cast_expression): Likewise.
21847 (c_parser_unary_expression): Likewise. Pull setting of
21848 original_code to top of function.
21849 (c_parser_sizeof_expression): Set original_type.
21850 (c_parser_alignof_expression): Likewise.
21851 (c_parser_postfix_expression): Likewise. Pull setting of
21852 original_code to top of function.
21853 (c_parser_postfix_expression_after_paren_type): Set original_type.
21854 (c_parser_postfix_expression_after_primary): Likewise.
21855 (c_parser_expression): Likewise.
21856 * c-typeck.c (build_external_ref): Add type parameter. Change all
21858 (c_expr_sizeof_expr): Set original_type field.
21859 (parser_build_unary_op): Likewise.
21860 (parser_build_binary_op): Likewise. Optionally warn about
21861 comparisons of enums of different types.
21862 (digest_init): Set original_type field.
21863 (really_start_incremental_init): Likewise.
21864 (push_init_level, pop_init_level): Likewise.
21865 * doc/invoke.texi (Warning Options): -Wenum-compare now
21868 2009-04-15 Richard Guenther <rguenther@suse.de>
21870 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
21871 out a necessary conversion.
21872 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
21873 names we didn't value number.
21874 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
21876 2009-04-15 Richard Guenther <rguenther@suse.de>
21878 PR tree-optimization/39764
21879 * tree-ssa-ccp.c (get_value): Canonicalize value with
21880 canonicalize_float_value.
21882 2009-04-15 Jan Hubicka <jh@suse.cz>
21884 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
21885 Wrong version of patch.
21887 2009-04-15 Jan Hubicka <jh@suse.cz>
21889 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
21891 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
21893 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
21894 our distinct integral and vector types.
21896 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
21898 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
21899 * init.c (build_vtbl_address): Remove call to assemble_external.
21901 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
21903 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
21904 output for other floating point modes.
21906 2009-04-14 Diego Novillo <dnovillo@google.com>
21908 * diagnostic.c (diagnostic_report_diagnostic): Do not
21909 warn about loaded plugins for DK_ERROR and DK_WARNING.
21910 * c-decl.c (declspecs_add_type): Move call to
21911 invoke_plugin_callbacks ...
21912 * c-parser.c (c_parser_declspecs): ... here.
21913 * plugin.c (dump_active_plugins): Tidy output.
21915 2009-04-14 Diego Novillo <dnovillo@google.com>
21916 Le-Chun Wu <lcwu@google.com>
21918 * configure.ac: Add --enable-plugin support.
21919 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
21920 * Makefile.in (PLUGIN_H): Define.
21921 Export ENABLE_PLUGIN and GMPINC to site.exp.
21922 Add PLUGINLIBS to link command.
21923 Add/modify dependencies for plugin.o and files including plugin.h.
21925 * config.in: Regenerate.
21927 * opts.c (common_handle_option): Handle OPT_fplugin_ and
21930 2009-04-14 Le-Chun Wu <lcwu@google.com>
21932 * tree-pass.h (register_one_dump_file): Add a prototype for
21933 register_one_dump_file.
21934 * toplev.c (compile_file): Call initialize_plugins.
21935 (do_compile): Call invoke_plugin_callbacks.
21936 (toplev_main): Call invoke_plugin_callbacks.
21937 * common.opt: Add -fplugin= and -fplugin-arg-.
21938 * gcc-plugin.h: New public header file for plugins to include.
21939 * plugin.c: New source file.
21940 * plugin.h: New internal header file.
21941 * passes.c (register_one_dump_file): Make it external.
21943 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
21945 2009-04-14 Diego Novillo <dnovillo@google.com>
21947 * doc/plugins.texi: New.
21948 * doc/gccint.texi: Add reference to Plugins chapter.
21949 * doc/invoke.texi: Document -fplugin and -fplugin-arg
21950 * diagnostic.c (diagnostic_report_diagnostic): Warn about
21951 loaded plugins, if any.
21952 * timevar.def (TV_PLUGIN_INIT): Define.
21953 (TV_PLUGIN_RUN): Define.
21954 * plugin.c: Include timevar.h
21955 (plugins_active_p): New.
21956 (dump_active_plugins): New.
21957 (debug_active_plugins): New.
21959 2009-04-14 Joseph Myers <joseph@codesourcery.com>
21961 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
21963 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
21965 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
21967 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
21968 the same as a minus without a shift.
21970 2009-04-14 Nick Clifton <nickc@redhat.com>
21972 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
21973 comparisons with small integers will always produce a short
21976 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
21979 2008-12-19 Diego Novillo <dnovillo@google.com>
21981 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
21983 2009-04-14 Richard Guenther <rguenther@suse.de>
21985 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
21987 (verify_gimple_assign_binary): Likewise. Handle shifts and
21989 (verify_gimple_phi): Print the mismatched argument position.
21990 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
21992 (vect_update_init_of_dr): Likewise.
21993 * matrix-reorg.c (transform_access_sites): Do what the
21995 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
21997 2009-04-13 Michael Eager <eager@eagercon.com>
21999 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
22000 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
22001 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
22002 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
22003 remove duplicate config
22005 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22007 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22008 file_name:line_number type locator of the call site.
22010 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22012 * genautomata.c: Put blank after comma.
22013 (automaton_decls): New.
22014 (struct unit_usage): Add comments to member next.
22015 (store_alt_unit_usage): Keep the list ordered.
22016 (unit_present_on_list_p, equal_alternatives_p): New.
22017 (check_regexp_units_distribution): Check units distribution
22018 correctness correctly.
22019 (main): Don't write automata if error is found. Return correct
22022 * config/m68k/cf.md (cfv4_ds): Remove.
22023 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22024 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22026 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22027 power4-load-ext, power4-store, power4-store-update,
22028 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22029 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22030 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22031 power4-sqrt, power4-isync): Modify reservation to make correct
22032 unit distribution to automata.
22034 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22035 power5-store-update, power5-two, power5-three, power5-lmul,
22036 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22038 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22040 * except.c (pass_set_nothrow_function_flags): Set name and add
22042 (set_nothrow_function_flags): Mention in the dump file when
22043 changing a function to nothrow.
22045 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22048 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22049 instead of unsigned long.
22051 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22053 * config/arm/arm.c (return_used_this_function): Remove.
22054 (arm_output_function_prologue): Remove use of
22055 return_used_this_function.
22056 (output_return_instruction): Replace use of
22057 return_used_this_function
22058 by cfun->machine->return_used_this_function.
22059 (arm_output_epilogue): Likewise.
22060 (arm_output_function_epilogue): Likewise.
22061 (thumb_unexpanded_epilogue): Likewise.
22062 * config/arm/arm.h (struct machine_function):
22063 New member return_used_this_function.
22065 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22067 * doc/install.texi: Correct description of default directory for
22068 --with-gxx-include-dir.
22070 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22072 * fold-const.c (build_range_check): Properly deal with enumeral and
22073 boolean base types.
22075 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22077 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22078 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22079 * params.h (MAX_GCSE_PASSES): Remove.
22080 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22081 in sequence. Remove ability to run multiple passes.
22082 (bypass_jumps): Report run as third CPROP pass.
22084 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22086 PR middle-end/39651
22087 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22088 when deciding whether the whole SEQUENCE can throw.
22090 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22093 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22094 offseted label references.
22096 2009-04-11 Jan Hubicka <jh@suse.cz>
22098 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22100 2009-04-11 Richard Guenther <rguenther@suse.de>
22102 PR middle-end/39732
22103 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22104 return variables as TREE_ADDRESSABLE.
22106 2009-04-11 Richard Guenther <rguenther@suse.de>
22108 PR tree-optimization/39713
22109 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22110 reference trees have SSA_NAME operands.
22112 2009-04-11 Richard Guenther <rguenther@suse.de>
22115 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22116 address expressions.
22118 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22120 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22121 match changes in Cygwin 1.7
22122 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22123 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22125 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22127 PR tree-optimization/39701
22128 * doc/invoke.texi (Optimization Options): Document change in
22129 meaning and initialization of -fdelete-null-pointer-checks.
22131 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22133 PR middle-end/39701
22134 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22136 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22139 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22141 2009-04-10 Chao-ying Fu <fu@mips.com>
22143 * doc/tm.texi (Instruction Output): Document
22144 TARGET_ASM_FINAL_POSTSCAN_INSN.
22145 * target.h (final_postscan_insn): New field in asm_out.
22146 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22147 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22148 * final.c (final_scan_insn): Call
22149 targetm.asm_out.final_postscan_insn after outputting
22150 an asm macro and a normal instruction.
22152 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22153 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22154 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22155 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22156 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22158 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22160 PR middle-end/39701
22161 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22162 variables as non-NULL even with -fdelete-null-pointer-checks.
22164 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22166 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22168 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22171 * config/i386/i386.c (classify_argument): Handle SCmode with
22172 (bit_offset % 64) != 0.
22174 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22176 * doc/invoke.texi (Optimize Options): Add cross-reference to
22177 -Q --help=optimizers examples.
22179 2009-04-10 Ben Elliston <bje@au.ibm.com>
22182 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22183 regalign for the reg == fpr and TDmode case.
22185 2009-04-09 David Ayers <ayers@fsfe.org>
22188 * objc/objc-act.c (warn_with_method): Remove helper function.
22189 (check_duplicates): Call warning and inform directly.
22190 (really_start_method): Likewise.
22192 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22194 * expmed.c (expand_divmod): Always use a comparison for a division
22195 by a large unsigned integer.
22197 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22198 for things others than variables or functions as nonzero.
22200 2009-04-09 Nick Clifton <nickc@redhat.com>
22202 * unwind-compat.c: Change copyright header to refer to version
22203 3 of the GNU General Public License with version 3.1 of the
22204 GCC Runtime Library Exception and to point readers at the
22205 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22206 * config/alpha/crtfastmath.c: Likewise.
22207 * config/alpha/linux-unwind.h: Likewise.
22208 * config/alpha/qrnnd.asm: Likewise.
22209 * config/alpha/vms-crt0-64.c: Likewise.
22210 * config/alpha/vms-crt0.c: Likewise.
22211 * config/alpha/vms-dwarf2.asm: Likewise.
22212 * config/alpha/vms-dwarf2eh.asm: Likewise.
22213 * config/alpha/vms-psxcrt0-64.c: Likewise.
22214 * config/alpha/vms-psxcrt0.c: Likewise.
22215 * config/alpha/vms_tramp.asm: Likewise.
22216 * config/arc/initfini.c: Likewise.
22217 * config/arc/lib1funcs.asm: Likewise.
22218 * config/arm/bpabi-v6m.S: Likewise.
22219 * config/arm/bpabi.S: Likewise.
22220 * config/arm/bpabi.c: Likewise.
22221 * config/arm/crti.asm: Likewise.
22222 * config/arm/crtn.asm: Likewise.
22223 * config/arm/ieee754-df.S: Likewise.
22224 * config/arm/ieee754-sf.S: Likewise.
22225 * config/arm/lib1funcs.asm: Likewise.
22226 * config/arm/libunwind.S: Likewise.
22227 * config/arm/linux-atomic.c: Likewise.
22228 * config/arm/mmintrin.h: Likewise.
22229 * config/arm/pr-support.c: Likewise.
22230 * config/arm/unaligned-funcs.c: Likewise.
22231 * config/arm/unwind-arm.c: Likewise.
22232 * config/arm/unwind-arm.h: Likewise.
22233 * config/avr/libgcc.S: Likewise.
22234 * config/bfin/crti.s: Likewise.
22235 * config/bfin/crtlibid.s: Likewise.
22236 * config/bfin/crtn.s: Likewise.
22237 * config/bfin/lib1funcs.asm: Likewise.
22238 * config/bfin/linux-unwind.h: Likewise.
22239 * config/cris/arit.c: Likewise.
22240 * config/cris/cris_abi_symbol.c: Likewise.
22241 * config/darwin-64.c: Likewise.
22242 * config/darwin-crt2.c: Likewise.
22243 * config/darwin-crt3.c: Likewise.
22244 * config/darwin.h: Likewise.
22245 * config/dbxelf.h: Likewise.
22246 * config/dfp-bit.c: Likewise.
22247 * config/dfp-bit.h: Likewise.
22248 * config/elfos.h: Likewise.
22249 * config/fixed-bit.c: Likewise.
22250 * config/fixed-bit.h: Likewise.
22251 * config/fp-bit.c: Likewise.
22252 * config/fp-bit.h: Likewise.
22253 * config/fr30/crti.asm: Likewise.
22254 * config/fr30/crtn.asm: Likewise.
22255 * config/fr30/lib1funcs.asm: Likewise.
22256 * config/freebsd-spec.h: Likewise.
22257 * config/frv/cmovd.c: Likewise.
22258 * config/frv/cmovh.c: Likewise.
22259 * config/frv/cmovw.c: Likewise.
22260 * config/frv/frvbegin.c: Likewise.
22261 * config/frv/frvend.c: Likewise.
22262 * config/frv/lib1funcs.asm: Likewise.
22263 * config/glibc-stdint.h: Likewise.
22264 * config/h8300/clzhi2.c: Likewise.
22265 * config/h8300/crti.asm: Likewise.
22266 * config/h8300/crtn.asm: Likewise.
22267 * config/h8300/ctzhi2.c: Likewise.
22268 * config/h8300/fixunssfsi.c: Likewise.
22269 * config/h8300/lib1funcs.asm: Likewise.
22270 * config/h8300/parityhi2.c: Likewise.
22271 * config/h8300/popcounthi2.c: Likewise.
22272 * config/i386/ammintrin.h: Likewise.
22273 * config/i386/att.h: Likewise.
22274 * config/i386/avxintrin.h: Likewise.
22275 * config/i386/biarch64.h: Likewise.
22276 * config/i386/bmmintrin.h: Likewise.
22277 * config/i386/cpuid.h: Likewise.
22278 * config/i386/cross-stdarg.h: Likewise.
22279 * config/i386/crtfastmath.c: Likewise.
22280 * config/i386/crtprec.c: Likewise.
22281 * config/i386/cygming-crtbegin.c: Likewise.
22282 * config/i386/cygming-crtend.c: Likewise.
22283 * config/i386/cygwin.asm: Likewise.
22284 * config/i386/emmintrin.h: Likewise.
22285 * config/i386/gmm_malloc.h: Likewise.
22286 * config/i386/gthr-win32.c: Likewise.
22287 * config/i386/i386.h: Likewise.
22288 * config/i386/immintrin.h: Likewise.
22289 * config/i386/linux-unwind.h: Likewise.
22290 * config/i386/linux64.h: Likewise.
22291 * config/i386/mm3dnow.h: Likewise.
22292 * config/i386/mmintrin-common.h: Likewise.
22293 * config/i386/mmintrin.h: Likewise.
22294 * config/i386/nmmintrin.h: Likewise.
22295 * config/i386/pmm_malloc.h: Likewise.
22296 * config/i386/pmmintrin.h: Likewise.
22297 * config/i386/smmintrin.h: Likewise.
22298 * config/i386/sol2-c1.asm: Likewise.
22299 * config/i386/sol2-ci.asm: Likewise.
22300 * config/i386/sol2-cn.asm: Likewise.
22301 * config/i386/sol2-gc1.asm: Likewise.
22302 * config/i386/tmmintrin.h: Likewise.
22303 * config/i386/unix.h: Likewise.
22304 * config/i386/w32-unwind.h: Likewise.
22305 * config/i386/wmmintrin.h: Likewise.
22306 * config/i386/x86-64.h: Likewise.
22307 * config/i386/x86intrin.h: Likewise.
22308 * config/i386/xmmintrin.h: Likewise.
22309 * config/ia64/crtbegin.asm: Likewise.
22310 * config/ia64/crtend.asm: Likewise.
22311 * config/ia64/crtfastmath.c: Likewise.
22312 * config/ia64/crti.asm: Likewise.
22313 * config/ia64/crtn.asm: Likewise.
22314 * config/ia64/fde-glibc.c: Likewise.
22315 * config/ia64/lib1funcs.asm: Likewise.
22316 * config/ia64/linux-unwind.h: Likewise.
22317 * config/ia64/quadlib.c: Likewise.
22318 * config/ia64/unwind-ia64.c: Likewise.
22319 * config/linux.h: Likewise.
22320 * config/m32c/m32c-lib1.S: Likewise.
22321 * config/m32c/m32c-lib2-trapv.c: Likewise.
22322 * config/m32c/m32c-lib2.c: Likewise.
22323 * config/m32r/initfini.c: Likewise.
22324 * config/m68hc11/larith.asm: Likewise.
22325 * config/m68hc11/m68hc11-crt0.S: Likewise.
22326 * config/m68k/cf.md: Likewise.
22327 * config/m68k/crti.s: Likewise.
22328 * config/m68k/crtn.s: Likewise.
22329 * config/m68k/lb1sf68.asm: Likewise.
22330 * config/m68k/linux-unwind.h: Likewise.
22331 * config/mcore/crti.asm: Likewise.
22332 * config/mcore/crtn.asm: Likewise.
22333 * config/mcore/lib1.asm: Likewise.
22334 * config/mips/linux-unwind.h: Likewise.
22335 * config/mips/loongson.h: Likewise.
22336 * config/mips/mips16.S: Likewise.
22337 * config/mmix/crti.asm: Likewise.
22338 * config/mmix/crtn.asm: Likewise.
22339 * config/pa/fptr.c: Likewise.
22340 * config/pa/hpux-unwind.h: Likewise.
22341 * config/pa/lib2funcs.asm: Likewise.
22342 * config/pa/linux-atomic.c: Likewise.
22343 * config/pa/linux-unwind.h: Likewise.
22344 * config/pa/milli64.S: Likewise.
22345 * config/pa/quadlib.c: Likewise.
22346 * config/pa/stublib.c: Likewise.
22347 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22348 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22349 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22350 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22351 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22352 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22353 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22354 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22355 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22356 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22357 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22358 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22359 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22360 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22361 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22362 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22363 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22364 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22365 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22366 * config/rs6000/750cl.h: Likewise.
22367 * config/rs6000/altivec.h: Likewise.
22368 * config/rs6000/biarch64.h: Likewise.
22369 * config/rs6000/crtresfpr.asm: Likewise.
22370 * config/rs6000/crtresgpr.asm: Likewise.
22371 * config/rs6000/crtresxfpr.asm: Likewise.
22372 * config/rs6000/crtresxgpr.asm: Likewise.
22373 * config/rs6000/crtsavfpr.asm: Likewise.
22374 * config/rs6000/crtsavgpr.asm: Likewise.
22375 * config/rs6000/darwin-asm.h: Likewise.
22376 * config/rs6000/darwin-fallback.c: Likewise.
22377 * config/rs6000/darwin-fpsave.asm: Likewise.
22378 * config/rs6000/darwin-ldouble.c: Likewise.
22379 * config/rs6000/darwin-tramp.asm: Likewise.
22380 * config/rs6000/darwin-unwind.h: Likewise.
22381 * config/rs6000/darwin-vecsave.asm: Likewise.
22382 * config/rs6000/darwin-world.asm: Likewise.
22383 * config/rs6000/e500crtres32gpr.asm: Likewise.
22384 * config/rs6000/e500crtres64gpr.asm: Likewise.
22385 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22386 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22387 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22388 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22389 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22390 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22391 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22392 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22393 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22394 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22395 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22396 * config/rs6000/eabi-ci.asm: Likewise.
22397 * config/rs6000/eabi-cn.asm: Likewise.
22398 * config/rs6000/eabi.asm: Likewise.
22399 * config/rs6000/linux-unwind.h: Likewise.
22400 * config/rs6000/linux64.h: Likewise.
22401 * config/rs6000/paired.h: Likewise.
22402 * config/rs6000/paired.md: Likewise.
22403 * config/rs6000/ppc64-fp.c: Likewise.
22404 * config/rs6000/ppu_intrinsics.h: Likewise.
22405 * config/rs6000/rs6000.h: Likewise.
22406 * config/rs6000/si2vmx.h: Likewise.
22407 * config/rs6000/sol-ci.asm: Likewise.
22408 * config/rs6000/sol-cn.asm: Likewise.
22409 * config/rs6000/spe.h: Likewise.
22410 * config/rs6000/spu2vmx.h: Likewise.
22411 * config/rs6000/sysv4.h: Likewise.
22412 * config/rs6000/tramp.asm: Likewise.
22413 * config/rs6000/vec_types.h: Likewise.
22414 * config/s390/linux-unwind.h: Likewise.
22415 * config/s390/tpf-unwind.h: Likewise.
22416 * config/score/crti.asm: Likewise.
22417 * config/score/crtn.asm: Likewise.
22418 * config/sh/crt1.asm: Likewise.
22419 * config/sh/crti.asm: Likewise.
22420 * config/sh/crtn.asm: Likewise.
22421 * config/sh/divtab-sh4-300.c: Likewise.
22422 * config/sh/divtab-sh4.c: Likewise.
22423 * config/sh/divtab.c: Likewise.
22424 * config/sh/lib1funcs-4-300.asm: Likewise.
22425 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22426 * config/sh/lib1funcs.asm: Likewise.
22427 * config/sh/lib1funcs.h: Likewise.
22428 * config/sh/linux-atomic.asm: Likewise.
22429 * config/sh/linux-unwind.h: Likewise.
22430 * config/sh/shmedia.h: Likewise.
22431 * config/sh/sshmedia.h: Likewise.
22432 * config/sh/ushmedia.h: Likewise.
22433 * config/sparc/crtfastmath.c: Likewise.
22434 * config/sparc/linux-unwind.h: Likewise.
22435 * config/sparc/sol2-c1.asm: Likewise.
22436 * config/sparc/sol2-ci.asm: Likewise.
22437 * config/sparc/sol2-cn.asm: Likewise.
22438 * config/spu/divmodti4.c: Likewise.
22439 * config/spu/divv2df3.c: Likewise.
22440 * config/spu/float_disf.c: Likewise.
22441 * config/spu/float_unsdidf.c: Likewise.
22442 * config/spu/float_unsdisf.c: Likewise.
22443 * config/spu/float_unssidf.c: Likewise.
22444 * config/spu/mfc_multi_tag_release.c: Likewise.
22445 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22446 * config/spu/mfc_tag_release.c: Likewise.
22447 * config/spu/mfc_tag_reserve.c: Likewise.
22448 * config/spu/mfc_tag_table.c: Likewise.
22449 * config/spu/multi3.c: Likewise.
22450 * config/spu/spu_internals.h: Likewise.
22451 * config/spu/spu_intrinsics.h: Likewise.
22452 * config/spu/spu_mfcio.h: Likewise.
22453 * config/spu/vec_types.h: Likewise.
22454 * config/spu/vmx2spu.h: Likewise.
22455 * config/stormy16/stormy16-lib2.c: Likewise.
22456 * config/svr4.h: Likewise.
22457 * config/sync.c: Likewise.
22458 * config/v850/lib1funcs.asm: Likewise.
22459 * config/vxlib-tls.c: Likewise.
22460 * config/vxlib.c: Likewise.
22461 * config/vxworks-dummy.h: Likewise.
22462 * config/xtensa/crti.asm: Likewise.
22463 * config/xtensa/crtn.asm: Likewise.
22464 * config/xtensa/ieee754-df.S: Likewise.
22465 * config/xtensa/ieee754-sf.S: Likewise.
22466 * config/xtensa/lib1funcs.asm: Likewise.
22467 * config/xtensa/lib2funcs.S: Likewise.
22468 * config/xtensa/linux-unwind.h: Likewise.
22469 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22470 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22471 * coretypes.h: Likewise.
22472 * crtstuff.c: Likewise.
22473 * defaults.h: Likewise.
22474 * dwarf2.h: Likewise.
22475 * emutls.c: Likewise.
22476 * gbl-ctors.h: Likewise.
22477 * gcov-io.h: Likewise.
22478 * ginclude/float.h: Likewise.
22479 * ginclude/iso646.h: Likewise.
22480 * ginclude/stdarg.h: Likewise.
22481 * ginclude/stdbool.h: Likewise.
22482 * ginclude/stddef.h: Likewise.
22483 * ginclude/stdfix.h: Likewise.
22484 * ginclude/stdint-gcc.h: Likewise.
22485 * ginclude/tgmath.h: Likewise.
22486 * gthr-aix.h: Likewise.
22487 * gthr-dce.h: Likewise.
22488 * gthr-gnat.c: Likewise.
22489 * gthr-gnat.h: Likewise.
22490 * gthr-lynx.h: Likewise.
22491 * gthr-mipssde.h: Likewise.
22492 * gthr-nks.h: Likewise.
22493 * gthr-posix.c: Likewise.
22494 * gthr-posix.h: Likewise.
22495 * gthr-posix95.h: Likewise.
22496 * gthr-rtems.h: Likewise.
22497 * gthr-single.h: Likewise.
22498 * gthr-solaris.h: Likewise.
22499 * gthr-tpf.h: Likewise.
22500 * gthr-vxworks.h: Likewise.
22501 * gthr-win32.h: Likewise.
22502 * gthr.h: Likewise.
22503 * libgcc2.c: Likewise.
22504 * libgcc2.h: Likewise.
22505 * libgcov.c: Likewise.
22506 * tsystem.h: Likewise.
22507 * typeclass.h: Likewise.
22508 * unwind-c.c: Likewise.
22509 * unwind-compat.h: Likewise.
22510 * unwind-dw2-fde-compat.c: Likewise.
22511 * unwind-dw2-fde-darwin.c: Likewise.
