1 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/i386.md (any_div): New code iterator.
4 (u): Handle div and udiv.
6 (<u>divqi3): Macroize insn from divqi3 and udivqi using and_div
8 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
9 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
10 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
11 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
13 2009-10-08 Joseph Myers <joseph@codesourcery.com>
15 * gcc.c (main): Remove trailing "." from diagnostics.
17 2009-10-08 Cary Coutant <ccoutant@google.com>
19 Add support for debugging with ICF (Identical Code Folding).
20 * calls.c (debug.h): New #include.
21 (emit_call_1): Call virtual_call_token debug hook.
22 * common.opt (-fenable-icf-debug): New option.
23 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
24 locations in the source).
25 (poc_label_num): New variable.
26 (dcall_entry, vcall_entry): New typedefs.
27 (dcall_table, vcall_table): New variables.
28 (struct vcall_insn): New type.
29 (vcall_insn_table): New variable.
30 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
31 (size_of_dcall_table): New function.
32 (output_dcall_table): New function.
33 (size_of_vcall_table): New function.
34 (output_vcall_table): New function.
35 (dwarf2out_direct_call): New function.
36 (vcall_insn_table_hash): New function.
37 (vcall_insn_table_eq): New function.
38 (dwarf2out_virtual_call_token): New function.
39 (dwarf2out_virtual_call): New function.
40 (dwarf2out_init): Allocate new tables and sections.
41 (prune_unused_types): Mark DIEs referenced from direct call table.
42 (dwarf2out_finish): Output direct and virtual call tables.
43 * final.c (final_scan_insn): Call direct_call and virtual_call
45 * debug.h (struct gcc_debug_hooks): Add direct_call,
46 virtual_call_token, virtual_call hooks.
47 (debug_nothing_uid): New function.
48 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
49 (debug_nothing_uid): New function.
50 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
51 * sdbout.c (sdb_debug_hooks): Likewise.
52 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
53 * doc/invoke.texi (-fenable-icf-debug): New option.
55 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
58 * regmove.c (regmove_backward_pass): Replace src with dst in the
59 debug insn, and check for dst before rather than after.
61 2009-10-08 Janis Johnson <janis187@us.ibm.com>
63 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
64 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
66 2009-10-08 Jan Hubicka <jh@suse.cz>
69 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
70 do not mark cgraph nodes as needed.
71 (record_references_in_initializer): Add new only_vars parameter.
72 * cgraph.h (record_references_in_initializer): New parameter.
73 * varasm.c (assemble_variable): Update call.
74 * varpool.c (varpool_analyze_pending_decls): Always look for
77 2009-10-08 Anatoly Sokolov <aesok@post.ru>
79 * config/avr/avr.c (last_insn_address) Remove variable.
80 (expand_prologue): Don't initialise last_insn_address variable.
81 (final_prescan_insn): Don't output insn size.
82 * config/avr/avr.opt (msize): Remove switch.
83 * doc/invoke.texi (AVR Options): Remove documentation of -msize
86 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
88 * combine.c (label_tick_ebb_start): Fix comment.
89 (combine_instructions): Set label_tick and label_tick_ebb_start before
90 calling setup_incoming_promotions. Start them from 1. Increment
91 label_tick instead of deriving it from the BB index. Rather than
92 comparing ticks use the block from the previous iteration to decide
93 whether to start a new EBB. Remove empty lines before function.
95 2009-10-08 Michael Matz <matz@suse.de>
98 * builtins.c (fold_builtin_isascii): Use fold_build2.
99 (fold_builtin_isdigit): Ditto.
100 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
101 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
102 remove_useless_stmts_cond, remove_useless_stmts_tf,
103 remove_useless_stmts_tc, remove_useless_stmts_bind,
104 remove_useless_stmts_goto, remove_useless_stmts_label,
105 remove_useless_stmts_1, remove_useless_stmts,
106 pass_remove_useless_stmts): Remove.
107 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
108 * passes.c (init_optimization_passes): Don't add
109 pass_remove_useless_stmts.
110 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
111 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
113 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
114 for static constants.
115 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
116 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
118 2009-10-08 Richard Guenther <rguenther@suse.de>
120 * gimple.c (free_gimple_type_tables): New function.
121 * gimple.h (free_gimple_type_tables): Declare.
123 2009-10-07 Mark Heffernan <meheff@google.com>
125 * ipa-prop.c (ipa_print_node_params) Only print
126 names of named arguments.
128 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
130 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
131 being statically linked.
133 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
135 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
137 2009-10-08 Jan Hubicka <jh@suse.cz>
140 * ipa.c (cgraph_externally_visible_p,
141 function_and_variable_visibility,
142 whole_program_function_and_variable_visibility): Skip non-finalized
145 2009-10-08 Nick Clifton <nickc@redhat.com>
147 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
150 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
153 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
155 2009-10-07 Joseph Myers <joseph@codesourcery.com>
158 * c-common.c (c_fully_fold_internal): Strip nops from the result
159 of recursive calls to c_fully_fold_internal.
160 (c_wrap_maybe_const): New.
161 (c_save_expr): Use c_wrap_maybe_const.
162 * c-common.h (c_wrap_maybe_const): Declare.
163 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
164 build_binary_op): Use c_wrap_maybe_const.
166 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
168 * real.c: Fix comment to reflect actual exponent size.
170 2009-10-08 Ben Elliston <bje@au.ibm.com>
172 * config/rs6000/a2.md: Add FSF comment header.
174 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
176 * config/i386/i386.md (any_extend): New code iterator.
177 (u, s): New code attributes.
179 (DWIH): Rewrite as code iterator for SI and DI modes.
180 (DWI): Rewrite as mode attribute.
181 (dwi): New mode attribute.
182 (di): Depend on SI mode and DI mode.
183 (doubleint_general_operand): Remove mode attribute.
185 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
188 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
189 (*sub<mode>3_doubleword): Ditto.
191 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
192 using SWIM248 mode iterator.
193 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
194 using SWI48 mode iterator.
195 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
196 patterns using DWIH mode iterator and any_extend code iterator.
197 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
198 using any_extend code iterator.
199 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
200 patterns using DWIH mode iterator and any_extend code iterator.
201 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
202 using any_extend code iterator.
203 (<s>mul<mode>3_highpart): Macroize expander from
204 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
205 and any_extend code iterator.
206 (*<s>muldi3_highpart_1): Macroize insn from
207 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
208 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
209 patterns using any_extend code iterator.
210 (*<s>mulsi3_highpart_zext): Macroize insn from
211 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
213 2009-10-07 Jakub Jelinek <jakub@redhat.com>
215 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
216 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
217 refering to a DIE with DW_AT_const_value.
219 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
222 * ira-lives.c (check_and_make_def_conflict): Process all operands.
224 2009-10-06 Jan Hubicka <jh@suse.cz>
226 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
229 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
231 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
232 *lea_2_rex64): Move before *add<mode>_1 pattern.
234 2009-10-07 Jan Hubicka <jh@suse.cz>
236 * collect2.c (main): Add -fno-whole-program.
237 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
239 2009-10-07 Jan Hubicka <jh@suse.cz>
241 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
242 has no address taken.
243 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
245 (cgraph_clone_node): Clear externally_visible flag for clones.
246 * cgraph.h (cgraph_only_called_directly_p,
247 cgraph_can_remove_if_no_direct_calls_p): New predicates.
248 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
249 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
250 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
251 ipcp_insert_stage): Likwise.
252 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
253 externally_visible flag.
254 (verify_cgraph_node): Verify that inline clones look right.
255 (process_function_and_variable_attributes): Do not set
256 externally_visible flags.
257 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
259 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
261 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
262 clear externally_visible when turning into inline clones
263 (cgraph_mark_inline_edge): Use new predicates.
264 (cgraph_estimate_growth): Likewise.
265 (cgraph_decide_inlining): Likewise.
266 * ipa.c (cgraph_postorder): Likewise.
267 (cgraph_remove_unreachable_nodes): Likewise; sanity check
268 that inline clones are not needed.
269 (cgraph_externally_visible_p): New predicate.
270 (function_and_variable_visibility): Add whole_program parameter;
271 always set externally_visible flag; handle COMDAT function
273 (local_function_and_variable_visibility): New function.
274 (gate_whole_program_function_and_variable_visibility): New function.
275 (whole_program_function_and_variable_visibility): New function.
276 (pass_ipa_whole_program_visibility): New function.
277 * passes.c (init_optimization_passes): Add whole program visibility
279 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
280 not care about needed/reachable flags.
281 * varpool.c: Include flags.h
282 (decide_is_variable_needed): When doing LTO assume whole-program mode.
283 (varpool_finalize_decl): When we are in LTO read-back, all variables
285 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
287 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
289 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
292 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
294 * config.gcc: Don't include the makefile fragments intended for
296 * config/s390/fixdfdi.h: File removed.
297 * config/s390/libgcc-glibc.ver: File removed.
298 * config/s390/s390.h: Remove the fixdfdi.h hack.
299 * config/s390/t-crtstuff: File moved to libgcc dir.
300 * config/s390/t-linux: Likewise.
301 * config/s390/t-tpf: libgcc specific parts removed.
302 * config/s390/t-linux64: Likewise.
304 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
306 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
307 (lto-compress.o): Likewise.
309 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
312 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
313 dllexport to class members here.
314 (i386_pe_determine_dllimport_p): Only check static class data for
316 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
317 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
318 functions for vague linkage.
319 (i386_pe_type_dllexport_p): Fix formatting.
320 (maybe_add_dllexport) New function.
321 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
324 2009-10-07 Ben Elliston <bje@au.ibm.com>
326 * config/rs6000/a2.md: Remove duplicated lines.
328 2009-10-07 Ben Elliston <bje@au.ibm.com>
330 * config.gcc (powerpc*-*-*): Handle a2.
331 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
332 * config/rs6000/a2.md: New file.
333 * config/rs6000/rs6000.opt (mno-update): New.
334 (mupdate): Return to using a mask, not a var.
335 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
336 (enum processor_type): Add PROCESSOR_PPCA2.
337 * config/rs6000/rs6000.c (ppca2_cost): New costs.
338 (rs6000_override_options): Add "a2" to processor_target_table.
339 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
340 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
342 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
344 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
345 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
346 reference to nonexistent gen_truncxfxf2 function.
348 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
350 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
351 (DWIH, g, di, doubleint_general_operand): New mode attributes.
352 (general_operand): Handle TI mode.
353 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
354 using SDWIM mode iterator.
355 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
356 pattern from *add{di,ti}3_1 patterns and corresponding splitters
357 using DWI mode iterator.
358 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
359 patterns using SWI mode iterator.
360 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
361 using SWI48 mode iterator.
362 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
363 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
364 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
365 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
366 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
367 using SDWIM mode iterator.
368 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
369 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
370 using DWI mode iterator.
371 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
372 patterns using SWI mode iterator.
373 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
374 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
375 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
376 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
377 patterns using plusminus code iterator.
378 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
379 sub<mode>3 patterns using plusminus code iterator.
380 * config/i386/i386.c (override_options): Update call to
381 gen_subdi_carry_rex64 for renamed function.
382 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
383 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
384 calls to instruction expanders.
386 2009-10-06 Martin Jambor <mjambor@suse.cz>
389 * opts.c (decode_options): Run IPA-SRA at -O2.
391 2009-10-06 Richard Guenther <rguenther@suse.de>
393 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
395 2009-10-06 Tobias Burnus <burnus@net-b.de>
398 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
399 -flto and -fwhole-program flags can be combined.
401 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
404 * gcc.c (process_command): Check that -o argument was specified.
406 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
408 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
410 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
412 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
413 * doc/invoke.texi (Warning Options): Annotate allowed languages
414 for -Wunsuffixed-float-constants.
416 2009-10-05 Jakub Jelinek <jakub@redhat.com>
418 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
419 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
420 same name and isn't the main variant.
423 * dwarf2out.c (loc_by_reference): Removed.
424 (dw_loc_list_1): New function.
425 (dw_loc_list): Remove toplev argument, add want_address argument.
426 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
427 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
428 want_address == 2 to dw_loc_list. For successful dw_loc_list
429 set have_address to 1 only if want_address is not 0.
431 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
433 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
434 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
435 a code block followed by two pointers.
436 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
437 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
438 (MIPS_MOVE): Likewise.
439 (MIPS_LUI): Likewise.
441 (MIPS_BAL): Likewise.
442 (MIPS_NOP): Likewise.
443 (mips_asm_trampoline_template): Delete.
444 (mips_trampoline_code_size): New function.
445 (mips_trampoline_init): Add shorter sequences for all cases
446 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
447 Calculate the opcodes directly, rather than copying from a template.
448 Only flush the code part of the trampoline.
449 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
451 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
453 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
454 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
455 (INCOMING_RETURN_ADDR_RTX): Likewise.
456 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
458 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
459 with RETURN_ADDR_REGNUM.
460 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
461 * config/mips/mips.c (mips16_build_call_stub): Replace
462 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
463 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
464 (mips_print_operand_punctuation): Likewise.
465 (mips_frame_set): Likewise.
466 (mips16e_output_save_restore): Likewise.
467 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
468 (mips_save_reg_p): Likewise.
469 (mips_return_addr): Likewise.
470 (mips_set_return_address): Likewise.
471 (mips_direct_save_slot_move_p): Likewise.
472 (mips_output_function_prologue): Likewise.
473 (mips_restore_reg): Likewise.
474 (mips_expand_epilogue): Likewise.
475 (mips_epilogue_uses): Likewise.
476 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
477 (*mov<mode>_ra): Use it instead of a hard-coded 31.
478 (clear_hazard_<mode>): Likewise.
479 (call_internal): Likewise.
480 (call_internal_direct): Likewise.
481 (call_direct_split): Likewise.
482 (call_value_internal): Likewise.
483 (call_value_split): Likewise.
484 (call_value_internal_direct): Likewise.
485 (call_value_direct_split): Likewise.
486 (call_value_multiple_internal): Likewise.
487 (call_value_multiple_split): Likewise.
489 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
490 Jakub Jelinek <jakub@redhat.com>
492 PR rtl-optimization/41511
493 * combine.c (record_value_for_reg): Pass explicit values as argument
494 to get_last_value_validate.
495 (get_last_value_validate): Document INSN parameter.
496 For non-readonly MEMs, assume they might have been modified if INSN
497 was in another basic block.
498 (get_last_value): Minor reformatting.
500 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
503 * final.c (asm_str_count): Split out from asm_insn_count.
504 * rtl.h (asm_str_count): New prototype.
505 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
508 2009-10-05 Sriraman Tallam <tmsriram@google.com>
510 * doc/plugins.texi: Change plugin_pass to register_pass_info.
512 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
513 Rafael Espindola <espindola@google.com>
515 * gengtype.c (write_types): Moved call to write_func_for_structure
518 2009-10-05 Richard Guenther <rguenther@suse.de>
521 * lto-cgraph.c (output_cgraph): Output toplevel asms.
522 (input_cgraph_1): Input toplevel asms.
524 2009-10-05 Richard Guenther <rguenther@suse.de>
527 * lto-symtab.c (lto_compatible_attributes_p): Remove.
528 (external_aggregate_decl_p): Likewise.
529 (lto_symtab_compatible): Re-structure. Remove dead code.
530 For variables ignore toplevel qualifiers when comparing types.
531 Issue warnings, not errors for mismatched user-alignment.
533 2009-10-05 Richard Guenther <rguenther@suse.de>
537 * lto-symtab.c (struct lto_symtab_base_def): Remove.
538 (struct lto_symtab_identifier_def): Likewise.
539 (struct lto_symtab_decl_def): Likewise.
540 (struct lto_symtab_entry_def): New.
541 (lto_symtab_identifier_t): Rename to ...
542 (lto_symtab_entry_t): ... this.
543 (lto_symtab_decls): Remove.
544 (lto_symtab_base_hash): Rename to ...
545 (lto_symtab_entry_hash): ... this.
546 (lto_symtab_base_eq): Rename to ...
547 (lto_symtab_entry_eq): ... this.
548 (lto_symtab_base_marked_p): Rename to ...
549 (lto_symtab_entry_marked_p): ... this.
550 (lto_symtab_identifier_marked_p): Remove.
551 (lto_symtab_decl_marked_p): Likewise.
552 (lto_symtab_maybe_init_hash_tables): Rename to ...
553 (lto_symtab_maybe_init_hash_table): ... this.
554 (lto_symtab_set_resolution_and_file_data): Remove.
555 (lto_symtab_register_decl): New function.
556 (lto_symtab_get_identifier): Remove.
557 (lto_symtab_get): New function.
558 (lto_symtab_get_resolution): Adjust.
559 (lto_symtab_get_identifier_decl): Remove.
560 (lto_symtab_set_identifier_decl): Likewise.
561 (lto_symtab_merge_decl): Rename to ...
562 (lto_symtab_merge): ... this. Rewrite.
563 (lto_symtab_merge_var): Remove.
564 (lto_symtab_merge_fn): Likewise.
565 (lto_symtab_prevailing_decl): Adjust.
566 (lto_cgraph_replace_node): New function.
567 (lto_symtab_merge_decls_2): Likewise.
568 (lto_symtab_merge_decls_1): Likewise.
569 (lto_symtab_fixup_var_decls): Likewise.
570 (lto_symtab_resolve_symbols): Likewise.
571 (lto_symtab_merge_decls): Likewise.
572 (lto_symtab_prevailing_decl): Adjust.
573 (lto_symtab_get_symtab_def): Remove.
574 (lto_symtab_get_file_data): Likewise.
575 (lto_symtab_clear_resolution): Adjust.
576 (lto_symtab_clear_resolution): Likewise.
577 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
578 (input_cgraph_1): Likewise.
579 * lto-streamer-in.c (get_resolution): Do not provide fake
580 symbol resolutions here.
581 (deferred_global_decls): Remove.
582 (lto_register_deferred_decls_in_symtab): Likewise.
583 (lto_register_var_decl_in_symtab): Change signature, register
584 variable via lto_symtab_register_decl.
585 (lto_register_function_decl_in_symtab): Likewise.
586 (lto_read_tree): Adjust.
587 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
588 (lto_symtab_merge_var): Likewise.
589 (lto_symtab_merge_fn): Likewise.
590 (lto_symtab_register_decl): Declare.
591 (lto_symtab_merge_decls): Likewise.
593 2009-10-05 Richard Guenther <rguenther@suse.de>
595 PR tree-optimization/23821
596 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
597 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
598 simple IV increments.
600 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
602 * config/arm/arm.c (arm_override_options): Really initialize
603 flag_dwarf2_cfi_asm to 0.
605 2009-10-05 Doug Kwan <dougkwan@google.com>
607 PR rtl-optimization/41574
608 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
609 floating point and we are not doing unsafe math optimizations.
611 2009-10-03 Simon Baldwin <simonb@google.com>
612 Cary Coutant <ccoutant@google.com>
613 Rafael Espindola <espindola@google.com>
614 Richard Guenther <rguenther@suse.de>
615 Jan Hubicka <jh@suse.cz>
616 Doug Kwan <dougkwan@google.com>
617 H.J. Lu <hongjiu.lu@intel.com>
618 Bill Maddox <maddox@google.com>
619 Ryan Mansfield <rmansfield@qnx.com>
620 Diego Novillo <dnovillo@google.com>
621 Ollie Wild <aaw@google.com>
622 Kenneth Zadeck <zadeck@naturalbridge.com>
624 * lto-cgraph.c: New file.
625 * lto-compress.c: New file.
626 * lto-compress.h: New file.
627 * lto-opts.c: New file.
628 * lto-section-in.c: New file.
629 * lto-section-out.c: New file.
630 * lto-streamer-in.c: New file.
631 * lto-streamer-out.c: New file.
632 * lto-streamer.c: New file.
633 * lto-streamer.h: New file.
634 * lto-symtab.c: New file.
635 * lto-wpa-fixup.c: New file.
636 * lto-wrapper.c: New file.
638 2009-10-03 Simon Baldwin <baldwin@google.com>
639 Ben Elliston <bje@au.ibm.com>
640 Rafael Espindola <espindola@google.com>
641 Nathan Froyd <froydnj@codesourcery.com>
642 Jan Hubicka <jh@suse.cz>
643 Doug Kwan <dougkwan@google.com>
644 Diego Novillo <dnovillo@google.com>
645 Kenneth Zadeck <zadeck@naturalbridge.com>
647 * Makefile.in (enable_lto): New.
648 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
649 (LINKER_PLUGIN_API_H): Define.
650 (LTO_SYMTAB_H): Define.
651 (LTO_STREAMER_H): Define.
652 (TREE_VECTORIZER_H): Define.
653 (INCLUDES): Add LIBELFINC.
654 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
655 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
656 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
657 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
658 (native): Add lto-wrapper$(exeext)
659 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
660 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
661 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
662 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
663 (varasm.o): Add dependency on tree-iterator.h.
664 (cgraph.o): Add dependency on cif-code.def.
665 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
666 (ipa-pure-const.o): Likewise.
667 (GTFILES): Add lto-symtab.c.
668 (install-lto-wrapper): New.
669 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
670 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
671 * config.in: Regenerate.
673 2009-10-03 Rafael Espindola <espindola@google.com>
674 Diego Novillo <dnovillo@google.com>
676 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
678 Call execute_ipa_summary_passes for all_regular_ipa_passes and
680 (cgraph_optimize): Make extern.
682 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
683 Kenneth Zadeck <zadeck@naturalbridge.com>
685 * toplev.c (in_lto_p): Declare.
686 * collect2.c (scan_prog_file): Read all the output when reading
688 (enum lto_mode_d): Declare.
690 2009-10-03 Richard Guenther <rguenther@suse.de>
691 Diego Novillo <dnovillo@google.com>
693 * gimple.c: Include target.h and alias.h.
694 (gimple_types): Declare.
695 (type_hash_cache): Declare.
696 (gimple_alloc_stat): Make extern.
697 (gimple_build_eh_must_not_throw): Call
698 gimple_eh_must_not_throw_set_fndecl.
699 (struct type_pair_d): Declare.
700 (type_pair_t): Declare.
701 (type_pair_hash): New.
703 (lookup_type_pair): New.
704 (gimple_force_type_merge): New.
705 (compare_type_names_p): New.
706 (compare_field_offset): New.
707 (gimple_types_compatible_p): New.
708 (struct sccs): Declare.
709 (next_dfs_num): Declare.
710 (iterative_hash_gimple_type): New.
712 (iterative_hash_type_name): New.
713 (iterative_hash_gimple_type): New.
714 (gimple_type_hash): New.
715 (gimple_type_eq): New.
716 (gimple_register_type): New.
717 (print_gimple_types_stats): New.
718 (gimple_signed_or_unsigned_type): New.
719 (gimple_unsigned_type): New.
720 (gimple_signed_type): New.
721 (gimple_get_alias_set): New.
722 (gimple_decl_printable_name): Do not use DMGL_TYPES.
723 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
724 (gimple_force_type_merge): Declare.
725 (gimple_types_compatible_p): Declare.
726 (gimple_register_type): Declare.
727 (print_gimple_types_stats): Declare.
728 (gimple_unsigned_type): Declare.
729 (gimple_signed_type): Declare.
730 (gimple_get_alias_set): Declare.
731 (gimple_eh_must_not_throw_set_fndecl): New.
733 2009-10-03 Jan Hubicka <jh@suse.cz>
734 Kenneth Zadeck <zadeck@naturalbridge.com>
736 * ipa-pure-const.c: Include lto-streamer.h.
737 (register_hooks): Factor out of ...
738 (generate_summary): ... here.
739 (pure_const_write_summary): New.
740 (pure_const_read_summary): New.
741 (pass_ipa_pure_const): Add pure_const_write_summary and
742 pure_const_read_summary.
743 * ipa-reference.c: Include lto-streamer.h.
744 (add_new_function): New.
745 (remove_node_data): New.
746 (duplicate_node_data): New.
747 (ipa_init): Guard against multiple calls.
748 Move hook setup from analyze_function.
749 (write_node_summary_p): New.
750 (ipa_reference_write_summary): New.
751 (ipa_reference_read_summary): New.
752 (pass_ipa_reference): Add ipa_reference_write_summary and
753 ipa_reference_read_summary.
754 * cgraph.h (cgraph_local_info): Add field lto_file_data.
755 (struct cgraph_edge): Add fields lto_stmt_uid and
756 call_stmt_cannot_inline_p.
757 (cgraph_optimize): Declare.
758 (cgraph_decide_is_function_needed): Declare.
759 (reset_inline_failed): Declare.
760 (enum LTO_cgraph_tags): Declare.
761 (LTO_cgraph_tag_names): Declare.
762 (LCC_NOT_FOUND): Define.
764 2009-10-03 Doug Kwan <dougkwan@google.com>
765 Rafael Espindola <espindola@google.com>
766 Jan Hubicka <jh@suse.cz>
767 Diego Novillo <dnovillo@google.com>
768 Kenneth Zadeck <zadeck@naturalbridge.com>
770 * passes.c (all_regular_ipa_passes): New.
771 (all_ipa_passes): Rename to all_small_ipa_passes.
772 (init_optimization_passes): Init all_regular_ipa_passes.
773 * tree-pass.h (all_regular_ipa_passes): New.
774 (all_ipa_passes): Rename to all_small_ipa_passes.
775 * passes.c (all_lto_gen_passes): New.
776 (init_optimization_passes): Initialize all_lto_gen_passes.
777 (execute_ipa_summary_passes): Make non-static.
778 (ipa_write_summaries_1): New.
779 (ipa_write_summaries_2): New.
780 (ipa_write_summaries): New.
781 (ipa_write_summaries_of_cgraph_node_set): New.
782 (ipa_read_summaries_1): New.
783 (ipa_read_summaries): New.
784 (execute_ipa_pass_list): Call cgraph_process_new_functions.
785 (execute_regular_ipa_pass_list): Remove.
786 (init_optimization_passes): Schedule
787 pass_rebuild_cgraph_edges and pass_early_inline outside
788 of pass_all_early_optimizations. Document reason.
789 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
790 pass_ipa_lto_finish_out): New pass.
791 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
792 (execute_all_ipa_transforms): New.
793 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
794 (dump_properties, debug_properties): New.
795 * tree-optimize.c (gate_all_early_local_passes): Return
796 false if we are in lto1.
797 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
798 * tree-pass.h (execute_all_ipa_transforms): Declare.
799 (pass_ipa_function_and_variable_visibility): Declare.
800 (pass_ipa_early_inline): Declare.
801 (pass_ipa_lto_gimple_out): Declare.
802 (pass_ipa_lto_wpa_fixup): Declare.
803 (pass_ipa_lto_finish_out): Declare.
804 (all_small_ipa_passes, all_regular_ipa_passes,
805 all_lto_gen_passes): Declare.
806 (execute_ipa_summary_passes): Declare.
807 (execute_all_ipa_transforms): Declare.
808 (ipa_write_summaries): Declare
809 (ipa_write_summaries_of_cgraph_node_set): Declare.
810 (ipa_read_summaries): Declare.
812 2009-10-03 Doug Kwan <dougkwan@google.com>
813 Ollie Wild <aaw@google.com>
815 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
817 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
818 (lto_mode): New variable.
819 (maybe_run_lto_and_relink): Handle the -fwpa option.
820 (main): Handle the -fwpa option.
821 (maybe_unlink_list): New function.
822 * gcc.c (link_lto_options): Replace -flto with -fwpa.
823 * common.opt (flto): New flag.
824 * toplev.c (flag_generate_lto): Declare.
826 2009-10-03 Simon Baldwin <simonb@google.com>
828 * common.opt (flto-compression-level): New flag.
830 * opts.c: Include lto-opts.h.
831 (handle_option): Call lto_register_user_option for each
832 valid option handled.
833 (decode_options): Clear registered options before the options
836 2009-10-03 Cary Coutant <ccoutant@google.com>
838 * collect2.c (is_elf): New function.
839 (scan_prog_file): Require LTO object to be in ELF format.
841 2009-10-03 Rafael Espindola <espindola@google.com>
843 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
844 libgcc to the linker.
846 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
848 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
849 (collect_execute): Add flags argument. Pass flags to pex_run. Update
851 * collect2.h (collect_execute): Add flags argument.
852 * tlink.c (tlink_execute): Update call to collect_execute.
853 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
854 (use_linker_plugin): New.
855 (use_linker_plugin_spec_function): New.
856 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
857 (linker_plugin_file_spec): New.
858 (lto_wrapper_spec): New.
860 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
861 (static_spec_functions): Add use-linker-plugin.
862 (process_command): Handle -use-linker-plugin.
863 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
864 linker_plugin_file_spec and lto_gcc_spec.
865 (use_linker_plugin_spec_function): New.
867 2009-10-03 Richard Guenther <rguenther@suse.de>
871 * tree.h (is_lang_specific): Include LANG_TYPE.
872 * tree.c (find_decls_types_r): Manually add interesting parts
873 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
875 * gimple.c (type_pair_hash): Make symmetric.
876 (type_pair_eq): Likewise.
877 (lookup_type_pair): Increase initial hashtable size.
878 (gimple_force_type_merge): Rely on type-pair symmetry.
879 (visit): Remove excessive checking code.
880 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
881 (gimple_register_type): Remove getenv calls, shrink initial
885 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
886 inline functions if not generating lto output.
889 * toplev.c (finalize): In WPA mode remove the asm file.
891 2009-10-03 Doug Kwan <dougkwan@google.com>
893 * ipa-inline.c (cgraph_mark_inline): Check
894 edge->call_stmt_cannot_inline_p instead of calling
895 gimple_call_cannot_inline_p.
896 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
897 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
898 (inline_generate_summary): Do nothing in LTRANS.
899 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
900 exists before calling gimple_call_cannot_inline_p.
901 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
902 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
903 Update new_edge->lto_stmt_uid.
904 * cgraphbuild.c (reset_inline_failed): New.
906 * common.opt (fwpa): New flag.
907 (fltrans): New option.
908 * gcc.c (gcc_lto_option_t): New type.
909 (current_lto_option): New variable.
910 (lto_single_spec_function): Remove and is replaced by ..
911 (lto_option_spec_function): New function.
912 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
913 passing the -flto flag.
914 (cc1_options): Separate non-LTO related parts into ..
915 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
916 (lto1_options): New spec for lto FE.
917 (link_lto_options): New spec for handling LTO flags in linker.
918 (invoke_lto_single): Re-format to fit in 80 column. Replace
919 lto-single with lto-option.
920 (static_specs): Add cc1_non_lto_options, lto1_options and
922 (static_spec_function): Replace lto-single with lto-option.
923 (process_command): Handle -flto, -fwpa and -fltran by setting
924 current_lto_option and not passing it to subprocess unconditionally.
926 2009-10-03 Bill Maddox <maddox@google.com>
928 Add `gcc' driver support for link-time code generation (LTO).
930 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
931 (lto_flag, lto_objects, lto_o_file): New variables.
932 (struct lto_object, struct lto_object_list): New structures.
933 (collect_exit, handler): Remove LTO temporary output file on exit.
934 (add_lto_object): New function.
935 (maybe_run_lto_and_relink): New function. Perform link time code
936 generation and relinking for object files containing LTO information.
937 (main): Invoke maybe_run_lto_and_relink().
938 (dump_argv): New function. For debugging, currently disabled.
939 (scan_prog_file): Add LTO information pass.
940 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
942 * toplev.c (compile_file): Emit assembler directive to create
943 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
945 2009-10-03 Diego Novillo <dnovillo@google.com>
947 * c.opt: Add LTO to warn_abi and warn_psabi.
949 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
950 inline function. Ignore language-specific nodes. Update all users.
951 (find_decls_types_r): Do not traverse the subtrees of
952 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
953 * tree.h (is_lang_specific): New.
954 * langhooks.h (struct lang_hooks_for_decls): Remove
955 may_need_assembler_name_p. Update all users.
957 * c-common.c (set_builtin_user_assembler_name): Move ...
958 * builtins.c (set_builtin_user_assembler_name): ... here.
959 (is_builtin_name): Add comment
960 (is_builtin_fn): New.
961 * except.c (output_ttype): Only call
962 lookup_type_for_runtime if TYPE is not a runtime type.
964 * passes.c (register_pass): Call position_pass on
965 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
966 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
967 (TV_IPA_LTO_DECL_IO): Define.
968 (TV_IPA_LTO_CGRAPH_IO): Define.
970 (TV_WHOPR_WPA): Define.
971 (TV_WHOPR_WPA_IO): Define.
972 (TV_WHOPR_LTRANS): Define.
973 (TV_WHOPR_WPA_FIXUP): Define.
974 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
975 * tree-cfg.c (tree_node_can_be_shared): Make extern.
976 * tree-flow.h (tree_node_can_be_shared): Declare.
977 * tree-inline.c (tree_can_inline_p): Check that E has a
978 statement associated with it.
979 * tree.c (free_lang_data_in_binf): Factor out of ...
980 (free_lang_data_in_type): ... here.
981 Call RECORD_OR_UNION_TYPE_P.
982 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
983 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
984 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
985 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
986 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
987 (gate_free_lang_data): Return true if flag_generate_lto is set.
988 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
989 * c-common.h (set_builtin_user_assembler_name): Move ...
990 * tree.h (set_builtin_user_assembler_name): ... here.
992 * common.opt (flto-report): New flag.
993 * opts.c (complain_wrong_lang): Do not complain if running lto1.
994 * collect2.c (scan_prog_file): Send the error output of
995 'nm' to HOST_BIT_BUCKET.
997 2009-10-03 Ollie Wild <aaw@google.com>
999 * langhooks-def.h (lhd_begin_section): New function declaration.
1000 (lhd_write_section): New function declaration.
1001 (lhd_end_section): New function declaration.
1002 (LANG_HOOKS_BEGIN_SECTION): New macro.
1003 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1004 (LANG_HOOKS_END_SECTION): New macro.
1005 (LANG_HOOKS_LTO): New macro.
1006 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1007 * langhooks.c (output.h): Add include.
1008 (saved_section): New static variable.
1009 (lhd_begin_section): New function.
1010 (lhd_write_section_data): New function.
1011 (lhd_end_section): New function.
1012 * langhooks.h (struct lang_hooks_for_lto): New structure.
1013 (struct lang_hooks): Add member lto.
1014 * Makefile.in (langhooks.o): Add dependency on output.h.
1016 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1018 2009-10-03 Richard Guenther <rguenther@suse.de>
1020 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1023 2009-10-03 Simon Baldwin <simonb@google.com>
1024 Richard Guenther <rguenther@suse.de>
1025 Janis Johnson <janis187@us.ibm.com>
1026 Doug Kwan <dougkwan@google.com>
1027 Diego Novillo <dnovillo@google.com>
1028 Ramana Radhakrishnan <ramana.r@gmail.com>
1029 Ollie Wild <aaw@google.com>
1031 * doc/install.texi: Add documentation for libelf and --enable-lto.
1032 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1033 -flto-report, -flto-compression-level and -use-linker-plugin.
1034 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1035 Add section for LTO Testing.
1037 2009-10-02 Cary Coutant <ccoutant@google.com>
1039 Add support for comdat type sections for DWARF v4.
1040 Merge from dwarf4 branch.
1042 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1043 (dw_die_ref): Define vector type.
1044 (enum dw_val_class): Add dw_val_class_data8.
1045 (struct dw_val_struct): Add v.val_data8.
1046 (comdat_type_node_ref): New type.
1047 (struct die_struct): Move die_symbol into a union; add new field
1048 die_type_node. Change all uses.
1049 (comdat_type_node): New type.
1050 (skeleton_chain_node): New type.
1051 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1052 (comdat_type_list): New variable.
1053 (dwarf_tag_name): Add DW_TAG_type_unit.
1054 (dwarf_attr_name): Add DW_AT_signature.
1055 (add_AT_data8): New function.
1056 (replace_child): New function.
1057 (move_all_children): New function.
1058 (print_signature): New function.
1059 (print_die): Print signature information; add dw_val_class_data8.
1060 (attr_checksum): Support dw_val_class_data8.
1061 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1062 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1063 (checksum_sleb128, checksum_uleb128): New functions.
1064 (checksum_die_context): New function.
1065 (loc_checksum_ordered): New function.
1066 (attr_checksum_ordered): New function.
1067 (struct checksum_attributes): New structure.
1068 (collect_checksum_attributes): New function.
1069 (die_checksum_ordered): New function.
1070 (generate_type_signature): New function.
1071 (same_dw_val_p): Add dw_val_class_data8.
1072 (is_symbol_die): Use new is_declaration_die function.
1073 (is_declaration_die): New function.
1074 (should_move_die_to_comdat): New function.
1075 (clone_die): New function.
1076 (clone_tree): New function.
1077 (clone_as_declaration): New function.
1078 (copy_declaration_context): New function.
1079 (generate_skeleton_ancestor_tree): New function.
1080 (generate_skeleton_bottom_up): New function.
1081 (generate_skeleton): New function.
1082 (remove_child_or_replace_with_skeleton): New function.
1083 (break_out_comdat_types): New function.
1084 (struct decl_table_entry): New type.
1085 (htab_decl_hash): New function.
1086 (htab_decl_eq): New function.
1087 (htab_decl_del): New function.
1088 (copy_ancestor_tree): New function.
1089 (copy_decls_walk): New function.
1090 (copy_decls_for_unworthy_types): New function.
1091 (build_abbrev_table): Don't assert on missing die_symbol when doing
1092 comdat type sections.
1093 (size_of_die): Use DW_FORM_sig8 for external references. Add
1095 (unmark_dies): Don't assert for unmarked dies when doing comdat
1097 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1098 (output_signature): New function.
1099 (output_die): Likewise.
1100 (output_compilation_unit_header): Mark output as DWARF version 3
1101 even if generating DWARF 4.
1102 (output_comdat_type_unit): New function.
1103 (output_line_info): Mark output as DWARF version 3 even if generating
1105 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1107 (dwarf2out_end_source_file): Likewise.
1108 (prune_unused_types_walk_attribs): Don't follow references into
1109 comdat type sections.
1110 (prune_unused_types_mark): When generating type units, do not mark
1111 children of non-defining declarations of types; do mark children of
1113 (prune_unused_types): Process comdat type sections.
1114 (htab_ct_hash): New function.
1115 (htab_ct_eq): New function.
1116 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1117 Add a pointer to the line table from type unit entries so
1118 DW_AT_decl_file has meaning.
1119 * varasm.c (default_elf_asm_named_section): Use identifier name as
1120 comdat key instead of lang hook.
1122 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1124 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1126 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1128 * config/i386/i386.md (SWIM248): New mode iterator.
1129 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1130 divmodhi4 patterns using SWIM248 macro.
1131 (*divmod<mode>4): Macroize insn_and_split pattern from
1132 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1133 and their corresponding splitters usign SWIM248 macro. Split SImode
1134 insn to generate cltd and DImode insn to generate cqto instead of
1135 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1136 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1137 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1138 *divmodsi_noext patterns using SWIM248 macro.
1139 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1140 udivmodhi4 patterns using SWIM248 macro.
1141 (*udivmod<mode>4): Macroize insn_and_split pattern from
1142 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1143 corresponding splitters using SWIM248 macro.
1144 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1145 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1147 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1149 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1150 of zero-sized element is zero-sized regardless of its extent.
1152 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1155 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1156 * configure: Regenerated.
1157 * config.in: Regenerated.
1158 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1159 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1160 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1161 not emitting .eh_frame, emit .cfi_sections .debug_frame
1166 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1167 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1169 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1170 vars use DECL_RTL with resetting it back to NULL afterwards.
1171 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1172 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1173 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1174 the attribute type allows it, otherwise use DW_FORM_dataN.
1175 (mem_loc_descriptor): Handle CONST_STRING.
1176 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1177 Handle MEM with CONST_STRING address using add_AT_string.
1178 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1179 CONST_STRING for const arrays initialized with a string literal.
1180 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1181 (dwarf2out_finish): Call resolve_addr.
1183 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1184 Maxim Kuvyrkov <maxim@codesourcery.com>
1186 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1188 2009-10-02 Nick Clifton <nickc@redhat.com>
1190 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1191 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1193 2009-10-01 Jan Hubicka <jh@suse.cz>
1195 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1196 (cgraph_create_virtual_clone): Just pass redirect_callers
1198 * cgraph.h (cgraph_clone_node): Update prototype.
1199 * ipa-pure-const.c (self_recursive_p): New function.
1200 (propagate): Use it.
1201 * ipa-inline.c (cgraph_clone_inlined_nodes,
1202 cgraph_decide_recursive_inlining): Update.
1204 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1206 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1207 instructions for TARGET_OCTEON.
1209 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1211 * config/arm/arm.c (arm_override_options): Turn off
1212 flag_dwarf2_cfi_asm for AAPCS variants.
1214 2009-10-01 Martin Jambor <mjambor@suse.cz>
1217 * tree-sra.c (convert_callers): Do not call
1218 compute_inline_parameters on one caller more than once.
1220 2009-10-01 Nick Clifton <nickc@redhat.com>
1222 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1223 an empty string if not already defined.
1225 2009-10-01 Martin Jambor <mjambor@suse.cz>
1228 * tree-sra.c (is_va_list_type): New function.
1229 (find_var_candidates): Call is_va_list_type.
1230 (find_param_candidates): Check that the type or the type pointed
1231 to are not va_list types.
1233 2009-10-01 Martin Jambor <mjambor@suse.cz>
1236 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1237 DECL_ARTIFICIAL (param_decl) is true.
1239 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1241 * tree.h (tree_decl_common::lang_flag_8): New.
1242 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1244 * c-common.h (RID_CONSTEXPR): New.
1246 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1248 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1249 Use ref-all pointers.
1250 (alpha_gimplify_va_arg): Ditto.
1252 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1255 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1256 before insn counting loop now that BB_END (bb) is counted. Ensure
1257 the return value isn't zero.
1259 2009-09-30 Nick Clifton <nickc@redhat.com>
1261 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1262 with separate definitions of c_target_objs and cxx_target_objs.
1263 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1265 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1266 sh_symbian_import_export_class.
1267 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1268 * config/sh/symbian.c: Delete, moving code into...
1269 * config/sh/symbian-base.c: ... here
1270 * config/sh/symbian-c.c: ... and here
1271 * config/sh/symbian-cxx.c: ... and here.
1273 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1276 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1277 of plus RTX into register.
1279 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1281 * doc/install.texi: Linguistic and markup fixes.
1282 (Configuration) <--disable-cpp>: Remove description.
1283 <--enable-maintainer-mode>: Autotools files are affected, too.
1284 <--with-sysroot>: Improve description.
1285 (Building): Bump required GNU make version.
1287 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1289 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1290 (x86_64-*-*): Ditto.
1292 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1293 intrinisics for FMA4.
1294 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1295 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1296 Add FMA4 check and fma4intrin.h.
1297 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1299 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1300 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1301 constant for FMA4 support.
1302 (UNSPEC_FMA4_FMADDSUB): Ditto.
1303 (UNSPEC_FMA4_FMSUBADD): Ditto.
1304 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1305 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1306 (ix86_expand_fma4_multiple_memory): Ditto.
1307 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1308 (OPTION_MASK_ISA_FMA4_UNSET): New.
1309 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1310 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1311 (ix86_handle_option): Handle -mfma4.
1312 (isa_opts): Handle -mfma4.
1313 (enum pta_flags): Add PTA_FMA4.
1314 (override_options): Add FMA4 support.
1315 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1316 (IX86_BUILTIN_VFMADDSD): Ditto.
1317 (IX86_BUILTIN_VFMADDPS): Ditto.
1318 (IX86_BUILTIN_VFMADDPD): Ditto.
1319 (IX86_BUILTIN_VFMSUBSS): Ditto.
1320 (IX86_BUILTIN_VFMSUBSD): Ditto.
1321 (IX86_BUILTIN_VFMSUBPS): Ditto.
1322 (IX86_BUILTIN_VFMSUBPD): Ditto.
1323 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1324 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1325 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1326 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1327 (IX86_BUILTIN_VFNMADDSS): Ditto.
1328 (IX86_BUILTIN_VFNMADDSD): Ditto.
1329 (IX86_BUILTIN_VFNMADDPS): Ditto.
1330 (IX86_BUILTIN_VFNMADDPD): Ditto.
1331 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1332 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1333 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1334 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1335 (IX86_BUILTIN_VFMADDPS256): Ditto.
1336 (IX86_BUILTIN_VFMADDPD256): Ditto.
1337 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1338 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1339 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1340 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1341 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1342 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1343 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1344 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1345 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1346 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1347 (enum multi_arg_type): New enum for describing the various FMA4
1348 intrinsic argument types.
1349 (bdesc_multi_arg): New table for FMA4 intrinsics.
1350 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1351 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1353 (ix86_expand_builtin): Add FMA4 intrinsic support.
1354 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1355 operand instructions.
1356 (ix86_expand_fma4_multiple_memory): New function to split the
1357 second memory reference from FMA4 instructions.
1358 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1359 (ssemodesuffixf2s): Ditto.
1360 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1362 (fma4_fmsub<mode>4): Ditto.
1363 (fma4_fnmadd<mode>4): Ditto.
1364 (fma4_fnmsub<mode>4): Ditto.
1365 (fma4_vmfmadd<mode>4): Ditto.
1366 (fma4_vmfmsub<mode>4): Ditto.
1367 (fma4_vmfnmadd<mode>4): Ditto.
1368 (fma4_vmfnmsub<mode>4): Ditto.
1369 (fma4_fmadd<mode>4256): Ditto.
1370 (fma4_fmsub<mode>4256): Ditto.
1371 (fma4_fnmadd<mode>4256): Ditto.
1372 (fma4_fnmsub<mode>4256): Ditto.
1373 (fma4_fmaddsubv8sf4): Ditto.
1374 (fma4_fmaddsubv4sf4): Ditto.
1375 (fma4_fmaddsubv4df4): Ditto.
1376 (fma4_fmaddsubv2df4): Ditto.
1377 (fma4_fmsubaddv8sf4): Ditto.
1378 (fma4_fmsubaddv4sf4): Ditto.
1379 (fma4_fmsubaddv4df4): Ditto.
1380 (fma4_fmsubaddv2df4): Ditto.
1381 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1382 instructions for intrinsics.
1383 (fma4i_fmsub<mode>4): Ditto.
1384 (fma4i_fnmadd<mode>4): Ditto.
1385 (fma4i_fnmsub<mode>4): Ditto.
1386 (fma4i_vmfmadd<mode>4): Ditto.
1387 (fma4i_vmfmsub<mode>4): Ditto.
1388 (fma4i_vmfnmadd<mode>4): Ditto.
1389 (fma4i_vmfnmsub<mode>4): Ditto.
1390 (fma4i_fmadd<mode>4256): Ditto.
1391 (fma4i_fmsub<mode>4256): Ditto.
1392 (fma4i_fnmadd<mode>4256): Ditto.
1393 (fma4i_fnmsub<mode>4256): Ditto.
1394 (fma4i_fmaddsubv8sf4): Ditto.
1395 (fma4i_fmaddsubv4sf4): Ditto.
1396 (fma4i_fmaddsubv4df4): Ditto.
1397 (fma4i_fmaddsubv2df4): Ditto.
1398 (fma4i_fmsubaddv8sf4): Ditto.
1399 (fma4i_fmsubaddv4sf4): Ditto.
1400 (fma4i_fmsubaddv4df4): Ditto.
1401 (fma4i_fmsubaddv2df4): Ditto.
1403 * doc/invoke.texi (-mfma4): Add documentation.
1404 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1406 2009-09-29 Richard Henderson <rth@redhat.com>
1408 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1409 an edge to the new destination block.
1411 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1414 * pa.c (hppa_profile_hook): Use
1415 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1417 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1418 Alexander Monakov <amonakov@ispras.ru>
1421 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1422 (not_postinc_memory_operand): New.
1423 (not_postinc_move_operand): New.
1424 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1425 (*cmovsi_internal): Ditto.
1427 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1429 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1430 restrict issue_rate in first pass when scheduling for register
1433 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1434 Rafael Avila de Espindola <espindola@google.com>
1436 * gengtype.c (plugin_output): New.
1437 (get_output_file_with_visibility): Return plugin_output for plugins.
1438 (main): Parse and use the -P option.
1439 * gty.texi: Update the command line format.
1441 2009-09-29 Jakub Jelinek <jakub@redhat.com>
1444 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
1446 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
1447 out if !const_ok_for_output.
1450 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
1451 case VAR_LOCATION>: Remove gcc_unreachable ().
1453 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1455 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
1456 (x86_64-*-*): Ditto.
1457 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
1458 back to smmintrin.h.
1459 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
1460 * config/i386/x86intrin.h: Remove SSE5.
1461 * config/i386/mmintrin-common.h: Delete file.
1462 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
1464 2009-09-29 Richard Guenther <rguenther@suse.de>
1466 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
1467 resulting from stack temporaries on STRICT_ALIGNMENT targets.
1469 2009-09-29 Nick Clifton <nickc@redhat.com>
1471 * function.c (current_function_name): If there is no current
1472 function just return "<none>".
1474 2009-09-28 Sriraman Tallam <tmsriram@google.com>
1476 * tree-pass.h (register_pass_info): New structure.
1477 (pass_positioning_ops): Move enum from gcc-plugin.h.
1478 (register_pass): New function.
1479 * gcc-plugin.h (plugin_pass): Delete structure.
1480 (pass_positioning_ops): Delete enum.
1481 * plugin.c (regsiter_pass): Delete function.
1482 (position_pass): Delete function.
1483 (added_pass_nodes): Delete variable.
1484 (prev_added_pass_nodes): Delete variable.
1485 (pass_list_node): Delete structure.
1486 * passes.c (make_pass_instance): New function.
1487 (next_pass_1): Change to call make_pass_instance.
1488 (pass_list_node): Move structure from gcc-plugin.h.
1489 (added_pass_nodes): Move variable from plugin.c.
1490 (prev_added_pass_nodes): Move variable from plugin.c.
1491 (position_pass): New function.
1492 (register_pass): New function.
1494 2009-09-28 Easwaran Raman <eraman@google.com>
1496 * ifcvt.c (noce_try_abs): Recognize pattern and call
1497 expand_one_cmpl_abs_nojump.
1498 * optabs.c (expand_one_cmpl_abs_nojump): New function.
1499 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
1501 2009-09-28 Ian Lance Taylor <iant@google.com>
1504 * c-opts.c (c_common_handle_option): Don't set
1505 warn_jump_misses_init for -Wall.
1506 * doc/invoke.texi (Warning Options): Update documentation.
1508 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1510 * Makefile.in ($(out_object_file)): Depend on
1511 gt-$(basename $(notdir $(out_file))).h.
1513 2009-09-28 Richard Henderson <rth@redhat.com>
1515 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
1516 * except.c (gen_eh_region): Set it.
1517 (duplicate_eh_regions_1): Copy it.
1518 * tree-eh.c (lower_resx): Use it to determine which function
1521 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
1522 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
1523 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
1524 * tree.c (build_common_builtin_nodes): Remove parameter. Build
1525 BUILT_IN_CXA_END_CLEANUP if necessary.
1527 * c-common.c (c_define_builtins): Update call to
1528 build_common_builtin_nodes.
1530 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1532 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
1534 2009-09-28 Michael Matz <matz@suse.de>
1536 * builtins.c (interclass_mathfn_icode): New helper.
1537 (expand_builtin_interclass_mathfn): Use it here, and split folding
1539 (fold_builtin_interclass_mathfn): ... this new folder.
1540 (build_call_nofold_loc): New static helper.
1541 (build_call_nofold): New wrapper macro for above.
1542 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
1543 (expand_builtin_pow): Ditto.
1544 (expand_builtin_memset_args): Ditto.
1545 (expand_builtin_printf): Ditto.
1546 (expand_builtin_fprintf): Ditto.
1547 (expand_builtin_sprintf): Ditto.
1548 (expand_builtin_memory_chk): Ditto.
1549 (expand_builtin_mempcpy_args): Ditto and don't call folders.
1550 (expand_builtin_stpcpy): Ditto.
1551 (expand_builtin_strcmp): Ditto.
1552 (expand_builtin_strncmp): Ditto.
1553 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
1554 (expand_builtin_strcpy_args): Don't call folders.
1555 (expand_builtin_memcmp): Ditto.
1556 (expand_builtin_strncpy): Ditto, and use target.
1557 (expand_builtin_memcpy): Ditto.
1558 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
1559 expand_builtin_strpbrk, expand_builtin_memmove,
1560 expand_builtin_memmove_args, expand_builtin_bcopy,
1561 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
1562 expand_builtin_strspn, expand_builtin_strcspn,
1563 expand_builtin_fputs): Remove these.
1564 (expand_builtin): Don't call the above, change calls to other
1565 expanders that changed prototype.
1566 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
1567 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
1568 fold_builtin_interclass_mathfn.
1569 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
1570 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
1572 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
1573 * passes.c (init_optimization_passes): Move pass_fold_builtins
1574 after last phiopt pass.
1575 * tree-inline.c (fold_marked_statements): When folding builtins
1576 iterate over all instruction potentially generated.
1577 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
1579 (fold_gimple_call): Use it to always fold calls (into potentially
1580 multiple instructions).
1581 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
1582 calls into zero at this time.
1583 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
1584 statements generated by builtin folding.
1586 2009-09-28 Nick Clifton <nickc@redhat.com>
1588 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
1590 2009-09-28 Duncan Sands <baldrick@free.fr>
1592 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
1593 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
1594 (register_callback): Dispatch it.
1595 (invoke_plugin_callbacks): Incorporate in sanity check.
1596 * ggc.h (ggc_register_cache_tab): Add declaration.
1597 * ggc-common.c (ggc_register_root_tab): Simplify.
1598 (const_ggc_cache_tab_t): New typedef.
1599 (extra_cache_vec): New vector of dynamically added cache tables.
1600 (ggc_register_cache_tab): New function.
1601 (ggc_scan_cache_tab): New function.
1602 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
1603 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
1605 2009-09-27 Richard Henderson <rth@redhat.com>
1607 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
1608 which we remove __builtin_stack_restore.
1610 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
1612 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
1613 to test for GRD_INVARIANT.
1614 (simple_rhs_p): Anything that's function_invariant_p is fine.
1616 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
1618 * gengtype.c (main): Use plunge_files instead of plugin_output.
1620 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
1621 Rafael Avila de Espindola <espindola@google.com>
1623 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
1624 Don't print pch related info if it is false.
1625 (main): Don't print pch info in plugin mode.
1627 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1629 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
1630 with dw_val_class_const_double.
1631 (struct dw_val_struct): Replace val_long_long with val_double and
1632 adjust for above change.
1633 (output_loc_operands): Likewise.
1634 (add_AT_long_long): Rename into...
1635 (add_AT_double): ...this.
1636 (print_die): Replace dw_val_class_long_long with
1637 dw_val_class_const_double and adjust.
1638 (attr_checksum): Likewise.
1639 (same_dw_val_p): Likewise.
1640 (size_of_die): Likewise.
1641 (value_format): Likewise.
1642 (output_die): Likewise.
1643 (loc_descriptor) <CONST_DOUBLE>: Likewise.
1644 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
1645 instead of add_AT_long_long.
1646 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
1647 value with the precision of its type.
1649 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
1652 * c-typeck.c (build_conditional_expr): Use the readonly and
1653 volatile flags of the operand types, not of the operands itself.
1655 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
1657 * collect2.c (main): Look for -brtl before adding libraries.
1659 2009-09-27 Jonathan Gray <jsg@openbsd.org>
1661 * config.gcc: Update OpenBSD targets.
1662 * config/openbsd-stdint.h: New file.
1663 * config/openbsd-libpthread.h: New file.
1664 * config/openbsd.h: Update and break out LIB_SPEC definition.
1665 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
1666 * config/i386/openbsdelf.h: Correct types.
1667 * config/m68k/openbsd.h: Likewise.
1668 * config/mips/openbsd.h: Likewise.
1669 * config/vax/openbsd.h: Likewise.
1671 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1673 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
1674 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
1675 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
1676 of the length and zero.
1678 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1680 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
1681 (FLAGS_H): Add options.h $(REAL_H).
1682 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
1683 (TREE_VECTORIZER_H): New.
1684 (EBITMAP_H): Renamed from EBIMAP_H.
1685 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
1686 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
1687 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
1688 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
1689 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
1690 (graphite-clast-to-gimple.o, graphite-dependences.o)
1691 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
1692 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
1693 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
1694 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
1695 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
1696 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
1697 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
1698 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
1699 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
1700 updated and fixed as per above changes and per
1701 check_makefile_deps.sh output.
1704 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
1705 * configure: Regenerate.
1707 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1709 * doc/install.texi: Update minimum MPC version to 0.7.
1711 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
1713 * doc/install.texi (Binaries): Remove reference to the binary
1714 distribution CD-ROM from the FSF.
1716 2009-09-26 Michael Matz <matz@suse.de>
1720 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
1721 that are mentioned in the body.
1723 2009-09-26 Michael Matz <matz@suse.de>
1725 PR tree-optimization/41454
1726 * tree-ssa-dom (stmts_to_rescan): Remove variable.
1727 (tree_ssa_dominator_optimize): Don't allocate and free it.
1728 (dom_opt_leave_block): Don't iterate over it.
1729 (eliminate_redundant_computations): Don't return a value.
1730 (cprop_operand, cprop_into_stmt): Ditto.
1731 (optimize_stmt): Don't defer updating stmts.
1733 2009-09-25 Dodji Seketeli <dodji@redhat.com>
1735 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
1736 generic_parameter_die, template_parameter_pack_die,
1737 gen_formal_parameter_die, gen_subprogram_die): Adjust after
1738 renaming DW_TAG_formal_parameter_pack and
1739 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
1740 and DW_TAG_GNU_template_parameter_pack.
1742 2009-09-25 Anatoly Sokolov <aesok@post.ru>
1744 * config/v850/v850.h (FUNCTION_VALUE): Remove.
1745 * config/v850/v850.c (v850_function_value): New function.
1746 (TARGET_FUNCTION_VALUE): Define.
1748 2009-09-25 Jakub Jelinek <jakub@redhat.com>
1750 * tree-vect-stmts.c (vectorizable_call): Call
1751 mark_symbols_for_renaming after vect_finish_stmt_generation.
1753 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
1754 to loc_descriptor_from_tree.
1755 (add_location_or_const_value_attribute): Pass 0 instead of 2
1756 for decl_by_reference_p decls.
1758 2009-09-25 Richard Guenther <rguenther@suse.de>
1761 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
1764 2009-09-25 Ben Elliston <bje@au.ibm.com>
1766 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
1769 2009-09-25 Alan Modra <amodra@bigpond.net.au>
1771 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
1772 form of instruction.
1774 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1777 * fold-const.c (const_binop): Handle complex int division.
1778 * tree-complex.c (expand_complex_div_straight,
1779 expand_complex_div_wide): Update comments.
1781 2009-09-24 DJ Delorie <dj@redhat.com>
1784 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
1785 (reg_class): Likewise.
1786 (REG_CLASS_NAMES): Likewise.
1787 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
1788 (m32c_override_options): Disable -fivopts for M32C.
1790 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1792 * config/rs6000/predicates.md (indexed_or_indirect_operand):
1793 Delete VSX load/store with update support.
1794 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
1795 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
1799 (VStype_load_update): Ditto.
1800 (VStype_store_update): Ditto.
1801 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1802 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1804 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
1805 load/store with update builtins.
1807 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
1809 * libgcc2.c (L_trampoline): Prototype for getpagesize
1810 and mprotect in WINNT case.
1812 2009-09-24 Anatoly Sokolov <aesok@post.ru>
1814 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
1815 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
1816 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
1817 'outgoing' argument.
1818 (TARGET_FUNCTION_VALUE): Define.
1820 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1822 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
1824 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1827 * common.opt: Initialize dwarf_strict to -1.
1828 * toplev.c (process_options): Catch unset dwarf_strict
1829 and set to 0 for all targets not overriding.
1830 * config/darwin.c (darwin_override_options): Catch unset
1831 dwarf_strict and override to 1.
1833 2009-09-24 Jeff Law <law@redhat.com>
1835 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
1837 2009-09-24 Richard Guenther <rguenther@suse.de>
1839 PR tree-optimization/36143
1840 PR tree-optimization/38747
1841 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1842 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
1844 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1847 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
1848 return false instead of gcc_unreachable (). For CONST return the
1849 value returned by recursive call instead of always returning true.
1850 (tree_add_const_value_attribute): Return the value returned by
1851 add_const_value_attribute instead of always returning true if rtl
1854 2009-09-23 Justin Seyster <jrseys@gmail.com>
1856 * Makefile.in (PLUGIN_HEADERS): Include real.h.
1858 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1860 * cgraphunit.c (cgraph_lower_function): Revert last change.
1861 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
1862 instead of DECL_NO_STATIC_CHAIN.
1863 * tree-cfg.c (verify_gimple_call): Likewise.
1864 * tree-nested.c (get_chain_decl, get_chain_field,
1865 convert_tramp_reference_op, convert_gimple_call): Likewise.
1866 (convert_all_function_calls): Likewise. Always set or clear
1867 DECL_STATIC_CHAIN initially, for !n->outer clear it.
1868 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
1869 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
1871 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
1872 DECL_NO_STATIC_CHAIN.
1873 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
1874 instead of DECL_NO_STATIC_CHAIN.
1875 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
1876 decl_function_context.
1877 * varasm.c (initializer_constant_valid_p): Likewise.
1878 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
1879 (DECL_STATIC_CHAIN): ... this.
1880 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
1881 instead of DECL_NO_STATIC_CHAIN.
1883 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
1884 Rafael Avila de Espindola <espindola@google.com>
1886 * gengtype.c (nb_plugin_files): Make it unsigned to match
1887 num_gt_files. Adjust other variables to avoid warnings.
1888 (main): Allocate an all zero lang_bitmap before each plugin file name
1889 to match regular file names.
1891 2009-09-23 Richard Henderson <rth@redhat.com>
1893 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1894 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
1895 static chain passed in memory.
1896 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
1897 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
1898 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
1899 STATIC_CHAIN_REGNUM defined.
1901 * config/picochip/picochip-protos.h: s/class/klass/.
1902 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
1903 (picochip_static_chain): New.
1904 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
1905 (STATIC_CHAIN_INCOMING): Remove.
1907 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
1908 (xtensa_static_chain): New.
1909 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
1910 (STATIC_CHAIN_INCOMING): Remove.
1912 2009-09-23 Anatoly Sokolov <aesok@post.ru>
1914 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
1915 * config/pa/pa-protos.h (function_value): Remove.
1916 * config/pa/pa.c (pa_function_value): Rename from function_value.
1917 Make static, add 'outgoing' argument.
1918 (TARGET_FUNCTION_VALUE): Define.
1920 2009-09-23 Anatoly Sokolov <aesok@post.ru>
1922 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
1923 instead of cfun->machine->is_leaf.
1924 * config/avr/avr.h (machine_function): Remove is_leaf field.
1926 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1929 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
1930 DW_OP_piece after DW_OP_stack_value, adjust size calculations
1931 for it, when DW_OP_stack_value and DW_OP_implicit_value has
1932 the same size, prefer DW_OP_stack_value.
1933 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
1934 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
1936 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
1939 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
1941 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
1944 * cfgexpand.c (convert_debug_memory_address): New.
1945 (expand_debug_expr): Convert base address and offset to the same
1946 mode. Use it to convert addresses to other modes. Accept
1949 2009-09-23 Richard Guenther <rguenther@suse.de>
1951 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
1952 produced for bigendian targets with promoted subregs.
1954 2009-09-23 Richard Guenther <rguenther@suse.de>
1956 * value-prof.c (gimple_ic): Purge old EH edges only after building
1959 2009-09-23 Nick Clifton <nickc@redhat.com>
1961 * config/arc/arc.c (arc_trampoline_init): Fix typo.
1963 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1966 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
1969 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
1970 on non-nested functions.
1972 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1973 Jan Hubicka <jh@suse.cz>
1975 * dwarf2out.c (loc_list_plus_const): Only define if
1976 DWARF2_DEBUGGING_INFO.
1977 (address_of_int_loc_descriptor): Likewise.
1980 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
1982 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
1985 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
1986 constant is more than zero.
1988 2009-09-23 Alan Modra <amodra@bigpond.net.au>
1991 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
1992 call final to emit non-scheduled prologue, instead insert at entry.
1994 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
1995 Joseph S. Myers <joseph@codesourcery.com>
1997 * doc/install.texi (*-*-freebsd*): Add proper format codes.
1999 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2000 Rafael Avila de Espindola <espindola@google.com>
2002 * gengtype.c (is_file_equal): New function.
2003 (close_output_files): Use is_file_equal. Free of->buf.
2005 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2006 Rafael Avila de Espindola <espindola@google.com>
2008 * gengtype.c (write_types, write_local): Add the output_header
2009 argument. Update all callers.
2011 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2013 * dwarf2out.c (template_parameter_pack_die,
2014 gen_formal_parameter_pack_die ): New functions.
2015 (make_ith_pack_parameter_name): Remove this function.
2016 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2017 DW_TAG_formal_parameter_pack.
2018 (gen_generic_params_dies): Represent each template parameter pack
2019 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2020 represented by usual DW_TAG_template_*_parameter DIEs that are
2021 children of the DW_TAG_template_parameter_pack element DIE.
2022 (generic_parameter_die): This doesn't deal with parameter pack
2023 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2024 of parameter pack DIEs.
2025 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2026 in certain cases, e.g. for pack elements.
2027 (gen_formal_types_die, gen_decl_die): Adjust usage of
2028 gen_formal_parameter_die.
2029 (gen_subprogram_die): Represent each function parameter pack by a
2030 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2031 represented by usual DW_TAG_formal_parameter DIEs that are children
2032 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2033 ____builtin_va_alist decls as no part of the compiler uses those
2035 * langhooks.h (struct lang_hooks_for_decls): Add
2036 function_parm_expanded_from_pack_p, get_generic_function_decl
2037 and function_parameter_pack_p hooks. Fix comment for
2038 get_innermost_generic_parms hook.
2039 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2040 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2041 macros and use them to initialize lang_hook.
2043 2009-09-22 Richard Henderson <rth@redhat.com>
2045 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2046 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2047 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2048 on TRAMPOLINE_TEMPLATE.
2049 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2050 TRAMPOLINE_ADJUST_ADDRESS.
2051 * targhooks.c (default_asm_trampoline_template): Remove.
2052 (default_trampoline_adjust_address): Remove.
2053 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2054 * targhooks.h: Update decls.
2056 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2058 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2059 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2060 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2062 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2065 * reload1.c (reload): Reset debug insns with pseudos without
2068 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2070 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2071 unconditional true for decimal float modes.
2072 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2073 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2075 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2077 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2078 Enable a new case for __FreeBSD__ >= 7.
2079 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2080 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2081 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2082 and USE_LD_AS_NEEDED.
2084 * doc/install.texi (*-*-freebsd*): Update target information.
2086 2009-09-22 Richard Guenther <rguenther@suse.de>
2089 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2090 arrays really properly.
2092 2009-09-22 Richard Henderson <rth@redhat.com>
2095 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2096 calls.static_chain, calls.trampoline_init,
2097 calls.trampoline_adjust_address.
2098 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2099 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2100 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2101 * builtins.c (expand_builtin_setjmp_receiver): Use
2102 targetm.calls.static_chain; only clobber registers.
2103 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2104 set up memory attributes properly for the trampoline block.
2105 (expand_builtin_adjust_trampoline): Use
2106 targetm.calls.trampoline_adjust_address.
2107 * calls.c (prepare_call_address): Add fndecl argument. Use
2108 targetm.calls.static_chain.
2109 * df-scan.c (df_need_static_chain_reg): Remove.
2110 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2111 consolodate static chain handling.
2112 * doc/tm.texi: Document new hooks.
2113 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2114 (init_emit_regs): Don't initialize them.
2115 * expr.h (prepare_call_address): Update decl.
2116 * final.c (profile_function): Use targetm.calls.static_chain.
2117 * function.c (expand_function_start): Likewise.
2118 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2119 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2120 only clobber registers.
2121 * targhooks.c (default_static_chain): New.
2122 (default_asm_trampoline_template, default_trampoline_init): New.
2123 (default_trampoline_adjust_address): New.
2124 * targhooks.h: Declare them.
2125 * varasm.c (assemble_trampoline_template): Use
2126 targetm.asm_out.trampoline_template. Make the memory block const
2129 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2130 alpha_initialize_trampoline. Make static. Merge VMS parameter
2131 differences into the TARGET_ABI_OPEN_VMS code block.
2132 (TARGET_TRAMPOLINE_INIT): New.
2133 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2134 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2135 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2136 (INITIALIZE_TRAMPOLINE): Remove.
2138 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2139 (TRAMPOLINE_TEMPLATE): Merge with ...
2140 (INITIALIZE_TRAMPOLINE): ... this and move ...
2141 * config/arc/arc.c (arc_trampoline_init): ... here.
2142 (TARGET_TRAMPOLINE_INIT): New.
2144 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2145 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2146 (arm_asm_trampoline_template): New.
2147 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2148 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2149 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2150 code to arm_asm_trampoline_template.
2151 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2152 arm_trampoline_adjust_address.
2153 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2154 adjust for target hook parameters.
2156 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2159 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2160 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2161 (bfin_trampoline_init): Rename from initialize_trampoline;
2162 make static; update for target hook parameters.
2163 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2164 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2165 bfin_asm_trampoline_template.
2166 (INITIALIZE_TRAMPOLINE): Remove.
2168 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2169 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2170 cris_trampoline_init): New.
2171 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2172 cris_asm_trampoline_template.
2173 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2174 adjust for target hook parameters.
2176 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2178 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2179 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2180 fr30_trampoline_init): New.
2181 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2182 fr30_asm_trampoline_template.
2183 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2184 adjust for target hook parameters.
2186 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2187 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2188 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2189 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2190 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2192 * config/h8300/h8300.c (h8300_trampoline_init): New.
2193 (TARGET_TRAMPOLINE_INIT): New.
2194 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2195 to h8300_trampoline_init and adjust for hook parameters.
2197 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2198 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2199 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2200 make static; adjust for hook parameters.
2201 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2203 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2204 (TARGET_TRAMPOLINE_INIT): New.
2205 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2206 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2207 iq2000_asm_trampoline_template.
2208 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2209 (TRAMPOLINE_CODE_SIZE): New.
2210 (TRAMPOLINE_SIZE): Use it.
2211 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2213 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2214 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2215 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2216 adjust for hook parameters.
2217 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2219 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2220 (m32r_trampoline_init): New.
2221 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2222 m32r_trampoline_init.
2224 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2225 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2226 make static; update for hook parameters.
2227 * config/m68hc11/m68hc11-protos.h: Update.
2228 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2230 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2231 (TARGET_TRAMPOLINE_INIT): New.
2232 (mcore_function_value): Fix typo.
2233 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2234 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2235 to mcore_asm_trampoline_template.
2236 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2238 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2239 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2240 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2241 update for hook parameters.
2242 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2244 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2245 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2246 mips_trampoline_init): New.
2247 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2248 mips_asm_trampoline_template.
2249 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2250 update for hook parameters.
2252 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2253 (TARGET_TRAMPOLINE_INIT): New.
2254 (mmix_trampoline_size): Remove.
2255 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2256 make static. Remove out-of-date tetra vs octa comment.
2257 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2258 make static; update for hook parameters.
2259 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2260 (INITIALIZE_TRAMPOLINE): Remove.
2261 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2262 (TRAMPOLINE_ALIGNMENT): New.
2263 * gcc/config/mmix/mmix-protos.h: Update.
2265 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2266 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2267 mn10300_trampoline_init): New.
2268 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2269 mn10300_asm_trampoline_template.
2270 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2272 * config/moxie/moxie.c (moxie_static_chain,
2273 moxie_asm_trampoline_template, moxie_trampoline_init,
2274 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2275 TARGET_TRAMPOLINE_INIT): New.
2276 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2277 moxie_trampoline_init.
2278 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2279 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2281 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2282 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2283 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2284 pa_trampoline_adjust_address): New.
2285 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2286 pa_asm_trampoline_template.
2287 (TRAMPOLINE_ALIGNMENT): New.
2288 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2289 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2290 adjust for hook parameters.
2291 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2293 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2294 (TARGET_TRAMPOLINE_INIT): New.
2295 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2296 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2298 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2300 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2301 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2302 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2303 make static; adjust parameters for the hook.
2304 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2306 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2307 s390_trampoline_template; make static.
2308 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2309 make static; adjust for target hook.
2310 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2311 * config/s390/s390-protos.h: Remove trampoline decls.
2312 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2313 (TRAMPOLINE_TEMPLATE): Remove.
2314 (TRAMPOLINE_ALIGNMENT): New.
2316 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2317 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2318 (TARGET_TRAMPOLINE_INIT): New.
2319 (score_asm_trampoline_template): New.
2320 (score_trampoline_init): Rename from score_initialize_trampoline;
2321 make static; adjust for hook parameters.
2322 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2323 score[37]_asm_trampoline_template.
2324 (INITIALIZE_TRAMPOLINE): Remove.
2325 * config/score/score3.c (score3_asm_trampoline_template): New.
2326 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2327 adjust for target hook.
2328 * config/score/score7.c (score7_asm_trampoline_template): New.
2329 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2330 adjust for target hook.
2331 * config/score/score3.h, config/score/score7.h: Update.
2333 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2334 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2335 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2336 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2337 make static; adjust for target hook parameters.
2338 (sh_trampoline_adjust_address): New.
2339 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2340 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2342 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2343 (sparc32_initialize_trampoline): Rename from
2344 sparc_initialize_trampoline; make static; replace tramp parameter
2345 with m_tramp and update memory accesses.
2346 (sparc64_initialize_trampoline): Similarly.
2347 (sparc_trampoline_init): New.
2348 * config/sparc/sparc-protos.h: Remove trampoline decls.
2349 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2350 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2352 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2353 (array_to_constant): Make ARR parameter const.
2354 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2355 make static; update for hook parameters.
2356 * config/spu/spu-protos.h: Update decls.
2357 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2359 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2360 from xstormy16_initialize_trampoline; make static; update for
2362 (TARGET_TRAMPOLINE_INIT): New.
2363 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2365 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2366 (TARGET_TRAMPOLINE_INIT): New.
2367 (v850_can_eliminate): Make static.
2368 (v850_asm_trampoline_template, v850_trampoline_init): New.
2369 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2370 v850_asm_trampoline_template.
2371 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2372 and adjust for target hook parameters.
2374 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2375 (TARGET_TRAMPOLINE_INIT): New.
2376 (vax_asm_trampoline_template, vax_trampoline_init): New.
2377 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2378 vax_asm_trampoline_template.
2379 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2381 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2382 (TARGET_TRAMPOLINE_INIT): New.
2383 (xtensa_asm_trampoline_template): Rename from
2384 xtensa_trampoline_template; make static.
2385 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2386 make static; update for hook parameters.
2387 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2388 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2389 (INITIALIZE_TRAMPOLINE): Remove.
2391 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2392 error for nested functions with regparm=3.
2393 (ix86_compute_frame_layout): Adjust frame pointer offset for
2394 ix86_static_chain_on_stack.
2395 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2396 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2397 don't reset to UNITS_PER_WORD.
2398 (ix86_emit_leave): Adjust ix86_cfa_state.
2399 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2400 (ix86_static_chain): New.
2401 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2402 make static; update for target hook parameters; use ix86_static_chain.
2403 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2404 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2405 (INITIALIZE_TRAMPOLINE): Remove.
2406 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2407 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2408 to the end. Add static_chain_on_stack.
2409 (ix86_static_chain_on_stack): New.
2411 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2412 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2413 (m68k_trampoline_init): New.
2414 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2415 m68k_trampoline_init and adjust for hook parameters.
2416 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2417 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2419 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2421 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2422 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2424 * reload1.c (reload): Call wrap_constant when substituting
2425 reg for equiv inside of DEBUG_INSNs.
2428 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2429 add_call_src_coords_attributes, add_high_low_attributes,
2430 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2431 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2432 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2433 when -gdwarf-2 -gstrict-dwarf.
2434 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2435 -gdwarf-[23] -gstrict-dwarf.
2436 (address_of_int_loc_descriptor, loc_descriptor,
2437 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
2438 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
2439 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2441 2009-09-22 Richard Guenther <rguenther@suse.de>
2443 PR tree-optimization/41428
2444 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
2445 (ccp_finalize): Pass it to substitute_and_fold.
2447 2009-09-22 Richard Guenther <rguenther@suse.de>
2449 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
2450 (substitute_and_fold): Adjust prototype.
2451 * tree-vrp.c (vrp_evaluate_conditional): Make static.
2452 (simplify_stmt_using_ranges): Likewise.
2453 (fold_predicate_in): Move here from tree-ssa-propagate.c.
2454 (vrp_fold_stmt): New function.
2455 (vrp_finalize): Pass it to substitute_and_fold.
2456 * tree-flow.h (vrp_evaluate_conditional): Remove.
2457 (simplify_stmt_using_ranges): Likewise.
2458 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
2459 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2460 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
2462 (fold_predicate_in): Move to tree-vrp.c.
2463 (substitute_and_fold): Use the callback instead of calling into
2464 tree-vrp.c functions directly.
2466 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2468 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
2469 comparison warning on rs6000.
2472 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
2473 GIMPLE_EH_MUST_NOT_THROW cleanup.
2474 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2476 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
2479 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
2480 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
2481 LIB_SPEC for darwin10 and later since it always uses the unwinder in
2482 libSystem which is derived from the gcc 4.2.1 unwinder.
2484 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2487 * varasm.c (default_encode_section_info): Copy TLS model into
2488 sym_ref flags regardless of backend support for TLS, for all
2489 model types except TLS_MODEL_EMULATED.
2491 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2494 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
2495 we can handle it correctly.
2497 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2499 * doc/install.texi (os2): Remove section.
2501 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2503 * doc/standards.texi (Objective-C): Adjust two URLs.
2505 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
2507 * tree-tailcall.c (process_assignment): Don't check if a
2508 multiplication or an addition are already present.
2509 (find_tail_calls): Combine multiple additions and multiplications.
2510 (adjust_accumulator_values): Emit accumulators.
2512 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
2514 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
2515 xmm register restore.
2517 2009-09-21 Jan Hubicka <jh@suse.cz>
2519 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
2520 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
2523 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
2525 * stor-layout.c (layout_type): Remove obsolete code.
2527 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
2530 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
2532 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2535 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
2536 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
2537 (fold_builtin_2, do_mpc_arg1): Update accordingly.
2538 * fold-const.c (const_binop): Likewise.
2539 * real.h (do_mpc_arg2): Update prototype.
2541 2009-09-20 Jan Hubicka <jh@suse.cz>
2543 * dwarf2out.c (add_const_value_attribute): Return true if successful.
2544 (add_location_or_const_value_attribute): Rewrite using
2546 (tree_add_const_value_attribute): Return true if successful.
2547 (tree_add_const_value_attribute_for_decl): Likewise.
2549 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
2550 (loc_descriptor): ... here;
2551 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2552 (cst_pool_loc_descr): Break out from ...; do not reffer constant
2553 pool items that was not marked for output.
2554 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
2555 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2556 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2557 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
2558 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
2559 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
2560 DW_OP_stack_value to get address of items that are not available
2562 (dw_loc_list): Handle single element lists correctly.
2564 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
2565 Pascal Obry <obry@adacore.com>
2567 * unwind-dw2-fde.c (classify_object_over_fdes):
2568 Cast the constant 1 to _Unwind_Ptr.
2569 (add_fdes): Likewise.
2570 (linear_search_fdes): Likewise.
2572 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
2574 * stor-layout.c (set_sizetype): Avoid useless type copy.
2576 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2578 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
2580 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
2581 * configure, config.in: Regenerate.
2582 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
2584 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
2585 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
2586 for global data if the output could be used in a shared library.
2587 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
2588 to 0 if TARGET_WRITABLE_EH_FRAME.
2590 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
2592 PR rtl-optimization/39886
2593 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
2594 just when insn is equal to BB_END (bb).
2596 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
2598 * config/mips/mips.opt (mrelax-pic-calls): New option.
2599 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
2601 (mips_unspec_call): Change "unspec_call" expander into this.
2602 (mips_strip_unspec_call): New function.
2603 (mips_got_load): Call mips_unspec_call instead of
2604 gen_unspec_call<mode>.
2605 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
2607 (mips_cfg_in_reorg): New function.
2608 (mips16_lay_out_constants): Use it to decide whether to call
2609 CFG-aware insn splitting.
2610 (r10k_insert_cache_barriers): Move CFG set-up code from here to
2611 mips_reorg. Move DF set-up code from here ...
2612 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
2614 (mips_reorg): Call mips_df_reorg instead of
2615 r10k_insert_cache_barriers. Move CFG set-up code here from
2616 r10k_insert_cache_barriers.
2617 (mips_call_expr_from_insn): New function.
2618 (mips_pic_call_symbol_from_set): Likewise.
2619 (mips_find_pic_call_symbol): Likewise.
2620 (mips_annotate_pic_call_expr): Likewise.
2621 (mips_get_pic_call_symbol): Likewise.
2622 (mips_annotate_pic_calls): Likewise.
2623 (mips_override_options): Disable -mrelax-pic-calls unless PIC
2625 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
2626 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
2627 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
2629 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
2630 (unspec_call<mode>): Remove it.
2631 (sibcall_internal, sibcall_value_internal,
2632 sibcall_value_multiple_internal, call_internal, call_split,
2633 call_value_internal, call_value_split,
2634 call_value_multiple_internal, call_value_multiple_split): Pass
2635 SIZE_OPNO to MIPS_CALL.
2636 (call_internal_direct, call_direct_split,
2637 call_value_internal_direct, call_value_direct_split): Pass -1 as
2638 SIZE_OPNO to MIPS_CALL.
2639 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
2640 * configure: Regenerate.
2641 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
2642 and -mno-relax-pic-calls.
2643 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
2645 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2648 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
2649 in the directory this rule is called from, rather than the
2650 toplevel 'gcc' directory, to fix in-tree build.
2652 2009-09-19 Chris Demetriou <cgd@google.com>
2654 PR preprocessor/28435:
2655 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
2656 to cpplib that the preprocessor output is needed.
2658 2009-09-19 Jakub Jelinek <jakub@redhat.com>
2660 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
2661 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
2662 *return_and_restore_fpregs_<mode>,
2663 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
2666 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
2667 instead of assuming it has always a REG inside of it.
2669 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
2671 * config/freebsd.h: Update comment on types.
2672 (WINT_TYPE): Define.
2674 2009-09-18 Jason Merrill <jason@redhat.com>
2676 * c.opt: Add -fno-deduce-init-list.
2678 2009-09-18 Neil Vachharajani <nvachhar@google.com>
2680 * value-prof.c (interesting_stringop_to_profile_p): Added output
2681 argument to indicate which parameter is the size parameter.
2682 * value-prof.c (gimple_stringop_fixed_value): Use
2683 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
2684 * value-prof.c (gimple_stringops_transform): Update call sites to
2685 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
2687 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
2690 From David Binderman <dcb314@hotmail.com>:
2691 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
2692 local variable f. Remove stale comments.
2693 (ix86_compute_frame_layout): Remove useless local variable total_size.
2694 Remove #if 0'd code.
2695 (legitimate_address_p): Remove useless local variables
2696 reason_rtx and reason.
2697 (ix86_split_copysign_const): Remove useless local variable op1.
2698 (scale_counter): Remove useless local variable piece_size_mask.
2700 2009-09-18 Jakub Jelinek <jakub@redhat.com>
2702 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
2705 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2708 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
2710 2009-09-17 Jakub Jelinek <jakub@redhat.com>
2712 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
2715 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
2717 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
2718 DW_OP_implicit_value even without dwarf_version 4.
2720 2009-09-17 Jan Hubicka <jh@suse.cz>
2722 * dwarf2out.c: Include tree-pass.h and gimple.h.
2723 (loc_list_plus_const): New function.
2724 (loc_descriptor_from_tree_1): Rename to ...
2725 (loc_descriptor_from_tree): ... remove original.
2726 (loc_list_from_tree): New function.
2727 (add_AT_location_description): Accept location list.
2728 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
2729 (concatn_mem_loc_descriptor): Remove.
2730 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
2732 (secname_for_decl): Move up.
2733 (hidden_reference_p): New function; break out from ...
2734 (loc_by_refernece): ... here; move up.
2735 (dw_loc_list): New function.
2736 (single_element_loc_list): New function.
2737 (single_element_loc_list_p): New function.
2738 (add_loc_descr_to_each): New function.
2739 (add_loc_list): New function.
2740 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
2741 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
2742 add diagnostics why expansion failed.
2743 (add_location_or_const_value_attribute): Support location lists.
2744 (add_bound_info): Likewise.
2745 (descr_info_loc): Update call of loc_descriptor_from_tree.
2746 (gen_variable_die): Work on location lists.
2747 * final.c (pass_final): Add dump file.
2748 * Makefile.in (dwarf2out.o): Add new dependencies.
2750 2009-09-17 Janis Johnson <janis187@us.ibm.com>
2753 * real.c decimal_from_integer, decimal_integer_string): New.
2754 (real_from_integer): Use them as special case for decimal float.
2755 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
2756 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
2757 Do not append zero after the decimal point in string to convert.
2759 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
2761 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
2762 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
2764 2009-09-17 Martin Jambor <mjambor@suse.cz>
2766 * common.opt (fipa-sra): New switch.
2767 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
2768 * timevar.def (TV_IPA_SRA): New timevar.
2769 * params.def (ipa-sra-ptr-growth-factor): New parameter.
2770 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
2771 * tree-sra.c: Include cgraph.c.
2772 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
2773 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
2774 and grp_not_necessarilly_dereferenced.
2775 (func_param_count): New variable.
2776 (encountered_apply_args): New variable.
2777 (bb_dereferences): New variable.
2778 (final_bbs): New variable.
2779 (no_accesses_representant): New variable.
2780 (no_accesses_p): New function.
2781 (dump_access): Dump the new fields.
2782 (sra_initialize): Set encountered_apply_args to false.
2783 (get_ssa_base_param): New function.
2784 (mark_parm_dereference): New function.
2785 (create_access): Caring for INIDRECT_REFs and different handling of
2786 varialble length accesses in early IPA SRA. Store the stmt - a new
2787 parameter - to the new access.
2788 (build_access_from_expr_1): New parameter stmt, passed to
2789 create_access. Handle INDIRECT_REFs.
2790 (build_access_from_expr): Pass the current statement to
2791 build_access_from_expr_1.
2792 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
2794 (build_accesses_from_assign): Pass the current statement to
2795 build_access_from_expr_1. Do not create assign links in IPA-SRA.
2796 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
2797 final_bbs when necessary. Check for calls to __builtin_apply_args.
2798 Fixup EH info if anythng was changed.
2799 (is_unused_scalar_param): New function.
2800 (ptr_parm_has_direct_uses): New function.
2801 (find_param_candidates): New function.
2802 (mark_maybe_modified): New function.
2803 (analyze_modified_params): New function.
2804 (propagate_dereference_distances): New function.
2805 (dump_dereferences_table): New function.
2806 (analyze_caller_dereference_legality): New function.
2807 (unmodified_by_ref_scalar_representative): New function.
2808 (splice_param_accesses): New function.
2809 (decide_one_param_reduction): New function.
2810 (enum ipa_splicing_result): New type.
2811 (splice_all_param_accesses): New function.
2812 (get_param_index): New function.
2813 (turn_representatives_into_adjustments): New function.
2814 (analyze_all_param_acesses): New function.
2815 (get_replaced_param_substitute): New function.
2816 (get_adjustment_for_base): New function.
2817 (replace_removed_params_ssa_names): New function.
2818 (sra_ipa_reset_debug_stmts): New function.
2819 (sra_ipa_modify_expr): New function.
2820 (sra_ipa_modify_assign): New function.
2821 (convert_callers): New function.
2822 (modify_function): New function.
2823 (ipa_sra_preliminary_function_checks): New function.
2824 (ipa_early_sra): New function.
2825 (ipa_early_sra_gate): New function.
2826 (pass_early_ipa_sra): New variable.
2827 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
2829 2009-09-17 Michael Matz <matz@suse.de>
2832 * tree.c (build_type_attribute_qual_variant): Export.
2833 * tree.h (build_type_attribute_qual_variant): Declare.
2834 * tree-inline.c (remap_type_1): Use it to build variants with
2835 the original qualifiers and attributes.
2837 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2839 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
2840 without a fallthrough edge.
2842 2009-09-16 DJ Delorie <dj@redhat.com>
2844 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
2845 chip and ignore the "fast_interrupt" attribute if so.
2847 2009-09-16 Richard Henderson <rth@redhat.com>
2850 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
2853 2009-09-16 Richard Henderson <rth@redhat.com>
2856 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
2857 is set only if DECL_NO_STATIC_CHAIN is unset.
2858 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
2859 (FOR_EACH_NEST_INFO): New.
2860 (walk_all_functions): Use it.
2861 (finalize_nesting_tree): Likewise.
2862 (unnest_nesting_tree): Likewise.
2863 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
2864 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
2865 (convert_gimple_call): Early out if gimple_call_chain already set.
2866 (convert_all_function_calls): Iterate until no new functions
2867 require a static chain.
2868 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
2869 when building a trampoline. Use dump_function_to_file instead
2871 (lower_nested_functions): Open dump_file. Validate that decls
2872 that have DECL_NO_STATIC_CHAIN from the front end don't have that
2873 bit reset by this pass.
2875 2009-09-16 Michael Matz <matz@suse.de>
2878 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
2879 shorten decl_common_unused.
2880 (DECL_RESTRICTED_P): New accessor.
2881 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
2882 to disambiguate marked decls and restrict pointers.
2884 2009-09-16 Richard Henderson <rth@redhat.com>
2887 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
2889 2009-09-16 Jakub Jelinek <jakub@redhat.com>
2891 * integrate.c (set_block_abstract_flags): Call
2892 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
2894 2009-09-16 Richard Guenther <rguenther@suse.de>
2897 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
2900 2009-09-16 DJ Delorie <dj@redhat.com>
2901 Kaz Kojima <kkojima@gcc.gnu.org>
2903 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
2904 (sh_expand_prologue): Update calls to output_stack_adjust.
2905 (sh_expand_epilogue): Likewise.
2907 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
2910 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
2911 trying to limit the extent of searches in the insn stream.
2913 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
2914 Jakub Jelinek <jakub@redhat.com>
2918 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2920 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
2921 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
2922 (rs6000_savres_strategy): Always save FP registers inline if the
2923 target doesn't support hardware double-precision. Set the above
2924 bits in return value when needed.
2925 (rs6000_savres_routine_sym): Fix computation for cache selector.
2926 Mark the generated symbol as a function. Rename exitp argument to
2927 lr. Move code for determining the name of the symbol...
2928 (rs6000_savres_routine_name): ...here. New function. Add cases for
2929 getting the names right on AIX and 64-bit Linux.
2930 (savres_routine_name): New variable.
2931 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
2932 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
2933 on what the target routine uses as a base register. If savep && lr
2934 describe saving of r0 into memory slot.
2935 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
2936 line calls for AIX ABI.
2937 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
2938 determine FP save/restore functions.
2939 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
2940 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
2942 (rs6000_emit_epilogue): Adjust computation of restore_lr.
2943 Duplicate restoration of LR and execute the appropriate one
2944 depending on whether GPRs are being restored inline. Set r11 from
2945 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
2946 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
2947 Fix out of line calls for AIX ABI.
2948 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
2950 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
2952 (*restore_gpregs_spe): Likewise.
2953 (*return_and_restore_gpregs_spe): Likewise.
2954 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
2955 Define to empty string unconditionally.
2956 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
2957 Define to empty string unconditionally.
2958 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
2961 2009-09-15 Jan Hubicka <jh@suse.cz>
2963 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
2964 * params.def (inline-insns-auto): Likewise.
2966 2009-09-15 Martin Jambor <mjambor@suse.cz>
2968 * ipa-inline.c (estimate_function_body_sizes): Dump info about
2969 individual statements only at TDF_DETAILS dump level. Format
2970 source for 80 characters per line.
2972 2009-09-15 Christian Bruel <christian.bruel@st.com>
2974 * regrename.c (do_replace): Update REG_DEAD notes.
2976 2009-09-15 Revital Eres <eres@il.ibm.com>
2978 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
2979 * targhooks.c (default_builtin_support_vector_misalignment):
2980 New builtin function.
2981 * targhooks.h (default_builtin_support_vector_misalignment):
2983 * target.h (builtin_support_vector_misalignment):
2984 New field in struct gcc_target.
2985 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
2986 new builtin function.
2987 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
2989 * config/rs6000/rs6000.c
2990 (rs6000_builtin_support_vector_misalignment): New function.
2991 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
2993 2009-09-15 Jie Zhang <jie.zhang@analog.com>
2995 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
2997 (bfin_optimize_loop): Likewise.
2998 (bfin_gen_bundles): Likewise.
2999 (workaround_speculation): Likewise.
3000 (find_load): Return NULL_RTX for debug_insn.
3002 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3004 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3007 2009-09-14 DJ Delorie <dj@redhat.com>
3009 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3010 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3013 2009-09-14 Richard Henderson <rth@redhat.com>
3014 Jakub Jelinek <jakub@redhat.com>
3016 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3017 * cfgbuild.c (make_edges): Handle asm goto.
3018 * cfglayout.c (fixup_reorder_chain): Likewise.
3019 * cfgrtl.c (patch_jump_insn): Likewise.
3020 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3021 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3022 (gimple_build_asm_vec): Add and use labels parameter.
3023 (gimple_build_asm): Remove.
3024 (walk_gimple_asm): Walk labels too.
3025 * gimple.def (GIMPLE_ASM): Update docs.
3026 * gimple.h: Update decls.
3027 (struct gimple_statement_asm): Change nc to use unsigned char;
3029 (gimple_asm_nlabels): New.
3030 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3031 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3032 into gimple_build_asm_vec.
3033 * jump.c (mark_jump_label_asm): New.
3034 (mark_jump_label): Use it.
3035 (redirect_jump_1): Handle asm goto.
3036 (invert_jump_1): Soft fail if X is null.
3037 * recog.c (extract_asm_operands): New.
3038 (asm_noperands): Use it; handle asm labels.
3039 (decode_asm_operands): Use extract_asm_operands.
3040 (asm_operand_ok): Properly handle empty string.
3041 * reg-stack.c (get_asm_operands_in_out): Rename from
3042 get_asm_operand_n_inputs; use extract_asm_operands; return both
3043 inputs and outputs by reference; update all callers.
3044 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3045 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3046 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3047 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3048 (extract_asm_operands): Declare.
3049 * stmt.c (expand_asm_operands): Add and use labels parameter.
3050 (check_unique_operand_names): Likewise.
3051 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3052 (expand_asm_stmt): Handle asm labels.
3053 * tree-cfg.c (make_gimple_asm_edges): New.
3054 (make_edges): Use it.
3055 (cleanup_dead_labels): Handle asm labels.
3056 (is_ctrl_altering_stmt): Likewise.
3057 (gimple_redirect_edge_and_branch): Likewise.
3058 * tree.def (ASM_EXPR): Add 5th operand.
3059 * tree.h (ASM_LABELS): New.
3060 (resolve_asm_operand_names): Update decl.
3062 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3063 (c_parser_asm_goto_operands): New.
3064 * c-tree.h (build_asm_expr): Update decl.
3065 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3066 * doc/extend.texi: Document asm goto.
3068 2009-09-14 Richard Henderson <rth@redhat.com>
3070 * except.h: Update declarations.
3071 (struct pointer_map_t): Forward declare.
3072 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3073 (struct eh_landing_pad_d, eh_landing_pad): New.
3074 (struct eh_catch_d, eh_catch): New.
3075 (struct eh_region_d): Remove next_region_sharing_label, aka,
3076 label, tree_label, landing_pad, post_landing_pad, resume,
3077 may_contain_throw. Rename region_number to index. Remove
3078 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3079 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3080 (VEC(eh_landing_pad,gc)): New.
3081 (struct eh_status): Remove last_region_number. Add lp_array,
3082 throw_stmt_table, ttype_data, ehspec_data.
3083 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3084 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3085 * except.c (lang_protect_cleanup_actions): Return tree.
3086 (struct ehl_map_entry): Remove.
3087 (init_eh_for_function): Push zero entries for region and lp_array.
3088 (gen_eh_region): Add to region_array immediately.
3089 (gen_eh_region_catch): Operate on eh_catch objects.
3090 (gen_eh_landing_pad): New.
3091 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3092 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3093 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3094 (get_eh_landing_pad_from_number_fn): New.
3095 (get_eh_landing_pad_from_number): New.
3096 (get_eh_region_from_lp_number_fn): New.
3097 (get_eh_region_from_lp_number): New.
3098 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3099 (get_exception_pointer, get_exception_filter): Remove.
3100 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3101 (current_function_has_exception_handlers): Simplify.
3102 (bring_to_root, eh_region_replaceable_by_p): Remove.
3103 (replace_region, hash_type_list, hash_eh_region): Remove.
3104 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3105 (label_to_region_map, num_eh_regions): Remove.
3106 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3107 (find_exception_handler_labels): Remove.
3108 (duplicate_eh_regions_0, find_prev_try): Remove.
3109 (struct duplicate_eh_regions_data): New.
3110 (duplicate_eh_regions_1): Rewrite.
3111 (duplicate_eh_regions): Return a pointer map instead of an
3113 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3114 (redirect_eh_edge_to_label): Remove.
3115 (eh_region_outermost): Rewrite using eh_region pointers
3116 instead of integers.
3117 (add_ttypes_entry): Update for ttype_data move to eh_status.
3118 (add_ehspec_entry): Rewrite with VEC instead of varray.
3119 (assign_filter_values): Likewise. Export.
3120 (build_post_landing_pads, connect_post_landing_pads): Remove.
3121 (dw2_build_landing_pads): Rewrite to use lp_array.
3122 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3123 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3124 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3125 (sjlj_mark_call_sites): Update for landing pad numbers.
3126 (finish_eh_generation): Rewrite.
3127 (gate_handle_eh): Do nothing for no eh tree.
3128 (pass_rtl_eh): Move up near finish_eh_generation.
3129 (remove_eh_landing_pad): New.
3130 (remove_eh_handler): Export.
3131 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3132 (for_each_eh_label): Rewrite to use lp_array.
3133 (make_reg_eh_region_note): New.
3134 (make_reg_eh_region_note_nothrow_nononlocal): New.
3135 (insn_could_throw_p): New.
3136 (copy_reg_eh_region_note_forward): New.
3137 (copy_reg_eh_region_note_backward): New.
3138 (check_handled, add_reachable_handler): Remove.
3139 (reachable_next_level, foreach_reachable_handler): Remove.
3140 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3141 (get_eh_region_and_lp_from_rtx): New.
3142 (get_eh_region_from_rtx): New.
3143 (can_throw_internal_1, can_throw_external_1): Remove.
3144 (can_throw_internal): Use get_eh_region_from_rtx.
3145 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3146 (insn_nothrow_p, can_nonlocal_goto): New.
3147 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3148 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3149 (add_action_record): Use VEC not varray.
3150 (collect_one_action_chain): Update for eh_region changes.
3151 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3152 Use get_eh_region_and_lp_from_rtx.
3153 (gate_convert_to_eh_region_ranges): New.
3154 (pass_convert_to_eh_region_ranges): Use it.
3155 (push_uleb128, push_sleb128): Use VEC not varray.
3156 (output_one_function_exception_table): Likewise.
3157 (dump_eh_tree): Update for eh_region changes.
3158 (verify_eh_tree): Likewise.
3159 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3160 * tree-eh.c: Include target.h.
3161 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3162 Don't disallow GIMPLE_RESX; adjust argument check.
3163 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3164 (record_stmt_eh_region): Update for landing pad numbers;
3165 generate a landing pad if necessary.
3166 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3167 (remove_stmt_from_eh_lp_fn): Similarly.
3168 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3169 Update for lp numbers; don't special case missing throw_stmt_table.
3170 (lookup_expr_eh_lp): Similarly.
3171 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3172 (eh_seq, eh_region_may_contain_throw): New.
3173 (struct leh_state): Add ehp_region.
3174 (struct leh_tf_state): Remove eh_label.
3175 (emit_post_landing_pad): New.
3176 (emit_resx, emit_eh_dispatch): New.
3177 (note_eh_region_may_contain_throw): New.
3178 (frob_into_branch_around): Take eh_region not eh label;
3179 emit eh code into eh_seq.
3180 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3181 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3182 lower_eh_must_not_throw. Emit code to eh_seq.
3183 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3184 (lower_try_finally_onedest): Likewise.
3185 (lower_try_finally_copy): Likewise.
3186 (lower_try_finally_switch): Likewise.
3187 (lower_try_finally): Initialize ehp_region.
3188 (lower_catch): Update for eh_catch objects.
3189 (lower_eh_filter): Don't handle must_not_throw.
3190 (lower_eh_must_not_throw): New.
3191 (lower_cleanup): Don't set eh_label.
3192 (lower_eh_constructs_2): Resolve eh builtins.
3193 Handle GIMPLE_EH_MUST_NOT_THROW.
3194 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3195 Add eh_seq to the end of the function body.
3196 (make_eh_dispatch_edges): New.
3197 (make_eh_edge): Remove.
3198 (make_eh_edges): Simplify for landing pads.
3199 (redirect_eh_edge_1): New.
3200 (redirect_eh_edge): Use it.
3201 (redirect_eh_dispatch_edge): New.
3202 (stmt_could_throw_p): Use a switch. Allow RESX.
3203 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3204 (stmt_can_throw_internal): Likewise.
3205 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3206 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3207 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3208 (gate_refactor_eh): New.
3209 (pass_refactor_eh): Use it.
3210 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3211 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3212 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3213 (remove_unreachable_handlers): Rename from
3214 tree_remove_unreachable_handlers; rewrite for landing pads;
3215 call remove_eh_handler directly.
3216 (remove_unreachable_handlers_no_lp): New.
3217 (unsplit_eh, unsplit_all_eh): New.
3218 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3219 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3220 (cleanup_empty_eh_unsplit): New.
3221 (cleanup_empty_eh): Rewrite.
3222 (cleanup_all_empty_eh): New.
3223 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3224 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3225 (gate_cleanup_eh): New.
3226 (pass_cleanup_eh): Use it.
3227 (verify_eh_edges): Move later in file. Expect one EH edge.
3228 (verify_eh_dispatch_edge): New.
3230 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3231 (gtype-desc.o): Add TARGET_H.
3232 (tree.o): Use EXCEPT_H, not except.h.
3233 (cfgbuild.o): Add EXPR_H.
3234 (GTFILES): Add vecprim.h.
3235 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3236 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3237 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3238 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3239 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3240 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3241 calls to can_throw_internal.
3242 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3243 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3244 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3245 (expand_gimple_stmt): Use make_reg_eh_region_note.
3246 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3247 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3248 or find_exception_handler_labels.
3249 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3250 there is exacly one EH edge. Use can_nonlocal_goto and
3252 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3253 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3254 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3255 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3256 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3257 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3258 * dse.c (scan_insn): Use insn_could_throw_p.
3259 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3260 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3261 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3262 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3263 EXC_PTR_EXPR or FILTER_EXPR.
3264 (tree_expr_nonzero_warnv_p): Likewise.
3265 * function.h: Include vecprim.h, not varray.h
3266 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3267 move ttype_data and ehspec_data members to struct eh_status; change
3268 action_record_data member to a VEC.
3269 * gcse.c (hash_scan_set): Use can_throw_internal.
3270 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3271 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3272 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3273 (block_may_fallthru): Don't handle RESX_EXPR.
3274 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3275 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3276 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3277 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3278 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3279 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3280 (gimple_size): Likewise.
3281 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3282 (gimple_build_resx): Use gimple_build_with_ops.
3283 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3284 (is_gimple_val): Likewise.
3285 (is_gimple_stmt): Remove RESX_EXPR.
3286 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3287 (GIMPLE_RESX): Reorder with other EH constructs.
3288 * gimple.h (struct gimple_statement_eh_mnt): New.
3289 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3290 (gimple_eh_filter_must_not_throw): Remove.
3291 (gimple_eh_filter_set_must_not_throw): Remove.
3292 (gimple_eh_must_not_throw_fndecl): New.
3293 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3294 (is_gimple_resx): New.
3295 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3296 Don't copy EH_FILTER_MUST_NOT_THROW.
3297 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3298 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3299 handle must_not_throw_labels specially.
3300 * ipa-pure-const.c (check_call): Update debug statement for LP.
3301 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3302 * ipa-utils.c (get_base_var): Likewise.
3303 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3304 * lower-subreg.c (move_eh_region_note): Remove.
3305 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3306 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3307 (create_task_copyfn): Likewise.
3308 (maybe_catch_exception): Use gimple_build_eh_filter.
3309 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3310 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3311 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3312 and pass_lower_resx.
3313 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3314 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3315 can_throw_internal, can_nonlocal_goto.
3316 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3317 copy_reg_eh_region_note_forward.
3318 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3319 (emit_output_reload_insns): Likewise.
3320 (copy_eh_notes): Remove.
3321 * rtl.def (RESX): Remove.
3322 * rtl.h: Update declarations.
3323 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3324 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3325 (update_eh_label): Remove.
3326 (cleanup_dead_labels_eh): New.
3327 (cleanup_deal_labels): Use it instead of update_eh_label.
3328 (gimple_merge_blocks): Update landing pad data structure when
3329 removing a landing pad label.
3330 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3331 test; handle GIMPLE_EH_MUST_NOT_THROW.
3332 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3333 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3334 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3335 (verify_stmt): Likewise. Verify landing pads.
3336 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3337 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3338 (struct move_stmt_d): Add eh_map.
3339 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3340 (move_stmt_r): Remap eh region numbers in builtin calls,
3341 resx and eh_dispatch.
3342 (move_block_to_fn): Remove eh_offset parameter. Use
3343 maybe_duplicate_eh_stmt_fn.
3344 (find_outermost_region_in_block): Operate on eh_region pointers
3345 instead of region numbers.
3346 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3347 duplicate_eh_regions.
3348 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3349 test earlier. Disallow EH landing pads.
3350 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3351 * tree-flow.h: Update declarations.
3352 (struct tree_ann_common_d): Replace rn with lp_nr.
3353 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3354 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3355 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3356 resx and eh_dispatch.
3357 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3358 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3359 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3360 from duplicate_eh_regions.
3361 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3362 update RESX; handle EH_DISPATCH.
3363 (expand_call_inline): Set eh_lp_nr, not eh_region.
3364 (maybe_inline_call_in_expr): Likewise.
3365 * tree-inline.h (struct copy_body_data): Replace eh_region with
3366 eh_lp_nr, eh_region_offset with eh_map.
3367 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3368 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3369 * tree-pretty-print.c (dump_generic_node): Don't handle
3370 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3371 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3372 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3373 EXC_PTR_EXPR, FILTER_EXPR.
3374 * tree-ssa-operands.c (get_expr_operands): Likewise.
3375 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3376 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3377 (ao_ref_init_from_vn_reference): Likewise.
3378 * tree-ssa-sink.c (statement_sink_location): Likewise.
3379 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3380 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3381 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3382 EXC_PTR_EXPR, FILTER_EXPR.
3383 (is_exception_related): Remove.
3384 (compute_avail): Don't call it.
3385 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3386 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3387 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3388 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3390 (build_resx): Remove.
3391 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3392 * tree.h: Update declarations.
3393 (EH_FILTER_MUST_NOT_THROW): Remove.
3394 (struct tree_label_decl): Add eh_landing_pad_nr.
3395 (EH_LANDING_PAD_NR): New.
3396 * value-prof.c (gimple_ic): Tidy variable names. Update for
3397 landing pad numbers.
3398 (gimple_stringop_fixed_value): Tidy variable names. Assert
3399 that neither call stmt can throw.
3400 * vecprim.h (uchar): New.
3401 (VEC(uchar,heap), VEC(uchar,gc)): New.
3403 * c-common.c (c_define_builtins): Update call to
3404 build_common_builtin_nodes.
3405 * c-parser.c (c_parse_file): Don't call
3406 default_init_unwind_resume_libfunc.
3408 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3410 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
3411 (mips_cprestore_address_p): Likewise.
3412 (mips_save_gp_to_cprestore_slot): Likewise.
3413 (mips_restore_gp): Rename to...
3414 (mips_restore_gp_from_cprestore_slot): ...this.
3415 (mips_must_initialize_gp_p): Declare.
3416 (mips_emit_save_slot_move): Likewise.
3417 (mips_output_load_label): Return nothing.
3418 (mips_eh_uses): Declare.
3419 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3420 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3421 (TARGET_ABSOLUTE_JUMPS): Likewise.
3422 (EH_USES): Likewise.
3423 (FIRST_PSEUDO_REGISTER): Update comment.
3424 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3425 (MIPS_CALL): ...here.
3426 (REGISTER_NAMES): Add $cprestore.
3427 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3428 Add load_label_length, has_inflexible_gp_insn_p,
3429 has_flexible_gp_insn_p, must_initialize_gp_p and
3430 must_restore_gp_when_clobbered_p.
3431 (mips_expand_call): Don't generate split instructions here.
3432 (mips_split_call): Update the call to mips_restore_gp after
3433 the above name change.
3434 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3435 (mips_find_gp_ref): New function.
3436 (mips_insn_has_inflexible_gp_ref_p): Likewise.
3437 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
3438 (mips_insn_has_flexible_gp_ref_p): Likewise.
3439 (mips_cfun_has_flexible_gp_ref_p): Likewise.
3440 (mips_function_has_gp_insn): Delete.
3441 (mips_global_pointer): Drop the df_regs_ever_live_p check.
3442 Use the new functions above. Only return INVALID_REGNUM
3443 for TARGET_ABSOLUTE_JUMPS.
3444 (mips_must_initialize_gp_p): New function.
3445 (mips_get_cprestore_base_and_offset): New function, extracted from...
3446 (mips_cprestore_slot): ...here. Take a bool parameter.
3447 (mips_cfun_has_cprestore_slot_p): New function.
3448 (mips_cprestore_address_p): Likewise.
3449 (mips_save_gp_to_cprestore_slot): Likewise.
3450 (mips_restore_gp): Rename to...
3451 (mips_restore_gp_from_cprestore_slot): ...this. Assert
3452 epilogue_completed. Update the call to mips_cprestore_slot.
3453 Test cfun->machine->must_restore_gp_when_clobbered_p.
3454 (mips_direct_save_slot_move_p): New function.
3455 (mips_emit_save_slot_move): Likewise.
3456 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
3457 of cfun->machine->global_pointer.
3458 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
3459 (mips_save_reg): Use mips_emit_save_slot_move.
3460 (mips_expand_prologue): Set must_initialize_gp_p.
3461 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
3462 for all cprestore saves. Emit a use_cprestore instruction after
3463 setting up the cprestore slot.
3464 (mips_restore_reg): Use mips_emit_save_slot_move.
3465 (mips_process_load_label): New function.
3466 (mips_load_label_length): Likewise.
3467 (mips_output_load_label): Don't return asm: output it here instead.
3468 Use mips_process_load_label.
3469 (mips_adjust_insn_length): Adjust the length of branch instructions
3470 that have length MAX_PIC_BRANCH_LENGTH.
3471 (mips_output_conditional_branch): Update the call to
3472 mips_output_load_label. Assume the branch target is OPERANDS[0]
3473 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
3474 (mips_output_order_conditional_branch): Swap the meaning of
3475 OPERANDS[0] and OPERANDS[1].
3476 (mips_variable_issue): Don't count ghost instructions.
3477 (mips_expand_ghost_gp_insns): New function.
3478 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
3479 (mips_output_mi_thunk): Set must_initialize_gp_p.
3480 (mips_eh_uses): New function.
3481 * config/mips/predicates.md (cprestore_save_slot_operand)
3482 (cprestore_load_slot_operand): New predicates.
3483 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
3484 (UNSPEC_MOVE_GP): Likewise.
3485 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
3486 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
3487 (CPRESTORE_SLOT_REGNUM): New register.
3488 (MAX_PIC_BRANCH_LENGTH): New constant.
3489 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
3490 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
3491 branches. Fix commentary.
3492 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
3493 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
3494 Change type to "ghost".
3495 (loadgp_absolute_<mode>): Likewise.
3496 (loadgp_rtp_<mode>): Likewise.
3497 (copygp_mips16): Likewise.
3498 (loadgp_blockage): Remove redundant mode attribute.
3499 (potential_cprestore): New instruction.
3500 (cprestore): Turn into an unspec set.
3501 (use_cprestore): New instruction.
3502 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
3503 (*branch_fp_inverted): Likewise.
3504 (*branch_order<mode>): Likewise.
3505 (*branch_order<mode>_inverted): Likewise.
3506 (*branch_equality<mode>): Likewise.
3507 (*branch_equality<mode>_inverted): Likewise.
3508 (*branch_bit<bbv><mode>): Likewise.
3509 (*branch_bit<bbv><mode>_inverted): Likewise.
3510 (*branch_equality<mode>_mips16): Remove redundant mode.
3511 (jump): Turn into a define_expand.
3512 (*jump_absolute): New instruction.
3513 (*jump_pic): Likewise.
3514 (*jump_mips16): Rename previously-unnamed pattern. Remove
3515 redundant mode attribute.
3516 (restore_gp): Split on epilogue_completed rather than
3517 reload_completed. Change type to "ghost".
3518 (move_gp<mode>): New instruction.
3519 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
3520 Remove redundant mode attribute.
3521 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
3522 (bc1any4f, bc1any2t, bc1any2f): Likewise.
3523 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
3525 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3528 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
3529 are returned in the same register (vs34 or v2) that Altivec vector
3530 types are returned in.
3531 (rs6000_libcall_value): Ditto.
3534 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
3535 instead of explicit addsi3/adddi3 calls.
3536 (rs6000_split_multireg_move): Ditto.
3537 (rs6000_emit_allocate_stack): Ditto.
3538 (rs6000_emit_prologue): Ditto.
3539 (rs6000_output_mi_thunk): Ditto.
3541 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
3542 size is 64 bits if we can use 64-bit registers.
3544 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
3546 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
3549 From Jie Zhang <jie.zhang@analog.com>:
3550 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
3551 save FP and RETS with saveall attribute.
3552 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
3553 with saveall attribute.
3555 * config/bfin/bfin.c (bfin_expand_builtin,
3556 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
3559 From Jie Zhang <jie.zhang@analog.com>:
3560 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
3561 before use in two places.
3562 * config/bfin/bfin.md (AREG): Define mode iterator.
3563 (reload_in, reload_out): Use mode iterator AREG.
3565 2009-09-14 Richard Guenther <rguenther@suse.de>
3568 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
3569 EH personality path.
3571 2009-09-13 Richard Guenther <rguenther@suse.de>
3572 Rafael Avila de Espindola <espindola@google.com>
3574 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
3575 (LANG_HOOKS_EH_PERSONALITY): Likewise.
3576 (LANG_HOOKS_INITIALIZER): Adjust.
3577 (lhd_pass_through_t): Declare.
3578 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
3580 * langhooks.c (lhd_pass_through_t): New function.
3581 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
3582 dwarf2out_begin_prologue): Use personality from current_function_decl.
3583 * expr.h (get_personality_function): Declare.
3584 * expr.c (get_personality_function): New function.
3585 (build_personality_function): Likewise.
3586 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
3587 (eh_personality_libfunc): Remove.
3588 * optabs.c (build_libfunc_function): New function split out from ...
3589 (init_one_libfunc): ... here.
3590 * tree.h (DECL_FUNCTION_PERSONALITY): New.
3591 (tree_function_decl): Add personality.
3592 (lhd_gcc_personality): Declare.
3593 (build_personality_function): Likewise.
3594 * tree.c (gcc_eh_personality_decl): New.
3595 (lhd_gcc_personality): New function.
3596 * except.h (lang_eh_runtime_type): Remove.
3597 (enum eh_personality_kind): New.
3598 (build_personality_function): Declare.
3599 (function_needs_eh_personality): Declare.
3600 * except.c (lang_eh_runtime_type): Remove.
3601 (function_needs_eh_personality): New function.
3602 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
3603 (sjlj_emit_function_enter, output_function_exception_table):
3604 Use personality from current_function_decl.
3605 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
3606 * tree-inline.c (tree_can_inline_p): Do not inline across different
3608 (expand_call_inline): Likewise. Adjust the callers EH personality.
3609 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
3610 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
3611 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
3612 (c-parser.o): Likewise
3613 * c-tree.h (c_eh_initialized_p): Remove.
3614 (c_maybe_initialize_eh): Likewise.
3615 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
3616 (finish_decl): Don't call c_maybe_initialize_eh.
3617 (c_eh_initialized_p): Remove.
3618 (c_maybe_initialize_eh): Likewise.
3619 * c-parser.c (c_parser_omp_construct): Likewise.
3620 (c_parse_file): Initialize exception handling.
3622 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
3624 * config.gcc (tm_file): Remove i386/biarch32.h
3625 for i?86-w64-mingw* case.
3626 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
3628 * config.host: Set for x64 mingw the option
3629 use_long_long_for_widest_fast_int to yes.
3631 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
3633 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3634 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
3635 (dbxout_begin_function): Likewise.
3636 * final.c (dwarf2_debug_info_emitted_p): New predicate.
3637 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
3638 set on the function.
3639 (final_end_function): Likewise.
3640 (final_scan_insn): Likewise.
3641 (rest_of_handle_final): Likewise.
3642 * varasm.c (assemble_start_function): Likewise.
3643 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3645 2009-09-12 Jason Merrill <jason@redhat.com>
3647 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
3648 * opts.c (common_handle_option): constify.
3650 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3652 * doc/install.texi (avr): Remove obsolete reference site.
3654 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3656 * doc/install.texi (Binaries): Adjust AIX link.
3658 2009-09-12 Akim Demaille <demaille@gostai.com>
3660 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
3661 Use an imperative sentence.
3663 2009-09-11 Richard Henderson <rth@redhat.com>
3665 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
3666 structure-name and has-tree-operands arguments; update all entries.
3667 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
3669 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
3670 (gsstruct_code_size): New.
3671 (gss_for_code_): New.
3672 (gss_for_code): Remove.
3673 (gimple_size): Rewrite using gsstruct_code_size.
3674 (gimple_statement_structure): Move to gimple.h.
3675 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
3676 (gss_for_code, gimple_statement_structure): New.
3677 (gimple_ops): Use new arrays; tidy.
3679 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3681 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
3682 operand to be a PLUS expression.
3683 * config/pa/pa.c (pa_secondary_reload): Likewise.
3685 2009-09-11 Jakub Jelinek <jakub@redhat.com>
3687 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
3689 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
3692 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3694 From Jie Zhang <jie.zhang@analog.com>:
3695 * doc/extend.texi (node Function Attributes): Document l2
3697 (node Blackfin Variable Attributes): Document l2 variable attributes.
3699 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
3701 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
3702 to match the system compiler's configuration at inflection point.
3703 Add comment to remark a remaining difference with system compiler.
3705 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
3706 * configure: Regenerate.
3708 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3710 From Jie Zhang <jie.zhang@analog.com>:
3711 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
3712 (bfin_handle_l2_attribute): New.
3713 (bfin_attribute_table): Add l2 attribute.
3715 2009-09-11 Michael Matz <matz@suse.de>
3718 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
3719 on the local_decls list.
3721 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
3725 * cselib.c (cselib_expand_value_rtx_cb): Document callback
3727 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
3728 for VALUEs, to implement the documented interface.
3729 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
3730 Adjust for VALUEs and anything else, to implement the
3731 documented interface.
3733 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
3735 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
3736 with actual SPE/paired vector modes before using 64-bit alignment.
3737 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
3739 2009-09-10 DJ Delorie <dj@redhat.com>
3741 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
3744 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
3745 * config/mep/mep.c (mep_legitimate_constant_p): New.
3746 * config/mep/mep-protos.h: Prototype it.
3748 2009-09-10 Richard Henderson <rth@redhat.com>
3750 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
3752 2009-09-10 Jason Merrill <jason@redhat.com>
3754 * tree.c (chain_index): New fn.
3755 * tree.h: Declare it.
3757 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3759 * config/sol2-c.c (cmn_err_length_specs): Initialize
3760 scalar_identity_flag.
3762 2009-09-10 Richard Henderson <rth@redhat.com>
3764 * tree.h (struct tree_decl_common): Move align member earlier;
3765 move label_decl_uid member ...
3766 (struct tree_label_decl): ... here.
3767 (LABEL_DECL_UID): Update to match.
3769 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
3772 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
3773 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
3775 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
3776 dest_prev if the edge is complex.
3778 * tree-cfg.c (is_ctrl_stmt): Use a switch.
3780 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
3781 loop latch tests earlier.
3783 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
3784 before GIMPLE_RETURN, not after its predecessor; insert
3787 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
3788 gimple_seq_empty_p to test for no PHI nodes.
3789 * tree-cfg.c (split_critical_edges): Likewise.
3791 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
3793 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3795 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
3796 introduced by the VTA branch merge.
3798 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3800 * ira-conflicts.c: Use fputs or putc instead of fprintf
3804 * tree-switch-conversion.c: Ditto.
3806 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3808 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
3809 introduced by the VTA branch merge.
3811 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3814 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3816 PR rtl-optimization/39779
3817 * expr.c (convert_modes): Return when mode == oldmode after
3818 CONST_INTs are processed.
3820 2009-09-10 Nick Clifton <nickc@redhat.com>
3822 * config/mep/mep.c (mep_encode_section_info): Copy weakness
3823 attribute and referring decl when creating renamed symbol.
3825 2009-09-10 Richard Guenther <rguenther@suse.de>
3828 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
3830 (cgraph_finalize_compilation_unit): Compute reachability
3831 before emitting thunks. Properly process aliases before
3832 possibly removing unreachable nodes.
3834 2009-09-10 Richard Guenther <rguenther@suse.de>
3837 * tree.c (struct free_lang_data_d): Add worklist member.
3838 (find_decls_types_r): Push onto the worklist instead of recursing.
3839 Handle TREE_BINFOs properly.
3840 (find_decls_types): New function wrapped around find_decls_types_r
3841 to process the worklist.
3842 (find_decls_types_in_eh_region): Use it.
3843 (find_decls_types_in_node): Likewise.
3844 (find_decls_types_in_var): Likewise.
3845 (free_lang_data_in_cgraph): Likewise. Free the worklist.
3846 * tree.h (RECORD_OR_UNION_TYPE_P): New.
3847 (AGGREGATE_TYPE_P): Adjust.
3849 2009-09-09 Jason Merrill <jason@redhat.com>
3851 * configure.ac: Check glibc version even if we have an in-tree
3854 2009-09-09 Anthony Green <green@moxielogic.com>
3856 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
3857 the constant 0 when appropriate.
3858 * config/moxie/constraints.md: Add constraint O.
3860 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
3861 to pass up to 6 32-bit argument values in registers.
3862 (moxie_function_arg): Ditto.
3863 (moxie_arg_partial_bytes): Ditto.
3864 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
3865 (REG_PARM_STACK_SPACE): Ditto.
3866 (FUNCTION_ARG_REGNO_P): Ditto.
3868 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3869 instruction to allocate stack space.
3871 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
3873 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
3874 unnecessarily stringent constraints. Fix address
3875 calculation in the splitters.
3877 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3879 PR rtl-optimization/39779
3880 * expr.c (convert_modes): Return when mode == oldmode after
3881 CONST_INTs are processed.
3883 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
3886 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
3887 (ix86_expand_prologue): Take frame.padding0 into logic of
3889 (ix86_expand_epilogue): Likewise.
3891 2009-09-09 Jakub Jelinek <jakub@redhat.com>
3893 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
3895 (SHLIB_LINK, SHLIB_INSTALL): Use them.
3896 * config/t-slibgcc-libgcc: New file.
3897 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
3899 2009-09-09 Martin Jambor <mjambor@suse.cz>
3901 PR tree-optimization/41089
3902 * tree-sra.c (find_var_candidates): Do not consider va_lists in
3905 2009-09-09 Richard Henderson <rth@redhat.com>
3907 * gimple.h (CASE_GIMPLE_OMP): New.
3908 (is_gimple_omp): Use it.
3909 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
3910 (verify_gimple_debug): Likewise.
3912 2009-09-09 Richard Guenther <rguenther@suse.de>
3914 PR tree-optimization/41101
3915 * tree-ssa-pre.c (maximal_set): Remove.
3916 (compute_antic_aux): Treat the maximal set as implicitly all ones.
3917 Defer all blocks we didn't visit at least one successor.
3918 (add_to_exp_gen): Do not add to the maximal set.
3919 (make_values_for_phi): Likewise.
3920 (compute_avail): Likewise.
3921 (init_pre): Do not allocate the maximal set.
3922 (execute_pre): Do not dump it.
3924 2009-09-09 Martin Jambor <mjambor@suse.cz>
3926 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
3927 an SSA_NAME rather than a is_gimple_variable.
3929 2009-09-09 Richard Guenther <rguenther@suse.de>
3932 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
3933 code dealing with plain pointer bases.
3934 (maybe_fold_offset_to_reference): Likewise.
3935 (maybe_fold_stmt_addition): Adjust.
3937 2009-09-09 Richard Guenther <rguenther@suse.de>
3939 * tree.c (free_lang_data_in_type): Do not free the type variant
3941 (free_lang_data): Merge char_type_node with its properly signed
3943 (pass_ipa_free): Collect after freeing language specific data.
3945 2009-09-09 Michael Matz <matz@suse.de>
3948 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
3949 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
3950 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
3953 2009-09-08 DJ Delorie <dj@redhat.com>
3955 * config/mep/mep.c (conversions[]): Add "ml" pattern.
3957 2009-09-04 Jason Merrill <jason@redhat.com>
3959 * tree.c (tree_find_value): Remove.
3960 * tree.h: Remove prototype.
3961 * varasm.c (assemble_external): Use value_member instead.
3963 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3965 * toplev.c (process_options): Choose default debugging type when
3966 gtoggle enables debug info and type is unset.
3968 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3972 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
3975 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3977 * configure: Rebuilt with modified libtool.m4.
3979 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3984 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
3986 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3988 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
3989 (remove_statement): Likewise.
3990 (rewrite_use_nonlinear_expr): Adjust.
3991 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
3992 * tree-ssa.c (release_defs_bitset): ... this. New.
3993 * tree-flow.h (release_defs_bitset): Declare.
3995 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3998 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
3999 in the middle block.
4001 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4003 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4004 via intptr_t to long type.
4005 (insert_operand_rank): Cast long type via intptr_t to
4007 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4009 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4010 from pointer to unsigned via uintptr_t.
4012 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4013 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4015 * configure: Regenerated.
4016 * config.in: Regenerated
4017 * system.h (stdint.h): Add include.
4018 (inttypes.h): Likewise.
4019 * Makefile.in (aclocal): Add config/stdint.m4.
4020 * aclocal.m4: Regenerated.
4022 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4024 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4026 (note_np_check_stores): New function.
4027 (harmless_null_pointer_p): New function.
4028 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4029 changed. Take into account whether we're in the shadow of a condjump
4030 that tested NP_REG for NULL.
4031 Lose all code that tested for SEQUENCEs.
4032 (workaround_speculation): Avoid inserting NOPs for loads that are
4033 either always executed or a NULL pointer.
4035 2009-09-08 Jan Hubicka <jh@suse.cz>
4037 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4038 * params.def (early-inlining-insns): Likewise.
4040 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4042 PR rtl-optimization/41239
4043 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4044 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4046 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4047 across calls, as the calls might not always return normally.
4048 (call_may_noreturn_p): New function.
4049 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4050 (init_deps): Initialize it.
4051 (remove_from_deps): Also remove calls from
4052 last_function_call_may_noreturn list.
4054 2009-09-07 Richard Henderson <rth@redhat.com>
4056 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4057 more VR->OPERANDS than LHS operands. Free LHS before returning.
4059 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4061 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4062 (attr "addrtype"): New member "spreg".
4063 Use it if mem_spfp_address_operand is true for the address.
4064 (attr "type"): New entry "stall".
4065 (cpu_unit "load"): New.
4066 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4068 (insn_reservation "loadsp"): New.
4069 (insn_reservation "load_stall1"): New.
4070 (insn_reservation "load_stall3"): New.
4072 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4073 (mem_p_address_operand): Exclude stack and frame pointer based
4075 (mem_spfp_address_operand): New; match them here.
4076 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4077 (bfin_reorg): Call it if scheduling insns.
4078 (bfin_gen_bundles): Remove dummy insns created by
4079 add_sched_insns_for_speculation.
4081 From Jie Zhang <jie.zhang@analog.com>:
4082 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4083 bfin_si_revision, bfin_workarounds): Move these ...
4084 * config/bfin/bfin.h: ... here.
4086 From Mike Frysinger <michael.frysinger@analog.com>
4087 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4088 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4089 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4090 bf547m, bf548m, and bf549m.
4091 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4092 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4093 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4094 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4095 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4096 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4097 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4098 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4099 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4100 bf542m, bf544m, bf547m, bf548m, and bf549m.
4102 From Jie Zhang <jie.zhang@analog.com>:
4103 * config/bfin/predicates.md (p_register_operand): New predicate.
4104 (dp_register_operand): New predicate.
4105 * config/bfin/bfin-protos.h (WA_05000074): Define.
4106 (ENABLE_WA_05000074): Define.
4107 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4108 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4109 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4110 (define_attr addrtype): Allow load/store register to be P register.
4111 (define_attr storereg): New.
4112 (define_cpu_unit anomaly_05000074): New.
4113 (define_insn_reservation dsp32shiftimm): New.
4114 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4115 (define_insn_reservation loadp): Cannot use slot2.
4116 (define_insn_reservation loadsp): Cannot use slot2.
4117 (define_insn_reservation storep): Cannot use slot2. Does not
4118 apply when working around 05000074.
4119 (define_insn_reservation storep_anomaly_05000074): New.
4120 (define_insn_reservation storei): Does not apply when working
4122 (define_insn_reservation storei_anomaly_05000074): New.
4123 (define_attr length): Add dsp32shiftimm case.
4124 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4125 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4126 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4127 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4128 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4130 2009-09-07 Martin Jambor <mjambor@suse.cz>
4133 * tree-sra.c (create_artificial_child_access): Return NULL if
4134 build_ref_for_offset fails.
4135 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4136 and create_artificial_child_access to fail.
4138 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4141 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4142 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4143 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4145 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4147 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4148 block, ensure it has an exit edge. Emit a barrier after a jump.
4150 2009-09-07 Nick Clifton <nickc@redhat.com>
4152 * gcc.c (this_is_linker_script): New variable. Like
4153 this_is_library_file but for the %T constructor.
4154 (end_going_arg): If this_is_linker_script is set then locate the
4155 script and insert a --script switch before it
4156 (do_spec_2): Initialise this_is_linker_script.
4157 (do_spec_1): Likewise. Handle %T construct.
4158 (eval_spec_function): Preserve this_is_linker_script.
4159 * doc/invoke.texi: Document %T construct in spec files.
4160 * config/m32c/m32c.h (LIB_SPEC): Use it.
4162 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4164 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4165 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4166 when volatile flag is set.
4167 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4169 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4172 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4173 (combine_stack_adjustments_for_block): Allow insns between stack
4174 adjustments and stores with corresponding pre-(dec|inc)rement or
4175 pre-modify operation.
4177 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4180 * combine-stack-adj.c (struct csa_memlist): Rename to...
4181 (struct csa_reflist): ... this. Rename mem field to ref.
4182 (free_csa_memlist): Rename to...
4183 (free_csa_reflist): ... this.
4184 (record_one_stack_memref): Rename to...
4185 (record_one_stack_ref): ... this. Handle also REG_P.
4186 (try_apply_stack_adjustment): Handle also REG_P.
4187 (struct record_stack_memrefs_data): Rename to...
4188 (struct record_stack_refs_data): ... this. Rename memlist field to
4190 (record_stack_memrefs): Rename to...
4191 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4192 subexpressions instead of failing when a MEM contains SP references.
4193 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4194 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4196 2009-09-06 Richard Guenther <rguenther@suse.de>
4199 * tree.c (build_array_type): Do not record types marked
4200 with structural equality in the canonical type hashtable.
4202 2009-09-06 Richard Guenther <rguenther@suse.de>
4205 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4207 2009-09-05 Richard Guenther <rguenther@suse.de>
4210 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4212 2009-09-05 Richard Guenther <rguenther@suse.de>
4215 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4217 2009-09-05 Richard Guenther <rguenther@suse.de>
4220 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4221 before comparing function argument types.
4223 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4226 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4229 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4232 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4234 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4235 locators before emit_insn is called.
4237 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4240 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4241 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4242 (reginfo_init): Don't call allocate_reg_info.
4244 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4247 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4248 NONDEBUG_INSN_P instead of INSN_P.
4250 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4253 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4255 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4258 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4259 pattern of the split.
4261 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4263 * toplev.c (process_options): Move setter of flag_var_tracking
4264 before other tests that depend on it. Move down setter of
4265 flag_rename_registers. Don't enable var-tracking-assignments
4266 by default if selective scheduling is enabled. Warn if both
4269 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4271 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4272 comment. Use switch statement to catch overlaps between rtx
4273 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4274 (IS_DECL_CODE): ... here. Remove.
4275 (check_value_is_not_decl): Remove.
4276 (dv_from_decl, dv_from_value): Check after conversion.
4278 2009-09-04 Richard Guenther <rguenther@suse.de>
4281 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4282 after emitting tunks. Move emitting thunks and ctors from ...
4283 (cgraph_optimize): ... here. Remove redundant
4284 cgraph_analyze_functions.
4285 * varasm.c (find_decl_and_mark_needed): Remove no longer
4287 (finish_aliases_1): Adjust check for thunk aliases.
4289 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4291 * config/arm/arm.md (ctzsi2): Added braces
4292 to avoid warning that broke booststrap.
4294 2009-09-04 Martin Jambor <mjambor@suse.cz>
4296 PR tree-optimization/41112
4297 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4298 handle variable-bounded arrays.
4299 (expr_with_var_bounded_array_refs_p): New function.
4300 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4302 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4304 * config/s390/2097.md: Removed two incorrect bypasses.
4305 (z10_fsimpdf): Fixed latency.
4306 (z10_fhex): New insn_reservation.
4307 (z10_floaddf): Fixed latency.
4308 (z10_floadsf): Fixed latency.
4309 (z10_ftrunctf): Fixed latency.
4310 (z10_ftruncdf): Fixed latency.
4311 * config/s390/s390.c (z10_cost): Fixed values.