22512 * unwind-dw2-fde-glibc.c: Likewise.
22513 * unwind-dw2-fde.c: Likewise.
22514 * unwind-dw2-fde.h: Likewise.
22515 * unwind-dw2.c: Likewise.
22516 * unwind-dw2.h: Likewise.
22517 * unwind-generic.h: Likewise.
22518 * unwind-pe.h: Likewise.
22519 * unwind-sjlj.c: Likewise.
22520 * unwind.inc: Likewise.
22521 * config/arm/neon-gen.ml: Change generated copyright header to
22522 refer to version 3 of the GNU General Public License with
22523 version 3.1 of the GCC Runtime Library Exception and to point
22524 readers at the COPYING3 and COPYING3.RUNTIME files and the
22525 FSF's license web page.
22526 * config/arm/arm_neon.h: Regenerate.
22528 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22530 * config/cris/cris.md: Change copyright header to refer to version
22531 3 of the GNU General Public License.
22532 * doc/install.texi2html: Change copyright header to refer to version
22533 3 of the GNU General Public License and to point readers at the
22534 COPYING3 file and the FSF's license web page.
22535 * config/vax/linux.h: Likewise.
22537 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22539 * config/i386/i386.md (cmpcc): New.
22540 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22541 (sync_compare_and_swap_cc*): Delete.
22543 * config/s390/s390.c (s390_compare_emitted): Remove.
22544 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22545 s390_compare_emitted used to be handled. Assert that modes match.
22546 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22547 refer to sync_compare_and_swap_ccsi.
22548 * config/s390/s390.h (s390_compare_emitted): Remove.
22549 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22550 instead of s390_compare_emitted.
22551 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22552 instead of s390_compare_emitted.
22553 * config/s390/s390.md (cmpcc): New.
22554 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22555 CC_REGNUM, do not pretend it's set.
22556 (sync_compare_and_swap_cc*): Delete.
22557 * config/s390/predicates.md (cc_reg_operand): New.
22559 * expr.c (sync_compare_and_swap_cc): Delete.
22560 * optabs.h (sync_compare_and_swap_cc): Delete.
22561 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22562 is being used with can_compare_p.
22563 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22564 (find_cc_set): New.
22565 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22566 look for a MODE_CC set instead. Use emit_store_flag.
22567 (expand_compare_and_swap_loop): Likewise, with some additional
22568 complication to avoid a force_reg when useless. Use
22569 emit_cmp_and_jump_insns.
22570 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22571 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22572 sync_compare_and_swap documentation.
22574 2009-04-09 Jan Hubicka <jh@suse.cz>
22576 * except.c (find_prev_try): Break out from ....
22577 (duplicate_eh_regions): ... here; properly update prev_try pointers
22578 when duplication part of tree.
22579 (dump_eh_tree): Improve dumping.
22580 (verify_eh_region): New.
22581 (verify_eh_tree): Use it.
22583 2009-04-06 Richard Guenther <rguenther@suse.de>
22585 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22586 &ARRAY addresses by adjusting their types and prepending
22588 * tree-cfg.c (verify_gimple_assign_single): Verify that
22589 addresses are correct.
22591 2009-04-09 Richard Guenther <rguenther@suse.de>
22593 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22594 indices into an array reference if possible.
22595 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22596 Fold POINTER_PLUS_EXPR statements with invariant address.
22598 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22601 * config.gcc (powerpc64-*-linux*): Always build biarch.
22603 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22606 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22607 it and pedwarn if this results in an INTEGER_CST.
22609 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22611 * doc/install.texi: Update minimum GMP version. Remove obsolete
22612 text in MPFR section.
22614 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22616 * dwarf2out.c (class_scope_p): New static inline.
22617 (class_or_namespace_scope_p): Use it.
22618 (gen_variable_die): Use DW_TAG_member tag for static data member
22619 declarations instead of DW_TAG_variable.
22621 PR middle-end/39573
22622 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22625 2009-04-08 Richard Guenther <rguenther@suse.de>
22627 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22628 valueize random data.
22630 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22632 * config.gcc (aix tm_file): Add aix-stdint.h.
22633 (aix tm clause use_gcc_stdint): Set to wrap.
22634 * config/rs6000/aix-stdint.h: New file.
22636 2009-04-08 Richard Guenther <rguenther@suse.de>
22638 PR middle-end/36291
22639 * tree-dfa.c (add_referenced_var): Do not recurse into
22640 global initializers.
22641 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22643 (fold_const_aggregate_ref): Likewise.
22645 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22647 * recog.c (ordered_comparison_operator): New.
22648 * gensupport.c (std_preds): Add it.
22649 * doc/md.texi (Machine-Independent Predicates): Document it.
22651 2009-04-08 Jan Hubicka <jh@suse.cz>
22653 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22654 * function.h (rtl_eh): Remove exception_handler_label_map.
22655 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22656 remove_exception_handler_label, for_each_eh_label_1): Remove.
22657 (rtl_remove_unreachable_regions): Remove.
22658 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22659 (find_exception_handler_labels): Don't build the hashtable.
22660 (maybe_remove_eh_handler): Remove.
22661 (for_each_eh_label): Rewrite to walk the tree.
22662 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22663 * except.h (maybe_remove_eh_handler): Remove.
22664 * passes.c (init_optimization_passes): Schedule second EH cleanup
22666 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22667 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22669 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22671 * genoutput.c (validate_optab_operands): New.
22672 (gen_insn, gen_expand): Call it.
22674 * genflags.c (gen_insn): Detect misused iterators.
22675 (main): Pass line_no to gen_insn, exit with status 1 on error.
22677 * genextract.c (line_no): Make global.
22678 (VEC_safe_set_locstr): Change assertion to error message.
22679 (main): Exit with status 1 on error.
22681 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22685 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22686 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22687 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22688 * c-convert.c (convert): Do not call fold on results of conversion
22689 functions when the result is a C_MAYBE_CONST_EXPR.
22690 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22691 of __builtin_choose_expr.
22692 * c-typeck.c (remove_c_maybe_const_expr): New.
22693 (build_unary_op, build_conditional_expr, build_compound_expr,
22694 build_binary_op, c_objc_common_truthvalue_conversion): Call
22695 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22698 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22700 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22701 CODE to produce a new one. Add a prototype to use fold_convert_const
22703 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22706 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22707 mix declarations and code.
22709 2009-04-08 Ben Elliston <bje@au.ibm.com>
22711 * gcc.c: Replace `CC' with `GCC' throughout.
22713 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22715 * doc/invoke.texi: Document Atom support.
22717 2009-04-07 Jason Merrill <jason@redhat.com>
22720 * c-common.h, c-common.c: Add flag_pretty_templates.
22721 * c-opts.c (c_common_handle_option): Set it.
22722 * c.opt: Add -fno-pretty-templates.
22723 * doc/invoke.texi (C++ Dialect Options): Likewise.
22725 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22727 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22728 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22729 (ia64_expand_builtin): Likewise.
22731 2009-04-07 Martin Jambor <mjambor@suse.cz>
22733 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22734 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22735 ADDR_EXPRS are include too.
22737 2009-04-07 Richard Guenther <rguenther@suse.de>
22739 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22740 decls are only used if passes as parameters or if they are
22741 local statics and the call is not to a builtin.
22742 (call_may_clobber_ref_p_1): Likewise.
22744 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22746 * expr.c (do_store_flag): Remove last argument. Simplify code
22747 to avoid duplication of tests already done by can_compare_p.
22748 (expand_expr_real_1): Adjust caller.
22750 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22752 * optabs.c (can_compare_p): Test the predicate of a
22753 cbranch and cstore pattern.
22755 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22757 * expr.c (convert_move): Use emit_store_flag instead of
22760 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22762 * config/i386/i386.c (ix86_compare_emitted): Remove.
22763 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
22764 ix86_compare_op0 like ix86_compare_emitted used to be handled.
22765 * config/i386/i386.h (ix86_compare_emitted): Remove.
22766 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
22767 instead of ix86_compare_emitted.
22768 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
22770 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
22772 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
22773 Add t-sysroot-suffix to tmake_file.
22774 * config/print-sysroot-suffix.sh: New file.
22775 * config/t-sysroot-suffix: New file.
22777 2009-04-07 Ben Elliston <bje@au.ibm.com>
22779 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
22780 as the latter produces a warning when the target does not support
22783 2009-04-07 Ben Elliston <bje@au.ibm.com>
22785 * dfp.c: Replace type punning assignments with memcpy throughout.
22786 * Makefile.in (dfp.o-warn): Remove.
22788 2009-04-07 Alan Modra <amodra@bigpond.net.au>
22791 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
22792 Include soft-fp/t-softfp after rs6000/t-linux64.
22794 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
22796 * stor-layout.c (set_sizetype): Use the full precision of their
22797 machine mode for bitsize types.
22799 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
22801 * config/i386/i386.md: Revert 2 accidental checkins.
22803 2009-04-06 Joey Ye <joey.ye@intel.com>
22804 Xuepeng Guo <xuepeng.guo@intel.com>
22805 H.J. Lu <hongjiu.lu@intel.com>
22807 Atom pipeline model, tuning and insn selection.
22808 * config.gcc (atom): Add atom config options and target.
22810 * config/i386/atom.md: New.
22812 * config/i386/i386.c (atom_cost): New cost.
22813 (m_ATOM): New macro flag.
22814 (initial_ix86_tune_features): Set m_ATOM.
22815 (x86_accumulate_outgoing_args): Likewise.
22816 (x86_arch_always_fancy_math_387): Likewise.
22817 (processor_target): Add Atom cost.
22818 (cpu_names): Add Atom cpu name.
22819 (override_options): Set Atom ISA.
22820 (ix86_issue_rate): New case PROCESSOR_ATOM.
22821 (ix86_adjust_cost): Likewise.
22823 * config/i386/i386.h (TARGET_ATOM): New target macro.
22824 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
22825 (TARGET_OPT_AGU): New target option.
22826 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
22827 (processor_type): Add PROCESSOR_ATOM.
22829 * config/i386/i386.md (cpu): Add new value "atom".
22830 (use_carry, movu): New attr.
22831 (atom.md): Include atom.md.
22832 (adddi3_carry_rex64): Set attr "use_carry".
22833 (addqi3_carry): Likewise.
22834 (addhi3_carry): Likewise.
22835 (addsi3_carry): Likewise.
22836 (*addsi3_carry_zext): Likewise.
22837 (subdi3_carry_rex64): Likewise.
22838 (subqi3_carry): Likewise.
22839 (subhi3_carry): Likewise.
22840 (subsi3_carry): Likewise.
22841 (x86_movdicc_0_m1_rex64): Likewise.
22842 (*x86_movdicc_0_m1_se): Likewise.
22843 (x86_movsicc_0_m1): Likewise.
22844 (*x86_movsicc_0_m1_se): Likewise.
22845 (*adddi_1_rex64): Emit add insn as much as possible.
22846 (*addsi_1): Likewise.
22847 (return_internal): Set atom_unit.
22848 (return_internal_long): Likewise.
22849 (return_pop_internal): Likewise.
22850 (*rcpsf2_sse): Set atom_sse_attr attr.
22851 (*qrt<mode>2_sse): Likewise.
22852 (*prefetch_sse): Likewise.
22854 * config/i386/i386-c.c (ix86_target_macros_internal): New case
22856 (ix86_target_macros_internal): Likewise.
22858 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
22859 (*prefetch_sse_rex): Likewise.
22860 (sse_rcpv4sf2): Likewise.
22861 (sse_vmrcpv4sf2): Likewise.
22862 (sse_sqrtv4sf2): Likewise.
22863 (<sse>_vmsqrt<mode>2): Likewise.
22864 (sse_ldmxcsr): Likewise.
22865 (sse_stmxcsr): Likewise.
22866 (*sse_sfence): Likewise.
22867 (sse2_clflush): Likewise.
22868 (*sse2_mfence): Likewise.
22869 (*sse2_lfence): Likewise.
22870 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
22871 (<sse>_movup<ssemodesuffixf2c>): Likewise.
22872 (avx_movdqu<avxmodesuffix>): Likewise.
22873 (avx_lddqu<avxmodesuffix>): Likewise.
22874 (sse2_movntv2di): Change attr "type" to "ssemov".
22875 (sse2_movntsi): Likewise.
22876 (rsqrtv8sf2): Change attr "type" to "sseadd".
22877 (sse3_addsubv2df3): Set attr "atom_unit".
22878 (sse3_h<plusminus_insn>v4sf3): Likewise.
22879 (*sse2_pmaddwd): Likewise.
22880 (*vec_extractv2di_1_rex64): Likewise.
22881 (*vec_extractv2di_1_avx): Likewise.
22882 (sse2_psadbw): Likewise.
22883 (ssse3_phaddwv8hi3): Likewise.
22884 (ssse3_phaddwv4hi3): Likewise.
22885 (ssse3_phadddv4si3): Likewise.
22886 (ssse3_phadddv2si3): Likewise.
22887 (ssse3_phaddswv8hi3): Likewise.
22888 (ssse3_phaddswv4hi3): Likewise.
22889 (ssse3_phsubwv8hi3): Likewise.
22890 (ssse3_phsubwv4hi3): Likewise.
22891 (ssse3_phsubdv4si3): Likewise.
22892 (ssse3_phsubdv2si3): Likewise.
22893 (ssse3_phsubswv8hi3): Likewise.
22894 (ssse3_phsubswv4hi3): Likewise.
22895 (ssse3_pmaddubsw128): Likewise.
22896 (sse3_pmaddubsw: Likewise.
22897 (ssse3_palignrti): Likewise.
22898 (ssse3_palignrdi): Likewise.
22900 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
22902 * doc/install.texi (Specific): Fix two cross-references to MinGW.
22904 2009-04-06 Richard Guenther <rguenther@suse.de>
22906 PR tree-optimization/28868
22907 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
22908 of which PHI results we inserted.
22909 (insert_into_preds_of_block): Record inserted PHIs.
22910 (eliminate): Eliminate redundant PHI nodes.
22911 (init_pre): Init inserted_phi_names.
22913 2009-04-06 Richard Guenther <rguenther@suse.de>
22915 PR tree-optimization/39643
22916 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
22917 IMAGPART_EXPRs of complex constants.
22918 (execute_fold_all_builtins): If we folded a call queue
22919 TODO_update_address_taken.
22921 2009-04-06 Jan Hubicka <jh@suse.cz>
22923 PR middle-end/39659
22924 * except.c (remove_unreachable_regions): Propagate may_contain_throw
22927 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
22929 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
22931 (ic_invalidate_array): Likewise.
22933 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
22935 * calls.c (emit_library_call_value_1): Fix a problem with parameter
22936 alignment for library calls.
22938 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
22940 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
22941 (mingw32 tm clause use_gcc_stdint): Set to wrap.
22942 * config/i386/mingw-stdint.h: New file.
22944 2009-04-05 Richard Guenther <rguenther@suse.de>
22946 PR tree-optimization/39648
22947 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
22948 our &A vs. &A[0] IL deficiencies.
22950 2009-04-04 Jan Hubicka <jh@suse.cz>
22952 * except.c (sjlj_find_directly_reachable_regions): Be ready for
22953 removed toplevel regions.
22954 (sjlj_mark_call_sites): Likewise.
22956 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
22958 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
22959 (cygwin tm clause use_gcc_stdint): Set to wrap.
22960 * config/i386/cygwin-stdint.h: New file.
22962 2009-04-04 Richard Guenther <rguenther@suse.de>
22964 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
22965 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
22966 single-argument PHIs if we are in loop-closed SSA form.
22967 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
22968 for the pre-condition.
22969 (slpeel_tree_peel_loop_to_edge): Likewise.
22970 (vect_build_loop_niters): Take an optional sequence to append stmts.
22971 (vect_generate_tmps_on_preheader): Likewise.
22972 (vect_do_peeling_for_loop_bound): Take extra guards for the
22974 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
22975 the cost model check.
22976 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
22977 guards if we are going to peel. Do not apply versioning in that case.
22978 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
22979 (vect_do_peeling_for_loop_bound): Likewise.
22980 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
22981 loop bound only record extra pre-conditions, do not apply loop
22984 2009-04-04 Richard Guenther <rguenther@suse.de>
22986 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
22989 2009-04-04 Jan Hubicka <jh@suse.cz>
22991 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
22992 last_basic_block for size of bb->index indexed array.
22993 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
22994 compute_out, link_btr_uses, build_btr_def_use_webs,
22995 build_btr_def_use_webs, migrate_btr_defs): Likewise.
22997 2009-04-04 Jan Hubicka <jh@suse.cz>
22999 * except.c (remove_eh_handler_and_replace): Break out from ...
23000 (remove_eh_handler): ... here.
23001 (bring_to_root): New function.
23002 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
23003 handled ones, bring others to root of tree.
23005 2009-04-04 Jan Hubicka <jh@suse.cz>
23007 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23008 (all_phis_safe_to_merge): New function.
23009 (update_info): New structure.
23010 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23011 (cleanup_empty_eh): Update SSA if possible.
23013 2009-04-04 Richard Guenther <rguenther@suse.de>
23015 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23016 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23017 (append_vuse): Likewise.
23019 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23021 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23022 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23023 instead of REG_UNSAVED for DW_CFA_undefined.
23024 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23025 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23028 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23031 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23033 2009-04-04 Richard Guenther <rguenther@suse.de>
23035 PR tree-optimization/8781
23036 PR tree-optimization/37892
23037 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23038 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23039 (valueize_refs): Call it for *& valueizations.
23040 (shared_reference_ops_from_ref): Rename to ...
23041 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23042 (shared_reference_ops_from_call): Rename to ...
23043 (valueize_shared_reference_ops_from_call): ... this and valueize.
23044 (vn_reference_lookup): Update.
23045 (visit_reference_op_call): Likewise.
23046 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23047 (eliminate): Value-replace the call address in call statements.
23049 2009-04-04 Richard Guenther <rguenther@suse.de>
23051 PR tree-optimization/39636
23052 * tree-ssa-forwprop.c
23053 (forward_propagate_addr_into_variable_array_index): Check for
23054 GIMPLE_ASSIGN before accessing the rhs code.
23056 2009-04-03 Jason Merrill <jason@redhat.com>
23058 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23060 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23062 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23063 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23064 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23065 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23066 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23067 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23068 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23069 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23070 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23071 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23072 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23073 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23074 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23075 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23076 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23077 Use fr_reg_or_fp01_operand instead of fr_register_operand
23079 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23080 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23081 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23083 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23085 PR rtl-optimization/39607
23086 PR rtl-optimization/39631
23090 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23091 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23092 instead of DF_LR_OUT.
23093 * ira-lives.c (process_bb_node_lives): Ditto.
23094 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23095 instead of DF_LR_{OUT,IN}.
23096 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23097 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23099 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23101 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23102 (execute_lower_omp): Always run but take the short way out if -fopenmp
23104 (gate_lower_omp): Remove, forcing the pass manager to always run the
23105 pass and always set PROP_gimple_lomp.
23106 (pass_lower_omp): Remove gate function.
23107 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23108 PROP_trees. Instead, require it.
23109 * ipa-cp.c (pass_ipa_cp): Likewise.
23110 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23111 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23112 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23113 and PROP_gimple_leh.
23115 2009-04-03 Richard Guenther <rguenther@suse.de>
23117 PR middle-end/13146
23118 PR tree-optimization/23940
23119 PR tree-optimization/33237
23120 PR middle-end/33974
23121 PR middle-end/34093
23122 PR tree-optimization/36201
23123 PR tree-optimization/36230
23124 PR tree-optimization/38049
23125 PR tree-optimization/38207
23126 PR tree-optimization/38230
23127 PR tree-optimization/38301
23128 PR tree-optimization/38585
23129 PR middle-end/38895
23130 PR tree-optimization/38985
23131 PR tree-optimization/39299
23132 * tree-ssa-structalias.h: Remove.
23133 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23134 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23135 (struct vuse_element_d): Remove.
23136 (struct vuse_vec_d): Likewise.
23137 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23138 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23139 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23140 VUSE_ELEMENT_VAR): Likewise.
23141 (struct voptype_d): Likewise.
23142 (NUM_VOP_FREE_BUCKETS): Likewise.
23143 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23144 (struct stmt_operands_d): Remove.
23145 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23146 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23147 VDEF_NUM, VDEF_VECT): Likewise.
23148 (copy_virtual_operands): Remove.
23149 (operand_build_cmp): Likewise.
23150 (create_ssa_artificial_load_stmt): Likewise.
23151 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23152 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23153 vuse_index and mayuse_index members. Pack and move done and iter_type
23154 members to the front.
23155 (SSA_OP_VMAYUSE): Remove.
23156 (SSA_OP_VIRTUAL_USES): Adjust.
23157 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23158 (unlink_stmt_vdef): Declare.
23159 (add_to_addressable_set): Remove.
23160 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23161 (vrp_visit_stmt): Likewise.
23162 * doc/tree-ssa.texi (Alias analysis): Update.
23163 * doc/invoke.texi (max-aliased-vops): Remove docs.
23164 (avg-aliased-vops): Likewise.
23165 * tree-into-ssa.c (syms_to_rename): Remove.
23166 (need_to_update_vops_p): Likewise.
23167 (need_to_initialize_update_ssa_p): Rename to ...
23168 (update_ssa_initialized_fn): ... this. Track function we are
23170 (symbol_marked_for_renaming): Simplify.
23171 (add_new_name_mapping): Do not set need_to_update_vops_p.
23172 (dump_currdefs): Use SYMS_TO_RENAME.
23173 (rewrite_update_stmt): Always walk all uses/defs.
23174 (dump_update_ssa): Adjust.
23175 (init_update_ssa): Take function argument. Track what we are
23177 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23178 (create_new_def_for): Initialize for cfun, assert we are initialized
23180 (mark_sym_for_renaming): Simplify.
23181 (mark_set_for_renaming): Do not initialize update-ssa.
23182 (need_ssa_update_p): Simplify. Take function argument.
23183 (name_mappings_registered_p): Assert we ask for the correct function.
23184 (name_registered_for_update_p): Likewise.
23185 (ssa_names_to_replace): Likewise.
23186 (release_ssa_name_after_update_ssa): Likewise.
23187 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23188 (dump_decl_set): Do not print a newline.
23189 (debug_decl_set): Do it here.
23190 (dump_update_ssa): And here.
23191 * tree-ssa-loop-im.c (move_computations): Adjust.
23192 (movement_possibility): Likewise.
23193 (determine_max_movement): Likewise.
23194 (gather_mem_refs_stmt): Likewise.
23195 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23196 or NAME_MEMORY_TAG.
23197 * tree-complex.c (update_all_vops): Remove.
23198 (expand_complex_move): Adjust.
23199 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23200 Simplify test for memory referencing statement. Exclude
23201 non-invariant ADDR_EXPRs.
23202 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23203 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23204 (rdg_flag_uses): Likewise.
23205 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23207 (tree_optimize_tail_calls_1): Also split the
23208 edge from the entry block if we have degenerate PHI nodes in
23209 the first basic block.
23210 * tree.c (init_ttree): Remove memory-tag related code.
23211 (tree_code_size): Likewise.
23212 (tree_node_structure): Likewise.
23213 (build7_stat): Re-write to be build6_stat.
23214 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23215 (SSA_VAR_P): Adjust.
23216 (struct tree_memory_tag): Remove.
23217 (struct tree_memory_partition_tag): Likewise.
23218 (union tree_node): Adjust.
23219 (build7): Re-write to be build6.
23220 * tree-pass.h (pass_reset_cc_flags): Remove.
23221 (TODO_update_address_taken): New flag.
23222 (pass_simple_dse): Remove.
23223 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23224 * params.h (MAX_ALIASED_VOPS): Remove.
23225 (AVG_ALIASED_VOPS): Likewise.
23226 * omp-low.c (expand_omp_taskreg): Update SSA form.
23227 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23228 aliases the lhs in a copy stmt.
23229 * tree-ssa-dse.c (struct address_walk_data): Remove.
23230 (memory_ssa_name_same): Likewise.
23231 (memory_address_same): Likewise.
23232 (get_kill_of_stmt_lhs): Likewise.
23233 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23234 unused stores. Look through PHI nodes into post-dominated regions.
23235 (dse_optimize_stmt): Simplify. Properly remove stores.
23236 (tree_ssa_dse): Compute dominators.
23237 (execute_simple_dse): Remove.
23238 (pass_simple_dse): Likewise.
23239 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23240 gimple_loaded_syms and gimple_stored_syms computation.
23241 * toplev.c (dump_memory_report): Dump alias and pta stats.
23242 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23243 (vn_reference_eq): Likewise.
23244 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23245 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23246 valueize_vuses): Remove.
23247 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23248 (get_def_ref_stmt_vuse): ... this.
23249 (vn_reference_lookup_2): New function.
23250 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23251 walking equivalent vuses. Simplify.
23252 (vn_reference_lookup): Likewise.
23253 (vn_reference_insert): Likewise.
23254 (vn_reference_insert_pieces): Likewise.
23255 (visit_reference_op_call): Simplify.
23256 (visit_reference_op_load): Likewise.
23257 (visit_reference_op_store): Likewise.
23258 (init_scc_vn): Remove shared_lookup_vuses initialization.
23259 (free_scc_vn): Remove shared_lookup_vuses freeing.
23260 (sort_vuses, sort_vuses_heap): Remove.
23261 (get_ref_from_reference_ops): Export.
23262 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23263 vector with single vuse pointer.
23264 (vn_reference_lookup_pieces, vn_reference_lookup,
23265 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23266 (shared_vuses_from_stmt): Remove.
23267 (get_ref_from_reference_ops): Declare.
23268 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23269 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23270 memory-tag related code.
23271 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23272 (likely_value): Add comment, skip static-chain of call statements.
23273 (surely_varying_stmt_p): Adjust.
23274 (gimplify_and_update_call_from_tree): Likewise.
23275 (execute_fold_all_builtins): Do not rebuild alias info.
23276 (gimplify_and_update_call_from_tree): Properly update VOPs.
23277 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23278 (copy_ref_info): Remove memory-tag related code.
23279 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23280 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23281 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23283 * tree-ssa-dom.c (gimple_p): Remove typedef.
23284 (eliminate_redundant_computations): Adjust.
23285 (record_equivalences_from_stmt): Likewise.
23286 (avail_expr_hash): Likewise.
23287 (avail_expr_eq): Likewise.
23288 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23289 (stmt_makes_single_load): Likewise.
23290 (stmt_makes_single_store): Likewise.
23291 * tree-ssa-alias.c: Rewrite completely.
23292 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23293 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23294 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23295 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23296 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23297 Remove public functions.
23298 (pass_reset_cc_flags): Remove.
23299 (pass_build_alias): Move ...
23300 * tree-ssa-structalias.c (pass_build_alias): ... here.
23301 * tree-ssa-alias.c (may_be_aliased): Move ...
23302 * tree-flow-inline.h (may_be_aliased): ... here.
23303 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23304 count_uses_and_derefs): Move ...
23305 * gimple.c: ... here.
23306 * gimple.h (count_uses_and_derefs): Declare.
23307 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23308 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23309 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23310 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23311 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23312 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23313 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23315 * tree-dfa.c (refs_may_alias_p): Move ...
23316 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23317 * tree-ssa-alias.h: New file.
23318 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23319 (statement_sink_location): Likewise.
23320 * opts.c (decode_options): Do not adjust max-aliased-vops or
23321 avg-aliased-vops values.
23322 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23323 (TV_CALL_CLOBBER): Likewise.
23324 (TV_FLOW_SENSITIVE): Likewise.
23325 (TV_FLOW_INSENSITIVE): Likewise.
23326 (TV_MEMORY_PARTITIONING): Likewise.
23327 (TV_ALIAS_STMT_WALK): New timevar.
23328 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23329 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23330 (get_address_description): Remove memory-tag related code.
23331 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23332 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23333 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23334 and immediate uses in statements. Document.
23335 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23336 (dump_symbols): Remove.
23337 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23338 * alias.c (get_deref_alias_set): New function split out from ...
23339 (get_alias_set): ... here.
23340 * alias.h (get_deref_alias_set): Declare.
23341 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23342 type parameter. Remove restrict pointer handling. Create a
23343 ref-all pointer in case type-based alias sets do not conflict.
23344 (vect_analyze_data_refs): Remove SMT related code.
23345 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23346 (vectorizable_load): Likewise.
23347 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23348 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23349 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23350 Ignore vops and SMTs.
23351 (dr_analyze_alias): Likewise..
23352 (free_data_ref): Likewise.
23353 (create_data_ref): Likewise.
23354 (analyze_all_data_dependences): Likewise.
23355 (get_references_in_stmt): Adjust.
23356 * tree-flow-inline.h (gimple_aliases_computed_p,
23357 gimple_addressable_vars, gimple_call_clobbered_vars,
23358 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23359 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23360 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23361 gimple_mem_ref_stats): Remove.
23362 (gimple_vop): New function.
23363 (op_iter_next_use): Remove vuses and mayuses cases.
23364 (op_iter_next_def): Remove vdefs case.
23365 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23366 (clear_and_done_ssa_iter): Do not set removed fields.
23367 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23368 Assert we are not iterating over vuses or vdefs if not also
23369 iterating over uses or defs.
23370 (op_iter_init_use): Likewise.
23371 (op_iter_init_def): Likewise.
23372 (op_iter_next_vdef): Remove.
23373 (op_iter_next_mustdef): Likewise.
23374 (op_iter_init_vdef): Likewise.
23375 (compare_ssa_operands_equal): Likewise.
23376 (link_use_stmts_after): Handle vuse operand.
23377 (is_call_used): Use is_call_clobbered.
23378 (is_call_clobbered): Global variables are always call clobbered,
23379 query the call-clobbers bitmap.
23380 (mark_call_clobbered): Ignore global variables.
23381 (clear_call_clobbered): Likewise.
23382 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23383 virtual operands sanity check.
23384 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23386 (TARGET_MEM_REF): Remove TMR_TAG operand.
23387 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23388 Remove call-clobber related code.
23389 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23390 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23391 partitions or escape reason.
23392 (get_single_def_stmt, get_single_def_stmt_from_phi,
23393 get_single_def_stmt_with_phi): Remove.
23394 (dump_referenced_vars): Tidy.
23395 (get_ref_base_and_extent): Allow bare decls.
23396 (collect_dfa_stats): Adjust.
23397 * graphite.c (rename_variables_in_stmt): Adjust.
23398 (graphite_copy_stmts_from_block): Likewise.
23399 (translate_clast): Likewise.
23400 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23402 (translate_vuse_through_block): Use the oracle.
23403 (phi_translate_1): Adjust.
23404 (value_dies_in_block_x): Use the oracle. Cache the outcome
23406 (valid_in_sets): Check if the VUSE for
23407 a REFERENCE is available.
23408 (eliminate): Do not remove stmts during elimination,
23409 instead queue and remove them afterwards.
23410 (do_pre): Do not rebuild alias info.
23411 (pass_pre): Run TODO_rebuild_alias before PRE.
23412 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23413 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23414 (mark_all_v_defs_stmt): Remove.
23415 (mark_all_v_defs_seq): Adjust.
23416 (sra_replace): Likewise.
23417 (scalarize_use): Likewise.
23418 (scalarize_copy): Likewise.
23419 (scalarize_init): Likewise.
23420 (scalarize_ldst): Likewise.
23421 (todoflags): Remove.
23422 (tree_sra): Do not rebuild alias info.
23423 (tree_sra_early): Adjust.
23424 (pass_sra): Run TODO_update_address_taken before SRA.
23425 * tree-predcom.c (set_alias_info): Remove.
23426 (prepare_initializers_chain): Do not call it.
23427 (mark_virtual_ops_for_renaming): Adjust.
23428 (mark_virtual_ops_for_renaming_list): Remove.
23429 (initialize_root_vars): Adjust.
23430 (initialize_root_vars_lm): Likewise.
23431 (prepare_initializers_chain): Likewise.
23432 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23433 (may_propagate_copy_into_stmt): Likewise.
23434 (merge_alias_info): Do nothing for now.
23435 (propagate_tree_value_into_stmt): Adjust.
23436 (stmt_may_generate_copy): Likewise.
23437 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23438 not mark symbols for renaming.
23439 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23440 with the same statement, make sure to update the new pointed-to one.
23441 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23442 call statements, do not mark symbols for renaming.
23443 (mark_operand_necessary): Dump something.
23444 (ref_may_be_aliased): New function.
23445 (mark_aliased_reaching_defs_necessary_1): New helper function.
23446 (mark_aliased_reaching_defs_necessary): Likewise.
23447 (mark_all_reaching_defs_necessary_1): Likewise.
23448 (mark_all_reaching_defs_necessary): Likewise.
23449 (propagate_necessity): Do not process virtual PHIs. For
23450 non-aliased loads mark all reaching definitions as necessary.
23451 For aliased loads and stores mark the immediate dominating
23452 aliased clobbers as necessary.
23453 (visited): New global static.
23454 (perform_tree_ssa_dce): Free visited bitmap after propagating
23456 (remove_dead_phis): Perform simple dead virtual PHI removal.
23457 (remove_dead_stmt): Properly unlink virtual operands when
23459 (eliminate_unnecessary_stmts): Schedule PHI removal after
23461 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23462 (process_replaceable): Likewise.
23463 (find_replaceable_in_bb): Likewise.
23464 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23465 based on the single gimple vop.
23466 (verify_flow_insensitive_alias_info): Remove.
23467 (verify_flow_sensitive_alias_info): Likewise.
23468 (verify_call_clobbering): Likewise.
23469 (verify_memory_partitions): Likewise.
23470 (verify_alias_info): Likewise.
23471 (verify_ssa): Adjust..
23472 (execute_update_addresses_taken): Export. Update SSA
23473 manually. Optimize only when optimizing. Use a local bitmap.
23474 (pass_update_address_taken): Remove TODO_update_ssa, add
23476 (pass_update_address_taken): Just use TODO_update_address_taken.
23477 (init_tree_ssa): Do not initialize addressable_vars.
23478 (verify_ssa): Verify new VUSE / VDEF properties.
23479 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23480 Do not call verify_alias_info.
23481 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23482 Do not free the loaded and stored syms bitmaps. Reset the escaped
23483 and callused solutions. Do not free addressable_vars.
23484 Remove memory-tag related code.
23485 (warn_uninitialized_var): Aliases are always available.
23486 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23487 * lambda-code.c (can_put_in_inner_loop): Adjust.
23488 (can_put_after_inner_loop): Likewise.
23489 (perfect_nestify): Likewise.
23490 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23491 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23492 (vectorizable_conversion): Do not mark symbols for renaming.
23493 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23494 (expand_call_inline): Unlink the calls virtual operands before
23496 (tree_function_versioning): Do not call update_ssa if we are not
23497 updating clones. Simplify.
23498 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23499 (propagate_with_phi): Likewise..
23500 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23501 clobber code. Assert we are not aliased or global.
23502 * tree-flow.h: Include tree-ssa-alias.h
23503 (enum escape_type): Remove.
23504 (struct mem_sym_stats_d): Likewise.
23505 (struct mem_ref_stats_d): Likewise.
23506 (struct gimple_df): Add vop member. Remove global_var,
23507 call_clobbered_vars, call_used_vars, addressable_vars,
23508 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23509 escaped and callused members.
23510 (struct ptr_info_def): Remove all members, add points-to solution
23512 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23513 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23514 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23515 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23516 (tree-ssa-alias.o): Likewise.
23517 (toplev.o): Add tree-ssa-alias.h
23518 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23519 * gimple.c (gimple_set_bb): Fix off-by-one error.
23520 (is_gimple_reg): Do not handle memory tags.
23521 (gimple_copy): Also copy virtual operands.
23522 Delay updating the statement. Do not reset loaded and stored syms.
23523 (gimple_set_stored_syms): Remove.
23524 (gimple_set_loaded_syms): Likewise.
23525 (gimple_call_copy_skip_args): Copy the virtual operands
23526 and mark the new statement modified.
23527 * tree-ssa-structalias.c (may_alias_p): Remove.
23528 (set_uids_in_ptset): Take the alias set to prune with as
23529 parameter. Fold in the alias test of may_alias_p.
23530 (compute_points_to_sets): Compute whether a ptr is dereferenced
23531 in a local sbitmap.
23532 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23533 other ADDRESSOF constraints on the lhs.
23534 (get_constraint_for_component_ref): Assert that we don't get
23535 ADDRESSOF constraints from the base of the reference.
23536 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23537 (struct variable_info): Remove collapsed_to member.
23538 (get_varinfo_fc): Remove.
23539 (new_var_info): Do not set collapsed_to.
23540 (dump_constraint): Do not follow cycles.
23541 (dump_constraint_graph): Likewise.
23542 (build_pred_graph): Likewise.
23543 (build_succ_graph): Likewise.
23544 (rewrite_constraints): Likewise.
23545 (do_simple_structure_copy): Remove.
23546 (do_rhs_deref_structure_copy): Remove.
23547 (do_lhs_deref_structure_copy): Remove.
23548 (collapse_rest_of_var): Remove.
23549 (do_structure_copy): Re-implement.
23550 (pta_stats): New global variable.
23551 (dump_pta_stats): New function.
23552 (struct constraint_expr): Make offset signed.
23553 (UNKNOWN_OFFSET): Define special value.
23554 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23555 (solution_set_expand): New helper function split out from ...
23556 (do_sd_constraint): ... here.
23557 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23558 (do_ds_constraint): Likewise.
23559 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23560 and CALLUSED = *CALLUSED.
23561 (set_union_with_increment): Make inc argument signed.
23562 (type_safe): Remove.
23563 (get_constraint_for_ptr_offset): Handle unknown and negative
23565 (first_vi_for_offset): Handle offsets before start. Bail
23566 out early for offsets beyond the variable extent.
23567 (first_or_preceding_vi_for_offset): New function.
23568 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23569 Together with ESCAPED = *ESCAPED this properly computes reachability.
23570 (find_what_var_points_to): New function.
23571 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23572 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23573 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23574 pt_solutions_intersect): New functions.
23575 (compute_call_used_vars): Remove.
23576 (compute_may_aliases): New main entry into PTA computation.
23577 * gimple.h (gimple_p): New typedef.
23578 (struct gimple_statement_base): Remove references_memory_p.
23579 (struct gimple_statement_with_memory_ops_base): Remove
23580 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23582 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23583 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23584 gimple_set_references_memory): Remove.
23585 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23586 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23588 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23589 (verify_expr): Allow RESULT_DECL.
23590 (gimple_duplicate_bb): Do not copy virtual operands.
23591 (gimple_duplicate_sese_region): Adjust.
23592 (gimple_duplicate_sese_tail): Likewise.
23593 (mark_virtual_ops_in_region): Remove.
23594 (move_sese_region_to_fn): Do not call it.
23595 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23596 and pass_simple_dse.
23597 (execute_function_todo): Handle TODO_update_address_taken,
23598 call execute_update_addresses_taken for TODO_rebuild_alias.
23599 (execute_todo): Adjust.
23600 (execute_one_pass): Init dump files early.
23601 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23603 (create_general_new_stmt): Clear vops.
23604 * tree-ssa-reassoc.c (get_rank): Adjust.
23605 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23606 symbols for renaming.
23607 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23608 (PARAM_AVG_ALIASED_VOPS): Likewise.
23609 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23610 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23611 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23612 (operand_build_cmp, copy_virtual_operands,
23613 create_ssa_artificial_load_stmt, add_to_addressable_set,
23614 gimple_add_to_addresses_taken): Remove public functions.
23615 (unlink_stmt_vdef): New function.
23617 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23619 * config.gcc (powerpc-*-linux*): Merge variants.
23621 2009-04-02 Chao-ying Fu <fu@mips.com>
23622 James Grosbach <james.grosbach@microchip.com>
23624 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23625 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23627 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23628 keep_interrupts_masked_p, use_debug_exception_return_p.
23629 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23630 keep_interrupts_masked, use_debug_exception_return.
23631 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23632 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23634 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23635 (mips_print_operand): Process COP0 registers to print $0 .. $31
23636 correctly for GAS to process.
23637 (mips_interrupt_extra_call_saved_reg_p): New function.
23638 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23640 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23641 (mips_compute_frame_info): Add supports for interrupt context that
23642 includes doubleword accumulators and COP0 registers.
23643 (mips_for_each_saved_acc): New function.
23644 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23645 mips_for_each_saved_reg.
23646 (mips_save_reg): Save accumulators.
23647 (mips_kernel_reg_p): A new for_each_rtx callback.
23648 (mips_expand_prologue): Support interrupt handlers.
23649 (mips_restore_reg): Restore accumulators.
23650 (mips_expand_epilogue): Support interrupt handlers.
23651 (mips_can_use_return_insn): Return false for interrupt handlers.
23652 (mips_epilogue_uses): New function.
23653 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23654 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23655 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23656 cop0_move): New instructions.
23657 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23658 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23660 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23662 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23663 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23664 interrupt handlers, we use K0 as the temporary register.
23665 (EPILOGUE_USES): Change to a function call.
23666 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23667 handlers, we use K0 as the temporary register.
23669 * doc/extend.texi (Function Attributes): Document interrupt,
23670 use_shadow_register_set, keep_interrupts_masked,
23671 use_debug_exception_return for MIPS attributes.
23673 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23675 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23676 Remove a number of t-files from tmake_file.
23677 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23678 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23679 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23680 target_prototype, not TARGET_PROTOTYPE.
23681 (LINK_OS_GNU_SPEC): Define.
23682 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23683 and darwin-ldoubdle.c.
23685 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23688 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23689 (cpp_options): Ditto.
23690 (default_compilers): Ditto.
23691 (display_help): Ditto.
23692 (process_command): Ditto.
23693 (do_spec_1): Ditto.
23694 (set_input): Use lbasename instead of duplicate code.
23695 (save_temps_prefix): New static for -save-temps=obj.
23696 (save_temps_length): Ditto.
23698 * doc/invoke.texi (-save-temps=obj): Document new variant to
23699 -save-temps switch.
23701 2009-04-02 Jeff Law <law@redhat.com>
23703 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23706 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23708 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23709 * configure: Regenerated.
23711 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23713 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23714 share the argument list.
23716 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23720 2009-02-12 Diego Novillo <dnovillo@google.com>
23722 * varpool.c (debug_varpool): New.
23723 * cgraph.h (debug_varpool): Declare.
23725 2009-04-02 Jan Hubicka <jh@suse.cz>
23727 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23730 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23732 * config/i386/i386.c (ix86_abi): Move initialization to ...
23733 (override_options): Here.
23735 2009-04-02 Christian Bruel <christian.bruel@st.com>
23737 * config/sh/sh.c (sh_dwarf_register_span): New function.
23738 (TARGET_DWARF_REGISTER_SPAN): Define.
23739 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23741 2009-04-02 Ira Rosen <irar@il.ibm.com>
23743 PR tree-optimization/39595
23744 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23745 interleaved loads group is not greater than the SLP group size.
23747 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23749 * builtins.c (is_builtin_name): New.
23750 (called_as_built_in): Use is_builtin_name.
23751 * tree.h (is_builtin_name): New.
23752 * varasm.c (incorporeal_function_p): Use is_builtin_name
23754 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
23756 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
23758 2009-04-02 Dodji Seketeli <dodji@redhat.com>
23761 * c-decl.c (clone_underlying_type): Move this ...
23762 * c-common.c (set_underlying_type): ... here.
23763 Also, make sure the function properly sets TYPE_STUB_DECL() on
23764 the newly created typedef variant type.
23765 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
23766 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
23769 2009-04-02 Richard Guenther <rguenther@suse.de>
23771 PR tree-optimization/37221
23772 * tree-flow.h (degenerate_phi_result): Declare.
23773 * tree-ssa-dom.c (degenerate_phi_result): Export.
23774 * tree-scalar-evolution.c (analyze_initial_condition): If
23775 the initial condition is defined by a degenerate PHI node
23776 use the degenerate value.
23778 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
23780 PR rtl-optimization/39588
23781 * combine.c (merge_outer_ops): Do not set the constant when this
23783 (simplify_shift_const_1): Do not modify it either in this case.
23785 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
23787 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
23788 tuning is deprecated if -mtune value is set to an Itanium1 variant.
23790 2009-04-01 Janis Johnson <janis187@us.ibm.com>
23793 * c-lex.c (interpret_float): Default (no suffix) is double.
23795 2009-04-1 Xinliang David Li <davidxl@google.com>
23797 * config/i386/i386.c (legitimate_constant_p): Recognize
23798 all one vector constant.
23800 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23802 * config/vax/vax.c: Add #includes to silence warnings.
23803 Change #include order to silence two warnings.
23805 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23807 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
23808 (ASM_SPEC): Pass -k to the assembler for PIC code.
23810 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23812 * config.gcc: Add vax-*-linux* to the switch.
23813 * config/vax/linux.h: New file. (TARGET_VERSION,
23814 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
23816 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23818 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
23819 Use predicate macros instead of GET_CODE() == foo.
23820 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
23821 ashlsi3, rotrsi3, <unnamed>): Likewise.
23823 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23825 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
23826 jbbccihi, jbbccisi): Remova trailing whitespace.
23827 * config/vax/constraints.md: Likewise.
23828 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23829 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
23830 * config/vax/predicates.md: Likewise.
23831 * config/vax/vax.c (print_operand_address, vax_output_int_move,
23832 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
23833 * config/vax/vax.h: Likewise.
23834 * config/vax/vax.md (nonlocal_goto): Likewise.
23836 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23838 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
23839 (indirectable_address_p, adjacent_operands_p): Add spaces around
23841 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
23843 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23845 * config/vax/vax.c (legitimate_constant_address_p,
23846 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
23847 index_term_p, reg_plus_index_p, legitimate_address_p,
23848 vax_mode_dependent_address_p): Update comments to match functions
23849 modified by the recent int->bool conversion.
23851 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23853 * config/vax/builtins.md: Update copyright message.
23854 * config/vax/constraints.md: Likewise.
23855 * config/vax/netbsd-elf.h: Likewise.
23856 * config/vax/predicates.md: Likewise.
23857 * config/vax/vax-protos.h: Likewise.
23858 * config/vax/vax.c: Likewise.
23859 * config/vax/vax.h: Likewise.
23860 * config/vax/vax.md: Likewise.
23861 * config/vax/vax.opt: Likewise.
23863 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23865 * config/vax/builtins.md (ffssi2, ffssi2_internal,
23866 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
23867 * config/vax/constraints.md (B, R): Likewise.
23868 * config/vax/predicates.md (external_memory_operand,
23869 nonimmediate_addsub_di_operand): Likewise.
23870 * config/vax/vax.c (vax_output_int_add): Likewise.
23871 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
23872 untyped_call): Likewise.
23874 2009-04-01 Matt Thomas <matt@3am-software.com>
23876 * config/vax/predicates.md: New file.
23877 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
23878 external_const_operand, nonsymbolic_operand, external_memory_operand,
23879 indirect_memory_operand, indexed_memory_operand,
23880 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
23881 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
23883 * config/vax/constraints.md: New file.
23884 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
23886 * config/vax/builtins.md: New file.
23887 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
23888 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
23890 * config/vax/vax.opt (mqmath): Add option.
23891 * config/vax/vax.md (isfx): Extend with DI.
23892 (VAXintQH, VAXintQHSD): Define.
23893 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
23894 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
23895 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
23896 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
23897 (movdi): Update constraints and use vax_output_int_move().
23898 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
23899 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
23900 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
23901 nonlocal_goto): New.
23902 (mov<mode>): Extend accepted operand types.
23903 (subdi3_old): Rename from subdi3, change update constraints and use
23904 a new implementation.
23905 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
23906 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
23907 MOVE_RATIO, CLEAR_RATIO): Define.
23908 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
23909 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
23910 (PRINT_OPERAND): Redefine using a function instead of inlined code.
23911 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
23912 (split_quadword_operands): Make static and really allow variable
23914 (print_operand_address): Update for PIC generation.
23915 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
23916 indexable_address_p, fixup_mathdi_operand,
23917 vax_expand_addsub_di_operands, adjacent_operands_p): New.
23918 (vax_float_literal, legitimate_constant_p,
23919 indirectable_constant_address_p, index_term_p,
23920 reg_plus_index_p): Return bool instead of int.
23921 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
23923 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
23925 (vax_output_conditional_branch): Indent.
23926 (legitimate_constant_address_p, indirectable_constant_address_p,
23927 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
23928 vax_mode_dependent_address_p): Return bool instead of int, update for
23930 * config/vax/vax-protos.h (legitimate_constant_address_p,
23931 legitimate_constant_p, legitimate_address_p,
23932 vax_mode_dependent_address_p): Change declaration to bool.
23933 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
23934 vax_expand_addsub_di_operands, vax_output_int_subtract,
23935 vax_output_movmemsi): Declare.
23936 (split_quadword_operands, vax_float_literal): Delete declaration.
23937 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
23938 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
23939 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
23940 ASM_OUTPUT_DWARF_PCREL): Define.
23941 (ASM_SPEC): Change definition to allow PIC generation.
23943 2009-04-01 Steve Ellcey <sje@cup.hp.com>
23945 * doc/sourcebuild.texi: Update front-end requirements.
23947 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23950 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
23951 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
23952 (booldi3_internal3): Use boolean_or_operator instead of
23955 2009-04-01 Joseph Myers <joseph@codesourcery.com>
23958 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
23959 declarator whose size is not an integer constant expression but
23960 folds to an integer constant, then treat it as a constant
23963 2009-04-01 Richard Guenther <rguenther@suse.de>
23965 * fold-const.c (fold_plusminus_mult_expr): Do not fold
23966 i * 4 + 2 to (i * 2 + 1) * 2.
23968 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23971 * c-parser.c (c_parser_asm_statement): Skip until close paren and
23972 return if c_parser_asm_string_literal returned NULL.
23974 2009-04-01 Nick Clifton <nickc@redhat.com>
23976 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
23978 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
23979 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
23980 other typedefs to avoid conflicts with libgcc2.c. Define labels
23981 to gain 16-bit bit-manipulation functions from libgcc2.c and then
23983 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
23984 to gain 16-bit trapping arithmetic functions from libgcc2.c and
23987 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
23989 * varasm.c (default_function_rodata_section): Declare DOT as
23992 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
23993 Andrey Galkin <agalkin@hypercom.com>
23996 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
23997 Make object_name unique for each process.
23999 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24002 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
24003 addressable variables in the parallel that could go out of scope while
24004 running queued tasks.
24006 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24008 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24009 (CASE_VALUES_THRESHOLD): Redefine.
24010 * config/avr/avr.c (avr_override_options): Remove initialization of
24011 avr_case_values_threshold variable.
24012 (avr_case_values_threshold): Remove variable. Add new function.