4312 (s390_adjust_priority): Added z10 path.
4313 * config/s390/s390.md (type): Added fhex.
4314 (*mov<mode>_64dfp): Updated type attribute.
4315 (*mov<mode>_64): Updated type attribute.
4316 (*mov<mode>_31): Updated type attribute.
4317 (*mov<mode>"): Likewise.
4318 * config/s390/2084.md (x_fsimpdf): Updated condition.
4320 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4322 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4323 RTXs in the predicate for operand 1.
4325 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4327 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4328 (rbitsi2): New insn.
4329 (ctzsi2): New expand.
4330 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4332 2009-09-03 Martin Jambor <mjambor@suse.cz>
4334 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4335 (create_artificial_child_access): Use build_ref_for_offset instead
4336 of duplicate_expr_for_different_base.
4337 (propagate_subacesses_accross_link): Likewise.
4339 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4341 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4343 (mips16e_collect_argument_saves): Skip debug instructions.
4344 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4345 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4346 (r10k_insert_cache_barriers): Likewise.
4347 (mips_reorg_process_insns): Likewise.
4349 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4352 * ira.c (update_equiv_reg): Remove check on class likely spill.
4354 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4357 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4358 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4362 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4363 the stack slot if it is passed by invisible reference.
4364 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4365 by invisible reference.
4367 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4369 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4370 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4371 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4373 * config/bfin/sync.md: New file.
4374 * config/bfin/bfin.md: Include it.
4375 (UNSPEC_ATOMIC): New.
4376 (UNSPEC_ONES): Provide a unique number.
4378 From Jie Zhang <jie.zhang@analog.com>:
4379 * config/bfin/bfin.c (ret_regs): New.
4380 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4381 (must_save_rets_p): New.
4382 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4383 current_function_is_leaf.
4384 (do_link): Likewise.
4385 (do_unlink): Likewise.
4386 (expand_interrupt_handler_prologue): Use ret_regs array.
4387 (expand_interrupt_handler_epilogue): Use ret_regs array and
4388 pass return register to gen_return_internal.
4389 (bfin_expand_epilogue): Pass return register to
4390 gen_return_internal.
4391 (bfin_expand_call): Explicitly clobber RETS.
4392 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4393 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4394 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4395 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4397 (return_internal): Take a reg rtx rather than the register number.
4399 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4401 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4402 when comparing against estimated_loop_iterations_int return.
4404 2009-09-03 Richard Guenther <rguenther@suse.de>
4406 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4407 eh_personality_libfunc.
4409 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4411 * tree-parloops.c (separate_decls_in_region): Add space.
4413 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4415 * tree-parloops.c (separate_decls_in_region): Change the condition
4416 checking if there are reductions in the loop.
4418 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4420 PR tree-optimization/38275
4421 * tree-parloops.c (parallelize_loops): Replace profitability condition
4422 for expected number of iterations.
4424 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4426 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4427 (bootstrap-debug): Explain conditions in which it becomes default.
4428 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4431 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4433 * doc/invoke.texi (Optimize Options): Move
4434 -finline-small-functions to the -O2 list.
4436 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4438 * toplev.c (process_options): Enable var-tracking-assignments
4439 by default if var-tracking is enabled.
4441 2009-09-02 David Daney <ddaney@caviumnetworks.com>
4443 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
4445 * emit-rtl.c (prev_nonnote_insn_bb): New function.
4446 * rtl.h (prev_nonnote_insn_bb): Declare it.
4448 2009-09-03 Diego Novillo <dnovillo@google.com>
4450 * cgraph.c (cgraph_node_for_decl): New.
4451 * cgraph.h (cgraph_node_for_decl): Declare.
4452 * tree.c (host_integerp): Return 0 if T is NULL.
4454 2009-09-03 Diego Novillo <dnovillo@google.com>
4456 * tree.h (struct alias_pair): Move from varasm.c.
4457 (alias_pairs): Likewise.
4458 (TYPE_MAXVAL): Define.
4459 (TYPE_MINVAL): Define.
4460 (iterative_hash_host_wide_int): Declare.
4461 (remove_unreachable_alias_pairs): Declare.
4462 * tree-pass.h (pass_ipa_free_lang_data): Declare.
4463 * diagnostic.c (default_diagnostic_starter): Make extern.
4464 (default_diagnostic_finalizer): Make extern.
4465 * diagnostic.h (default_diagnostic_starter): Declare.
4466 (default_diagnostic_finalizer): Declare.
4467 (default_tree_printer): Declare.
4468 * toplev.c (default_tree_printer): Make extern.
4470 2009-09-03 Richard Guenther <rguenther@suse.de>
4471 Diego Novillo <dnovillo@google.com>
4473 * cgraph.c (cgraph_add_new_function): Remove gimplification.
4474 * cgraphunit.c (cgraph_expand_function): Do not emit
4475 associated thunks from here.
4476 (cgraph_emit_thunks): New.
4477 (cgraph_optimize): Call it.
4478 Return if any IPA pass finds an error.
4479 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
4482 2009-09-03 Simon Baldwin <simonb@google.com>
4483 Rafael Espindola <espindola@google.com>
4484 Richard Guenther <rguenther@suse.de>
4485 Doug Kwan <dougkwan@google.com>
4486 Diego Novillo <dnovillo@google.com>
4488 * tree.c: Include tree-pass.h, langhooks-def.h,
4489 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
4490 (free_lang_data_in_type): New.
4491 (need_assembler_name_p): New.
4492 (free_lang_data_in_block): New.
4493 (free_lang_data_in_decl): New.
4494 (struct free_lang_data_d): New.
4495 (add_tree_to_fld_list): New.
4496 (find_decls_types_r): New.
4497 (get_eh_types_for_runtime): New.
4498 (find_decls_types_in_eh_region): New.
4499 (find_decls_types_in_node): New.
4500 (find_decls_types_in_var): New.
4501 (free_lang_data_in_cgraph): New.
4502 (free_lang_data): New.
4503 (gate_free_lang_data): New.
4504 (pass_ipa_free_lang_data): New.
4506 2009-09-03 Diego Novillo <dnovillo@google.com>
4508 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
4509 * langhooks.h (struct lang_hooks): Add field free_lang_data.
4510 (lang_hooks): Remove const qualifier.
4511 * ipa.c (cgraph_remove_unreachable_nodes): Call
4512 remove_unreachable_alias_pairs.
4513 * except.c (add_type_for_runtime): Check if TYPE has
4514 already been converted.
4515 (lookup_type_for_runtime): Likewise.
4516 (check_handled): Handle converted types.
4517 * varasm.c (remove_unreachable_alias_pairs): New.
4518 * gimple.c: Include demangle.h.
4519 (gimple_decl_printable_name): New.
4520 (gimple_fold_obj_type_ref): New.
4521 * gimple.h (gimple_decl_printable_name): Declare.
4522 (gimple_fold_obj_type_ref): Declare.
4523 * passes.c (init_optimization_passes): Add pass
4524 pass_ipa_free_lang_data.
4525 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
4526 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
4528 2009-09-03 Diego Novillo <dnovillo@google.com>
4530 * c-lang.c (lang_hooks): Remove const qualifier.
4532 2009-09-02 Loren James Rittle <ljrittle@acm.org>
4534 * doc/install.texi (*-*-freebsd*): Update target information.
4536 2009-09-02 Anatoly Sokolov <aesok@post.ru>
4538 * hard-reg-set.h (call_fixed_regs): Remove.
4539 * reginfo.c (call_fixed_regs): Remove.
4540 (init_reg_sets_1): Remove initialization of call_fixed_regs.
4541 (globalize_reg): Don't use call_fixed_regs.
4542 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
4545 2009-09-01 Michael Matz <matz@suse.de>
4547 * expr.h (emit_storent_insn, expand_expr_real_1,
4548 expand_expr_real_2): Declare.
4549 * expr.c (emit_storent_insn, expand_expr_real_1,
4550 expand_expr_real_2): Export.
4551 (store_expr): Setting and evaluating dont_return_target is useless.
4552 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
4553 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
4554 * except.c (expand_resx_expr): Rename to ...
4555 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
4556 * except.h (expand_resx_stmt): Declare.
4557 * stmt.c: Add include gimple.h
4558 (expand_asm_expr): Rename to ...
4559 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
4560 (expand_case): Rewrite to take gimple statement.
4561 * tree.h (expand_asm_stmt): Declare.
4562 (expand_case): Change prototype.
4563 * Makefile.in (stmt.o): Depend on gimple.h.
4564 * builtins.c (expand_builtin_synchronize): Build gimple asm
4565 statement, not an ASM_EXPR.
4566 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
4567 gimple_to_tree, release_stmt_tree): Remove.
4568 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
4569 ggc_free, but hold comparison code and operands separately.
4570 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
4571 (expand_call_stmt, expand_gimple_stmt_1,
4572 expand_gimple_stmt): New helpers.
4573 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
4574 release_stmt_tree. Call expand_gimple_stmt instead.
4575 (expand_gimple_basic_block): Ditto.
4577 * calls.c (emit_call_1): Don't look at EH regions here, make
4578 fntree parameter useless.
4579 (expand_call): New local rettype for TREE_TYPE(exp), use it
4580 throughout. Remove local p, use addr instead.
4581 Don't look at EH regions here.
4583 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
4585 * doc/invoke.texi (-fsched-pressure): Document it.
4586 (-fsched-reg-pressure-heuristic): Remove it.
4588 * reload.c (ira.h): Include.
4589 (find_reloads): Add choosing reload on number of small spilled
4592 * haifa-sched.c (ira.h): Include.
4593 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
4594 saved_reg_pressure, curr_reg_live, saved_reg_live,
4595 region_ref_regs): New variables.
4596 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
4597 initiate_reg_pressure_info, setup_ref_regs,
4598 initiate_bb_reg_pressure_info, save_reg_pressure,
4599 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
4601 (setup_insn_reg_pressure_info): New function.
4602 (rank_for_schedule): Add pressure checking and insn issue time.
4603 Remove comparison of insn reg weights.
4604 (ready_sort): Set insn reg pressure info.
4605 (update_register_pressure, setup_insn_max_reg_pressure,
4606 update_reg_and_insn_max_reg_pressure,
4607 sched_setup_bb_reg_pressure_info): New functions.
4608 (schedule_insn): Add code for printing and updating reg pressure info.
4609 (find_set_reg_weight, find_insn_reg_weight): Remove.
4610 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
4611 (debug_ready_list): Print reg pressure info.
4612 (schedule_block): Ditto. Check insn issue time.
4613 (sched_init): Set up sched_pressure_p. Allocate and set up some
4614 reg pressure related info.
4615 (sched_finish): Free some reg pressure related info.
4616 (fix_tick_ready): Make insn always ready if pressure_p.
4617 (init_h_i_d): Don't call find_insn_reg_weight.
4618 (haifa_finish_h_i_d): Free insn reg pressure info.
4620 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4621 ira_memory_move_cost, ira_class_hard_regs,
4622 ira_class_hard_regs_num, ira_no_alloc_regs,
4623 ira_available_class_regs, ira_reg_class_cover_size,
4624 ira_reg_class_cover, ira_class_translate): Move to ira.h.
4626 * ira-lives.c (single_reg_class): Check mode to find how many
4627 registers are necessary for operand.
4628 (ira_implicitly_set_insn_hard_regs): New.
4630 * common.opt (fsched-pressure): New options.
4631 (fsched-reg-pressure-heuristic): Remove.
4633 * ira.c (setup_eliminable_regset): Rename to
4634 ira_setup_eliminable_regset. Make it external.
4635 (expand_reg_info): Pass cover class to setup_reg_classes.
4636 (ira): Call resize_reg_info instead of allocate_reg_info.
4638 * sched-deps.c: Include ira.h.
4639 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
4640 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
4641 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
4642 mark_insn_hard_regno_birth, mark_insn_reg_birth,
4643 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
4644 mark_insn_reg_store, mark_insn_reg_clobber,
4645 setup_insn_reg_pressure_info): New.
4646 (sched_analyze_1): Update implicit_reg_pending_uses.
4647 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
4648 Use them to create dependencies. Set insn reg uses and pressure
4649 info. Process reg_pending_uses in one place.
4650 (free_deps): Free implicit sets.
4651 (remove_from_deps): Remove implicit sets if necessary. Check
4652 implicit sets when clearing reg_last_in_use.
4653 (init_deps_global): Clear implicit_reg_pending_clobbers and
4654 implicit_reg_pending_uses.
4656 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4657 ira_memory_move_cost, ira_class_hard_regs,
4658 ira_class_hard_regs_num, ira_no_alloc_regs,
4659 ira_available_class_regs, ira_reg_class_cover_size,
4660 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
4661 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
4662 ira_implicitly_set_insn_hard_regs): New prototypes.
4664 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
4665 cost_elements_num): New variables.
4666 (allocno_costs, total_costs): Rename to costs and
4667 total_allocno_costs.
4668 (COSTS_OF_ALLOCNO): Rename to COSTS.
4669 (allocno_pref): Rename to pref.
4670 (allocno_pref_buffer): Rename to pref_buffer.
4671 (common_classes): Rename to regno_cover_class.
4673 (record_reg_classes): Set allocno attributes only if allocno_p.
4674 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
4675 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
4676 and COSTS_OF_ALLOCNO.
4677 (print_costs): Rename to print_allocno_costs.
4678 (print_pseudo_costs): New.
4679 (process_bb_node_for_costs): Split into 2 functions with new
4680 function process_bb_for_costs. Pass BB to process_bb_for_costs.
4681 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
4682 new parameter dump_file. Use cost_elements_num instead of
4683 ira_allocnos_num. Make one iteration if preferred classes were
4684 already calculated for scheduler. Make 2 versions of code
4685 depending on allocno_p.
4686 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
4687 regno_cover_class and COSTS instead of common_classes and
4689 (init_costs, finish_costs): New.
4690 (ira_costs): Set up allocno_p and cost_elements_num. Call
4691 init_costs and finish_costs.
4692 (ira_set_pseudo_classes): New.
4694 * rtl.h (allocate_reg_info): Remove.
4695 (resize_reg_info): Change return type.
4696 (reg_cover_class): New.
4697 (setup_reg_classes): Add new parameter.
4699 * sched-int.h (struct deps_reg): New member implicit_sets.
4700 (sched_pressure_p, sched_regno_cover_class): New external definitions.
4701 (INCREASE_BITS): New macro.
4702 (struct reg_pressure_data, struct reg_use_data): New.
4703 (struct _haifa_insn_data): Remove reg_weight. Add members
4704 reg_pressure, reg_use_list, reg_set_list, and
4705 reg_pressure_excess_cost_change.
4706 (struct deps): New member implicit_sets.
4707 (pressure_p): New variable.
4708 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
4709 (struct reg_pressure_data, struct reg_use_data): New.
4710 (INSN_REG_WEIGHT): Remove.
4711 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
4712 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
4713 (sched_init_region_reg_pressure_info,
4714 sched_setup_bb_reg_pressure_info): New prototypes.
4716 * reginfo.c (struct reg_pref): New member coverclass.
4717 (reg_cover_class): New function.
4718 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
4719 (reg_info_size): New variable.
4720 (allocate_reg_info): Make static. Setup reg_info_size.
4721 (resize_reg_info): Use reg_info_size. Return flag of resizing.
4722 (setup_reg_classes): Add a new parameter. Setup cover class too.
4724 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
4727 * sched-rgn.c (deps_join): Set up implicit_sets.
4728 (schedule_region): Set up region and basic blocks pressure
4731 * passes.c (init_optimization_passes): Move
4732 pass_subregs_of_mode_init before pass_sched.
4734 2009-09-02 Martin Jambor <mjambor@suse.cz>
4736 * tree-sra.c (struct access): New field grp_hint.
4737 (dump_access): Dump grp_hint.
4738 (sort_and_splice_var_accesses): Set grp_hint if a group is read
4740 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
4741 those which have been specifically read and somehow written to.
4742 (propagate_subacesses_accross_link): Set grp_hint of right child and
4743 also possibly of the left child.
4745 2009-09-02 Jakub Jelinek <jakub@redhat.com>
4747 * tree-object-size.c (addr_object_size): Always use object_size_type
4748 0 or 2 when determining the pointer pointed object size.
4750 2009-09-02 Richard Guenther <rguenther@suse.de>
4753 2009-08-31 Richard Guenther <rguenther@suse.de>
4755 * builtins.c (fold_builtin_memory_op): Use the alias oracle
4756 to query if the memory regions for memmove overlap.
4757 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
4758 asserts on pointers, instead deal with odd trees.
4759 (ptr_derefs_may_alias_p): Likewise.
4760 (refs_may_alias_p_1): Constructor bases also never alias.
4762 2009-08-01 Christian Bruel <christian.bruel@st.com>
4765 2009-07-31 Christian Bruel <christian.bruel@st.com>
4766 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
4768 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
4770 * doc/invoke.texi (-fvar-tracking-assignments): New.
4771 (-fvar-tracking-assignments-toggle): New.
4772 (-fdump-final-insns=file): Mark filename as optional.
4773 (--param min-nondebug-insn-uid): New.
4774 (-gdwarf-@{version}): Mention version 4.
4775 * opts.c (common_handle_option): Accept it.
4776 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
4777 * regrename.c (regrename_optimize): Drop last. Don't count debug
4778 insns as uses. Don't reject change because of debug insn.
4779 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
4780 from the chain starter, and check for inexact matches in DEBUG_INSNS.
4781 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
4782 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
4783 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
4784 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
4785 * doc/gimple.texi (is_gimple_debug): New.
4786 (gimple_debug_bind_p): New.
4787 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
4788 * doc/install.texi (bootstrap-debug): More details.
4789 (bootstrap-debug-big, bootstrap-debug-lean): Document.
4790 (bootstrap-debug-lib): More details.
4791 (bootstrap-debug-ckovw): Update.
4792 (bootstrap-time): New.
4793 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
4794 (insert_phi_nodes_for): Insert debug stmts.
4795 (rewrite_stmt): Take iterator. Insert debug stmts.
4796 (rewrite_enter_block): Adjust.
4797 (maybe_replace_use_in_debug_stmt): New.
4798 (rewrite_update_stmt): Use it.
4799 (mark_use_interesting): Return early for debug stmts.
4800 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
4801 stmts before replacing stmt.
4802 (move_computations_stmt): Likewise.
4803 * ira-conflicts.c (add_copies): Skip debug insns.
4804 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
4805 (regstat_bb_compute_ri): Skip debug insns.
4806 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
4807 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
4808 check_loop_closed_ssa_stmt): Skip debug stmts.
4809 * tree-tailcall.c (find_tail_calls): Likewise.
4810 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
4811 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
4812 (build_var_debug_value_stat): Declare.
4813 (build_var_debug_value): Define.
4814 (target_for_debug_bind): Declare.
4815 * reload.c (find_equiv_reg): Skip debug insns.
4816 * rtlanal.c (reg_used_between_p): Skip debug insns.
4817 (side_effects_p): Likewise.
4818 (canonicalize_condition): Likewise.
4819 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
4820 insns never depend on debug insns.
4821 (create_ddg_dep_no_link): Likewise.
4822 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
4823 Don't add inter-loop dependencies for debug insns.
4824 (build_intra_loop_deps): Likewise.
4825 (create_ddg): Count debug insns.
4826 * ddg.h (struct ddg::num_debug): New.
4827 (num_backargs): Pair up with previous int field.
4828 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
4829 -fcompare-debug-second.
4830 * final.c (get_attr_length_1): Skip debug insns.
4831 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
4832 * gcc.c (invoke_as): Call compare-debug-dump-opt.
4833 (driver_self_specs): Map -fdump-final-insns to
4834 -fdump-final-insns=..
4835 (get_local_tick): New.
4836 (compare_debug_dump_opt_spec_function): Test for . argument and
4837 compute output name. Compute temp output spec without flag name.
4838 Compute -frandom-seed.
4839 (OPT): Undef after use.
4840 * cfgloopanal.c (num_loop_insns): Skip debug insns.
4841 (average_num_loop_insns): Likewise.
4842 * params.h (MIN_NONDEBUG_INSN_UID): New.
4843 * gimple.def (GIMPLE_DEBUG): New.
4844 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
4845 * auto-inc-dec.c (merge_in_block): Skip debug insns.
4846 (merge_in_block): Fix whitespace.
4847 * toplev.c (flag_var_tracking): Update comment.
4848 (flag_var_tracking_assignments): New.
4849 (flag_var_tracking_assignments_toggle): New.
4850 (process_options): Don't open final insns dump file if we're not
4851 going to write to it. Compute defaults for var_tracking.
4852 * df-scan.c (df_insn_rescan_debug_internal): New.
4853 (df_uses_record): Handle debug insns.
4854 * haifa-sched.c (ready): Initialize n_debug.
4855 (contributes_to_priority): Skip debug insns.
4856 (dep_list_size): New.
4858 (rank_for_schedule): Likewise. Schedule debug insns as soon as
4859 they're ready. Disregard previous debug insns to make decisions.
4860 (queue_insn): Never queue debug insns.
4861 (ready_add, ready_remove_first, ready_remove): Count debug insns.
4862 (schedule_insn): Don't reject debug insns because of issue rate.
4863 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
4864 (queue_to_ready): Skip and discount debug insns.
4865 (choose_ready): Let debug insns through.
4866 (schedule_block): Check boundary debug insns. Discount debug
4867 insns, schedule them early. Adjust whitespace.
4868 (set_priorities): Check for boundary debug insns.
4869 (add_jump_dependencies): Use dep_list_size.
4870 (prev_non_location_insn): New.
4871 (check_cfg): Use it.
4872 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
4874 (remove_unused_ivs): Reset debug stmts.
4875 * modulo-sched.c (const_iteration_count): Skip debug insns.
4876 (res_MII): Discount debug insns.
4877 (loop_single_full_bb_p): Skip debug insns.
4878 (sms_schedule): Likewise.
4879 (sms_schedule_by_order): Likewise.
4880 (ps_has_conflicts): Likewise.
4881 * caller-save.c (refmarker_fn): New.
4882 (save_call_clobbered_regs): Replace regs with saved mem in
4884 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
4885 Call refmarker_fn mark for hardregnos.
4886 (mark_reg_as_referenced): New.
4887 (replace_reg_with_saved_mem): New.
4888 * ipa-pure-const.c (check_stmt): Skip debug stmts.
4889 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
4891 (cse_extended_basic_block): Skip debug insns.
4892 (count_reg_usage): Likewise.
4893 (is_dead_reg): New, split out of...
4894 (set_live_p): ... here.
4895 (insn_live_p): Use it for debug insns.
4896 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
4897 (execute_optimize_stdarg): Likewise.
4898 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
4899 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
4900 changes in debug stmts as changes.
4901 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
4902 (moveup_expr): Don't move across debug insns. Don't move
4903 debug insn if it would create a bookkeeping block.
4904 (moveup_expr_cached): Don't use cache for debug insns that
4905 are heads of blocks.
4906 (compute_av_set_inside_bb): Skip debug insns.
4907 (sel_rank_for_schedule): Schedule debug insns first. Remove
4909 (block_valid_for_bookkeeping_p); Support lax searches.
4910 (create_block_for_bookkeeping): Adjust block numbers when
4911 encountering debug-only blocks.
4912 (find_place_for_bookkeeping): Deal with debug-only blocks.
4913 (generate_bookkeeping_insn): Accept no place to insert.
4914 (remove_temp_moveop_nops): New argument full_tidying.
4915 (prepare_place_to_insert): Deal with debug insns.
4916 (advance_state_on_fence): Debug insns don't start cycles.
4917 (update_boundaries): Take fence as argument. Deal with
4919 (schedule_expr_on_boundary): No full_tidying on debug insns.
4920 (fill_insns): Deal with debug insns.
4921 (track_scheduled_insns_and_blocks): Don't count debug insns.
4922 (need_nop_to_preserve_insn_bb): New, split out of...
4923 (remove_insn_from_stream): ... this.
4924 (fur_orig_expr_not_found): Skip debug insns.
4925 * rtl.def (VALUE): Move up.
4927 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
4928 (nearest_common_dominator_of_uses): Take debug_stmts argument.
4929 Set it if debug stmts are found.
4930 (statement_sink_location): Skip debug stmts. Propagate
4931 moving defs into debug stmts.
4932 * ifcvt.c (first_active_insn): Skip debug insns.
4933 (last_active_insns): Likewise.
4934 (cond_exec_process_insns): Likewise.
4935 (noce_process_if_block): Likewise.
4936 (check_cond_move_block): Likewise.
4937 (cond_move_convert_if_block): Likewise.
4938 (block_jumps_and_fallthru_p): Likewise.
4939 (dead_or_predicable): Likewise.
4940 * dwarf2out.c (debug_str_hash_forced): New.
4941 (find_AT_string): Add comment.
4942 (gen_label_for_indirect_string): New.
4943 (get_debug_string_label): New.
4944 (AT_string_form): Use it.
4945 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
4946 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
4947 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
4948 several operations that cannot be represented with DWARF opcodes.
4949 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
4950 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
4951 (dwarf2out_var_location): Take during-call mark into account.
4952 (output_indirect_string): Update comment. Output if there are
4953 label and references.
4954 (prune_indirect_string): New.
4955 (prune_unused_types): Call it if debug_str_hash_forced.
4956 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
4957 (dw_long_long_const): Remove.
4958 (struct dw_val_struct): Change val_long_long type to rtx.
4959 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
4960 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
4961 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
4962 component instead of HOST_BITS_PER_LONG.
4963 (output_loc_operands): Likewise. For const8* assert
4964 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
4965 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
4966 rather than HOST_BITS_PER_LONG is >= 64.
4967 (add_AT_long_long): Remove val_hi and val_lo arguments, add
4969 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
4970 HOST_BITS_PER_LONG for dw_val_class_long_long.
4971 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
4972 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
4973 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
4975 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
4976 Handle DW_OP_implicit_value.
4977 (extract_int): Move prototype earlier.
4978 (mem_loc_descriptor): For SUBREG punt if inner
4979 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
4980 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
4981 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
4982 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
4983 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
4984 instead of Pmode size.
4985 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
4986 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
4987 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
4988 (concat_loc_descriptor, concatn_loc_descriptor,
4989 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
4990 (add_location_or_const_value_attribute): Likewise. For single
4991 location loc_lists attempt to use add_const_value_attribute
4992 for constant decls. Add DW_AT_const_value even if
4993 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
4995 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
4996 (control_flow_insn_p): Likewise.
4997 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
4998 (separate_decls_in_region_debug_bind): New.
4999 (separate_decls_in_region): Process debug bind stmts afterwards.
5000 * recog.c (verify_changes): Handle debug insns.
5001 (extract_insn): Likewise.
5002 (peephole2_optimize): Skip debug insns.
5003 * dse.c (scan_insn): Skip debug insns.
5004 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5006 (setup_id_for_insn): Handle debug insns.
5007 (maybe_tidy_empty_bb): Adjust whitespace.
5008 (tidy_control_flow): Skip debug insns.
5009 (sel_remove_insn): Adjust for debug insns.
5010 (sel_estimate_number_of_insns): Skip debug insns.
5011 (create_insn_rtx_from_pattern): Handle debug insns.
5012 (create_copy_of_insn_rtx): Likewise.
5013 * sel-sched-.h (sel_bb_end): Declare.
5014 (sel_bb_empty_or_nop_p): New.
5015 (get_all_loop_exits): Use it.
5016 (_eligible_successor_edge_p): Likewise.
5017 (return_nop_to_pool): Adjust.
5018 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5019 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5020 * gimple-pretty-print.c (dump_gimple_debug): New.
5021 (dump_gimple_stmt): Use it.
5022 (dump_bb_header): Skip gimple debug stmts.
5023 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5024 (fixup_match_2): Likewise.
5025 (regmove_backward_pass): Likewise. Simplify combined
5026 replacement. Handle debug insns.
5027 * function.c (instantiate_virtual_regs): Handle debug insns.
5028 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5029 * print-rtl.h: Include cselib.h.
5030 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5031 * df.h (df_inns_rescan_debug_internal): Declare.
5032 * gcse.c (alloc_hash_table): Estimate n_insns.
5033 (cprop_insn): Don't regard debug insns as changes.
5034 (bypass_conditional_jumps): Skip debug insns.
5035 (one_pre_gcse_pass): Adjust.
5036 (one_code_hoisting_pass): Likewise.
5037 (compute_ld_motion_mems): Skip debug insns.
5038 (one_cprop_pass): Adjust.
5039 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5040 (if_convertible_stmt_p): Handle debug stmts.
5041 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5042 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5043 * ira-build.c (create_bb_allocnos): Skip debug insns.
5044 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5045 (has_single_use): Likewise.
5046 (single_imm_use): Likewise.
5047 (num_imm_uses): Likewise.
5048 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5049 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5050 (create_outofssa_var_map): Likewise.
5051 * lower-subreg.c (adjust_decomposed_uses): New.
5052 (resolve_debug): New.
5053 (decompose_multiword_subregs): Use it.
5054 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5055 * emit-rtl.c: Include params.h.
5056 (cur_debug_insn_uid): Define.
5057 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5058 (copy_rtx_if_shared_1): Handle debug insns.
5059 (reset_used_flags): Likewise.
5060 (set_used_flags): LIkewise.
5061 (get_max_insn_count): New.
5062 (next_nondebug_insn): New.
5063 (prev_nondebug_insn): New.
5064 (make_debug_insn_raw): New.
5065 (emit_insn_before_noloc): Handle debug insns.
5066 (emit_jump_insn_before_noloc): Likewise.
5067 (emit_call_insn_before_noloc): Likewise.
5068 (emit_debug_insn_before_noloc): New.
5069 (emit_insn_after_noloc): Handle debug insns.
5070 (emit_jump_insn_after_noloc): Likewise.
5071 (emit_call_insn_after_noloc): Likewise.
5072 (emit_debug_insn_after_noloc): Likewise.
5073 (emit_insn_after): Take loc from earlier non-debug insn.
5074 (emit_jump_insn_after): Likewise.
5075 (emit_call_insn_after): Likewise.
5076 (emit_debug_insn_after_setloc): New.
5077 (emit_debug_insn_after): New.
5078 (emit_insn_before): Take loc from later non-debug insn.
5079 (emit_jump_insn_before): Likewise.
5080 (emit_call_insn_before): Likewise.
5081 (emit_debug_insn_before_setloc): New.
5082 (emit_debug_insn_before): New.
5083 (emit_insn): Handle debug insns.
5084 (emit_debug_insn): New.
5085 (emit_jump_insn): Handle debug insns.
5086 (emit_call_insn): Likewise.
5088 (init_emit): Take min-nondebug-insn-uid into account.
5089 Initialize cur_debug_insn_uid.
5090 (emit_copy_of_insn_after): Handle debug insns.
5091 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5092 location of single rhs in place.
5093 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5094 (floor_sdiv_adjust): New.
5095 (cell_sdiv_adjust): New.
5096 (cell_udiv_adjust): New.
5097 (round_sdiv_adjust): New.
5098 (round_udiv_adjust): New.
5099 (wrap_constant): Moved from cselib.
5100 (unwrap_constant): New.
5101 (expand_debug_expr): New.
5102 (expand_debug_locations): New.
5103 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5105 (gimple_expand_cfg): Expand debug locations.
5106 * cselib.c: Include tree-pass.h.
5107 (struct expand_value_data): New.
5108 (cselib_record_sets_hook): New.
5109 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5110 (cselib_clear_table): Move, and implemnet in terms of...
5111 (cselib_reset_table_with_next_value): ... this.
5112 (cselib_get_next_unknown_value): New.
5113 (discard_useless_locs): Don't discard preserved values.
5114 (cselib_preserve_value): New.
5115 (cselib_preserved_value_p): New.
5116 (cselib_preserve_definitely): New.
5117 (cselib_clear_preserve): New.
5118 (cselib_preserve_only_values): New.
5119 (new_cselib_val): Take rtx argument. Dump it in details.
5120 (cselib_lookup_mem): Adjust.
5121 (expand_loc): Take regs_active in struct. Adjust. Silence
5122 dumps unless details are requested.
5123 (cselib_expand_value_rtx_cb): New.
5124 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5125 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5126 without details. Copy more subregs. Try to resolve values
5127 using a callback. Wrap constants.
5128 (cselib_subst_to_values): Adjust.
5129 (cselib_log_lookup): New.
5130 (cselib_lookup): Call it.
5131 (cselib_invalidate_regno): Don't count preserved values as useless.
5132 (cselib_invalidate_mem): Likewise.
5133 (cselib_record_set): Likewise.
5134 (struct set): Renamed to cselib_set, moved to cselib.h.
5135 (cselib_record_sets): Adjust. Call hook.
5136 (cselib_process_insn): Reset table when it would be cleared.
5137 (dump_cselib_val): New.
5138 (dump_cselib_table): New.
5139 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5140 (remove_forwarder_block): Support moving debug stmts.
5141 * cselib.h (cselib_record_sets_hook): Declare.
5142 (cselib_expand_callback): New type.
5143 (cselib_expand_value_rtx_cb): Declare.
5144 (cselib_reset_table_with_next_value): Declare.
5145 (cselib_get_next_unknown_value): Declare.
5146 (cselib_preserve_value): Declare.
5147 (cselib_preserved_value_p): Declare.
5148 (cselib_preserve_only_values): Declare.
5149 (dump_cselib_table): Declare.
5150 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5151 (try_crossjump_to_edge): Likewise.
5152 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5153 dominated blocks when debug stmts are present.
5154 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5155 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5156 (set_var_live_on_entry): Likewise.
5157 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5158 * cfglayout.c (curr_location, last_location): Make static.
5159 (set_curr_insn_source_location): Don't avoid bouncing.
5160 (get_curr_insn_source_location): New.
5161 (get_curr_insn_block): New.
5162 (duplicate_insn_chain): Handle debug insns.
5163 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5165 * common.opt (fcompare-debug): Move to sort order.
5166 (fdump-unnumbered-links): Likewise.
5167 (fvar-tracking-assignments): New.
5168 (fvar-tracking-assignments-toggle): New.
5169 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5170 because of debug stmts.
5171 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5172 (eliminate_unnecessary_stmts): Walk dominated blocks before
5174 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5175 * ira.c (memref_used_between_p): Skip debug insns.
5176 (update_equiv_regs): Likewise.
5177 * sched-deps.c (sd_lists_size): Accept empty list.
5178 (sd_init_insn): Mark debug insns.
5179 (sd_finish_insn): Unmark them.
5180 (sd_add_dep): Reject non-debug deps on debug insns.
5181 (fixup_sched_groups): Give debug insns group treatment.
5183 (sched_analyze_reg): Don't mark debug insns for sched before call.
5184 (sched_analyze_2): Handle debug insns.
5185 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5187 (deps_analyze_insn): Handle debug insns.
5188 (deps_start_bb): Skip debug insns.
5189 (init_deps): Initialize last_debug_insn.
5190 * tree-ssa.c (target_for_debug_bind): New.
5191 (find_released_ssa_name): New.
5192 (propagate_var_def_into_debug_stmts): New.
5193 (propagate_defs_into_debug_stmts): New.
5194 (verify_ssa): Skip debug bind stmts without values.
5195 (warn_uninialized_vars): Skip debug stmts.
5196 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5197 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5198 (rtx_equal_p): Likewise.
5199 * ira-costs.c (scan_one_insn): Skip debug insns.
5200 (process_bb_node_for_hard_reg_moves): Likewise.
5201 * rtl.h (DEBUG_INSN_P): New.
5202 (NONDEBUG_INSN_P): New.
5203 (MAY_HAVE_DEBUG_INSNS): New.
5204 (INSN_P): Accept debug insns.
5205 (RTX_FRAME_RELATED_P): Likewise.
5206 (INSN_DELETED_P): Likewise
5207 (PAT_VAR_LOCATION_DECL): New.
5208 (PAT_VAR_LOCATION_LOC): New.
5209 (PAT_VAR_OCATION_STATUS): New.
5210 (NOTE_VAR_LOCATION_DECL): Reimplement.
5211 (NOTE_VAR_LOCATION_LOC): Likewise.
5212 (NOTE_VAR_LOCATION_STATUS): Likewise.
5213 (INSN_VAR_LOCATION): New.
5214 (INSN_VAR_LOCATION_DECL): New.
5215 (INSN_VAR_LOCATION_LOC): New.
5216 (INSN_VAR_LOCATION_STATUS): New.
5217 (gen_rtx_UNKNOWN_VAR_LOC): New.
5218 (VAR_LOC_UNKNOWN_P): New.
5219 (NOTE_DURING_CALL_P): New.
5220 (SCHED_GROUP_P): Accept debug insns.
5221 (emit_debug_insn_before): Declare.
5222 (emit_debug_insn_before_noloc): Declare.
5223 (emit_debug_insn_beore_setloc): Declare.
5224 (emit_debug_insn_after): Declare.
5225 (emit_debug_insn_after_noloc): Declare.
5226 (emit_debug_insn_after_setloc): Declare.
5227 (emit_debug_insn): Declare.
5228 (make_debug_insn_raw): Declare.
5229 (prev_nondebug_insn): Declare.
5230 (next_nondebug_insn): Declare.
5231 (delegitimize_mem_from_attrs): Declare.
5232 (get_max_insn_count): Declare.
5233 (wrap_constant): Declare.
5234 (unwrap_constant): Declare.
5235 (get_curr_insn_source_location): Declare.
5236 (get_curr_insn_block): Declare.
5237 * tree-inline.c (insert_debug_decl_map): New.
5238 (processing_debug_stmt): New.
5239 (remap_decl): Don't create new mappings in debug stmts.
5240 (remap_gimple_op_r): Don't add references in debug stmts.
5241 (copy_tree_body_r): Likewise.
5242 (remap_gimple_stmt): Handle debug bind stmts.
5243 (copy_bb): Skip debug stmts.
5244 (copy_edges_for_bb): Likewise.
5245 (copy_debug_stmt): New.
5246 (copy_debug_stmts): New.
5247 (copy_body): Copy debug stmts at the end.
5248 (insert_init_debug_bind): New.
5249 (insert_init_stmt): Take id. Skip and emit debug stmts.
5250 (setup_one_parameter): Remap variable earlier, register debug mapping.
5251 (estimate_num_insns): Skip debug stmts.
5252 (expand_call_inline): Preserve debug_map.
5253 (optimize_inline_calls): Check for no debug_stmts left-overs.
5254 (unsave_expr_now): Preserve debug_map.
5255 (copy_gimple_seq_and_replace_locals): Likewise.
5256 (tree_function_versioning): Check for no debug_stmts left-overs.
5257 Init and destroy debug_map as needed. Split edges unconditionally.
5258 (build_duplicate_type): Init and destroy debug_map as needed.
5259 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5260 (struct copy_body_data): Add debug_stmts and debug_map.
5261 * sched-int.h (struct ready_list): Add n_debug.
5262 (struct deps): Add last_debug_insn.
5263 (DEBUG_INSN_SCHED_P): New.
5264 (BOUNDARY_DEBUG_INSN_P): New.
5265 (SCHEDULE_DEBUG_INSN_P): New.
5266 (sd_iterator_cond): Accept empty list.
5267 * combine.c (create_log_links): Skip debug insns.
5268 (combine_instructions): Likewise.
5269 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5270 return value is always unshared.
5271 (struct rtx_subst_pair): New.
5272 (auto_adjust_pair): New.
5273 (propagate_for_debug_subst): New.
5274 (propagate_for_debug): New.
5275 (try_combine): Skip debug insns. Propagate removed defs into
5277 (next_nonnote_nondebug_insn): New.
5278 (distribute_notes): Use it. Skip debug insns.
5279 (distribute_links): Skip debug insns.
5280 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5281 * resource.c (mark_target_live_regs): Likewise.
5282 * var-tracking.c: Include cselib.h and target.h.
5283 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5285 (micro_operation_type_name): New.
5286 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5287 (struct micro_operation_def): Update comments.
5288 (decl_or_value): New type. Use instead of decls.
5289 (struct emit_note_data_def): Add vars.
5290 (struct attrs_def): Use decl_or_value.
5291 (struct variable_tracking_info_def): Add permp, flooded.
5292 (struct location_chain_def): Update comment.
5293 (struct variable_part_def): Use decl_or_value.
5294 (struct variable_def): Make var_part a variable length array.
5296 (scratch_regs): New.
5297 (cselib_hook_called): New.
5298 (dv_is_decl_p): New.
5299 (dv_is_value_p): New.
5302 (dv_as_opaque): New.
5303 (dv_onepart_p): New.
5305 (IS_DECL_CODE): New.
5306 (check_value_is_not_decl): New.
5307 (dv_from_decl): New.
5308 (dv_from_value): New.
5309 (dv_htab_hash): New.
5310 (variable_htab_hash): Use it.
5311 (variable_htab_eq): Support values.
5312 (variable_htab_free): Free from the right pool.
5313 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5314 (attrs_list_union): Adjust.
5315 (attrs_list_mpdv_union): New.
5316 (tie_break_pointers): New.
5317 (canon_value_cmp): New.
5318 (unshare_variable): Return possibly-modified slot.
5319 (vars_copy_1): Adjust.
5320 (var_reg_decl_set): Adjust. Split out of...
5321 (var_reg_set): ... this.
5322 (get_init_value): Adjust.
5323 (var_reg_delete_and_set): Adjust.
5324 (var_reg_delete): Adjust.
5325 (var_regno_delete): Adjust.
5326 (var_mem_decl_set): Split out of...
5327 (var_mem_set): ... this.
5328 (var_mem_delete_and_set): Adjust.
5329 (var_mem_delete): Adjust.
5333 (variable_union): Adjust. Speed up merge of 1-part vars.
5334 (variable_canonicalize): Use unshared slot.
5335 (VALUED_RECURSED_INTO): New.
5336 (find_loc_in_1pdv): New.
5337 (struct dfset_merge): New.
5338 (insert_into_intersection): New.
5339 (intersect_loc_chains): New.
5341 (canonicalize_loc_order_check): New.
5342 (canonicalize_values_mark): New.
5343 (canonicalize_values_star): New.
5344 (variable_merge_over_cur): New.
5345 (variable_merge_over_src): New.
5346 (dataflow_set_merge): New.
5347 (dataflow_set_equiv_regs): New.
5348 (remove_duplicate_values): New.
5349 (struct dfset_post_merge): New.
5350 (variable_post_merge_new_vals): New.
5351 (variable_post_merge_perm_vals): New.
5352 (dataflow_post_merge_adjust): New.
5353 (find_mem_expr_in_1pdv): New.
5354 (dataflow_set_preserve_mem_locs): New.
5355 (dataflow_set_remove_mem_locs): New.
5356 (dataflow_set_clear_at_call): New.
5357 (onepart_variable_different_p): New.
5358 (variable_different_p): Use it.
5359 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5360 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5362 (track_loc_p): Pass it true.
5363 (struct count_use_info): New.
5364 (find_use_val): New.
5365 (replace_expr_with_values): New.
5367 (use_type): New, partially split out of...
5368 (count_uses): ... this. Count new micro-ops.
5369 (count_uses_1): Adjust.
5370 (count_stores): Adjust.
5371 (count_with_sets): New.
5372 (VAL_NEEDS_RESOLUTION): New.
5373 (VAL_HOLDS_TRACK_EXPR): New.
5374 (VAL_EXPR_IS_COPIED): New.
5375 (VAL_EXPR_IS_CLOBBERED): New.
5376 (add_uses): Adjust. Generate new micro-ops.
5377 (add_uses_1): Adjust.
5378 (add_stores): Generate new micro-ops.
5379 (add_with_sets): New.
5380 (find_src_status): Adjust.
5381 (find_src_set_src): Adjust.
5382 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5383 Handle new micro-ops. Canonicalize value equivalances.
5384 (vt_find_locations): Compute total size of hash tables for
5385 dumping. Perform merge for var-tracking-assignments. Don't
5386 disregard single-block loops.
5387 (dump_attrs_list): Handle decl_or_value.
5388 (dump_variable): Take variable. Deal with decl_or_value.
5389 (dump_variable_slot): New.
5390 (dump_vars): Use it.
5391 (dump_dataflow_sets): Adjust.
5392 (set_slot_part): New, extended to support one-part variables
5393 after splitting out of...
5394 (set_variable_part): ... this.
5395 (clobber_slot_part): New, split out of...
5396 (clobber_variable_part): ... this.
5397 (delete_slot_part): New, split out of...
5398 (delete_variable_part): .... this.
5399 (check_wrap_constant): New.
5400 (vt_expand_loc_callback): New.
5401 (vt_expand_loc): New.
5402 (emit_note_insn_var_location): Adjust. Handle values. Handle
5403 EMIT_NOTE_AFTER_CALL_INSN.
5404 (emit_notes_for_differences_1): Adjust. Handle values.
5405 (emit_notes_for_differences_2): Likewise.
5406 (emit_notes_for_differences): Adjust.
5407 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5408 Adjust. Handle new micro-ops.
5409 (vt_add_function_parameters): Adjust. Create and bind values.
5410 (vt_initialize): Adjust. Initialize scratch_regs and
5411 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5412 operations. Move some code to count_with_sets and add_with_sets.
5413 (delete_debug_insns): New.
5414 (vt_debug_insns_local): New.
5415 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5417 (var_tracking_main): If var-tracking-assignments is enabled
5418 but var-tracking isn't, delete debug insns and leave. Likewise
5419 if we exceed limits or fail the stack adjustments tests, and
5420 after all var-tracking processing.
5421 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5422 (dataflow_set): Add traversed_vars.
5423 (value_chain, const_value_chain): New typedefs.
5424 (value_chain_pool, value_chains): New variables.
5425 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5426 add_value_chains, add_cselib_value_chains, remove_value_chain,
5427 remove_value_chains, remove_cselib_value_chains): New functions.
5428 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5429 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5431 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5432 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5433 (dst_can_be_shared): New variable.
5434 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5435 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5436 different from set->vars, look up slot again instead of using the
5438 (dataflow_set_init): Initialize traversed_vars.
5439 (variable_union): Use shared_hash_*. Use initially NO_INSERT
5440 lookup if set->vars is shared. Don't keep slot cleared before
5441 calling unshare_variable. Unshare set->vars if needed. Adjust
5442 unshare_variable callers. Clear dst_can_be_shared if needed.
5443 Even ->refcount == 1 vars must be unshared if set->vars is shared
5444 and var needs to be modified.
5445 (dataflow_set_union): Set traversed_vars during canonicalization.
5446 (VALUE_CHANGED, DECL_CHANGED): Define.
5447 (set_dv_changed, dv_changed_p): New static inlines.
5448 (track_expr_p): Clear DECL_CHANGED.
5449 (dump_dataflow_sets): Set it.
5450 (variable_was_changed): Call set_dv_changed.
5451 (emit_note_insn_var_location): Likewise.
5452 (changed_variables_stack): New variable.
5453 (check_changed_vars_1, check_changed_vars_2): New functions.
5454 (emit_notes_for_changes): Do nothing if changed_variables is
5455 empty. Traverse changed_variables with check_changed_vars_1,
5456 call check_changed_vars_2 on each changed_variables_stack entry.
5457 (emit_notes_in_bb): Add SET argument. Just clear it at the
5458 beginning, use it instead of local &set, don't destroy it at the end.
5459 (vt_emit_notes): Call dataflow_set_clear early on all
5460 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
5461 computed set, dataflow_set_clear also VTI(bb)->in when we are
5462 done with the basic block. Initialize changed_variables_stack,
5463 free it afterwards. If ENABLE_CHECKING verify that after noting
5464 differences to an empty set value_chains hash table is empty.
5465 (vt_initialize): Initialize value_chains and value_chain_pool.
5466 (vt_finalize): Delete value_chains htab, free value_chain_pool.
5467 (variable_tracking_main): Call dump_dataflow_sets before calling
5468 vt_emit_notes, not after it.
5469 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
5470 (propagate_var_def_into_debug_stmts): Declare.
5471 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
5472 (df_set_note): Reject debug insns.
5473 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
5474 add notes to debug insns.
5475 (df_note_bb_compute): Adjust. Likewise.
5476 (df_simulate_uses): Skip debug insns.
5477 (df_simulate_initialize_backwards): Likewise.
5478 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
5479 (subst_stack_regs_pat): Reject debug insns.
5480 (convert_regs_1): Handle debug insns.
5481 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
5482 (print-rtl.o): Depend on cselib.h.
5483 (cselib.o): Depend on TREE_PASS_H.
5484 (var-tracking.o): Depend on cselib.h and TARGET_H.
5485 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
5486 (init_ready_list): Skip boundary debug insns.
5487 (add_branch_dependences): Skip debug insns.
5488 (free_block_dependencies): Check for blocks with only debug insns.
5489 (compute_priorities): Likewise.
5490 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
5491 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
5493 (gimple_build_debug_bind_stat): New.
5494 (empty_body_p): Skip debug stmts.
5495 (gimple_has_side_effects): Likewise.
5496 (gimple_rhs_has_side_effects): Likewise.
5497 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
5498 (gimple_build_debug_bind_stat): Declare.
5499 (gimple_build_debug_bind): Define.
5500 (is_gimple_debug): New.
5501 (gimple_debug_bind_p): New.
5502 (gimple_debug_bind_get_var): New.
5503 (gimple_debug_bind_get_value): New.
5504 (gimple_debug_bind_get_value_ptr): New.
5505 (gimple_debug_bind_set_var): New.
5506 (gimple_debug_bind_set_value): New.
5507 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
5508 (gimple_debug_bind_reset_value): New.
5509 (gimple_debug_bind_has_value_p): New.
5510 (gsi_next_nondebug): New.
5511 (gsi_prev_nondebug): New.
5512 (gsi_start_nondebug_bb): New.
5513 (gsi_last_nondebug_bb): New.
5514 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
5515 (print_insn): Handle DEBUG_INSN.
5516 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
5517 of first insn prevail.
5518 (first_stmt): Skip debug stmts.
5519 (first_non_label_stmt): Likewise.
5520 (last_stmt): Likewise.
5521 (has_zero_uses_1): New.
5522 (single_imm_use_1): New.
5523 (verify_gimple_debug): New.
5524 (verify_types_in_gimple_stmt): Handle debug stmts.
5525 (verify_stmt): Likewise.
5526 (debug_loop_num): Skip debug stmts.
5527 (remove_edge_and_dominated_blocks): Remove dominators last.
5528 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
5529 (linearize_expr): Likewise.
5530 * config/i386/i386.c (ix86_delegitimize_address): Call
5531 default implementation.
5532 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
5533 (group_barrier_needed): Skip debug insns.
5534 (emit_insn_group_barriers): Likewise.
5535 (emit_all_insn_group_barriers): Likewise.
5536 (ia64_variable_issue): Handle debug insns.
5537 (ia64_dfa_new_cycle): Likewise.
5538 (final_emit_insn_group_barriers): Skip debug insns.
5539 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
5540 def cfa without frame.
5541 (process_set): Likewise.
5542 (process_for_unwind_directive): Pass frame on.
5543 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5544 (rs6000_delegitimize_address): New.
5545 (rs6000_debug_adjust_cost): Handle debug insns.
5546 (is_microcoded_insn): Likewise.
5547 (is_cracked_insn): Likewise.
5548 (is_nonpipeline_insn): Likewise.
5549 (insn_must_be_first_in_group): Likewise.
5550 (insn_must_be_last_in_group): Likewise.
5551 (force_new_group): Likewise.
5552 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
5553 contains only debug insns.
5554 (rtl_merge_blocks): Skip debug insns.
5555 (purge_dead_edges): Likewise.
5556 (rtl_block_ends_with_call_p): Skip debug insns.
5557 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
5558 (mark_reg_dependencies): Skip debug insns.
5559 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
5560 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
5561 * tree-ssa-threadedge.c
5562 (record_temporary_equivalences_from_stmts): Skip debug stmts.
5563 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
5564 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
5565 (copyprop_hardreg_forward_1): Handle debug insns.
5566 * reload1.c (reload): Skip debug insns. Replace unassigned
5567 pseudos in debug insns with their equivalences.
5568 (eliminate_regs_in_insn): Skip debug insns.
5569 (emit_input_reload_insns): Skip debug insns at first, adjust
5571 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
5572 (get_indirect_ref_operands): Pass opf_no_vops on.
5573 (get_expr_operands): Likewise. Skip debug stmts.
5574 (parse_ssa_operands): Scan debug insns with opf_no_vops.
5576 2009-09-01 Richard Henderson <rth@redhat.com>
5578 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
5579 stmt_ends_pp_p statements at least once.
5580 * tree-vrp.c (vrp_initialize): Likewise.
5581 (vrp_visit_stmt): Be prepared for non-interesting stmts.
5583 2009-09-01 Dodji Seketeli <dodji@redhat.com>
5586 Fix AIX bootstrap after PR debug/30161
5587 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
5588 that is a GNU extension.
5589 (tmpl_value_parm_die_table): Move the definition of this global
5590 outside #ifdef DWARF2_DEBUGGING_INFO region.
5592 2009-09-01 Richard Guenther <rguenther@suse.de>
5594 * tree.c (tree_expr_size): New function.
5595 * tree.h (tree_expr_size): Declare.
5596 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
5597 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
5598 * langhooks.c (lhd_expr_size): Remove.
5599 * langhooks.h (struct lang_hooks): Remove expr_size.
5600 * explow.c (expr_size): Use tree_expr_size.
5601 (int_expr_size): Likewise.
5602 * langhooks-def.h (lhd_expr_size): Remove.
5603 (LANG_HOOKS_EXPR_SIZE): Likewise.
5604 (LANG_HOOKS_INITIALIZER): Adjust.
5606 2009-09-01 Richard Guenther <rguenther@suse.de>
5608 * tree-flow.h (mark_addressable): Move declaration ...
5609 * tree.h (mark_addressable): ... here.
5610 * stmt.c (expand_asm_operands): Use mark_addressable, not
5611 lang_hooks.mark_addressable.
5612 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5613 LANG_HOOKS_MARK_ADDRESSABLE.
5614 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
5615 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
5617 2009-08-31 Chris Demetriou <cgd@google.com>
5619 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
5620 vectorize if not TARGET_SSE2.
5622 2009-08-31 DJ Delorie <dj@redhat.com>
5624 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
5625 registers if no coprocessor is enabled.
5627 2009-08-31 Dodji Seketeli <dodji@redhat.com>
5630 * cgraph.h (cgraph_get_node): Declare ...
5631 * cgraph.c (cgraph_get_node): ... new function.
5632 * dwarf2out.c (gen_generic_params_dies,
5633 generic_parameter_die, tree_add_const_value_attribute_for_decl,
5634 make_ith_pack_parameter_name,
5635 append_entry_to_tmpl_value_parm_die_table,
5636 gen_remaining_tmpl_value_param_die_attribute): New functions.
5637 (gen_subprogram_die): Generate debug info for template parameters
5638 if debug info level is higher than DINFO_LEVEL_TERSE.
5639 Use tree_add_const_value_attribute_for_decl instead of
5640 tree_add_const_value_attribute.
5641 (gen_const_die): Use tree_add_const_value_attribute_for_decl
5642 instead of tree_add_const_value_attribute.
5643 (gen_struct_or_union_type_die): Generate debug
5644 info for template parameters if debug info level is higher than
5646 (tree_add_const_value_attribute): Handle integral and pointer
5647 constants. Update comment.
5648 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
5649 (dwarf_attr_name): Support DW_AT_GNU_template_name.
5650 (reference_to_unused): Fix thinko. Remove redundant predicates from
5652 (tree_add_const_value_attribute): Make this work for constant
5654 tree_add_const_value_attribute_for_decl is to be used for variable
5656 (add_location_or_const_value_attribute): Use
5657 tree_add_const_value_attribute_for_decl now.
5658 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
5659 DW_TAG_template_value_param DIEs after function DIEs have been
5661 * langhooks.h (lang_hooks_for_types): Add
5662 get_argument_pack_elems.
5663 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
5664 (lang_hooks): Added get_innermost_generic_parms,
5665 get_innermost_generic_args.
5666 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
5667 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
5668 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
5669 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
5671 2009-08-31 DJ Delorie <dj@redhat.com>
5673 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
5674 it once we start generating the prologue or epilogue.
5675 (mep_call_saves_register): If the frame is locked, re-use
5677 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
5678 (mep_expand_prologue): Call it.
5679 (mep_expand_epilogue): Likewise.
5680 (mep_start_function): Use the same logic as mep_expand_prologue.
5681 (mep_pass_by_reference): Make logic more readable.
5682 (mep_return_in_memory): Zero-sized objects are passed in memory.
5683 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
5685 2009-08-31 Richard Guenther <rguenther@suse.de>
5687 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5688 to query if the memory regions for memmove overlap.
5689 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5690 asserts on pointers, instead deal with odd trees.
5691 (ptr_derefs_may_alias_p): Likewise.
5692 (refs_may_alias_p_1): Constructor bases also never alias.
5694 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
5696 * doc/install.texi (Final install): Adjust reference on where to
5697 order printed manuals.
5699 2009-08-30 Olivier Hainque <hainque@adacore.com>
5701 * dwarf2out.c (switch_to_frame_table_section): Move
5702 definition prior to first use.
5704 2009-08-30 Richard Guenther <rguenther@suse.de>
5706 PR tree-optimization/41186
5707 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
5708 (ao_ref_init_from_ptr_and_size): New function.
5709 (ref_maybe_used_by_call_p_1): Be more precise tracking
5710 used ranges for builtin functions.
5711 (ref_maybe_used_by_call_p): Adjust.
5712 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
5713 ranges for builtin functions.
5714 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
5716 2009-08-30 Alan Modra <amodra@bigpond.net.au>
5719 * fwprop.c (get_reg_use_in): Delete.
5720 (free_load_extend): New function.
5721 (forward_propagate_subreg): Use it.
5723 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
5725 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
5727 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
5730 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
5733 2009-08-29 Douglas B Rupp <rupp@gnat.com>
5735 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
5736 fini or fini_array section.
5738 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5740 * graphite-dependences.c (graphite_legal_transform_bb): Call
5741 pbb_remove_duplicate_pdrs.
5742 * graphite-poly.c (can_collapse_pdr): Removed.
5743 (pdr_find_duplicate): Removed.
5744 (can_collapse_pdrs): New.
5745 (pbb_remove_duplicate_pdrs): New.
5746 (new_poly_dr): Do not look for duplicates.
5747 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
5748 (PBB_PDR_DUPLICATES_REMOVED): New.
5749 (pbb_remove_duplicate_pdrs): Declared.
5751 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5753 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
5754 the strides by multiplying by PDR_NB_REFS.
5755 * graphite-poly.c (can_collapse_pdr): New.
5756 (pdr_find_duplicate): New.
5757 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
5758 Initialize PDR_NB_REFS.
5759 * graphite-poly.h (struct poly_dr): Add field nb_refs.
5761 (new_poly_dr): Number of subscripts is a graphite_dim_t.
5763 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5766 * graphite-poly.c (apply_poly_transforms): Remove legality test before
5769 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5771 * graphite-dependences.c (pddr_original_scattering): Return NULL
5772 for read-read dependence relations.
5773 * graphite-poly.h (enum poly_dr_type): Fix comment.
5776 (pdr_may_write_p): New.
5778 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5780 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
5781 (struct poly_dr): Same.
5782 (new_poly_dr): Same.
5783 * graphite-poly.c (new_poly_dr): Same.
5784 * graphite-dependences.c (dot_deps): Disable call to system.
5786 2009-08-28 Cary Coutant <ccoutant@google.com>
5789 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
5790 struct/union/enum types local to a function.
5792 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5793 Sebastian Pop <sebastian.pop@amd.com>
5795 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
5796 pbb_strip_mine_time_depth. Changed the implementation so that
5797 transformation is expressed as a transformation on
5798 time (scatttering) dimensions. Also, ensures that the 2d+1
5799 scheduling format is preserved.
5800 (pbb_strip_mine_profitable_p): Profitability is based on the
5801 iteration number of a given time (scattering) dimension,
5802 and not on a original loop depth dimension.
5803 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
5804 (pbb_do_strip_mine): Call psct_dynamic_dim.
5805 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
5806 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
5807 (pbb_nb_dynamic_scattering_transform): New.
5808 (psct_dynamic_dim): New.
5810 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5812 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5813 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5814 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
5815 * graphite-interchange.c (build_linearized_memory_access): Same.
5816 (memory_stride_in_loop): Same.
5818 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5820 * graphite-dependences.c (pddr_original_scattering): New.
5821 (graphite_legal_transform_dr): Call pddr_original_scattering.
5824 * graphite-dependences.h (dot_deps): Declared.
5825 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
5826 (print_pdr): Print PDR_ID.
5827 * graphite-poly.h (struct poly_dr): Add field id.
5830 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
5832 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5834 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
5835 not delete the original dependence relation.
5837 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5839 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
5840 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
5841 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
5842 (free_poly_ddr): New.
5843 (pddr_is_empty): New.
5844 (dependence_polyhedron_1): Now returns a poly_ddr_p.
5845 (dependence_polyhedron): Same. Remove useless gcc_assert.
5847 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
5848 (graphite_carried_dependence_level_k): Call pddr_is_empty.
5849 * graphite-dependences.h (enum poly_dependence_kind): New.
5850 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
5851 (PDRP_SOURCE): Renamed PDDR_SOURCE.
5852 (PDRP_SINK): Renamed PDDR_SINK.
5853 (PDRP_DDP): Renamed PDDR_DDP.
5855 (free_poly_ddr): Declared.
5856 * graphite-poly.c (new_scop): Use the new hash function names.
5857 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
5858 into original_pddrs.
5859 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
5861 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5863 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
5864 bounds with LT_EXPR to make niter analysis more precise on code
5865 generated by Graphite.
5867 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5869 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
5870 (graphite_legal_transform_bb): Same.
5871 (poly_drs_may_alias_p): Same.
5873 2009-08-28 Richard Guenther <rguenther@suse.de>
5875 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
5877 2009-08-28 Jan Beulich <jbeulich@novell.com>
5879 * config/i386/netware.c: Include langhooks.h.
5880 (i386_nlm_encode_section_info): Simplify.
5881 (netware_override_options): Delete.
5882 * config/i386/netware.h (netware_override_options): Delete
5884 (OVERRIDE_OPTIONS): Delete definition.
5885 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5886 (ASM_COMMENT_START): Define.
5887 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
5889 2009-08-28 Jan Beulich <jbeulich@novell.com>
5891 * configure.ac: For in-tree ld, do a plain version check to
5892 determine whether comdat groups are supported.
5893 * configure: Regenerate.
5895 2009-08-28 Olivier Hainque <hainque@adacore.com>
5897 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
5898 always defined. Reflect definition or absence of such for
5899 COLLECT_EXPORT_LIST. Readability helper.
5900 (scanfilter): New enum, to help control what symbols
5901 are to be considered or ignored by scan_prog_file.
5902 (enum pass): Rename as "scanpass", moved together with scanfilter
5903 prior to scan_prog_file's prototype.
5904 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
5905 Group prototype with the scanpass/scanfilter definitions, factorize
5906 head comments for the several implementations at the prototype.
5907 (main): Reorganize the first pass link control to let AIX
5908 drag only the needed frame tables in executables. Prevent
5909 frame tables collection during the scan aimed at static ctors.
5910 Pre-link and scan for frame tables later to compensate.
5911 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
5912 A C statement to issue assembly directives that create a reference
5913 to the given DWARF table identifier label from the current function
5915 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
5916 to differentiate first time section entry. Only emit a .data
5917 tables start identifier label the first time around.
5918 (switch_to_frame_table_section): New function. Helper for
5919 output_call_frame_info to switch possibly BACK into the eh_frame
5920 or the debug_frame section depending on FOR_EH.
5921 (output_call_frame_info): Use helper to first enter the proper
5923 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
5924 emit a link to the frame table start label from each function
5926 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
5927 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
5928 * config/rs6000/rs6000-protos.h: Declare it.
5929 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
5931 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
5933 * config/sh/sh.c (split_branches): Check the result of
5936 2009-08-27 Steve Ellcey <sje@cup.hp.com>
5938 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
5939 using -pthread -fopenmp
5941 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
5943 * doc/service.texi (service directory): Update URL.
5945 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
5947 PR rtl-optimization/40861
5948 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
5949 extract word from a multi-word subreg for negative byte positions.
5951 2009-08-27 Tristan Gingold <gingold@adacore.com>
5952 Douglas B Rupp <rupp@gnat.com>
5954 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
5955 (SECTION_VMS_OVERLAY): Define.
5956 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
5958 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
5960 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
5961 common_object declarations.
5962 (ia64_section_type_flags): Set section flag for common_object.
5963 * config/ia64/ia64-protos.h
5964 (ia64_vms_output_aligned_decl_common): Declare.
5965 (ia64_vms_elf_asm_named_section): Declare.
5967 2009-08-27 Michael Matz <matz@suse.de>
5969 * expr.c (expand_expr_real_2): New function taking exploded
5970 unary or binary expression, split out from ...
5971 (expand_expr_real_1): ... here. Move over all unary/binary
5972 switch parts to above function, in particular these codes:
5973 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
5974 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
5975 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
5976 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
5977 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
5978 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
5979 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
5980 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
5981 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
5982 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
5983 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
5984 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
5985 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
5986 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
5987 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
5988 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
5989 VEC_PACK_FIX_TRUNC_EXPR.
5990 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
5993 2009-08-27 Richard Guenther <rguenther@suse.de>
5995 * gengtype.c (main): Handle uint64_t.
5996 * ipa-utils.c (get_base_var): Indent properly.
5997 * tree-ssa-live.c (debug_scope_block): New function.
5998 * tree-flow.h (debug_scope_block): Declare.
5999 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6000 * basic-block.h (enum profile_status): Rename to
6001 enum profile_status_d.
6002 (x_profile_status): Adjust type.
6004 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6007 * dwarf2out.c (get_context_die): Declare this static function.
6008 (gen_type_die_with_usage): Make sure a DIE is a generated for
6009 the context of a typedef.
6011 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6013 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6016 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6018 * config/mips/mips-protos.h (mips_output_sync): Declare.
6019 (mips_sync_loop_insns): Likewise.
6020 (mips_output_sync_loop): Replace first two parameters with an rtx.
6021 * config/mips/mips.c (mips_multi_member): New structure.
6022 (mips_multi_members): New variable.
6023 (mips_multi_start): New function.
6024 (mips_multi_add): Likewise.
6025 (mips_multi_add_insn): Likewise.
6026 (mips_multi_add_label): Likewise.
6027 (mips_multi_last_index): Likewise.
6028 (mips_multi_copy_insn): Likewise.
6029 (mips_multi_set_operand): Likewise.
6030 (mips_multi_write): Likewise.
6031 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6032 (mips_init_print_operand_punct): Update accordingly.
6033 (mips_start_ll_sc_sync_block): New function.
6034 (mips_end_ll_sc_sync_block): Likewise.
6035 (mips_output_sync): Likewise.
6036 (mips_sync_insn1_template): Likewise.
6037 (mips_sync_insn2_template): Likewise.
6038 (mips_get_sync_operand): Likewise.
6039 (mips_process_sync_loop): Likewise.
6040 (mips_output_sync_loop): Use mips_process_sync_loop.
6041 (mips_sync_loop_insns): New function.
6042 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6043 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6044 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6045 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6046 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6047 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6048 (MIPS_SYNC_OLD_OP_12): Likewise.
6049 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6050 (MIPS_SYNC_NEW_OP_12): Likewise.