24013 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24014 * config/avr/avr.opt (mno-tablejump): Remove option.
24015 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24017 2009-04-01 DJ Delorie <dj@redhat.com>
24019 * varasm.c (default_function_rodata_section): Don't assume
24020 anything about where the first '.' in the section name is.
24022 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24024 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24025 rs6000_emit_stack_tie.
24027 2009-03-31 Ian Lance Taylor <iant@google.com>
24029 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24030 gimple_code with GIMPLE_RESX, not RESX.
24032 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24034 * c-common.c (c_get_ident): New.
24035 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24037 2009-04-01 Ben Elliston <bje@au.ibm.com>
24039 * config/rs6000/sysv4.opt (msdata): Improve option description.
24041 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24043 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24044 (divdf3_internal_lat): Remove.
24045 (divxf3_internal_lat): Remove.
24046 (divxf3_internal_thr): Remove.
24047 (divxf): Use divxf3_internal.
24048 * config/ia64/div.md (divsf3_internal_lat): New.
24049 (divdf3_internal_lat): New.
24050 (divxf3_internal): New.
24052 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24055 * Makefile.in (USE_GCC_STDINT): Define.
24056 (stmp-int-hdrs): Install stdint.h if applicable.
24057 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24059 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24060 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24061 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24062 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24063 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24064 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24065 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24066 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24067 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24068 (c_common_nodes_and_builtins): Initialize
24069 underlying_wchar_type_node. Do not initialize
24070 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24071 nodes for new types.
24072 (c_stddef_cpp_builtins): Define macros for new types.
24073 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24075 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24076 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24077 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24078 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24079 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24080 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24081 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24082 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24083 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24084 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24085 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24086 int16_type_node, int32_type_node, int64_type_node,
24087 uint8_type_node, uint16_type_node, c_uint32_type_node,
24088 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24089 int_least32_type_node, int_least64_type_node,
24090 uint_least8_type_node, uint_least16_type_node,
24091 uint_least32_type_node, uint_least64_type_node,
24092 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24093 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24094 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24095 uintptr_type_node): Define.
24096 * c-cppbuiltin.c (builtin_define_constants,
24097 builtin_define_type_minmax): New.
24098 (builtin_define_stdint_macros): Define more macros.
24099 (c_cpp_builtins): Define more limit macros.
24100 (type_suffix): New.
24101 (builtin_define_type_max): Define in terms of
24102 builtin_define_type_minmax. Remove is_long parameter. All
24104 * config.gcc (use_gcc_stdint): Define.
24105 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24106 Add newlib-stdint.h for generic targets.
24107 * config/glibc-stdint.h, config/newlib-stdint.h,
24108 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24109 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24110 * config/score/score.h (UINTPTR_TYPE): Define.
24111 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24112 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24113 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24114 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24115 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24116 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24117 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24118 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24119 * config/spu/spu.h (STDINT_LONG32): Define.
24120 * configure.ac (use_gcc_stdint): Substitute.
24121 * configure: Regenerate.
24122 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24123 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24124 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24125 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24126 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24127 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24128 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24129 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24130 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24131 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24132 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24133 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24134 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24135 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24136 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24137 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24138 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24139 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24140 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24141 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24142 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24143 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24144 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24145 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24146 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24147 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24148 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24149 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24150 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24152 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24154 * loop-iv.c (suitable_set_for_replacement): Renamed from
24155 simplify_using_assignment; changed to return bool and to accept new
24156 args DEST and SRC. Return true iff we find a source/destination pair
24157 that can be used to make a replacement, and fill SRC and DEST if so.
24158 Remove arg ALTERED. Don't deal with altered regs here. All callers
24160 (simplify_using_initial_values): Deal with altered regs here and track
24161 more precisely the effect they have on the validity of our expression.
24163 * loop-iv.c (simplify_using_condition): A condition of the form
24164 (EQ REG CONST) can be used to simply make a substitution.
24165 (simplify_using_initial_values): Keep track of conditions we have seen
24166 and keep using them to simplify new expressions, while applying the
24167 same substitutions to them as to the expression.
24169 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24170 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24173 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24174 changed. Use this when trying to improve the upper bound.
24175 Generate the comparison by using simplify_gen_relational.
24177 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24179 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24181 (simplify_using_assignment, simplify_using_initial_values): Call
24182 replace_in_expr to make replacements. Call replace_single_def_regs
24183 once on the initial version of the expression.
24185 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24188 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24190 2009-03-31 Richard Guenther <rguenther@suse.de>
24192 PR middle-end/31029
24193 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24194 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24196 2009-03-31 Richard Guenther <rguenther@suse.de>
24198 * tree.h (div_if_zero_remainder): Declare.
24199 * fold-const.c (div_if_zero_remainder): Export.
24200 * tree-ssa-forwprop.c
24201 (forward_propagate_addr_into_variable_array_index): Handle
24202 constant array index addition outside of the variable index.
24204 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24207 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24208 define_splits, floatunssi<mode>2): Require x87 conversions from
24209 DImode to be permitted.
24211 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24213 PR preprocessor/15638
24214 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24216 2009-03-31 Richard Guenther <rguenther@suse.de>
24218 PR middle-end/23401
24219 PR middle-end/27810
24220 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24221 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24222 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24223 a separate statement.
24224 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24225 (lookup_tmp_var): Likewise.
24226 (is_gimple_formal_tmp_or_call_rhs): Remove.
24227 (is_gimple_reg_or_call_rhs): Rename to ...
24228 (is_gimple_reg_rhs_or_call): ... this.
24229 (is_gimple_mem_or_call_rhs): Rename to ...
24230 (is_gimple_mem_rhs_or_call): ... this.
24231 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24232 DECL_GIMPLE_REG_P only if is_formal is true.
24233 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24234 for non-proper post-modify expression gimplification.
24235 (gimplify_self_mod_expr): For post-modify expressions gimplify
24236 the lvalue to a minimal lvalue.
24237 (rhs_predicate_for): Remove formal temp case.
24238 (gimplify_modify_expr_rhs): Likewise.
24239 (gimplify_addr_expr): Use is_gimple_reg.
24240 (gimplify_expr): Remove formal temp cases.
24241 (gimple_regimplify_operands): Likewise.
24242 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24243 and FILTER_EXPR like constants.
24244 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24246 (is_gimple_formal_tmp_rhs): Remove.
24247 (is_gimple_reg_rhs): Remove special casing.
24248 (is_gimple_mem_rhs): Fix.
24249 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24250 (is_gimple_formal_tmp_var): Remove.
24251 (is_gimple_formal_tmp_reg): Likewise.
24252 (is_gimple_min_lval): Allow invariant component ref parts.
24253 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24254 is_gimple_formal_tmp_reg): Remove declarations.
24255 * tree-cfg.c (verify_expr): Verify that variables with address
24256 taken do not have DECL_GIMPLE_REG_P set.
24257 * tree-mudflap.c (mf_build_check_statement_for): Use
24258 force_gimple_operand instead of gimplify_expr.
24260 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24262 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24263 schedulable rows to compute_split_row.
24265 2009-03-31 Ben Elliston <bje@au.ibm.com>
24268 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24271 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24273 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24274 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24275 * configure: Regenerate.
24276 * config.in: Regenerate.
24277 * config/rs6000/rs6000.opt (mtls-markers): Add.
24278 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24279 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24280 (tls_ld_aix, tls_ld_sysv): Likewise.
24281 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24282 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24284 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24286 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24288 2009-03-30 Jan Hubicka <jh@suse.cz>
24290 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24292 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24293 detection and label handling.
24295 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24297 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24298 left_conflicts_size.
24299 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24300 ALLOCNO_LEFT_CONFLICTS_SIZE.
24302 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24303 remove_allocno_from_bucket_and_push,
24304 allocno_spill_priority_compare, push_allocnos_to_stack,
24305 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24306 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24307 (setup_allocno_left_conflicts_num): Ditto. Rename to
24308 setup_allocno_left_conflicts_size.
24309 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24310 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24311 setup_allocno_left_conflicts_size instead of
24312 setup_allocno_left_conflicts_num.
24314 * ira-build.c (ira_create_allocno): Use
24315 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24316 ALLOCNO_LEFT_CONFLICTS_NUM.
24318 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24320 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24321 instead of DF_LR_OUT.
24323 * ira-lives.c (process_bb_node_lives): Ditto.
24325 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24326 instead of DF_LR_{OUT,IN}.
24328 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24330 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24332 2009-03-30 Jan Hubicka <jh@suse.cz>
24334 * except.c (label_to_region_map): Fix thinko.
24336 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24338 PR middle-end/38237
24339 * tree.h (tree_find_value): New declaration.
24340 * tree.c (tree_find_value): New function.
24341 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24343 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24346 * c-decl.c (struct c_binding): Add locus field.
24347 (bind): Add locus argument, set locus field from it.
24348 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24349 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24350 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24351 implicitly_declare, undeclared_variable, lookup_label,
24352 declare_label, c_make_fname_decl, c_builtin_function,
24353 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24356 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24359 * config/i386/i386.c (classify_argument): Check total size of
24362 2009-03-30 Martin Jambor <mjambor@suse.cz>
24364 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24365 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24366 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24369 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24370 seen_variable_array_ref while also traversing a union.
24372 * tree-inline.c (optimize_inline_calls): Do not call
24373 cgraph_node_remove_callees.
24374 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24375 (pass_remove_cgraph_callee_edges): New variable.
24376 * passes.c (init_optimization_passes): Add
24377 pass_remove_cgraph_callee_edges after early inlining and before all
24378 late intraprocedural passes.
24380 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24382 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24384 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24385 Fix typos in names.
24387 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24389 * combine.c (simplify_comparison): Use have_insn_for.
24390 * dojump.c (do_jump): Likewise.
24392 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24394 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24395 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24396 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24397 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24398 instead of sparc_compare_emitted.
24399 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24400 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24401 instead of sparc_compare_emitted.
24403 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24405 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24406 enter/exit cfglayout mode.
24407 (pass_partition_block): Require it.
24408 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24409 (combine_instructions): Track basic blocks instead of labels.
24410 (update_cfg_for_uncondjump): New.
24411 (try_combine): Use it. Update jumps after rescanning.
24412 (pass_combine): Require PROP_cfglayout.
24413 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24415 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24417 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24418 Provide/destroy PROP_cfglayout respectively.
24419 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24420 * tree-pass.h (PROP_cfglayout): New.
24422 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24424 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24425 fold_convert_const_fixed_from_fixed,
24426 fold_convert_const_fixed_from_int,
24427 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24428 set TREE_CONSTANT_OVERFLOW.
24429 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24430 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24432 2009-03-30 Ira Rosen <irar@il.ibm.com>
24434 * tree-vect-loop-manip.c: New file.
24435 * tree-vectorizer.c: Update documentation and included files.
24436 (vect_loop_location): Make extern.
24437 (rename_use_op): Move to tree-vect-loop-manip.c
24438 (rename_variables_in_bb, rename_variables_in_loop,
24439 slpeel_update_phis_for_duplicate_loop,
24440 slpeel_update_phi_nodes_for_guard1,
24441 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24442 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24443 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24444 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24445 find_loop_location): Likewise.
24446 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24447 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24448 get_vectype_for_scalar_type, vect_is_simple_use,
24449 supportable_widening_operation, supportable_narrowing_operation):
24451 (bb_in_loop_p): Move to tree-vect-loop.c.
24452 (new_loop_vec_info, destroy_loop_vec_info,
24453 reduction_code_for_scalar_code, report_vect_op,
24454 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24455 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24456 (vect_supportable_dr_alignment): Likewise.
24457 * tree-vectorizer.h (tree-data-ref.h): Include.
24458 (vect_loop_location): Declare.
24459 Reorganize function declarations according to the new file structure.
24460 * tree-vect-loop.c: New file.
24461 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24462 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24463 * tree-vect-data-refs.c: New file.
24464 * tree-vect-patterns.c (timevar.h): Don't include.
24465 * tree-vect-stmts.c: New file.
24466 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24467 tree-vect-slp.c, tree-vect-loop.c.
24468 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24469 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24470 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24471 (tree-vect-analyze.o): Remove.
24472 (tree-vect-transform.o): Likewise.
24473 (tree-vect-data-refs.o): Add rule.
24474 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24475 tree-vect-slp.o): Likewise.
24476 (tree-vect-patterns.o): Remove redundant dependencies.
24477 (tree-vectorizer.o): Likewise.
24478 * tree-vect-slp.c: New file.
24480 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24482 * optc-gen.awk: Warn if an option flag has multiple different
24485 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24487 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24488 -floop-block): Document dependences on PPL, CLooG and Graphite.
24490 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24492 PR rtl-optimization/323
24493 * c-common.c (c_fully_fold, convert_and_check,
24494 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24495 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24496 * c-common.def (EXCESS_PRECISION_EXPR): New.
24497 * c-cppbuiltin.c (builtin_define_float_constants): Define
24498 constants with enough digits for long double.
24499 * c-lex.c (interpret_float): Interpret constant with excess
24500 precision where appropriate.
24501 * c-opts.c (c_common_post_options): Set
24502 flag_excess_precision_cmdline. Give an error for
24503 -fexcess-precision=standard for C++ for processors where the
24504 option is significant.
24505 * c-parser.c (c_parser_conditional_expression): Handle excess
24506 precision in condition.
24507 * c-typeck.c (convert_arguments): Handle arguments with excess
24509 (build_unary_op): Move excess precision outside operation.
24510 (build_conditional_expr): Likewise.
24511 (build_compound_expr): Likewise.
24512 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24513 (build_modify_expr): Handle excess precision in RHS.
24514 (convert_for_assignment): Handle excess precision in converted
24516 (digest_init, output_init_element, process_init_element): Handle
24517 excess precision in initializer.
24518 (c_finish_return): Handle excess precision in return value.
24519 (build_binary_op): Handle excess precision in operands and add
24520 excess precision as needed for operation.
24521 * common.opt (-fexcess-precision=): New option.
24522 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24523 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24524 For standard excess precision, output explicit conversion to and
24525 truncation from XFmode.
24526 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24527 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24528 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24529 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24530 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24531 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24532 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24533 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24534 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24535 define_splits, sqrt<mode>2): Disable where appropriate for
24536 standard excess precision.
24537 * convert.c (convert_to_real): Do not shorten arithmetic to type
24538 for which excess precision would be used.
24539 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24540 * doc/invoke.texi (-fexcess-precision=): Document option.
24541 (-mfpmath=): Correct index entry.
24542 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24543 flag_excess_precision): New.
24544 * langhooks.c (lhd_post_options): Set
24545 flag_excess_precision_cmdline.
24546 * opts.c (common_handle_option): Handle -fexcess-precision=.
24547 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24548 init_excess_precision): New.
24549 (lang_dependent_init_target): Call init_excess_precision.
24550 * tree.c (excess_precision_type): New.
24551 * tree.h (excess_precision_type): Declare.
24553 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24556 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24557 non-lvalue to component.
24559 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24561 PR preprocessor/34695
24562 * Makefile.in (c-opts.o): Depend on c-tree.h.
24563 * c-common.c: Move down include of diagnostic.h.
24564 (done_lexing, c_cpp_error): New.
24565 * c-common.h (done_lexing): Declare.
24566 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24568 * c-opts.c: Include c-tree.h.
24569 (c_common_init_options): Set preprocessor error callback.
24570 (c_common_handle_option): Do not set preprocessor
24571 inhibit_warnings, warnings_are_errors, warn_system_headers,
24572 pedantic_errors or inhibit_warnings flags.
24573 (c_common_post_options): Do not check cpp_errors (parse_in).
24574 (c_common_finish): Do not output dependencies if there were
24575 errors. Do not check return value of cpp_finish.
24576 * c-ppoutput.c (pp_file_change): Set input_location.
24577 * c-tree.h (c_cpp_error): Declare.
24578 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24580 (diagnostic_build_prefix): Check override_column.
24581 * diagnostic.h (diagnostic_info): Add override_column field.
24582 (diagnostic_override_column): Define.
24584 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24586 * c-common.c (c_expand_expr, c_staticp): Remove.
24587 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24588 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24589 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24590 * c-gimplify.c (gimplify_compound_literal_expr,
24591 optimize_compound_literals_in_ctor): Remove.
24592 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24593 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24594 * c-semantics.c (emit_local_var): Remove.
24596 * langhooks-def.h (lhd_expand_expr): Remove.
24597 * langhooks.c (lhd_expand_expr): Remove.
24598 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24600 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24601 handling from c-semantics.c; don't call into langhook.
24602 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24603 * gimplify.c (gimplify_compound_literal_expr,
24604 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24605 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24606 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24607 as was done in c-gimplify.c.
24608 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24609 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24610 Move from c-common.h.
24611 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24613 * tree.c (staticp): Do not call langhook.
24614 * langhooks.c (lhd_staticp): Delete.
24615 * langhooks-def.h (lhd_staticp): Delete prototype.
24616 (LANG_HOOKS_STATICP): Delete.
24617 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24619 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24620 instead of DECL_STMTs.
24622 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24630 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24632 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24633 contained expression.
24634 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24635 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24636 conditional expressions for C.
24637 (decl_constant_value_for_optimization): Move from
24638 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24639 whether optimizing and that the expression is a VAR_DECL not of
24640 array type instead of doing such checks in the caller. Do not
24641 check pedantic. Call gcc_unreachable for C++.
24642 * c-common.def (C_MAYBE_CONST_EXPR): New.
24643 * c-common.h (c_fully_fold, c_save_expr,
24644 decl_constant_value_for_optimization): New prototypes.
24645 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24646 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24647 EXPR_INT_CONST_OPERANDS): Define.
24648 * c-convert.c (convert): Strip nops from expression.
24649 * c-decl.c (groktypename): Take extra parameters expr and
24650 expr_const_operands. Update call to grokdeclarator.
24651 (start_decl): Update call to grokdeclarator. Add statement for
24652 expressions used in type of decl.
24653 (grokparm): Update call to grokdeclarator.
24654 (push_parm_decl): Update call to grokdeclarator.
24655 (build_compound_literal): Add parameter non_const and build a
24656 C_MAYBE_COSNT_EXPR if applicable.
24657 (grokdeclarator): Take extra parameters expr and
24658 expr_const_operands. Track expressions used in declaration
24659 specifiers and declarators. Fold array sizes and track whether
24660 they are constant expressions and whether they are integer
24661 constant expressions.
24662 (parser_xref_tag): Set expr and expr_const_operands fields in
24664 (grokfield): Update call to grokdeclarator.
24665 (start_function): Update call to grokdeclarator.
24666 (build_null_declspecs): Set expr and expr_const_operands fields in
24668 (declspecs_add_type): Handle expressions in typeof specifiers.
24669 * c-parser.c (c_parser_declspecs): Set expr and
24670 expr_const_operands fields for declaration specifiers.
24671 (c_parser_enum_specifier): Likewise.
24672 (c_parser_struct_or_union_specifier): Likewise.
24673 (c_parser_typeof_specifier): Likewise. Update call to
24674 groktypename. Fold expression as needed. Return expressions with
24675 type instead of adding statements.
24676 (c_parser_attributes): Update calls to c_parser_expr_list.
24677 (c_parser_statement_after_labels): Fold expression before passing
24678 to objc_build_throw_stmt.
24679 (c_parser_condition): Fold expression.
24680 (c_parser_asm_operands): Fold expression.
24681 (c_parser_conditional_expression): Use c_save_expr. Update call
24682 to build_conditional_expr.
24683 (c_parser_alignof_expression): Update call to groktypename.
24684 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24685 original_code. Fold expression argument of va_arg. Create
24686 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24687 argument to va_arg. Update calls to groktypename. Fold array
24688 index for offsetof. Verify that first argument to
24689 __builtin_choose_expr has integer type.
24690 (c_parser_postfix_expression_after_paren_type): Update calls to
24691 groktypename and build_compound_literal. Handle expressions with
24692 side effects in type name.
24693 (c_parser_postfix_expression_after_primary): Update call to
24694 c_parser_expr_list. Set original_code for calls to
24695 __builtin_constant_p.
24696 (c_parser_expr_list): Take extra parameter fold_p. Fold
24697 expressions if requested.
24698 (c_parser_objc_type_name): Update call to groktypename.
24699 (c_parser_objc_synchronized_statement): Fold expression.
24700 (c_parser_objc_receiver): Fold expression.
24701 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24702 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24703 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24704 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24705 (struct c_typespec): Add elements expr and expr_const_operands.
24706 (struct c_declspecs): Add elements expr and expr_const_operands.
24707 (groktypename, build_conditional_expr, build_compound_literal):
24709 (in_late_binary_op): Declare.
24710 * c-typeck.c (note_integer_operands): New function.
24711 (in_late_binary_op): New variable.
24712 (decl_constant_value_for_broken_optimization): Move to c-common.c
24713 and rename to decl_constant_value_for_optimization.
24714 (default_function_array_conversion): Do not strip nops.
24715 (default_conversion): Do not call
24716 decl_constant_value_for_broken_optimization.
24717 (build_array_ref): Do not fold result.
24718 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24719 result when operand is a VLA.
24720 (c_expr_sizeof_type): Update call to groktypename. Handle
24721 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24722 result when operand names a VLA type.
24723 (build_function_call): Update call to build_compound_literal.
24724 Only fold result for calls to __builtin_* functions. Strip
24725 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24726 the function designator.
24727 (convert_arguments): Fold arguments. Update call to
24728 convert_for_assignment.
24729 (build_unary_op): Handle increment and decrement of
24730 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24731 decrement earlier. Fold operand of increment and decrement.
24732 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24733 built for integer operand. Wrap returns that are INTEGER_CSTs
24734 without being integer constant expressions or that have integer
24735 constant operands without being INTEGER_CSTs.
24736 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24737 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24738 result is an integer constant expression or can be used in
24739 unevaluated parts of one and avoid folding and wrap as
24740 appropriate. Fold operands before possibly doing -Wsign-compare
24742 (build_compound_expr): Wrap result for C99 if operands can be used
24743 in integer constant expressions.
24744 (build_c_cast): Update call to digest_init. Do not ignore
24745 overflow from casting floating-point constants to integers. Wrap
24746 results that could be confused with integer constant expressions,
24747 null pointer constants or floating-point constants.
24748 (c_cast_expr): Update call to groktypename. Handle expressions
24749 included in type name.
24750 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
24751 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
24752 Update calls to convert_for_assignment.
24753 (convert_for_assignment): Take new parameter
24754 null_pointer_constant. Do not strip nops or call
24755 decl_constant_value_for_broken_optimization. Set
24756 in_late_binary_op for conversions to boolean.
24757 (store_init_value): Update call to digest_init.
24758 (digest_init): Take new parameter null_pointer_constant. Do not
24759 call decl_constant_value_for_broken_optimization. pedwarn for
24760 initializers not constant expressions. Update calls to
24761 convert_for_assignment.
24762 (constructor_nonconst): New.
24763 (struct constructor_stack): Add nonconst element.
24764 (really_start_incremental_init, push_init_level, pop_init_level):
24765 Handle constructor_nonconst and nonconst element.
24766 (set_init_index): Call constant_expression_warning for array
24768 (output_init_element): Fold value. Set constructor_nonconst as
24769 applicable. pedwarn for initializers not constant expressions.
24770 Update call to digest_init. Call constant_expression_warning
24771 where constant initializers are required.
24772 (process_init_element): Use c_save_expr.
24773 (c_finish_goto_ptr): Fold expression.
24774 (c_finish_return): Fold return value. Update call to
24775 convert_for_assignment.
24776 (c_start_case): Fold switch expression.
24777 (c_process_expr_stmt): Fold expression.
24778 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
24779 ensure statement expression is not evaluated in constant expression.
24780 (build_binary_op): Track whether results are integer constant
24781 expressions or may occur in such, disable folding and wrap results
24782 as applicable. Fold operands for -Wsign-compare warnings unless
24784 (c_objc_common_truthvalue_conversion): Handle results folded to
24785 integer constants that are not integer constant expressions.
24786 * doc/extend.texi: Document when typeof operands are evaluated,
24787 that condition of __builtin_choose_expr is an integer constant
24788 expression, and more about use of __builtin_constant_p in
24791 2009-03-29 Richard Guenther <rguenther@suse.de>
24793 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
24794 propagate addresses of array references.
24796 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
24798 * regmove.c (perhaps_ends_bb_p): Remove.
24799 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
24800 from INSN and check that the main loop stays within that basic block.
24801 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
24802 (regmove_forward_pass): Split out from regmove_optimize. Use
24803 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
24804 (regmove_backward_pass): Split out from regmove_optimize. Use
24805 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
24806 (regmove_optimize): Simplify.
24808 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24811 * config/i386/i386.c (classify_argument): Ignore flexible array
24812 member in struct and warn ABI change.
24814 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24816 * config/i386/i386-protos.h (ix86_agi_dependent): New.
24818 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
24819 (ix86_adjust_cost): Updated.
24821 2009-03-29 Jan Hubicka <jh@suse.cz>
24823 PR middle-end/28850
24824 * tree-pass.h (pass_cleanup_eh): New function.
24825 (remove_unreachable_regions): Break code handling RTL
24826 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
24827 that can not be reached by runtime.
24828 (can_be_reached_by_runtime): New function.
24829 (label_to_region_map): New function.
24830 (num_eh_regions): New function.
24831 (rtl_remove_unreachable_regions): New function.
24832 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
24833 (remove_eh_region): New function.
24834 * except.h: Include sbitmap and vecprim.
24835 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
24836 num_eh_regions): Declare.
24837 * passes.c (init_optimization_passes): Schedule cleanup_eh.
24838 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
24839 * tree-eh.c (tree_remove_unreachable_handlers): New function.
24840 (tree_empty_eh_handler_p): New function.
24841 (cleanup_empty_eh): New function.
24842 (cleanup_eh): New function.
24843 (pass_cleanup_eh): New function.
24845 2009-03-29 Jan Hubicka <jh@suse.cz>
24847 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
24848 for removed regions.
24850 2009-03-29 Jan Hubicka <jh@suse.cz>
24852 * except.c (dump_eh_tree): Dump all datastructures.
24854 2009-03-29 Jan Hubicka <jh@suse.cz>
24856 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
24857 (duplicate_eh_regions_1): Likewise.
24858 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
24859 vector; call EH verification.
24860 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24861 Be ready for region being removed.
24863 2009-03-29 Jan Hubicka <jh@suse.cz>
24865 * bitmap.c (bitmap_last_set_bit): New function.
24866 * bitmap.h (bitmap_last_set_bit): Declare.
24868 2009-03-29 David Ayers <ayers@fsfe.org>
24871 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
24872 by calling objc_compare_types and surpress warnings about
24873 incompatible C pointers that are compatible ObjC pointers.
24875 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
24877 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
24878 call initialize_inline_failed.
24879 (initialize_inline_failed): Move it from here ...
24880 * cgraph.c (initialize_inline_failed): ... to here.
24881 (cgraph_create_edge): Call initialize_inline_failed rather than
24882 setting inline_failed directly.
24884 2009-03-29 Ben Elliston <bje@au.ibm.com>
24887 * sysv4.opt (msdata): Improve comment.
24888 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
24889 * sysv4.h (SVR4_ASM_SPEC): Likewise.
24891 2009-03-29 Ben Elliston <bje@au.ibm.com>
24894 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
24895 load and store attributes.
24897 2009-03-29 Ben Elliston <bje@au.ibm.com>
24899 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
24900 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
24901 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
24902 * doc/extend.texi (X86 Built-in Functions): Add index entries for
24903 __builtin_infq and __builtin_huge_valq.
24905 2009-03-28 Anatoly Sokolov <aesok@post.ru>
24907 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
24909 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24910 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
24912 2009-03-28 Xinliang David Li <davidxl@google.com>
24914 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
24915 (do_dbg_cnt): New function.
24917 2009-03-28 Jan Hubicka <jh@suse.cz>
24919 Merge from pretty-ipa:
24921 2009-03-27 Jan Hubicka <jh@suse.cz>
24923 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24924 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
24925 * passes.c (function_called_by_processed_nodes_p): New.
24926 * ipa-pure-const.c (check_call): Fix handling of operands.
24927 (analyze_function): Dump debug output for skipped bodies.
24928 (local_pure_const): Use function_called_by_processed_nodes_p.
24929 * dwarf2out.c (reference_to_unused): Use output.
24930 * passes.c (do_per_function_toporder): Likewise.
24932 2008-11-12 Jan Hubicka <jh@suse.cz>
24934 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
24935 * ipa-pure-const.c (funct_state_d): Add can throw field; make
24936 state_set_in_source enum
24937 (check_decl): Ignore memory tags; do not set fake looping flags;
24939 (check_operand, check_tree, check_rhs_var, check_lhs_var,
24940 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
24941 (check_call, analyze_function): Rewrite.
24943 (add_new_function): Update call of analyze_function.
24944 (generate_summary): Add call of analyze_function.
24945 (propagate): Propagate can_throw; handle state_set_in_source correctly.
24946 (local_pure_const): New function.
24947 (pass_local_pure_const): New pass.
24948 * ipa-inline.c (inline_transform): Set after_inlining.
24949 * tree-eh.c (stmt_can_throw_external): New.
24950 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
24951 work with aliasing built.
24952 * tree-flow.h (stmt_can_throw_external): New.
24953 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
24954 and local pure/const pass in early and late optimization queue.
24956 2009-03-28 Martin Jambor <mjambor@suse.cz>
24958 * fold-const.c (get_pointer_modulus_and_residue): New parameter
24960 (fold_binary): Allow function decl aligment consideration is the
24961 second argument is integer constant one.
24962 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
24963 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
24964 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
24966 2009-03-28 Jan Hubicka <jh@suse.cz>
24968 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
24969 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
24970 * function.h (rtl_data): Add nothrow flag.
24971 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
24972 set DECL_NOTHROW for AVAILABLE functions.
24974 2009-03-28 Jakub Jelinek <jakub@redhat.com>
24976 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
24977 following vector keyword has expansion starting with pixel or bool
24978 keyword, expand vector to __vector and pixel or bool to __pixel or
24982 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
24983 warn_if_disallowed_function_p): Removed.
24984 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
24985 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
24986 warning_if_disallowed_function_p.
24987 * flags.h (warn_if_disallowed_function_p,
24988 warn_disallowed_functions): Removed.
24989 * common.opt (Wdisallowed-function-list=): Removed.
24990 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
24992 2009-03-28 Richard Guenther <rguenther@suse.de>
24994 PR tree-optimization/38723
24995 * tree-ssa-pre.c (compute_avail): Add all default definitions to
24998 2009-03-28 Jan Hubicka <jh@suse.cz>
25000 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
25001 test introduced by my previous patch.
25003 2009-03-28 Richard Guenther <rguenther@suse.de>
25005 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25006 the PHIs value undefined.
25008 2009-03-28 Jan Hubicka <jh@suse.cz>
25010 * tree-pass.h (pass_fixup_cfg): New pass.
25011 * ipa-inline.c (inline_transform): Set
25012 always_inline_functions_inlined/after_inlining.
25013 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25014 (pass_fixup_cfg): New pass.
25015 * passes.c (init_optimization_passes): Add fixup_cfg.
25017 2009-03-28 Richard Guenther <rguenther@suse.de>
25019 PR tree-optimization/38458
25020 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25021 argument use the arguments copy-of value.
25023 2009-03-28 Richard Guenther <rguenther@suse.de>
25025 PR tree-optimization/38180
25026 * tree-ssa-ccp.c (get_default_value): Simplify.
25027 (likely_value): Likewise.
25028 (surely_varying_stmt_p): Properly handle VOP case.
25029 (ccp_initialize): Likewise.
25030 (ccp_fold): Handle propagating through *&.
25031 (fold_const_aggregate_ref): Also handle decls.
25033 2009-03-28 Jan Hubicka <jh@suse.cz>
25035 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25036 * cgraph.h (cgraph_node): Likewise.
25037 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25038 (cgraph_reset_node): Use process flag.
25039 (cgraph_mark_functions_to_output): Likewise.
25040 (cgraph_expand_function): Likewise.
25041 (cgraph_expand_all_functions): Likewise.
25042 (cgraph_output_in_order): Likewise.
25043 * dwarf2out.c (reference_to_unused): Likewise.
25044 * passes.c do_per_function_toporder): Likewise.
25046 2009-03-28 Jan Hubicka <jh@suse.cz>
25048 Bring from lto-branch:
25050 2008-09-03 Doug Kwan <dougkwan@google.com>
25052 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25053 enums instead of reason strings.
25054 * cgraph.c (cgraph_create_edge): Same.
25055 (cgraph_inline_failed_string): New function.
25056 * cgraph.h (cgraph_inline_failed_t): New enum type.
25057 (cgraph_inline_failed_string): New prototype.
25058 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25059 char pointer to cgraph_inline_failed_t.
25060 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25061 (cgraph_default_inline_p): Ditto.
25062 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25063 to cgraph_inline_failed_t pointer.
25064 * cif-code.def: New file.
25065 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25067 (cgraph_check_inline_limits): Change type of REASON to pointer to
25068 cgraph_inline_failed_t. Replace reason strings with enums.
25069 (cgraph_default_inline_p): Ditto.
25070 (cgraph_recursive_inlining_p): Ditto.
25071 (update_caller_keys): Change type of FAILED_REASON to
25072 cgraph_inline_failed_t.
25073 (cgraph_set_inline_failed): Change type of REASON to pointer to
25074 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25075 convert enums to strings for text output.
25076 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25077 to be of type cgraph_inline_failed_t. Replace reason strings with
25078 enums. Call cgraph_inline_failed_string to covert enums
25079 to strings for text output.
25080 (cgraph_decide_inlining): Replace reason strings with enums.
25081 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25082 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25084 * tree-inline.c (expand_call_inline): Change type of REASON
25085 to cgraph_inline_failed_t. Replace reason strings with enums.
25086 Call cgraph_inline_failed_string for text output.
25087 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25090 2009-03-28 Jan Hubicka <jh@suse.cz>
25092 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25093 cgraph_clone_node): Remove master clone handling.
25094 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25095 * cgraph.h (master_clone): Remove.
25096 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25097 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25098 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25100 2009-03-28 Jan Hubicka <jh@suse.cz>
25102 * cgraph.c (cgraph_function_body_availability): Functions declared
25103 inline are always safe to assume that it is not going to be replaced.
25105 2009-03-28 Richard Guenther <rguenther@suse.de>
25107 PR tree-optimization/38513
25108 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25109 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25110 EXC_PTR_EXPR and FILTER_EXPR.
25111 (get_ref_from_reference_ops): Likewise.
25113 2009-03-28 Richard Guenther <rguenther@suse.de>
25115 PR tree-optimization/38968
25116 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25117 Use FLOOR_MOD_EXPR to compute misalignment.
25119 2009-03-28 Richard Guenther <rguenther@suse.de>
25121 PR tree-optimization/37795
25122 * tree.h (combine_comparisons): Declare.
25123 * fold-const.c (combine_comparisons): Export.
25124 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25126 (ifcombine_iforif): Use combine_comparisons.
25128 2009-03-28 Jan Hubicka <jh@suse.cz>
25130 * tree-eh.c (inlinable_call_p): New function.
25131 (make_eh_edges): Use it.
25132 (verify_eh_edges): Use it.
25133 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25134 * except.c (reachable_next_level): Add inlinable_function argument
25135 (sjlj_find_directly_reachable_regions): Update.
25136 (add_reachable_handler): Do not set saw_any_handlers.
25137 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25138 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25139 Add new inlinable call parameter.
25140 (can_throw_internal, can_throw_external): Update.
25141 * except.h (can_throw_internal_1, can_throw_external_1,
25142 foreach_reachable_handler): Update declaration.
25144 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25146 * config/arm/t-arm-coff, config/h8300/coff.h,
25147 config/i386/i386-aout.h, config/i386/i386-coff.h,
25148 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25149 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25150 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25151 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25152 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25153 sys-types.h: Remove.
25154 * Makefile.in: Remove protoize and fixproto support and references
25156 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25157 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25159 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25160 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25161 unprotoize$(exeext).
25162 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25163 (.PHONY): Don't depend on proto.
25164 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25165 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25166 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25167 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25168 build/gen-protos.o, build/scan.o, xsys-protos.h,
25169 build/fix-header$(build_exeext), build/fix-header.o,
25170 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25171 stmp-install-fixproto): Remove.
25172 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25173 SYSCALLS.c or fixproto files.
25174 (install-common): Don't install protoize.
25175 (install-headers-tar, install-headers-cpio, install-headers-cp):
25176 Don't depend on $(STMP_FIXPROTO).
25177 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25178 install fixproto files or write out fixproto settings.
25179 (uninstall): Don't uninstall protoize.
25180 * config.gcc (use_fixproto): Remove.
25181 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25182 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25183 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25184 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25185 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25186 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25187 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25188 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25189 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25190 * config/t-vxworks (STMP_FIXPROTO): Remove.
25191 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25192 STMP_FIXPROTO): Remove.
25193 * config.in, configure: Regenerate.
25194 * crtstuff.c (gid_t, uid_t): Don't undefine.
25195 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25196 (arm-*-coff, arm-*-aout: Remove target entries.
25197 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25198 Remove mention of AIX 4.1.
25199 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25200 * doc/invoke.texi (Running Protoize): Remove.
25201 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25202 (Protoize Caveats): Remove.
25203 * tsystem.h: Update comments on headers assumed to exist.
25205 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25207 * genautomata.c: Add a new year to the copyright. Add a new
25209 (struct insn_reserv_decl): Add comments for member bypass_list.
25210 (find_bypass): Remove.
25211 (insert_bypass): New.
25212 (process_decls): Use insert_bypass.
25213 (output_internal_insn_latency_func): Output all bypasses with the
25214 same input insn in one switch case.
25216 * rtl.def (define_bypass): Describe bypass choice.
25217 * doc/md.texi (define_bypass): Ditto.
25219 2009-03-27 Richard Guenther <rguenther@suse.de>
25221 * gimplify.c (mark_addressable): Export.
25222 * tree-flow.h (mark_addressable): Declare.
25223 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25224 * tree-ssa.c (verify_phi_args): Verify that address taken
25225 variables have TREE_ADDRESSABLE set.
25227 2009-03-27 Richard Guenther <rguenther@suse.de>
25229 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25230 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25231 Do not mark decls TREE_ADDRESSABLE.
25232 (build_fold_addr_expr): Adjust.
25233 (fold_addr_expr): Remove.
25234 (fold_unary): Use build_fold_addr_expr.
25235 (fold_comparison): Likewise.
25236 (split_address_to_core_and_offset): Likewise.
25237 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25239 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25240 (gimplify_modify_expr_to_memcpy): Mark source and destination
25242 * omp-low.c (create_omp_child_function): Mark the object decl
25244 (lower_rec_input_clauses): Mark the var we take the address of
25246 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25248 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25250 PR middle-end/39315
25251 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25252 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25254 2009-03-27 Richard Guenther <rguenther@suse.de>
25256 PR tree-optimization/39120
25257 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25259 (handle_lhs_call): Process return constraints. Add escape
25260 constraints if necessary.
25261 (handle_const_call): Fill out return constraints. Make nested
25262 case more precise. Avoid consttmp if possible.
25263 (handle_pure_call): Fill out return constraints. Avoid
25264 callused if possible.
25265 (find_func_aliases): Simplify call handling.
25267 2009-03-27 Richard Guenther <rguenther@suse.de>
25269 PR tree-optimization/39120
25270 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25271 as a representative.
25272 (solve_graph): Do propagate CALLUSED.
25273 (handle_pure_call): Use a scalar constraint from CALLUSED for
25275 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25278 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25281 * c-common.c (handle_aligned_attribute): Properly check alignment
25282 overflow. Use (1U << i) instead of (1 << i).
25284 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25286 * expr.h (get_mem_align_offset): Updated.
25288 * tree.h (tree_decl_common): Change align to "unsigned int" and
25289 move it before pointer_alias_set.
25291 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25292 Jakub Jelinek <jakub@redhat.com>
25295 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25296 gr_register_operand with gr_reg_or_0_operand.
25297 (cmpxchg_rel_di): Likewise.
25298 (sync_lock_test_and_set<mode>): Likewise.
25300 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25302 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25303 (true_regnum): Likewise.
25305 * rtlanal.c (subreg_info): Moved to ...
25306 * rtl.h (subreg_info): Here. New.
25307 (subreg_get_info): New.
25309 * rtlanal.c (subreg_get_info): Make it extern.
25311 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25314 * config/i386/i386.c (ix86_abi): New.
25315 (override_options): Handle -mabi=.
25316 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25317 (ix86_call_abi_override): Likewise.
25318 (init_cumulative_args): Likewise.
25319 (function_arg_advance): Likewise.
25320 (function_arg_64): Likewise.
25321 (function_arg): Likewise.
25322 (ix86_pass_by_reference): Likewise.
25323 (ix86_function_value_regno_p): Likewise.
25324 (ix86_build_builtin_va_list_abi): Likewise.
25325 (setup_incoming_varargs_64): Likewise.
25326 (is_va_list_char_pointer): Likewise.
25327 (ix86_init_machine_status): Likewise.
25328 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25329 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25330 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25331 (ix86_function_abi): Make it static and return enum calling_abi.
25332 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25334 (ix86_fn_abi_va_list): Updated.
25336 * config/i386/i386.h (ix86_abi): New.
25337 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25338 (CONDITIONAL_REGISTER_USAGE): Likewise.
25339 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25340 (machine_function): Likewise.
25342 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25344 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25345 (STACK_BOUNDARY): Likewise.
25346 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25348 * config/i386/i386.opt (mabi=): New.
25350 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25351 return enum calling_abi.
25352 (ix86_function_type_abi): Likewise.
25353 (ix86_function_abi): Removed.
25355 * doc/invoke.texi: Document -mabi= option for x86.
25357 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25359 * builtins.c (real_dconstp): Delete.
25360 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25362 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25363 Jakub Jelinek <jakub@redhat.com>
25366 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25367 (gen_subprogram_die): When a function is explicit, generate the
25368 DW_AT_explicit attribute.
25369 * langhooks.h (struct lang_hooks_for_decls): Add
25370 function_decl_explicit_p langhook.
25371 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25372 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25374 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25376 * builtins.c (fold_builtin_memory_op): Optimize memmove
25377 into memcpy if we can prove source and destination don't overlap.
25379 * tree-inline.c: Include gt-tree-inline.h.
25380 (clone_fn_id_num): New variable.
25381 (clone_function_name): New function.
25382 (tree_function_versioning): Use it.
25383 * Makefile.in (GTFILES): Add tree-inline.c.
25385 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25387 * BASE-VER: Change to 4.5.0.
25389 2009-03-27 Xinliang David Li <davidxl@google.com>
25391 PR tree-optimization/39557
25392 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25394 2009-03-27 Xinliang David Li <davidxl@google.com>
25396 PR tree-optimization/39548
25397 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25400 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25402 * c-common.c (pointer_int_sum): Use %wd on return from
25405 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25407 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25408 on return from tree_low_cst.
25410 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25413 * ginclude/stdarg.h (va_copy): Define also for
25414 __GXX_EXPERIMENTAL_CXX0X__.
25416 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25419 * builtins.h (c_strlen): Do not warn here.
25420 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25421 * c-common.c (pointer_int_sum): Take an explicit location.
25422 Warn about offsets out of bounds.
25423 * c-common.h (pointer_int_sum): Adjust declaration.
25425 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25427 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25430 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25433 * opts.c (warn_if_disallowed_function_p): Don't assume
25434 get_callee_fndecl must return non-NULL.
25436 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25438 PR rtl-optimization/39522
25439 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25440 when reg_reloaded_valid is set.
25442 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25444 * config/spu/divv2df3.c: New file.
25445 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25446 (DPBIT_FUNCS): Filter out _div_df.
25448 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25450 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25451 a jump insn, count that jump in the distance to the loop start.
25453 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25456 * config/sh/sh.c (calc_live_regs): Fix condition for global
25457 registers except PIC_OFFSET_TABLE_REGNUM.
25459 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25462 * doc/invoke.texi (-mconsole): New.
25464 (-mno-cygwin): New.
25466 (-mnop-fun-dllimport): New.
25470 (sub section "i386 and x86-64 Windows Options"): New.
25472 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25474 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25475 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25477 2009-03-25 Richard Guenther <rguenther@suse.de>
25479 PR middle-end/39497
25480 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25483 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25485 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25486 neither of haifa/selective schedulers are working.
25488 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25490 * doc/invoke.texi (Debugging Options): Fix description of
25491 -fno-merge-debug-strings.
25493 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25495 * config/cris/libgcc.ver: New version-script.
25496 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25498 * configure.ac <GAS features, nop mnemonic>: Add pattern
25499 crisv32-*-* for "nop".
25500 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25501 * configure: Regenerate.
25503 2009-03-24 Ira Rosen <irar@il.ibm.com>
25505 PR tree-optimization/39529
25506 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25507 mark_sym_for_renaming for the tag copied to the new vector
25510 2009-03-24 Arthur Loiret <aloiret@debian.org>
25512 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25513 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25514 EXTRA_SPEC_FUNCTIONS.
25515 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25516 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25517 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25518 -march and -mtune options.
25520 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25522 * config/m68k/t-rtems: Add m5329 multilib.
25524 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25525 Jakub Jelinek <jakub@redhat.com>
25528 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25531 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25534 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25535 instead of c_parser_expression_conv, if original_code isn't one of the
25536 4 allowed comparison codes, fail.
25538 2009-03-23 Richard Guenther <rguenther@suse.de>
25540 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25541 * tree.h (struct tree_type): Likewise.
25542 * reload.h (struct insn_chain): Likewise.
25543 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25544 * function.h (struct function): Likewise.
25545 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25547 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25549 PR tree-optimization/39516
25550 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25552 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25554 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25555 should be set true if BITS_PER_WORD of target is bigger than 32
25557 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25559 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25560 Translate -B-options to -rpath-link. Correct existing
25561 rpath-link and conditionalize on !nostdlib.
25563 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25565 * doc/extend.texi (Function Attributes, Variable Attributes):
25567 * doc/invoke.texi (Debugging Options, Optimize Options)
25568 (i386 and x86-64 Options, MCore Options): Likewise.
25570 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25573 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25574 it for block local namespace aliases.
25575 (gen_decl_die): Pass context_die to gen_namespace_die.
25577 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25580 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25581 minimum or maximum value.
25583 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25585 * reginfo.c (globalize_reg): Recompute derived reg sets.
25587 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25590 * libgcc2.c (mprotect): Do not use signed arguments for
25591 VirtualProtect, use DWORD arguments. Also fix the 'may
25592 be used uninitialized' warning for the np variable.
25594 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25597 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25598 functions using regparm calling conventions when not optimizing.
25599 (ix86_function_sseregparm): Similarly for sseregparm calling
25602 2009-03-19 Li Feng <nemokingdom@gmail.com>
25604 PR middle-end/39500
25605 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25606 dependence if the first conflict is after niter iterations.
25608 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25610 PR middle-end/38609
25611 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25612 functions with dynamic stack-pointer adjustments.
25614 2009-03-19 Ben Elliston <bje@au.ibm.com>
25616 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25617 option; change to -msdata=data.
25619 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25621 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25624 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25627 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25629 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25631 * doc/invoke.texi (Code Gen Options): Expand discussion of
25634 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25636 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25637 * matrix-reorg.c (struct matrix_info): Likewise.
25638 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25639 * rtl.h (struct mem_attrs): Likewise.
25640 * df.h (struct df): Likewise.
25641 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25642 * ira-int.h (struct ira_allocno): Likewise.
25643 * df-scan.c (struct df_collection_rec): Likewise.
25644 * ira.c (struct equivalence): Likewise.
25645 * function.c (struct temp_slot): Likewise.
25646 * cfgloop.h (struct loop): Likewise.
25649 * function.c (use_register_for_decl): When not optimizing, disregard
25650 register keyword for variables with types containing methods.
25652 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25654 PR middle-end/39447
25655 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25656 (is_simple_operand): Call contains_component_ref_p before calling data
25657 reference analysis that would fail on COMPONENT_REFs.
25659 * tree-vrp.c (search_for_addr_array): Fix formatting.
25661 2009-03-18 Richard Guenther <rguenther@suse.de>
25663 * tree-vect-transform.c (vect_loop_versioning): Fold the
25664 generated comparisons.
25665 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25666 (slpeel_tree_peel_loop_to_edge): Likewise.
25668 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25670 PR middle-end/37805
25671 * opts.c (print_specific_help): In addition to `undocumented',
25672 accept `separate' and `joined' flags if passed alone. Describe
25673 output by the first matched one of those.
25674 (common_handle_option): Skip over empty strings.
25675 * gcc.c (display_help): Fix help string for `--help='.
25676 * doc/invoke.texi (Option Summary, Overall Options): With
25677 `--help=', classes and qualifiers can both be repeated, but
25678 only the latter can be negated. One should not pass only
25679 negated qualifiers. Fix markup and examples.
25682 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25683 PR middle-end/37805
25684 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25685 and -fhelp=separate.
25687 2009-03-17 Jing Yu <jingyu@google.com>
25689 PR middle-end/39378
25690 * function.h (struct rtl_data): Move is_thunk from here...
25691 (struct function): ...to here.
25692 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25693 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25695 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25697 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25698 (alpha_output_function_end_prologue): Likewise.
25699 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25700 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25701 (rs6000_output_function_epilogue): Likewise.
25702 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25704 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25707 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25708 from different units in a single alternative.
25709 (*truncdfsf_i387): Ditto.
25710 (*truncxfsf2_mixed): Ditto.
25711 (*truncxfdf2_mixed): Ditto.
25713 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25715 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25716 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25719 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25720 unused non-artificial variables when not optimizing.
25723 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25724 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25725 NAMESPACE_DECL in its DECL_INITIAL.
25727 PR middle-end/39443
25728 * optabs.c (set_user_assembler_libfunc): New function.
25729 * expr.h (set_user_assembler_libfunc): New prototype.
25730 * c-common.c: Include libfuncs.h.
25731 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25732 for memcmp, memset, memcpy, memmove and abort.
25733 * Makefile.in (c-common.o): Depend on libfuncs.h.
25736 * dwarf2out.c (gen_inlined_enumeration_type_die,
25737 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25738 gen_tagged_type_instantiation_die): Removed.
25739 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25742 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25745 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25747 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25748 (check-parallel-%): Ditto.
25749 (check-consistency): Ditto.
25751 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
25753 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
25754 local variable rhs by NULL_TREE.
25756 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25759 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
25761 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25764 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
25766 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25769 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
25770 for ms->sysv ABI calls only in 64bit mode.