6051 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6052 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6053 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6054 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6055 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6056 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6057 * config/mips/mips.md (sync_mem): New attribute.
6058 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6059 (sync_exclusive_mask, sync_required_oldval): Likewise.
6060 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6061 (sync_release_barrier): Likewise.
6062 (length): Handle sync loops.
6063 (sync): Use mips_output_sync.
6064 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6065 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6066 and use mips_output_sync_loop.
6067 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6068 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6069 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6070 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6071 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6072 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6073 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6074 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6075 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6077 2009-08-26 Richard Guenther <rguenther@suse.de>
6080 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6081 the types to not match.
6082 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6084 * tree-ssa.c (useless_type_conversion_p): Conversions to
6085 pointers to unprototyped functions are useless.
6087 2009-08-26 Richard Guenther <rguenther@suse.de>
6089 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6090 whole-program condition, prepare to be called for non-globals.
6091 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6092 params build a representative with known type and track its fields.
6094 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6096 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6097 clearing by a taken branch.
6098 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6099 effectively after bbro pass.
6100 (sync_nand<mode>): Ditto.
6101 (sync_old_<fetchop_name><mode>): Ditto.
6102 (sync_old_nand<mode>): Ditto.
6103 (sync_new_<fetchop_name><mode>): Dito.
6104 (sync_new_nand<mode>): Ditto.
6105 (sync_compare_and_swap<mode>_1): Ditto.
6106 (*sync_compare_and_swap<mode>): Ditto.
6107 (sync_lock_test_and_set<mode>_1): Ditto.
6108 ("sync_lock_test_and_set<mode>): Ditto.
6110 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6112 * hwint.h (HOST_LONG_FORMAT): New macro
6113 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6114 Use HOST_PTR_PRINTF.
6115 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6116 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6117 (HOST_PTR_PRINTF): Document.
6119 2009-08-25 Jan Hubicka <jh@suse.cz>
6121 * config/i386/bmmintrin.h: Replace by #error.
6124 Michael Meissner <michael.meissner@amd.com>
6125 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6126 Tony Linthicum <tony.linthicum@amd.com>
6128 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6129 (TARGET_ROUND): New macro for the round/ptest instructions which
6130 are shared between SSE4.1 and SSE5.
6131 (OPTION_MASK_ISA_ROUND): Ditto.
6132 (OPTION_ISA_ROUND): Ditto.
6133 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6134 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6136 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6137 (-mfused-madd): New switch to give users control over whether the
6138 compiler optimizes to use the multiply/add SSE5 instructions.
6140 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6141 (ix86_handle_option): Turn off 3dnow if -msse5.
6142 (override_options): Add SSE5 support.
6143 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6145 (ix86_expand_sse_movcc): Add SSE5 support.
6146 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6147 vector type to the next largest size.
6148 (ix86_expand_sse5_pack): New function to use pperm to pack a
6149 vector type to the next smallest size.
6150 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6151 (IX86_BUILTIN_FMADDSD): Ditto.
6152 (IX86_BUILTIN_FMADDPS): Ditto.
6153 (IX86_BUILTIN_FMADDPD): Ditto.
6154 (IX86_BUILTIN_FMSUBSS): Ditto.
6155 (IX86_BUILTIN_FMSUBSD): Ditto.
6156 (IX86_BUILTIN_FMSUBPS): Ditto.
6157 (IX86_BUILTIN_FMSUBPD): Ditto.
6158 (IX86_BUILTIN_FNMADDSS): Ditto.
6159 (IX86_BUILTIN_FNMADDSD): Ditto.
6160 (IX86_BUILTIN_FNMADDPS): Ditto.
6161 (IX86_BUILTIN_FNMADDPD): Ditto.
6162 (IX86_BUILTIN_FNMSUBSS): Ditto.
6163 (IX86_BUILTIN_FNMSUBSD): Ditto.
6164 (IX86_BUILTIN_FNMSUBPS): Ditto.
6165 (IX86_BUILTIN_FNMSUBPD): Ditto.
6166 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6167 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6168 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6169 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6170 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6171 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6172 (IX86_BUILTIN_PPERM): Ditto.
6173 (IX86_BUILTIN_PERMPS): Ditto.
6174 (IX86_BUILTIN_PERMPD): Ditto.
6175 (IX86_BUILTIN_PMACSSWW): Ditto.
6176 (IX86_BUILTIN_PMACSWW): Ditto.
6177 (IX86_BUILTIN_PMACSSWD): Ditto.
6178 (IX86_BUILTIN_PMACSWD): Ditto.
6179 (IX86_BUILTIN_PMACSSDD): Ditto.
6180 (IX86_BUILTIN_PMACSDD): Ditto.
6181 (IX86_BUILTIN_PMACSSDQL): Ditto.
6182 (IX86_BUILTIN_PMACSSDQH): Ditto.
6183 (IX86_BUILTIN_PMACSDQL): Ditto.
6184 (IX86_BUILTIN_PMACSDQH): Ditto.
6185 (IX86_BUILTIN_PMADCSSWD): Ditto.
6186 (IX86_BUILTIN_PMADCSWD): Ditto.
6187 (IX86_BUILTIN_PHADDBW): Ditto.
6188 (IX86_BUILTIN_PHADDBD): Ditto.
6189 (IX86_BUILTIN_PHADDBQ): Ditto.
6190 (IX86_BUILTIN_PHADDWD): Ditto.
6191 (IX86_BUILTIN_PHADDWQ): Ditto.
6192 (IX86_BUILTIN_PHADDDQ): Ditto.
6193 (IX86_BUILTIN_PHADDUBW): Ditto.
6194 (IX86_BUILTIN_PHADDUBD): Ditto.
6195 (IX86_BUILTIN_PHADDUBQ): Ditto.
6196 (IX86_BUILTIN_PHADDUWD): Ditto.
6197 (IX86_BUILTIN_PHADDUWQ): Ditto.
6198 (IX86_BUILTIN_PHADDUDQ): Ditto.
6199 (IX86_BUILTIN_PHSUBBW): Ditto.
6200 (IX86_BUILTIN_PHSUBWD): Ditto.
6201 (IX86_BUILTIN_PHSUBDQ): Ditto.
6202 (IX86_BUILTIN_PROTB): Ditto.
6203 (IX86_BUILTIN_PROTW): Ditto.
6204 (IX86_BUILTIN_PROTD): Ditto.
6205 (IX86_BUILTIN_PROTQ): Ditto.
6206 (IX86_BUILTIN_PROTB_IMM): Ditto.
6207 (IX86_BUILTIN_PROTW_IMM): Ditto.
6208 (IX86_BUILTIN_PROTD_IMM): Ditto.
6209 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6210 (IX86_BUILTIN_PSHLB): Ditto.
6211 (IX86_BUILTIN_PSHLW): Ditto.
6212 (IX86_BUILTIN_PSHLD): Ditto.
6213 (IX86_BUILTIN_PSHLQ): Ditto.
6214 (IX86_BUILTIN_PSHAB): Ditto.
6215 (IX86_BUILTIN_PSHAW): Ditto.
6216 (IX86_BUILTIN_PSHAD): Ditto.
6217 (IX86_BUILTIN_PSHAQ): Ditto.
6218 (IX86_BUILTIN_FRCZSS): Ditto.
6219 (IX86_BUILTIN_FRCZSD): Ditto.
6220 (IX86_BUILTIN_FRCZPS): Ditto.
6221 (IX86_BUILTIN_FRCZPD): Ditto.
6222 (IX86_BUILTIN_CVTPH2PS): Ditto.
6223 (IX86_BUILTIN_CVTPS2PH): Ditto.
6224 (IX86_BUILTIN_COMEQSS): Ditto.
6225 (IX86_BUILTIN_COMNESS): Ditto.
6226 (IX86_BUILTIN_COMLTSS): Ditto.
6227 (IX86_BUILTIN_COMLESS): Ditto.
6228 (IX86_BUILTIN_COMGTSS): Ditto.
6229 (IX86_BUILTIN_COMGESS): Ditto.
6230 (IX86_BUILTIN_COMUEQSS): Ditto.
6231 (IX86_BUILTIN_COMUNESS): Ditto.
6232 (IX86_BUILTIN_COMULTSS): Ditto.
6233 (IX86_BUILTIN_COMULESS): Ditto.
6234 (IX86_BUILTIN_COMUGTSS): Ditto.
6235 (IX86_BUILTIN_COMUGESS): Ditto.
6236 (IX86_BUILTIN_COMORDSS): Ditto.
6237 (IX86_BUILTIN_COMUNORDSS): Ditto.
6238 (IX86_BUILTIN_COMFALSESS): Ditto.
6239 (IX86_BUILTIN_COMTRUESS): Ditto.
6240 (IX86_BUILTIN_COMEQSD): Ditto.
6241 (IX86_BUILTIN_COMNESD): Ditto.
6242 (IX86_BUILTIN_COMLTSD): Ditto.
6243 (IX86_BUILTIN_COMLESD): Ditto.
6244 (IX86_BUILTIN_COMGTSD): Ditto.
6245 (IX86_BUILTIN_COMGESD): Ditto.
6246 (IX86_BUILTIN_COMUEQSD): Ditto.
6247 (IX86_BUILTIN_COMUNESD): Ditto.
6248 (IX86_BUILTIN_COMULTSD): Ditto.
6249 (IX86_BUILTIN_COMULESD): Ditto.
6250 (IX86_BUILTIN_COMUGTSD): Ditto.
6251 (IX86_BUILTIN_COMUGESD): Ditto.
6252 (IX86_BUILTIN_COMORDSD): Ditto.
6253 (IX86_BUILTIN_COMUNORDSD): Ditto.
6254 (IX86_BUILTIN_COMFALSESD): Ditto.
6255 (IX86_BUILTIN_COMTRUESD): Ditto.
6256 (IX86_BUILTIN_COMEQPS): Ditto.
6257 (IX86_BUILTIN_COMNEPS): Ditto.
6258 (IX86_BUILTIN_COMLTPS): Ditto.
6259 (IX86_BUILTIN_COMLEPS): Ditto.
6260 (IX86_BUILTIN_COMGTPS): Ditto.
6261 (IX86_BUILTIN_COMGEPS): Ditto.
6262 (IX86_BUILTIN_COMUEQPS): Ditto.
6263 (IX86_BUILTIN_COMUNEPS): Ditto.
6264 (IX86_BUILTIN_COMULTPS): Ditto.
6265 (IX86_BUILTIN_COMULEPS): Ditto.
6266 (IX86_BUILTIN_COMUGTPS): Ditto.
6267 (IX86_BUILTIN_COMUGEPS): Ditto.
6268 (IX86_BUILTIN_COMORDPS): Ditto.
6269 (IX86_BUILTIN_COMUNORDPS): Ditto.
6270 (IX86_BUILTIN_COMFALSEPS): Ditto.
6271 (IX86_BUILTIN_COMTRUEPS): Ditto.
6272 (IX86_BUILTIN_COMEQPD): Ditto.
6273 (IX86_BUILTIN_COMNEPD): Ditto.
6274 (IX86_BUILTIN_COMLTPD): Ditto.
6275 (IX86_BUILTIN_COMLEPD): Ditto.
6276 (IX86_BUILTIN_COMGTPD): Ditto.
6277 (IX86_BUILTIN_COMGEPD): Ditto.
6278 (IX86_BUILTIN_COMUEQPD): Ditto.
6279 (IX86_BUILTIN_COMUNEPD): Ditto.
6280 (IX86_BUILTIN_COMULTPD): Ditto.
6281 (IX86_BUILTIN_COMULEPD): Ditto.
6282 (IX86_BUILTIN_COMUGTPD): Ditto.
6283 (IX86_BUILTIN_COMUGEPD): Ditto.
6284 (IX86_BUILTIN_COMORDPD): Ditto.
6285 (IX86_BUILTIN_COMUNORDPD): Ditto.
6286 (IX86_BUILTIN_COMFALSEPD): Ditto.
6287 (IX86_BUILTIN_COMTRUEPD): Ditto.
6288 (IX86_BUILTIN_PCOMEQUB): Ditto.
6289 (IX86_BUILTIN_PCOMNEUB): Ditto.
6290 (IX86_BUILTIN_PCOMLTUB): Ditto.
6291 (IX86_BUILTIN_PCOMLEUB): Ditto.
6292 (IX86_BUILTIN_PCOMGTUB): Ditto.
6293 (IX86_BUILTIN_PCOMGEUB): Ditto.
6294 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6295 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6296 (IX86_BUILTIN_PCOMEQUW): Ditto.
6297 (IX86_BUILTIN_PCOMNEUW): Ditto.
6298 (IX86_BUILTIN_PCOMLTUW): Ditto.
6299 (IX86_BUILTIN_PCOMLEUW): Ditto.
6300 (IX86_BUILTIN_PCOMGTUW): Ditto.
6301 (IX86_BUILTIN_PCOMGEUW): Ditto.
6302 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6303 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6304 (IX86_BUILTIN_PCOMEQUD): Ditto.
6305 (IX86_BUILTIN_PCOMNEUD): Ditto.
6306 (IX86_BUILTIN_PCOMLTUD): Ditto.
6307 (IX86_BUILTIN_PCOMLEUD): Ditto.
6308 (IX86_BUILTIN_PCOMGTUD): Ditto.
6309 (IX86_BUILTIN_PCOMGEUD): Ditto.
6310 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6311 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6312 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6313 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6314 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6315 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6316 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6317 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6318 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6319 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6320 (IX86_BUILTIN_PCOMEQB): Ditto.
6321 (IX86_BUILTIN_PCOMNEB): Ditto.
6322 (IX86_BUILTIN_PCOMLTB): Ditto.
6323 (IX86_BUILTIN_PCOMLEB): Ditto.
6324 (IX86_BUILTIN_PCOMGTB): Ditto.
6325 (IX86_BUILTIN_PCOMGEB): Ditto.
6326 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6327 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6328 (IX86_BUILTIN_PCOMEQW): Ditto.
6329 (IX86_BUILTIN_PCOMNEW): Ditto.
6330 (IX86_BUILTIN_PCOMLTW): Ditto.
6331 (IX86_BUILTIN_PCOMLEW): Ditto.
6332 (IX86_BUILTIN_PCOMGTW): Ditto.
6333 (IX86_BUILTIN_PCOMGEW): Ditto.
6334 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6335 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6336 (IX86_BUILTIN_PCOMEQD): Ditto.
6337 (IX86_BUILTIN_PCOMNED): Ditto.
6338 (IX86_BUILTIN_PCOMLTD): Ditto.
6339 (IX86_BUILTIN_PCOMLED): Ditto.
6340 (IX86_BUILTIN_PCOMGTD): Ditto.
6341 (IX86_BUILTIN_PCOMGED): Ditto.
6342 (IX86_BUILTIN_PCOMFALSED): Ditto.
6343 (IX86_BUILTIN_PCOMTRUED): Ditto.
6344 (IX86_BUILTIN_PCOMEQQ): Ditto.
6345 (IX86_BUILTIN_PCOMNEQ): Ditto.
6346 (IX86_BUILTIN_PCOMLTQ): Ditto.
6347 (IX86_BUILTIN_PCOMLEQ): Ditto.
6348 (IX86_BUILTIN_PCOMGTQ): Ditto.
6349 (IX86_BUILTIN_PCOMGEQ): Ditto.
6350 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6351 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6352 (enum multi_arg_type): New enum for describing the various SSE5
6353 intrinsic argument types.
6354 (bdesc_multi_arg): New table for SSE5 intrinsics.
6355 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6356 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6358 (ix86_expand_builtin): Add SSE5 intrinsic support.
6359 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6360 operand instructions.
6361 (ix86_expand_sse5_multiple_memory): New function to split the
6362 second memory reference from SSE5 instructions.
6363 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6364 (ix86_return_pops_args): Use stdarg_p to determine if the function
6365 has variable arguments.
6366 (ix86_setup_incoming_varargs): Ditto.
6367 (x86_this_parameter): Ditto.
6369 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6371 (ix86_expand_sse5_pack): Ditto.
6372 (ix86_sse5_valid_op_p): Ditto.
6373 (ix86_expand_sse5_multiple_memory): Ditto.
6375 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6376 constant for SSE5 support.
6377 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6378 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6379 (UNSPEC_SSE5_PERMUTE): Ditto.
6380 (UNSPEC_SSE5_ASHIFT): Ditto.
6381 (UNSPEC_SSE5_LSHIFT): Ditto.
6382 (UNSPEC_FRCZ): Ditto.
6383 (UNSPEC_CVTPH2PS): Ditto.
6384 (UNSPEC_CVTPS2PH): Ditto.
6385 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6387 (COM_FALSE_S): Ditto.
6388 (COM_FALSE_P): Ditto.
6389 (COM_TRUE_S): Ditto.
6390 (COM_TRUE_P): Ditto.
6391 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6392 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6394 (memory attribute): Ditto.
6395 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6396 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6397 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6398 (floor<mode>2): Ditto.
6399 (ceil<mode>2): Ditto.
6400 (btrunc<mode>2): Ditto.
6401 (nearbyintdf2): Ditto.
6402 (nearbyintsf2): Ditto.
6403 (sse_setccsf): Disable if SSE5.
6404 (sse_setccdf): Ditto.
6405 (sse5_setcc<mode>): New support for SSE5 conditional move.
6406 (sse5_pcmov_<mode>): Ditto.
6408 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6410 (SSEMODEF2P): Ditto.
6411 (ssemodesuffixf4): New mode attribute for SSE5.
6412 (ssemodesuffixf2s): Ditto.
6413 (ssemodesuffixf2c): Ditto.
6414 (sserotatemax): Ditto.
6415 (ssescalarmode): Ditto.
6416 (sse_maskcmpv4sf3): Disable if SSE5.
6417 (sse_maskcmpv2df3): Ditto.
6418 (sse_vmmaskcmpv4sf3): Ditto.
6419 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6420 (sse5_vmfmadd<mode>4): Ditto.
6421 (sse5_fmsub<mode>4): Ditto.
6422 (sse5_vmfmsub<mode>4): Ditto.
6423 (sse5_fnmadd<mode>4): Ditto.
6424 (sse5_vmfnmadd<mode>4): Ditto.
6425 (sse5_fnmsub<mode>4): Ditto.
6426 (sse5_vmfnmsub<mode>4): Ditto.
6427 (sse5i_fmadd<mode>4): Ditto.
6428 (sse5i_fmsub<mode>4): Ditto.
6429 (sse5i_fnmadd<mode>4): Ditto.
6430 (sse5i_fnmsub<mode>4): Ditto.
6431 (sse5i_vmfmadd<mode>4): Ditto.
6432 (sse5i_vmfmsub<mode>4): Ditto.
6433 (sse5i_vmfnmadd<mode>4): Ditto.
6434 (sse5i_vmfnmsub<mode>4): Ditto.
6435 (mulv16qi3): Add SSE5 support.
6437 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6438 (sse2_mulv4si3): Disable if SSE5.
6439 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6440 (sse4_1_roundps): Ditto.
6441 (sse4_1_roundsd): Ditto.
6442 (sse4_1_roundss): Ditto.
6443 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6445 (sse_maskcmpsf3): Ditto.
6446 (sse_vmmaskcmpv4sf3): Ditto.
6447 (sse2_maskcmpv2df3): Ditto.
6448 (sse2_maskcmpdf3): Ditto.
6449 (sse2_vmmaskcmpv2df3): Ditto.
6450 (sse2_eq<mode>3): Ditto.
6451 (sse2_gt<mode>3): Ditto.
6452 (sse5_pcmov_<mode>): Add SSE5 support.
6453 (vec_unpacku_hi_v16qi): Ditto.
6454 (vec_unpacks_hi_v16qi): Ditto.
6455 (vec_unpacku_lo_v16qi): Ditto.
6456 (vec_unpacks_lo_v16qi): Ditto.
6457 (vec_unpacku_hi_v8hi): Ditto.
6458 (vec_unpacks_hi_v8hi): Ditto.
6459 (vec_unpacku_lo_v8hi): Ditto.
6460 (vec_unpacks_lo_v8hi): Ditto.
6461 (vec_unpacku_hi_v4si): Ditto.
6462 (vec_unpacks_hi_v4si): Ditto.
6463 (vec_unpacku_lo_v4si): Ditto.
6464 (vec_unpacks_lo_v4si): Ditto.
6465 (sse5_pmacsww): New SSE5 intrinsic insn.
6466 (sse5_pmacssww): Ditto.
6467 (sse5_pmacsdd): Ditto.
6468 (sse5_pmacssdd): Ditto.
6469 (sse5_pmacssdql): Ditto.
6470 (sse5_pmacssdqh): Ditto.
6471 (sse5_pmacsdqh): Ditto.
6472 (sse5_pmacsswd): Ditto.
6473 (sse5_pmacswd): Ditto.
6474 (sse5_pmadcsswd): Ditto.
6475 (sse5_pmadcswd): Ditto.
6476 (sse5_pcmov_<move>): Conditional move support on SSE5.
6477 (sse5_phaddbw): New SSE5 intrinsic insn.
6478 (sse5_phaddbd): Ditto.
6479 (sse5_phaddbq): Ditto.
6480 (sse5_phaddwd): Ditto.
6481 (sse5_phaddwq): Ditto.
6482 (sse5_phadddq): Ditto.
6483 (sse5_phaddubw): Ditto.
6484 (sse5_phaddubd): Ditto.
6485 (sse5_phaddubq): Ditto.
6486 (sse5_phadduwd): Ditto.
6487 (sse5_phadduwq): Ditto.
6488 (sse5_phaddudq): Ditto.
6489 (sse5_phsubbw): Ditto.
6490 (sse5_phsubwd): Ditto.
6491 (sse5_phsubdq): Ditto.
6492 (sse5_pperm): Ditto.
6493 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6494 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6495 (sse5_pperm_sign_v8hi_v4si): Ditto.
6496 (sse5_pperm_zero_v8hi_v4si): Ditto.
6497 (sse5_pperm_sign_v4si_v2di): Ditto.
6498 (sse5_pperm_sign_v4si_v2di): Ditto.
6499 (sse5_pperm_pack_v2di_v4si): Ditto.
6500 (sse5_pperm_pack_v4si_v8hi): Ditto.
6501 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6502 (sse5_perm<mode>): New SSE5 intrinsic insn.
6503 (rotl<mode>3): Ditto.
6504 (sse5_rotl<mode>3): Ditto.
6505 (sse5_ashl<mode>3): Ditto.
6506 (sse5_lshl<mode>3): Ditto.
6507 (sse5_frcz<mode>2): Ditto.
6508 (sse5s_frcz<mode>2): Ditto.
6509 (sse5_cvtph2ps): Ditto.
6510 (sse5_cvtps2ph): Ditto.
6511 (sse5_vmmaskcmp<mode>3): Ditto.
6512 (sse5_com_tf<mode>3): Ditto.
6513 (sse5_maskcmp<mode>3): Ditto.
6514 (sse5_maskcmp_uns<mode>3): Ditto.
6515 (sse5_maskcmp_uns2<mode>3): Ditto.
6516 (sse5_pcom_tf<mode>3): Ditto.
6518 * config/i386/predicates.md (sse5_comparison_float_operator):
6519 New predicate to match the comparison operators supported by
6520 the SSE5 com instruction.
6521 (ix86_comparison_int_operator): New predicate to match just the
6522 signed int comparisons.
6523 (ix86_comparison_uns_operator): New predicate to match just the
6524 unsigned int comparisons.
6526 * doc/invoke.texi (-msse5): Add documentation.
6527 (-mfused-madd): Ditto.
6529 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6531 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6533 (x86_64-*-*): Ditto.
6535 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6537 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6538 intrinisics for SSE5.
6540 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6543 * config/i386/mmintrin-common.h: New file, to contain common
6544 instructions between SSE4.1 and SSE5.
6546 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6547 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6548 (gen_regparm_prefix): Ditto.
6550 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6551 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6552 prototype_p to determine if a function is prototyped.
6554 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
6556 * c-common.c (c_common_reswords) add the alignof keyword,
6557 with same RID as __alignof and __alignof__
6559 2009-08-25 Anatoly Sokolov <aesok@post.ru>
6561 * hooks.h (hook_bool_const_int_const_int_true): Declare.
6562 * hooks.c (hook_bool_const_int_const_int_true): New function.
6563 * target.h (struct gcc_target): Add can_eliminate field.
6564 * target-def.h (TARGET_CAN_ELIMINATE): Define.
6565 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
6566 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
6567 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
6568 (elim_table): Revise comment.
6569 * system.h (CAN_ELIMINATE): Poison.
6570 * defaults.h (CAN_ELIMINATE): Remove.
6571 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
6573 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
6574 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
6576 (alpha_vms_can_eliminate): Declare as static, change return type to
6578 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
6580 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
6581 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
6582 (arm_can_eliminate): New function.
6584 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
6585 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
6586 (avr_can_eliminate): Declare as static.
6587 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
6589 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
6590 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
6591 (bfin_can_eliminate): New function.
6593 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
6594 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
6595 (crx_can_eliminate): New function.
6597 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
6598 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
6599 (fr30_can_eliminate): New function.
6601 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
6602 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
6603 (frv_can_eliminate): New function.
6605 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
6606 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
6607 (h8300_can_eliminate): New function.
6609 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
6610 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
6611 (i386_can_eliminate): Declare as static, change return type to bool.
6612 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
6614 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
6615 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
6616 (ia64_can_eliminate): New function.
6618 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
6619 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
6620 (iq2000_can_eliminate): New function.
6622 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
6623 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
6624 (m32r_can_eliminate): New function.
6626 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
6627 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
6628 (m68hc11_can_eliminate): New function.
6630 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
6631 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
6632 (m68k_can_eliminate): New function.
6634 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
6635 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
6636 (mep_can_eliminate): New function.
6638 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
6639 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
6640 (mips_can_eliminate): New function.
6642 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
6643 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
6644 (rs6000_can_eliminate): New function.
6646 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
6647 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
6648 (s390_can_eliminate): Declare as static.
6649 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
6651 * config/score/score.h (CAN_ELIMINATE): Remove macro.
6652 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
6653 (score_can_eliminate): New function.
6655 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
6656 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
6657 (sparc_can_eliminate): Declare as static.
6658 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
6660 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
6661 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
6662 (xstormy16_can_eliminate): New function.
6664 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
6665 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
6666 (v850_can_eliminate): New function.
6668 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
6670 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
6671 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
6672 (*movdfcc_ext[1234]): Disable for IEEE mode.
6674 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
6676 * gimplify.c (prepare_gimple_addressable): New static function.
6677 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
6679 (gimplify_addr_expr): Invoke it similarly on the operand instead of
6680 manually fiddling with it.
6682 2009-08-25 Michael Matz <matz@suse.de>
6684 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
6685 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
6687 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
6688 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
6689 (do_jump): Split out code for simple binary comparisons into ...
6690 (do_jump_1): ... this, taking the individual operands and code.
6691 Change callers to helper function above accordingly.
6692 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
6695 2009-08-25 Michael Matz <matz@suse.de>
6697 * expr.h (struct separate_ops, sepops): New type for passing
6698 around an exploded simple expression.
6699 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
6700 Use this structure instead of expression tree.
6701 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
6702 expression, only its type.
6703 (expand_vec_cond_expr): Take type and individual operands instead
6705 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
6706 expand_vec_shift_expr): Change prototype accordingly.
6707 * tree-vect-stmts.c (vectorizable_condition): Change call of
6708 expand_vec_cond_expr_p to pass only type.
6709 * expr.c (do_store_flags): Change prototype and implementation
6710 to take an exploded expression.
6711 (expand_expr_real_1): New local ops initialized with details
6712 of the full expression. Use it instead of full
6713 expression in calls to do_store_flags, expand_vec_cond_expr,
6714 expand_widen_pattern_expr and expand_vec_shift_expr.
6716 2009-08-25 Michael Matz <matz@suse.de>
6718 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
6719 treeop2 initialized with first three operands of the full expression.
6720 Substitute all TREE_OPERAND (exp, [012]) calls with them.
6722 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
6724 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
6725 (__gthread_objc_condition_allocate): Mark arguments as unused.
6726 (__gthread_objc_condition_deallocate): Likewise.
6727 (__gthread_objc_condition_wait): Likewise.
6728 (__gthread_objc_condition_broadcast): Likewise.
6729 (__gthread_objc_condition_signal): Likewise.
6730 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
6731 (__gthread_objc_thread_id): Likewise.
6733 2009-08-25 Janus Weil <janus@gcc.gnu.org>
6736 * tree-pretty-print.c (print_call_name): Print the correct call name
6737 for procedure pointer components.
6739 2009-08-24 Steve Ellcey <sje@cup.hp.com>
6741 * config/ia64/ia64.c (ia64_promote_function_mode): Call
6742 default_promote_function_mode when not VMS.
6744 2009-08-24 Olivier Hainque <hainque@adacore.com>
6746 * convert.c (convert_to_integer): Don't assume an input pointer is
6747 POINTER_SIZE wide. Fetch from the type instead.
6749 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6751 * configure.ac (AC_PREREQ): Bump to 2.64.
6753 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
6755 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
6756 (process_command): Don't search standard_exec_prefix_1 and
6757 standard_exec_prefix_2.
6759 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6761 * config/arm/arm.c (output_return_instruction): Handle for
6764 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6766 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
6768 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6770 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
6771 (*arm_movdf_vfp): Likewise.
6773 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6775 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
6776 (vashr<mode>3): Rename from ashr<mode>3.
6777 (vlshr<mode>3): Rename from lshr<mode>3.
6779 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
6782 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
6783 (check_format_info_main): Use scalar_identify_flag.
6784 (check_format_types): Check for scalar size identity if
6785 scalar_identify_flag is set.
6786 (printf_length_specs): Extend by new field.
6787 (asm_fprintf_length_specs): Likewise.
6788 (gcc_diag_length_specs): Likewise.
6789 (scanf_length_specs): Likewise.
6790 (strfmon_length_specs): Likewise.
6791 (gcc_gfc_length_specs): Likewise.
6792 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
6793 (ms_printf_flag_specs): Likewise.
6794 * c-format.h (format_length_info): Add new member scalar_identity_flag.
6796 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
6799 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
6800 (*call_value_pop_1): Ditto.
6801 (*sibcall_pop_1): New insn pattern.
6802 (*sibcall_value_pop_1): Ditto.
6804 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6807 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
6810 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6813 * fwprop.c (try_fwprop_subst): Allow multiple sets.
6814 (get_reg_use_in): New function.
6815 (forward_propagate_subreg): Propagate through subreg of zero_extend
6818 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
6820 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
6821 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
6823 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6825 * configure.ac: Remove --with-datarootdir, --with-docdir,
6826 --with-htmldir switches. No need to call AC_SUBST for
6827 datarootdir, docdir, htmldir any more.
6828 * configure: Regenerate.
6829 * doc/install.texi (Configuration): Document --datarootdir,
6830 --docdir, --htmldir, --pdfdir; update documentation for
6831 --infodir, --mandir.
6832 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
6835 * aclocal.m4: Regenerate.
6836 * config.in: Regenerate.
6837 * configure: Regenerate.
6839 2009-08-21 Douglas B Rupp <rupp@gnat.com>
6840 Olivier Hainque <hainque@adacore.com>
6842 * config/ia64/ia64.c: Include libfuncs.h.
6843 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
6844 (ia64_expand_call): Use reg 25 on VMS.
6845 (ia64_initialize_trampoline): Fix for VMS ABI.
6846 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
6847 (ia64_function_arg): Initialize reg 25 on VMS.
6848 Fix OpenVMS ABI issues for varargs.
6849 For OpenVMS, emit the Argument Information register set in the
6850 incoming/sibcall case as well.
6851 (ia64_arg_type): New function.
6852 (ia64_function_arg_advance): Keep track of cum->words.
6853 Fix OpenVMS ABI issues for varargs.
6854 (ia64_function_value): On VMS, promote mode of non-aggregate types.
6855 (ia64_override_options): Set flag_no_common on VMS.
6856 (ia64_init_builtins): Disable FWRITE builtin.
6857 (ia64_asm_output_external): Call DO_CRTL_NAMES.
6858 (ia64_vms_init_libfuncs): Add decc$ routines.
6859 (ia64_vms_valid_pointer_mode): New function.
6860 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
6861 (ia64_promote_function_mode): New function
6862 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
6863 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
6864 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6865 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
6866 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
6867 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
6868 Suppress trailing '#' if VALUE is numeric.
6869 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
6870 ia64_promote_function_mode.
6871 (TARGET_VALID_POINTER_MODE): Define.
6873 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6876 * config/rs6000/rs6000.c (rs6000_override_options): Use
6877 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
6880 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
6881 reporting of vector + decimal/boolean/complex error.
6883 2009-08-21 Jakub Jelinek <jakub@redhat.com>
6885 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
6886 __vector double TYPE_DECL.
6888 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
6890 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
6891 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
6892 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
6893 to pointer to enum machine_mode. Update all callers as needed.
6895 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
6897 * config/alpha/alpha.md (exception_receiver): Emit alternative
6898 GP load sequence if flag_reorder_blocks_and_partition is set.
6899 (*exception_receiver_2): Also enable when
6900 flag_reorder_blocks_and_partition is set.
6902 2009-08-20 Matt Rice <ratmice@gmail.com>
6903 Diego Novillo <dnovillo@google.com>
6905 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
6908 2009-08-20 Richard Guenther <rguenther@suse.de>
6910 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
6911 * c-tree.h (c_dup_lang_specific_decl): Remove.
6912 (struct lang_decl, struct lang_type): Move definitions ...
6913 * c-lang.h: ... here. New file.
6914 * c-decl.c: Include c-lang.h.
6915 (c_dup_lang_specific_decl): Remove.
6916 * c-typeck.c: Include c-lang.h.
6917 * Makefile.in (c-decl.o): Add c-lang.h dependency.
6918 (c-typeck.o): Likewise.
6919 * c-config-lang.in (gtfiles): Add c-lang.h.
6920 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
6923 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
6925 * config/alpha/alpha.c (alpha_end_function): Do not clear
6926 crtl->emit structure and free insn locators if cfun->is_thunk is true,
6927 this is now handled in generic code.
6929 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
6931 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
6932 (s390_z10_fix_long_loop_prediction): New function.
6933 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
6934 (s390_reorg): Walk over the INSNs and invoke
6935 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
6937 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
6939 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
6940 "*brx_64bit", "*brx_31bit"): New patterns.
6941 * config/s390/s390.c ('E'): New output modifier.
6943 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6944 Richard Earnshaw <richard.earnshaw@arm.com>
6946 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
6947 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
6949 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6951 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
6953 * pa.c (emit_move_sequence): Check if address of operand1 is valid
6954 for mode mode of operand0 when doing secondary reload for SAR.
6956 2009-08-19 Jakub Jelinek <jakub@redhat.com>
6959 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
6960 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
6962 2009-08-19 Jason Merrill <jason@redhat.com>
6964 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
6965 supported template depth in C++0x.
6967 2009-08-19 Jakub Jelinek <jakub@redhat.com>
6969 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
6970 free_after_compilation.
6971 * config/score/score7.c (score7_output_mi_thunk): Likewise.
6972 * config/score/score3.c (score3_output_mi_thunk): Likewise.
6973 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
6974 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
6975 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
6976 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
6977 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6979 2009-08-19 Ian Lance Taylor <iant@google.com>
6981 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
6982 of (plus (mult (neg B) C) A).
6984 2009-08-18 Michael Matz <matz@suse.de>
6986 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
6987 instead of comparing TYPE_MAIN_VARIANT for equality.
6988 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
6989 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
6990 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
6991 * gimplify.c (goa_lhs_expr_p): Ditto and use
6992 STRIP_USELESS_TYPE_CONVERSION.
6994 2009-08-18 Michael Matz <matz@suse.de>
6996 * tree-ssa-structalias.c (create_variable_info_for): Also mark
6997 first field in a struct.
6998 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7000 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7002 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7003 locators before emit_insn is called. Remove assert that
7005 (alpha_end_function): Clear crtl->emit structure and free insn
7006 locators if cfun->is_thunk is true.
7008 2009-08-18 Jason Merrill <jason@redhat.com>
7010 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7012 * configure.ac: Test for it.
7013 * configure, config.in: Regenerate.
7014 * doc/install.texi: Document --enable-gnu-unique-object.
7016 2009-08-18 Richard Guenther <rguenther@suse.de>
7019 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7020 pow(x,y*z) only if x is nonnegative.
7022 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7024 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7028 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7029 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7031 2009-08-17 DJ Delorie <dj@redhat.com>
7033 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7034 * config/m32c/prologue.md (epilogue_freit): New.
7036 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7037 (bank_switch_p): Likewise.
7038 (fast_interrupt_p): Likewise.
7039 (interrupt_p): Likewise.
7040 (m32c_conditional_register_usage): Round memregs size up.
7041 (need_to_save): We only need to save $a0 when we use ENTER.
7042 (interrupt_p): Check for fast_interrupt too.
7043 (bank_switch_p): New.
7044 (fast_interrupt_p): New.
7045 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7046 (m32c_emit_prolog): Support bank switching and fast interrupts.
7047 * doc/extend.texi (Function Attributes): Add bank_switch and
7050 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7052 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7053 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7055 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7057 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7058 (menu): Add IA-64/VMS Options.
7059 (IA-64/VMS Options): Likewise.
7061 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7064 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7066 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7068 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7069 (mips_pop_asm_switch): Likewise.
7070 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7072 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7073 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7074 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7075 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7076 instead of set_noreorder.
7077 (mips_output_function_prologue): Use the new functions.
7078 (mips_output_function_epilogue): Likewise.
7079 (mips_need_noat_wrapper_p): New function, split out from...
7080 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7081 Use mips_push_asm_switch and mips_pop_asm_switch.
7082 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7083 and mips_pop_asm_switch.
7084 (ASM_OUTPUT_REG_POP): Likewise.
7085 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7086 Use mips_pop_asm_switch.
7087 (mips_asm_switch): New structure.
7088 (set_noreorder, set_nomacro): Replace with...
7089 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7090 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7091 instead of set_nomacro.
7092 (fix_truncsfsi2_macro): Likewise.
7093 (cprestore): Likewise.
7094 (hazard): Use mips_noreorder instead of set_noreorder.
7095 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7097 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7099 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7100 from prev_active_insn.
7102 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7104 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7105 * config/avr/avr.c (avr_override_options): Initialize
7106 avr_current_arch variable.
7107 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7108 __AVR_HAVE_16BIT_SP__ according to the device type.
7109 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7111 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7112 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7114 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7117 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7118 generating inlined subroutine die only. We shouldn't be
7119 called for anything else.
7120 (gen_block_die): Don't generate inline subroutine debug info for
7123 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7125 * graphite-poly.c (print_pbb): Print PBB index.
7127 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7130 * graphite-interchange.c (ppl_max_for_le): Moved...
7131 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7132 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7133 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7134 * graphite-ppl.h (ppl_max_for_le): Declared.
7136 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7138 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7139 supported on all platforms.
7140 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7141 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7142 * c-pragma.c: Likewise.
7143 * target-def.h (TARGET_INITIALIZER): Remove
7144 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7145 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7147 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7149 * config/ia64/fde-vms.c: New file.
7150 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7151 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7152 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7153 (uw_frame_state_for): Only register a personality routine if it is
7154 known to be compatible with our expectations.
7155 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7156 Declare unw_table_entry stack variable and
7157 mod all calls to _Unwind_FindTableEntry to add arg.
7158 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7159 (_Unwind_FindTableEntry): Add arg to prototype.
7161 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7163 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7164 field 'signal_pfs_loc'.
7165 (uw_frame_state_for): Remove duplicate code dealing with leaf
7166 procedures without unwind info.
7167 If in the frame after unwinding through a signal handler, restore
7168 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7169 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7170 'pfs_loc' to the AR.PFS location in the signal context; instead
7171 set 'signal_pfs_loc'.
7172 Manually generate the unwind info for the AR.PFS register.
7173 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7174 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7175 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7176 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7177 instead set 'signal_pfs_loc'.
7178 Remove code preventing the AR.PFS register from being restored
7179 from the signal context.
7181 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7182 Tristan Gingold <gingold@adacore.com>
7184 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7185 * config/ia64/t-vms: New file.
7186 * config/ia64/vms64.h: New file.
7187 * config/ia64/vms.h: New file.
7188 * config/ia64/vms-crtinit.asm: New file.
7189 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7190 * config/ia64/vms-unwind.h: New file.
7192 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7194 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7197 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7200 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7202 * real.h (do_mpc_arg2): ... here.
7203 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7206 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7208 * final.c (add_debug_prefix_map): Don't use GC memory for
7209 old_prefix and new_prefix.
7211 2009-08-14 Richard Guenther <rguenther@suse.de>
7213 * ipa-prop.c (compute_complex_pass_through): If we cannot
7214 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7216 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7218 * c-lex.c (c_lex_with_flags): Increase size of local variable
7219 to avoid memory clobber.
7221 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7224 * config/i386/i386.c (ix86_fp_comparison_strategy):
7225 Only enable/disable sahf at function granularity.
7227 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7229 PR rtl-optimization/41064
7230 * reload1.c (reload_as_needed): Don't call extract_insn
7231 for known invalid replacements after calling
7232 validate_replace_rtx_group and verify_changes.
7234 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7237 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7238 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7239 ix86_expand_fp_vcond.
7240 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7241 Assert that operation is supported by ix86_expand_int_vcond.
7242 (vcondu<SSEMODE124C8:mode>): Ditto.
7244 2009-08-13 DJ Delorie <dj@redhat.com>
7246 * config/i386/djgpp-stdint.h: New.
7247 * config.gcc (djgpp): Use it.
7249 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7251 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7252 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7254 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7256 * tree-ssa-loop-prefetch.c
7257 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7258 for long-stride pruning.
7259 (compute_miss_rate): New function to compute the probability
7260 that two memory references access different cache lines.
7262 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7264 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7266 2009-08-13 Richard Guenther <rguenther@suse.de>
7269 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7270 use the constant pointer type.
7271 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7272 of CV qualifiers on the target pointer type.
7273 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7274 conversion check before restrict check.
7276 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7279 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7281 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7283 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7285 2009-08-12 Richard Guenther <rguenther@suse.de>
7287 PR tree-optimization/41011
7288 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7289 and reference constructing.
7291 2009-08-12 Xinliang David Li <davidxl@google.com>
7293 PR tree-optimization/41012
7294 * tree-flow.h : New external interface.
7295 * gimple-low.c (check_call_arg): Change to public function.
7296 Remove argument mismatch check in lowering.
7297 * tree-inline.h (tree_can_inline_p): Interface change.
7298 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7300 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7301 Call change to tree_can_inline_p function.
7302 (cgraph_decide_inlining_incrementally): Ditto.
7304 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7306 PR tree-optimization/41031
7307 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7308 on the partition variable rather than promote_mode on the source
7309 type. Assert that the partition variable's type has the same
7310 mode as the source value's.
7312 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7314 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7315 for for_return == 2.
7316 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7318 * calls.c (expand_call): Fix typo.
7319 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7321 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7323 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7324 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7325 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7326 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7328 2009-08-12 Andrew Haley <aph@redhat.com>
7330 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7332 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7335 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7337 2009-08-12 Richard Guenther <rguenther@suse.de>
7339 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7340 * gimplify.c (gimplify_modify_expr): Do not use
7341 lang_hooks.types_compatible_p.
7342 * tree-ssa.c (useless_type_conversion_p): For aggregates
7343 just return false if the canonical types differ.
7345 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7348 * sese.c (convert_for_phi_arg): New.
7349 (add_guard_exit_phis): Use convert_for_phi_arg.
7351 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7353 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7354 unknown subscript upper bounds.
7356 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7357 Pranav Garg <pranav.garg2107@gmail.com>
7359 * graphite-interchange.c (gather_access_strides): Removed.
7360 (ppl_max_for_le): New.
7361 (build_linearized_memory_access): New.
7362 (memory_stride_in_loop): New.
7363 (pbb_interchange_profitable_p): Reimplemented.
7364 * graphite-ppl.h (ppl_new_id_map): New.
7365 (ppl_interchange): New.
7367 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7369 * graphite-interchange.c (compute_subscript): Removed.
7370 (compute_array_size_cstr): Removed.
7371 (compute_array_size_poly): Removed.
7372 (compute_array_size): Removed.
7373 (gather_access_strides_poly): Removed.
7374 (gather_access_strides): Empty.
7376 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7378 * graphite-dependences.c (dependence_polyhedron_1): Replace
7379 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7380 (graphite_legal_transform_dr): Same.
7381 (graphite_carried_dependence_level_k): Same.
7382 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7383 Initialize PDR_NB_SUBSCRIPTS.
7384 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7386 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7387 (PDR_NB_SUBSCRIPTS): New.
7388 (pdr_nb_subscripts): Removed.
7389 (pdr_dim): Simplified.
7390 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7391 with PDR_NB_SUBSCRIPTS.
7393 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7395 * graphite-interchange.c (compute_array_size): Remove use of
7397 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7398 Do not initialize PDR_DATA_CONTAINER.
7399 (print_pdr): Do not print PDR_DATA_CONTAINER.
7400 * graphite-poly.h (struct poly_dr): Remove data_container field.
7401 (PDR_DATA_CONTAINER): Removed.
7402 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7404 (build_poly_dr): Same.
7406 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7407 Sebastian Pop <sebastian.pop@amd.com>
7409 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7410 copy of the dependence polyhedron. Free the temporary objects.
7411 (graphite_carried_dependence_level_k): Free unused objects before
7414 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7416 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7417 Early return without analyzing the data dependences if no
7418 transform has been done. Call restore_scattering if the transform
7420 (graphite-interchange.c): Same.
7421 * graphite-poly.c (print_scattering_function): Test for
7423 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7424 (apply_poly_transforms): Do not gcc_assert that
7425 the transform is legal.
7426 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7427 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7428 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7429 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7430 * graphite-poly.h (struct poly_scattering): New.
7431 (struct poly_bb): Add original, transformed, and saved fields.
7432 Remove transformed_scattering, original_scattering,
7433 nb_local_variables and nb_scattering_transform fields.
7434 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7435 (poly_scattering_new): New.
7436 (poly_scattering_free): New.
7437 (poly_scattering_copy): New.
7438 (store_scattering_pbb): New.
7439 (store_scattering): New.
7440 (restore_scattering_pbb): New.
7441 (restore_scattering): New.
7442 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
7443 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
7445 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7447 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
7450 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7452 * Makefile.in (graphite.o): Depends on PREDICT_H.
7453 * graphite.c: Include predict.h.
7454 (graphite_finalize): Call tree_estimate_probability.
7455 * predict.c (predict_loops): Do not call scev_initialize and
7457 (tree_estimate_probability_bb): New.
7458 (tree_estimate_probability): Do not initialize loops: move that
7459 code to the driver. Call tree_estimate_probability_bb.
7460 (tree_estimate_probability_driver): New.
7461 (pass_profile): Use tree_estimate_probability_driver.
7462 * predict.h (tree_estimate_probability): Declared.
7464 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7466 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
7467 * graphite-dependences.c (graphite_legal_transform): Add time to
7468 TV_GRAPHITE_DATA_DEPS.
7469 (dependency_between_pbbs_p): Same.
7470 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
7472 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
7474 PR rtl-optimization/41033
7475 * alias.c (nonoverlapping_component_refs_p): Punt when strict
7476 aliasing is disabled.
7478 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7480 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
7481 si_mask_operand, and_load_operand, low_bitmask_operand,
7482 and_reg_operand, and_operand): New predicates.
7483 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
7484 * config/mips/mips.c (and_operands_ok): New function.
7485 * config/mips/mips-protos.h (and_operands_ok): Declare it.
7486 * config/mips/mips.md (move_type): Add ext_ins and logical.
7487 (type): Handle them.
7488 (and<mode>3): Use and_reg_operand as the second operand's predicate.
7489 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
7490 shift_shift. Remove commutative constraint modifier.
7491 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
7493 (*clear_upper32_dext): Remove define_insn_and_split.
7494 (*clear_upper32): Turn this define_insn_and_split ...
7495 (splitter for ANDing register with 0xffff_ffff): .. into this.
7497 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7499 * combine.c (try_widen_shift_mode): Factor out code to check if an
7500 integer constant is a low-order bitmask from here ...
7501 * rtlanal.c (low_bitmask_len): ... to here.
7502 * rtl.h (low_bitmask_len): Declare.
7504 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
7507 * config/alpha/alpha.md (addsi3): Remove expander.
7508 (addsi3): Rename from *addsi3_internal insn pattern.
7509 (subsi3): Remove expander.
7510 (subsi3): Rename from *subsi3_internal insn pattern.
7512 2009-08-11 Douglas B Rupp <rupp@gnat.com>
7514 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
7517 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
7518 Eric Botcazou <botcazou@adacore.com>
7519 Douglas B Rupp <rupp@gnat.com>
7521 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
7522 that records that fit in 64 bits are returned by immediate value,
7523 as required by OpenVMS Calling Standard.
7524 (function_value): Adjust for above modification.
7525 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
7526 virtual_incoming_args_rtx as base object, not next_arg.
7527 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7529 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7531 * reload.c (find_reloads_subreg_address): Check the original
7532 req_equiv_mem address to detect the case where an address is
7533 not valid in the outer mode.
7535 2009-08-11 Richard Guenther <rguenther@suse.de>
7538 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
7540 2009-08-10 Douglas B Rupp <rupp@gnat.com>
7542 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
7543 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
7545 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
7546 Douglas B Rupp <rupp@gnat.com>
7548 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
7549 PT_STACK when frame_pointer_needed on OpenVMS.
7550 (alpha_pv_save_size, alpha_using_fp): Remove.
7551 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
7552 with proper processing for PT_NULL.
7553 (alpha_vms_initial_elimination_offset): New function. Support for
7554 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
7555 (alpha_sa_size): Force procedure type to PT_STACK when
7556 frame_pointer_needed on OpenVMS.
7557 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
7558 (alpha_using_fp): Likewise.
7559 (alpha_vms_can_eliminate): Add prototype.
7560 (alpha_vms_initial_elimination_offset): Likewise.
7561 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
7562 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
7564 2009-08-10 Eric Botcazou <botcazou@adacore.com>
7565 Douglas B Rupp <rupp@gnat.com>
7567 * config/alpha/alpha.c (common_object_handler): New function.
7568 (vms_attribute_table): Declare a single attribute "common_object".
7569 (vms_output_aligned_decl_common): New global function.
7570 (SECTION_VMS_OVERLAY): Delete.
7571 (SECTION_VMS_GLOBAL): Likewise.
7572 (SECTION_VMS_INITIALIZE): Likewise.
7573 (vms_asm_named_section): Remove support for above flags.
7574 (vms_section_type_flags): Delete.
7575 (TARGET_SECTION_TYPE_FLAGS): Likewise.
7576 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
7577 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
7578 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
7580 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7583 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
7584 (sub_ddmmss): Likewise.
7586 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
7589 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
7592 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7595 * reload1.c (reload_as_needed): Use cancel_changes to completely
7596 undo a failed replacement attempt.
7598 2009-08-10 Richard Guenther <rguenther@suse.de>
7601 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
7602 (useless_type_conversion_p): ... here. Require pointer targets
7605 2009-08-10 Dodji Seketeli <dodji@redhat.com>
7608 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
7609 loose the original type of the statement list.
7611 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7613 * config/alpha/alpha.c: Include libfuncs.h
7614 (avms_asm_output_extern): New function.
7615 (alpha_init_libfuncs): Init some decc libfuncs.
7616 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
7617 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
7618 (DO_CRTL_NAMES): Define.
7620 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
7621 (LONG_TYPE_SIZE): Define.
7622 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
7623 (SUBTARGET_SWITCHES): Define malloc64 switch.
7624 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
7625 (MASK_RETURN_ADDR): Define.
7626 doc/invoke.texi (mmalloc64): Document switch.
7628 2009-08-09 Olivier Hainque <hainque@adacore.com>
7629 Douglas B Rupp <rupp@gnat.com>
7631 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
7632 uses_condition_handler.
7633 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
7634 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
7635 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
7636 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
7637 (code_for_builtin): New insn codes for the new alpha_builtins.
7638 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
7639 (alpha_sa_size): Account for uses_condition_handler.
7640 (alpha_expand_prologue): Likewise.
7641 (alpha_start_function): Likewise.
7642 (alpha_expand_epilogue): Likewise.
7643 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
7644 establish/revert expanders.
7645 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
7646 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
7647 New expander, resorting to the alpha.c associated function.
7648 (builtin_revert_vms_condition_handler): Likewise.
7649 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
7650 __gcc_shell_handler, the static VMS condition handler used as
7651 an indirection wrapper to the current dynamically established
7653 * config/alpha/vms-unwind.h: Complete rewrite.
7654 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
7655 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
7657 2009-08-09 Eric Botcazou <botcazou@adacore.com>
7658 Douglas B Rupp <rupp@gnat.com>
7660 * config/alpha/alpha.c (alpha_links): Add 'target' field.
7661 (alpha_need_linkage): Handle aliases. Return function symbol.
7662 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
7663 Use ultimate alias target for the linkage name.
7664 * config/alpha/alpha.md (movmemdi): Use the symbol returned
7665 by alpha_need_linkage for the function symbol.
7666 (setmemdi): Likewise.
7668 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7670 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
7671 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
7672 (ASM_WEAKEN_LABEL): Define.
7673 (CRT_CALL_STATIC_FUNCTION): Define.
7674 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
7675 (ENDFILE_SPEC): Define.
7676 (INIT_SECTION_ASM_OP): Define.
7677 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
7678 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
7680 (MULTILIB_OSDIRNAMES): Define.
7681 (shlib_version): Define.
7682 (SHLIB_EXT): Define.
7683 (SHLIB_OBJS): Define.
7684 (SHLIB_NAME): Define.
7685 (SHLIB_MULTILIB): Define.
7686 (SHLIB_INSTALL): Define.
7687 (SHLIB_SYMVEC): Define.
7688 (SHLIB_SYMVECX2): Define.
7689 (SHLIB_LINK): Define.
7691 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7693 * config/alpha/alpha.c (alpha_initialize_trampoline):
7694 Initialize VMS trampoline IAW ABI for bounded procedure calls.
7695 (alpha_start_function): Emit transfer address on nested functions
7696 for VMS trampoline call.
7697 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
7698 since no longer used.
7699 * config/alpha/vms-tramp.asm: Remove.
7700 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
7701 since now only data initialized at runtime.
7703 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7705 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
7706 (LINK_GCC_C_SEQUENCE_SPEC): Define.
7707 (MD_EXEC_PREFIX): Remove, no longer used.
7708 (MD_STARTFILE_PREFIX): Likewise.
7709 (INCLUDE_DEFAULTS): Likewise.
7710 * config/alpha/t-vms:
7711 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
7713 2009-08-09 Richard Guenther <rguenther@suse.de>
7715 PR tree-optimization/41016
7716 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
7717 (operand_precision): Remove.
7718 (integral_operand_p): Likewise.
7719 (recognize_single_bit_test): Adjust.
7721 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7723 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
7724 operation overflows. Likewise non-cast unary arithmetic.
7725 If one arm of a conditional expression is always taken,
7726 inhibit evaluation warnings for the other arm. Likewise inhibit
7727 evaluation warnings for the second && or || operand if the first
7728 operand is enough to determine the result.
7729 * c-typeck.c (build_conditional_expr): Apply the same inhibition
7731 (build_binary_op): Prevent duplicate evaluation warnings.
7733 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7735 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
7736 and destination have different modes, Use promote_mode to
7737 determine the signedness of the conversion. Assert that the
7738 promoted source mode matches the destination mode. Don't pass
7739 the destination and destination mode to expand_expr if the source
7740 mode is different. Simplify conversion logic.
7742 2009-08-09 Ira Rosen <irar@il.ibm.com>
7744 PR tree-optimization/41008
7745 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
7746 from condition only in case it's a comparison. Adjust checks.
7748 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
7750 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
7751 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
7752 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
7753 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
7754 (dump_cand): Handle them.
7755 (struct iv_cand): New members COST_STEP and AINC_USE.
7756 (stmt_after_increment): Likewise.
7757 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
7758 callers changed. Use gimple_uid comparison instead of scanning.
7759 (add_candidate_1): When looking for identical candidates, take
7760 AINC_USE into account. Set it for new candidates.
7761 (force_expr_to_var_cost): Cast target_spill_cost to int.
7762 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
7763 All callers changed. Check for availability of autoinc addressing
7764 modes, both in general for a given mode, and in the specific use case.
7765 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
7767 (get_computation_cost): Likewise.
7768 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
7769 add_autoinc_candidates): New static functions.
7770 (add_candidate): Call add_autoinc_candidates for candidates based on
7772 (find_iv_candidates): Call set_autoinc_for_original_candidates.
7773 (determine_use_iv_cost_address): If we have an autoinc candidate at
7774 the matching use, verify autoinc is possible and subtract the cost
7775 of the candidate's step from the cost.
7776 (determine_iv_cost): Record the cost of the increment in the COST_STEP
7777 member of the candidate.
7778 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
7779 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
7781 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7783 * config.build (ia64-hp-*vms*): New target.
7784 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7786 * config.gcc (ia64-hp-*vms*): New target.
7787 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7789 * config.host (ia64-hp-*vms*): New target.
7790 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7793 2009-08-08 Richard Guenther <rguenther@suse.de>
7795 PR tree-optimization/40991
7796 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
7798 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
7800 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
7801 mode check. Do truncations in an integer mode.
7802 (force_to_mode): Handle subregs for all mode types. Only do
7803 arithmetic simplifications on integer modes.
7805 2009-08-07 Richard Guenther <rguenther@suse.de>
7807 PR tree-optimization/40999
7808 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
7809 (maybe_fold_reference): Lookup constant initializers.
7810 (fold_gimple_assign): Likewise.
7812 2009-08-07 Richard Guenther <rguenther@suse.de>
7814 * tree-ssa.c (useless_type_conversion_p_1): Only for types
7815 that require structural equality defer to the langhook.
7817 2009-08-07 Martin Jambor <mjambor@suse.cz>
7819 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
7821 (struct ipa_pass_through_data): New type.
7822 (struct ipa_ancestor_jf_data): New type.
7823 (union jump_func_value): Removed field formal_id, added fields
7824 pass_through and ancestor.
7825 (struct ipa_param_call_note): Changed type of formal_id to int from
7827 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
7828 operations jump functions and ancestor jump functions.
7829 (compute_complex_pass_through): New function.
7830 (compute_scalar_jump_functions): Call compute_complex_pass_through,
7831 reflect changes in the jump function strucutre.
7832 (update_jump_functions_after_inlining): Ignore complex pass-through
7833 and ancestor jump functions.
7834 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
7835 polynomial pass-through with operation jump functions.
7837 2009-08-07 Jakub Jelinek <jakub@redhat.com>
7839 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
7840 fde->dw_fde_begin as begin label instead of hot/cold label.
7841 Use LLSDAC label instead of LLSDA for second section lsda.
7842 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
7843 label instead of LLSDA if it is true.
7844 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
7846 * except.c (add_call_site, dw2_size_of_call_site_table): Add
7847 SECTION argument. Use it as index into crtl->eh.call_site_record
7849 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
7850 use it to determine how to print table entries instead of using
7851 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
7852 label instead of normal begin label as base.
7853 (sjlj_assign_call_site_values): Adjust add_call_site caller.
7854 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
7855 ensure no EH range spans between sections and that landing pads
7856 are always in the corresponding section.
7857 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
7858 for crtl->eh.call_site_record being an array rather than scalar.
7859 (output_one_function_exception_table): New function, copied
7860 from output_function_exception_table. Adjust
7861 dw2_size_of_call_site_table, dw2_output_call_site_table
7862 callers. For SECOND section use *C suffixed labels.
7863 (output_function_exception_table): Call
7864 output_one_function_exception_table and, when doing hot/cold
7865 partitioning, also another time for the second section.
7866 * opts.c: Include except.h.
7867 (decode_options): Allow -freorder-blocks-and-partition with
7868 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
7869 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
7870 * function.h (struct rtl_eh): Change call_site_record from
7871 scalar into array of 2 elements.
7873 2009-08-07 Martin Jambor <mjambor@suse.cz>
7875 * ipa-prop.c (count_formal_params_1): New function.
7876 (ipa_get_vector_of_formal_parms): New function.
7877 (get_vector_of_formal_parm_types): New function.
7878 (ipa_modify_formal_parameters): New function.
7879 (ipa_modify_call_arguments): New function.
7880 (index_in_adjustments_multiple_times_p): New function.
7881 (ipa_combine_adjustments): New function.
7882 (ipa_dump_param_adjustments): New function.
7883 * ipa-prop.h (struct ipa_parm_adjustment): New type.
7884 (ipa_get_vector_of_formal_parms): Declare.
7885 (ipa_modify_formal_parameters): Declare.
7886 (ipa_modify_call_arguments): Declare.
7887 (ipa_combine_adjustments): Declare.
7888 (ipa_dump_param_adjustments): Declare.
7889 (build_ref_for_offset): Declare.
7890 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
7891 * tree-sra.c: Include ipa-prop.c.
7892 (build_ref_for_offset): Make public.
7894 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
7896 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
7898 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
7900 * gcc/doc/extend.texi (__builtin_extract_return_address)
7901 (__builtin_frob_return_address): Document.
7903 2009-08-06 Paul Brook <paul@codesourcery.com>
7905 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
7906 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
7907 implementation on ARMv6-M.
7909 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7911 * doc/extend.texi (pcs): Document new attribute for ARM.
7913 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7915 * arm.c (pcs_attribute_args): Comment out unsupported attribute
7918 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7920 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
7923 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7925 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
7927 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7929 Merge ARM/hard_vfp_branch to trunk.
7931 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
7933 * arm.c (libcall_eq): New function.
7934 (libcall_hash): New function.
7935 (add_libcall): New function.
7936 (arm_libcall_uses_aapcs_base): New function.
7937 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
7938 libcalls using the base PCS.
7939 (arm_init_cumulative_args): Likewise.
7941 2009-07-20 Joseph Myers <joseph@codesourcery.com>
7943 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
7944 Use base ABI for conversion libfuncs between HFmode and SFmode.
7946 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7948 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
7949 V4SImode as representatives of all 64-bit and 128-bit vector
7950 types. Allow vector types without vector modes.
7951 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
7952 without vector modes like BLKmode.
7953 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
7954 BLKmode. Avoid unsupported vector modes or TImode moves for
7956 (aapcs_vfp_allocate_return_reg): Likewise.
7957 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
7958 V8QImode if TARGET_NEON || TARGET_IWMMXT.
7960 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7962 * config/arm/arm.c (arm_handle_pcs_attribute): New.
7963 (arm_get_pcs_model): Pass attribute arguments to
7964 arm_pcs_from_attribute.
7965 (arm_init_cumulative_args): Use base AAPCS for conversions from
7966 floating-point types to DImode.
7967 (arm_attribute_table): Add pcs attribute.
7968 (arm_handle_pcs_attribute): New.
7969 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
7970 conversions from floating-point types to DImode, also declare them
7971 to use base AAPCS and declare functions they call to use base
7972 AAPCS and their RTABI names.
7974 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7976 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
7977 -mfloat-abi=hard not being supported for VFP.
7979 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
7981 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
7982 SYMBOL_REF to hard_libcall_value.
7984 2009-03-05 Joseph Myers <joseph@codesourcery.com>
7985 Richard Earnshaw <rearnsha@arm.com>
7987 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
7988 has been put on the stack, all remaining co-processory arguments for
7989 that co-processor also go on the stack.
7991 2009-03-05 Joseph Myers <joseph@codesourcery.com>
7993 * config/arm/arm.c (arm_return_in_memory): Handle returning
7994 vectors of suitable size in registers also for AAPCS case.
7996 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
7998 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8000 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8002 ARM Hard-VFP calling convention
8003 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8004 * target.h (gcc_target): Add libcall_value to table of call hooks.
8005 * targhooks.h (default_libcall_value): Default implementation.
8006 * targhooks.c (default_libcall_value): Likewise.
8007 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8008 * optabs.c (expand_unop): Use it.
8009 * expr.h (hard_libcall_value): Pass the function RTX through.
8010 * calls.c (emit_library_call_value_1): Update call to
8012 * explow.c (hard_libcall_value): Use new target hook.
8013 * testsuite/lib/target-supports.exp
8014 (check_effective_target_arm_hard_vfp_ok): New hook.
8015 (check_effective_target_arm_neon_ok): Improve test for neon
8017 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8018 * config/arm/arm.c: Include cgraph.h
8019 (TARGET_FUNCTION_VALUE): Override default hook.
8020 (arm_pcs_default): New variable.
8021 (arm_override_options): Don't fault hard calling convention with VFP.
8022 Add support for AAPCS variants.
8023 (arm_function_value): Make static. Handle AAPCS variants.
8024 (arm_libcall_value): New function.
8025 (arm_apply_result_size): Handle VFP registers in results.
8026 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8028 (pcs_attribute_args): New variable.
8029 (arm_pcs_from_attribute): New function.
8030 (arm_get_pcs_model): New function.
8031 (aapcs_vfp_cum_init): New function.
8032 (aapcs_vfp_sub_candidate): New function.
8033 (aapcs_vfp_is_return_candidate): New function.
8034 (aapcs_vfp_is_call_candidate): New function.
8035 (aapcs_vfp_allocate): New function.
8036 (aapcs_vfp_allocate_return_reg): New function.
8037 (aapcs_vfp_advance): New function.
8038 (aapcs_cp_arg_layout): New variable.
8039 (aapcs_select_call_coproc): New function.
8040 (aapcs_select_return_coproc): New function.
8041 (aapcs_allocate_return_reg): New function.
8042 (aapcs_libcall_value): New function.
8043 (aapcs_layout_arg): New function.
8044 (arm_init_cumulative_args): Initialize AAPCS args data.
8045 (arm_function_arg): Handle AAPCS variants using new interface.
8046 (arm_arg_parital_bytes): Likewise.
8047 (arm_function_arg_advance): New function.
8048 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8049 calling conventions.
8050 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8051 * arm.h (NUM_VFP_ARG_REGS): Define.
8052 (LIBCALL_VALUE): Update.
8053 (FUNCTION_VALUE): Delete.
8054 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8055 (arm_pcs): New enum.
8056 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8057 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8058 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8059 * arm-protos.h (arm_function_arg_advance): Add.
8060 (aapcs_libcall_value): Add.
8061 (arm_function_value): Delete.
8063 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8064 H.J. Lu <hongjiu.lu@intel.com>
8067 * config/i386/i386.c (standard_sse_mode_p): Remove.
8068 (standard_sse_constant_p): Return 2 for integer mode
8069 vector_all_ones_operand when SSE2 is enabled.
8070 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8071 (ix86_expand_vector_move): Do not check for negative values from
8072 standard_sse_constant_p.
8074 2009-08-06 Richard Guenther <rguenther@suse.de>
8076 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8077 array type comparisons frontend independent.
8078 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8079 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8080 out array reference lower bound and element size operands.
8081 (ao_ref_init_from_vn_reference): Properly compute the offset
8082 for ARRAY_RANGE_REF.
8083 (vn_reference_fold_indirect): Fill out array reference lower
8084 bound and element size operands.
8085 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8086 a non gimple valued reference operand which can happen for
8087 array reference lower bound or element size.
8088 (create_component_ref_by_pieces_1): Properly generate the
8089 element size operand for array references.