25772 * config/i386/i386.md (untyped_call): Support 32bit.
25774 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
25776 * doc/extend.texi: Replace x86_65 with x86_64.
25778 2009-03-16 Jakub Jelinek <jakub@redhat.com>
25780 PR tree-optimization/39455
25781 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
25782 mismatches for POINTER_TYPE_P (type).
25783 (number_of_iterations_le): Likewise.
25785 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25787 * config/picochip/picochip.c: Removed profiling support.
25788 * config/picochip/picochip.md: Removed profiling instruction.
25789 * config/picochip/picochip.h: Removed profiling builtin.
25791 2009-03-16 Joseph Myers <joseph@codesourcery.com>
25793 * doc/install.texi (--with-host-libstdcxx): Document.
25795 2009-03-14 Anatoly Sokolov <aesok@post.ru>
25798 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
25799 generate a warning if the function name does not begin with
25800 "__vector" and the function has either the 'signal' or 'interrupt'
25801 attribute, from here to ...
25802 (avr_declare_function_name): ...here. New function.
25803 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
25804 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
25806 2009-03-14 Jakub Jelinek <jakub@redhat.com>
25809 * cse.c (fold_rtx): Don't modify original const_arg1 when
25810 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
25811 separate variable instead.
25812 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
25813 from out of range shift counts.
25814 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
25816 2009-03-13 Catherine Moore <clm@codesourcery.com>
25818 * config/i386/x-mingw32 (host-mingw32.o): Replace
25819 diagnostic.h with $(DIAGNOSTIC_H).
25821 2009-03-12 Jakub Jelinek <jakub@redhat.com>
25824 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
25826 * config/i386/sync.md (sync_compare_and_swap<mode>,
25827 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
25828 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
25830 (sync_double_compare_and_swapdi_pic,
25831 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
25832 cmpxchg8b_pic_memory_operand instead of just memory_operand.
25834 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25837 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
25839 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25842 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25843 (avx_addsubv4df3): Likewise.
25844 (*avx_addsubv4sf3): Likewise.
25845 (sse3_addsubv4sf3): Likewise.
25847 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25850 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
25852 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
25855 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
25856 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
25857 registers for allocnos created from user-defined variables.
25859 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25862 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
25863 of non-integer mode as well.
25865 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
25867 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
25868 for functions for which the parameter types are unknown.
25870 2009-03-11 Jakub Jelinek <jakub@redhat.com>
25873 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
25874 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
25875 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
25876 * config/i386/i386.c (ix86_local_alignment): For
25877 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
25878 long long variables on the stack to avoid dynamic realignment.
25879 Allow the first argument to be a decl rather than type.
25880 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
25882 2009-03-11 Nick Clifton <nickc@redhat.com>
25885 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
25887 Add description to mno-lsim option.
25888 * config/mcore/mcore.h: Remove comment about deprecated m4align
25890 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
25891 * doc/invoke.texi: Add description of mno-lsim and
25892 mstack-increment options.
25894 * config/fr30/fr30.opt: Document the -mno-lsim option.
25895 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
25896 and -mno-lsim options.
25898 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25900 * fold-const.c (fold_comparison): Only call fold_inf_compare
25901 if the mode supports infinities.
25903 2009-03-11 Jason Merrill <jason@redhat.com>
25906 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
25907 end already did. Notice GIMPLE_CALL modifications of the result.
25908 Don't copy debug information from an ignored decl or a decl from
25911 2009-03-10 Richard Guenther <rguenther@suse.de>
25912 Nathan Froyd <froydnj@codesourcery.com>
25914 PR middle-end/37850
25915 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
25916 (__divMODE3): Likewise.
25918 2009-03-09 Jakub Jelinek <jakub@redhat.com>
25920 PR tree-optimization/39394
25921 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
25922 DECL_SIZE_UNIT of variable length FIELD_DECLs.
25924 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25926 * recog.c (verfiy_changes): Disallow renaming of hard regs in
25927 inline asms for register asm ("") declarations.
25929 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
25931 * fold-const.c (fold_unary): Fix comment.
25933 2009-03-07 Jan Hubicka <jh@suse.cz>
25936 * tree-inline.c (setup_one_parameter): Do replacement of const
25937 argument by constant in SSA form.
25939 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25941 PR middle-end/38028
25942 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
25943 determine alignment passed to assign_stack_local.
25944 (assign_parms_unsplit_complex): Likewise.
25945 * except.c (sjlj_build_landing_pads): Likewise.
25947 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25949 PR middle-end/39360
25950 * tree-flow.h (add_referenced_var): Return bool instead of void.
25951 * tree-dfa.c (add_referenced_var): Return result of
25952 referenced_var_check_and_insert call.
25953 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
25954 of referenced_var_check_and_insert.
25957 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
25958 (gen_variable_die): Emit DW_AT_location on abstract static variable's
25959 DIE, don't emit it if abstract origin already has it.
25960 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
25961 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
25963 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25965 * genpreds.c (needs_variable): Fix parentheses at variable name
25967 (write_tm_constrs_h): Indent generated code.
25969 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25971 * doc/extend.texi (Function Attributes): Add documentation
25972 for isr attributes.
25974 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25977 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
25978 take locus from its DECL_SOURCE_LOCATION instead of input_location.
25980 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25982 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
25985 2009-03-05 Jakub Jelinek <jakub@redhat.com>
25988 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
25989 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
25991 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
25993 * config/i386/i386.md (R8_REG, R9_REG): New constants.
25994 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
25995 constants instead of magic numbers.
25996 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
25998 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
25999 (x86_64_ms_abi_int_parameter_registers): Ditto.
26000 (x86_64_int_return_registers): Ditto.
26001 (ix86_maybe_switch_abi): Ditto.
26002 (ix86_expand_call): Ditto for clobbered_registers array.
26003 (ix86_hard_regno_mode_ok): Ditto.
26004 (x86_extended_QIreg_mentioned_p): Ditto.
26006 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26008 PR tree-optimization/39349
26009 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26011 * combine.c (gen_lowpart_for_combine): Use omode when generating
26014 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26016 PR rtl-optimization/39235
26017 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26019 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26021 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26023 2009-03-04 Richard Guenther <rguenther@suse.de>
26025 PR tree-optimization/39362
26026 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26027 that occur in abnormal PHIs should be varying.
26029 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26031 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26033 (simple_iv): Take loop as an argument instead of statement.
26034 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26035 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26037 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26039 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26040 * matrix-reorg.c (analyze_transpose): Ditto.
26041 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26042 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26043 * tree-predcom.c (ref_at_iteration): Ditto.
26044 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26046 2009-03-04 Richard Guenther <rguenther@suse.de>
26048 PR tree-optimization/39358
26049 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26050 escaped_id and callused_id.
26051 (solve_graph): Likewise.
26053 2009-03-04 Richard Guenther <rguenther@suse.de>
26055 PR tree-optimization/39339
26056 * tree-sra.c (try_instantiate_multiple_fields): Make it
26057 no longer ICE on the above.
26059 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26061 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26062 that fits within Pmode.
26064 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26066 PR middle-end/10109
26067 * tm.texi (LIBCALL_VALUE): Update description.
26069 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26071 PR middle-end/34443
26072 * doc/extend.texi (section): Update description.
26074 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26076 PR middle-end/39345
26077 * tree-inline.c (remapped_type): New.
26078 (can_be_nonlocal): Call remapped_type instead of remap_type.
26080 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26083 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26084 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26086 2009-03-03 Richard Guenther <rguenther@suse.de>
26088 PR middle-end/39272
26089 * tree.c (tree_nonartificial_location): New function.
26090 * tree.h (tree_nonartificial_location): Declare.
26091 * builtins.c (expand_builtin_memory_chk): Provide location
26092 of the call location for artificial function pieces.
26093 (maybe_emit_chk_warning): Likewise.
26094 (maybe_emit_sprintf_chk_warning): Likewise.
26095 (maybe_emit_free_warning): Likewise.
26096 * expr.c (expand_expr_real_1): Likewise.
26098 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26100 PR tree-optimization/39343
26101 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26102 COMPONENT_REF t has ARRAY_TYPE.
26104 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26106 PR middle-end/39335
26107 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26108 when the type precision of the induction variable should be
26109 larger than the type precision of nit.
26110 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26111 * graphite.c (graphite_loop_normal_form): Same.
26112 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26114 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26116 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26117 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26118 numbers to describe clobbered registers.
26119 (*call_value_0_rex64_ms_sysv): Ditto.
26120 * config/i386/mmx.md (mmx_emms): Ditto.
26121 (mmx_femms): Ditto.
26123 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26125 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26128 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26130 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26131 (spu_section_type_flags): New function.
26133 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26135 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26136 reg_class_contents of FLOAT_REGS into a temporary.
26138 2009-03-02 Richard Guenther <rguenther@suse.de>
26139 Ira Rosen <irar@il.ibm.com>
26141 PR tree-optimization/39318
26142 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26143 information to the vectorized statement.
26145 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26147 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26148 variable. Use defined names instead of magic constants for REX SSE
26151 2009-03-01 Richard Guenther <rguenther@suse.de>
26153 PR tree-optimization/39331
26154 * omp-low.c (lower_send_shared_vars): Do not receive new
26155 values for the reference of DECL_BY_REFERENCE parms or results.
26157 2009-03-01 Jan Hubicka <jh@suse.cz>
26160 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26161 BLOCK_NONLOCALIZED_VAR): New macros.
26162 (tree_block): Add nonlocalized_vars.
26163 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26164 gen_decl_die): Add origin argument. Allow generation of die with
26165 origin at hand only.
26166 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26167 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26169 (gen_block_die): Fix checking for unused blocks.
26170 (process_scope_var): Break out from .... ; work with origins only.
26171 (decls_for_scope) ... here; process nonlocalized list.
26172 (dwarf2out_ignore_block): Look for nonlocalized vars.
26173 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26175 (dump_scope_block): Dump them.
26176 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26177 (remap_block): Likewise.
26178 (can_be_nonlocal): New predicate.
26179 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26181 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26183 * configure: Regenerate.
26185 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26187 * optc-gen.awk: No need to duplicate option flags twice.
26188 Reuse help texts for duplicate options which do not have any.
26190 * gcc.c (display_help): Document --version.
26192 * gcc.c (main): If print_help_list and verbose_flag, ensure
26193 driver output comes before subprocess output.
26195 * optc-gen.awk: Assign all remaining fields to help string,
26196 space-separated, for multi-line help in *.opt.
26198 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26199 -Wno-pedantic-ms-format is for MinGW targets only.
26201 * doc/options.texi (Option file format): Fix bad indentation,
26202 restoring dropped sentence.
26204 2009-02-28 Jan Hubicka <jh@suse.cz>
26206 * tree-inline.c (tree_function_versioning): Output debug info.
26208 2009-02-28 Jan Hubicka <jh@suse.cz>
26211 * tree-inline.c (setup_one_parameter): Do not copy propagate
26212 arguments when not optimizing.
26214 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26217 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26218 (avx_addsubv4df3): Likewise.
26219 (*avx_addsubv4sf3): Likewise.
26220 (sse3_addsubv4sf3): Likewise.
26221 (*avx_addsubv2df3): Likewise.
26222 (sse3_addsubv2df3): Likewise.
26223 (avx_unpckhps256): Correct item selectors.
26224 (avx_unpcklps256): Likewise.
26225 (avx_unpckhpd256): Likewise.
26226 (avx_unpcklpd256): Likewise.
26228 2009-02-28 Jan Hubicka <jh@suse.cz>
26230 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26232 (copy_arguments_for_versioning): If var is declared don't declare it.
26233 (tree_function_versioning): First setup substitutions and then copy
26236 2009-02-27 Jan Hubicka <jh@suse.cz>
26239 * cgraph.h (varpool_output_debug_info): Remove.
26240 * cgraphunit.c (varpool_output_debug_info): Remove.
26241 * dwarf2out.c (deferred_locations_struct): New struct
26242 (deferred_locations): New type.
26243 (deferred_locations_list): New static var.
26244 (deffer_location): New function.
26245 (gen_variable_die): Use it.
26246 (decls_for_scope): Output info on local static vars.
26247 (dwarf2out_finish): Process deferred locations.
26248 * varpool.c (varpool_output_debug_info): Remove.
26250 2009-02-27 Jan Hubicka <jh@suse.cz>
26253 * tree.h (TREE_PROTECTED): Fix comment.
26254 (BLOCK_HANDLER_BLOCK): Remove.
26255 (struct tree_block): Remove handler_block add body_block.
26256 (inlined_function_outer_scope_p): New.
26257 (is_body_block): Remove.
26258 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26259 * dwarf2out.c (is_inlined_entry_point): Remove.
26260 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26261 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26263 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26264 * gimplify.c (gimplify_expr): Gimplify body blocks.
26265 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26266 block with multiple subblocks.
26267 (dump_scope_block): Prettier output; dump more flags and info.
26268 (dump_scope_blocks): New.
26269 (remove_unused_locals): Use dump_scope_blocks.
26270 * tree-flow.h (dump_scope_blocks): Declare.
26271 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26272 * stmt.c (is_body_block): Remove.
26273 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26274 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26276 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26278 PR middle-end/39308
26279 * graphite.c (graphite_loop_normal_form): Do not call
26280 number_of_iterations_exit from a gcc_assert.
26282 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26284 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26285 jumps if COND is NULL.
26286 (find_cond_jump): New function.
26287 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26288 * config/s390/s390.md: Remove z10_cobra attribute value.
26290 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26292 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26293 force_const_mem returns NULL_RTX.
26295 2009-02-26 Jan Hubicka <jh@suse.cz>
26298 * cgraph.h (varpool_output_debug_info): Remove.
26299 * cgraphunit.c (varpool_output_debug_info): Remove.
26300 * dwarf2out.c (deferred_locations_struct): New struct
26301 (deferred_locations): New type.
26302 (deferred_locations_list): New static var.
26303 (deffer_location): New function.
26304 (gen_variable_die): Use it.
26305 (decls_for_scope): Output info on local static vars.
26306 (dwarf2out_finish): Process deferred locations.
26307 * varpool.c (varpool_output_debug_info): Remove.
26309 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26311 PR rtl-optimization/39241
26312 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26313 to subreg_offset_representable_p.
26315 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26317 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26318 execute function prototype. Get f and nregs from max_reg_num
26319 and get_insns. Remove the first backward pass as it's dead,
26320 guard the forward pass by flag_expensive_optimizations.
26321 (rest_of_handle_regmove): Delete.
26322 (pass_regmove): Replace it with regmove_optimize.
26324 2009-02-25 Martin Jambor <mjambor@suse.cz>
26326 PR tree-optimization/39259
26327 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26328 calls_alloca function flags.
26329 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26330 calls are detected.
26332 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26334 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26335 flags_set_1_rtx, flags_set_1_set): Delete.
26336 (regmove_optimize): Do not call mark_flags_life_zones.
26338 2009-02-24 Julian Brown <julian@codesourcery.com>
26341 * config/arm/arm.c (require_pic_register): Only set
26342 cfun->machine->pic_reg once per function.
26344 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26346 * doc/invoke.texi (Link Options): Document an easier way to pass
26347 options that take arguments to the GNU linker using -Xlinker and -Wl.
26349 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26352 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26354 2009-02-24 Richard Guenther <rguenther@suse.de>
26357 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26359 2009-02-24 Richard Guenther <rguenther@suse.de>
26360 Zdenek Dvorak <ook@ucw.cz>
26362 PR tree-optimization/39233
26363 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26364 from converting them to a generic type.
26366 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26368 PR tree-optimization/39260
26369 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26370 contains a condition with a real type.
26371 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26373 2009-02-23 Jason Merrill <jason@redhat.com>
26376 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26377 narrowing_initializer_constant_valid_p.
26378 (narrowing_initializer_constant_valid_p): Don't return
26379 null_pointer_node for adding a pointer to itself.
26381 2009-02-23 Jan Hubicka <jh@suse.cz>
26384 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26387 2009-02-23 Jan Hubicka <jh@suse.cz>
26389 PR tree-optimization/37709
26390 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26391 * tree.h (block_ultimate_origin): Declare.
26392 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26393 * tree-ssa-live.c (remove_unused_scope_block_p):
26394 Eliminate blocks containig no instructions nor live variables nor
26396 (dump_scope_block): New function.
26397 (remove_unused_locals): Enable removal of dead blocks by default;
26398 enable dumping at TDF_DETAILS.
26400 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26402 * config/i386/i386.c (classify_argument): Don't allow COImode
26404 (function_arg_advance_32): Don't allow OImode.
26405 (function_arg_32): Likewise.
26406 (function_value_32): Likewise.
26407 (return_in_memory_32): Likewise.
26408 (function_arg_64): Remove OImode comment.
26410 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26413 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26414 ix86_expand_vector_set for V4DImode in 64bit mode only.
26415 (ix86_expand_vector_init_one_var): Likewise.
26417 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26419 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26421 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26424 * loop-iv.c: Revert last change.
26425 * emit-rtl.c: Likewise.
26427 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26430 * config/i386/i386.c (type_natural_mode): Remove an extra
26431 space in the warning message.
26432 (function_value_32): Handle 32-byte vector modes.
26433 (return_in_memory_32): Likewise.
26435 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26437 * loop-iv.c (truncate_value): New function.
26438 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26440 (lowpart_subreg): Move to...
26441 * emit-rtl.c: ...here.
26443 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26445 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26446 accidental and undocumented change at revision 140860.
26448 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26450 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26451 take gimple_seq * arguments.
26452 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26453 types_compatible_p langhook.
26455 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26456 Joseph Myers <joseph@codesourcery.com>
26458 * config/arm/arm.c (arm_builtin_va_list): New function.
26459 (arm_expand_builtin_va_start): Likewise.
26460 (arm_gimplify_va_arg_expr): Likewise.
26461 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26462 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26463 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26464 (va_list_type): New variable.
26465 (arm_mangle_type): Mangle va_list_type appropriately.
26467 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26469 PR middle-end/39157
26470 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26471 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26472 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26473 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26474 parameter to 1000 for -O1 by default.
26475 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26477 * loop-invariant.c: Include params.h.
26478 (move_loop_invariants): Don't call move_single_loop_invariants on
26481 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26483 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26484 offset when calculating bounds for indexing stack_usage_map. Fixes
26485 a buffer overflow with certain target setups.
26487 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26490 * calls.c (expand_call): Clear try_tail_call if caller and callee
26491 disagree in promotion of function return value.
26493 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26496 * c-common.c (c_determine_visibility): If visibility changed and
26497 DECL_RTL has been already set, call make_decl_rtl to update symbol
26500 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26503 * varasm.c (assemble_variable): Don't check DECL_NAME when
26504 globalizing a variable.
26506 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26509 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26510 expression before any __builtin_trap call.
26511 * c-typeck.c (build_function_call): Convert and check function
26512 arguments before generating a call to a trap. Evaluate the
26513 function arguments before the trap.
26515 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26518 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26519 (UNSPEC_FXAM_MEM): New unspec.
26520 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26521 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26522 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26524 2009-02-19 Richard Guenther <rguenther@suse.de>
26526 PR tree-optimization/39207
26527 PR tree-optimization/39074
26528 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26529 storedanything_tree): New.
26530 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26531 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26532 (build_succ_graph): Add edges from STOREDANYTHING to all
26534 (init_base_vars): Initialize STOREDANYTHING.
26535 (compute_points_to_sets): Free substitution info after
26536 building the succ graph.
26537 (ipa_pta_execute): Likewise.
26539 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26541 (do_ds_constraint): Do not add to special var or non-pointer
26543 (type_could_have_pointers): Split out from ...
26544 (could_have_pointers): ... here. For arrays use the element type.
26545 (create_variable_info_for): Initialize may_have_pointers.
26546 (new_var_info): Likewise.
26547 (handle_lhs_call): Make the HEAP variable unknown-sized.
26548 (intra_create_variable_infos): Use a type with pointers for
26549 PARM_NOALIAS, make it unknown-sized.
26551 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26554 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26556 2009-02-18 Jason Merrill <jason@redhat.com>
26559 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26560 value if DECL_EXTERNAL.
26561 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26562 * target.h (gcc_target::binds_local_p): Clarify "module".
26563 * tree.h (TREE_PUBLIC): Clarify "module".
26565 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26568 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26569 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26571 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26574 * c.opt (Wabi): Support C and ObjC.
26577 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26579 * config/i386/i386.c (classify_argument): Warn once about the ABI
26580 change when passing union with long double.
26582 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26584 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26587 * c-parser.c (c_parser_compound_statement): Always enter and leave
26590 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26593 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26595 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26597 PR tree-optimization/36922
26598 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26599 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26602 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26604 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26607 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26609 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26611 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26613 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26616 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26617 Richard Sandiford <rdsandiford@googlemail.com>
26619 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26620 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26621 (loongson_biadd): ...this.
26623 2009-02-17 Richard Guenther <rguenther@suse.de>
26625 PR tree-optimization/39202
26626 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26627 a var make sure to follow existing collapses.
26629 2009-02-17 Richard Guenther <rguenther@suse.de>
26631 PR middle-end/39214
26632 * langhooks.c (lhd_print_error_function): Check for NULL block.
26634 2009-02-17 Richard Guenther <rguenther@suse.de>
26636 PR tree-optimization/39204
26637 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26640 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26642 * config/soft-fp/double.h: Update from glibc CVS.
26644 2009-02-17 Richard Guenther <rguenther@suse.de>
26646 PR tree-optimization/39207
26647 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26648 strict-aliasing warnings for pointers pointing to NULL.
26650 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26653 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26654 skipping until next close brace.
26656 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26659 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26660 to function argument boundary.
26662 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26664 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26665 in the lea_add. Reload eventually constraints it properly.
26666 * config/picochip/constraints.md: Remove the target constraint
26667 "b", since it is not needed anymore.
26669 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26671 * gthr-dce.h: Uglify function parameter and local variable names.
26672 * gthr-gnat.h: Likewise.
26673 * gthr-mipssde.h: Likewise.
26674 * gthr-nks.h: Likewise.
26675 * gthr-posix95.h: Likewise.
26676 * gthr-posix.h: Likewise.
26677 * gthr-rtems.h: Likewise.
26678 * gthr-single.h: Likewise.
26679 * gthr-solaris.h: Likewise.
26680 * gthr-tpf.h: Likewise.
26681 * gthr-vxworks.h: Likewise.
26682 * gthr-win32.h: Likewise.
26684 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26687 * config/i386/i386.md: Restrict the new peephole2 to move
26688 between MMX/SSE registers.
26690 2009-02-15 Richard Guenther <rguenther@suse.de>
26693 2009-02-13 Richard Guenther <rguenther@suse.de>
26695 * configure.ac: Enable LFS.
26696 * configure: Re-generate.
26697 * config.in: Likewise.
26699 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26701 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26702 spu_srqwbyte, spu_srqwbytebc): Define.
26703 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26704 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26705 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26706 "shrqby_<mode>"): New insn-and-split patterns.
26707 * config/spu/spu.c (expand_builtin_args): Determine and return
26708 number of operands using spu_builtin_description data.
26709 (spu_expand_builtin_1): Use it.
26711 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26714 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26717 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26720 * config/i386/i386.c (override_options): Correct warning
26721 messages for -malign-loops, -malign-jumps and -malign-functions.
26723 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26726 * config/i386/i386.md: Restrict the new peephole2 to move
26727 between the general purpose registers.
26729 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26732 * config/i386/i386.c (type_natural_mode): Add a new argument.
26733 Return the original mode and warn ABI change if vector size is 32byte.
26734 (function_arg_advance): Updated.
26735 (function_arg): Likewise.
26736 (ix86_function_value): Likewise.
26737 (ix86_return_in_memory): Likewise.
26738 (ix86_sol10_return_in_memory): Likewise.
26739 (ix86_gimplify_va_arg): Likewise.
26740 (function_arg_32): Don't warn ABX ABI change here.
26741 (function_arg_64): Likewise.
26743 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26745 * loop-iv.c (implies_p): In the final case, test that operands 0
26746 of the two comparisons match.
26748 * config/bfin/bfin.c (find_prev_insn_start): New function.
26749 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
26750 (find_next_insn_start): Move.
26752 2009-02-13 Richard Guenther <rguenther@suse.de>
26754 * configure.ac: Enable LFS.
26755 * configure: Re-generate.
26756 * config.in: Likewise.
26758 2009-02-13 Joseph Myers <joseph@codesourcery.com>
26761 * c-parser.c (c_parser_parms_list_declarator): Discard pending
26762 sizes on syntax error after some arguments have been parsed.
26764 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26766 * doc/invoke.texi (-fira): Remove.
26768 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26770 * caller-save.c: Replace regclass.c with reginfo.c in comments.
26771 * recog.c: Likewise.
26774 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
26776 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
26777 (umul_ppmm): Likewise.
26778 (count_leading_zeros): Likewise.
26779 (count_trailing_zeros): Likewise.
26780 (UMUL_TIME): Likewise.
26782 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26784 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
26785 soft-fp/t-softfp to tmake_file.
26787 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
26788 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
26789 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
26790 IA64_BUILTIN_INFQ]: New.
26791 (ia64_init_builtins): Initialize __builtin_infq,
26792 __builtin_fabsq and __builtin_copysignq if not HPUX.
26793 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
26794 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
26796 * config/ia64/lib1funcs.asm (__divtf3): Define only if
26798 (__fixtfti): Likewise.
26799 (__fixunstfti): Likewise.
26800 (__floattitf): Likewise.
26802 * config/ia64/libgcc-glibc.ver: New.
26803 * config/ia64/t-fprules-softfp: Likewise.
26804 * config/ia64/sfp-machine.h: Likewise.
26806 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
26807 (LIBGCC2_TF_CEXT): Likewise.
26808 (TF_SIZE): Likewise.
26809 (TARGET_INIT_LIBFUNCS): Likewise.
26811 * config/ia64/t-glibc (SHLINB_MAPFILES):
26812 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
26814 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26816 * config/i386/i386.c (construct_container): Rewrite processing
26817 BLKmode with X86_64_SSE_CLASS.
26819 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
26822 * config/i386/i386.md: Replace simplify_replace_rtx with
26823 replace_rtx in the new peephole2.
26825 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
26827 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
26828 loop unrolling do not happen at -O2.
26830 2009-02-12 Michael Matz <matz@suse.de>
26832 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
26834 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26836 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
26839 2009-02-12 Ben Elliston <bje@au.ibm.com>
26841 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
26842 patterns when updating the back chain. Missed in the 2009-02-10
26845 2009-02-11 Janis Johnson <janis187@us.ibm.com>
26847 * doc/extend.texi (Decimal Floating Types): Update identifier of
26848 draft TR and list of missing support.
26850 2009-02-11 Jakub Jelinek <jakub@redhat.com>
26852 PR middle-end/39154
26853 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
26854 bit to variable length decl's flags, add it also to its
26855 pointer replacement variable.
26857 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
26858 Jakub Jelinek <jakub@redhat.com>
26861 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
26862 (memory_blockage): New expander.
26863 (*memory_blockage): New insn pattern.
26864 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
26865 instead of general blockage at the end of function prologue when
26866 frame pointer is used to access red zone area. Do not emit blockage
26867 when profiling, it is emitted in generic code.
26868 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
26869 function epilogue when frame pointer is used to access red zone area.
26871 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
26874 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
26875 by arithmetic with memory operands.
26876 * config/i386/predicates.md (commutative_operator): New.
26878 2009-02-10 Janis Johnson <janis187@us.ibm.com>
26880 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
26883 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
26885 * alias.h (record_alias_subset): Declare.
26886 * alias.c (record_alias_subset): Make global.
26888 2009-02-10 Nick Clifton <nickc@redhat.com>
26890 * tree-parloops.c: Change license to GPLv3.
26891 * ipa-struct-reorg.c: Change license to GPLv3.
26892 * ipa-struct-reorg.h: Change license to GPLv3.
26894 2009-02-10 Steve Ellcey <sje@cup.hp.com>
26897 * c-decl.c (start_struct): Return NULL on error.
26899 2009-02-10 Jakub Jelinek <jakub@redhat.com>
26901 PR middle-end/39124
26902 * cfgloopmanip.c (remove_path): Call remove_bbs after
26903 cancel_loop_tree, not before it.
26906 * function.h (struct function): Add has_local_explicit_reg_vars bit.
26907 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
26908 VAR_DECLs were seen.
26909 * tree-ssa-live.c (remove_unused_locals): Recompute
26910 cfun->has_local_explicit_reg_vars.
26911 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
26912 copies or clearings if cfun->has_local_explicit_reg_vars.
26914 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
26917 * config/i386/i386.c (expand_prologue): Emit blockage at the end
26918 of function prologue when frame pointer is used to access
26921 2009-02-10 Richard Guenther <rguenther@suse.de>
26923 PR middle-end/39127
26924 * gimplify.c (gimple_regimplify_operands): Always look if
26925 we need to create a temporary.
26927 2009-02-10 Richard Guenther <rguenther@suse.de>
26929 PR tree-optimization/39132
26930 * tree-loop-distribution.c (todo): New global var.
26931 (generate_memset_zero): Trigger TODO_rebuild_alias.
26932 (tree_loop_distribution): Return todo.
26934 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
26937 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
26938 (x86_64_reg_class_name): Removed.
26939 (classify_argument): Return 0 if bytes > 32. Return 0 if the
26940 first one isn't X86_64_SSE_CLASS or any other ones aren't
26941 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
26942 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
26943 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
26944 and 3 X86_64_SSEUP_CLASS.
26945 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
26946 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
26948 2009-02-10 Ben Elliston <bje@au.ibm.com>
26950 * config/rs6000/rs6000.md (allocate_stack): Always use an update
26951 form instruction to update the stack back chain word, even if the
26952 user has disabled the generation of update instructions.
26953 (movdi_<mode>_update_stack): New.
26954 (movsi_update_stack): Likewise.
26955 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
26956 always use an update form instruction to update the stack back
26959 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
26961 PR middle-end/38953
26962 * graphite.c (if_region_set_false_region): After moving a region in
26963 the false branch of a condition, remove the empty dummy basic block.
26964 (gloog): Remove wrong fix for PR38953.
26966 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26968 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
26969 generation due to implicit sign extension.
26971 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
26973 PR middle-end/38981
26974 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
26975 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
26977 2009-02-09 Richard Guenther <rguenther@suse.de>
26979 PR middle-end/35202
26980 * convert.c (convert_to_real): Disable (float)fn((double)x)
26981 to fnf(x) conversion if errno differences may occur and
26982 -fmath-errno is set.
26984 2009-02-07 Anatoly Sokolov <aesok@post.ru>
26986 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
26987 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26988 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26990 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26993 * c-common.c (handle_alias_attribute): Disallow attribute for
26994 anything not a FUNCTION_DECL or VAR_DECL.
26996 2009-02-06 Janis Johnson <janis187@us.ibm.com>
26999 * real.c (do_compare): Special-case compare of zero against
27000 decimal float value.
27002 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27005 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27006 as indicating flexible array members unless the field itself is
27007 being declarared as the incomplete array.
27009 2009-02-06 Jan Hubicka <jh@suse.cz>
27011 PR tree-optimization/38844
27012 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27013 is already inlined.
27015 2009-02-06 Richard Guenther <rguenther@suse.de>
27017 PR middle-end/38977
27018 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27019 fork because we may expand it as __gcov_fork.
27021 2009-02-06 Nick Clifton <nickc@redhat.com>
27023 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27025 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27027 PR tree-optimization/35659
27028 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27029 vn_phi_eq): Shortcut if hashcode does not match.
27030 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27032 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27033 and avoid iterative_hash_expr.
27034 (FOR_EACH_VALUE_ID_IN_SET): New.
27035 (value_id_compare): Remove.
27036 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27037 sort expressions by value id.
27039 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27042 * config/sh/predicates.md (general_movsrc_operand): Don't check
27043 the subreg of system registers here.
27045 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27048 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27049 on the copied decl.
27051 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27053 PR rtl-optimization/39110
27054 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27055 addresses, not aligned ones.
27057 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27058 Richard Guenther <rguenther@suse.de>
27060 PR tree-optimization/39100
27061 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27062 comment says and add edges.
27064 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27067 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27068 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27070 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27072 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27073 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27074 register_bb_in_sese, new_sese, free_sese): Moved.
27075 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27076 outermost_loop_in_scop, build_scop_iteration_domain,
27077 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27078 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27079 Use loop_in_sese_p instead of loop_in_scop_p.
27080 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27081 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27082 (scopdet_basic_block_info): Fix bug in scop detection.
27083 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27084 eq_loop_to_cloog_loop): Remove.
27085 (nb_loops_around_loop_in_scop, nb_loop
27086 ref_nb_loops): Moved here...
27087 * graphite.h (ref_nb_loops): ... from here.
27088 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27089 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27090 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27092 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27093 Hans-Peter Nilsson <hp@axis.com>
27095 PR rtl-optimization/37889
27096 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27097 Move offset handling from PLUS to before the switch. Use new
27098 arguments when considering SYMBOL_REFs too.
27099 (rtx_addr_can_trap_p): Pass dummy offset and size.
27100 (enum may_trap_p_flags): Remove.
27101 (may_trap_p_1): Pass size from MEM_SIZE.
27103 PR rtl-optimization/38921
27104 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27105 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27106 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27107 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27109 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27111 AVX Programming Reference (January, 2009)
27112 * config/i386/sse.md (*vpclmulqdq): New.
27114 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27116 PR tree-optimization/38977
27117 PR gcov-profile/38292
27118 * calls.c (special_function_p): Disregard __builtin_ prefix.
27120 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27122 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27123 non-indexable addresses even before reload.
27125 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27128 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27129 as having variable size. Do not give an error for unnamed
27130 parameters with [*] declarators. Give a warning for type names
27131 with [*] declarators and mark them as variable size.
27132 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27133 for sizeof applied to [*] type names.
27135 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27138 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27140 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27142 * gcc.c (process_command): Update copyright notice dates.
27143 * gcov.c (print_version): Likewise.
27144 * gcov-dump.c (print_version): Likewise.
27145 * mips-tfile.c (main): Likewise.
27146 * mips-tdump.c (main): Likewise.
27148 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27151 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27152 for composite type involving a zero-length array type.
27154 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27157 * function.c (match_asm_constraints_1): Skip over
27158 initial optional % in the constraint.
27160 PR inline-asm/39059
27161 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27162 supported, don't accept FIXED_CSTs.
27163 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27164 and _Sat is used without _Fract/_Accum. Set specs->type to
27165 integer_type_node for cts_fract/cts_accum if fixed point is not
27168 2009-02-02 Catherine Moore <clm@codesourcery.com>
27170 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27172 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27174 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27175 (ABI_HAS_64BIT_SYMBOLS): Use it.
27176 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27178 2009-02-02 Paul Brook <paul@codesourcery.com>
27180 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27182 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27184 PR inline-asm/39058
27185 * recog.h (asm_operand_ok): Add constraints argument.
27186 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27187 recurse on matching constraint.
27188 (check_asm_operands): Pass constraints as 3rd argument to
27189 asm_operand_ok. Don't look up matching constraint here.
27190 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27193 2009-02-02 Ben Elliston <bje@au.ibm.com>
27195 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27196 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27198 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27200 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27201 information. Remove some obsolete information. Reorganize.
27203 * config/pa/fptr.c: Revert license to GPL 2.
27204 * config/pa/milli64.S: Likewise.
27206 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27209 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27210 LIBRARY name in, instead of hard-coding it.
27211 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27212 extra target make frag to tmake_files according to EH model.
27213 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27214 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27215 frags that define makefile variable EH_MODEL appropriately.
27216 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27217 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27218 to "-sjlj" according to type of EH configured.
27219 (LIBGCC_SONAME): Concatenate it to shared library base name.
27220 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27221 to "_sjlj" according to type of EH configured.
27222 (LIBGCC_SONAME): Concatenate it to shared library base name.
27223 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27224 (SHLIB_LINK): Add missing semicolon to if-else construct.
27225 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27226 string value of "pe_dll" command-line option.
27227 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27228 (SHLIB_SONAME): Use it when overriding t-cygming default.
27229 (SHLIB_IMPLIB): Override t-cygming default.
27230 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27231 string value of "pe_dll" command-line option.
27233 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27236 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27237 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27239 2009-01-31 Richard Guenther <rguenther@suse.de>
27241 PR tree-optimization/38937
27242 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27243 computing the transitive closure.
27245 2009-01-30 Richard Guenther <rguenther@suse.de>
27247 PR tree-optimization/39041
27248 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27249 Propagate variable indices only if the types match for this stmt.
27251 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27254 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27255 inline but never defined.
27257 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27259 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27260 (*insv_h_di_reg_extimm): New insn.
27261 (*insv_l<mode>_reg_extimm): New insn.
27263 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27265 * config/picochip/picochip.c (flag_conserve_stack): set
27266 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27267 fconserve-stack. Reduce call-overhead used by inliner.
27269 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27272 * common.opt (flag_conserve_stack): Initialised to zero.
27274 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27277 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27278 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27281 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27283 * ira-color.c (allocno_reload_assign): Update comments.
27284 * regmove.c (regmove_optimize): Likewise.
27288 2009-01-29 Robert Millan <rmh@aybabtu.com>
27290 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27291 * config/i386/kopensolaris-gnu.h: New file. Undefine
27292 `MD_UNWIND_SUPPORT'.
27293 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27295 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27297 PR tree-optimization/39007
27298 * tree-loop-distribution.c (generate_builtin): Use
27299 recompute_dominator to compute the immediate dominator of the
27300 basic block just after the loop.
27302 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27304 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27305 (ASM_OUTPUT_DWARF_PCREL): Define.
27307 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27309 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27310 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27311 global. Modify entries about regmove and IRA.
27313 * ra-conflict.c: Remove the file.
27315 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27317 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27318 (pass_regclass_init): Rename to pass_reginfo_init.
27320 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27322 * toplev.h (flag_ira): Remove.
27324 * caller-save.c (setup_save_areas): Remove flag_ira.
27326 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27328 * global.c: Remove the file.
27330 * opts.c (decode_options): Remove flag_ira.
27332 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27334 * regmove.c: Modify file description.
27335 (find_use_as_address, try_auto_increment): Define them only if
27336 AUTO_INC_DEC is defined.
27337 (replacement_quality, replace_in_call_usage, fixup_match_1,
27338 stable_and_no_regs_but_for_p): Remove.
27339 (reg_set_in_bb): Make it static.
27340 (regmove_optimize): Remove flag_ira and code which worked for
27343 * local-alloc.c: Remove the file.
27345 * common.opt (fira): Remove.
27347 * ira.c: Include except.h.
27348 (eliminable_regset): Move from global.c.
27349 (mark_elimination): Ditto. Remove flag_ira.
27350 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27351 equiv_mem_modified, validate_equiv_mem_from_store,
27352 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27353 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27354 no_equiv, recorded_label_ref): Move from local-alloc.c.
27355 (update_equiv_regs): Ditto. Make it static.
27356 (print_insn_chain, print_insn_chains): Move it from global.c.
27357 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27358 (build_insn_chain): Ditto. Make it static.
27359 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27360 Rename to init_live_subregs.
27361 (gate_ira): Remove flag_ira.
27363 * regclass.c: Rename reginfo.c. Change file description.
27364 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27365 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27366 (init_reg_sets_1): Remove code for evaluation of
27367 reg_class_superclasses and losing_caller_save_reg_set.
27368 (init_regs): Remove init_reg_autoinc.
27369 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27370 ok_for_base_p_nonstrict): Remove.
27371 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27372 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27373 corresponding entries.
27374 (dump_regclass, record_operand_costs, scan_one_insn,
27375 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27376 record_address_regs, auto_inc_dec_reg_p): Remove.
27377 (gt-regclass.h): Rename to gt-reginfo.h.
27379 * rtl.h (dump_global_regs, retry_global_alloc,
27380 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27382 * Makefile.in (RA_H): Remove.
27383 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27384 Rename regclass.o to reginfo.o.
27385 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27387 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27388 (GTFILES): Rename regclass.c to reginfo.c.
27390 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27391 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27393 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27394 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27396 (finish_spills): Ditto. Remove code for !flag_ira.
27398 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27400 PR middle-end/35854
27401 * doc/invoke.texi (rtl debug options): Complete rewrite.
27402 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27404 * mode-switching.c (pass_mode_switching): Rename pass from
27405 "mode-sw" to "mode_sw".
27406 * except.c (pass_convert_to_eh_ranges): Rename pass from
27407 "eh-ranges" to "eh_ranges".
27408 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27412 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27413 Alexander Monakov <amonakov@ispras.ru>
27415 PR middle-end/38857
27416 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27418 (move_exprs_to_boundary): Change return type and pass through
27419 should_move from move_op. Relax assert. Update usage ...
27420 (schedule_expr_on_boundary): ... here. Use should_move instead of
27422 (move_op_orig_expr_found): Indicate that insn was disconnected from
27424 (code_motion_process_successors): Do not call after_merge_succs
27425 callback if original expression was not found when traversing any of
27427 (code_motion_path_driver): Change return type. Update prototype.
27428 (move_op): Update comment. Add a new parameter (should_move). Update
27429 prototype. Set *should_move based on indication provided by
27430 move_op_orig_expr_found.
27432 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27434 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27435 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27436 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27437 * config/rs6000/rs6000.c (rs6000_override_options): Default
27438 avoid-indexed-addresses on for Power6, off for everything else.
27439 (avoiding_indexed_address_p): New function.
27440 (rs6000_legitimize_address): Use it.
27441 (rs6000_legitimate_address): Likewise.
27442 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27444 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27446 PR tree-optimization/38997
27447 * tree-loop-distribution.c (generate_memset_zero): Use
27448 POINTER_PLUS_EXPR for a pointer addition.
27450 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27452 * config/s390/s390.md (bswap<mode>2): New pattern added.
27454 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27456 * config/s390/s390.md (*tls_load_31): Added type attribute.
27458 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27460 * config/s390/s390.md: Fix a few comments.
27462 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27464 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27465 (*tm<mode>_full): Fixed z10prop attribute.
27466 (*tst<mode>_extimm): Fixed z10prop attribute.
27467 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27468 (*tstqiCCT_cconly): Fixed z10prop attribute.
27469 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27470 (*movsi_larl): Fixed z10prop attribute.
27471 (*movsi_zarch): Fixed z10prop attribute.
27472 (*movsi_eas): Fixed z10prop attribute.
27473 (*movhi): Fixed z10prop attribute.
27474 (*movqi): Fixed z10prop attribute.
27475 (*movstrictqi): Fixed z10prop attribute.
27476 (*mov<mode>): Fixed z10prop attribute.
27477 (*movcc): Fixed z10prop attribute.
27478 (*sethighpartdi_64): Fixed z10prop attribute.
27479 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27480 (*negdi2_sign_cc): Fixed z10prop attribute.
27481 (*negdi2_sign): Fixed z10prop attribute.
27482 (*absdi2_sign_cc): Fixed z10prop attribute.
27483 (*absdi2_sign): Fixed z10prop attribute.
27484 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27485 (*negabsdi2_sign): Fixed z10prop attribute.
27486 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27487 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27488 (doloop_si64): Fixed z10prop attribute.
27489 (doloop_si31): Fixed z10prop attribute.
27490 (doloop_long): Fixed z10prop attribute.
27491 (indirect_jump): Fixed z10prop attribute.
27492 (nop): Fixed z10prop attribute.
27493 (main_base_64): Fixed z10prop attribute.
27494 (reload_base_64): Fixed z10prop attribute.
27496 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27498 PR rtl-optimization/38740
27499 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27501 * config/mips/mips.c (mips_reorg): Likewise.
27503 2009-01-28 Richard Guenther <rguenther@suse.de>
27505 PR tree-optimization/38926
27506 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27507 with the correct value id to a value.
27508 (do_regular_insertion): Use the value number of edoubleprime
27509 for the value number of the expr.
27512 2008-08-21 Richard Guenther <rguenther@suse.de>
27514 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27515 a PHI ask VN if it is already available.
27516 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27517 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27519 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27521 PR middle-end/38934
27522 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27523 set to varying whenever max has TREE_OVERFLOW set, similarly
27524 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27526 2009-01-28 Richard Guenther <rguenther@suse.de>
27528 PR middle-end/38908
27529 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27530 uninitialized aggregate uses in call arguments.
27532 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27534 PR tree-optimization/38984
27535 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27536 the nothing_id variable if -fno-delete-null-pointer-checks.
27538 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27541 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27542 (set_got_offset_rex64): Ditto.
27544 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27547 * doc/extend.texi: Improve local variable with asm reg.
27549 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27551 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27552 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27553 was not supplied then set warn_packed_bitfield_compat to the
27554 default value of 1.
27555 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27558 2009-01-27 Richard Guenther <rguenther@suse.de>
27560 PR tree-optimization/38503
27561 * cfgexpand.c (expand_gimple_basic_block): Ignore
27562 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27563 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27564 variables that cannot have TBAA applied.
27565 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27568 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27570 PR middle-end/38969
27571 * calls.c (initialize_argument_information): Do not wrap complex
27572 arguments in SAVE_EXPR.
27574 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27576 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27577 (INSTALL_LIBGCC): Revert typo commit.
27579 2009-01-26 Richard Guenther <rguenther@suse.de>
27581 PR tree-optimization/38745
27582 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27583 from special handling.
27585 2009-01-26 Richard Guenther <rguenther@suse.de>
27587 PR tree-optimization/38745
27588 * tree-ssa.c (execute_update_addresses_taken): Do not include
27589 variables that cannot possibly be a register in not_reg_needs.
27590 Do not clear TREE_ADDRESSABLE on vars that may not become
27592 * tree-ssa.c (update_alias_info_1): Include those in the set
27593 of addressable vars.
27595 2009-01-26 Richard Guenther <rguenther@suse.de>
27597 PR middle-end/38851
27598 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27599 * tree-ssa-dse.c: Include langhooks.h
27600 (execute_simple_dse): Remove stores with zero size.
27602 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27605 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27608 2009-01-24 Julian Brown <julian@codesourcery.com>
27610 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27611 config/arm/linux-atomic.c.
27612 * config/arm/linux-atomic.c: New.
27614 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27616 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27617 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27618 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27620 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27623 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27626 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27628 PR tree-optimization/38953
27629 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27630 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27631 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27632 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27635 2009-01-24 Paul Brook <paul@codesourcery.com>
27637 * config/arm/neon.md (neon_type): Move to arm.md.
27638 (neon_mov<VSTRUCT>): Add neon_type attribute.
27639 * config/arm/arm.md (neon_type): Move to here.
27640 (conds): Add "unconditioal" and use as default for NEON insns.
27642 2009-01-24 Ben Elliston <bje@au.ibm.com>
27644 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27645 void *' warning from -Wc++-compat.
27646 * Makefile.in (dominance.o-warn): Remove.
27648 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27650 PR tree-optimization/38932
27651 * fold-const.c (fold_unary_ignore_overflow): New.
27652 * tree.h (fold_unary_ignore_overflow): Declare.
27653 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27654 * tree-ssa-sccvn.c (visit_reference_op_load,
27655 simplify_unary_expression): Likewise.
27657 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27659 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27660 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27661 regardless of their type.
27662 * c-common.c (handle_packed_attribute): Don't ignore packed on
27664 * c.opt (Wpacked-bitfield-compat): New warning option.
27665 * stor-layout.c (place_field): Warn if offset of a field changed.
27666 * doc/extend.texi (packed): Mention the ABI change.
27667 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27668 (Warning Options): Add it to the list.
27670 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27672 * c-opts.c (c_common_post_options): Fix a typo in comments.
27674 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27676 PR middle-end/38615
27677 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27678 variables to static.
27679 * doc/invoke.texi (-fmerge-all-constants): Update description.
27681 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27684 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27685 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27687 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27689 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27691 (LOCAL_ALIGNMENT): Similarly.
27693 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27694 Joseph Myers <joseph@codesourcery.com>
27696 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27697 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27698 * config/arm/arm-tune.md: Regenerate.
27699 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27702 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27704 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27705 version number to five.
27707 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27710 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27711 * c-common.c (set_underlying_type): Likewise.
27712 (is_typedef_decl ): Likewise
27714 (set_underlying_type): Likewise.
27715 (is_typedef_type): Likewise.
27717 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27719 PR middle-end/38587
27720 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27723 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27726 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27727 (LIBGCC_SPEC): Don't define.
27728 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27730 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27732 PR rtl-optimization/38879
27733 * alias.c (base_alias_check): Unaligned access via AND address can
27734 alias all surrounding object types except those with sizes equal
27735 or wider than the size of unaligned access.
27737 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27740 * c-decl.c (clone_underlying_type): Move this ...
27741 * c-common.c (set_underlying_type): ... here.
27742 Also, make sure the function properly sets TYPE_STUB_DECL() on
27743 the newly created typedef variant type.
27744 (is_typedef_decl ): New entry point.
27745 * tree.h: Added a new member member_types_needing_access_check to
27746 struct tree_decl_non_common.
27747 (set_underlying_type): New entry point.
27748 (is_typedef_type): Likewise.
27750 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
27752 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
27753 Check whether two instructions have memory references that
27754 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
27755 are helper functions for traversing.
27756 * alias.h (insn_alias_sets_confilict_p): New prototypes.
27757 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
27758 not to draw dependency edge for instructions with non-conflicting
27761 2009-01-20 Joseph Myers <joseph@codesourcery.com>
27764 * longlong.h: Update copyright years. Use soft-fp license notice.
27765 Sync __clz_tab declaration with glibc.
27767 2009-01-20 Steve Ellcey <sje@cup.hp.com>
27770 * doc/extend.texi (syscall_linkage): New.
27771 (version_id): Modify.
27773 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
27774 Richard Guenther <rguenther@suse.de>
27776 PR tree-optimization/38747
27777 PR tree-optimization/38748
27778 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
27779 conversion if the base address is an indirect reference and the
27780 aliasing sets could cause issues.
27782 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27784 * common.opt (fgraphite, fgraphite-identity): Add comment for
27785 explaining why these options are not documented.
27787 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27789 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
27790 gimple_call_lhs is NULL.
27792 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
27795 * emit-rtl.c (adjust_address_1): Make sure memref is never
27798 2009-01-20 Ben Elliston <bje@au.ibm.com>
27800 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27801 const qualifier from arg parameter. Remove unnecessary cast to char *.
27802 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27803 const qualifier from arg 2.
27805 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
27807 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
27809 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
27812 * rtl.h (reinit_regs): New prototype.
27813 * regclass.c: Include ira.h.
27814 (reinit_regs): New.
27815 * Makefile.in (regclass.o): Add ira.h.
27816 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
27818 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
27821 * c-common.c (handle_aligned_attribute): Use
27822 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
27823 default alignment value.