8091 2009-08-06 Richard Guenther <rguenther@suse.de>
8093 PR tree-optimization/40964
8094 * tree.c (iterative_hash_host_wide_int): Export.
8095 * tree.h (iterative_hash_host_wide_int): Declare.
8096 * tree-ssa-structalias.c (heapvar_map): New struct.
8097 (heapvar_map_eq): New function.
8098 (heapvar_map_hash): Likewise.
8099 (heapvar_lookup): Adjust.
8100 (heapvar_insert): Likewise.
8101 (make_constraint_from_heapvar): Allow multiple heap variables
8102 per decl at different offsets.
8103 (init_alias_heapvars): Adjust.
8105 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8107 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8108 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8109 trailing sync if TARGET_SYNC_AFTER_SC.
8111 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8113 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8114 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8115 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8116 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8117 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8118 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8119 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8120 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8121 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8122 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8123 the prototype declaration match the definition.
8124 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8125 instructions explicitly. Add barrier_before and operands
8127 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8128 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8129 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8130 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8131 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8132 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8134 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8136 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8138 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8139 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8142 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8145 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8147 PR rtl-optimization/40924
8148 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8149 make sure canon_rtx (mem_address) isn't simpler than
8150 canon_rtx (expanded_mem_address).
8152 2009-08-05 Li Feng <nemokingdom@gmail.com>
8154 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8156 (build_scop_drs): Build alias set for each SCoP.
8158 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8160 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8161 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8162 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8163 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8164 (BASE_DRIVER_SELF_SPECS): Likewise.
8166 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8168 * tree-ssa-alias.c: Fix some comment typos.
8170 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8172 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8173 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8175 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8178 * simplify-rtx.c (simplify_binary_operation_1): Disable
8179 simplifications for decimal float operations.
8181 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8184 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8185 operand of INDIRECT_REF.
8187 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8189 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8190 constants referencing TLS symbols.
8192 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8194 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8195 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8197 2009-08-03 Richard Guenther <rguenther@suse.de>
8199 * tree.c (make_vector_type): Build a main variant first,
8200 get the canonical one and then build the variant.
8201 * tree-ssa.c (useless_type_conversion_p_1): Handle
8203 (useless_type_conversion_p): Conversions to pointers to
8204 incomplete record types are useless.
8206 2009-08-03 Richard Guenther <rguenther@suse.de>
8208 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8209 file will be created.
8210 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8211 * toplev.c (compile_file): Adjust comment.
8213 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8215 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8216 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8217 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8218 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8219 (sh_promote_function_mode): Fix typo.
8221 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8223 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8225 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8227 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8228 declaration arguments.
8230 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8232 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8233 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8234 (ix86_split_ashl): Ditto.
8235 (ix86_expand_vector_init_one_nonzero): Ditto.
8236 (ix86_expand_vector_set): Ditto.
8237 (ix86_expand_reduc_v4sf): Ditto.
8239 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8241 * explow.c (promote_function_mode): Remove assert.
8242 * config/sh/sh.c (sh_promote_function_mode): Declare.
8244 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8246 * config/pa/pa.c (pa_promote_function_mode): Declare.
8247 Change to static. Fix promote_mode call.
8249 * gthr-dce.h (CONST_CAST2): Define if not defined.
8250 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8252 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8254 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8256 * expr.c (store_constructor): Use promote_decl_mode. Remove
8257 now write-only variable unsignedp.
8258 (expand_expr_real_1): Use promote_decl_mode.
8259 * expr.h (promote_function_mode, promote_decl_mode): New.
8260 (promote_mode): Remove last argument.
8261 * function.c (assign_temp): Drop last argument of promote_mode.
8262 (assign_parm_find_data_types): Use promote_function_mode.
8263 (assign_parm_setup_reg): Likewise.
8264 (expand_function_end): Use promote_function_mode.
8265 * calls.c (initialize_argument_information): Use promote_function_mode.
8266 (precompute_arguments): Use promote_mode instead of checking if
8267 only PROMOTE_FUNCTION_MODE is defined.
8268 (expand_call): When making sibcall decisions, use promote_function_mode.
8269 Below, remove an if for targetm.calls.promote_function_return and
8270 and use promote_function_mode.
8271 (emit_library_call_value_1): Use promote_function_mode, fix bug
8272 where promote_mode was passed FOR_CALL == 0 for a return value in an
8274 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8275 * explow.c (promote_function_mode, promote_decl_mode): New.
8276 (promote_mode): Keep only the FOR_CALL == 0 case.
8277 * combine.c (setup_incoming_promotion): Remove test of
8278 promote_function_args. Use promote_function_mode.
8279 * stmt.c (expand_value_return): Use promote_decl_mode.
8280 (expand_decl): Use promote_decl_mode.
8282 * expr.c (store_constructor): Use promote_decl_mode. Remove
8283 now write-only variable unsignedp.
8284 (expand_expr_real_1): Use promote_decl_mode.
8285 * expr.h (promote_function_mode, promote_decl_mode): New.
8286 (promote_mode): Remove last argument.
8287 * function.c (assign_temp): Drop last argument of promote_mode.
8288 (assign_parm_find_data_types): Use promote_function_mode.
8289 (assign_parm_setup_reg): Likewise.
8290 (expand_function_end): Use promote_function_mode.
8291 * calls.c (initialize_argument_information): Use promote_function_mode.
8292 (precompute_arguments): Use promote_mode instead of checking if
8293 only PROMOTE_FUNCTION_MODE is defined.
8294 (expand_call): When making sibcall decisions, use promote_function_mode.
8295 Below, remove an if for targetm.calls.promote_function_return and
8296 and use promote_function_mode.
8297 (emit_library_call_value_1): Use promote_function_mode, fix bug
8298 where promote_mode was passed FOR_CALL == 0 for a return value in an
8300 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8301 * explow.c (promote_function_mode, promote_decl_mode): New.
8302 (promote_mode): Keep only the FOR_CALL == 0 case.
8303 * combine.c (setup_incoming_promotion): Remove test of
8304 promote_function_args. Use promote_function_mode.
8305 * stmt.c (expand_value_return): Use promote_decl_mode.
8306 (expand_decl): Use promote_decl_mode.
8308 * explow.c (promote_function_mode): Just call the target hook.
8309 * targhooks.c (default_promote_function_mode,
8310 default_promote_function_mode_always_promote): New.
8311 * targhooks.h (default_promote_function_mode,
8312 default_promote_function_mode_always_promote): Declare.
8313 * target.h (promote_function_args, promote_function_return): Remove.
8314 (promote_function_mode): New.
8315 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8316 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8317 (TARGET_PROMOTE_FUNCTION_MODE): New.
8318 (TARGET_CALLS): Adjust.
8319 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8320 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8322 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8323 * config/s390/s390.c (s390_promote_function_mode): ... here,
8324 with pointer handling.
8325 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8326 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8328 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8329 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8330 with pointer handling.
8331 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8332 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8334 * config/sh/sh-protos.h (sh_promote_function_mode): New.
8335 * config/sh/sh.c (sh_promote_function_mode): New.
8336 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8337 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8339 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8340 * config/cris/cris.c (cris_promote_function_mode): ... here.
8341 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8342 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8344 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8345 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8346 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8347 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8349 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8350 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8351 complex type handling.
8352 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8353 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8355 * config/pa/pa.c (pa_promote_function_mode): New.
8356 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8357 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8359 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8360 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8361 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8362 * config/xtensa/xtensa.c: Likewise.
8363 * config/stormy16/stormy16.c: Likewise.
8364 * config/iq2000/iq2000.c: Likewise.
8365 * config/rs6000/rs6000.c: Likewise.
8366 * config/picochip/picochip.c: Likewise.
8367 * config/arc/arc.c: Likewise.
8368 * config/mcore/mcore.c: Likewise.
8369 * config/score/score.c: Likewise.
8370 * config/mips/mips.c: Likewise.
8371 * config/bfin/bfin.c: Likewise.
8372 * config/ia64/ia64.c: Likewise (disabled though).
8374 * config/frv/frv.h: Remove pointless remark.
8376 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8377 TARGET_PROMOTE_FUNCTION_ARGS,
8378 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8379 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8381 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8383 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8384 -floop-parallelize-all.
8385 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8386 flag_loop_parallelize_all.
8387 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8388 * graphite.c (graphite_transform_loops): Same.
8390 * graphite-poly.c (apply_poly_transforms): Same.
8392 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8394 PR tree-optimization/40914
8395 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8396 if set, then check the delta field of the PMF record.
8397 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8398 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8399 call is stored in the delta.
8401 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8403 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8405 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8407 * config/i386/bsd.h (ASM_BYTE): New define.
8408 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8409 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8410 .byte. Use fputs or putc instead of fprintf where appropriate.
8411 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8412 fputs or putc instead of fprintf where appropriate.
8413 * config/i386/i386elf.h: Ditto.
8414 * config/i386/sysv4.h: Ditto.
8416 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8417 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8418 (*tls_global_dynamic_64): Ditto.
8420 2009-07-31 Christian Bruel <christian.bruel@st.com>
8422 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8424 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8426 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8427 Remove dead code for MINUS.
8429 2009-07-31 Anthony Green <green@moxielogic.com>
8431 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8433 (moxie_expand_epilogue): Ditto for epilogue.
8434 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8436 (moxie_function_arg): Ditto.
8437 (moxie_pass_by_reference): Ditto.
8438 (moxie_arg_partial_bytes): Ditto.
8439 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
8440 (FUNCTION_ARG_ADVANCE) Ditto.
8441 (REG_PARM_STACK_SPACE) Ditto.
8442 (FUNCTION_ARG_REGNO_P) Dito.
8444 * config.gcc: Add moxie linux config support.
8445 * gcc/config/moxie/uclinux.h: New file.
8447 2009-07-31 DJ Delorie <dj@redhat.com>
8449 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
8450 (UNSPECV_SP_SWITCH_E): New.
8451 (sp_switch_1): Change to an unspec.
8452 (sp_switch_2): Change to an unspec. Don't use post-inc when we
8454 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
8455 reference the new stack's address
8457 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8459 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
8460 graphite-clast-to-gimple.o, graphite-dependences.o,
8461 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8462 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
8463 (graphite-blocking.o,
8464 graphite-clast-to-gimple.o, graphite-dependences.o,
8465 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8466 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
8467 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
8468 * cfgloop.h (struct loop): Add can_be_parallel field.
8469 * common.opt (fgraphite-identity): Moved up.
8470 (fgraphite-force-parallel): New flag.
8471 * graphite.c: Rewrite.
8472 * graphite.h: Rewrite.
8473 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
8475 * toplev.c (graphite_out_file): New file descriptor.
8476 (graphite_in_file): New.
8477 (process_options): flag_graphite_force_parallel cannot be used without
8479 * tree-ssa-loop.c: Include toplev.h.
8480 (gate_graphite_transforms): Enable flag_graphite for
8481 flag_graphite_force_parallel.
8483 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8485 * ChangeLog.graphite: New.
8486 * graphite-blocking.c: New.
8487 * graphite-clast-to-gimple.c: New.
8488 * graphite-clast-to-gimple.h: New.
8489 * graphite-dependences.c: New.
8490 * graphite-dependences.h: New.
8491 * graphite-interchange.c: New.
8492 * graphite-poly.c: New.
8493 * graphite-poly.h: New.
8494 * graphite-ppl.c: New.
8495 * graphite-ppl.h: New.
8496 * graphite-scop-detection.c: New.
8497 * graphite-scop-detection.h: New.
8498 * graphite-sese-to-poly.c: New.
8499 * graphite-sese-to-poly.h: New.
8503 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8505 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
8506 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
8508 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8510 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
8511 (scev_is_linear_expression): Return false if the evolution is not
8512 affine multivariate.
8514 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8516 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
8517 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
8519 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8521 * tree-data-ref.c (debug_data_references): New.
8522 (debug_data_reference): New.
8523 * tree-data-ref.h (debug_data_references): Declared.
8524 (debug_data_reference): Declared.
8526 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8528 * tree-data-ref.c (stmt_simple_memref_p: Removed.
8529 * tree-data-ref.h (scop_p): Removed.
8530 (struct data_reference): Remove field scop.
8532 (stmt_simple_memref_p): Removed.
8534 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8536 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
8537 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
8540 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8542 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
8544 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8546 * doc/invoke.texi (-fgraphite-identity): Documented.
8548 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8550 * tree-scalar-evolution.c: Fix comment.
8551 (instantiate_scev_1): Return unknow from scev instantiation if the
8552 result is not above instantiate_below.
8554 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8556 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
8557 static anymore. Instantiate the symbols that may have been introduced
8559 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
8562 2009-07-30 DJ Delorie <dj@redhat.com>
8564 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
8565 .vliw directive to VLIW sections.
8567 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8569 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
8571 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
8572 (AUTOHEADER): New variable.
8573 ($(srcdir)/cstamp-h.in): Use it.
8575 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8576 Pat Haugen <pthaugen@us.ibm.com>
8577 Revital Eres <ERES@il.ibm.com>
8579 * config/rs6000/vector.md (VEC_F): Add VSX support.
8583 (vector_load_<mode>): Ditto.
8584 (vector_store_<mode>): Ditto.
8585 (vector GPR move split): Ditto.
8586 (vec_reload_and_plus_<mptrsize>): Ditto.
8587 (vec_reload_and_reg_<mptrsize>): Ditto.
8588 (add<mode>3): Ditto.
8589 (sub<mode>3): Ditto.
8590 (mul<mode>3): Ditto.
8591 (neg<mode>2): Ditto.
8592 (abs<mode>2): Ditto.
8593 (smin<mode>3): Ditto.
8594 (smax<mode>3): Ditto.
8595 (vector_eq<mode>): Ditto.
8596 (vector_gt<mode>): Ditto.
8597 (vector_ge<mode>): Ditto.
8598 (vector_gtu<mode>): Ditto.
8599 (vector_select_<mode>_uns): Ditto.
8600 (vector_eq_<mode>_p): Ditto.
8601 (vector_gt_<mode>_p): Ditto.
8602 (vector_ge_<mode>_p): Ditto.
8603 (vector_gtu_<mode>_p): Ditto.
8604 (cr6_test_for_zero): Ditto.
8605 (cr6_test_for_zero_reverse): Ditto.
8606 (cr6_test_for_lt): Ditto.
8607 (cr6_test_for_lt_reverse): Ditto.
8608 (xor<mode>3): Ditto.
8609 (ior<mode>3): Ditto.
8610 (and<mode>3): Ditto.
8611 (one_cmpl<mode>2): Ditto.
8612 (nor<mode>2): Ditto.
8613 (andc<mode>2): Ditto.
8614 (float<VEC_int<mode>2): Ditto.
8615 (unsigned_float<VEC_int><mode>2): Ditto.
8616 (fix_trunc<mode><VEC_int>2): Ditto.
8617 (fixuns_trunc<mode><VEC_int>2): Ditto.
8619 (vec_set<mode>): Ditto.
8620 (vec_extract<mode>): Ditto.
8621 (vec_interleave_highv4sf): Ditto.
8622 (vec_interleave_lowv4sf): Ditto.
8623 (vec_realign_load_<mode>): Ditto.
8624 (vec_shl_<mode>): Ditto.
8625 (vec_shr_<mode>): Ditto.
8626 (div<mode>3): New patterns for VSX.
8627 (vec_interleave_highv2df): Ditto.
8628 (vec_interleave_lowv2df): Ditto.
8629 (vec_pack_trunc_v2df): Ditto.
8630 (vec_pack_sfix_trunc_v2df): Ditto.
8631 (vec_pack_ufix_trunc_v2df): Ditto.
8632 (vec_unpacks_hi_v4sf): Ditto.
8633 (vec_unpacks_lo_v4sf): Ditto.
8634 (vec_unpacks_float_hi_v4si): Ditto.
8635 (vec_unpacks_float_lo_v4si): Ditto.
8636 (vec_unpacku_float_hi_v4si): Ditto.
8637 (vec_unpacku_float_lo_v4si): Ditto.
8638 (movmisalign<mode>): Ditto.
8639 (vector_ceil<mode>2): New patterns for vectorizing math library.
8640 (vector_floor<mode>2): Ditto.
8641 (vector_btrunc<mode>2): Ditto.
8642 (vector_copysign<mode>3): Ditto.
8644 * config/rs6000/predicates.md (easy_vector_constant_msb): New
8645 predicate for setting the high bit in each word, used for copysign.
8647 * config/rs6000/ppc-asm.h (f19): Whitespace.
8648 (f32-f63): Define if VSX.
8649 (v0-v31): Define if Altivec.
8650 (vs0-vs63): Define if VSX.
8652 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
8654 * config/rs6000/power7.md: New file, provide tuning parameters for
8657 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
8658 (rs6000_cpu_cpp_builtins): Ditto.
8659 (altivec_overloaded_builtins): Ditto.
8660 (altivec_resolve_overloaded_builtin): Ditto.
8662 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
8663 debug switch to disable vectorizing simple math builtin
8666 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
8667 Vectorize simple math builtin functions.
8668 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
8669 hook to vectorize math builtins.
8670 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
8671 (rs6000_builtin_conversion): Add VSX/power7 support.
8672 (rs6000_builtin_vec_perm): Ditto.
8673 (vsplits_constant): Add support for loading up a vector constant
8674 with just the high bit set in each part.
8675 (rs6000_expand_vector_init): Add VSX/power7 support.
8676 (rs6000_expand_vector_set): Ditto.
8677 (rs6000_expand_vector_extract): Ditto.
8678 (rs6000_emit_move): Ditto.
8679 (bdesc_3arg): Ditto.
8680 (bdesc_2arg): Ditto.
8681 (bdesc_1arg): Ditto.
8682 (rs6000_expand_ternop_builtin): Ditto.
8683 (altivec_expand_builtin): Ditto.
8684 (rs6000_expand_unop_builtin): Ditto.
8685 (rs6000_init_builtins): Ditto.
8686 (altivec_init_builtins): Ditto.
8687 (builtin_function_type): Ditto.
8688 (rs6000_common_init_builtins): Ditto.
8689 (rs6000_handle_altivec_attribute); Ditto.
8690 (rs6000_mangle_type): Ditto.
8691 (rs6000_vector_mode_supported_p): Ditto.
8692 (rs6000_mode_dependent_address): Altivec addresses with AND -16
8695 * config/rs6000/vsx.md: New file for VSX support.
8697 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
8698 identifing values with just the most significant bit set.
8699 (enum rs6000_builtins): Add builtins for VSX. Add simple math
8700 vectorized builtins.
8702 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
8703 (UNSPEC_VRFIM): Delete.
8704 (splitter for loading up vector with most significant bit): New
8705 splitter for vectorizing copysign.
8706 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
8707 vectorizing simple math functions.
8708 (altivec_vrfip): Add support for vectorizing simple math functions.
8709 (altivec_vrfim): Ditto.
8710 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
8712 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
8713 (power7.md, vsx.md): Include for power7 support.
8714 (copysigndf3): Use VSX instructions if -mvsx.
8715 (negdf2_fpr): Ditto.
8716 (absdf2_fpr): Ditto.
8717 (nabsdf2_fpr): Ditto.
8718 (adddf3_fpr): Ditto.
8719 (subdf3_fpr): Ditto.
8720 (muldf3_fpr): Ditto.
8721 (divdf3_fpr): Ditto.
8722 (fix_truncdfdi2_fpr): Ditto.
8723 (cmpdf_internal1): Ditto.
8724 (fred, fred_fpr): Convert into expander/insn to add VSX support.
8725 (btruncdf2, btruncdf2_fpr): Ditto.
8726 (ceildf2, ceildf2_fpr): Ditto.
8727 (floordf2, floordf2_fpr): Ditto.
8728 (floatdidf2, floatdidf2_fpr): Ditto.
8729 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
8730 (fmsubdf4_fpr): Ditto.
8731 (fnmadddf4_fpr_1): Ditto.
8732 (fnmadddf4_fpr_2): Ditto.
8733 (fnmsubdf4_fpr_1): Ditto.
8734 (fnmsubdf4_fpr_2): Ditto.
8735 (fixuns_truncdfdi2): Add expander for VSX support.
8736 (fix_truncdfdi2): Ditto.
8737 (fix_truncdfsi2): Ditto.
8739 (btruncsf2): Whitespace.
8740 (movdf_hardfloat32): Add support for VSX registers.
8741 (movdf_softfloat32): Ditto.
8742 (movdf_hardfloat64): Ditto.
8743 (movdf_hardfloat64_mfpgpr): Ditto.
8744 (movdf_softfloat64): Ditto.
8745 (movti splitters): Add check for vector registers supporting
8746 TImode in the future.
8747 (bpermd): Add power7 bpermd instruction.
8749 * config/rs6000/altivec.h (vec_div): Define if VSX.
8753 (vec_nearbyint): Ditto.
8756 (all predicates): Use the generic builtin function, and not the V4SF
8757 specific function so that the predicates will work with VSX's V2DF.
8761 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
8762 Document new VSX functions and types.
8764 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
8767 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
8768 "wa", and "j" constraints. Modify "v" to talk about Altivec
8769 instead of just vector.
8771 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
8774 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
8775 location for phi arguments.
8776 (rewrite_update_phi_arguments): Find locations for reaching defs.
8777 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8778 Add location to add_phi_arg calls.
8779 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
8780 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
8781 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
8782 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
8783 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
8784 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
8785 * tree-phinodes.c (make_phi_node): Initialize location.
8786 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
8787 (add_phi_arg): Add location parameter.
8788 (remove_phi_arg_num): Move location when moving phi argument.
8789 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
8791 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
8792 slpeel_update_phi_nodes_for_guard1,
8793 slpeel_update_phi_nodes_for_guard2,
8794 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
8795 vect_loop_versioning): Set locations.
8796 * tree-parloops.c (create_phi_for_local_result,
8797 transform_to_exit_first_loop, create_parallel_loop): Add locations.
8798 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
8799 * tree-vect-loop.c (get_initial_def_for_induction,
8800 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
8802 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
8803 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
8804 (gimple_phi_arg_set_location): New. Set locus.
8805 (gimple_phi_arg_has_location): New. Check for locus.
8806 (redirect_edge_var_map_location): New. Return locus from var_map.
8807 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
8808 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
8809 combining PHI arguments.
8810 (cond_store_replacement): Set location.
8811 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
8812 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
8813 scop_add_exit_phis_edge): Add locations.
8814 * tree-cfgcleanup.c (remove_forwarder_block,
8815 remove_forwarder_block_with_phi): Add locations.
8816 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
8817 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
8819 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
8820 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
8821 flush_pending_stmts): Add source location.
8822 * lambda-code.c (perfect_nestify): Maintain location stack with argument
8823 stack to preserve locations.
8824 * tree-vect-stmts.c (vectorizable_load): Add location.
8825 * tree-inline.c (copy_phis_for_bb): Copy locus.
8826 (setup_one_parameter): Add call locus to inlined parameter stmts.
8827 (initialize_inlined_parameters): Pass in call location as parameter
8829 (tree_function_versioning): Pass location to setup_one_parameter.
8830 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
8831 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
8832 copy and edge lists.
8833 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
8834 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
8835 locus parameter and override the stmt default if provided.
8836 (new_elim_graph, clear_elim_graph, delete_elim_graph,
8837 elim_graph_add_edge, elim_graph_remove_succ_edge,
8838 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
8839 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
8840 eliminate_phi): Add locus info in elimination graph for each edge and
8842 (insert_backedge_copies): Copy locus if present.
8843 * tree-flow.h (struct _edge_var_map): Add locus field.
8844 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
8845 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
8846 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
8848 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
8850 2009-07-30 Martin Jambor <mjambor@suse.cz>
8852 PR tree-optimization/40570
8853 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
8856 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
8858 * ssa-loop-manip.c: Include langhooks.h.
8859 (rewrite_phi_with_iv): New.
8860 (rewrite_all_phi_nodes_with_iv): New.
8861 (canonicalize_loop_ivs): Move here from tree-parloops.c.
8862 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
8863 * tree-parloops.c (loop_parallel_p): Move out all conditions
8864 except dependency check.
8865 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
8866 (gen_parallel_loop): Call canonicalize_loop_ivs without
8867 reduction_list argument.
8868 (build_new_reduction): New.
8869 (gather_scalar_reductions): New.
8870 (try_get_loop_niter): New.
8871 (try_create_reduction_list): New.
8872 (parallleize_loops): Change the parallel conditions check.
8873 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
8874 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
8876 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
8878 * opt-functions.awk (opt_args): Allow argument to be enclosed in
8880 * doc/options.texi (Option properties): Mention new quoting syntax.
8882 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8884 * config/alpha/alpha.c (alpha_start_function):
8885 Handle VMS_DEBUG_MAIN_POINTER
8886 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
8887 * doc/invoke.texi: Document -mdebug-main switch.
8889 2009-07-29 Richard Henderson <rth@redhat.com>
8891 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
8892 (cgraph_create_edge_including_clones): Likewise.
8893 * tree-inline.c (copy_bb): Operate on the correct edges
8894 when updating the callgraph.
8896 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8898 * config/alpha/vms-cc.c: Deleted.
8899 * config/alpha/vms-ld.c: Deleted.
8900 * config/alpha/t-vms64: Moved to config/vms
8901 * config/alpha/vms-crt0-64.c: Moved to config/vms
8902 * config/alpha/vms-crt0.c: Moved to config/vms
8903 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
8904 * config/alpha/vms-psxcrt0.c: Moved to config/vms
8905 * config/alpha/xm-vms.h: Moved to config/vms
8906 * config/alpha/x-vms: Moved to config/vms
8907 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
8909 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
8910 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
8912 * config/vms/t-vms64: Moved here from config/alpha
8913 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
8914 (argc,argv,envp): Enforce 32bit malloc'ing.
8915 * config/vms/vms-psxcrt0-64.c: Likewise.
8916 * config/vms/vms-crt0.c: Moved here from config/alpha.
8917 * config/vms/vms-psxcrt0.c: Likewise.
8918 * config/vms/vms-crtl-64.h: New file.
8919 * config/vms/vms-crtl.h: New file.
8920 * config/vms/vms.opt: New file.
8921 * config/vms/xm-vms64.h: New file.
8922 * config/vms/xm-vms.h: Moved here from config/alpha.
8923 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
8925 * config/vms/x-vms: Moved here from config/alpha.
8926 (version, VMS_EXTRA_PARTS): Moved to t-vms.
8927 (vms-ld.o, vms-cc.o): Removed.
8928 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
8930 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8932 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
8933 correct stack (obvious VMS fix).
8935 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8937 * dwarf2out.c (output_file_names): Output VMS style file name, size,
8938 date, version info if VMS_DEBUGGING_INFO defined.
8939 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
8940 size, date calculating code moved here.
8942 2009-07-29 Paul Brook <paul@codesourcery.com>
8944 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
8947 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
8950 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
8951 to DImode when generating insq_le insn.
8953 2009-07-28 Douglas B Rupp <rupp@gnat.com>
8955 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
8956 New macro set for VMS_DEBUGGGING_INFO.
8957 (AT_string_form): Use it.
8959 2009-07-28 DJ Delorie <dj@redhat.com>
8961 * config/mep/mep.c (vtext_section): New.
8962 (vftext_section): New.
8963 (ftext_section): New.
8964 (mep_select_section): Add support for functions.
8965 (mep_unique_section): Likewise.
8966 (mep_asm_init_sections): Likewise.
8967 (mep_encode_section_info): Remove it from here.
8969 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
8971 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
8973 * tree.h (TREE_DEPRECATED): Document it is used for types too.
8974 (TYPE_VECTOR_OPAQUE): Use default_def_flag
8976 2009-07-28 Douglas B Rupp <rupp@gnat.com>
8978 * dwarf2out.c (output_file_names): Test new macro
8979 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
8980 (add_comp_dir_attribute): Likewise.
8982 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
8984 * config/i386/mingw-w64.h (LINK_SPEC): Add
8985 separating space between commands.
8987 2009-07-28 Jan Hubicka <jh@suse.cz>
8989 PR tree-optimization/40759
8990 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
8993 2009-07-27 DJ Delorie <dj@redhat.com>
8995 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
8996 types are dword-aligned.
8997 (mep_expand_va_start): Likewise.
8999 2009-07-27 Olivier Hainque <hainque@adacore.com>
9000 Douglas B Rupp <rupp@gnat.com>
9002 * convert.c (convert_to_pointer): Don't assume the target
9003 pointer type is POINTER_SIZE long. Fetch its precision instead.
9005 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9007 * system.h (fopen): Undefine if macro.
9009 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9011 * dwarf2out.c (output_cfi_p): Removed.
9012 (output_cfis): New function.
9013 (output_fde): New function, split from output_call_frame_info.
9014 (output_call_frame_info): Use it.
9015 (dwarf2out_switch_text_section): Use output_cfis.
9017 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9019 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9020 TARGET_BI_ARCH is specified without enabling SJLJ.
9021 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9022 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9024 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9026 * arm.md (negdi2): Use DImode if forcing a value into a register.
9028 2009-07-26 Ira Rosen <irar@il.ibm.com>
9030 PR tree-optimization/40801
9031 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9032 of vector operand from the previous copy of vector statement.
9033 Pass the correct definition type value to
9034 vect_get_vec_def_for_stmt_copy().
9036 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9038 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9039 const char ** conversion.
9041 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9043 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9044 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9045 (gcc_unreachable): Invoke __builtin_unreachable() if
9046 !ENABLE_ASSERT_CHECKING.
9048 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9050 PR rtl-optimization/40445
9051 * emit-rtl.c (next_nonnote_insn_bb): New function.
9052 * rtl.h (next_nonnote_insn_bb): Declare new function.
9053 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9054 with no successors that is the successor of the ENTRY_BLOCK.
9055 Continue from the top after removing an empty fallthrough block.
9056 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9057 of next_nonnote_insn.
9059 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9061 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9063 2009-07-25 Martin Jambor <mjambor@suse.cz>
9065 * c-common.c (c_common_attribute_table): New element for noclone.
9066 (handle_noclone_attribute): New function. Forward-declare.
9067 * tree-inline.c (tree_versionable_function_p): Check for noclone
9069 * doc/extend.texi (Labels as Values): Document need for noclone.
9070 (Function Attributes): Document noclone attribute.
9072 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9074 PR rtl-optimization/34999
9075 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9076 and dw_fde_switched_cold_to_hot fields.
9077 (output_cfi_p): New function.
9078 (output_call_frame_info): If fde->dw_fde_switched_sections,
9079 output 2 FDEs instead of one with corrupted header.
9080 (dwarf2out_do_cfi_startproc): New function.
9081 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9082 and fde->dw_fde_switched_cold_to_hot.
9083 (dwarf2out_switch_text_section): Compute
9084 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9085 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9086 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9087 Otherwise, compute fde->dw_fde_switch_cfi.
9089 2009-07-24 Cary Coutant <ccoutant@google.com>
9091 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9093 2009-07-24 Cary Coutant <ccoutant@google.com>
9095 * cfghooks.c (split_block): Copy discriminator to new block.
9096 * tree-cfg.c (assign_discriminator): Check location of last
9097 instruction in block as well as first.
9099 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9101 * config/i386/linux.c: Use fputs or putc instead of fprintf
9103 * config/i386/gas.h: Ditto.
9104 * config/i386/x86-64.h: Ditto.
9105 * config/i386/att.h: Ditto.
9107 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9109 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9112 2009-07-24 Martin Jambor <mjambor@suse.cz>
9114 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9115 (ipa_push_func_to_list_1): Declare.
9116 (ipa_push_func_to_list): New function.
9118 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9119 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9120 (ipa_push_func_to_list): Removed.
9121 (ipa_pop_func_from_list): Clear node_enqueued flag.
9123 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9125 * config/s390/s390.c (override_options): Default
9126 max-unrolled-insns to 100 for z10 tuning.
9128 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9130 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9131 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9132 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9133 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9134 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9135 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9136 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9138 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9140 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9141 use default set in mingw32.h header.
9142 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9143 64-bit /mingw/include path.
9144 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9147 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9149 PR rtl-optimization/40209
9150 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9152 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9154 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9155 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9156 with the rest of string where appropriate. Use fputs or putc
9157 instead of fprintf where appropriate.
9159 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9160 Pat Haugen <pthaugen@us.ibm.com>
9161 Revital Eres <ERES@il.ibm.com>
9163 * config/rs6000/vector.md: New file. Move most of the vector
9164 expander support here from altivec.md to allow for the VSX vector
9165 unit in the future. Add support for secondary_reload patterns.
9166 Rewrite the patterns for vector comparison, and vector comparison
9167 predicate instructions so that the RTL expresses the desired
9168 behavior, instead of using unspec.
9170 * config/rs6000/constraints.md ("f" constraint): Use
9171 rs6000_constraints to hold the precalculated register class.
9172 ("d" constraint): Ditto.
9173 ("wd" constraint): New constraint for VSX.
9174 ("wf" constraint): Ditto.
9175 ("ws" constraint): Ditto.
9176 ("wa" constraint): Ditto.
9177 ("wZ" constraint): Ditto.
9178 ("j" constraint): Ditto.
9180 * config/rs6000/predicates.md (vsx_register_operand): New
9182 (vfloat_operand): New predicate for vector.md.
9183 (vint_operand): Ditto.
9184 (vlogical_operand): Ditto.
9185 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9186 (easy_vector_constant): Add VSX support.
9187 (altivec_indexed_or_indirect_operand): New predicate for
9188 recognizing Altivec style memory references with AND -16.
9190 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9191 for vector secondary reload support.
9192 (rs6000_vector_reg_class): Delete, replacing it with
9194 (rs6000_vsx_reg_class): Ditto.
9195 (rs6000_constraints): New array to hold the register classes of
9196 each of the register constraints that can vary at runtime.
9197 (builtin_mode_to_type): New static array for builtin function type
9199 (builtin_hash_table): New static hash table for builtin function
9201 (TARGET_SECONDARY_RELOAD): Define target hook.
9202 (TARGET_IRA_COVER_CLASSES): Ditto.
9203 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9204 registers are 128 bits if VSX memory reference instructions are used.
9205 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9207 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9208 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9209 Print several of the scheduling related parameters.
9210 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9211 rs6000_constraints instead of rs6000_vector_reg_class. Move
9212 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9213 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9214 Altivec. Add VSX support. Setup for secondary reload support on
9215 Altivec/VSX registers.
9216 (rs6000_override_options): Make power7 set the scheduling groups
9217 like the power5. Add support for new debug switches to override
9218 the scheduling defaults. Temporarily disable -mcpu=power7 from
9219 setting -mvsx. Add support for debug switches -malways-hint,
9220 -msched-groups, and -malign-branch-targets.
9221 (rs6000_buitlin_conversion): Add support for returning unsigned
9222 vector conversion functions to fix regressions due to stricter
9224 (rs6000_builtin_mul_widen_even): Ditto.
9225 (rs6000_builtin_mul_widen_odd): Ditto.
9226 (rs6000_builtin_vec_perm): Ditto.
9227 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9228 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9230 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9232 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9233 VSX types for bit operations. Changes to accomidate vector.md.
9234 (bdesc_2arg): Ditto.
9235 (bdesc_1arg): Ditto.
9236 (struct builtin_description_predicates): Rewrite predicate
9237 handling so that RTL describes the operation, instead of passing
9238 the instruction to be used as a string argument.
9239 (bdesc_altivec_preds): Ditto.
9240 (altivec_expand_predicate_builtin): Ditto.
9241 (altivec_expand_builtin): Ditto.
9242 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9243 statement for vsldoi support.
9244 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9245 (altivec_expand_st_builtin): Ditto.
9246 (paired_expand_builtin): Whitespace changes.
9247 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9248 builtin_mode_to_type table for secondary reload. Call
9249 builtin_function_type to build random builtin functions.
9250 (altivec_init_builtins): Change to use builtin_function_type to
9251 create builtin function types dynamically as we need them.
9252 (builtin_hash_function): New support for hashing the tree types
9253 for builtin function as we need it, rather than trying to build
9254 all of the trees that we need. Add initial preliminary VSX support.
9255 (builtin_function_type): Ditto.
9256 (builtin_function_eq): Ditto.
9257 (builtin_hash_struct): Ditto.
9258 (rs6000_init_builtins): Ditto.
9259 (rs6000_common_init_builtins): Ditto.
9260 (altivec_init_builtins): Ditto.
9261 (rs6000_common_init_builtins): Ditto.
9262 (enum reload_reg_type): New enum for simplifing reg classes.
9263 (rs6000_reload_register_type): Simplify register classes into GPR,
9264 Vector, and other registers. Altivec and VSX addresses in reload.
9265 (rs6000_secondary_reload_inner): Ditto.
9266 (rs6000_ira_cover_classes): New target hook, that returns the
9267 appropriate cover classes, based on -mvsx being used or not.
9268 (rs6000_secondary_reload_class): Add VSX support.
9269 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9270 (get_vsel_insn): Ditto.
9271 (rs6000_emit_vector_compare): Rewrite vector conditional support
9272 so that where we can, we use RTL operators, instead of blindly use
9274 (rs6000_emit_vector_select): Ditto.
9275 (rs6000_emit_vector_cond_expr): Ditto.
9276 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9277 (create_TOC_reference): Add -mdebug=addr support.
9278 (emit_frame_save): VSX loads/stores need register indexed addressing.
9280 * config/rs6000/rs6000.md: Include vector.md.
9282 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9284 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9285 support for V2DI, V2DF in logical, permute, select operations.
9287 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9288 switch for vsx/power7.
9289 (-mvsx-scalar-memory): Ditto.
9290 (-mvsx-align-128): Ditto.
9291 (-mallow-movmisalign): Ditto.
9292 (-mallow-df-permute): Ditto.
9293 (-msched-groups): Ditto.
9294 (-malways-hint): Ditto.
9295 (-malign-branch-targets): Ditto.
9297 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9299 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9300 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9301 (rs6000_vector_reg_class): Delete.
9302 (rs6000_vsx_reg_class): Ditto.
9303 (enum rs6000_reg_class_enum): New enum for the constraints that
9304 vary based on target switches.
9305 (rs6000_constraints): New array to hold the register class for all
9306 of the register constraints that vary based on the switches used.
9307 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9308 (enum rs6000_builtins): Add unsigned varients for the builtin
9309 declarations returned by target hooks for expanding multiplies,
9310 select, and permute operations. Add VSX builtins.
9311 (enum rs6000_builtin_type_index): Add entries for VSX.
9312 (V2DI_type_node): Ditto.
9313 (V2DF_type_node): Ditto.
9314 (unsigned_V2DI_type_node): Ditto.
9315 (bool_long_type_node): Ditto.
9316 (intDI_type_internal_node): Ditto.
9317 (uintDI_type_internal_node): Ditto.
9318 (double_type_internal_node): Ditto.
9320 * config/rs6000/altivec.md (whole file): Move all expanders to
9321 vector.md from altivec.md. Rename insn matching functions to be
9323 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9324 (altivec_vcmp*): Ditto.
9325 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9326 (VM): New iterator for moves that includes the VSX types.
9327 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9328 (altivec_vperm_<mode>_uns): New, for unsigned types.
9329 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9330 (altivec_eq<mode>): Ditto.
9331 (altivec_gt<mode>): Ditto.
9332 (altivec_gtu<mode>): Ditto.
9333 (altivec_eqv4sf): Ditto.
9334 (altivec_gev4sf): Ditto.
9335 (altivec_gtv4sf): Ditto.
9336 (altivec_vcmpbfp_p): Ditto.
9338 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9340 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9343 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9346 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9347 ASM_SHORT instead of .word.
9348 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9349 instead of .word in asm template.
9351 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9354 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9355 (process_bb_node_lives): Use it.
9357 * ira.c (setup_cover_and_important_classes): Don't setup
9358 ira_important_class_nums. Add cover classes to the end of
9360 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9362 (find_reg_class_closure): Use reorder_important_classes.
9364 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9366 * config/i386/i386.c (i386_ira_cover_classes): New function.
9367 (TARGET_IRA_COVER_CLASSES): Redefine.
9369 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9370 importance of order of cover classes in the array.
9372 2009-07-22 Diego Novillo <dnovillo@google.com>
9374 * tree-pass.h (TDF_EH): Define.
9375 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9376 contains TDF_EH, print the EH region number holding GS.
9377 * tree-dump.c (dump_options): Add "eh".
9378 * doc/invoke.texi: Document it.
9380 2009-07-22 Doug Kwan <dougkwan@google.com>
9382 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9384 2009-07-22 Michael Matz <matz@suse.de>
9386 PR tree-optimization/35229
9387 PR tree-optimization/39300
9389 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9390 (inhibit_phi_insertion): New function.
9391 (insert_into_preds_of_block): Call it for REFERENCEs.
9392 (init_pre): Initialize and finalize scalar evolutions.
9393 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9395 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9397 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9398 Use CONST_VECTOR_NUNITS to determine number of elements.
9400 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9402 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9403 (U, W): Constraints are now deprecated and will be removed if we
9405 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9407 ("prefetch"): Add the stcmh instruction for prefetching.
9408 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9410 (s390_short_displacement): Return always true if compiling for
9411 machines not providing the long displacement facility.
9412 (s390_mem_constraint): Support the new constraint letter Z.
9413 (s390_check_qrst_address): New function.
9415 2009-07-21 DJ Delorie <dj@redhat.com>
9417 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9420 2009-07-21 Jason Merrill <jason@redhat.com>
9422 * c-common.c (max_tinst_depth): Increase default to 1024.
9424 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9426 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9427 (vec_unpacku_float_lo_v4si): Ditto.
9429 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9432 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9433 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9434 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9435 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9437 2009-07-21 Jakub Jelinek <jakub@redhat.com>
9439 PR tree-optimization/40813
9440 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
9443 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
9445 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
9446 with a NOP_EXPR if needed.
9448 2009-07-21 Paul Brook <paul@codesourcery.com>
9450 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
9451 Terminate debug dump with newline.
9453 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9455 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
9456 Cast "1" to unsigned HOST_WIDE_INT.
9457 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
9458 deposit length to the maximum length - lsb. Extend length if
9459 HOST_BITS_PER_WIDE_INT is 32.
9461 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9463 * cgraph.h (constant_pool_htab): New function.
9464 (constant_descriptor_tree): Move from varasm.c.
9465 * varasm.c (constant_pool_htab): New function.
9466 (constant_descriptor_tree): Move to cgraph.h.
9468 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9470 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
9472 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
9474 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
9477 2009-07-20 Xinliang David Li <davidxl@google.com>
9479 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
9481 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
9483 * config/mips/mips.md (move_type): Add arith.
9484 (type): Handle arith.
9485 (zero_extendsidi2): Rename this into ...
9486 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
9487 (zero_extendsidi2): New expander.
9488 (*zero_extendsidi2_dext): New pattern.
9490 2009-07-20 Nick Clifton <nickc@redhat.com>
9492 * config.gcc (mips64-*-*): Add definition of tm_defines in order
9493 to set MIPS_ABI_DEFAULT.
9494 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
9496 2009-07-20 Jakub Jelinek <jakub@redhat.com>
9498 * tree-object-size.c (addr_object_size): Handle unions with
9499 array in it as last field of structs in __bos (, 1) as __bos (, 0).
9501 PR tree-optimization/40792
9502 * tree.c (build_function_type_skip_args): Remove bogus assert.
9504 2009-07-20 Jan Hubicka <jh@suse.cz>
9505 Martin Jambor <mjambor@suse.cz>
9507 * cgraph.h (combined_args_to_skip): New field.
9508 * cgraph.c (cgraph_create_virtual_clone): Properly handle
9509 combined_args_to_skip and args_to_skip.
9510 * tree-inline.c (update_clone_info): New function.
9511 (tree_function_versioning): Call update_clone_info.
9512 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
9514 (cgraph_materialize_all_clones): More extensive dumping, working
9515 with combined_args_to_skip rather than args_to_skip.
9517 2009-07-20 Ira Rosen <irar@il.ibm.com>
9519 * tree-vectorizer.h (vectorizable_condition): Add parameters.
9520 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
9521 (get_initial_def_for_reduction): Likewise.
9522 (vectorizable_reduction): Skip the check of first operand in case
9523 of COND_EXPR. Add check that it is outer loop vectorization if
9524 nested cycle was detected. Call vectorizable_condition() for
9525 COND_EXPR. If reduction epilogue cannot be created do not fail for
9526 nested cycles (if it is not double reduction). Assert that there
9527 is only one type in the loop in case of COND_EXPR. Call
9528 vectorizable_condition() to vectorize COND_EXPR.
9529 * tree-vect-stmts.c (vectorizable_condition): Update comment.
9530 Add parameters. Allow nested cycles if called from
9531 vectorizable_reduction(). Use reduction vector variable if provided.
9532 (vect_analyze_stmt): Call vectorizable_reduction() before
9533 vectorizable_condition().
9534 (vect_transform_stmt): Update call to vectorizable_condition().
9536 2009-07-20 Christian Bruel <christian.bruel@st.com>
9538 * config/sh/sh.opt (-mfmovd): Resurrect and document.
9539 * doc/invoke.texi (-mfmovd): Likewise.
9540 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
9542 2009-07-20 Jan Hubicka <jh@suse.cz>
9544 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
9545 when handling SSA name.
9547 2009-07-19 Jan Hubicka <jh@suse.cz>
9549 PR tree-optimization/40676
9550 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
9551 virtual PHIs in empty BBs.
9553 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9555 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
9556 re-expanded the compound use gen_lowpart instead to convert to the
9559 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9561 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
9562 OUTER_CONST arguments.
9563 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
9564 the new wider mode will be masked off.
9565 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
9567 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9569 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
9570 high-order bits are zero.
9572 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9574 * combine.c (simplify_shift_const_1): Split code to determine
9576 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
9577 new bits shifted in are identical to the old sign bit.
9579 2009-07-18 Richard Guenther <rguenther@suse.de>
9582 * gimplify.c (gimplify_call_expr): Reject code using results from
9583 functions returning void.
9585 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9587 * doc/md.texi: Document the new PowerPC "es" constraint.
9588 Document that "m" can include automodified addresses on this target,
9589 and explain how %U must be used. Extend the "Q" and "Z" documentation
9590 to suggest "es" as well as "m".
9591 * config/rs6000/constraints.md (es): New memory constraint.
9592 (Q, Z): Update strings to match new documentation.
9594 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9596 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
9597 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
9598 * config/rs6000/predicates.md (volatile_mem_operand): Use
9599 offsettable_nonstrict_memref_p.
9600 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
9601 (*floatunssidf2_internal): Likewise.
9602 (*fix_truncdfsi2_internal): Likewise.
9603 (*fix_trunctfsi2_internal): Likewise.
9605 2009-07-17 Anatoly Sokolov <aesok@post.ru>
9607 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
9609 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9611 2009-07-17 Richard Guenther <rguenther@suse.de>
9614 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
9615 (pass_warn_unused_result): Likewise.
9616 (TODO_set_props): Remove.
9617 * omp-low.c (diagnose_omp_structured_block_errors): Change to
9619 (pass_diagnose_omp_blocks): Define.
9620 * c-decl.c (pop_file_scope): Do not finalize the CU here.
9621 (c_gimple_diagnostics_recursively): Remove.
9622 (finish_function): Do not call it.
9623 (c_write_global_declarations): Continue after errors.
9624 Finalize the CU here.
9625 * c-gimplify.c (c_genericize): Do not gimplify here.
9626 * c-common.c (c_warn_unused_result): Move ...
9627 * tree-cfg.c (do_warn_unused_result): ... here.
9628 (run_warn_unused_result): New function.
9629 (gate_warn_unused_result): New function.
9630 (pass_warn_unused_result): New pass.
9631 * c-common.h (c_warn_unused_result): Remove.
9632 * flags.h (flag_warn_unused_result): Declare.
9633 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
9634 * opts.c (flag_warn_unused_result): Initialize to false.
9635 * toplev.c (compile_file): Add comment.
9636 * omp-low.c (create_omp_child_function): Do not register
9637 the function with the frontend.
9638 (diagnose_omp_structured_block_errors): Prepare to be
9639 called as optimization pass.
9640 (gate_diagnose_omp_blocks): New function.
9641 (pass_diagnose_omp_blocks): New pass.
9642 * cgraph.h (cgraph_optimize): Remove.
9643 (cgraph_analyze_function): Likewise.
9644 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
9645 * cgraphunit.c (cgraph_lower_function): Lower nested functions
9646 before their parents here.
9647 (cgraph_finalize_function): Not here.
9648 (cgraph_analyze_function): Gimplify functions here.
9649 (cgraph_finalize_compilation_unit): Continue after errors.
9650 Optimize the callgraph from here.
9651 (cgraph_optimize): Make static.
9652 * langhooks.c (write_global_declarations): Finalize the CU.
9653 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
9654 (gimplify_function_tree): Assert we gimplify only once.
9655 Set PROP_gimple_any property.
9656 * tree-nested.c (gimplify_all_functions): New function.
9657 (lower_nested_functions): Gimplify all nested functions.
9658 * gimple.h (diagnose_omp_structured_block_errors): Remove.
9659 * passes.c (init_optimization_passes): Add pass_warn_unused_result
9660 and pass_diagnose_omp_blocks after gimplification. Do not
9661 set TODO_set_props on all_lowering_passes.
9662 (execute_one_pass): Do not handle TODO_set_props.
9663 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
9664 (gimplify.o): Add tree-pass.h dependency.
9665 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
9666 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
9667 (unsave_r): Likewise.
9668 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
9671 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
9673 * doc/service.texi (Service): Restore previously removed link,
9674 which isn't broken after all.
9676 2009-07-17 Richard Guenther <rguenther@suse.de>
9678 PR tree-optimization/40321
9679 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
9680 PHI nodes to the maximal set.
9681 (make_values_for_phi): Add PHI arguments to the maximal set.
9682 (execute_pre): Dump PHI_GEN and the maximal set.
9684 2009-07-17 Jakub Jelinek <jakub@redhat.com>
9687 * gimplify.c (gimplify_conversion): Don't change non-conversions into
9690 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
9692 * doc/extend.texi (Nested Functions): Replace broken link with
9694 * doc/service.texi (Service): Remove broken link.
9696 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
9699 * builtins.c (expand_builtin_memcmp): Use loc instead of
9700 EXPR_LOCATION (exp).
9701 (expand_builtin_strncmp): Likewise.
9703 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
9704 Manuel López-Ibáñez <manu@gcc.gnu.org>
9707 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
9708 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
9709 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
9710 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
9711 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
9712 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
9713 tree-inline.c, c-common.c, c-common.h, gimple.c,
9714 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
9715 convert.c: Add location argument to fold_{unary,binary,ternary},
9716 fold_build[123], build_call_expr, build_size_arg,
9717 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
9718 fold_build1_initializer, fold_build2_initializer,
9719 fold_build3_initializer, fold_build_call_array,
9720 fold_build_call_array_initializer, fold_single_bit_test,
9721 omit_one_operand, omit_two_operands, invert_truthvalue,
9722 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
9723 combine_comparisons, fold_builtin_*, fold_call_expr,
9724 build_range_check, maybe_fold_offset_to_address, round_up,
9727 2009-07-16 Jason Merrill <jason@redhat.com>
9730 * c-common.c (c_common_reswords): Add __is_standard_layout
9732 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
9733 * doc/implement-cxx.texi: New.
9734 * doc/gcc.texi: Include it.
9736 2009-07-16 DJ Delorie <dj@redhat.com>
9738 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
9739 compares that may be indirectly affected by previous instructions.
9741 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9743 * builtins.c (do_mpc_arg2): New.
9744 (fold_builtin_2): Fold builtin cpow.
9745 * real.h (HAVE_mpc_pow): New.
9747 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
9749 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
9750 comparison to skip unprofitable schedule
9752 2009-07-16 Simon Baldwin <simonb@google.com>
9754 * gcc.c (option_map): New flag -no-canonical-prefixes.
9755 * (display_help): Print help text for new flag.
9756 * (process_command): Move options translation and language specifics
9757 and handle new flag early. Use it to set a function pointer to a
9758 prefix builder. Replace make_relative_prefix calls with calls to
9759 the function pointed to. Ignore new flag in regular options handling.
9760 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
9762 2009-07-15 DJ Delorie <dj@redhat.com>
9764 * config/mep/mep.md (sibcall_internal): Change register to avoid
9766 (sibcall_value_internal): Likewise.
9768 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
9770 PR rtl-optimization/40710
9771 * resource.c (mark_target_live_regs): Reset DF problem to LR.
9773 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
9775 * config/mips/mips.md (*extenddi_truncate<mode>,
9776 *extendsi_truncate<mode>): Change type attribute to move_type
9777 with shift_shift. Split out code handling exts from here ...
9778 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
9780 (*extendhi_truncateqi): Change type attribute to move_type with
9781 shift_shift. Split out code handling exts from here ...
9782 (*extendhi_truncateqi_exts): ... to this new pattern.
9784 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
9786 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
9787 instead of "and" with inverted sign bit mask value. Use
9788 "nonimmediate_operand" for operand 1 and operand 2 predicate.
9789 Allocate registers only for operand 4 and operand 5.
9791 2009-07-15 Jakub Jelinek <jakub@redhat.com>
9794 * fold-const.c (fold_cond_expr_with_comparison): When folding
9795 < and <= to MIN, make sure the MIN uses the same type as the
9796 comparison's operands.
9798 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
9800 * arm.md (ior_xor): New code iterator.
9801 (split for ior/xor with shift and zero-extend): New split pattern.
9802 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
9804 2009-07-15 Richard Guenther <rguenther@suse.de>
9806 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
9809 2009-07-15 Richard Guenther <rguenther@suse.de>
9812 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
9814 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9816 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
9817 handle 2.6.30 kernel.
9819 2009-07-15 DJ Delorie <dj@redhat.com>
9821 * config/mep/mep.md (sibcall_internal): Change register to allow
9822 for 24-bit addresses.
9823 (sibcall_value_internal): Likewise.
9825 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
9827 * doc/invoke.texi: Added descriptions of the scheduling heuristics
9828 that are enabled/disabled by the flags introduced by a previous patch.
9830 2009-07-14 DJ Delorie <dj@redhat.com>
9832 * config/mep/mep.md (sibcall_internal): Include non-toggling
9834 (sibcall_value_internal): Likewise.
9836 2009-07-14 Taras Glek <tglek@mozilla.com>
9837 Rafael Espindola <espindola@google.com>
9839 * doc/sourcebuild.texi: Document install-plugin target.
9840 * configure.ac: Added install-plugin target to language makefiles.
9841 * configure: Regenerate.
9842 * Makefile.in: (install-plugin): Install more headers,
9843 depend on lang.install-plugin.
9845 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9847 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
9850 2009-07-14 DJ Delorie <dj@redhat.com>
9852 * config/mep/mep.c (mep_vliw_jmp_match): New function.
9853 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
9854 * config/mep/mep.md (sibcall_internal): Change test from
9855 mep_vliw_mode_match to mep_vliw_jmp_match.
9856 (sibcall_value_internal): Likewise.
9858 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
9860 * config/i386/sse.md (copysign<mode>3): New expander.
9861 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
9862 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
9863 Use ix86_build_const_vector.
9864 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
9865 IX86_BUILTIN_CPYSGNPD.
9866 (builtin_description): Add __builtin_ia32_copysignps and
9867 __builtin_ia32_copysignpd.
9868 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
9869 and BUILT_IN_COPYSIGNF.
9871 2009-07-13 Jason Merrill <jason@redhat.com>
9873 * builtins.c (can_trust_pointer_alignment): New fn.
9874 (get_pointer_alignment): Factor it out from here.
9875 * tree.h: Declare it.
9877 2009-07-14 David Edelsohn <edelsohn@gnu.org>
9879 * config/rs6000/predicates.md (offsettable_mem_operand): Test
9882 2009-07-14 Dodji Seketeli <dodji@redhat.com>
9886 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
9888 2009-07-14 Richard Guenther <rguenther@suse.de>
9889 Andrey Belevantsev <abel@ispras.ru>
9892 * cfgexpand.c (partition_stack_vars): Do not bother to update
9893 alias information when not optimizing.
9895 2009-07-14 Richard Guenther <rguenther@suse.de>
9896 Andrey Belevantsev <abel@ispras.ru>
9898 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
9899 (pt_solution_set): Likewise.
9900 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
9901 * tree-ssa-structalias.c (pt_solution_set): New function.
9902 * final.c (rest_of_clean_state): Free SSA data structures.
9903 * print-rtl.c (print_decl_name): Remove.
9904 (print_mem_expr): Implement in terms of print_generic_expr.
9905 * alias.c (ao_ref_from_mem): New function.
9906 (rtx_refs_may_alias_p): Likewise.
9907 (true_dependence): Query alias-export info.
9908 (canon_true_dependence): Likewise.
9909 (write_dependence_p): Likewise.
9910 * tree-dfa.c (get_ref_base_and_extent): For void types leave
9912 * emit-rtl.c (component_ref_for_mem_expr): Remove.
9913 (mem_expr_equal_p): Use operand_equal_p.
9914 (set_mem_attributes_minus_bitpos): Do not use
9915 component_ref_for_mem_expr.
9916 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
9917 (update_alias_info_with_stack_vars): Likewise.
9918 (partition_stack_vars): Call update_alias_info_with_stack_vars.
9919 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
9920 explicitly nor clear stmt operands.
9921 Free the decl-to-pointer map.
9922 * tree-optimize.c (execute_free_datastructures): Do not free
9923 SSA data structures here.
9924 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
9925 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
9926 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
9928 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
9930 2009-07-13 DJ Delorie <dj@redhat.com>
9932 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
9933 unrolling at the right iteration count.
9935 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
9938 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
9940 * haifa-sched.c (rank_for_schedule): Introduced flags to
9941 enable/disable individual scheduling heuristics.
9942 * common.opt: Introduced flags to enable/disable individual
9943 heuristics in the scheduler.
9944 * doc/invoke.texi: Introduced flags to enable/disable individual
9945 heuristics in the scheduler.
9947 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
9949 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
9950 config/i386/mingw-tls.c.
9951 * config/i386/mingw-tls.c: Removed.
9953 2009-07-13 Ira Rosen <irar@il.ibm.com>
9955 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
9956 checks access only relevant statements.
9957 (vectorizable_reduction): Likewise.
9959 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
9961 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
9962 just for 32-bit case.
9964 2009-07-12 Jan Hubicka <jh@suse.cz>
9966 PR tree-optimization/40585
9967 * except.c (expand_resx_expr): When there already is resume
9968 instruction, produce linked list.
9969 (build_post_landing_pads): Assert that resume is empty.
9970 (connect_post_landing_pads): Handle resume lists.
9971 (dump_eh_tree): Dump resume list.
9973 2009-07-12 Ira Rosen <irar@il.ibm.com>
9975 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
9976 with additional argument.
9977 * tree-vectorizer.h (enum vect_def_type): Add
9978 vect_double_reduction_def.
9979 (vect_is_simple_reduction): Add argument.
9980 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
9982 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
9983 vect_is_simple_reduction with additional argument.
9984 (vect_analyze_loop_operations): Handle exit phi nodes in case of
9986 (reduction_code_for_scalar_code): Handle additional codes by
9987 returning ERROR_MARK for them. Fix comment and indentation.
9988 (vect_is_simple_reduction): Fix comment, add argument to specify
9989 double reduction. Detect double reduction.
9990 (get_initial_def_for_induction): Fix indentation.
9991 (get_initial_def_for_reduction): Fix comment and indentation.
9992 Handle double reduction. Create initial definitions that do not
9993 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
9994 (vect_create_epilog_for_reduction): Fix comment, add argument to
9995 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
9996 epilogue result extraction. Create double reduction phi node and
9997 replace relevant uses.
9998 (vectorizable_reduction): Call vect_is_simple_reduction with
9999 additional argument. Fix indentation. Update epilogue code treatment
10000 according to the changes in reduction_code_for_scalar_code. Check
10001 for double reduction. Call vect_create_epilog_for_reduction with
10002 additional argument.
10003 * tree-vect-stmts.c (process_use): Handle double reduction, update
10005 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10006 (vect_get_vec_def_for_operand): Likewise.
10008 2009-07-12 Danny Smith <dansmister@gmail.com>
10010 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10011 dllexport if !TREE_PUBLIC.
10012 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10014 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10016 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10017 (avr_extra_arch_macro) Remove declatation.
10018 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10019 (avr_extra_arch_macro) Declare as static.
10020 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10022 2009-07-11 Jan Hubicka <jh@suse.cz>
10024 PR middle-end/48388
10025 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10027 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10030 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10031 cold_in_std_section bits.
10032 (dwarf2out_begin_prologue): Initialize them.
10033 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10034 if already covered by text_section or cold_text_section range.
10036 PR rtl-optimization/40667
10037 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10038 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10039 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10040 * config/i386/i386.c (ix86_minimum_alignment): New function.
10041 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10042 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10043 * emit-rtl.c (gen_reg_rtx): Likewise.
10044 * function.c (assign_parms): Likewise. If nominal_type needs
10045 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10046 rather than passed_type's alignment.
10049 * function.c (assign_parm_setup_stack): Adjust
10050 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10051 from nominal_mode on big endian.
10053 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10055 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10057 2009-07-10 DJ Delorie <dj@redhat.com>
10059 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10061 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10063 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10065 (thumb2_cbnz): Likewise.
10067 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10070 * config.gcc (supported_defaults): Add synci.
10071 (with_synci): Add validation.
10072 (all_defaults): Add synci.
10073 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10076 * config/mips/mips.opt (msynci): New option.
10077 * config/mips/mips.c (mips_override_options): Warn on use of
10078 -msynci for targets that do now support it.
10079 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10081 * gcc/doc/invoke.texi (-msynci): Document the new option.
10082 * doc/install.texi (--with-synci): Document the new option.
10084 2009-07-10 Richard Guenther <rguenther@suse.de>
10086 PR tree-optimization/40496
10087 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10088 the PHI result with a compatible type.
10090 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10094 * c.opt (Wunused-result): New.
10095 * doc/invoke.texi: Document it.
10096 * c-common.c (c_warn_unused_result): Use it.
10098 2009-07-09 DJ Delorie <dj@redhat.com>
10100 * targhooks.c (default_target_can_inline_p): Rename from
10101 default_target_option_can_inline_p.
10102 * targhooks.h (default_target_can_inline_p): Likewise.
10103 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10104 TARGET_OPTION_CAN_INLINE_P.
10105 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10106 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10107 (mep_target_can_inline_p): Rename from
10108 mep_target_option_can_inline_p.
10111 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10112 registers used to pass vectors.
10114 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10116 2009-07-09 Tom Tromey <tromey@redhat.com>
10118 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10119 * config/mmix/mmix.c: Include dwarf2.h.
10120 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10121 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10122 * config/sh/sh.c: Include dwarf2.h.
10123 * config/i386/i386.c: Include dwarf2.h.
10124 * Makefile.in (DWARF2_H): Remove 'elf'.
10125 * except.c: Include dwarf2.h.
10126 * unwind-dw2.c: Include dwarf2.h.
10127 * dwarf2out.c: Include dwarf2.h.
10128 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10129 * unwind-dw2-fde.c: Include dwarf2.h.
10130 * dwarf2asm.c: Include dwarf2.h.
10132 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10134 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10135 (max_issue): Use it.
10136 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10138 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10139 (region_sched_info): Update.
10140 * sched-ebb.c (ebb_sched_info): Update.
10141 * modulo-sched.c (sms_sched_info): Update.
10142 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10144 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10146 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10148 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10150 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10152 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10154 PR middle-end/40692
10155 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10156 arg1 with arg01 if arg1 is already INTEGER_CST.
10158 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10160 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10161 Transform (and (truncate)) into (truncate (and)).
10163 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10165 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10166 creating LHS paradoxical subregs. Fix surrounding returns to
10167 use NULL_RTX rather than 0.
10169 2009-07-08 DJ Delorie <dj@redhat.com>
10171 * config/mep/mep.c: (mep_option_can_inline_p): New.
10172 (TARGET_OPTION_CAN_INLINE_P): Define.
10174 2009-07-08 Mark Wielaard <mjw@redhat.com>
10177 * dwarf2out.c (add_data_member_location_attribute): When we have
10178 only a constant offset don't emit a new location description using
10179 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10182 2009-07-08 Richard Henderson <rth@redhat.com>
10185 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10186 (enum reg_class): Add CLOBBERED_REGS.
10187 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10188 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10189 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10190 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10191 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10192 force 64-bit sibcalls into R11.
10193 * config/i386/constraints.md (U): New constraint.
10194 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10195 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10196 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10198 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10200 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10202 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10203 * ebitmap.h (dump_ebitmap): Ditto.
10204 * optabs.h (optab_libfunc): Ditto.
10205 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10206 * tree-flow.h (vect_can_force_dr_alignment_p,
10207 get_vectype_for_scalar_type): Ditto.
10208 (vectorize_loops): Move prototype to ...
10209 * tree-vectorizer.h: ... here. Also, adjust comment.
10210 (vect_set_verbosity_level): Remove duplicate prototype.
10211 * tree-ssa-loop.c: Include tree-vectorizer.h.
10212 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10214 2009-07-08 Nick Clifton <nickc@redhat.com>
10216 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10219 2009-07-08 DJ Delorie <dj@redhat.com>
10221 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10222 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10223 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10225 * config/mep/intrinsics.md: Regenerated.
10226 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10227 registers when asm() or calls are detected.
10229 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10232 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10234 * gimple (gimple_build_call_from_tree): Likewise.
10235 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10236 no_warning flag before warning.
10238 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10240 * tree.c (set_expr_locus): Remove.
10241 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10242 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10244 * gimplify.c (internal_get_tmp_var): Likewise.
10245 (gimplify_call_expr): Likewise.
10246 (gimplify_one_sizepos): Likewise.
10248 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10251 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10252 to variables for debugging purposes.
10254 2009-06-23 Mark Loeser <mark@halcy0n.com>
10257 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10259 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10261 * pretty-print.c (pp_base_format): Remove %J.
10262 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10263 gcc_cxxdiag_char_table): Likewise.
10264 (init_dynamic_diag_info): Likewise.
10266 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10268 * pretty-print.c (pp_base_format): Remove %H.
10269 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10270 gcc_cxxdiag_char_table): Likewise.
10271 (init_dynamic_diag_info): Likewise.
10272 * config/mep/mep.c (mep_select_section): Likewise.
10274 2009-07-07 Duncan Sands <baldrick@free.fr>
10276 * final.c (pass_clean_state): Give the pass a name.
10277 * passes.c (pass_rest_of_compilation): Likewise.
10278 * tree-optimize.c (pass_all_optimizations): Likewise.
10280 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10282 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10283 an extra 'decl' for error_at.
10285 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10287 PR middle-end/40669
10288 * tree-tailcall.c (adjust_return_value_with_ops,
10289 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10290 if it has complex or vector type.
10292 2009-07-07 Olivier Hainque <hainque@adacore.com>
10294 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10297 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10299 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10301 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10303 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10304 * c-decl.c: Likewise.
10305 * function.c: Likewise.
10306 * varasm.c: Likewise.
10307 * tree-ssa.c: Likewise.
10308 * c-common.c: Likewise.
10309 * tree-cfg.c: Likewise.
10310 * config/spu/spu.c: Likewise.
10311 * config/ia64/ia64.c: Likewise.
10312 * config/v850/v850.c: Likewise.
10314 2009-07-06 DJ Delorie <dj@redhat.com>
10316 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10317 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10318 unspecified accesses to control registers.