27825 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
27827 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
27828 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
27830 * doc/extend.texi: Update __attribute__ ((aligned)). Document
27831 __BIGGEST_ALIGNMENT__.
27833 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
27835 2009-01-18 Richard Guenther <rguenther@suse.de>
27837 PR tree-optimization/38819
27838 * tree-flow.h (operation_could_trap_helper_p): Declare.
27839 * tree-eh.c (operation_could_trap_helper_p): Export.
27840 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
27841 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
27842 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
27843 are about to insert a possibly trapping instruction and fail
27846 2009-01-18 Andreas Schwab <schwab@suse.de>
27848 * doc/install.texi (Configuration): Remove obsolete paragraph
27849 about use of --with-gnu-ld with --with-gnu-as.
27851 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
27853 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
27854 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
27855 Follow spelling conventions.
27857 2009-01-18 Ben Elliston <bje@au.ibm.com>
27859 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
27860 C++ warning about implicit conversion from void * to struct
27862 (bitmap_obstack_free): Likewise for bitmap_element *.
27863 * Makefile.in (bitmap.o-warn): Remove.
27865 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
27867 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
27869 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
27870 Tobias Grosser <tobi.grosser@amd.com>
27872 * graphite.c (graphite_trans_scop_block): Do not block single
27875 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
27877 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
27878 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
27879 test with assertion.
27881 2009-01-16 Richard Guenther <rguenther@suse.de>
27883 PR tree-optimization/38835
27884 PR middle-end/36227
27885 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
27886 and INT + PTR -> (INT)(PTR p+ INT) folding.
27887 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
27889 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
27892 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
27893 the subreg from a lowpart subreg if it is also casting the value.
27895 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27896 Tobias Grosser <tobi.grosser@amd.com>
27898 * graphite.c (compare_prefix_loops): New.
27899 (build_scop_canonical_schedules): Rewritten.
27900 (graphite_transform_loops): Move build_scop_canonical_schedules
27901 after build_scop_iteration_domain.
27903 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27904 Tobias Grosser <tobi.grosser@amd.com>
27906 * graphite.c (add_conditions_to_domain): Add the loops to
27907 the dimension of the iteration domain. Do copy the domain
27908 only when it exists.
27909 (build_scop_conditions_1): Do not call add_conditions_to_domain.
27910 (add_conditions_to_constraints): New.
27911 (can_generate_code_stmt, can_generate_code): Removed.
27912 (gloog): Do not call can_generate_code.
27913 (graphite_transform_loops): Call add_conditions_to_constraints
27914 after building the iteration domain.
27916 2009-01-16 Jakub Jelinek <jakub@redhat.com>
27918 PR tree-optimization/38789
27919 * tree-ssa-threadedge.c
27920 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
27921 __builtin_constant_p.
27923 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
27925 * dce.c (delete_unmarked_insns): Reversed the order that insns are
27926 examined before deleting them.
27928 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
27930 * function.c (aggregate_value_p): Correctly extract the function
27931 type from CALL_EXPR_FN lookup.
27933 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27935 * config/picochip/picochip.c (picochip_override_options): Revert
27936 CFI asm flag disable commited previously.
27938 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
27939 Tobias Grosser <tobi.grosser@amd.com>
27940 Jan Sjodin <jan.sjodin@amd.com>
27942 * graphite.c (scan_tree_for_params): On substractions negate
27943 all the coefficients of the term.
27944 (clast_to_gcc_expression_red): New. Handle reduction expressions
27945 of more than two operands.
27946 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
27947 (get_vdef_before_scop): Handle also the case of default definitions.
27949 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
27951 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
27952 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
27953 Also use them when walking CALL_INSN_FUNCTION_USAGE.
27955 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
27956 Joey Ye <joey.ye@intel.com>
27958 PR middle-end/37843
27959 * cfgexpand.c (expand_stack_alignment): Don't update stack
27960 boundary nor check incoming stack boundary here.
27961 (gimple_expand_cfg): Update stack boundary and check incoming
27962 stack boundary here.
27964 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
27966 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
27968 2009-01-14 Jakub Jelinek <jakub@redhat.com>
27970 PR rtl-optimization/38245
27971 * calls.c (expand_call): Add stack arguments to
27972 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27973 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
27974 in regs and partially in memory or BLKmode arguments.
27975 (emit_library_call_value_1): Add stack arguments to
27976 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27977 ACCUMULATE_OUTGOING_ARGS).
27978 * dce.c: Include tm_p.h.
27979 (find_call_stack_args): New function.
27980 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
27982 (mark_insn): Call find_call_stack_args for CALL_Ps.
27983 (prescan_insns_for_dce): Walk insns backwards in bb rather than
27984 forwards. Allocate and free arg_stores bitmap if needed, pass it
27985 down to deletable_insn_p, don't mark stores set in arg_stores
27986 bitmap, clear the bitmap at the beginning of each bb.
27987 * Makefile.in (dce.o): Depend on $(TM_P_H).
27989 2009-01-14 Michael Meissner <gnu@the-meissners.org>
27992 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
27993 to make sure the insn is a conditional test (bug 22599). Reformat a
27996 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
27998 PR middle-end/38431
27999 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
28000 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
28001 (gloog): Do not call cleanup_tree_cfg.
28002 (graphite_transform_loops): Call cleanup_tree_cfg after all
28003 scops have been code generated.
28005 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28006 * doc/gty.texi (Invoking the garbage collector): Added new node
28007 and section documenting ggc_collect.
28009 2009-01-14 Richard Guenther <rguenther@suse.de>
28011 PR tree-optimization/38826
28012 PR middle-end/38477
28013 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28014 initialization notes only if we actually emitted a warning.
28015 (intra_create_variable_infos): Add constraints for a result decl
28016 that is passed by hidden reference.
28017 (build_pred_graph): Mark all related variables non-direct on
28020 2009-01-14 Nick Clifton <nickc@redhat.com>
28022 * ira-conflicts.c: Include addresses.h for the definition of
28024 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28025 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28027 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28030 * Makefile.in (ira-lives.o): Add except.h.
28032 * ira-lives.c: Include except.h.
28033 (process_bb_node_lives): Process can_throw_internal.
28035 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28037 PR rtl-optimization/38774
28038 * combine.c (simplify_set): When undoing cc_use change, don't do
28039 PUT_CODE on the newly created comparison, but instead put back the
28042 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28044 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28045 values. Remove duplicate arm8 entry.
28047 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28049 PR tree-optimization/38786
28050 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28051 the SSA_NAME case of expand_scalar_variables_expr.
28052 Set the type of an expression to the type of its assign statement.
28053 (expand_scalar_variables_expr): Also gather the scalar computation
28054 used to index the memory access. Do not pass loop_p.
28055 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28056 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28057 the gimple_stmt_iterator where it inserts new code.
28058 Do not pass loop_p.
28059 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28060 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28062 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28064 * graphite.h (debug_value): Removed.
28065 * graphite.c (debug_value): Removed.
28067 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28069 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28070 ldrd/strd with two 32-bit instructions.
28072 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28074 * config/arm/arm.c (struct processors): Pass for speed down into
28075 cost helper functions.
28076 (const_ok_for_op): Handle COMPARE and inequality nodes.
28077 (arm_rtx_costs_1): Rewrite.
28078 (arm_size_rtx_costs): Update prototype.
28079 (arm_rtx_costs): Pass speed down to helper functions.
28080 (arm_slowmul_rtx_costs): Rework cost calculations.
28081 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28082 (arm_9e_rtx_costs): Likewise.
28084 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28086 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28087 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28088 (alpha_legitimize_address): Do not split local symbols wider than
28089 UNITS_PER_WORD into HIGH/LO_SUM parts.
28091 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28094 * gcc.c (process_command): Replace call to execvp with calls
28095 to pex_one and exit.
28097 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28100 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28101 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28102 variant for devices with 3-byte PC.
28103 (__tablejump_elpm__): New.
28105 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28108 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28109 offsetof member-designator, handle it as `[0].'.
28111 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28113 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28114 function when not using named sections on targets with named sections
28115 if branch distance is less than 262132.
28117 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28119 * combine.c (combine_instructions): Recompute
28120 optimize_this_for_speed_p for each BB in the main combine loop.
28122 2009-01-12 Tomas Bily <tbily@suse.cz>
28125 * tree-loop-distribution.c (prop_phis): New function.
28126 (generate_builtin): Call prop_phis.
28128 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28130 PR tree-optimization/38807
28131 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28132 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28134 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28136 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28137 subreg of op0 to the original op0.
28139 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28141 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28143 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28146 * mips-tfile.c (parse_def): Fix parsing of def strings
28147 starting with digits.
28149 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28152 * config/arm/arm.c (arm_is_long_call_p): Don't call
28153 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28155 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28157 * regrename.c (regrename_optimize): Fix dumping.
28158 (find_oldest_value_reg): Preserve REG_POINTER.
28159 (copy_hardreg_forward_1): Likewise.
28161 2009-01-09 Diego Novillo <dnovillo@google.com>
28163 * gimple.h (struct gimple_statement_base) <uid>: Document
28164 the restrictions on its use.
28165 (gimple_uid): Tidy.
28166 (gimple_set_uid): Tidy.
28168 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28170 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28171 zero guard even if align_bytes != 0 and count is smaller than
28174 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28176 PR rtl-optimization/38495
28177 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28178 (add_range_and_copies_from_move_list): Print all added ranges.
28179 Add ranges to memory optimized destination.
28181 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28185 * config/i386/i386.c (override_options): Reject
28186 -mstringop-strategy=rep_8byte with -m32.
28187 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28188 to 1. Do count comparison against epilogue_size_needed at compile
28189 time even when count_exp was constant forced into register. For
28190 size_needed don't jump to epilogue, instead just avoid aligning
28191 and invoke the body algorithm. If need_zero_guard, add zero guard
28192 even if count is non-zero, but smaller than size_needed + number of
28193 bytes that could be stored for alignment.
28194 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28195 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28196 but smaller than size_needed + number of bytes that could be stored
28197 for alignment. Compare size_needed with epilogue_size_needed instead
28198 of desired_align - align, don't adjust size_needed, pass
28199 epilogue_size_needed to the epilogue expanders.
28202 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28204 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28206 * pa.c (last_address): Change to unsigned.
28207 (update_total_code_bytes): Change argument to unsigned. Don't
28208 check if insn addresses are set.
28209 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28210 addresses are not set.
28211 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28213 2009-01-09 Nick Clifton <nickc@redhat.com>
28215 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28216 DECL_DECLARED_INLINE_P.
28218 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28220 PR middle-end/38347
28221 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28222 GET_MODE (op0) in operand_subword_force calls.
28224 PR middle-end/38771
28225 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28226 fold_convert arg0 operands to TREE_TYPE (op0) first.
28228 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28230 * params.def (ira-max-conflict-table-size): Decrease default value
28233 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28235 PR tree-optimization/37031
28236 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28238 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28239 allocate it using gc instead of heap, use VEC_quick_push instead of
28241 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28242 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28243 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28244 allocated vector from heap allocated.
28245 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28246 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28247 vector only after perfect_loop_nest_depth call.
28249 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28250 Jan Sjodin <jan.sjodin@amd.com>
28252 PR tree-optimization/38559
28253 * graphite.c (debug_value, copy_constraint,
28254 swap_constraint_variables, scale_constraint_variable, ): New.
28255 (get_lower_bound, get_upper_bound): Removed.
28256 (graphite_trans_bb_strip_mine): Clean up this code that works
28257 only for constant number of iterations. Fully copy upper and
28258 lower bound constraints, not only the constant part of them.
28259 * graphite.h (debug_value): Declared.
28261 2009-01-08 Ira Rosen <irar@il.ibm.com>
28263 PR tree-optimization/37194
28264 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28265 Don't add the cost of cost model guard in prologue to scalar
28266 outside cost in case of known number of iterations.
28268 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28269 Alan Modra <amodra@bigpond.net.au>
28271 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28272 non-word-aligned REG+CONST addressing.
28274 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28277 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28278 free_after_compilation when outputting a thunk.
28279 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28280 Do not call free_after_compilation here.
28282 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28284 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28285 (ix86_valid_target_attribute_inner_p): Ditto.
28287 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28289 PR tree-optimization/38492
28290 PR tree-optimization/38498
28291 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28292 * tree-chrec.h (scev_is_linear_expression): Declared.
28293 * graphite.c (graphite_cannot_represent_loop_niter): New.
28294 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28295 (graphite_loop_normal_form): Use gcc_assert.
28296 (scan_tree_for_params): Use CASE_CONVERT.
28297 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28298 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28299 Use gcc_assert. Discard scops that contain unhandled cases.
28300 (build_scop_conditions): Return a boolean status for unhandled cases.
28301 (strip_mine_profitable_p): Print the loop number, not its depth.
28302 (is_interchange_valid): Pass the depth of the loop nest, don't
28303 recompute it wrongly.
28304 (graphite_trans_bb_block): Same.
28305 (graphite_trans_bb_block): Print tentative of loop blocking.
28306 (graphite_trans_scop_block): Do not print that the loop has been
28308 (graphite_transform_loops): Do not handle scops that contain condition
28311 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28313 AVX Programming Reference (December, 2008)
28314 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28315 (_mm256_stream_pd): Likewise.
28316 (_mm256_stream_ps): Likewise.
28318 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28319 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28320 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28321 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28322 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28323 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28324 (ix86_expand_special_args_builtin): Likewise.
28326 * config/i386/sse.md (AVXMODEDI): New.
28327 (avx_movnt<mode>): Likewise.
28328 (avx_movnt<mode>): Likewise.
28329 (<sse>_movnt<mode>): Remove AVX support.
28330 (sse2_movntv2di): Likewise.
28332 2009-01-07 Richard Guenther <rguenther@suse.de>
28334 PR middle-end/38751
28335 * fold-const.c (extract_muldiv): Remove obsolete comment.
28336 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28337 to PLUS_EXPR canonicalization for the canonicalization.
28339 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28341 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28342 hosted cross-compilers generating less efficient code.
28344 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28346 * function.h (rtl_data): Add a dbr_scheduled_p field.
28347 * reorg.c (dbr_schedule): Set it.
28348 (gate_handle_delay_slots): Check it.
28349 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28350 (mips_reorg): Check flag_delayed_branch instead of
28351 mips_base_delayed_branch.
28352 (mips_override_options): Don't set mips_base_delayed_branch
28353 or flag_delayed_branch.
28355 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28357 PR rtl-optimization/38426.
28358 * ira.c (ira): Set current_function_is_leaf earlier.
28360 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28362 PR rtl-optimization/38722
28363 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28364 too early, only set a flag and modify after last possible
28367 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28370 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28371 * real.c (decimal_single_format): Correct values of emin and emax.
28372 (decimal_double_format): Ditto.
28373 (decimal_quad_format): Ditto.
28374 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28375 computation of DECnn_MIN and DECnn_MAX for corrected values of
28376 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28377 __DECnn_MIN__, and adjust its computation for the corrected value
28380 2009-01-06 Jan Hubicka <jh@suse.cz>
28383 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28385 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28387 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28388 Add Robert Clark to the list of testers.
28390 2009-01-06 Jan Hubicka <jh@suse.cz>
28391 Kai Tietz <kai.tietz@onevision.com>
28393 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28394 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28396 2009-01-06 Jan Hubicka <jh@suse.cz>
28397 Kai Tietz <kai.tietz@onevision.com>
28399 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28401 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28402 (ix86_nsaved_regs): Count only general purpose regs.
28403 (ix86_nsaved_sseregs): New.
28404 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28405 to 16 for w64; compute padding and size of sse reg save area.
28406 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28407 general purpose regs.
28408 (ix86_emit_save_sse_regs_using_mov): New.
28409 (ix86_expand_prologue): Save SSE regs if needed.
28410 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28411 (ix86_emit_restore_sse_regs_using_mov): New.
28412 (ix86_expand_epilogue): Save SSE regs if needed.
28414 2009-01-06 Jan Hubicka <jh@suse.cz>
28415 Kai Tietz <kai.tietz@onevision.com>
28417 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28418 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28419 functions when accumulate outgoing args is off.
28421 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28424 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28425 before using pseudos_have_intersected_live_ranges_p.
28427 * ira-int.h (ira_assert): Always define.
28429 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28431 AVX Programming Reference (December, 2008)
28432 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28433 (_mm256_permute2_pd): Likewise.
28434 (_mm_permute2_ps): Likewise.
28435 (_mm256_permute2_ps): Likewise.
28436 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28437 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28439 * config/i386/i386.c (ix86_builtins): Remove
28440 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28441 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28442 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28443 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28444 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28445 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28446 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28447 __builtin_ia32_vpermil2ps256.
28448 (ix86_init_mmx_sse_builtins): Updated.
28449 (ix86_expand_args_builtin): Likewise.
28451 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28453 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28454 long absolute calls when generating PA 2.0 code.
28456 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28458 PR rtl-optimization/38583
28459 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28461 * params.def (ira-max-conflict-table-size): New.
28463 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28465 * ira.h (ira_conflicts_p): New external definition.
28467 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28468 table. Report this. Return result of building.
28469 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28470 building conflict table.
28472 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28473 (ira_color): Use ira_conflicts_p.
28475 * global.c: Include ira.h.
28476 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28479 * Makefile.in (global.o): Add ira.h.
28481 * ira-build.c (mark_all_loops_for_removal,
28482 propagate_some_info_from_allocno): New.
28483 (remove_unnecessary_allocnos): Call
28484 propagate_some_info_from_allocno.
28485 (remove_low_level_allocnos): New.
28486 (remove_unnecessary_regions): Add parameter. Call
28487 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28488 parameter to remove_unnecessary_regions.
28489 (ira_build): Remove all regions but root if the conflict table was
28490 not built. Update conflict hard regs for allocnos crossing calls.
28492 * ira.c (ira_conflicts_p): New global.
28493 (ira): Define and use ira_conflicts_p.
28495 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28496 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28497 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28499 2009-01-06 Ben Elliston <bje@au.ibm.com>
28501 * gengtype-lex.l (YY_NO_INPUT): Define.
28503 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28506 * c-common.c (handle_vector_size_attribute): Also reject
28507 BOOLEAN_TYPE types.
28509 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28511 PR tree-optimization/38492
28512 * graphite.c (rename_map_elt, debug_rename_elt,
28513 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28514 rename_map_elt_info, eq_rename_map_elts,
28515 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28516 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28517 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28518 (sese_build_livein_liveouts): New.
28519 (new_sese, free_sese): New.
28520 (new_scop): Call new_sese.
28521 (free_scop): Call free_sese.
28522 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28523 (register_old_new_names): Renamed register_old_and_new_names.
28524 (register_scop_liveout_renames, add_loop_exit_phis,
28525 insert_loop_close_phis, struct igp,
28526 default_liveout_before_guard, add_guard_exit_phis,
28527 insert_guard_phis, copy_renames): New.
28528 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28529 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28530 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28531 (scop_adjust_phis_for_liveouts): New.
28532 (gloog): Call scop_adjust_phis_for_liveouts.
28534 * graphite.h (struct sese): Documented. Added fields liveout,
28535 num_ver and livein.
28536 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28537 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28538 (struct scop): Added field liveout_renames.
28539 (SCOP_LIVEOUT_RENAMES): New.
28541 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28543 PR tree-optimization/38510
28544 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28545 (translate_clast): Call recompute_all_dominators before
28547 (gloog): Call recompute_all_dominators before graphite_verify.
28549 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28550 Jan Sjodin <jan.sjodin@amd.com>
28552 PR tree-optimization/38500
28553 * graphite.c (create_sese_edges): Call fix_loop_structure after
28556 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28558 * config.gcc: Add m32r*-*-rtems*.
28559 * config/m32r/rtems.h: New file.
28561 2009-01-05 Ben Elliston <bje@au.ibm.com>
28563 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28564 (.po.pox): Likewise.
28565 (po/gcc.pot): Likewise.
28567 2009-01-04 David S. Miller <davem@davemloft.net>
28569 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28570 (STARTING_FRAME_OFFSET): Always set to zero.
28572 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28574 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28575 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28576 fixed-point types, and vectors of the same.
28578 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28580 * config/mips/sync.md (*mb_barrier): Rename to...
28581 (*memory_barrier): ...this.
28583 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28585 * doc/extend.texi (Function Attributes): Move @cindex after @item
28586 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28587 and put in alphabetical order. Fix 'target' name and put in order.
28588 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28591 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28593 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28594 (memory_barrier): Expand as unspec instead of unspec_volatile.
28595 Remove mem:BLK from insn operands. Use Pmode scratch register.
28596 (*memory_barrier): Define as unspec instead of unspec_volatile.
28597 Use (match_dup 0) as input operand.
28599 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28600 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28601 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28602 scratch register. Remove operand 1.
28603 (*stbar): Define as unspec instead of unspec_volatile.
28604 Use (match_dup 0) as input operand, remove (const_int 8).
28605 (*membar): Define as unspec instead of unspec_volatile.
28606 Use (match_dup 0) as input operand, remove input operand 2.
28608 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28609 (memory_barrier): Expand as unspec instead of unspec_volatile.
28610 Remove mem:BLK from insn operands. Use Pmode scratch register.
28611 (*memory_barrier): Define as unspec instead of unspec_volatile.
28612 Use (match_dup 0) as input operand.
28614 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28615 Remove mem:BLK from insn operands. Use Pmode scratch register.
28616 Set volatile flag on operand 0.
28617 (*memory_barrier): New insn pattern.
28619 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28621 (*memory_barrier): Use (match_dup 0) as input operand.
28623 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28624 Remove mem:BLK from insn operands. Use Pmode scratch register.
28625 Set volatile flag on operand 0.
28626 (*mb_internal): New insn pattern.
28628 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28630 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28632 PR middle-end/38586
28633 * function.c (struct temp_slot): Move to the section of the file
28634 that deals with temp slots. Remove field 'address'.
28635 (temp_slot_address_table): New hash table of address -> temp slot.
28636 (struct temp_slot_address_entry): New struct, items for the table.
28637 (temp_slot_address_compute_hash, temp_slot_address_hash,
28638 temp_slot_address_eq, insert_temp_slot_address): Support functions
28640 (find_temp_slot_from_address): Rewrite to use the new hash table.
28641 (remove_unused_temp_slot_addresses): Remove addresses of temp
28642 slots that have been made available.
28643 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28644 worker function for remove_unused_temp_slot_addresses.
28645 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28646 Add the temp slot address to the address -> temp slot map.
28647 (update_temp_slot_address): Update via insert_temp_slot_address.
28648 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28649 (pop_temp_slots): Likewise.
28650 (init_temp_slots): Allocate the address -> temp slot map, or empty
28651 the map if it is already allocated.
28652 (prepare_function_start): Initialize temp slot processing.
28654 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28656 PR middle-end/38584
28657 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28658 Calculate the size of all stack vars assuming no packing of stack
28659 vars will happen, replacing a quadratic algorithm with a linear one.
28661 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28664 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28667 2009-01-03 Diego Novillo <dnovillo@google.com>
28669 * doc/contrib.texi: Update contributions.
28671 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28674 * builtins.c (fold_builtin_memory_op): Give up if either operand
28675 is volatile. Set srctype or desttype to non-qualified version
28679 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28680 and FUNCTION_DECLs.
28682 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28684 PR rtl-optimization/35805
28685 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28686 problem if fast dce is able to remove any instructions.
28687 * dce.c (dce_process_block): Fix dump message.
28689 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28692 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28694 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28696 PR middle-end/38690
28697 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28698 * tree-pretty-print.c (op_code_prio): New function.
28699 (op_prio): No longer static. Use op_code_prio.
28700 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28701 Use op_prio and op_code_prio to determine if () should be
28702 printed around operand(s) or not.
28704 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28705 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28706 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28707 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28708 pp_character instead of pp_string for single letter printing.
28710 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28712 * doc/extend.texi: Fix '#pragma GCC option' typo.
28714 2009-01-02 Richard Guenther <rguenther@suse.de>
28716 * doc/install.texi (--enable-checking): Mention different
28717 default for stage1.
28718 (--enable-stage1-checking): Document.
28720 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28722 PR middle-end/30142
28723 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28724 case to be an error.
28726 2009-01-02 Ben Elliston <bje@au.ibm.com>
28728 * config/fp-bit.h (pack_d): Constify argument.
28729 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28730 (isnan): Constify argument.
28732 (iszero): Likewise.
28733 (pack_d): Likewise.
28734 (_fpadd_parts): Constify return type.
28735 (_fpmul_parts): Likewise.
28736 (_fpdiv_parts): Likewise.
28738 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28741 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28742 warn about overwriting initializer with side-effects or
28743 -Woverride-init if !IMPLICIT.
28744 (output_init_element): Likewise. Pass IMPLICIT down to
28746 (process_init_element): Add IMPLICIT argument. Pass it down
28747 to output_init_element.
28748 (push_init_element, pop_init_level, set_designator): Adjust
28749 process_init_element callers.
28750 (set_nonincremental_init, set_nonincremental_init_from_string):
28751 Adjust add_pending_init callers.
28752 (output_pending_init_elements): Adjust output_init_element callers.
28753 * c-tree.h (process_init_element): Adjust prototype.
28754 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
28755 process_init_element callers.
28758 Copyright (C) 2009 Free Software Foundation, Inc.
28760 Copying and distribution of this file, with or without modification,
28761 are permitted in any medium without royalty provided the copyright
28762 notice and this notice are preserved.