10319 * config/mep/intrinsics.md: Regenerate.
10320 * config/mep/intrinsics.h: Regenerate.
10321 * config/mep/mep-intrin.h: Regenerate.
10323 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10325 * c-lex.c: Replace %H by an explicit location. Update all calls.
10326 * c-common.c: Likewise.
10327 * c-decl.c: Likewise.
10328 * c-typeck.c: Likewise.
10329 * fold-const.c: Likewise.
10330 * gimplify.c: Likewise.
10331 * stmt.c: Likewise.
10332 * tree-cfg.c: Likewise.
10333 * tree-ssa-loop-niter.c: Likewise.
10334 * tree-vrp.c: Likewise.
10335 * value-prof.c: Likewise.
10337 2009-07-06 Diego Novillo <dnovillo@google.com>
10339 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10340 if it has one. Handle cases where VAR does not have an
10341 annotation or cfun is NULL.
10343 2009-07-06 Diego Novillo <dnovillo@google.com>
10345 * tree.c: Include debug.h.
10346 (initialize_tree_contains_struct): New.
10347 (init_ttree): Call it.
10348 (tree_node_structure_for_code): Factor out of ...
10349 (tree_node_structure): ... here.
10350 * treestruct.def (TS_PHI_NODE): Remove.
10351 (TS_GIMPLE_STATEMENT): Remove.
10353 2009-07-06 Diego Novillo <dnovillo@google.com>
10355 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10356 (debug_tree_chain): Handle cycles.
10358 2009-07-06 Nick Clifton <nickc@redhat.com>
10359 DJ Delorie <dj@redhat.com>
10361 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10362 __FMOVD_ENABLED__ is defined.
10364 (TARGET_FMOVD): Provide a default definition.
10365 (MASK_FMOVD): Likewise.
10366 (TARGET_CPU_CPP_BUILTINS): Define
10367 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10368 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10369 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10370 (split for DF load from memory into register): Also handle
10371 MEMs which consist of REG+DISP addressing.
10372 (split for DF store from register to memory): Likewise.
10373 (movsf_ie): Always use single fp_mode.
10374 * config/sh/sh.c (sh_override_options): Do not automatically
10375 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10376 that to the -mfmovd command line switch.
10377 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10378 (fldi_ok): Always allow.
10379 * config/sh/sh.opt (mfmovd): Remove this switch.
10380 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10382 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10383 Kaz Kojima <kkojima@gcc.gnu.org>
10385 PR rtl-optimization/30807
10386 * postreload.c (reload_combine): For every new use of REG_SUM,
10387 record the use of BASE.
10389 2009-07-06 Jan Hubicka <jh@suse.cz>
10391 * params.def: Revert my accidental commit at 2009-06-30.
10393 2009-07-04 Ian Lance Taylor <iant@google.com>
10396 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10398 (mingw_format_attribute_overrides): Likewise.
10400 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10403 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10404 don't check cfa.reg. Instead of cfa.indirect use
10405 fde && fde->drap_reg != INVALID_REGNUM test.
10407 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10409 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10411 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10414 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10416 2009-07-03 Richard Guenther <rguenther@suse.de>
10418 PR tree-optimization/40640
10419 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10422 2009-07-03 Jan Hubicka <jh@suse.cz>
10424 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10425 for size, reduce amount of inlining.
10427 2009-07-03 Richard Guenther <rguenther@suse.de>
10429 PR middle-end/34163
10430 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10431 if t +- x is known to not overflow and the conversion widens the
10433 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10435 2009-07-03 Jan Hubicka <jh@suse.cz>
10437 * ipa-pure-const.c (analyze): Update loop optimizer init.
10438 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
10439 try_remove_empty_loop, remove_empty_loops): Remove.
10440 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
10441 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
10442 to mark regular loops as neccesary.
10443 (degenerate_phi_p): New function.
10444 (propagate_necessity, remove_dead_phis): Use it.
10445 (forward_edge_to_pdom): Likewise.
10446 (eliminate_unnecessary_stmts): Take care to remove uses of results of
10447 virtual PHI nodes that became unreachable.
10448 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
10449 * tree-flow.h (remove_empty_loops): Remove.
10450 * passes.c (init_optimization_passes): Remove.
10452 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
10454 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
10455 can_create_pseudo_p.
10456 (*fix_trunc<mode>_i387_1): Ditto.
10457 (*floathi<mode>2_1): Ditto.
10458 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
10459 (*fistdi2_1): Ditto.
10460 (*fist<mode>2_1): Ditto.
10461 (frndintxf2_floor): Ditto.
10462 (*fist<mode>2_floor_1): Ditto.
10463 (frndintxf2_ceil): Ditto.
10464 (*fist<mode>2_ceil_1): Ditto.
10465 (frndintxf2_trunc): Ditto.
10466 (frndintxf2_mask_pm): Ditto.
10467 (fxam<mode>2_i387_with_temp): Ditto.
10468 * config/i386/sse.md (mulv16qi3): Ditto.
10469 (*sse2_mulv4si3): Ditto.
10471 (sse4_2_pcmpestr): Ditto.
10472 (sse4_2_pcmpistr): Ditto.
10474 2009-07-03 Jan Hubicka <jh@suse.cz>
10476 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
10477 (mark_stmt_necessary): Set it.
10478 (mark_operand_necessary): Set it.
10479 (mark_control_dependent_edges_necessary): Set it.
10480 (mark_virtual_phi_result_for_renaming): New function.
10481 (get_live_post_dom): New function.
10482 (forward_edge_to_pdom): New function.
10483 (remove_dead_stmt): Fix handling of control dependences.
10484 (tree_dce_init): Init new bitmap.
10485 (tree_dce_done): Free it.
10487 2009-07-02 Richard Guenther <rguenther@suse.de>
10490 * tree-ssa-structalias.c (new_var_info): Initialize
10493 2009-07-02 Jan Hubicka <jh@suse.cz>
10495 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
10498 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
10500 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
10501 instead of recomputing it. Adjust calls.
10502 (emit_store_flag): Adjust recursive calls.
10504 2009-07-02 Richard Guenther <rguenther@suse.de>
10506 * tree-ssa-live.c (remove_unused_locals): Do not remove
10508 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
10509 of DECL_EXTERNAL for HEAP variables.
10510 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
10511 HEAP variables. Do not adjust RESTRICT vars.
10512 (find_what_var_points_to): Nobody cares if something
10513 points to READONLY.
10515 2009-07-02 Ben Elliston <bje@au.ibm.com>
10517 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
10518 pc_low and pc_high declarations to the top of the function.
10520 2009-07-01 DJ Delorie <dj@redhat.com>
10522 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
10523 registers as fixed.
10524 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
10525 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
10526 unspecified accesses to control registers.
10527 * config/mep/intrinsics.md: Regenerate.
10528 * config/mep/intrinsics.h: Regenerate.
10529 * config/mep/mep-intrin.h: Regenerate.
10531 2009-07-01 Anthony Green <green@moxielogic.com>
10533 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
10534 instruction when possible.
10535 (moxie_expand_prologue): Ditto. Also, save an instruction and
10536 some complexity by popping off of $r12 instead of $sp.
10537 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
10540 2009-07-01 Richard Henderson <rth@redhat.com>
10543 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
10544 contained no insns, reposition note before last insn.
10546 2009-07-01 Richard Henderson <rth@redhat.com>
10549 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
10550 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
10552 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10555 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
10556 darwin9 for printing reg addresses with %y.
10558 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10560 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
10561 truncation from operands in binary operations.
10563 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10566 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10567 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10568 subreg of op0 to the original op0.
10570 * expmed.c (store_bit_field_1): Use a temporary as the destination
10571 instead of a paradoxical subreg when we need to truncate the result.
10573 2009-07-01 DJ Delorie <dj@redhat.com>
10575 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
10576 names to VLIW variants.
10577 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
10578 * config/mep/intrinsics.md: Regenerate.
10579 * config/mep/intrinsics.h: Regenerate.
10580 * config/mep/mep-intrin.h: Regenerate.
10582 2009-07-01 Jakub Jelinek <jakub@redhat.com>
10585 * jump.c (returnjump_p): Revert last patch.
10586 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
10588 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10591 * pa.md (casesi32p): Use jump table label to determine the offset
10593 (casesi64p): Likewise.
10595 * pa.c (forward_branch_p): Return bool type. Use instruction
10596 addresses when available. Assert that INSN has a jump label.
10597 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
10600 2009-07-01 Richard Guenther <rguenther@suse.de>
10602 PR tree-optimization/19831
10603 * tree-ssa-dce.c (propagate_necessity): Calls to functions
10604 that only act as barriers do not make any previous stores necessary.
10605 * tree-ssa-structalias.c (handle_lhs_call): Delay making
10606 HEAP variables global, do not add a constraint from nonlocal.
10607 (find_func_aliases): Handle escapes through return statements.
10608 (compute_points_to_sets): Make escaped HEAP variables global.
10610 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10613 * expmed.c (emit_store_flag): Perform a conversion if necessary,
10614 after reducing a DImode cstore to SImode.
10616 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10618 * expr.c (expand_expr_real_1): Reinstate fallthrough to
10619 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
10621 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
10623 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
10624 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
10626 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
10627 and umod_optab if TARGET_BSD_DIVMOD.
10628 * config/vax/lib1funcs.asm: New file.
10629 * config/vax/t-linux: New file.
10630 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
10632 2009-06-30 Jakub Jelinek <jakub@redhat.com>
10635 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
10636 to type arguments that have void type.
10639 * dwarf2out.c (gen_formal_parameter_die): Call
10640 equate_decl_number_to_die if node is different from origin.
10642 2009-06-30 Anthony Green <green@moxielogic.com>
10644 Clean up moxie port for --enable-build-with-cxx.
10645 * config/moxie/moxie.c (moxie_function_value): First two
10646 parameters are const_tree, not tree.
10647 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
10648 (REG_CLASS_NAMES): Ditto.
10649 (REGNO_REG_CLASS): Ditto.
10650 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
10651 (moxie_function_value): Fix constyness of arguments.
10653 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
10655 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
10656 finalize_size_functions before further processing.
10657 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
10658 (variable_size): Call self_referential_size on size expressions
10659 that contain a PLACEHOLDER_EXPR.
10660 (size_functions): New static variable.
10661 (copy_self_referential_tree_r): New static function.
10662 (self_referential_size): Likewise.
10663 (finalize_size_functions): New global function.
10664 * tree.c: Include tree-inline.h.
10665 (push_without_duplicates): New static function.
10666 (find_placeholder_in_expr): New global function.
10667 (substitute_in_expr) <tcc_declaration>: Return the replacement object
10669 <tcc_expression>: Likewise.
10670 <tcc_vl_exp>: If the replacement object is a constant, try to inline
10671 the call in the expression.
10672 * tree.h (finalize_size_functions): Declare.
10673 (find_placeholder_in_expr): Likewise.
10674 (FIND_PLACEHOLDER_IN_EXPR): New macro.
10675 (substitute_placeholder_in_expr): Update comment.
10676 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
10678 (copy_tree_body_r): Likewise.
10679 (copy_tree_body): New static function.
10680 (maybe_inline_call_in_expr): New global function.
10681 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
10682 (maybe_inline_call_in_expr): Declare.
10683 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
10684 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
10687 2009-06-30 Richard Guenther <rguenther@suse.de>
10689 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
10691 (propagate_necessity): Do not mark reaching defs of stores
10694 2009-06-30 Jan Hubicka <jh@suse.cz>
10696 * cfgloopanal.c (check_irred): Move into ...
10697 (mark_irreducible_loops): ... here; return true if ireducible
10699 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
10700 (analyze_function): Try to prove loop finiteness.
10701 * cfgloop.h (mark_irreducible_loops): Update prototype.
10702 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
10704 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
10706 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
10708 2009-06-30 Ira Rosen <irar@il.ibm.com>
10710 PR tree-optimization/40542
10711 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
10714 2009-06-30 Martin Jambor <mjambor@suse.cz>
10716 PR tree-optimization/40582
10717 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
10718 than useless_type_conversion_p.
10719 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
10722 2009-06-30 Martin Jambor <mjambor@suse.cz>
10724 PR middle-end/40554
10725 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
10727 2009-06-30 Richard Guenther <rguenther@suse.de>
10729 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
10730 use ao_ref references.
10731 (walk_aliased_vdefs): Likewise.
10732 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
10733 * tree-ssa-dce.c (struct ref_data): Remove.
10734 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
10735 (mark_aliased_reaching_defs_necessary): Adjust.
10736 (mark_all_reaching_defs_necessary_1): Likewise.
10738 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
10741 * expmed.c (emit_cstore): New name of emit_store_flag_1.
10742 (emit_store_flag_1): Extract from emit_store_flag, adjust
10743 calls to (what now is) emit_cstore.
10744 (emit_store_flag): Call emit_store_flag_1 and also use it
10745 for what used to be recursive calls.
10747 2009-06-30 Wei Guozhi <carrot@google.com>
10750 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
10751 if the target bb post dominates from bb.
10752 * config/i386/i386.c (memory_address_length): Check existence of base
10753 register before using it.
10755 2009-06-30 Nick Clifton <nickc@redhat.com>
10756 DJ Delorie <dj@redhat.com>
10758 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10759 __FMOVD_ENABLED__ is defined.
10761 (TARGET_FMOVD): Provide a default definition.
10762 (MASK_FMOVD): Likewise.
10763 (TARGET_CPU_CPP_BUILTINS): Define
10764 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10765 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10766 two fmov instructions depending upon whether TARGET_FMOVD is
10768 (split for DF load from memory into register): Also handle
10769 MEMs which consist of REG+DISP addressing.
10770 (split for DF store from register to memory): Likewise.
10771 * config/sh/sh.opt (mfmovd): Remove this switch.
10772 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10773 * config/sh/sh.c (sh_override_options): Do not automatically
10774 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10775 that to the -mfmovd command line switch.
10777 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
10779 (fldi_ok): Always allow.
10780 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
10782 2009-06-29 DJ Delorie <dj@redhat.com>
10784 * doc/install.texi (mep-x-elf): Correct chip's full name.
10786 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
10788 * doc/extend.texi: Fix typo.
10790 2009-06-29 Tom Tromey <tromey@redhat.com>
10792 * dwarf2.h: Remove.
10793 * Makefile.in (DWARF2_H): New variable.
10794 (except.o): Use it.
10795 (dwarf2out.o): Likewise.
10796 (dwarf2asm.o): Likewise.
10797 * config/i386/t-i386: Use DWARF2_H.
10798 * except.c: Include elf/dwarf2.h.
10799 * unwind-dw2.c: Include elf/dwarf2.h.
10800 * dwarf2out.c: Include elf/dwarf2.h.
10801 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
10802 <dtprel>: New field.
10803 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
10804 (size_of_loc_descr): Likewise.
10805 (output_loc_operands_raw): Likewise.
10806 (output_loc_operands): Handle new dtprel field.
10807 (loc_checksum): Update.
10808 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
10809 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
10810 * unwind-dw2-fde.c: Include elf/dwarf2.h.
10811 * dwarf2asm.c: Include elf/dwarf2.h.
10812 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
10813 * config/mmix/mmix.c: Include elf/dwarf2.h.
10814 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
10815 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
10816 * config/sh/sh.c: Include elf/dwarf2.h.
10817 * config/i386/i386.c: Include elf/dwarf2.h.
10819 2009-06-29 DJ Delorie <dj@redhat.com>
10821 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
10823 * doc/extend.texi: Add MeP attributes and pragmas.
10824 * doc/invoke.text: Add MeP Options.
10825 * doc/contrib.texi: Add MeP contribution.
10826 * doc/md.texi: Add MeP constraints.
10827 * doc/install.texi: Add MeP target.
10829 2009-06-30 Anatoly Sokolov <aesok@post.ru>
10831 * target.h (struct gcc_target): Add frame_pointer_required field.
10832 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
10833 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
10834 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
10836 * reload1.c (update_eliminables): (Ditto.).
10837 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
10838 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
10839 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
10841 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
10843 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
10844 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10845 (arm_frame_pointer_required): New function.
10847 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
10848 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10849 (avr_frame_pointer_required_p): Declare as static.
10850 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
10852 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
10853 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10854 (bfin_frame_pointer_required): Make as static, change return type
10856 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
10858 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
10859 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10860 (cris_frame_pointer_required): New function.
10862 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
10864 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
10865 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10866 (fr30_frame_pointer_required): New function.
10868 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
10869 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10870 (frv_frame_pointer_required): Make as static, change return type
10872 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
10874 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
10875 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10876 (ix86_frame_pointer_required): Make as static, change return type to
10878 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
10880 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
10881 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10883 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
10885 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
10887 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
10889 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
10890 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10891 (mips_frame_pointer_required): Make as static.
10892 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
10894 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
10895 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10896 (mmix_frame_pointer_required): Mew function.
10898 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
10899 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10901 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
10903 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
10905 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
10907 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
10908 (CAN_ELIMINATE): Redefine.
10909 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10910 (sparc_frame_pointer_required): New function.
10911 (sparc_can_eliminate): New function.
10912 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
10914 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
10915 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10917 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
10918 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10919 (xtensa_frame_pointer_required): Make as static, change return type
10921 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
10924 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
10926 * doc/plugins.texi: Document PLUGIN_START_UNIT.
10927 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
10928 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
10929 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
10930 (register_callback): Handle PLUGIN_START_UNIT.
10931 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
10933 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
10935 * tree.c (process_call_operands): Propagate TREE_READONLY from the
10937 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
10938 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
10940 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
10942 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
10945 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
10947 * doc/extend.texi (Additional Floating Types): __float128 is also
10948 supported on i386 targets.
10950 2009-06-29 Richard Guenther <rguenther@suse.de>
10952 PR middle-end/14187
10953 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
10955 (pt_solutions_same_restrict_base): Declare.
10956 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
10958 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
10959 (make_constraint_from, make_copy_constraint): Move earlier.
10960 (make_constraint_from_heapvar): New function.
10961 (make_constraint_from_restrict): Likewise.
10962 (handle_lhs_call): Use it.
10963 (find_func_aliases): Use it to track conversions to restrict
10964 qualified pointers.
10965 (struct fieldoff): Add only_restrict_pointers flag.
10966 (push_fields_onto_fieldstack): Initialize it.
10967 (create_variable_info_for): Track global restrict qualified pointers.
10968 (intra_create_variable_infos): Use make_constraint_from_heapvar.
10969 Track restrict qualified pointer arguments.
10970 (set_uids_in_ptset): Use varinfo is_global_var flag.
10971 (find_what_var_points_to): Set the vars_contains_restrict flag.
10972 Always create the points-to solution for sets including restrict tags.
10973 (pt_solutions_same_restrict_base): New function.
10974 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
10975 qualified pointers use pt_solutions_same_restrict_base as
10976 additional source for disambiguation.
10978 2009-06-29 Richard Guenther <rguenther@suse.de>
10980 PR middle-end/38212
10981 * alias.c (find_base_decl): Remove.
10982 (get_deref_alias_set_1): Remove restrict handling.
10983 * c-common.c (c_apply_type_quals_to_decl): Do not set
10984 DECL_POINTER_ALIAS_SET.
10985 * gimplify.c (find_single_pointer_decl_1): Remove.
10986 (find_single_pointer_decl): Likewise.
10987 (internal_get_tmp_var): Remove restrict handling.
10988 (gimple_regimplify_operands): Likewise.
10989 * omp-low.c (expand_omp_atomic_pipeline): Do not set
10990 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
10991 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
10992 * tree.c (restrict_base_for_decl): Remove.
10993 (init_ttree): Do not allocate it.
10994 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
10995 LABEL_DECL_UID for label decls.
10996 (copy_node_stat): Do not copy restrict information.
10997 (decl_restrict_base_lookup): Remove.
10998 (decl_restrict_base_insert): Likewise.
10999 (print_restrict_base_statistics): Likewise.
11000 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11001 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11002 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11003 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11004 (LABEL_DECL_UID): Adjust.
11005 (DECL_BASED_ON_RESTRICT_P): Remove.
11006 (DECL_GET_RESTRICT_BASE): Likewise.
11007 (SET_DECL_RESTRICT_BASE): Likewise.
11008 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11010 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11011 instead of DECL_POINTER_ALIAS_SET.
11012 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11013 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11014 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11016 2009-06-29 Richard Guenther <rguenther@suse.de>
11018 PR tree-optimization/40579
11019 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11020 the IL to simplify has constants that overflowed.
11022 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11024 PR tree-optimization/40550
11025 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11026 vector_compute_type only when the size of vector_compute_type is
11027 less than the size of type.
11029 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11031 * fold-const.c (contains_label_1): Fix comments.
11032 (contains_label_p): Do not walk trees multiple time.
11034 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11036 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11037 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11038 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11039 ix86_fp_comparison_operator.
11040 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11041 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11042 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11043 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11044 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11045 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11046 (related splits): Change predicate to ix86_fp_comparison_operator.
11047 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11048 instead of ix86_fp_comparison_codes.
11049 (ix86_trivial_fp_comparison_operator,
11050 ix86_fp_comparison_operator): New.
11051 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11052 (ix86_expand_compare): Eliminate last two parameters.
11053 (ix86_fp_jump_nontrivial_p): Kill.
11054 * config/i386/i386.c (put_condition_code): Eliminate call to
11055 ix86_fp_comparison_codes and subsequent assertion.
11056 (ix86_fp_comparison_codes): Eliminate.
11057 (ix86_fp_swap_condition): New.
11058 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11059 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11060 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11061 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11062 and ix86_fp_swap_condition.
11063 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11064 Use ix86_fp_comparison_strategy.
11065 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11066 (ix86_fp_jump_nontrivial_p): Eliminate.
11067 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11068 call to ix86_expand_compare.
11069 (ix86_split_fp_branch, ix86_expand_setcc,
11070 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11071 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11073 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11075 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11076 related to jump_clobbers.
11077 * config/arm/arm.md (conds): Remove jump_clob case.
11078 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11079 splits): Change comparison_operator to arm_comparison_operator.
11080 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11083 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11085 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11086 condition for floating point modes.
11087 * expmed.c (emit_store_flag_1): Move here a bigger part
11088 of emit_store_flag.
11089 (emit_store_flag): Try swapping the condition for floating point
11091 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11093 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11095 * expr.c (expand_expr_real_1): Just use do_store_flag.
11096 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11097 emit_store_flag_force.
11098 * expmed.c (emit_store_flag_force): Copy here trick
11099 previously in expand_expr_real_1. Try reversing the comparison.
11100 (emit_store_flag_1): Work if target is NULL.
11101 (emit_store_flag): Work if target is NULL, using the result mode
11102 from the comparison. Use split_comparison, restructure final part
11103 to simplify conditionals.
11105 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11107 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11108 * dojump.c (do_jump): Change handling of floating-point
11109 ops to use just do_compare_and_jump.
11110 (split_comparison): New.
11111 (do_compare_rtx_and_jump): Add here logic coming previously
11112 in do_jump, using split_comparison.
11114 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11117 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11119 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11121 * tree-ssa-alias.c: Fix unintentional commit.
11123 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11125 * passes.c (execute_one_pass): Fix unintentional commit.
11127 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11129 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11130 (df_rd_local_compute, df_md_local_compute): Inline them.
11132 (df_md_scratch): New.
11133 (df_md_alloc, df_md_free): Allocate/free it.
11134 (df_md_local_compute): Only include live registers in init.
11135 (df_md_transfer_function): Prune the in-set computed by
11136 the confluence function, and the gen-set too.
11138 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11140 PR rtl-optimization/26854
11141 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11142 * df-problems.c (df_rd_add_problem): Fix comment.
11143 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11144 df_md_simulate_artificial_defs_at_top,
11145 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11146 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11147 df_md_transfer_function, df_md_init, df_md_confluence_0,
11148 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11149 problem_MD, df_md_add_problem): New.
11150 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11151 df_md_get_bb_info): New.
11152 (DF_LAST_PROBLEM_PLUS1): Adjust.
11154 * Makefile.in (fwprop.o): Include domwalk.h.
11155 * fwprop.c: Include domwalk.h.
11156 (reg_defs, reg_defs_stack): New.
11157 (bitmap_only_bit_between): Remove.
11158 (process_defs): New.
11159 (process_uses): Use reg_defs and local_md instead of
11160 bitmap_only_bit_between and local_rd.
11161 (single_def_use_enter_block): New, from build_single_def_use_links.
11162 (single_def_use_leave_block): New.
11163 (build_single_def_use_links): Remove code moved to
11164 single_def_use_enter_block, invoke domwalk.
11165 (use_killed_between): Adjust comment.
11167 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11169 * bitmap.h (bitmap_ior_and_into): New.
11170 * bitmap.c (bitmap_ior_and_into): New.
11172 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11174 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11175 before_dom_children_before_stmts and after_dom_children_after_stmts.
11176 Rename the two remaining callbacks to just before_dom_children and
11177 after_dom_children. Remove other GIMPLE statement walking bits.
11178 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11179 * graphite.c: Do not include domwalk.h.
11180 * tree-into-ssa.c (interesting_blocks): New global.
11181 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11182 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11183 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11184 now that they're not domwalk callbacks.
11185 (rewrite_initialize_block): Rename to...
11186 (rewrite_enter_block): ... this, place after called functions. Test
11187 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11188 (rewrite_finalize_block): Rename to...
11189 (rewrite_leave_block): ... this, place after called functions.
11190 (rewrite_update_init_block): Rename to...
11191 (rewrite_update_enter_block): ... this, place after called functions.
11192 Test interesting_blocks, call rewrite_update_stmt and
11193 rewrite_update_phi_arguments.
11194 (rewrite_update_fini_block): Rename to...
11195 (rewrite_leave_block): ... this, place after called functions.
11196 (rewrite_blocks): Remove last argument, simplify initialization of
11198 (mark_def_sites_initialize_block): Rename to...
11199 (mark_def_sites_block): ... this, call mark_def_sites.
11200 (mark_def_sites_blocks): Remove argument, simplify initialization of
11202 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11203 (update_ssa): Likewise.
11204 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11206 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11207 (dom_opt_initialize_block): Rename to...
11208 (dom_opt_enter_block): ... this, place after called functions. Walk
11209 statements here, inline propagate_to_outgoing_edges.
11210 (dom_opt_finalize_block): Rename to...
11211 (dom_opt_leave_block): ... this, place after called functions.
11212 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11214 (dse_enter_block, dse_record_phi): New.
11215 (dse_record_phis): Delete.
11216 (dse_finalize_block): Rename to...
11217 (dse_leave_block): ... this.
11218 (tree_ssa_dse): Simplify initialization of walk_data.
11219 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11220 Adjust initialization of walk_data.
11221 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11222 * tree-ssa-loop-phiopt.c (get_non_trapping):
11223 Adjust initialization of walk_data.
11224 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11225 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11226 it's not a domwalk callback.
11227 (uncprop_initialize_block): Rename to...
11228 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11229 (dse_finalize_block): Rename to...
11230 (dse_leave_block): ... this.
11231 (tree_ssa_uncprop): Simplify initialization of walk_data.
11232 * Makefile.in: Adjust dependencies.
11234 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11236 * arm.md (casesi): Fix test for Thumb1.
11237 (thumb1_casesi_internal_pic): Likewise.
11238 (thumb1_casesi_dispatch): Likewise.
11240 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11242 * config/arm/arm-cores.def: Added core cortex-m0.
11243 * config/arm/arm-tune.md: Regenerated.
11244 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11246 2009-06-26 DJ Delorie <dj@redhat.com>
11248 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11250 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11251 the scheduler doesn't tag jump insns.
11253 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11255 * c-decl.c (merge_decls): Re-indent.
11257 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11260 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11261 Special-case decimal float constants.
11263 2009-06-26 Richard Henderson <rth@redhat.com>
11265 * function.h (struct function): Add cannot_be_copied_reason,
11266 and cannot_be_copied_set.
11267 * tree-inline.c (has_label_address_in_static_1): Rename from
11268 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11269 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11270 don't set inline_forbidden_reason.
11271 (copy_forbidden): New function, split out of inline_forbidden_p.
11272 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11273 (inline_forbidden_p): Use copy_forbidden.
11274 (tree_versionable_function_p): Likewise.
11275 (inlinable_function_p): Merge into tree_inlinable_function_p.
11276 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11277 * ipa-cp.c (ipcp_versionable_function_p): New function.
11278 (ipcp_cloning_candidate_p): Use it.
11279 (ipcp_node_modifiable_p): Likewise.
11281 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11283 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11284 that is marked not to be inlined. Remove flag_mudflap use.
11285 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11286 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11288 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11291 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11292 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11294 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11296 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11298 (__mingwthr_remove_key_dtor): Likewise.
11300 2009-06-26 Richard Guenther <rguenther@suse.de>
11302 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11304 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11306 PR middle-end/40525
11307 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11308 try the non-cond_exec path also.
11310 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11313 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11314 (output_cbranch): Use new functions.
11315 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11318 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11319 Pat Haugen <pthaugen@us.ibm.com>
11320 Revital Eres <ERES@il.ibm.com>
11322 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11323 for %c error. Add %x support to print VSX registers as a unified
11324 register set, instead of separate float and altivec registers.
11325 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11326 %y case, and add support for VSX pre-modify addresses.
11327 (output_toc): Add assert for CONST containing an integer constant
11329 (rs6000_adjust_cost): Add POWER7 support.
11330 (insn_must_be_first_in_group): Ditto.
11331 (insn_must_be_last_in_group): Ditto.
11332 (rs6000_emit_popcount): Ditto.
11333 (rs6000_vector_mode_supported_p): Ditto.
11335 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11336 Change some of the functions called by macros to being called
11337 through a pointer, so debug functions can be inserted if
11338 -mdebug=addr or -mdebug=cost.
11339 (rs6000_preferred_reload_class_ptr): Ditto.
11340 (rs6000_secondary_reload_class_ptr): Ditto.
11341 (rs6000_secondary_memory_needed_ptr): Ditto.
11342 (rs6000_cannot_change_mode_class_ptr): Ditto.
11343 (rs6000_secondary_reload_inner): Ditto.
11344 (rs6000_legitimize_reload_address): Ditto.
11345 (rs6000_legitimize_reload_address_ptr): Ditto.
11346 (rs6000_mode_dependent_address): Ditto.
11347 (rs6000_mode_dependent_address_ptr): Ditto.
11349 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11350 function to return true if the mode allows reg + integer
11352 (virtual_stack_registers_memory_p): New function to return true if
11353 the address refers to a virtual stack register.
11354 (rs6000_legitimate_offset_address_p): Move code to say whether a
11355 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11357 (rs6000_legitimate_address_p): Add checks for modes that only can
11358 do reg+reg addressing. Start adding VSX support.
11359 (rs6000_legitimize_reload_address): Ditto.
11360 (rs6000_legitimize_address): Ditto.
11361 (rs6000_debug_legitimate_address_p): New debug functions for
11362 -mdebug=addr and -mdebug=cost.
11363 (rs6000_debug_rtx_costs): Ditto.
11364 (rs6000_debug_address_costs): Ditto.
11365 (rs6000_debug_adjust_cost): Ditto.
11366 (rs6000_debug_legitimize_address): Ditto.
11367 (rs6000_legitimize_reload_address_ptr): Point to call normal
11368 function or debug function. Make functions called via pointer
11370 (rs6000_mode_dependent_address_ptr): Ditto.
11371 (rs6000_secondary_reload_class_ptr): Ditto.
11372 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11373 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11374 into a friendlier error.
11375 (rs6000_init_builtins): Add initial VSX support.
11376 (rs6000_adjust_cost): Fix some spacing issues.
11378 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11379 (REG_CLASS_NAMES): Ditto.
11380 (REG_CLASS_CONTENTS): Ditto.
11381 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11382 pointer, to add -mdebug=addr support.
11383 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11384 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11385 -mdebug=addr support.
11386 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11387 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11388 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11390 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11392 (bswapsi*): Set attribute types for load/store. Add combiner
11393 patterns to eliminate zero extend on 64-bit.
11394 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11395 stdbrx if the hardware supports those instructions.
11397 2009-06-25 Ian Lance Taylor <iant@google.com>
11399 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11400 (Link Options): Document -static-libstdc++.
11402 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11405 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11406 DATA_ALIGNMENT instead.
11408 2009-06-25 Richard Guenther <rguenther@suse.de>
11410 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11411 indirect references against the callused/escaped solutions.
11412 (call_may_clobber_ref_p_1): Likewise.
11414 2009-06-25 Martin Jambor <mjambor@suse.cz>
11416 PR tree-optimization/40493
11417 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11418 (enum unscalarized_data_handling): New type.
11419 (handle_unscalarized_data_in_subtree): Return what has been done.
11420 (load_assign_lhs_subreplacements): Handle left flushes differently.
11421 (sra_modify_assign): Use unscalarized_data_handling, simplified
11422 condition determining whether to remove the statement.
11424 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11426 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11427 excerpt - @ should be doubled for texinfo.
11429 2009-06-24 Ian Lance Taylor <iant@google.com>
11431 * config/arc/arc.c: Include "df.h".
11432 (arc_attribute_table): Make static. Move higher in file.
11433 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11434 (output_shift): Initialize n later to avoid warning.
11435 * config/arm/arm.c (arm_attribute_table): Make static. Move
11437 * config/avr/avr.c (avr_attribute_table): Make static. Move
11439 (reg_class_tab): Change array type from int to enum reg_class.
11440 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
11442 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
11443 (lshrhi3_out): Likewise.
11444 (class_likely_spilled_p): Change return type to bool.
11445 (avr_rtx_costs): Use local code variable with enum type.
11446 * config/avr/avr.md (movmemhi): Use add_reg_note.
11447 (andhi3, andsi3): Don't use AS2 with "and".
11448 (iorhi3, iorsi3): Don't use AS2 with "or".
11449 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
11450 * config/crx/crx.c: Include "df.h".
11451 (crx_attribute_table): Make static.
11452 * config/m32r/m32r.c: Include "df.h".
11453 (m32r_attribute_table): Make static. Move higher in file.
11454 (pop): Use add_reg_note.
11455 (block_move_call): Change 0 to LCT_NORMAL in function call.
11456 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
11457 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
11458 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
11459 declare, not just when TREE_CODE is defined.
11460 * config/m68hc11/m68hc11.c: Include "expr.h".
11461 (m68hc11_attribute_table): Make static. Move higher in file.
11462 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
11464 (m68hc11_register_indirect_p): Likewise.
11465 (m68hc11_function_arg_padding): Change return type to enum
11467 (emit_move_after_reload): Use add_reg_note.
11468 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
11469 (m68hc11_split_logical): Likewise.
11470 (m68hc11_rtx_costs): Add local code_and outer_code variables with
11472 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
11473 to VOIDmode in function call.
11474 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
11476 (m68hc11_split_logical): Update declaration.
11477 (m68hc11_function_arg_padding): Update declaration.
11478 * config/mcore/mcore.c (regno_reg_class): Change form array of int
11479 to array of enum reg_class.
11480 (mcore_attribute_table): Make static. Move higher in file.
11481 (mcore_rtx_costs): Add cast to enum type.
11482 * config/mcore/mcore.h (regno_reg_class): Update declaration.
11483 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
11484 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
11486 * config/sh/predicates.md (trapping_target_operand): Rename and to
11488 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
11490 * config/spu/spu.c (spu_attribute_table): Make static. Move
11492 * config/v850/v850.c (v850_attribute_table): Make static. Move
11494 (v850_rtx_costs): Use local code with enum type.
11495 (expand_epilogue): Add cast.
11496 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
11498 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
11501 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
11502 -m2a-single-only and -m2a-nofpu.
11503 * config/sh/sh.opt: Document m2a generates FPU code.
11505 2009-06-24 Anatoly Sokolov <aesok@post.ru>
11507 * defaults.h (CAN_ELIMINATE): Provide default.
11508 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11509 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
11510 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
11511 * config/spu/spu.h (CAN_ELIMINATE): Delete.
11512 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
11513 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
11514 * config/cris/cris.h (CAN_ELIMINATE): Delete.
11515 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
11516 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
11517 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
11519 2009-06-24 DJ Delorie <dj@redhat.com>
11521 * mep-ext-cop.cpu: Fix copyright notice.
11522 * mep-default: Fix copyright notice.
11523 * mep-core: Fix copyright notice.
11524 * mep: Fix copyright notice.
11525 * mep-ivc2: Fix copyright notice.
11526 * mep-c5: Fix copyright notice.
11528 2009-06-24 Denis Chertykov <chertykov@gmail.com>
11530 * doc/contrib.texi (Contributors):
11532 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
11534 PR middle-end/40501
11535 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
11536 src and dst operands if necessary.
11538 2009-06-23 DJ Delorie <dj@redhat.com>
11541 * config.gcc: Add mep support.
11542 * recog.c: Resurrect validate_replace_rtx_subexp().
11543 * recog.h: Likewise.
11544 * config/mep/: Add new port:
11545 * config/mep/constraints.md: New file.
11546 * config/mep/default.h: New file.
11547 * config/mep/intrinsics.h: New file.
11548 * config/mep/intrinsics.md: New file.
11549 * config/mep/ivc2-template.h: New file.
11550 * config/mep/mep-c5.cpu: New file.
11551 * config/mep/mep-core.cpu: New file.
11552 * config/mep/mep-default.cpu: New file.
11553 * config/mep/mep-ext-cop.cpu: New file.
11554 * config/mep/mep-intrin.h: New file.
11555 * config/mep/mep-ivc2.cpu: New file.
11556 * config/mep/mep-lib1.asm: New file.
11557 * config/mep/mep-lib2.c: New file.
11558 * config/mep/mep-pragma.c: New file.
11559 * config/mep/mep-protos.h: New file.
11560 * config/mep/mep-tramp.c: New file.
11561 * config/mep/mep.c: New file.
11562 * config/mep/mep.cpu: New file.
11563 * config/mep/mep.h: New file.
11564 * config/mep/mep.md: New file.
11565 * config/mep/mep.opt: New file.
11566 * config/mep/predicates.md: New file.
11567 * config/mep/t-mep: New file.
11569 2009-06-23 Ian Lance Taylor <iant@google.com>
11571 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
11572 from loose_warn into c_loose_warn and from strict_warn into
11573 c_strict_warn. Set and substitute warn_cxxflags. Check for
11574 --enable-build-with-cxx. Set and substitute
11575 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
11576 * Makefile.in (CXXFLAGS): New variable.
11577 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
11578 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
11579 the default is the same as $(STRICT_WARN).
11580 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
11581 (CXX): New variable.
11582 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
11583 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
11584 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
11585 (HOST_LIBS): New variable.
11586 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
11587 (ALL_CXXFLAGS): New variable.
11588 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
11589 * doc/install.texi (Configuration): Document
11590 --enable-build-with-cxx, --with-stage1-ldflags,
11591 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
11592 * configure: Rebuild.
11594 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11596 * config/arm/arm.c (arm_override_options): Fix braces and formatting
11597 from previous commit.
11599 2009-06-23 Ian Lance Taylor <iant@google.com>
11601 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
11603 2009-06-23 Ian Lance Taylor <iant@google.com>
11605 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
11606 with ATTRIBUTE_UNUSED.
11608 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11609 Pat Haugen <pthaugen@us.ibm.com>
11610 Revital Eres <eres@il.ibm.com>
11612 * config.in (HAVE_AS_POPCNTD): Add default definition.
11613 (HAVE_AS_LWSYNC): Ditto.
11615 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
11617 (gcc_cv_as_powerpc_cmpb): Ditto.
11618 (gcc_cv_as_powerpc_dfp): Ditto.
11619 (gcc_cv_as_powerpc_vsx): Ditto.
11620 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
11621 supporting the popcntd/lwsync instructions.
11622 (gcc_cv_as_powerpc_lwsync): Ditto.
11623 * configure: Regenerate.
11625 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
11626 -mcpu=native and -mcpu=power7.
11627 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
11629 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
11630 a variable instead of a mask to reduce the number of mask bits.
11631 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
11632 (-mbit-word): Ditto.
11633 (-mregnames): Ditto.
11634 * config/rs6000/rs6000.opt (-mupdate): Ditto.
11635 (-mfused-madd): Ditto.
11637 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
11639 (-mvsx): New switch for VSX instructions.
11640 (-misel): Move from a variable to a mask to allow it to be set by
11643 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
11644 function declaration to an array declaration.
11645 (rs6000_hard_regno_nregs): New external array declaration.
11647 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
11648 files included by rs6000.md.
11650 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
11651 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
11653 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
11655 (rs6000_debug_reg): New -mdebug= variables.
11656 (rs6000_debug_addr): Ditto.
11657 (rs6000_debug_cost): Ditto.
11658 (rs6000_pmode): New variable to hold Pmode.
11659 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
11660 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
11661 calculated at compiler start.
11662 (rs6000_hard_regno_nregs): Change function to an array which holds
11663 HARD_REGNO_NREGS calculated at compiler start.
11664 (rs6000_explicit_options): Delete isel field.
11665 (rs6000_vector_unit): New array to hold which vector unit
11666 supports arithmetic options for a given type.
11667 (rs6000_vector_mem): New array to hold which vector unit supports
11668 memory reference operations for a given type.
11669 (rs6000_vector_align): New array to given the alignment of each
11671 (power7_cost): New basic costs for power7.
11672 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
11673 (rs6000_hard_regno_nregs_internal): New function, moved from
11674 HARD_REGNO_NREGS, to calculate the number of registers each hard
11675 register takes for each type.
11676 (rs6000_debug_reg_print): New function for -mdebug=reg support.
11677 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
11678 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
11679 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
11680 unit information here so it is calculated once at compiler startup
11682 (rs6000_override_options): Make -misel a target mask. Add more
11683 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
11684 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
11686 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
11687 (rs6000_handle_option): Move -misel from variable to target mask.
11688 (rs6000_builtin_mask_for_load): Add VSX support.
11689 (rs6000_conditional_register_usage): Ditto.
11690 (USE_ALTIVEC_FOR_ARG_P): Ditto.
11691 (function_arg_boundary): Ditto.
11692 (rs6000_expand_builtin): Ditto.
11693 (def_builtin): Make abort message a little friendlier.
11694 (rs6000_emit_int_cmove): Add support for 64-bit isel.
11696 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
11697 assembler support the popcntd instruction instead of a vsx
11698 instruction to enable power7 support.
11699 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
11700 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
11701 option to the assembler if -mcpu=native.
11702 (ASM_CPU_NATIVE_SPEC): Ditto.
11703 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
11705 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
11706 the lwsync instruction.
11707 (enum processor_type): Add PROCESSOR_POWER7.
11708 (rs6000_debug_reg): New -mdebug= options.
11709 (rs6000_debug_addr): Ditto.
11710 (rs6000_debug_cost): Ditto.
11711 (rs6000_isel): Delete.
11712 (enum rs6000_vector): New enum to say what vector unit we have.
11713 (VECTOR_UNIT_*): New macros to say which vector unit has
11714 arithmetic operations for a given type.
11715 (VECTOR_MEM_*): New macros to say which vector unit has memory
11716 operations for a given type.
11717 (TARGET_LDBRX): Whether the machine supports the ldbrx
11719 (TARGET_ISEL): Delete, -misel moved to be a mask.
11720 (TARGET_ISEL64): New macro for 64-bit isel support.
11721 (UNITS_PER_VSX_WORD): New macro.
11722 (POINTER_SIZE): Move to be an external variable, rather than
11723 calculating whether we are generating 32 ot 64-bit code.
11725 (STACK_BOUNDARY): Add VSX support.
11726 (LOCAL_ALIGNMENT): Ditto.
11727 (SLOW_UNALIGNED_ACCESS): Ditto.
11728 (VSX_REGNO_P): New macro for VSX support.
11729 (VFLOAT_REGNO_P): Ditto.
11730 (VINT_REGNO_P): Ditto.
11731 (VLOGICAL_REGNO_P): Ditto.
11732 (VSX_VECTOR_MODE): Ditto.
11733 (VSX_SCALAR_MODE): Ditto.
11735 (VSX_MOVE_MODE): Ditto.
11736 (VSX_REG_CLASS_P): Ditto.
11737 (HARD_REGNO_NREGS): Instead of calling a function, use an array
11739 (UNITS_PER_SIMD_WORD): Add VSX support.
11740 (MODES_TIEABLE_P): Ditto.
11741 (STARTING_FRAME_OFFSET): Ditto.
11742 (STACK_DYNAMIC_OFFSET): Ditto.
11743 (EPILOGUE_USES): Ditto.
11744 (REGNO_REG_CLASS): Move to array lookup.
11745 (CLASS_MAX_NREGS): Ditto.
11746 (rs6000_vector_reg_class): Add declaration.
11747 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
11748 overlap with the floating point and Altivec registers.
11750 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
11752 * config/rs6000/driver-rs6000.c (asm_names): New static array to
11753 give the appropriate asm switches if -mcpu=native.
11754 (host_detect_local_cpu): Add support for "asm".
11755 (host_detect_local_cpu): Follow GNU code guidelines for name.
11757 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
11758 -mbit-word to a variable instead of being a target mask.
11760 * config/rs6000/sync.md (lwsync): If the assembler supports it,
11761 emit the lwsync instruction instead of emitting the instruction as
11762 an integer constant.
11764 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
11765 fixuns_trundfsi2, move expander into rs6000.md.
11767 * config/rs6000/rs6000.md (cpu): Add power7.
11768 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
11769 (logical predicate patterns): Change the single instruction
11770 primitives that set CR0 to be fast_compare instead of compare.
11772 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
11773 (popcntddi2): Ditto.
11774 (popcount<mode>): Ditto.
11775 (floating multiply/add insns): Name the floating point
11776 multiply/add insns.
11777 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
11778 (isel_unsigned_<mode>): Ditto.
11779 (fixuns_trundfsi2): Move expander here from spe.md.
11780 (smindi3): Define if we have -misel on 64-bit systems.
11785 2009-06-23 Anatoly Sokolov <aesok@post.ru>
11787 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
11789 * config/avr/avr.c (avr_current_device): New variable.
11790 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
11791 (avr_arch, mcu_type_s): Move to avr.h.
11792 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
11793 default_data_section_start fields.
11794 (avr_arch): Moved from avr.c.
11795 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
11796 library_name fields.
11797 (avr_current_device, avr_mcu_types, avr_arch_types,
11798 avr_device_to_arch, avr_device_to_data_start,
11799 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
11800 (EXTRA_SPEC_FUNCTIONS): Define.
11801 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
11802 options mapping. Use device_to_arch and device_to_data_start insted.
11803 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
11804 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
11805 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
11806 * config/avr/driver-avr.c: New file.
11807 * config/avr/avr-devices.c: New file.
11809 2009-06-23 Jakub Jelinek <jakub@redhat.com>
11811 * var-tracking.c (unshare_variable): Force initialized to
11812 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
11813 (set_variable_part): Likewise.
11814 (struct variable_union_info): Remove pos_src field.
11815 (vui_vec, vui_allocated): New variables.
11816 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
11817 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
11818 == 1 use a simpler sorting algorithm. Compute pos field right
11819 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
11820 Avoid quadratic comparison if !flag_var_tracking_uninit.
11821 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
11822 unshare_variable unconditionally.
11823 (dataflow_set_different_2): Removed.
11824 (dataflow_set_different): Don't traverse second hash table.
11825 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
11826 unconditionally to var_reg_set or var_mem_set.
11827 (emit_notes_in_bb): Likewise.
11828 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
11830 (emit_note_insn_var_location): Don't set initialized to
11831 VAR_INIT_STATUS_INITIALIZED early.
11832 (vt_finalize): Free vui_vec if needed, clear vui_vec and
11834 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
11836 * tree-object-size.c (addr_object_size): Instead of checking
11837 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
11838 are no FIELD_DECLs following it.
11840 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
11842 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
11843 order to match bswaps with signed source operands.
11845 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11847 * sdbout.c (sdbout_one_type): Fix braces in switch.
11849 2009-06-23 Richard Guenther <rguenther@suse.de>
11851 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
11853 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
11854 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
11855 var_callused, callused_tree, var_storedanything, storedanything_tree,
11856 var_integer, integer_tree): Remove global variables.
11857 (new_var_info): Do not pass new id, append the new var to the
11858 global variable vector.
11859 (do_ds_constraint): Use is_global_var member of the variable-info.
11860 (new_scalar_tmp_constraint_exp): Adjust.
11861 (create_function_info_for): Likewise.
11862 (create_variable_info_for): Likewise.
11863 (find_what_var_points_to): Remove dead code.
11864 (init_base_vars): Simplify.
11865 (compute_points_to_sets): Adjust.
11867 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11869 * combine.c (try_combine): Dump information about the insns we're
11872 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11874 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
11875 check when calling force_to_mode on TRUNCATE's operand.
11877 2009-06-22 Ian Lance Taylor <iant@google.com>
11879 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
11881 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11883 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
11885 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11887 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
11888 override library linkage flags such as -static-libgcc or
11891 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11893 * config/m68k/m68k-devices.def: Add line for MCF5221x.
11895 2009-06-22 Ian Lance Taylor <iant@google.com>
11897 * config/linux.opt: Put mglibc ahead of muclibc.
11899 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
11900 for duplicate decls.
11902 2009-06-22 Matthias Klose <doko@ubuntu.com>
11904 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
11906 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11909 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
11910 instead of NULL if a parser error occurs.
11912 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11914 * dwarf2out.c (dwarf2_debug_hooks): Initialize
11915 non-DWARF2_DEBUGGING_INFO version.
11917 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
11919 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
11920 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
11922 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
11923 (LIBGCC2_TF_CEXT): Define.
11926 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11929 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
11931 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11933 * config/arm/arm.c (arm_override_options): Disable
11934 -mcaller-super-interworking and -mcallee-super-interworking.
11935 * doc/invoke.texi (ARM Options): Document this.
11937 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
11939 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
11940 * config/arm/constraints.md (j): New constraint for movw operands.
11941 (N): Remove thumb2 meaning.
11942 * config/arm/arm.md (*arm_movw): Delete.
11943 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
11944 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
11945 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
11947 2009-06-22 Martin Jambor <mjambor@suse.cz>
11949 PR tree-optimization/40492
11950 * tree-sra.c (sra_modify_assign): Pass zero offsets to
11951 build_ref_for_offset.
11953 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
11955 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
11956 JUMP_TABLE_DATA_P predicates where applicable.
11957 * auto-inc-dec.c: Ditto.
11958 * builtins.c: Ditto.
11959 * caller-save.c: Ditto.
11961 * cfgcleanup.c: Ditto.
11962 * cfglayout.c: Ditto.
11964 * combine.c: Ditto.
11965 * combine-stack-adj.c: Ditto.
11969 * df-scan.c: Ditto.
11971 * dwarf2asm.c: Ditto.
11972 * dwarf2out.c: Ditto.
11973 * emit-rtl.c: Ditto.
11979 * function.c: Ditto.
11982 * genpreds.c: Ditto.
11983 * genrecog.c: Ditto.
11985 * ira-costs.c: Ditto.
11986 * ira-lives.c: Ditto.
11988 * loop-iv.c: Ditto.
11989 * lower-subreg.c: Ditto.
11990 * modulo-sched.c: Ditto.
11992 * postreload.c: Ditto.
11993 * print-rtl.c: Ditto.
11995 * reginfo.c: Ditto.
11996 * regmove.c: Ditto.
11997 * reload1.c: Ditto.
12000 * rtlanal.c: Ditto.
12002 * sched-vis.c: Ditto.
12004 * sel-sched-ir.c: Ditto.
12005 * simplify-rtx.c: Ditto.
12006 * targhooks.c: Ditto.
12007 * var-tracking.c: Ditto.
12008 * vmsdbgout.c: Ditto.
12010 2009-06-22 Matthias Klose <doko@ubuntu.com>
12012 * Makefile.in (install-plugin): Always use DESTDIR.
12014 2009-06-22 Olivier Hainque <hainque@adacore.com>
12016 * config/pa/pa.c (output_call): Don't optimize post call jumps
12017 into return address adjustments if the call may throw.
12019 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12021 * arm.c (thumb1_output_casesi): New function.
12022 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12023 optimizing for size or PIC.
12024 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12025 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12026 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12027 (thumb1_casesi_internal_pic): New expand rule.
12028 (thumb1_casesi_dispatch): New pattern.
12029 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12031 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12032 in the text seciton when PIC or optimizing for size.
12033 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12034 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12035 preservation properties of code.
12036 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12037 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12038 (__gnu_thumb1_case_si): New function.
12039 * t-arm (LIB1ASMSRC): Define here.
12040 (LIB1ASMFUNCS): Add some common functions.
12041 * t-arm-elf (LIB1ASMSRC): Delete.
12042 (LIB1ASMFUNCS): Append to existing set.
12043 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12044 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12045 * t-symbian (LIB1ASMFUNCS): Likewise.
12046 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12047 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12049 2009-06-21 Richard Guenther <rguenther@suse.de>
12051 PR tree-optimization/38729
12052 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12053 to loops with a single exit if -fno-expensive-optimizations.
12055 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12057 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12058 (dataflow_set): Change vars type from htab_t to shared_hash.
12059 (shared_hash_pool, empty_shared_hash): New variables.
12060 (vars_clear): Removed.
12061 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12062 shared_hash_find_slot_unshare, shared_hash_find_slot,
12063 shared_hash_find_slot_noinsert, shared_hash_find): New
12065 (shared_hash_unshare, shared_hash_destroy): New functions.
12066 (unshare_variable): Unshare set->vars if shared, use
12068 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12069 (get_init_value, find_src_set_src, dump_dataflow_set,
12070 clobber_variable_part, emit_notes_for_differences): Use
12072 (dataflow_set_init): Remove second argument, set vars to
12073 empty_shared_hash instead of creating a new htab.
12074 (dataflow_set_clear): Call shared_hash_destroy and set vars
12075 to empty_shared_hash instead of calling vars_clear.
12076 (dataflow_set_copy): Don't call vars_copy, instead just share
12077 the src htab with dst.
12078 (variable_union): Use shared_hash_*, use initially NO_INSERT
12079 lookup if set->vars is shared. Don't keep slot cleared before
12080 calling unshare_variable. Unshare set->vars if needed.
12081 Even ->refcount == 1 vars must be unshared if set->vars is shared
12082 and var needs to be modified.
12083 (variable_canonicalize): New function.
12084 (dataflow_set_union): If dst->vars is empty, just share src->vars
12085 with dst->vars and traverse with variable_canonicalize to canonicalize
12086 and unshare what is needed.
12087 (dataflow_set_different): If old_set and new_set use the same shared
12088 htab, they aren't different. If number of htab elements is different,
12089 htabs are different. Use shared_hash_*.
12090 (dataflow_set_destroy): Call shared_hash_destroy instead of
12092 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12093 second argument to dataflow_set_init.
12094 (vt_initialize): Likewise. Initialize shared_hash_pool and
12095 empty_shared_hash, move bb in/out initialization afterwards.
12096 Use variable_htab_free instead of NULL as changed_variables del hook.
12097 (variable_was_changed): Change type of second argument to pointer to
12098 dataflow_set. When inserting var into changed_variables, bump
12099 refcount. Unshare set->vars if set is shared htab and slot needs to
12101 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12102 lookup if set->vars is shared. Unshare set->vars if needed.
12103 Even ->refcount == 1 vars must be unshared if set->vars is shared
12104 and var needs to be modified. Adjust variable_was_changed caller.
12105 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12106 vars must be unshared if set->vars is shared and var needs to be
12107 modified. Adjust variable_was_changed caller.
12108 (emit_note_insn_var_location): Don't pool_free var.
12109 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12111 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12112 free_alloc_pool on shared_hash_pool.
12114 2009-06-20 Anthony Green <green@moxielogic.com>
12116 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12117 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12119 2009-06-20 Richard Guenther <rguenther@suse.de>
12121 * tree-ssa-structalias.c (find_func_aliases): For memset use
12122 a constraint from NULL if we memset to zero.
12123 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12124 we explicitly handle that do not read from memory.
12125 (call_may_clobber_ref_p_1): Properly handle builtins that may
12128 2009-06-20 Richard Guenther <rguenther@suse.de>
12130 PR tree-optimization/40495
12131 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12132 (new_scalar_tmp_constraint_exp): New function.
12133 (process_constraint): Do not create temporary decls.
12134 (process_all_all_constraints): Likewise.
12135 (handle_const_call): Likewise.
12136 (create_function_info_for): Do not set decl.
12138 2009-06-19 Ian Lance Taylor <iant@google.com>
12140 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12141 (rs6000_attribute_table): Make static; move before use.
12143 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12145 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12146 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12147 Propagate the TREE_READONLY flag without overwriting it.
12148 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12149 Propagate the TREE_READONLY flag onto the result.
12150 (process_call_operands): Move around. Use correct constant value.
12152 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12155 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12156 * config/arm/arm.md: Likewise.
12158 2009-06-19 Ian Lance Taylor <iant@google.com>
12160 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12161 to GIMPLE_ERROR_MARK.
12163 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12164 op2_original_type parameters. Warn about using different enum types.
12165 * c-parser.c (c_parser_conditional_expression): Pass original
12166 types to build_conditional_expr.
12167 * c-tree.h (build_conditional_expr): Update declaration.
12169 2009-06-19 Ian Lance Taylor <iant@google.com>
12171 * config/i386/i386.c (ix86_function_specific_save): Test that
12172 fields match values, rather than testing the values are in a
12175 2009-06-19 Richard Guenther <rguenther@suse.de>
12177 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12178 ADDR_EXPR pointers.
12179 (ptr_derefs_may_alias_p): Likewise.
12180 (ptr_deref_may_alias_ref_p_1): New function.
12181 (ptr_deref_may_alias_ref_p): Likewise.
12182 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12183 covered by looking at the ESCAPED solution.
12184 (call_may_clobber_ref_p_1): Likewise.
12185 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12186 Handle NULL_TREE offset. Do not produce redundant constraints.
12187 (process_all_all_constraints): New helper function.
12188 (do_structure_copy): Use it.
12189 (handle_lhs_call): Likewise.
12190 (find_func_aliases): Handle some builtins with pointer arguments
12191 and/or return values explicitly.
12193 2009-06-19 Ian Lance Taylor <iant@google.com>
12195 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12197 2009-06-19 Ian Lance Taylor <iant@google.com>
12199 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12201 2009-06-19 Ian Lance Taylor <iant@google.com>
12203 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12204 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12207 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12208 uninitialized const.
12210 2009-06-19 Ian Lance Taylor <iant@google.com>
12212 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12215 * c-decl.c (in_struct, struct_types): Remove.
12216 (struct c_binding): Add in_struct field.
12217 (c_binding_ptr): Define type, along with VEC.
12218 (struct c_struct_parse_info): Define.
12219 (struct_parse_info): New static variable.
12220 (bind): Initialize in_struct field.
12221 (start_struct): Remove enclosing_in_struct and
12222 enclosing_struct_types parameters. Add
12223 enclosing_struct_parse_info parameter. Change all callers. Set
12224 struct_parse_info rather than in_struct and struct_types.
12225 (grokfield): If -Wc++-compat and there is a symbol binding for the
12226 field name, set the in_struct flag and push it on the
12227 struct_parse_info->fields vector.
12228 (warn_cxx_compat_finish_struct): New static function.
12229 (finish_struct): Remove enclosing_in_struct and
12230 enclosing_struct_types parameters. Add
12231 enclosing_struct_parse_info parameter. Change all callers. Don't
12232 set C_TYPE_DEFINED_IN_STRUCT here. Call
12233 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12234 parameter. Only push on struct_types if warn_cxx_compat.
12235 (finish_enum): Only push on struct_types if warn_cxx_compat.
12236 (declspecs_add_type): Add loc parameter. Change all callers.
12237 Change all error calls to error_at. Pass loc, not input_location,
12238 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12239 defined in a struct. If -Wc++-compat and parsing a struct, record
12240 that a typedef name was used.
12241 * c-parser.c (c_parser_declspecs): Get location to pass to
12242 declspecs_add_type.
12243 (c_parser_struct_or_union_specifier): Update calls to start_struct
12245 * c-tree.h (struct c_struct_parse_info): Declare.
12246 (finish_struct, start_struct): Update declarations.
12247 (declspecs_add_type): Update declaration.
12249 2009-06-19 Ian Lance Taylor <iant@google.com>
12251 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12252 variable with an anonymous type.
12254 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12256 * see.c: Remove for real.
12258 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12260 * optabs.h (enum optab_index): Add new OTI_significand.
12261 (significand_optab): Define corresponding macro.
12262 * optabs.c (init_optabs): Initialize significand_optab.
12263 * genopinit.c (optabs): Implement significand_optab using
12264 significand?f2 patterns.
12265 * builtins.c (expand_builtin_mathfn): Handle
12266 BUILT_IN_SIGNIFICAND{,F,L}.
12267 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12268 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12270 * config/i386/i386.md (significandxf2, significand<mode>2): New
12271 expanders to implement significandf, significand and significandl
12272 built-ins as inline x87 intrinsics.
12274 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12276 * config/avr/avr.c (avr_override_options): Remove setting value of
12277 PARAM_INLINE_CALL_COST.
12279 2009-06-18 Richard Henderson <rth@redhat.com>
12282 * tree-pass.h (TDF_ASMNAME): New.
12283 * tree-dump.c (dump_options): Add asmname.
12284 * doc/invoke.texi: Document it.
12286 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12287 (dump_decl_name): ...here.
12288 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12289 (dump_generic_node): Update dump_function_name calls.
12290 (print_call_name): New flags arg; update all dump calls.
12291 * diagnostic.h (print_call_name): Update.
12292 * gimple-pretty-print.c (dump_gimple_call): Update.
12294 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12297 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12299 2009-06-18 Diego Novillo <dnovillo@google.com>
12301 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12302 * plugin.c (str_license): Declare.
12303 (try_init_one_plugin): Assert that the symbol
12304 'plugin_is_GPL_compatible' exists.
12306 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12309 * Makefile.in (OBJS-common): Remove see.o.
12311 * common.opt (fsee): Mark as preserved for backward compatibility.
12312 * opts.c (common_handle_option): Add OPT_fsee to the backward
12313 compatibility section.
12314 * passes.c (init_optimization_passes, pass_see): Remove pass.
12315 * timevar.def (TV_SEE): Remove.
12316 * tree-pass.h (pass_see): Remove declaration.
12317 * doc/invoke.texi (-fsee): Remove documentation.
12319 2009-06-18 Martin Jambor <mjambor@suse.cz>
12321 * tree-sra.c: Include statistics.h
12322 (sra_stats): New variable.
12323 (sra_initialize): Clear sra_stats.
12324 (create_access_replacement): Increment sra_stats.replacements.
12325 (get_access_replacement): Do not return twice.
12326 (analyze_all_variable_accesses): Increment statistics counter by the
12327 number of scalarized aggregates.
12328 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12329 (sra_modify_expr): Increment sra_stats.exprs.
12330 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12331 (sra_modify_assign): Increment sra_stats.exprs,
12332 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12333 (perform_intra_sra): Update statistics counters.
12334 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12336 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12338 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12339 (arm_scalar_mode_supported_p): New function.
12341 2009-06-18 Paul Brook <paul@codesourcery.com>
12342 Sandra Loosemore <sandra@codesourcery.com>
12344 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12345 (__extendhfsf2, __truncsfhf2): Define.
12346 * config/arm/fp16.c: New file.
12347 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12348 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12350 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12352 * doc/extend.texi (Half-Precision): New section.
12353 * doc/invoke.texi (Option Summary): List -mfp16-format.
12354 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12355 * config/arm/arm.opt (mfp16-format=): New.
12356 * config/arm/arm.c: Include intl.h.
12357 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12358 (TARGET_INVALID_RETURN_TYPE): Redefine.
12359 (TARGET_PROMOTED_TYPE): Redefine.
12360 (TARGET_CONVERT_TO_TYPE): Redefine.
12361 (arm_fp16_format): Define.
12362 (all_fpus): Add entry for neon-fp16.
12363 (fp_model_for_fpu): Likewise.
12364 (struct fp16_format): Declare.
12365 (all_fp16_formats): Define.
12366 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12368 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12370 (arm_legitimate_index_p): Treat HFmode like HImode.
12371 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12372 (coproc_secondary_reload_class): Special-case HFmode.
12373 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12374 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12375 (arm_init_fp16_builtins): New.
12376 (arm_init_builtins): Call it.
12377 (arm_invalid_parameter_type): New.
12378 (arm_invalid_return_type): New.
12379 (arm_promoted_type): New.
12380 (arm_convert_to_type).
12381 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12383 (arm_emit_fp16_const): New function.
12384 (arm_mangle_type): Mangle __fp16 as "Dh".
12385 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12387 (TARGET_NEON_FP16): New.
12388 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12389 (enum fputype): Add FPUTYPE_NEON_FP16.
12390 (enum arm_fp16_format_type): Declare.
12391 (arm_fp16_format): Declare.
12392 (LARGEST_EXPONENT_IS_NORMAL): Define.
12393 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12394 * config/arm/arm-modes.def (HFmode): Define.
12395 * config/arm/vfp.md: (*movhf_vfp): New.
12396 (extendhfsf2): New.
12398 * config/arm/arm.md: (fpu): Add neon_fp16.
12399 (floatsihf2, floatdihf2): New.
12400 (fix_trunchfsi2, fix_trunchfdi2): New.
12402 (extendhfdf2): New.
12404 (*arm32_movhf): New.
12405 (*thumb1_movhf): New.
12406 (consttable_2): Add check for HFmode constants.
12407 (consttable_4): Handle HFmode constants.
12409 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12411 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12413 2009-06-17 Olivier Hainque <hainque@adacore.com>
12415 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12416 const char ** conversion in AIX specific section.
12418 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12420 * config/i386/i386.c (ix86_special_builtin_type): Remove
12421 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12422 (bdesc_special_args): Updated.
12423 (ix86_init_mmx_sse_builtins): Likewise.
12424 (ix86_expand_special_args_builtin): Likewise.
12426 2009-06-17 Richard Henderson <rth@redhat.com>
12428 * tree-pretty-print.c (maybe_dump_asm_name): New.
12429 (dump_decl_name): Use it.
12430 (PRINT_FUNCTION_NAME): Merge into...
12431 (dump_function_name): ... here. Use maybe_dump_asm_name.
12433 2009-06-17 Cary Coutant <ccoutant@google.com>
12435 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
12437 * debug.c (struct gcc_debug_hooks): Change placeholder for
12439 (debug_nothing_int_charstar_int): Replaced by...
12440 (debug_nothing_int_charstar_int_bool): ...this.
12441 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
12442 source_line prototype.
12443 (debug_nothing_int_charstar_int): Replaced by...
12444 (debug_nothing_int_charstar_int_bool): ...this.
12445 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
12446 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
12447 Output is_stmt operand when necessary.
12448 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
12449 (notice_source_line): Add is_stmt parameter.
12450 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
12451 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
12453 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
12454 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
12456 2009-06-17 Ian Lance Taylor <iant@google.com>
12458 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
12460 (struct store_by_pieces_d): Rename from store_by_pieces. Change
12463 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
12465 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
12466 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
12467 tree_strip_sign_nop_conversions and
12468 tree_ssa_strip_useless_type_conversions rather than stripping
12469 the operations here.
12470 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
12472 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
12473 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
12474 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
12475 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
12478 2009-06-17 Michael Eager <eager@eagercon.com>
12480 * config/rs6000/constraints.md (register_constraint "d"): New.
12481 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
12482 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12483 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
12484 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
12485 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12486 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
12487 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
12488 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
12489 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
12490 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
12492 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
12493 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
12494 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
12495 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
12496 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
12497 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
12498 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
12499 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
12500 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
12501 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
12502 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
12503 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
12504 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
12505 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
12507 2009-06-16 Ian Lance Taylor <iant@google.com>
12509 * profile.c (total_num_never_executed): Don't define.
12510 (compute_branch_probabilities): Don't count or print
12511 num_never_executed.
12512 (init_branch_prob): Don't set total_num_never_executed.
12513 (end_branch_prob): Don't print total_num_never_executed.
12515 2009-06-17 David Daney <ddaney@caviumnetworks.com>
12517 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
12519 2009-06-17 David Edelsohn <edelsohn@gnu.org>
12521 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
12522 (nabstd2_fpr): Same.
12524 2009-06-17 Steve Ellcey <sje@cup.hp.com>
12526 * expr.c (expand_assignment): Change complex type check.
12528 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
12530 * doc/plugins.texi (Building GCC plugins): Added new section.
12532 2009-06-17 Ian Lance Taylor <iant@google.com>
12534 * c-pch.c (get_ident): Don't set size of templ array.
12535 (pch_init): Don't set size of partial_pch array.
12537 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
12538 string constant to intialize an array whose size is the length of
12541 2009-06-17 Richard Guenther <rguenther@suse.de>
12543 PR tree-optimization/40389
12544 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
12545 to addressable types.
12546 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
12548 2009-06-17 Richard Guenther <rguenther@suse.de>
12550 PR middle-end/40460
12551 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
12552 if there is no evolution of left in the loop bail out.
12553 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
12554 chrec_fold_multiply.
12556 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
12557 Janis Johnson <janis187@us.ibm.com>
12560 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
12561 for the symbol ref of a constant that is the source of a move
12562 - nor for any other not-obvious-label-ref constants.
12564 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
12566 * plugin.c (position_pass): Skip newly inserted pass during list
12567 traversal to avoid repeated insertion.
12569 2009-06-16 Ian Lance Taylor <iant@google.com>
12571 * vec.h (VEC_stack_alloc): Define different version if
12572 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
12573 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
12574 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
12575 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
12577 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
12579 * config.gcc (extra_headers): Add ia32intrin.h for x86.
12581 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
12582 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
12583 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
12584 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
12585 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
12586 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12587 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12588 (bdesc_special_args): Add __builtin_ia32_rdtsc and
12589 __builtin_ia32_rdtscp.
12590 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
12591 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
12592 and __builtin_ia32_rorhi.
12593 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
12594 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12595 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12596 (ix86_expand_args_builtin): Likewise.
12597 (ix86_expand_special_args_builtin): Likewise.
12599 * config/i386/i386.md (UNSPECV_RDTSCP): New.
12600 (UNSPECV_RDTSC): Likewise.
12601 (UNSPECV_RDPMC): Likewise.
12602 (*bsr): Renamed to ...
12604 (*bsr_rex64): Renamed to ...
12607 (*rdpmc): Likewise.
12608 (*rdpmc_rex64): Likewise.
12610 (*rdtsc): Likewise.
12611 (*rdtsc_rex64): Likewise.
12612 (rdtscp): Likewise.
12613 (*rdtscp): Likewise.
12614 (*rdtscp_rex64): Likewise.
12616 * config/i386/ia32intrin.h: New.
12618 * config/i386/x86intrin.h: Include <ia32intrin.h>.
12620 2009-06-16 Ian Lance Taylor <iant@google.com>
12622 * ira-build.c (copy_info_to_removed_store_destinations):
12623 Initialize parent_a.
12625 2009-06-16 Ian Lance Taylor <iant@google.com>
12627 * c-decl.c (grokdeclarator): Change size_varies to bool.
12629 2009-06-16 Ian Lance Taylor <iant@google.com>
12631 * sel-sched.c: Make forward declarations of move_op_hooks and
12632 fur_hooks explicitly extern.
12634 2009-06-16 Ian Lance Taylor <iant@google.com>
12636 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
12637 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
12639 2009-06-16 Ian Lance Taylor <iant@google.com>
12641 * resource.c (mark_referenced_resources): Change
12642 include_delayed_effects parameter to bool. Change all callers.
12643 (mark_end_of_function_resources): Likewise.
12644 * reorg.c (insn_references_resource_p): Likewise.
12645 (insn_sets_resource_p): Likewise.
12646 * resource.h (mark_referenced_resources): Update declaration.
12647 (mark_end_of_function_resources): Update declaration.
12649 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12651 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
12653 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12655 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
12656 GCC can bootstrap on AIX with GNU Binutils 2.20.
12658 2009-06-16 Ian Lance Taylor <iant@google.com>
12660 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
12662 2009-06-16 Ian Lance Taylor <iant@google.com>
12664 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
12665 inline, not extern inline.
12666 (exact_log2): Likewise.
12667 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
12669 (exact_log2): Likewise, but don't test CTZ_HWI.
12671 2009-06-16 Ian Lance Taylor <iant@google.com>
12673 * bitmap.c (bitmap_clear): Don't declare as inline.
12674 * gimple.c (gimplify_assign): Likewise.
12675 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
12676 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
12677 (sched_scan_info): Remove duplicate definition.
12679 2009-06-16 Ian Lance Taylor <iant@google.com>
12681 * c-common.c (skip_evaluation): Don't define.
12682 (c_inhibit_evaluation_warnings): Define global variable.
12683 (overflow_warning): Check c_inhibit_evaluation_warnings rather
12684 than skip_evaluation.
12685 (convert_and_check, warn_for_div_by_zero): Likewise.
12686 * c-common.h (skip_evaluation): Don't declare.
12687 (c_inhibit_evaluation_warnings): Declare.
12688 * c-parser.c (c_parser_typeof_specifier): Set
12689 c_inhibit_evaluation_warnings rather than skip_evaluation.
12690 (c_parser_conditional_expression): Likewise.
12691 (c_parser_binary_expression): Likewise.
12692 (c_parser_sizeof_expression): Likewise.
12693 (c_parser_alignof_expression): Likewise.
12694 * c-typeck.c (build_indirect_ref): Check
12695 c_inhibit_evaluation_warnings rather than skip_evaluation.
12696 (build_conditional_expr, build_binary_op): Likewise.
12698 2009-06-16 Richard Guenther <rguenther@suse.de>
12700 * tree-ssa-alias.c (is_escape_site): Remove.
12701 * tree-ssa-alias.h (enum escape_type): Remove.
12702 (is_escape_site): Likewise.
12703 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
12704 via casts and asms without deferring to is_escape_site.
12706 2009-06-16 Jakub Jelinek <jakub@redhat.com>
12708 PR middle-end/40446
12709 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
12710 use gen_lowpart if op0 has complex mode.
12712 2009-06-16 Richard Guenther <rguenther@suse.de>
12714 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
12715 variables add them to ESCAPED.
12716 (find_func_aliases): Do not make all indirectly stored values escaped.
12718 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
12720 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
12721 make_decl_one_only.
12723 2009-06-16 Martin Jambor <mjambor@suse.cz>
12725 PR tree-optimization/40432
12726 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
12727 check whether we need to force gimple register operand.
12729 2009-06-16 Martin Jambor <mjambor@suse.cz>
12731 PR tree-optimization/40413
12732 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
12733 build_ref_for_offset.
12734 (propagate_subacesses_accross_link): Fix a typo in a comment.
12736 2009-06-16 Ira Rosen <irar@il.ibm.com>
12738 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12739 with additional parameter.
12740 * tree-vectorizer.h (enum vect_def_type): Add new value
12742 (enum vect_relevant): Add comments.
12743 (vect_is_simple_reduction): Add new argument.
12744 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
12745 Detect nested cycles.
12746 (vect_is_simple_reduction): Update documentation, add an argument to
12747 distinguish inner-loop reduction from nested cycle, detect nested
12748 cycles, fix printings and indentation, don't swap operands in case
12750 (get_initial_def_for_reduction): Handle subtraction.
12751 (vect_create_epilog_for_reduction): Add new argument to specify
12752 reduction variable.
12753 (vect_finalize_reduction): Handle subtraction, fix comments.
12754 (vectorizable_reduction): Handle nested cycles. In case of nested
12755 cycle keep track of the reduction variable position. Call
12756 vect_is_simple_reduction with additional parameter. Use original
12757 statement code in reduction epilogue for nested cycle. Call
12758 vect_create_epilog_for_reduction with additional parameter.
12759 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
12760 inner-loop vectorization.
12761 (vect_recog_widen_sum_pattern): Likewise.
12762 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
12764 (vect_mark_stmts_to_be_vectorized): Likewise.
12765 (vect_get_vec_def_for_operand): Handle nested cycles.
12767 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12769 * doc/invoke.texi (Debugging Options): Fix option index entries
12770 for -fdump-statistics, -frandom-seed add entries for
12771 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
12772 (FRV Options): Fix entries for -mTLS, -mtls.
12773 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
12774 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
12775 (M68hc1x Options): Fix @itemx for -mnominmax.
12776 (MCore Options): Fix entry for -mno-lsim.
12777 (MMIX Options): Fix entry for -mabi=mmixware.
12778 (PDP-11 Options): Fix entry for -mbcopy-builtin.
12780 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
12782 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
12783 Mention the plugin mode of gengtype.
12784 * doc/gty.texi (Source Files Containing Type Information): Likewise.
12785 * gengtype.c: Updated copyright.
12786 (plugin_files, nb_plugin_files) Added new static variables.
12787 (measure_input_list) Care about plugin_files.
12788 (write_rtx_next): Added early return in plugin mode.
12789 (create_file): Updated copyright year in generated file. Added
12791 (oprintf): Added early return if NULL outf.
12792 (get_output_file_with_visibility): Care of plugin_files.
12793 (get_output_file_name): May return null.
12794 (write_local): Added early return.
12795 (put_mangled_filename): Ditto.
12796 (finish_root_table): Added check for base_files.
12797 (write_roots): Care about null when plugins.
12798 (main): Added plugin mode.
12800 2009-06-15 Ian Lance Taylor <iant@google.com>
12802 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
12803 * gcov.c (read_count_file): Add braces around variables declared
12806 * c.opt (Wjump-misses-init): New warning.
12807 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
12808 -Wall and -Wc++-compat if not already set.
12809 (c_common_post_options): Clear warn_jump_misses_init if it was not
12811 * c-decl.c (struct c_binding): Change type field to a union with
12812 new label field. Make it the first field in the struct. Update
12813 references to type to use u.type instead.
12814 (struct c_spot_bindings): Define.
12815 (struct c_goto_bindings): Define.
12816 (c_goto_bindings_p): Define, along with VECs.
12817 (struct c_label_vars): Define.
12818 (struct c_scope): Add has_label_bindings field.
12819 (bind_label, set_spot_bindings): New static functions.
12820 (decl_jump_unsafe, update_spot_bindings): New static functions.
12821 (update_label_decls): New static function.
12822 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
12823 Update binding u.label field to shadowed field.
12824 (c_binding_start_stmt_expr): New function.
12825 (c_binding_end_stmt_expr): New function.
12826 (pushdecl): Don't call c_begin_vm_scope.
12827 (make_label): Add defining and p_label_vars parameters. Change
12829 (lookup_label): Correct test for whether a label has not yet been
12830 defined. Call bind_label rather than bind.
12831 (warn_about_goto): New static function.
12832 (lookup_label_for_goto): New function.
12833 (declare_label): Call bind_label rather than bind.
12834 (check_earlier_gotos): New static function.
12835 (define_label): Don't give errors about jumping into statement
12836 expressions or scopes of variably modified types. Call
12837 set_spot_bindings and check_earlier_gotos. Call bind_label
12838 instead of bind. Don't set label_context_stack_se or
12839 label_context_stack_vm.
12840 (c_get_switch_bindings): New function.
12841 (c_release_switch_bindings): New function.
12842 (c_check_switch_jump_warnings): New function.
12843 (start_function): Don't set label_context_stack_se or
12844 label_context_stack_vm.
12845 (finish_function): Likewise.
12846 * c-typeck.c (label_context_stack_se): Don't define.
12847 (label_context_stack_vm): Don't define.
12848 (c_finish_goto_label): Call lookup_label_for_goto rather than
12849 lookup_label. Don't give errors about jumping into a statement
12850 expression or the scope of a variably modified type. Don't set
12851 label_context_stack_se or label_context_stack_vm.
12852 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
12853 fields. Add bindings field.
12854 (c_start_case): Don't set deleted fields. Set bindings field.
12855 (do_case): Rework order of tests. Don't check blocked_stmt_expr
12856 or blocked_vm. Call c_check_switch_jump_warnings.
12857 (c_finish_case): Don't test blocked_stmt_expr field. Call
12858 c_release_switch_bindings.
12859 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
12860 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12861 set label_context_stack_se. Call c_bindings_start_stmt_expr.
12862 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
12863 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12864 set label_context_stack_se. Call c_bindings_end_stmt_expr.
12865 (c_begin_vm_scope, c_end_vm_scope): Don't define.
12866 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
12867 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
12868 (C_DECL_UNJUMPABLE_VM): Don't define.
12869 (C_DECL_UNDEFINABLE_VM): Don't define.
12870 (struct c_label_list): Don't define.
12871 (struct c_label_context_se): Don't define.
12872 (struct c_label_context_vm): Don't define.
12873 (struct c_spot_bindings): Declare.
12874 (c_bindings_start_stmt_expr): Declare.
12875 (c_bindings_end_stmt_expr): Declare.
12876 (lookup_label_for_goto): Declare.
12877 (c_get_switch_bindings, c_release_switch_bindings): Declare.
12878 (c_check_switch_jump_warnings): Declare.
12879 (label_context_stack_se, label_context_stack_vm): Don't declare.
12880 (c_finish_goto_label): Update declaration.
12881 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
12882 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
12883 (Warning Options): Document -Wjump-misses-init.
12885 2009-06-15 Jakub Jelinek <jakub@redhat.com>
12887 * tree-object-size.c (addr_object_size): Fix a pasto in the last
12890 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12892 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
12894 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12896 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
12898 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12900 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
12902 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12904 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
12905 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
12906 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
12907 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
12908 * dwarf2asm.c (dw2_force_const_mem): Update call to
12909 make_decl_one_only.
12910 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
12911 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
12912 * langhooks.c (lhd_comdat_group): Remove.
12913 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
12914 * tree.h (DECL_COMDAT_GROUP): New.
12915 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
12916 (tree_decl_with_vis): Add comdat_group. Remove one_only.
12917 (make_decl_one_only): Change signature.
12918 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
12919 make_decl_one_only.
12920 (make_decl_one_only): Change signature.
12921 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
12923 2009-06-15 Richard Guenther <rguenther@suse.de>
12925 PR middle-end/40439
12926 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
12928 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12930 * tree-ssa-math-opts.c: Remove extra divide.
12932 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12934 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
12936 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12938 * passes.c: Add bswap pass.
12939 * tree-pass.h: Add pass_optimize_bswap declaration.
12940 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
12941 Include rtl.h, expr.h and optabs.h for optab_handler check.
12942 (struct symbolic_number, pass_optimize_bswap): New definition.
12943 (do_shift_rotate, verify_symbolic_number_p): New functions.
12944 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
12945 (gate_optimize_bswap): New function.
12946 * tree.c (widest_int_cst_value): New function.
12947 * tree.h (widest_int_cst_value): Prototype added.
12949 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
12951 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
12952 REG_EQUAL/REG_EQUIV notes.
12954 2009-06-14 Richard Guenther <rguenther@suse.de>
12956 PR middle-end/40389
12957 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
12958 has its address taken if NRV was applied and it is addressable.
12959 * tree-ssa-structalias.c (get_constraint_for_address_of): New
12960 function split out from ...
12961 (get_constraint_for_1): ... here.
12962 (handle_rhs_call): Use it to mark the return slot escaped if
12963 it is addressable and NRV was applied.
12965 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
12967 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
12968 Change first argument type to location_t.
12969 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
12970 Do not set input_location.
12971 Use loc instead of input_location throughout.
12973 2009-06-13 Richard Guenther <rguenther@suse.de>
12975 PR tree-optimization/40421
12976 * tree-predcom.c (should_unroll_loop_p): Remove.
12977 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
12979 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
12981 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12982 Add location argument.
12984 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
12986 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
12988 * config/s390/s390.c (s390_build_builtin_va_list): Same.
12989 (s390_gimplify_va_arg): Pass location to create_artificial_label.
12990 * config/spu/spu-protos.h: Add location to
12991 spu_resolve_overloaded_builtin.
12992 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
12993 spu_build_builtin_va_list.
12994 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
12995 argument. Pass location to build_function_call_vec.
12996 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
12998 (emit_fpu_switch): Same.
12999 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13000 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13001 to build_decl and create_artificial_label.
13002 (xtensa_gimplify_va_arg_expr): Same.
13003 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13004 (xstormy16_gimplify_va_arg_expr): Same.
13005 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13006 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13007 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13008 (mips16_build_function_stub): Same.
13009 (mips16_build_call_stub): Same.
13011 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13014 * arm/constraints.md (Pa, Pb): New constraints.
13015 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13016 split pattern to deal with them.
13018 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13020 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13021 fix index entry for -Xpreprocessor.
13023 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13025 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13026 Add location argument to build_decl call.
13027 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13028 (rs6000_init_builtins): Same.
13029 (spe_init_builtins): Same.
13030 (rs6000_gimplify_va_arg): Add location argument to
13031 create_artificial_label call.
13033 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13035 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13036 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13037 * Makefile.in: Fix GGC dependency for gcse.o.
13039 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13041 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13042 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13043 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13045 * c-parser.c (c_parser_binary_expression): Use current column while
13046 building binary operations.
13047 * common.opt (fshow-column): Enable by default.
13048 * tree-vrp.c (check_array_ref): Use warning_at.
13049 (check_array_bounds): Use location from call back if expr has no
13051 * tree.h: Add location argument to maybe_fold_*.
13052 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13053 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13054 (maybe_fold_offset_to_component_ref): Same.
13055 (maybe_fold_offset_to_reference): Same.
13056 (maybe_fold_offset_to_address): Same.
13057 (maybe_fold_stmt_indirect): Same.
13058 (maybe_fold_stmt_addition): Same.
13059 (fold_stmt_r): Pass location to maybe_fold_*.
13060 (fold_gimple_assign): Same.
13061 * c-tree.h: Add location argument to finish_decl,
13062 default_function_array_conversion, store_init_value.
13063 * c-decl.c (define_label): Use error_at.
13064 (c_make_fname_decl): Pass location to finish_decl.
13065 (finish_decl): New location argument.
13066 (build_compound_literal): Pass location to store_init_value.
13067 (grokdeclarator): Pass location to finish_decl.
13069 * c-typeck.c (array_to_pointer_conversion): New location argument.
13070 (function_to_pointer_conversion): Same.
13071 (default_function_array_conversion): Same.
13072 (parser_build_unary_op): Pass location to overflow_warning.
13073 (parser_build_binary_op): Same. Use warning_at.
13074 (build_unary_op): Pass location to array_to_pointer_conversion.
13075 (build_c_cast): Pass location to digest_init.
13076 (build_modify_expr): New location argument.
13077 (convert_for_assignment): Same.
13078 (store_init_value): Same.
13079 (digest_init): Same.
13080 (output_init_element): Pass location to digest_init and
13081 array_to_pointer_conversion.
13082 (c_finish_return): Pass location to convert_for_assignment.
13083 * gimplify.c (gimplify_conversion): Pass location to
13084 maybe_fold_offset_to_address.
13085 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13086 to maybe_fold_stmt_addition.
13087 * c-omp.c (c_finish_omp_atomic): Pass new location to
13089 (c_finish_omp_for): Same.
13090 * c-common.c (overflow_warning): New argument.
13091 * c-common.h: New argument to build_modify_expr, overflow_warning.
13092 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13094 (c_parser_initializer): Pass location to
13095 default_function_array_conversion.
13096 (c_parser_initelt): Same.
13097 (c_parser_initval): Same.
13098 (c_parser_asm_operands): Same.
13099 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13100 (c_parser_conditional_expression): Same.
13101 (c_parser_binary_expression): Add location info to stack. Use it.
13102 (c_parser_unary_expression): Pass location to
13103 default_function_array_conversion, parser_build_unary_op,
13104 build_indirect_ref, c_parser_postfix_expression_after_primary.
13105 (c_parser_postfix_expression_after_primary): New location argument.
13107 (c_parser_expression_conv): Pass location to
13108 default_function_array_conversion.
13109 (c_parser_expr_list): Same.
13110 (c_parser_omp_atomic): Same.
13111 (c_parser_omp_for_loop): Same.
13112 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13113 (build_array_declarator): New argument.
13114 * c-decl.c (build_array_declarator): Add location argument.
13115 (grokdeclarator): Set id_loc for cdk_array.
13116 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13117 build_array_declarator.
13118 * tree.c (build_omp_clause): Add location argument.
13119 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13120 (OMP_CLAUSE_LOCATION): New macro.
13121 (struct tree_omp_clause): Add location field.
13122 (build_omp_clause): Add argument.
13123 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13124 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13126 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13127 (cp_parser_omp_clause_collapse): Same.
13128 (cp_parser_omp_clause_default): Same.
13129 (cp_parser_omp_clause_if): Same.
13130 (cp_parser_omp_clause_nowait): Same.
13131 (cp_parser_omp_clause_num_threads): Same.
13132 (cp_parser_omp_clause_ordered): Same.
13133 (cp_parser_omp_clause_schedule): Same.
13134 (cp_parser_omp_clause_untied): Same.
13135 (cp_parser_omp_for_loop): Same.
13136 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13137 * c-tree.h (c_start_case): Add location argument.
13138 (c_process_expr_stmt): Same.
13139 (c_finish_goto_*): Same.
13140 * tree-parloops.c (initialize_reductions): Pass location to
13142 (create_parallel_loop): Same.
13143 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13144 (gfc_trans_omp_reduction_list): Same.
13145 (gfc_trans_omp_clauses): Same.
13146 (gfc_trans_omp_do): Same.
13147 * c-typeck.c (c_finish_goto_label): Same.
13148 (c_finish_goto_ptr): New location argument.
13149 (c_start_case): Same.
13150 (emit_side_effect_warnings): Same.
13151 (c_process_expr_stmt): Same.
13152 (c_finish_stmt_expr): Same.
13153 (c_finish_omp_clauses): Use error_at instead of error.
13154 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13156 * c-omp.c (c_split_parallel_clauses): New location argument.
13157 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13158 to build_omp_clause.
13159 (convert_local_reference_stmt): Same.
13160 (convert_gimple_call): Same.
13161 * c-common.h (c_split_parallel_clauses): New argument.
13162 * c-parser.c (c_parser_statement_after_labels): Pass location to
13163 c_finish_goto_label.
13164 (c_parser_switch_statement): Pass location to c_start_case.
13165 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13166 and c_process_expr_stmt.
13167 (c_parser_omp_variable_list): Add location argument.
13168 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13169 (c_parser_omp_clause_default): Same.
13170 (c_parser_omp_clause_if): Same.
13171 (c_parser_omp_clause_num_threads): Same.
13172 (-c_parser_omp_clause_ordered): Same.
13173 (c_parser_omp_clause_reduction): Pass location to
13174 c_parser_omp_variable_list.
13175 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13176 (c_parser_omp_clause_untied): Same.
13177 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13178 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13180 * c-tree.h (check_for_loop_decls, undeclared_variable,
13181 build_component_ref, build_array_ref, build_external_ref,
13182 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13183 build_conditional_expr, build_compound_expr, c_cast_expr,
13184 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13185 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13187 * c-semantics.c (build_stmt): Same.
13188 (build_case_label): Same.
13189 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13190 (undeclared_variable): New argument.
13191 (make_label): Same.
13192 (lookup_label): Pass location on down.
13193 (define_label): Same.
13194 (finish_decl): Same.
13195 (build_compound_literal): Same.
13196 (finish_struct): Same.
13197 (finish_function): Do not set location here.
13198 (check_for_loop_decls): New argument.
13199 * tree.c (save_expr): Set location.
13200 (build_empty_stmt): New argument.
13201 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13202 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13203 * builtins.c (gimplify_va_arg_expr): Use locations.
13204 (expand_builtin_sync_operation): Same.
13205 * c-typeck.c (build_component_ref): New argument.
13206 (build_array_ref): Same.
13207 (build_external_ref): Same.
13208 (c_expr_sizeof_expr): Same.
13209 (c_expr_sizeof_type): Same.
13210 (parser_build_unary_op): Same.
13211 (build_conditional_expr): Same.
13212 (build_compound_expr): Pass location on down.
13213 (build_compound_expr): New argument.
13214 (build_c_cast): Same.
13215 (c_cast_expr): Same.
13216 (build_asm_expr): Same.
13217 (c_finish_return): Same.
13218 (c_process_expr_stmt): Pass location on down.
13219 (c_finish_stmt_expr): New argument.
13220 (push_clenaup): Same.
13221 (c_finish_omp_parallel): Same.
13222 (c_finish_omp_task): Same.
13223 * gimplify.c (gimplify_call_expr): Pass location on down.
13224 * c-omp.c (c_finish_omp_master): New argument.
13225 (c_finish_omp_critical): Same.
13226 (c_finish_omp_ordered): Same.
13227 (c_finish_omp_barrier): Same.
13228 (-c_finish_omp_taskwait): Same.
13229 (c_finish_omp_atomic): Same.
13230 (c_finish_omp_flush): Same.
13231 * tree-inline.c (copy_tree_body_r): Pass location on down.
13232 (inline_forbidden_p): Remove use of input_location.
13233 * c-gimplify.c (c_build_bind_expr): New argument.
13234 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13235 (c_sizeof_or_alignof_type): New argument.
13236 (c_alignof_expr): Same.
13237 (build_va_arg): Same.
13238 (c_add_case_label): Same.
13239 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13240 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13241 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13242 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13243 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13244 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13246 * stub-objc.c (objc_build_selector_expr): Same.
13247 (objc_build_throw_stmt): Same.
13248 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13249 (c_parser_initelt): Same.
13250 (c_parser_compound_statement): Same.
13251 (c_parser_compound_statement_nostart): Same.
13252 (c_parser_label): Same.
13253 (c_parser_statement_after_labels): Same.
13254 (c_parser_if_body): Same.
13255 (c_parser_else_body): Same.
13256 (c_parser_if_statement): Same.
13257 (c_parser_switch_statement): Same.
13258 (c_parser_while_statement): Same.
13259 (c_parser_do_statement): Same.
13260 (c_parser_for_statement): Same.
13261 (c_parser_asm_statement): Same.
13262 (c_parser_conditional_expression): Same.
13263 (c_parser_binary_expression): Same.
13264 (c_parser_cast_expression): Same.
13265 (c_parser_unary_expression): Same.
13266 (c_parser_sizeof_expression): Same.
13267 (c_parser_alignof_expression): Same.
13268 (c_parser_postfix_expression): Same.
13269 (c_parser_expression): Same.
13270 (c_parser_objc_receiver): Same.
13271 (c_parser_omp_variable_list): Same.
13272 (c_parser_omp_structured_block): Same.
13273 (c_parser_omp_atomic): New argument.
13274 (c_parser_omp_barrier): Same.
13275 (c_parser_omp_critical): Same.
13276 (c_parser_omp_flush): Pass location on down.
13277 (c_parser_omp_for_loop): New argument.
13278 (c_parser_omp_for): Same.
13279 (c_parser_omp_master): Same.
13280 (c_parser_omp_ordered): Same.
13281 (c_parser_omp_sections_scope): Same.
13282 (c_parser_omp_sections): Same.
13283 (c_parser_omp_parallel): Same.
13284 (c_parser_omp_single): Same.
13285 (c_parser_omp_task): Same.
13286 (c_parser_omp_taskwait): Pass location on down.
13287 (c_parser_omp_construct): Same.
13288 (c_parser_omp_threadprivate): Same.
13289 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13290 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13291 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13292 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13293 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13294 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13295 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13296 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13297 config/i386/i386.c, stmt.c:
13298 Add location argument to the following function definitions and/or
13299 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13300 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13301 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13302 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13303 do_case, c_finish_bc_stmt, build_compound_literal,
13304 build_function_call.
13305 * c-decl.c (build_compound_literal): Add location argument.
13306 Make all diagnostic calls use location.
13307 (start_struct): Same.
13308 (finish_struct): Same.
13309 (start_enum): Same.
13310 (build_enumerator): Same.
13311 (start_function): Same.
13312 (grokdeclarator): Make all diagnostic calls use location.
13313 (store_parm_decls_oldstyle): Same.
13314 * c-typeck.c (build_function_call): Add location argument.
13315 Make all diagnostic calls use location.
13317 (c_finish_bc_stmt): Same.
13318 * tree-nested.c (get_trampoline_type): Add argument.
13319 Pass location to build_decl.
13320 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13321 * rtl.h (RTL_LOCATION): New.
13322 * c-common.c (c_add_case_label): Add location argument.
13323 Make all diagnostic calls use location.
13324 * c-common.h: Add location argument to make_fname_decl, do_case,
13325 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13326 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13327 Set it appropriately for every case. Pass enum_loc to start_enum
13328 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13330 (c_parser_struct_or_union_specifier): Save location. Use it for
13331 start_struct, finish_struct, and parser_xref_tag.
13333 2009-06-12 Ian Lance Taylor <iant@google.com>
13335 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13337 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13338 cpp_opts->warn_cxx_operator_names.
13340 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13343 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13344 is returns NULL and OP is a VCE, look through the VCE.
13346 2009-06-12 Ian Lance Taylor <iant@google.com>
13349 * collect2.c (main): Use CONST_CAST2 in code inside #if
13350 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13352 2009-06-12 Joey Ye <joey.ye@intel.com>
13354 PR middle-end/39146
13355 * cfgexpand.c (get_decl_align_unit): Update
13356 max_used_stack_slot_alignment with align instead of
13357 stack_alignment_needed.
13359 * function.c (assign_stack_local_1): Update
13360 max_used_stack_slot_alignment with alignment_in_bits instead
13361 of stack_alignment_needed.
13362 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13365 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13367 * dwarf2out.c (last_var_location_insn): New variable.
13368 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13369 (dwarf2out_var_location): Don't record anything after last real
13370 insn. Only change labels if there were any real instructions
13371 in between last note and this one, or if changed sections.
13373 2009-06-11 Richard Henderson <rth@redhat.com>
13375 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13376 note when storing the frame pointer in a register.
13377 (FRP): Don't redefine to nothing for epilogue.
13378 (alpha_expand_epilogue): Mark register and sp restores.
13379 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13381 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13382 when gen_lowpart is needed.
13384 2009-06-11 Richard Henderson <rth@redhat.com>
13386 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13388 * dwarf2out.c (need_data_align_sf_opcode): New.
13389 (div_data_align): Move earlier.
13390 (def_cfa_1, reg_save): Use it.
13392 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13394 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13395 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13396 (ix86_handle_option): Handle OPT_mcrc32.
13397 (ix86_target_string): Add -mcrc32.
13398 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13400 * config/i386/i386.h (TARGET_CRC32): New.
13402 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13403 (sse4_2_crc32di): Likewise.
13405 * config/i386/i386.opt (mcrc32): New.
13407 * doc/invoke.texi: Document -mcrc32.
13409 2009-06-11 Richard Henderson <rth@redhat.com>
13411 * common.opt (gdwarf-): Accept a version number.
13412 * doc/invoke.texi (gdwarf-): Update docs.
13413 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13414 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13415 version level, and record it.
13417 * dwarf2.h (DW_CIE_VERSION): Remove.
13418 * dwarf2out.c (DWARF_VERSION): Remove.
13419 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13420 (output_call_frame_info): Use CIE version 3 for dwarf3,
13421 or if the return register column is out of range for version 1.
13422 (dwarf_stack_op_name): Add all dwarf3 values.
13423 (DEBUG_PUBTYPES_SECTION): New.
13424 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13425 encoding change for dwarf3.
13426 (output_die) [dw_val_class_die_ref]: Likewise.
13427 (output_compilation_unit_header): Emit correct version for dwarf3.
13428 (output_line_info): Likewise.
13429 (output_pubnames): Update for DWARF_VERSION removal.
13430 (output_aranges): Likewise.
13431 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13432 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13433 (dwarf2out_finish): Likewise.
13435 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13437 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
13440 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13443 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
13444 * builtins.c (expand_builtin_unreachable): New function.
13445 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
13446 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
13447 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
13449 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
13450 searching for missing barriers.
13452 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13454 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
13455 when -fprofile-generate* was passed.
13456 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13458 2009-06-11 Anthony Green <green@moxielogic.com>
13460 * config/moxie/moxie.md: Define length attribute for all instructions.
13462 (*b<cond:code>): Support limited branch ranges for new PC-relative
13463 branch instructions.
13464 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
13466 2009-06-11 Jakub Jelinek <jakub@redhat.com>
13468 * config/i386/i386.c (min_insn_size): Use get_attr_length
13469 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
13470 For __asm return 0.
13472 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
13473 instead of emit_insn_before.
13475 2009-06-10 Ian Lance Taylor <iant@google.com>
13478 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
13481 2009-06-10 Revital Eres <eres@il.ibm.com>
13483 * passes.c (init_optimization_passes): Reschedule
13484 predictive-commoning pass before complete unroll pass.
13486 2009-06-10 Martin Jambor <mjambor@suse.cz>
13488 * cgraph.c (cgraph_node_can_be_local_p): New function.
13489 (cgraph_make_node_local): New function.
13490 * cgraph.h (cgraph_node_can_be_local_p): Declare.
13491 (cgraph_make_node_local): Declare.
13493 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
13495 * tree.h (tree_base): Add packed_flag and user_align fields.
13496 Decrease size of spare field.
13497 (TYPE_USER_ALIGN): Use user_align from tree_base.
13498 (DECL_USER_ALIGN): Likewise.
13499 (TYPE_PACKED): Use packed_flag from tree_base.
13500 (DECL_PACKED): Likewise.
13501 (tree_type): Delete packed_flag and user_align fields. Widen
13502 precision field. Widen mode field and shuffle fields to align
13503 mode on an 8-bit boundary.
13504 (tree_decl_common): Delete decl_flag_1 and user_align fields.
13505 Renumber decl_flag_* fields. Fix comments. Widen
13506 decl_common_unused field.
13507 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
13508 (DECL_EXTERNAL): Likewise.
13509 (DECL_BIT_FIELD): Likewise.
13510 (DECL_NONADDRESSABLE_P): Likewise.
13511 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
13512 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
13514 2009-06-10 Ian Lance Taylor <iant@google.com>
13516 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
13517 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
13518 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
13519 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
13520 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
13521 DEF_VEC_ALLOC_FUNC_P.
13522 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
13523 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
13524 DEF_VEC_ALLOC_FUNC_O.
13525 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
13526 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
13527 DEF_VEC_ALLOC_FUNC_I.
13528 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
13529 (vec_stack_p_reserve_exact_1): Declare.
13530 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
13531 (vec_stack_free): Declare.
13532 (VEC_stack_alloc): Define.
13533 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
13534 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
13535 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
13536 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
13538 (stack_vecs): New static variable.
13539 (vec_stack_p_reserve_exact_1): New function.
13540 (vec_stack_o_reserve_1): New static function.
13541 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
13542 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
13543 (vec_stack_free): New function.
13544 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
13545 (VEC_df_ref_stack_alloc): Define.
13546 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
13547 DEF_VEC_ALLOC_P_STACK.
13548 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
13549 (struct df_collection_rec): Change _vec fields to VEC. Remove
13551 (df_free_collection_rec): Adjust for new fields.
13552 (df_insn_rescan): Use new df_collection_rec fields.
13553 (df_notes_rescan, df_canonize_collection_rec): Likewise.
13554 (df_ref_create_structure, df_ref_record): Likewise.
13555 (df_get_conditional_uses, df_get_call_refs): Likewise.
13556 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
13557 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
13558 (df_record_exit_block_uses, df_bb_verify): Likewise.
13559 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
13560 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
13561 Remove count parameter. Change return type to void. Change all
13563 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
13564 Remove count parameter. Change return type to void. Change all
13566 (df_install_refs): Change old_vec parameter to VEC. Remove count
13567 parameter. Change all callers.
13568 (df_install_mws): Change old_vec parameter to VEC. Remove count
13569 parameter. Change all callers.
13570 (df_refs_verify): Change new_rec parameter to VEC. Change call
13572 (df_mws_verify): Likewise.
13574 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
13576 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
13578 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
13580 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
13582 2009-06-10 Anthony Green <green@moxielogic.com>
13584 * config/moxie/crti.asm: New file.
13585 * config/moxie/crtn.asm: New file.
13586 * config/moxie/moxie.c: New file.
13587 * config/moxie/moxie.h: New file.
13588 * config/moxie/sfp-machine.h: New file.
13589 * config/moxie/moxie-protos.h: New file.
13590 * config/moxie/t-moxie: Created.
13591 * config/moxie/t-moxie-softfp: Created.
13592 * config/moxie/moxie.md: Created.
13593 * config/moxie/constraints.md: Created.
13594 * config.gcc: Add moxie support.
13595 * doc/md.texi (Machine Constraints): Add moxie constraints.
13596 * doc/contrib.texi (Contributors): Mention moxie port.
13597 * doc/install.texi (Specific): Mention the moxie port.
13599 2009-06-09 Ian Lance Taylor <iant@google.com>
13601 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
13602 compiling with C++.
13603 * optabs.c (optab_table): Only use designated initializers if
13604 HAVE_DESIGNATED_INITIALIZERS is defined.
13605 (convert_optab_table): Likewise.
13606 (init_optabs): Always call init_insn_codes if
13607 HAVE_DESIGNATED_INITIALIZERS is not defined.
13609 2009-06-09 Ian Lance Taylor <iant@google.com>
13611 * targhooks.c (default_builtin_vectorized_function): Change fn
13612 parameter to unsigned int.
13613 (default_builtin_vectorized_conversion): Change code parameter to
13615 (default_builtin_reciprocal): Change fn parameter to unsigned int.
13616 * targhooks.h: Update declarations.
13617 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
13618 parameter to unsigned int.
13620 * c-typeck.c (comptypes_check_enum_int): New static function.
13621 (comptypes_internal): Add enum_and_int_p parameter. Change all
13623 (comp_target_types): Add location parameter. Change all callers.
13624 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
13625 Change all callers.
13626 (function_types_compatible_p, type_lists_compatible_p): Likewise.
13627 (build_conditional_expr): Add colon_loc parameter. Change all
13629 (convert_for_assignment): Add location parameter. Change all callers.
13630 * c-parser.c (c_parser_conditional_expression): Pass location of
13631 colon to build_conditional_expr.
13632 * c-tree.h (build_conditional_expr): Update declaration.
13634 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13636 * graphite.c: Revert previous patch.
13638 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13641 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
13643 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
13645 * tree-ssa-loop-prefetch.c
13646 (loop_prefetch_arrays): Fixed a portability problem in printf format
13649 2009-06-09 Martin Jambor <mjambor@suse.cz>
13651 PR tree-optimization/40351
13652 * tree-sra.c (propagate_subacesses_accross_link): Check that a
13653 refrence to a potential artifical subaccess can be constructed.
13655 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13657 * config/sh/sh-protos.h (sh_optimization_options): Declare.
13658 (sh_override_options): Likewise.
13659 * config/sh/sh.c: Include params.h.
13660 (sh_optimization_options): New.
13661 (sh_override_options): Likewise.
13662 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
13663 (OVERRIDE_OPTIONS): Use sh_override_options.
13665 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13667 * dwarf2out.c (emit_cfa_remember): New variable.
13668 (add_fde_cfi): If emit_cfa_remember, recurse to add
13669 DW_CFA_remember_state first.
13670 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
13671 instead just set emit_cfa_remember.
13673 2009-06-08 Jan Hubicka <jh@suse.cz>
13676 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
13678 2009-06-08 Jan Hubicka <jh@suse.cz>
13680 PR middle-end/39834
13681 * cgraphunit.c (save_inline_function_body): Do not copy transform
13682 hooks for saved inline bodies.
13683 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
13684 for given function.
13686 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
13688 * jump.c (returnjump_p): Handle delayed branches. Add missing
13691 2009-06-08 Jan Hubicka <jh@suse.cz>
13693 PR middle-end/40102
13694 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
13695 original node might've been modified.
13696 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
13698 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13700 * tree-object-size.c (addr_object_size): Add OSI argument.
13701 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
13702 (compute_builtin_object_size, expr_object_size): Adjust callers.
13703 (plus_stmt_object_size): Call addr_object_size instead of
13704 compute_builtin_object_size.
13706 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
13707 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13709 * tree-ssa-loop-prefetch.c
13710 (gather_memory_references): Introduced a counter for the number of
13712 (anything_to_prefetch_p): Introduced a counter for the number of
13714 (is_loop_prefetching_profitable): New function with a cost model
13716 (loop_prefetch_arrays): Use the new cost model to determine if
13717 prefetching is profitable.
13718 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
13719 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13720 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
13721 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13722 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
13723 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13725 2009-06-08 Michael Matz <matz@suse.de>
13728 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
13729 partitions use the same.
13730 (expand_one_var): Deal with DECL_RTL sometimes begin set also
13731 for basevars of SSA_NAMEs.
13732 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
13733 to not expand them twice.
13734 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
13737 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
13739 * common.opt (fcompare-debug=, fcompare-debug-second): New.
13740 (fdump-final-insns=, gtoggle): New.
13741 * doc/invoke.texi: Document them.
13742 * final.c (rest_of_clean_state): Dump final insn stream.
13743 * gcc.c (invoke_as): Hook in -fcompare-debug.
13744 (static_spec_functions): Add compare-debug-dump-opt,
13745 compare-debug-self-opt and compare-debug-auxbase-opt.
13746 (compare_debug, compare_debug_second, compare_debug_opt): New.
13747 (switches_debug_check, n_switches_debug_check): New.
13748 (debug_auxbase_opt, debug_check_temp_file): New.
13749 (process_command): Handle -fno-compare-debug, -fcompare-debug and
13751 (do_self_spec): Handle arguments after switches.
13752 (do_spec_1): Add .gk extension to temp file basenames for compare.
13753 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
13754 (cc1_options): Use it instead of normal auxbase computation for
13755 the second compare-debug compilation.
13756 (compare_files): New.
13757 (main): Set up and implement compare debug mode.
13758 (compare_debug_dump_opt_spec_function): New.
13759 (compare_debug_self_opt_spec_function): New.
13760 (compare_debug_auxbase_opt_spec_function): New.
13761 * toplev.c (process_options): Handle flag_gtoggle,
13762 flag_dump_final_insns.
13763 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
13764 during -fcompare-debug-second compilation.
13766 2009-06-07 Ian Lance Taylor <iant@google.com>
13768 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
13769 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
13771 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
13772 with no default node. Change warning with %H to warning_at.
13773 Don't clear warn_switch around case checking.
13774 * doc/invoke.texi (Warning Options): Clarify distinction between
13775 -Wswitch and -Wswitch-enum.
13777 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13779 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
13781 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13783 * gbl-ctors.h: Add header guard.
13785 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13787 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
13788 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
13789 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
13790 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
13791 prototypes for removed functions.
13792 (expressions_equal_p): Move to ...
13793 * tree-ssa-sccvn.h: ... here and ...
13794 * matrix-reorg.c: ... adjust includes.
13796 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13798 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
13800 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13802 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
13803 (finish_function): Remove erroneous whitespace.
13805 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13807 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
13808 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
13810 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13812 * errors.c (internal_error): Commentary typo fix.
13813 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
13814 * tree-ssa-pre.c: Ditto.
13816 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13818 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
13819 them is supposed to hold actual statements.
13821 2009-06-06 Ian Lance Taylor <iant@google.com>
13823 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
13824 empty statements can now have attributes.
13826 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
13828 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
13829 * config/mips/mips.md: Ditto.
13831 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13833 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
13835 (__eabi_uconvert): Likewise.
13837 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13839 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
13840 CFI_* definitions with IN_GCC.
13842 2009-06-05 David Edelsohn <edelsohn@gnu.org>
13844 * xcoffout.h (xcoffout_source_line): Update prototype.
13846 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13848 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
13849 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
13851 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13853 PR middle-end/40340
13854 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
13855 inlined_function_outer_scope_p blocks for artificial inlines
13857 * tree.c (tree_nonartificial_location): Rewrite using
13858 block_nonartificial_location.
13860 2009-06-05 Revital Eres <eres@il.ibm.com>
13861 Leehod Baruch <leehod@il.ibm.com>
13863 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
13864 (expand_expr_real_1): Remove comment.
13865 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
13866 Vectorize misaligned access when the target supports it.
13867 (vect_supportable_dr_alignment): Check for unaligned access support.
13868 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
13871 2009-06-05 Julian Brown <julian@codesourcery.com>
13873 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
13874 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
13876 2009-06-05 Richard Guenther <rguenther@suse.de>
13879 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
13880 as possibly unused.
13882 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13884 * config/s390/s390.c (global_not_special_regno_p): New static inline.
13885 (save_gprs): Don't tell unwinder when a global register is saved.
13886 (s390_emit_epilogue): Emit needed epilogue unwind info.
13888 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13890 * dwarf2out.c (deferred_asm_name): New.
13891 (add_name_and_src_coords_attributes): Defer creation of
13892 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
13894 (move_linkage_attr): New.
13895 (dwarf2out_finish): Revisit deferrals and emit attributes at the
13898 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13900 * tree-nested.c (finalize_nesting_tree_1): Declare the
13901 frame_decl in the binding tree.
13903 2009-06-04 Cary Coutant <ccoutant@google.com>
13905 * basic-block.h (struct basic_block_def): Add discriminator field.
13906 * dbxout.c (dbxout_source_line): Add new parameter. Change all
13908 * debug.c (do_nothing_debug_hooks): Add additional entry.
13909 (debug_nothing_int_charstar_int): New function.
13910 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
13911 (debug_nothing_int_charstar_int): New declaration.
13912 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
13913 discriminator value in .loc directive.
13914 * final.c (last_discriminator): New variable.
13915 (discriminator): New variable.
13916 (final_start_function): Initialize above variables, pass current
13917 discriminator to debug hook.
13918 (notice_source_line): Check for discriminator change.
13919 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
13920 * sdbout.c (sdbout_source_line): New parameter.
13921 * tree-cfg.c (struct locus_discrim_map): New structure type.
13922 (discriminator_per_locus): New hash table.
13923 (build_gimple_cfg): Allocate and free discriminator hash table.
13924 (make_edges): Call assign_discriminator.
13925 (locus_map_hash): New function.
13926 (locus_map_eq): New function.
13927 (next_discriminator_for_locus): New function.
13928 (same_line_p): New function.
13929 (assign_discriminator): New function.
13930 (make_cond_expr_edges): Call assign_discriminator.
13931 (make_gimple_switch_edges): Likewise.
13932 (first_non_label_stmt): New function.
13933 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
13935 * xcoffout.c (xcoffout_source_line): Add new parameter.
13937 * configure.ac (gcc_cv_as_discriminator): New configury check for
13938 gas support for discriminator.
13939 * configure: Regenerate.
13940 * config.in: Regenerate.
13942 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13944 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
13945 val after checking for integers.
13947 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
13949 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
13951 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
13952 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
13953 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
13954 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
13955 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
13956 X64_SSE_REGPARM_MAX.
13957 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
13958 X64_SSE_REGPARM_MAX.
13960 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13962 * gcc.c (report_times_to_file): New.
13963 (execute): Implement it.
13964 (process_command): Support -time=.
13965 * doc/invoke.texi: Document it.
13967 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13969 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
13970 that have value exprs.
13972 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13974 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
13975 declarations for constants until...
13976 (dw2_output_indirect_constant_1): ... this point.
13978 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
13981 * arm.md (arm_addsi3): Don't try to split an add with an
13982 eliminable register until after reload has completed.
13984 2009-06-03 Ian Lance Taylor <iant@google.com>
13986 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
13987 * genattrtab.c (write_length_unit_log): Likewise.
13988 * genchecksum.c (dosum): Likewise.
13989 * gengtype.c (write_rtx_next): Likewise.
13990 (finish_root_table, write_roots): Likewise.
13991 * gimple.c (gimple_ops_offset_): Likewise.
13992 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
13993 * config/arc/arc.c (arc_attribute_table): Likewise.
13994 * config/arm/arm.c (arm_attribute_table): Likewise.
13995 * config/avr/avr.c (avr_attribute_table): Likewise.
13996 * config/crx/crx.c (crx_attribute_table): Likewise.
13997 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
13998 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
13999 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14000 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14001 * config/sh/sh.c (sh_attribute_table): Likewise.
14002 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14003 * config/spu/spu.c (spu_attribute_table): Likewise.
14004 * config/v850/v850.c (v850_attribute_table): Likewise.
14006 * config/alpha/alpha.c (vms_attribute_table): Make static.
14007 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14008 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14009 * config/mips/mips.c (mips_attribute_table): Likewise.
14011 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14013 (cc1-checksum.o): Likewise.
14015 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14017 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14019 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14021 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14022 insn if it is changing sp. Use gen_add3_insn instead of
14023 conditionally gen_addsi3 and gen_adddi3.
14024 (offset_below_red_zone_p): New static inline function.
14025 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14026 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14027 * config/rs6000/ppc-asm.h: Include auto-host.h.
14028 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14029 CFI_RESTORE): Define.
14030 * config/rs6000/crtresxgpr.asm: Add unwind info.
14031 * config/rs6000/crtresxfpr.asm: Likewise.
14032 * config/rs6000/crtresgpr.asm: Likewise.
14033 * config/rs6000/crtresfpr.asm: Likewise.
14034 * config/rs6000/crtsavgpr.asm: Likewise.
14035 * config/rs6000/crtsavfpr.asm: Likewise.
14037 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14038 argument of DWARF2_FRAME_REG_OUT macros.
14040 2009-06-03 Julian Brown <julian@codesourcery.com>
14042 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14043 words or less (including TImode) in core registers.
14045 2009-06-03 Richard Guenther <rguenther@suse.de>
14047 PR middle-end/40328
14048 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14050 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14052 * statistics.c (statistics_counter_event): Do not record event
14053 in pass dump if its number == -1.
14054 (curr_statistics_hash): Add assert that we never get passes
14055 with static number == -1.
14057 2009-06-03 Richard Guenther <rguenther@suse.de>
14058 Andrey Belevantsev <abel@ispras.ru>
14060 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14061 non-BLKmode arrays addressable.
14063 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14065 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14066 * config/m68k/m68k.h: ... here.
14068 2009-06-03 Martin Jambor <mjambor@suse.cz>
14070 PR tree-optimization/40323
14071 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14074 2009-06-03 Richard Guenther <rguenther@suse.de>
14076 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14079 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14081 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14082 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14083 JUMP_TABLE_DATA_P where applicable.
14084 * config/sh/sh.c: Ditto.
14085 * config/sh/sh.h: Ditto.
14086 * config/sh/sh.md: Ditto.
14087 * config/sh/symbian.c: Ditto.
14089 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14091 * config/i386/driver-i386.c (describe_cache): Optimize
14092 concatenation of strings. Use snprintf instead of sprintf.
14093 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14094 target when not compiling with GCC.
14096 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14098 * config/sh/sh.c: Revert last change.
14099 (sh_expand_epilogue): Emit a blockage insn before the frame
14100 pointer adjustment unconditionally.
14102 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14104 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14105 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14106 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14107 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14108 to COLLECT_GCC_OPTIONS.
14110 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14112 * collect2.c (target_system_root): New variable.
14113 (main): Handle --sysroot=.
14114 (ignore_library): Strip the sysroot from the library path.
14116 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14118 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14119 (collect2.o): Depend on collect2-aix.h.
14120 (collect2-aix.o): New rule.
14121 * collect2-aix.h: New file.
14122 * collect2-aix.c: Likewise.
14123 * collect2.c: Include collect2-aix.h. Don't undefine
14124 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14125 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14126 Use TARGET_AIX_VERSION instead of _AIX51.
14127 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14128 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14129 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14130 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14131 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14133 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14135 * collect2.c (ignore_library): Avoid premature post-increment
14136 and null deference.
14138 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14140 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14141 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14142 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14143 CROSS_DIRECTORY_STRUCTURE too.
14144 (LINK_LIBG_SPEC): Likewise.
14145 (LIB_SPEC): Add %R to sysroot paths.
14146 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14147 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14148 * config/rs6000/aix51.h: As for aix43.h.
14149 * config/rs6000/aix52.h: Likewise.
14150 * config/rs6000/aix53.h: Likewise.
14151 * config/rs6000/aix61.h: Likewise.
14152 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14153 to the beginning of sysroot paths.
14155 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14157 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14158 INSN_LISTs that are out of the REG_NOTE range.
14160 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14162 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14163 (struct var_to_expand): Likewise.
14164 (struct opt_info): Add head and tail for linked lists of the above.
14165 (analyze_insn_to_expand_var): Initialize next.
14166 (analyze_iv_to_split_insn): Likewise.
14167 (analyze_insns_in_loop): Create linked lists.
14168 (allocate_basic_variable): Simplify for use without hash table.
14169 (insert_var_expansion_initialization): Likewise, make it type-safer.
14170 (combine_var_copies_in_loop_exit): Likewise.
14171 (apply_opt_in_copies): Walk lists rather than hash tables.
14172 (release_var_copies): Simplified and inlined by hand into...
14173 (free_opt_info): ... this function.
14175 2009-06-02 Richard Guenther <rguenther@suse.de>
14177 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14180 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14182 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14183 only for builtins that are not overridden.
14185 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14187 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14190 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14192 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14194 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14196 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14198 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14200 * common.opt (fdump-unnumbered-links): New.
14201 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14202 * print-rtl.c (flag_dump_unnumbered_links): New.
14203 (print_rtx): Test it.
14205 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14207 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14208 push/pop multiple to 8-byte alignment.
14210 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14212 * config/i386/i386.c (queued_cfa_restores): New static variable.
14213 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14215 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14216 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14217 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14218 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14219 note unconditionally.
14220 (ix86_emit_restore_regs_using_mov): Likewise.
14221 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14222 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14223 it through to ix86_emit_restore_reg_using_pop.
14224 (ix86_emit_leave): Add RED_OFFSET argument. Call
14225 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14226 instead of adding REG_CFA_OFFSET note unconditionally.
14227 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14228 the above functions. Call ix86_add_queued_cfa_restore_notes when
14231 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14232 force output of the label even for dwarf2out_do_cfi_asm.
14233 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14234 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14235 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14237 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14238 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14239 dwarf2out_cfi_label callers.
14240 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14241 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14242 Adjust dwarf2out_cfi_label callers.
14243 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14245 * config/i386/i386.h (struct machine_cfa_state,
14246 struct machine_function): Guard with ifndef USED_FOR_TARGET
14247 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14250 * emutls.c (__emutls_get_address): Change arr->size to mean number
14251 of allocated arr->data entries instead of # of slots + 1.
14253 PR middle-end/40316
14254 * recog.c (peep2_reinit_state): New function.
14255 (peephole2_init_state): Use it at the end of a basic block and also
14256 when seeing a RTX_FRAME_RELATED_P insn.
14258 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14260 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14261 fixuns_truncrfdi2): New.
14262 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14263 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14264 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14265 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14266 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14267 *recip_approx): Remove.
14268 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14269 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14270 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14272 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14275 2009-06-01 Ian Lance Taylor <iant@google.com>
14277 * attribs.c (register_attribute): Use CONST_CAST.
14278 * collect2.c (main): Use CONST_CAST2.
14279 (scan_prog_file): Likewise.
14280 * gcc.c (process_command, main): Likewise.
14281 * toplev.c (toplev_main): Likewise.
14283 * c-typeck.c (handle_warn_cast_qual): New static function,
14284 partially broken out of build_c_cast.
14285 (build_c_cast): Call handle_warn_cast_qual.
14286 * doc/invoke.texi (Warning Options): Document new effect of
14289 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14291 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14292 (diagnostic_report_current_module): Print columns.
14293 * common.opt (flag_show_column): Enable by default.
14295 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14297 * alias.c (find_base_term): Check for NULL term before returning.
14299 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14301 Revert due to PR40320:
14302 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14303 * calls.c (emit_library_call_value_1): Don't force_operand for move
14306 2009-06-01 Olivier Hainque <hainque@adacore.com>
14307 Eric Botcazou <ebotcazou@adacore.com>
14309 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14310 to be processed as a bitfield for constructor output purposes.
14311 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14313 * varasm.c (oc_local_state): New type, output_constructor
14314 local state to support communication with helpers.
14315 (oc_outer_state): New type, output_constructor outer state of
14316 relevance in recursive calls.
14317 (output_constructor_array_range): New output_constructor helper,
14318 extracted code for an array range element.
14319 (output_constructor_regular_field): New output_constructor helper,
14320 extracted code for an element that is not a bitfield.
14321 (output_constructor_bitfield): New output_constructor helper,
14322 extracted code for a bitfield element. Accept an OUTER state
14323 argument for recursive processing. Recurse on record or array
14324 CONSTRUCTOR values, possibly past noop conversions.
14325 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14326 VALUE is a valid constant-valued expression for use in a static
14327 bit-field initializer.
14328 (output_constructor): Rework to use helpers. Accept and honor an
14329 OUTER state argument for recursive calls. Return total size. Be
14330 prepared for nested constructors initializing bitfields.
14331 (output_constant): Feed OUTER in calls to output_constructor.
14333 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14335 * calls.c (emit_library_call_value_1): Don't force_operand for move
14338 2009-06-01 Nick Clifton <nickc@redhat.com>
14340 * doc/invoke.texi (IA-64 Options): Fix typo.
14342 2009-06-01 Ira Rosen <irar@il.ibm.com>
14344 PR tree-optimization/39129
14345 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14347 (vect_do_peeling_for_loop_bound): Use
14348 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14349 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14350 (vect_loop_versioning): Likewise.
14351 (vect_create_cond_for_alias_checks): Fix indentation.
14352 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14354 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14355 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14356 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14357 "control flow in loop".
14358 (vect_estimate_min_profitable_iters): Use
14359 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14360 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14361 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14362 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14363 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14364 statement belongs to a group of strided accesses with the exact code
14366 (vectorizable_load): Likewise.
14367 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14368 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14370 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14372 * config/freebsd-stdint.h: New file.
14373 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14374 Add freebsd-stdint.h to tm_file.
14376 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14378 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14379 (thumb2_extendhidi2): Likewise.
14381 2009-05-31 Ian Lance Taylor <iant@google.com>
14383 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14385 2009-05-31 Ian Lance Taylor <iant@google.com>
14387 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14388 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14389 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14391 2009-05-31 Jason Merrill <jason@redhat.com>
14393 * tree-pretty-print.c (print_call_name): Take the callee, not the
14394 call itself. Make non-static. Use dump_function_name for functions.
14395 (dump_generic_node): Adjust.
14396 * diagnostic.h: Declare print_call_name.
14397 * gimple-pretty-print.c (dump_gimple_call): Use it.
14399 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14401 * config/sh/sh.md (ashldi3_std): New define_expand.
14404 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14407 * config/sh/sh.c: Include debug.h.
14408 (sh_expand_epilogue): Emit a blockage insn before the frame
14409 pointer adjustment also when dwarf2out_do_frame returns true.
14411 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14413 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14414 (thumb2_extendqidi2): New pattern.
14416 2009-05-31 Ira Rosen <irar@il.ibm.com>
14418 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14419 mark phis for renaming.
14420 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14421 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14422 Call mark_sym_for_renaming.
14423 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14424 * tree-vect-loop.c (vect_transform_loop): Remove
14425 vect_memsyms_to_rename initialization and a call to
14426 mark_set_for_renaming.
14428 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14430 PR middle-end/40304
14431 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14432 frame related even if !set_cfa && style < 0.
14434 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14436 * config/i386/mingw-tls.c: New file.
14437 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
14438 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
14439 defining _WIN32 but not __CYGWIN__.
14441 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14443 * configure.ac: Add MPC support.
14445 * config.in, configure: Regenerate.
14447 2009-05-29 Richard Henderson <rth@redhat.com>
14449 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
14450 NOTE_INSN_BASIC_BLOCK.
14451 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
14452 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
14453 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
14455 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
14457 (add_cfi): Disable check redefining cfa away from drap.
14458 (lookup_cfa_1): Add remember argument; handle remember/restore.
14459 (lookup_cfa): Pass remember argument.
14460 (cfa_remember): New.
14461 (compute_barrier_args_size_1): Remove sibcall check.
14462 (dwarf2out_frame_debug_def_cfa): New.
14463 (dwarf2out_frame_debug_adjust_cfa): New.
14464 (dwarf2out_frame_debug_cfa_offset): New.
14465 (dwarf2out_frame_debug_cfa_register): New.
14466 (dwarf2out_frame_debug_cfa_restore): New.
14467 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
14468 (dwarf2out_begin_epilogue): New.
14469 (dwarf2out_frame_debug_restore_state): New.
14470 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
14471 DW_CFA_restore_state.
14472 (output_cfi_directive): Likewise.
14473 (convert_cfa_to_fb_loc_list): Likewise.
14474 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
14475 * dwarf2out.h: Update.
14476 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
14477 (copy_insn_1): Early out for null.
14478 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
14479 and dwarf2out_frame_debug_restore_state.
14480 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
14481 (prologue_insn_hash, epilogue_insn_hash): New.
14482 (free_after_compilation): Adjust freeing accordingly.
14483 (record_insns): Create hash table if needed; push insns into
14484 hash instead of array.
14485 (maybe_copy_epilogue_insn): New.
14486 (contains): Search hash table instead of array.
14487 (sibcall_epilogue_contains): Remove.
14488 (thread_prologue_and_epilogue_insns): Split eh_return insns
14489 and mark them as epilogues.
14490 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
14491 scanning in terms of basic blocks.
14492 * insn-notes.def (CFA_RESTORE_STATE): New.
14493 * jump.c (returnjump_p_1): Accept EH_RETURN.
14494 (eh_returnjump_p_1, eh_returnjump_p): New.
14495 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
14496 CFA_REGISTER, CFA_RESTORE): New.
14497 * rtl.def (EH_RETURN): New.
14498 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
14500 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
14501 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
14503 * config/i386/i386.c (gen_push): Update cfa state.
14504 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
14505 add a CFA_ADJUST_CFA note.
14506 (ix86_dwarf_handle_frame_unspec): Remove.
14507 (ix86_expand_prologue): Update cfa state.
14508 (ix86_emit_restore_reg_using_pop): New.
14509 (ix86_emit_restore_regs_using_pop): New.
14510 (ix86_emit_leave): New.
14511 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
14512 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
14513 * config/i386/i386.h (struct machine_cfa_state): New.
14514 (ix86_cfa_state): New.
14515 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
14516 (eh_return_internal): Merge from eh_return_<mode>,
14517 use eh_return rtx, split w/ epilogue.
14519 2009-05-29 Ian Lance Taylor <iant@google.com>
14521 * builtins.c (validate_gimple_arglist): Don't use va_arg with
14523 * calls.c (emit_library_call_value_1): Likewise.
14525 * c-typeck.c (c_build_va_arg): New function.
14526 * c-tree.h (c_build_va_arg): Declare.
14527 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
14528 instead of build_va_arg.
14530 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
14532 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
14533 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
14534 (ptr_difference_cost): Use affine combinations to compute it.
14535 (difference_cost): Likewise.
14536 (get_computation_cost_at): Compute more accurate cost for addresses
14537 if the ratio is a multiplier allowed in addresses.
14538 For non-addresses, consider that an additional offset or symbol is
14541 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14543 * config/i386/i386.c (ix86_decompose_address): Avoid useless
14544 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
14546 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
14547 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
14548 (prefix_rex): For UNIT_MMX don't imply the prefix by default
14550 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
14551 to 1 for TYPE_SSE{IADD1,CVT1}.
14552 (prefix_vex_imm8): Removed.
14553 (length_vex): Only pass 1 as second argument to
14554 ix86_attr_length_vex_default if prefix_extra is 0.
14555 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
14556 (length): For prefix vex computation use length_immediate
14557 attribute instead of prefix_vex_imm8.
14558 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
14559 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
14560 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
14561 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
14562 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
14563 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
14564 a space in between the operands.
14565 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
14566 if one operand is 0xff and the other one si, di, bp or sp.
14567 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
14568 other one si, di, bp or sp.
14569 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
14570 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
14571 type and mode attributes.
14572 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
14573 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
14574 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
14575 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
14576 prefix_data16 attribute iff MODE_DF.
14577 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
14578 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
14579 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
14580 constm128_operand in length_immediate computation.
14581 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
14582 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
14583 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
14584 length_immediate attribute to 1.
14585 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
14586 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
14587 for certain alternatives.
14588 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
14589 prefix_data16 attribute if MODE_V1DF.
14590 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
14591 length_immediate to 1.
14592 (set_got_rex64, set_rip_rex64): Remove length attribute, set
14593 length_address to 4, set mode attribute to MODE_DI.
14594 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
14595 (fxam<mode>2_i387): Set length attribute to 4.
14596 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
14597 *prefetch_3dnow_rex): Override length_address attribute.
14598 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
14600 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
14601 (constm128_operand): Removed.
14602 * config/i386/i386.c (memory_address_length): For
14603 disp && !index && !base in 64-bit mode account for SIB byte if
14604 print_operand_address can't optimize disp32 into disp32(%rip)
14605 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
14606 for fs: or gs: segment.
14607 (ix86_attr_length_immediate_default): When checking if shortform
14608 is possible, truncate immediate to the length of the non-shortened
14610 (ix86_attr_length_address_default): Ignore MEM_P operands
14612 (ix86_attr_length_vex_default): Only check for DImode on
14613 GENERAL_REG_P operands.
14614 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
14615 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
14616 (sse_cvttps2pi): Clear prefix_rep attribute.
14617 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
14619 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
14620 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
14621 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
14622 iff operand 2 is const_int_operand.
14623 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
14624 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
14625 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
14627 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
14629 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
14630 prefix_data16 attribute for movlpd and movhpd instructions.
14631 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
14632 length_immediate for shufpd instruction.
14633 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
14634 (avx_cmpp<avxmodesuffixf2c><mode>3,
14635 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
14636 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
14637 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
14638 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
14639 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
14640 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
14641 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
14642 prefix_data16 attribute for the first alternative to 1.
14643 (*avx_loadlps): Override length_immediate for the first alternative.
14644 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
14645 attributes for second alternative.
14646 (*vec_concatv2sf_sse4_1): Override length_immediate and
14647 prefix_data16 attributes for second alternative.
14648 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
14649 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
14650 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
14651 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
14652 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
14653 prefix_data16 and length_immediate to 1.
14654 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
14656 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
14657 prefix_extra attribute for variants that don't have 0f prefix alone.
14658 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
14659 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
14660 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
14661 *sse4_1_pextrd): Set length_immediate to 1.
14662 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
14663 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
14665 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
14666 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
14667 length_immediate to 1 for second alternative.
14668 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
14669 prefix_extra and length_immediate attributes for the first
14671 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
14673 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
14674 to 1 for the first and third alternative.
14675 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
14677 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
14679 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
14681 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
14682 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
14683 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
14684 *avx_psign<mode>3): Set prefix_extra attribute to 1.
14685 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
14686 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
14687 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
14688 ssse3_psign<mode>3): Override prefix_rex attribute.
14689 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
14690 (ssse3_palignrti): Override length_immediate to 1.
14691 (ssse3_palignrdi): Override length_immediate to 1, override
14692 prefix_rex attribute.
14693 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
14694 (sse4a_extrqi): Override length_immediate to 2.
14695 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
14696 (sse4a_insertq): Override prefix_data16 to 0.
14697 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
14698 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
14699 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
14700 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
14701 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
14702 and length_immediate to 1.
14703 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
14704 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
14705 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
14706 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
14707 and length_immediate to 1.
14708 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
14709 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
14710 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
14711 avx_ptest256): Override prefix_extra to 1.
14712 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
14713 Override prefix_data16 and length_immediate to 1.
14714 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
14715 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
14716 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
14717 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
14718 prefix_data16 to 0 and prefix_extra to 2.
14719 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
14720 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
14722 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
14723 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
14724 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
14725 and prefix_extra to 2.
14726 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
14727 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
14728 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
14729 avx_vpermilvar<mode>3,
14730 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
14731 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
14732 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
14733 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
14734 Override prefix_extra to 1.
14735 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
14736 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
14737 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
14738 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
14739 prefix_extra and length_immediate to 1.
14740 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
14742 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
14743 to 1 for the first alternative.
14744 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
14745 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
14747 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
14748 *movv2sf_internal_avx, *movv2sf_internal): Override
14749 prefix_rep attribute for certain alternatives.
14750 (*mov<mode>_internal): Override prefix_rep or prefix_data16
14751 attributes for certain alternatives.
14752 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
14753 attributes for certain alternatives.
14754 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
14755 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
14756 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
14757 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
14758 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
14759 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
14760 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
14761 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
14762 length_immediate to 1 if operand 2 is const_int_operand.
14763 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
14764 *vec_extractv2si_1): Set length_immediate attribute to 1.
14765 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
14766 using old 3DNOW insn rather than SSE/3DNOW_A.
14767 (mmx_emms, mmx_femms): Clear modrm attribute.
14769 2009-05-29 Martin Jambor <mjambor@suse.cz>
14771 * tree-sra.c: New implementation of SRA.
14773 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
14774 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
14775 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
14776 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
14777 (SRA_MAX_STRUCTURE_COUNT): Removed.
14778 (SRA_FIELD_STRUCTURE_RATIO): Removed.
14779 * doc/invoke.texi (sra-max-structure-size): Removed.
14780 (sra-field-structure-ratio): Removed.
14782 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14784 PR middle-end/40291
14785 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
14788 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
14790 PR rtl-optimization/40101
14791 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
14792 seqno. Adjust comment.
14793 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
14794 inserting bookkeeping before a jump, the jump is not scheduled.
14795 When no positive seqno found, provide a value. Add comment.
14797 2009-05-29 Richard Guenther <rguenther@suse.de>
14799 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
14800 short-cutting on the first component.
14802 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14804 PR middle-end/39958
14805 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
14806 for trees other than decls/types.
14808 2009-05-29 Richard Guenther <rguenther@suse.de>
14810 * tree-ssa-operands.c (get_expr_operands): Do not handle
14811 INDIRECT_REFs in the handled-component case. Remove
14812 unused get_ref_base_and_extent case.
14813 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
14814 tree_low_cst and host_integerp where possible.
14815 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
14816 codes for equivalence.
14817 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
14819 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
14821 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
14822 to tmake_file for i[34567]86-*-cygwin*.
14824 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14827 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
14828 (altivec_categorize_keyword, init_vector_keywords,
14829 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
14832 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
14834 * tree.c (handle_dll_attribute): Check if node is
14835 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
14837 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
14839 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
14841 (thumb2_zero_extendqidi2): Likewise.
14843 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
14845 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
14846 instead of gen_movrt.
14847 * config/sh/sh.md (movrt): Remove.
14849 2009-05-28 Steve Ellcey <sje@cup.hp.com>
14851 * doc/invoke.texi (IA-64 Options):
14852 Add -msdata, -mfused-madd, -mno-inline-float-divide,
14853 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
14854 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
14855 -msched-prefer-non-control-spec-insns,
14856 -msched-stop-bits-after-every-cycle,
14857 -msched-count-spec-in-critical-path,
14858 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
14859 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
14860 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
14861 and -msched-spec-verbose.
14863 2009-05-28 Joseph Myers <joseph@codesourcery.com>
14865 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
14866 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
14868 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
14870 2009-05-28 Richard Guenther <rguenther@suse.de>
14872 * tree-ssa-alias.c (ao_ref_init): New function.
14873 (ao_ref_base): Likewise.
14874 (ao_ref_base_alias_set): Likewise.
14875 (ao_ref_alias_set): Likewise.
14876 (refs_may_alias_p_1): Change signature.
14877 (refs_may_alias_p): Adjust.
14878 (refs_anti_dependent_p): Likewise.
14879 (refs_output_dependent_p): Likewise.
14880 (call_may_clobber_ref_p_1): Change signature.
14881 (call_may_clobber_ref_p): Adjust.
14882 (stmt_may_clobber_ref_p_1): New function split out from ...
14883 (stmt_may_clobber_ref_p): ... here.
14884 (maybe_skip_until): Adjust signature.
14885 (get_continuation_for_phi): Likewise.
14886 (walk_non_aliased_vuses): Likewise.
14887 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
14888 (ao_ref_init): Declare.
14889 (ao_ref_base): Likewise.
14890 (ao_ref_alias_set): Likewise.
14891 (stmt_may_clobber_ref_p_1): Likewise.
14892 (walk_non_aliased_vuses): Adjust.
14893 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
14894 (get_ref_from_reference_ops): remove.
14895 (vn_reference_lookup_2): Adjust signature.
14896 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
14897 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
14898 (vn_reference_lookup): Adjust.
14899 (vn_reference_insert): Likewise.
14900 (vn_reference_insert_pieces): Adjust signature.
14901 (visit_reference_op_call): Adjust.
14902 * tree-ssa-pre.c (get_expr_type): Simplify.
14903 (phi_translate_1): Adjust.
14904 (compute_avail): Likewise.
14905 (translate_vuse_through_block): Do not re-build trees.
14906 (value_dies_in_block_x): Likewise.
14907 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
14909 (vn_reference_lookup_pieces): Adjust declaration.
14910 (vn_reference_insert_pieces): Likewise.
14912 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
14914 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
14915 with checking disabled.
14917 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
14921 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
14922 macro definition for support of three-operand format aligned
14923 .comm directive in assembler on cygwin/pe/mingw target OS.
14924 * configure: Regenerate.
14925 * config.h: Regenerate.
14927 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
14928 aligned form of .comm directive if -mpe-aligned-commons is in effect.
14929 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
14931 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
14932 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
14934 2009-05-28 Ira Rosen <irar@il.ibm.com>
14936 PR tree-optimization/40254
14937 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
14938 in analysis of basic blocks.
14940 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
14942 PR middle-end/33699
14943 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
14944 * target-def.h (TARGET_CONST_ANCHOR): New macro.
14945 (TARGET_INITIALIZER): Use it.
14946 * cse.c (CHEAPER): Move it up to the other macros.
14947 (insert): Rename this ...
14948 (insert_with_costs): ... to this. Add cost parameters. Update
14950 (insert): New function. Call insert_with_costs.
14951 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
14952 find_reg_offset_for_const, try_const_anchors): New functions.
14953 (cse_insn): Call try_const_anchors. Adjust cost of src_related
14954 when using a const-anchor. Call insert_const_anchors.
14955 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
14956 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
14958 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
14960 * tree-inline.c (remap_decls): Enable nonlocalized variables
14961 when not optimizing.
14963 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
14965 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
14966 Simplify other tests involving optimize.
14968 2009-05-27 Tom Tromey <tromey@redhat.com>
14970 * unwind-dw2.c (_Unwind_DebugHook): New function.
14971 (uw_install_context): Call _Unwind_DebugHook.
14973 2009-05-27 Tom Tromey <tromey@redhat.com>
14975 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
14977 2009-05-27 Ian Lance Taylor <iant@google.com>
14979 * Makefile.in (LINKER, LINKER_FLAGS): Define.
14980 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
14981 (ALL_LINKERFLAGS): Define.
14982 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
14983 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
14984 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
14985 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
14986 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
14987 $(LINKER_FOR_BUILD).
14988 (build/gcov-iov$(build_exeext)): Likewise.
14990 2009-05-27 Julian Brown <julian@codesourcery.com>
14992 * gcse.c (target.h): Include.
14993 (can_assign_to_reg_without_clobbers_p): Check that the target allows
14994 copy of argument to a pseudo register.
14996 2009-05-27 Diego Novillo <dnovillo@google.com>
14998 * tree-ssa-live.c (dump_scope_block): Document arguments.
14999 (dump_scope_blocks): Document.
15000 (debug_scope_blocks): New.
15001 * tree-flow.h (debug_scope_blocks): Declare.
15003 2009-05-21 Denis Chertykov <denisc@overta.ru>
15005 * doc/contrib.texi (Contributors): Add myself to the list.
15007 2009-05-27 Olivier Hainque <hainque@adacore.com>
15009 * expr.c (target_align): New function. Alignment the TARGET of an
15010 assignment may be assume to have.
15011 (highest_pow2_factor_for_target): Use it instead of relying on
15012 immediate tree attributes of TARGET, not necessarily honored when
15013 intermediate bitfields are involved.
15015 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15018 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15019 AVX, SSE4, AES, PCLMUL and POPCNT.
15021 2009-05-27 Diego Novillo <dnovillo@google.com>
15023 * tree-pretty-print.c (dump_location): New.
15024 (dump_generic_node): Call it.
15025 Factor code to handle BLOCK nodes ...
15026 (dump_block_node): ... here.
15028 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15030 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15032 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15034 * gcc-plugin.h: Include config.h and system.h.
15035 (IN_GCC): Define if not defined.
15037 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15039 PR middle-end/40249
15040 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15043 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15045 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15047 * config/m32r/m32r.h: Ditto.
15048 * config/m32r/m32r.md: Ditto.
15049 * config/m32r/predicates.md: Ditto.
15051 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15053 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15055 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15058 (Loading plugins): typo.
15059 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15060 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15061 (Interacting with the GCC Garbage Collector): Added new section.
15062 (Giving information about a plugin): Added new section for
15064 * ggc.h (ggc_register_root_tab): Added declaration.
15065 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15066 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15067 (register_callback): Improved comment in declaration.
15068 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15069 (extra_root_vec) Added static variable for dynamic roots registration.
15070 (ggc_register_root_tab) Added new routine.
15071 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15072 PLUGIN_GGC_MARKING event.
15073 * ggc-zone.c: Include plugin.h.
15074 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15075 * ggc-page.c: Include plugin.h.
15076 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15077 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15078 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15079 (register_callback): check lack of callbacks for
15080 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15081 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15082 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15083 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15084 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15085 dependency on plugin.h.
15086 (plugin.o): Added dependency on ggc.h...
15088 2009-05-26 Richard Guenther <rguenther@suse.de>
15090 PR middle-end/40248
15092 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15093 with mismatched comparison modes.
15095 * expr.c (expand_expr_real_1): Expand the operand of a
15096 VIEW_CONVERT_EXPR in its natural mode.
15098 2009-05-26 Ian Lance Taylor <iant@google.com>
15100 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15101 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15102 (ALL_COMPILERFLAGS): Define.
15103 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15104 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15105 (collect2$(exeext), collect2.o): Likewise.
15106 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15107 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15108 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15109 (libbackend.o, intl.o, cppdefault.o): Likewise.
15110 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15111 (build/%.o): Use $(COMPILER_FOR_BUILD).
15112 (build/gen%$(build_exeext)): Likewise.
15113 (build/gcov-iov$(build_exeext)): LIkewise.
15114 * config/t-darwin (darwin.o): Use $(COMPILER).
15115 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15116 * config/t-sol2 (sol2-c.o): Likewise.
15117 (sol2.o): Likewise.
15118 * config/t-vxworks (vxworks.o): Likewise.
15119 * config/x-darwin (host-darwin.o): Likewise.
15120 * config/x-hpux (host-hpux.o): Likewise.
15121 * config/x-linux (host-linux.o): Likewise.
15122 * config/x-solaris (host-solaris.o): Likewise.
15123 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15124 * config/arm/t-arm (arm-c.o): Likewise.
15125 * config/arm/t-pe (pe.o): Likewise.
15126 * config/arm/t-wince-pe (pe.o): Likewise.
15127 * config/i386/t-cygming (winnt.o): Likewise.
15128 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15129 * config/i386/t-cygwin (cygwin1.o): Likewise.
15130 (cygwin2.o): Likewise.
15131 * config/i386/t-i386 (i386-c.o): Likewise.
15132 * config/i386/t-interix (winnt.o): Likewise.
15133 * config/i386/t-netware (netware.o): Likewise.
15134 * config/i386/t-nwld (nwld.o): Likewise.
15135 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15136 * config/i386/x-i386 (driver-i386.o): Likewise.
15137 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15138 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15139 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15140 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15141 * config/mips/x-native (driver-native.o): Likewise.
15142 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15143 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15144 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15145 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15146 * config/score/t-score-elf (score7.o): Likewise.
15147 (score3.o): Likewise.
15148 * config/sh/t-sh (sh-c.o): Likewise.
15149 * config/sh/t-symbian (sh-c.o): Likewise.
15150 (symbian.o): Likewise.
15151 * config/spu/t-spu-elf (spu-c.o): Likewise.
15152 * config/v850/t-v850 (v850-c.o): Likewise.
15153 * config/v850/t-v850e (v850-c.o): Likewise.
15155 2009-05-26 Richard Guenther <rguenther@suse.de>
15157 PR tree-optimization/40122
15158 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15159 VECTOR_CSTs if possible.
15160 (fold_gimple_assign): Likewise.
15162 2009-05-26 Richard Guenther <rguenther@suse.de>
15164 PR middle-end/40252
15165 * fold-const.c (fold_binary): Use the correct types for building
15168 2009-05-26 Richard Guenther <rguenther@suse.de>
15170 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15171 redundant calls to merge_alias_info.
15172 (bump_vector_ptr): Likewise.
15173 * tree-ssa-copy.c (merge_alias_info): Remove.
15174 (replace_exp_1): Remove call to merge_alias_info.
15175 (propagate_tree_value): Likewise.
15176 (fini_copy_prop): Propagate points-to info.
15177 * tree-flow.h (merge_alias_info): Remove.
15179 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15181 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15183 2009-05-25 Jan Hubicka <jh@suse.cz>
15185 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15186 * cgraph.h (struct inline_summary): New filed self_wize,
15187 size_inlining_benefit, self_time and time_inlining_benefit.
15188 (struct cgraph_global_info): Replace insns by time ans size fields.
15189 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15190 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15191 (ipcp_update_callgraph): Do not touch function bodies.
15192 * ipa-inline.c: Include except.h
15193 (MAX_TIME): New constant.
15194 (overall_insns): Remove.
15195 (leaf_node_p): New.
15196 (overall_size, max_benefit): New static variables.
15197 (cgraph_estimate_time_after_inlining): New function.
15198 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15199 (cgraph_clone_inlined_nodes): Update size.
15200 (cgraph_mark_inline_edge): Update size.
15201 (cgraph_estimate_growth): Use size info.
15202 (cgraph_check_inline_limits): Check size.
15203 (cgraph_default_inline_p): Likewise.
15204 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15205 (cgraph_decide_recursive_inlining): Check size.
15206 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15208 (cgraph_decide_inlining): Likewise.
15209 (cgraph_decide_inlining_incrementally): Likewise; honor
15210 PARAM_EARLY_INLINING_INSNS.
15211 (likely_eliminated_by_inlining_p): New predicate.
15212 (estimate_function_body_sizes): New function.
15213 (compute_inline_parameters): Use it.
15214 * except.c (must_not_throw_labels): New function.
15215 * except.h (must_not_throw_labels): Declare.
15216 * tree-inline.c (init_inline_once): Kill inlining_weigths
15217 * tree-ssa-structalias.c: Avoid uninitialized warning.
15218 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15219 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15220 (PARAM_INLINE_CALL_COST): Remove.
15221 (PARAM_EARLY_INLINING_INSNS): New.
15223 2009-05-25 Richard Guenther <rguenther@suse.de>
15225 PR tree-optimization/36327
15226 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15227 callback for reference translation or lookup at the point of may-defs.
15228 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15229 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15230 for union COMPONENT_REFs.
15231 (vn_reference_lookup_3): New callback. Lookup from memset
15232 and CONSTRUCTOR assignment, translate through struct copies.
15233 (vn_reference_lookup_pieces): Make sure to not free the
15234 passed operands array. Adjust walk_non_aliased_vuses call.
15235 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15236 make sure we do not leak memory.
15238 2009-05-25 Richard Guenther <rguenther@suse.de>
15240 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15241 * tree-inline.c (expand_call_inline): Reset the escaped and
15242 callused solutions.
15243 * tree-ssa-structalias.c (pass_build_ealias): New.
15244 * tree-pass.h (pass_build_ealias): Declare.
15245 * passes.c (init_optimization_passes): Add PTA during
15246 early optimizations.
15247 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15248 and CALLUSED solutions.
15249 (dump_points_to_solution): New function, split out from ...
15250 (dump_points_to_info_for): ... here.
15251 * tree-parloops.c (parallelize_loops): Reset the escaped and
15252 callused solutions.
15254 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15257 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15258 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15260 2009-05-25 Ira Rosen <irar@il.ibm.com>
15262 PR tree-optimization/40238
15263 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15264 statements after basic block's labels.
15265 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15266 to free the allocated memory.
15268 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15270 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15271 return address with a USE.
15273 2009-05-24 Richard Guenther <rguenther@suse.de>
15275 PR middle-end/40233
15276 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15277 array type from the main variant of the inner type.
15279 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15281 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15282 definition to bool (from int) to un-break build.
15283 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15285 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15287 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15288 discard_stmt_changes): Delete.
15289 * tree-ssa-operands.c (scb_stack): Delete.
15290 (init_ssa_operands): Do not initialize it.
15291 (fini_ssa_operands): Do not free it.
15292 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15294 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15295 update_stmt, remove the others. Fix comments.
15296 * tree-dfa.c (optimize_stack_restore): Likewise.
15297 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15298 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15299 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15300 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15302 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15303 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15304 (dom_opt_finalize_block): Likewise, adjusting access to
15306 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15307 (stmts_to_rescan): Change item type to gimple.
15308 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15310 2009-05-24 Ira Rosen <irar@il.ibm.com>
15312 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15313 * tree-pass.h (pass_slp_vectorize): New pass.
15314 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15315 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15316 * tree-vectorizer.c (timevar.h): Include.
15317 (user_vect_verbosity_level): Declare.
15318 (vect_location): Fix comment.
15319 (vect_set_verbosity_level): Update user_vect_verbosity_level
15320 instead of vect_verbosity_level.
15321 (vect_set_dump_settings): Add an argument. Ignore user defined
15322 verbosity if dump flags require higher level of verbosity. Print to
15323 stderr only for loop vectorization.
15324 (vectorize_loops): Update call to vect_set_dump_settings.
15325 (execute_vect_slp): New function.
15326 (gate_vect_slp): Likewise.
15327 (struct gimple_opt_pass pass_slp_vectorize): New.
15328 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15329 access its members.
15330 (vec_info_for_bb): New function.
15331 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15332 (VECTORIZATION_ENABLED): New macro.
15333 (SLP_ENABLED, SLP_DISABLED): Likewise.
15334 (vect_is_simple_use): Add bb_vec_info argument.
15335 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15336 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15337 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15338 vect_schedule_slp, vect_analyze_slp): Likewise.
15339 (vect_analyze_stmt): Add slp_tree argument.
15340 (find_bb_location): Declare.
15341 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15342 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15343 (vect_analyze_loop_operations, vect_analyze_loop,
15344 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15345 vect_finalize_reduction, vectorizable_reduction,
15346 vectorizable_live_operation, vect_transform_loop): Likewise.
15347 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15348 skip evolution analysis if analyzing a basic block.
15349 (dr_analyze_indices): Likewise.
15350 (initialize_data_dependence_relation): Skip the test whether the
15351 object is invariant for basic blocks.
15352 (compute_all_dependences): Skip dependence analysis for data
15353 references in basic blocks.
15354 (find_data_references_in_stmt): Don't fail in case of invariant
15355 access in basic block.
15356 (find_data_references_in_bb): New function.
15357 (find_data_references_in_loop): Move code to
15358 find_data_references_in_bb and add a call to it.
15359 (compute_data_dependences_for_bb): New function.
15360 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15361 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15363 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15364 unknown dependence in basic block and fail in case of dependence in
15366 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15367 dependence instances from either loop or basic block vectorization
15369 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15370 before calling nested_in_vect_loop_p.
15371 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15372 dependence instances from either loop or basic block vectorization
15374 (vect_verify_datarefs_alignment): Likewise.
15375 (vect_enhance_data_refs_alignment): Adjust function calls.
15376 (vect_analyze_data_refs_alignment): Likewise.
15377 (vect_analyze_group_access): Fix printing. Skip different checks if
15378 DR_STEP is 0. Keep strided stores either in loop or basic block
15379 vectorization data structure. Fix indentation.
15380 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15382 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15383 dependence instances from either loop or basic block vectorization
15385 (vect_analyze_data_refs): Update comment. Call
15386 compute_data_dependences_for_bb to analyze basic blocks.
15387 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15388 case of loop vectorization. In case of basic block vectorization use
15389 data-ref itself as a base.
15390 (vect_create_data_ref_ptr): In case of basic block vectorization:
15391 don't advance the pointer, add new statements before the current
15392 statement. Adjust function calls.
15393 (vect_supportable_dr_alignment): Support only aligned accesses in
15394 basic block vectorization.
15395 * common.opt (ftree-slp-vectorize): New flag.
15396 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15397 (vect_pattern_recog_1): Likewise.
15398 * tree-vect-stmts.c (process_use): Likewise.
15399 (vect_init_vector): Add new statements in the beginning of the basic
15400 block in case of basic block SLP.
15401 (vect_get_vec_def_for_operand): Adjust function calls.
15402 (vect_finish_stmt_generation): Likewise.
15403 (vectorizable_call): Add assert that it is loop vectorization, adjust
15405 (vectorizable_conversion, vectorizable_assignment): Likewise.
15406 (vectorizable_operation): In case of basic block SLP, take
15407 vectorization factor from statement's type and skip the relevance
15408 check. Adjust function calls.
15409 (vectorizable_type_demotion): Add assert that it is loop
15410 vectorization, adjust function calls.
15411 (vectorizable_type_promotion): Likewise.
15412 (vectorizable_store): Check for outer loop only in case of loop
15413 vectorization. Adjust function calls. For basic blocks, skip the
15414 relevance check and don't advance pointers.
15415 (vectorizable_load): Likewise.
15416 (vectorizable_condition): Add assert that it is loop vectorization,
15417 adjust function calls.
15418 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15419 that it is not reduction, get vector type, call only supported
15420 functions, skip loop specific parts.
15421 (vect_transform_stmt): Check for outer loop only in case of loop
15423 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15424 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15425 for external definition.
15426 * passes.c (pass_slp_vectorize): New pass.
15427 * tree-vect-slp.c (find_bb_location): New function.
15428 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15429 check for patterns only in loops.
15430 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15431 case of multiple types in basic block SLP.
15432 (vect_mark_slp_stmts_relevant): New function.
15433 (vect_supported_load_permutation_p): Fix comment.
15434 (vect_analyze_slp_instance): Add argument. In case of basic block
15435 SLP, take vectorization factor from statement's type, check that
15436 unrolling factor is 1. Adjust function call. Save SLP instance in
15437 either loop or basic block vectorization structure. Return FALSE,
15439 (vect_analyze_slp): Add argument. Get strided stores groups from
15440 either loop or basic block vectorization structure. Return FALSE
15441 if basic block SLP failed.
15442 (new_bb_vec_info): New function.
15443 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
15444 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
15445 (vect_schedule_slp): Add argument. Get SLP instances from either
15446 loop or basic block vectorization structure. Set vectorization factor
15447 to be 1 for basic block SLP.
15448 (vect_slp_transform_bb): New function.
15449 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
15451 2009-05-23 Mark Mitchell <mark@codesourcery.com>
15453 * final.c (shorten_branches): Do not align labels for jump tables.
15454 (final_scan_insn): Use JUMP_TABLE_DATA_P.
15456 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
15458 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
15459 Remove outdated reference to flow.c and fix nits.
15460 * doc/gccint.texi: Tweak RTL description.
15461 * doc/rtl.texi: Likewise.
15463 2009-05-23 Denis Chertykov <chertykov@gmail.com>
15465 * config/avr/avr.c: Change my email address.
15466 * config/avr/avr.h: Likewise.
15467 * config/avr/avr.md: Likewise.
15468 * config/avr/avr-protos.h: Likewise.
15469 * config/avr/libgcc.S: Likewise.
15471 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
15473 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
15474 (spu_split_load, spu_split_store): Change return type to int.
15475 (spu_split_convert): Declare.
15476 * config/spu/predicates.md (spu_mem_operand): Remove.
15477 (spu_mov_operand): Update.
15478 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
15479 * config/spu/spu.c (regno_aligned_for_load): Remove.
15480 (reg_aligned_for_addr, spu_expand_load): Define.
15481 (spu_expand_extv): Reimplement and handle MEM.
15482 (spu_expand_insv): Handle MEM.
15483 (spu_sched_reorder): Handle insn's with length 0.
15484 (spu_legitimate_address_p): Reimplement.
15485 (store_with_one_insn_p): Return TRUE for any mode with size
15486 larger than 16 bytes.
15487 (address_needs_split): Define.
15488 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
15490 (spu_convert_move): Define.
15491 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
15492 (spu_split_store): Change all MEM's to TImode.
15493 (spu_init_expanders): Preallocate registers that correspond to
15494 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
15496 (spu_split_convert): Define.
15497 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
15498 (_move<mode>, _movdi, _movti): Update predicate and condition.
15499 (load, store): Change to define_split.
15500 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
15502 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
15503 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
15504 define_insn_and_split of lshr<mode>3.
15505 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
15506 (<v>ashr<mode>3_imm): Define.
15507 (extv, extzv, insv): Allow MEM operands.
15508 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
15509 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
15510 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
15511 (_spu_convert2): Change to define_insn_and_split and remove the
15512 corresponding define_peephole2.
15513 (stack_protect_set, stack_protect_test, stack_protect_test_si):
15514 Change predicates to memory_operand.
15516 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15518 * config/arm/thumb2.md: Add 16-bit multiply instructions.
15520 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
15522 PR tree-optimization/40219
15523 * tree.c (iterative_hash_expr): Make sure the builtin function is
15524 a normal builtin function and not a front end or back end builtin
15525 before indexing into the built_in_decls array.
15527 2009-05-22 Richard Guenther <rguenther@suse.de>
15529 PR middle-end/38964
15530 * alias.c (write_dependence_p): Do not use TBAA for answering
15531 anti-dependence or output-dependence.
15532 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
15533 (emit_pointer_definition): Remove.
15534 (emit_alias_warning): Likewise.
15535 (find_what_var_points_to): Remove TBAA pruning code.
15536 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
15538 (compute_points_to_sets): Remove code computing the set of
15539 dereferenced pointers.
15540 * tree-data-ref.c (dr_may_alias_p): Properly use the split
15541 oracle for querying anti and output dependencies.
15542 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
15543 if TBAA may be applied.
15544 (refs_anti_dependent_p): New function.
15545 (refs_output_dependent_p): Likewise.
15546 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
15547 (refs_output_dependent_p): Likewise.
15548 * doc/tree-ssa.texi (Memory model): New section.
15549 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15550 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15551 * cfgexpand.c (expand_gimple_basic_block): Do not handle
15552 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
15553 * expr.c (expand_expr_real_1): Likewise.
15554 * gimple-low.c (lower_stmt): Likewise.
15555 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
15556 (dump_gimple_cdt): Remove.
15557 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15558 (gimple_size): Likewise.
15559 (walk_gimple_op): Likewise.
15560 (is_gimple_stmt): Likewise.
15561 (walk_stmt_load_store_addr_ops): Likewise.
15562 (gimple_build_cdt): Remove.
15563 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15564 * gimple.h (gimple_cdt_new_type): Remove.
15565 (gimple_cdt_new_type_ptr): Likewise.
15566 (gimple_cdt_set_new_type): Likewise.
15567 (gimple_cdt_location): Likewise.
15568 (gimple_cdt_location_ptr): Likewise.
15569 (gimple_cdt_set_location): Likewise.
15570 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15571 * tree-cfg.c (remove_useless_stmts_1): Do not handle
15572 GIMPLE_CHANGE_DYNAMIC_TYPE.
15573 (verify_types_in_gimple_stmt): Likewise.
15574 * tree-inline.c (estimate_num_insns): Likewise.
15575 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
15576 (copy_decl_to_var): Likewise.
15577 (copy_result_decl_to_var): Likewise.
15578 * tree-pretty-print.c (dump_generic_node): Do not handle
15579 CHANGE_DYNAMIC_TYPE_EXPR.
15580 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15581 * tree-ssa-operands.c (get_expr_operands): Likewise.
15582 * tree-ssa-structalias.c (struct variable_info): Remove
15583 no_tbaa_pruning member.
15584 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
15585 (unify_nodes): Do not copy it.
15586 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15587 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
15588 (set_uids_in_ptset): Do not check it.
15589 (find_what_var_points_to): Likewise.
15590 (compute_tbaa_pruning): Remove.
15591 (compute_points_to_sets): Do not call it.
15592 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15593 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15594 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
15595 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
15596 (DECL_NO_TBAA_P): Likewise.
15597 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
15598 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
15599 (expand_omp_atomic_pipeline): Do not set it.
15600 * print-tree.c (print_node): Do not dump it.
15601 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15604 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
15607 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
15610 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15612 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
15615 2009-05-22 Ben Elliston <bje@au.ibm.com>
15617 * Makefile.in (bversion.h, s-bversion): New targets.
15618 (TOPLEV_H): Add bversion.h.
15619 * toplev.h: Include "bversion.h".
15620 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
15621 the __format__ attribute only if compiling with the same version
15622 of GCC as the sources (the "build version").
15624 2009-05-22 Ben Elliston <bje@au.ibm.com>
15626 * c-format.c (handle_format_attribute): Fix comment typo.
15628 2009-05-21 Steve Ellcey <sje@cup.hp.com>
15631 * config/ia64/ia64.opt (mfused-madd): New.
15632 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
15633 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
15634 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
15635 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
15636 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
15637 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
15638 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
15639 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
15640 instruction if !TARGET_FUSED_MADD.
15641 (fpma, fpms): Remove colon from name.
15643 2009-05-22 Richard Guenther <rguenther@suse.de>
15645 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
15646 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
15647 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
15649 (create_expression_by_pieces): Only convert if necessary.
15650 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
15651 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
15653 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
15655 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
15656 regular pattern from a template and rename it ...
15657 (*extzv_truncsi_exts): ... to this.
15659 2009-05-21 Richard Guenther <rguenther@suse.de>
15661 * cgraph.h (struct cgraph_node): Remove inline_decl member.
15662 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
15663 (cgraph_default_inline_p): Likewise.
15664 (cgraph_decide_inlining_incrementally): Likewise.
15666 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
15667 Uros Bizjak <ubizjak@gmail.com>
15669 * config/i386/cpuid.h (bit_MOVBE): New.
15671 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
15673 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
15674 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
15675 (ix86_handle_option): Handle OPT_mmovbe.
15676 (ix86_target_string): Add -mmovbe.
15677 (pta_flags): Add PTA_MOVBE.
15678 (processor_alias_table): Add PTA_MOVBE to "atom".
15679 (override_options): Handle PTA_MOVBE.
15681 * config/i386/i386.h (TARGET_MOVBE): New.
15683 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
15684 (*bswapsi_movbe): New.
15685 (*bswapdi_movbe): Likewise.
15686 (bswapdi2): Renamed to ...
15687 (*bswapdi_1): This.
15688 (bswapdi2): New expander.
15690 * config/i386/i386.opt (mmovbe): New.
15692 * doc/invoke.texi: Document -mmovbe.
15694 2009-05-21 Taras Glek <tglek@mozilla.com>
15696 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
15697 * gcc-plugin.h (plugin_init): Updated signature.
15698 * gcc-plugin.h (plugin_name_args): Moved to this header.
15699 * doc/plugins.texi (plugin_init): Updated documention to reflect
15701 * doc/plugins.texi (plugin_name_args): Added to documention.
15703 2009-05-21 Mark Mitchell <mark@codesourcery.com>
15705 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
15706 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
15708 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
15710 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
15711 JUMP_TABLE_DATA_P predicates where applicable.
15712 * config/i386/predicates.md: Ditto.
15713 * config/i386/sse.md: Ditto.
15715 2009-05-21 Jakub Jelinek <jakub@redhat.com>
15717 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
15718 operand2 -128 override length_immediate attribute to 1.
15719 * config/i386/predicates.md (constm128_operand): New predicate.
15721 * config/i386/i386.c (memory_address_length): Handle %r12
15722 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
15724 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
15725 mode look through optional ZERO_EXTEND and SUBREG.
15726 * config/i386/i386.md (R12_REG): New define_constant.
15727 (prefix_data16): For sse unit set also for MODE_TI insns.
15728 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
15729 insns set if operand 1 is ext_QIreg_operand.
15730 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
15731 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
15733 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
15734 mode from MODE_DI to MODE_SI.
15735 (movdi_1_rex64): Override modrm and length_immediate attributes
15736 only for movabs (TYPE_IMOV, alternative 2).
15737 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
15738 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
15739 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
15740 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
15741 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
15742 prefix_rex attribute if DImode.
15743 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
15744 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
15745 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
15746 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
15747 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
15748 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
15749 Likewise. For TYPE_IMOV clear length_immediate attribute.
15750 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
15751 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
15752 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
15753 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
15754 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
15755 or one operand TYPE_ISHIFT.
15756 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
15757 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
15758 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
15759 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
15760 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
15761 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
15762 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
15763 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
15764 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
15765 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
15766 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
15767 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
15768 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
15769 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
15770 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
15771 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
15772 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
15773 set mode attribute, don't override length attribute.
15774 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
15776 (return_internal_long): Set length attribute to 2 instead of 1.
15777 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
15778 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
15779 prefix_rex attribute.
15780 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
15782 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
15784 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15786 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
15788 2009-05-20 Ian Lance Taylor <iant@google.com>
15790 * tree.c (build_tree_list_vec_stat): New function.
15791 (ctor_to_vec): New function.
15792 (build_nt_call_vec): New function.
15793 (build_call_array): Change args to be a const pointer.
15794 (build_call_vec): New function.
15795 * tree.h (build_nt_call_vec): Declare.
15796 (build_tree_list_vec_stat): Declare.
15797 (build_tree_list_vec): Define.
15798 (build_call_array): Update declaration.
15799 (build_call_vec): Declare.
15800 (ctor_to_vec): Declare.
15801 * c-common.c (tree_vector_cache): New static variable.
15802 (make_tree_vector): New function.
15803 (release_tree_vector): New function.
15804 (make_tree_vector_single): New function.
15805 (make_tree_vector_copy): New function.
15806 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
15807 (make_tree_vector_single, make_tree_vector_copy): Declare.
15808 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
15809 (c_parser_expr_list): Don't manage cache here, instead call
15811 (c_parser_release_expr_list): Remove static function.
15812 (c_parser_vec_to_tree_list): Remove static function.
15813 (c_parser_attributes): Call build_tree_list_vec instead of
15814 c_parser_vec_to_tree_list. Call release_tree_vector instead of
15815 c_parser_release_expr_list.
15816 (c_parser_postfix_expression_after_primary): Likewise.
15817 (c_parser_objc_keywordexpr): Likewise.
15819 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
15821 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
15822 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
15823 TARGET_CONVERT_TO_TYPE.
15824 * hooks.c (hook_tree_const_tree_null): Define.
15825 * hooks.h (hook_tree_const_tree_null): Declare.
15826 * target.h (struct gcc_target): Add invalid_parameter_type,
15827 invalid_return_type, promoted_type, and convert_to_type fields.
15828 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
15829 (TARGET_INVALID_RETURN_TYPE): Define.
15830 (TARGET_PROMOTED_TYPE): Define.
15831 (TARGET_CONVERT_TO_TYPE): Define.
15832 (TARGET_INITIALIZER): Update for new fields.
15833 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
15834 (grokparms): Check targetm.invalid_parameter_type.
15835 * c-typeck.c (default_conversion): Check targetm.promoted_type.
15836 * c-convert.c (convert): Check targetm.convert_to_type.
15838 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
15840 * config/mips/mips.md (*extenddi_truncate<mode>,
15841 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
15843 (*extendhi_truncateqi): New define_insn_and_sptit.
15845 2009-05-20 Jakub Jelinek <jakub@redhat.com>
15847 PR middle-end/40204
15848 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
15849 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
15851 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
15853 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
15854 the operand of VIEW_CONVERT_EXPR.
15856 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
15858 * config/i386/driver-i386.c (host_detect_local_cpu): Check
15859 extended family and model for Intel processors. Support Intel Atom.
15861 2009-05-20 Olivier Hainque <hainque@adacore.com>
15863 * gstab.h (stab_code_type): Define, to be used instead of the
15864 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
15866 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
15867 occurrences by stab_code_type.
15868 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
15870 2009-05-20 Martin Jambor <mjambor@suse.cz>
15872 * tree-flow.h (insert_edge_copies_seq): Undeclare.
15873 (sra_insert_before): Likewise.
15874 (sra_insert_after): Likewise.
15875 (sra_init_cache): Likewise.
15876 (sra_type_can_be_decomposed_p): Likewise.
15877 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
15878 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
15879 (sra_insert_before): Likewise.
15880 (sra_insert_after): Likewise.
15881 (sra_init_cache): Likewise.
15882 (insert_edge_copies_seq): Made static and moved upwards.
15884 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
15887 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
15889 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
15890 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
15893 2009-05-20 Richard Guenther <rguenther@suse.de>
15895 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15896 with mismatched comparison modes.
15898 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15900 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
15901 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
15902 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
15903 with shifts for Thumb2.
15904 (orsi_notsi): New for orn.
15905 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
15906 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
15907 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
15908 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
15909 Don't invert remainder for IOR.
15911 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
15913 PR tree-optimization/40087
15914 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
15915 number_of_iterations_ne): Rename never_infinite argument.
15916 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
15917 number_of_iterations_le): Handle pointer-type ivs when
15918 exit_must_be_taken is false.
15919 (number_of_iterations_cond): Do not always assume that
15920 exit_must_be_taken if the control variable is a pointer.
15922 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
15924 * c-typeck.c (build_binary_op): Allow % on integal vectors.
15925 * doc/extend.texi (Vector Extension): Document that % is allowed too.
15927 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
15929 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
15930 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
15932 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
15935 * c.opt (Wlogical-op): Disabled by default.
15936 * c-opt (c_common_post_options): Do not enable Wlogical-op with
15938 * doc/invoke.texi (Wlogical-op): Likewise.
15940 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
15942 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
15944 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
15945 Propagate the type of the first operand.
15946 <ASSERT_EXPR>: Simplify.
15947 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
15948 Rewrite using the RHS code as discriminant.
15949 <NOP_EXPR>: Turn into CASE_CONVERT.
15950 <PLUS_EXPR>: Propagate the type of the first operand.
15952 2009-05-19 Steve Ellcey <sje@cup.hp.com>
15954 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
15955 (ia64_dconst_0_375): New.
15956 * config/ia64/ia64.c (ia64_override_options): Remove
15957 -minline-sqrt-min-latency warning.
15958 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
15959 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
15960 * config/ia64/ia64.md (*sqrt_approx): Remove.
15961 (sqrtsf2): Remove #if 0.
15962 (sqrtsf2_internal_thr): Rewrite and move to div.md.
15963 (sqrtdf): Remove assert.
15964 (sqrtdf2_internal_thr): Rewrite and move to div.md.
15965 (sqrtxf2): Remove #if 0.
15966 (sqrtxf2_internal_thr): Rewrite and move to div.md.
15967 * div.md (sqrt_approx_rf): New.
15968 (sqrtsf2_internal_thr): New implementation.
15969 (sqrtsf2_internal_lat): New.
15970 (sqrtdf2_internal_thr: New implementation.
15971 (sqrtxf2_internal): New implementation.
15973 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
15974 Hans-Peter Nilsson <hp@axis.com>
15976 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
15977 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
15978 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
15979 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
15980 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
15981 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
15982 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
15983 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
15984 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
15985 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
15986 * c-common.c: ...from here.
15988 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
15990 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
15992 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15994 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
15996 2009-05-19 Ben Elliston <bje@au.ibm.com>
15998 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
15999 assignments with memcpy calls.
16000 (add_fdes): Likewise.
16001 (binary_search_unencoded_fdes): Likewise.
16002 (linear_search_fdes): Eliminate type puns.
16004 2009-05-19 Richard Guenther <rguenther@suse.de>
16006 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16007 not falsely claim to have propagated into all uses.
16009 2009-05-19 Ben Elliston <bje@au.ibm.com>
16011 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16014 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16016 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16017 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16018 (TARGET_LEGITIMATE_ADDRESS_P): New.
16019 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16020 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16022 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16025 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16026 child of the containing namespace's DIE.
16028 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16030 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16031 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16032 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16035 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16038 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16039 gen_align with gen_pad.
16040 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16041 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16043 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16044 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16046 * config/i386/i386.md (align): Renamed to ...
16047 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16048 ASM_OUTPUT_MAX_SKIP_PAD.
16050 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16052 * config.gcc: Fix variable syntax.
16055 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16056 before calling exact_log2.
16057 (output_iorsi3): Likewise.
16058 (output_xorsi3): Likewise.
16060 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16062 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16063 for the none zero constant operand except for EQ and NE
16064 comprisons even when the first operand is R0.
16066 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16068 * config/s390/2064.md: Remove trailing whitespaces.
16069 * config/s390/2084.md: Likewise.
16070 * config/s390/constraints.md: Likewise.
16071 * config/s390/fixdfdi.h: Likewise.
16072 * config/s390/libgcc-glibc.ver: Likewise.
16073 * config/s390/s390-modes.def: Likewise.
16074 * config/s390/s390-protos.h: Likewise.
16075 * config/s390/s390.c: Likewise.
16076 * config/s390/s390.h: Likewise.
16077 * config/s390/s390.md: Likewise.
16078 * config/s390/tpf-unwind.h: Likewise.
16080 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16082 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16084 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16087 * configure.ac (m68k-*-*): Check if binutils support TLS.
16088 * configure: Regenerate.
16089 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16090 * config/m68k/constraints.md (Cu): New constraint.
16091 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16092 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16093 (movsi): Handle TLS symbols.
16094 (addsi3_5200): Handle XTLS symbols, indent.
16095 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16096 (m68k_tls_reference_p): Declare.
16097 (m68k_legitimize_address): Declare.
16098 (m68k_unwrap_symbol): Declare.
16099 * config/m68k/m68k.opt (mxtls): New option.
16100 * config/m68k/m68k.c (ggc.h): Include.
16101 (m68k_output_dwarf_dtprel): Implement hook.
16102 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16103 (m68k_expand_prologue): Load GOT pointer when function needs it.
16104 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16105 (m68k_legitimate_constant_address_p): Same.
16106 (m68k_decompose_address): Handle TLS references.
16107 (m68k_get_gp): New static function.
16108 (enum m68k_reloc): New contants.
16109 (TLS_RELOC_P): New macro.
16110 (m68k_wrap_symbol): New static function.
16111 (m68k_unwrap_symbol): New function.
16112 (m68k_final_prescan_insn_1): New static function.
16113 (m68k_final_prescan_insn): New function.
16114 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16116 (legitimize_pic_address): Handle TLS references..
16117 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16118 (m68k_libcall_value_in_a0_p)
16119 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16120 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16121 (m68k_legitimize_tls_address): Handle TLS references.
16122 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16124 (m68k_legitimize_address): Handle TLS symbols.
16125 (m68k_get_reloc_decoration): New static function.
16126 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16128 (m68k_output_dwarf_dtprel): Implement hook.
16129 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16130 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16131 m68k_call_* routines.
16132 (sched_attr_op_type): Handle TLS symbols.
16133 (gt-m68k.h): Include.
16134 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16135 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16137 2009-05-18 Martin Jambor <mjambor@suse.cz>
16139 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16140 (visit_store_addr_for_mod_analysis): New function.
16141 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16142 (determine_cst_member_ptr): Use gimple_assign_single_p.
16143 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16144 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16145 operands. Don't check number of operands of a NOP_EXPR.
16147 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16149 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16151 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16154 * c-common.c (warn_logical_operator): Don't warn if one of
16155 expression isn't always true or false.
16157 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16159 * config/i386/biarch32.h: New file.
16160 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16162 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16164 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16165 *zero_extend<mode>_truncqi): Merge these into ...
16166 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16167 Name the pattern following this as *zero_extendhi_truncqi.
16169 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16171 PR middle-end/39301
16172 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16173 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16174 (output_info): Make field HOST_WIDEST_INT.
16175 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16176 (dump_bitmat_statistics): Same.
16178 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16180 * config.gcc (use_gcc_stdint): Set to wrap.
16181 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16182 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16183 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16184 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16185 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16186 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16187 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16188 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16190 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16192 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16194 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16195 Move definitions earlier.
16196 (OPT_ARCH64, OPT_ARCH32): Define.
16197 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16200 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16203 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16206 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16208 * arm.md (movdi2): Copy non-reg values to DImode registers.
16210 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16213 * final.c (label_to_max_skip): New function.
16214 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16215 CODE_LABEL_NUMBER <= max_labelno.
16216 * output.h (label_to_max_skip): New prototype.
16217 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16218 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16219 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16220 Handle CODE_LABELs with >= 16 byte alignment or with
16221 max_skip == (1 << align) - 1.
16222 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16223 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16226 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16227 .p2align 3 if MAX_SKIP is smaller than 7.
16228 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16230 2009-05-15 Ian Lance Taylor <iant@google.com>
16232 * alias.c (struct alias_set_entry_d): Rename from struct
16233 alias_set_entry. Change all uses.
16234 * except.c (struct call_site_record_d): Rename from struct
16235 call_site_record. Change all uses.
16236 * except.h (struct eh_region_d): Rename from struct eh_region.
16238 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16240 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16241 ivtype_map_elt. Change all uses.
16242 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16244 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16245 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16247 (struct sese_d): Rename from struct sese. Change all uses.
16248 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16249 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16250 * optabs.h (struct optab_d): Rename from struct optab. Change all
16252 (struct convert_optab_d): Rename from struct convert_optab.
16254 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16255 ipa_opt_pass. Change all uses.
16256 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16259 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16260 defined as a typedef.
16261 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16264 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16267 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16269 (merge_ranges): Returns bool.
16270 * tree.h (make_range): .. to here.
16271 (build_range_check): Likewise.
16272 (merge_ranges): Likewise. Renamed from merge_ranges.
16273 * c-typeck.c (parser_build_binary_op): Update calls to
16274 warn_logical_operator.
16275 * c-common.c (warn_logical_operator): Add new warning.
16276 * c-common.h (warn_logical_operator): Update declaration.
16278 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16280 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16282 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16284 * doc/install.texi: Document MPC requirements, flags etc.
16286 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16287 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16288 Evaluate constant arguments.
16289 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16290 (fold_builtin_1): Likewise, also evaluate constant arguments.
16291 Remove superfluous break.
16292 (do_mpc_ckconv): New.
16293 * real.h: Include mpc.h.
16294 * toplev.c (print_version): Output MPC version info if available.
16296 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16298 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16300 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16302 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16305 2009-05-15 Jan Hubicka <jh@suse.cz>
16307 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16308 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16309 (try_inline): Fix return value.
16310 (cgraph_decide_inlining_incrementally): Honor new value.
16311 (cgraph_early_inlining): Handle indirect inlining.
16312 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16314 2009-05-15 Jan Hubicka <jh@suse.cz>
16316 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16317 * cgraphunit.c (cgraph_finalize_function): Set it.
16318 (cgraph_expand_function): Use it.
16320 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16322 * real.c (encode_ieee_half): Define.
16323 (decode_ieee_half): Define.
16324 (ieee_half_format): Define.
16325 (arm_half_format): Define.
16326 * real.h (ieee_half_format): Declare.
16327 (arm_half_format): Declare.
16329 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16331 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16332 swapped, and reversed optabs exist before trying to use them.
16334 2009-05-15 Paul Brook <paul@codesourcery.com>
16335 Sandra Loosemore <sandra@codesourcery.com>
16337 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16338 loads. Allow PRE_DEC.
16339 (output_move_neon): Handle PRE_DEC.
16340 (arm_print_operand): Add 'A' for neon structure loads.
16341 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16342 * config/arm/neon.md (neon_mov): Update comment.
16343 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16345 (Um): New constraint.
16347 2009-05-15 Jan Hubicka <jh@suse.cz>
16349 Revert the following patch until testsuite fallout is fixed:
16350 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16351 * cgraph.h (struct inline_summary): New filed self_wize,
16352 size_inlining_benefit, self_time and time_inlining_benefit.
16353 (struct cgraph_global_info): Replace insns by time ans size fields.
16354 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16355 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16356 (ipcp_update_callgraph): Do not touch function bodies.
16357 * ipa-inline.c: Include except.h
16358 (MAX_TIME): New constant.
16359 (overall_insns): Remove
16360 (overall_size, max_benefit): New static variables.
16361 (cgraph_estimate_time_after_inlining): New function.
16362 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16363 (cgraph_clone_inlined_nodes): Update size.
16364 (cgraph_mark_inline_edge): Update size.
16365 (cgraph_estimate_growth): Use size info.
16366 (cgraph_check_inline_limits): Check size.
16367 (cgraph_default_inline_p): Likewise.
16368 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16369 (cgraph_decide_recursive_inlining): Check size.
16370 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16372 (cgraph_decide_inlining): Likewise.
16373 (cgraph_decide_inlining_incrementally): Likewise; honor
16374 PARAM_EARLY_INLINING_INSNS.
16375 (likely_eliminated_by_inlining_p): New predicate.
16376 (estimate_function_body_sizes): New function.
16377 (compute_inline_parameters): Use it.
16378 * except.c (must_not_throw_labels): New function.
16379 * except.h (must_not_throw_labels): Declare.
16380 * tree-inline.c (init_inline_once): Kill inlining_weigths
16381 * tree-ssa-structalias.c: Avoid uninitialized warning.
16382 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16383 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16384 (PARAM_INLINE_CALL_COST): Remove.
16385 (PARAM_EARLY_INLINING_INSNS): New.
16387 2009-05-15 Richard Guenther <rguenther@suse.de>
16389 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16390 not TODO_update_ssa.
16392 2009-05-15 Richard Guenther <rguenther@suse.de>
16394 PR tree-optimization/39999
16395 * gimple.h (gimple_expr_type): Use the expression type looking
16396 through useless conversions.
16397 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16398 (vn_nary_op_insert_stmt): Likewise.
16399 (simplify_binary_expression): Likewise.
16401 2009-05-15 Richard Guenther <rguenther@suse.de>
16403 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16404 New options, enabled by default.
16405 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16407 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16408 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16409 * tree-ssa-structalias.c (gate_tree_pta): New function.
16410 (pass_build_alias): Use it.
16412 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16414 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16415 recurse on an invariant address if a conversion from a pointer
16416 type to a wider integer type is involved.
16418 2009-05-15 Jan Hubicka <jh@suse.cz>
16420 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16421 * cgraph.h (struct inline_summary): New filed self_wize,
16422 size_inlining_benefit, self_time and time_inlining_benefit.
16423 (struct cgraph_global_info): Replace insns by time ans size fields.
16424 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16425 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16426 (ipcp_update_callgraph): Do not touch function bodies.
16427 * ipa-inline.c: Include except.h
16428 (MAX_TIME): New constant.
16429 (overall_insns): Remove
16430 (overall_size, max_benefit): New static variables.
16431 (cgraph_estimate_time_after_inlining): New function.
16432 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16433 (cgraph_clone_inlined_nodes): Update size.
16434 (cgraph_mark_inline_edge): Update size.
16435 (cgraph_estimate_growth): Use size info.
16436 (cgraph_check_inline_limits): Check size.
16437 (cgraph_default_inline_p): Likewise.
16438 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16439 (cgraph_decide_recursive_inlining): Check size.
16440 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16442 (cgraph_decide_inlining): Likewise.
16443 (cgraph_decide_inlining_incrementally): Likewise; honor
16444 PARAM_EARLY_INLINING_INSNS.
16445 (likely_eliminated_by_inlining_p): New predicate.
16446 (estimate_function_body_sizes): New function.
16447 (compute_inline_parameters): Use it.
16448 * except.c (must_not_throw_labels): New function.
16449 * except.h (must_not_throw_labels): Declare.
16450 * tree-inline.c (init_inline_once): Kill inlining_weigths
16451 * tree-ssa-structalias.c: Avoid uninitialized warning.
16452 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16453 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16454 (PARAM_INLINE_CALL_COST): Remove.
16455 (PARAM_EARLY_INLINING_INSNS): New.
16456 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
16457 (inline-call-cost): Remove.
16458 (early-inlining-insns): New.
16460 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
16462 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
16464 (print_int_cst_bounds_in_octal_p): Likewise.
16465 (dbxout_type): Adjust calls to above functions. Be prepared to deal
16467 * dwarf2out.c (base_type_die): Likewise.
16468 (is_subrange_type): Delete.
16469 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
16470 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
16471 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
16472 if the destination type is boolean.
16473 (build_range_check): Do not special-case subtypes.
16474 (fold_sign_changed_comparison): Likewise.
16475 (fold_unary): Likewise.
16476 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
16477 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
16478 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
16479 * tree.c (subrange_type_for_debug_p): New predicate based on the
16480 former is_subrange_type.
16481 * tree.h (subrange_type_for_debug_p): Declare.
16482 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
16483 (convert_affine_scev): Remove call to above function.
16484 (chrec_convert_aggressive): Likewise.
16485 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
16486 false for conversions involving subtypes.
16487 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
16488 (vrp_val_min): Likewise.
16489 (needs_overflow_infinity): Likewise.
16490 (extract_range_from_unary_expr): Likewise.
16492 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
16494 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16495 * config/frv/frv.c: Likewise.
16496 * config/s390/s390.c: Likewise.
16497 * config/sparc/sparc.h: Likewise.
16498 * config/i386/i386.h: Likewise.
16499 * config/i386/i386.c: Likewise.
16500 * config/crx/crx.c: Likewise.
16501 * config/m68hc11/m68hc11.h: Likewise.
16502 * config/iq2000/iq2000.c: Likewise.
16503 * config/mn10300/mn10300.h: Likewise.
16504 * config/mn10300/mn10300.c: Likewise.
16505 * config/m68k/m68k.c: Likewise.
16506 * config/rs6000/rs6000.c: Likewise.
16507 * config/rs6000/xcoff.h: Likewise.
16508 * config/rs6000/linux64.h: Likewise.
16509 * config/rs6000/sysv4.h: Likewise.
16510 * config/score/score3.c: Likewise.
16511 * config/score/score7.c: Likewise.
16512 * config/score/score.c: Likewise.
16513 * config/arm/arm.md: Likewise.
16514 * config/mips/mips.c: Likewise.
16515 * config/mips/mips.md: Likewise.
16516 * config/bfin/bfin.h: Likewise.
16517 * config/pa/pa.c: Likewise.
16518 * config/pa/constraints.md: Likewise.
16520 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
16521 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
16522 * config/pdp11/pdp11.h: Use memory_address_p instead.
16524 2009-05-14 Ian Lance Taylor <iant@google.com>
16526 * passes.c (finish_optimization_passes): Change i to int.
16527 * plugin.c (plugins_active_p): Change event to int.
16528 (dump_active_plugins): Likewise.
16529 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
16531 * tree.c (tree_range_check_failed): Change c to unsigned int.
16532 (omp_clause_range_check_failed): Likewise.
16533 (build_common_builtin_nodes): Change mode to int. Add cast.
16534 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
16535 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
16537 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
16538 ++ or -- with a variable of enum type.
16540 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16543 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
16545 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16547 * store-motion.c: Do not include params.h
16548 * Makefile.in: Fix dependencies for various files.
16550 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16552 * auto-inc-dec.c: Fix pass description, remove apparent
16553 accidental duplication.
16555 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
16557 PR middle-end/40147
16558 * ipa-utils.h (memory_identifier_string): Moved to ...
16559 * tree.h (memory_identifier_string): Here. Add GTY(()).
16561 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16563 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
16564 in the former documentation of...
16565 (GO_IF_LEGITIMATE_ADDRESS): ... this.
16566 * ira-conflicts.c (get_dup_num): Use address_operand.
16567 * targhooks.c (default_legitimate_address_p): New.
16568 * targhooks.h (default_legitimate_address_p): New.
16569 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
16571 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
16572 * target.h (struct target): Add legitimate_address_p.
16573 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
16574 (TARGET_INITIALIZER): Include it.
16576 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16577 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
16578 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
16579 (TARGET_LEGITIMATE_ADDRESS_P): New.
16581 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16582 (REG_OK_STRICT_P): Delete.
16583 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
16584 (frv_legitimate_address_p_1): ... this.
16585 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
16586 (frv_legitimate_address_p_1): ... the renamed old
16587 frv_legitimate_address_p.
16588 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
16589 (TARGET_LEGITIMATE_ADDRESS_P): New.
16591 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16592 * config/s390/s390-protos.h (legitimate_address_p): Remove.
16593 * config/s390/s390.c (legitimate_address_p): Rename to...
16594 (s390_legitimate_address_p): ... this, make static.
16595 (legitimize_address): Adjust call.
16596 (TARGET_LEGITIMATE_ADDRESS_P): New.
16597 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
16599 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16600 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
16601 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
16602 (TARGET_LEGITIMATE_ADDRESS_P): New.
16604 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16605 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
16606 * config/spu/spu.c (spu_legitimate_address): Rename to...
16607 (spu_legitimate_address_p): ... this, make static.
16608 (TARGET_LEGITIMATE_ADDRESS_P): New.
16610 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16611 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
16612 * config/sparc/sparc.c (legitimate_address_p): Rename to...
16613 (sparc_legitimate_address_p): ... this, make static and return bool.
16614 (legitimize_address): Adjust call.
16615 (TARGET_LEGITIMATE_ADDRESS_P): New.
16617 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16618 * config/i386/i386-protos.h (legitimate_address_p): Remove.
16619 * config/i386/i386.c (legitimate_address_p): Rename to...
16620 (ix86_legitimate_address_p): ... this, make static.
16621 (constant_address_p): Move after it, adjust call.
16622 (TARGET_LEGITIMATE_ADDRESS_P): New.
16624 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16625 * config/avr/avr-protos.h (legitimate_address_p): Remove.
16626 * config/avr/avr.c (legitimate_address_p): Rename to...
16627 (avr_legitimate_address_p): ... this, make static.
16628 (legitimize_address): Adjust call.
16629 (TARGET_LEGITIMATE_ADDRESS_P): New.
16631 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16632 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
16633 * config/crx/crx.c (crx_legitimate_address_p): Make static.
16634 (TARGET_LEGITIMATE_ADDRESS_P): New.
16636 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16637 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
16638 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
16639 (TARGET_LEGITIMATE_ADDRESS_P): New.
16641 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16642 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
16644 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
16646 (TARGET_LEGITIMATE_ADDRESS_P): New.
16648 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16649 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
16651 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
16653 (m68hc11_legitimate_address_p): ... this, make static.
16654 (go_if_legitimate_address_internal): Rename to...
16655 (m68hc11_legitimate_address_p_1): ... this.
16656 (legitimize_address): Adjust call.
16657 (TARGET_LEGITIMATE_ADDRESS_P): New.
16659 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16660 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
16661 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
16662 (TARGET_LEGITIMATE_ADDRESS_P): New.
16664 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16665 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
16666 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
16667 (mn10300_legitimate_address_p): ... this, make static.
16668 (TARGET_LEGITIMATE_ADDRESS_P): New.
16670 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16671 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
16672 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
16673 (TARGET_LEGITIMATE_ADDRESS_P): New.
16675 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16676 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
16677 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
16678 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16679 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
16680 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
16681 (rs6000_legitimate_address_p): ... this, make static.
16682 (TARGET_LEGITIMATE_ADDRESS_P): New.
16683 (REG_MODE_OK_FOR_BASE_P): Delete.
16684 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
16686 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16687 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
16689 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
16690 static, adjust types.
16691 (TARGET_LEGITIMATE_ADDRESS_P): New.
16693 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16694 * config/score/score.c (score_address_p): Rename to...
16695 (score_legitimate_address_p): ... this.
16696 (TARGET_LEGITIMATE_ADDRESS_P): New.
16697 * config/score/score3.c (score3_address_p): Rename to...
16698 (score3_legitimate_address_p): ... this.
16699 * config/score/score7.c (score7_address_p): Rename to...
16700 (score7_legitimate_address_p): ... this.
16702 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
16703 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
16704 GO_IF_LEGITIMATE_ADDRESS): Delete.
16705 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
16706 thumb2_legitimate_address_p): Delete.
16707 (arm_legitimate_address_p): Rename to...
16708 (arm_legitimate_address_outer_p): ... this.
16709 * config/arm/constraints.md ("Uq"): Adjust call.
16710 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
16711 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
16713 (arm_legitimate_address_outer_p): ... this.
16714 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
16716 (TARGET_LEGITIMATE_ADDRESS_P): New.
16718 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16719 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
16720 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
16721 (TARGET_LEGITIMATE_ADDRESS_P): New.
16723 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16724 * config/vax/vax-protos.h (legitimate_address_p): Remove.
16725 * config/vax/vax.c (legitimate_address_p): Rename to...
16726 (vax_legitimate_address_p): ... this, make static.
16727 (TARGET_LEGITIMATE_ADDRESS_P): New.
16729 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16730 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
16731 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
16732 (TARGET_LEGITIMATE_ADDRESS_P): New.
16734 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16735 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
16736 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
16737 (mmix_legitimate_address_p): ... this, make static.
16738 (TARGET_LEGITIMATE_ADDRESS_P): New.
16740 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16741 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
16742 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
16743 (TARGET_LEGITIMATE_ADDRESS_P): New.
16745 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16747 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
16748 of MODE_COMPLEX_INT.
16750 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16752 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
16753 LCT_NORMAL in function call.
16754 * mips-tdump.c (print_file_desc): Add cast to enum type.
16755 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
16756 (mark_stabs): Add casts to enum types.
16757 (parse_stabs_common): Add casts to enum types.
16759 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16761 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
16762 Check for invalid values of LETTER.
16764 2009-05-13 Taras Glek <tglek@mozilla.com>
16766 * attribs.c (register_attribute): moved out attribute registration
16767 into register_attribute.
16768 * doc/plugins.texi: Documented register_attribute and
16770 * gcc-plugin.h: Added forward decl for register_attribute.
16771 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
16772 * plugin.c (register_callback, invoke_plugin_callbacks): Added
16773 PLUGIN_ATTRIBUTES boilerplate.
16775 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
16777 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
16778 values even in sentinel and empty entries.
16779 (ms_printf_flag_specs): Likewise.
16780 (ms_scanf_flag_specs): Likewise.
16781 (ms_strftime_flag_specs): Likewise.
16782 (ms_print_char_table): Likewise.
16783 (ms_scan_char_table): Likewise.
16784 (ms_time_char_table): Likewise.
16786 2009-05-13 Doug Kwan <dougkwan@google.com>
16788 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
16790 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16792 * config/mips/mips.md (store): Add attributes for QI and HI.
16794 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
16795 (truncdi<mode>2): ... this new pattern.
16797 2009-05-13 Brad Hards <bradh@kde.org>
16799 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
16801 2009-05-14 Jakub Jelinek <jakub@redhat.com>
16802 Ben Elliston <bje@au.ibm.com>
16804 PR middle-end/40035
16805 * dse.c (check_mem_read_rtx): Guard against width == -1.
16807 2009-05-13 Michael Matz <matz@suse.de>
16809 PR middle-end/39976
16810 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
16811 (trivially_conflicts_p): New function.
16812 (insert_backedge_copies): Use it.
16814 2009-05-13 Janis Johnson <janis187@us.ibm.com>
16816 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
16817 (handle_stdc_pragma): Use new enum constant names.
16818 (handle_pragma_float_const_decimal64): Ditto.
16820 2009-05-13 Ian Lance Taylor <iant@google.com>
16822 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
16825 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
16827 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
16828 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
16830 * config/m68k/m68k.h (FL_UCLINUX): Define.
16832 2009-05-13 Jan Hubicka <jh@suse.cz>
16834 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
16836 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16838 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
16839 unless -fschedule-insns is specified.
16841 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16844 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
16845 TARGET_EXPAND_CBRANCHDI4.
16846 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
16847 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
16848 (cmpeqdi): Fix comment.
16850 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16852 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
16853 (sh_legitimate_address_p): Likewise.
16854 * config/sh/sh.c (sh_legitimate_index_p): New.
16855 (sh_legitimate_address_p): Likewise.
16856 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
16857 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
16858 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
16859 (MAYBE_BASE_REGISTER_RTX_P): New macro.
16860 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
16861 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
16862 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
16863 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
16864 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
16866 2009-05-12 Jan Hubicka <jh@suse.cz>
16868 * tree-inline.c (estimate_operator_cost): Add operands;
16869 when division happens by constant, it is cheap.
16870 (estimate_num_insns): Loads and stores are not having cost of 0;
16871 EH magic stuff is cheap; when computing runtime cost of switch,
16872 use log2 base of amount of its cases; builtin_expect has cost of 0;
16873 compute cost for moving return value of call.
16874 (init_inline_once): Initialize time_based flags.
16875 * tree-inline.h (eni_weights_d): Add time_based flag.
16877 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16879 * df-core.c: Update head documentation.
16881 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
16884 * rs6000.c (rs6000_generate_compare): Use op1b instead of
16885 shadowing exisiting variable op1.
16887 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
16890 * config/i386/driver-i386.c (processor_signatures): New enum.
16891 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
16892 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
16893 processor signature to detect geode processor.
16895 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16899 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16901 * optabs.c (prepare_cmp_insn): Temporarily disable test that
16902 causes spurious differences between trunk and cond-optab branch.
16904 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16906 * dojump.c (compare_from_rtx): Delete.
16907 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
16908 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
16909 if the comparison does not satisfy the predicate; test predicates for
16910 operands 2 and 3 of a cstore pattern. Don't try cstore optab
16911 further if one existing pattern fails.
16912 * expr.h (compare_from_rtx): Delete.
16913 (prepare_operand): Declare it.
16914 * optabs.c: Change "lib call" to "libcall" throughout.
16915 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
16916 HAVE_conditional_trap, emit_cmp_insn): Delete.
16917 (can_compare_p): Delete cmp_optab case.
16918 (prepare_float_lib_cmp): Return an rtx and a machine mode.
16919 Accept other parameters by value.
16920 (prepare_operand): Make non-static.
16921 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
16922 other parameters by value. Try to widen operands here based on
16923 an optab_methods argument and looking at cbranch_optab.
16924 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
16925 loop. Use cbranch_optab directly.
16926 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
16927 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
16929 (emit_conditional_move, emit_conditional_add): Inline what's needed
16930 of compare_from_rtx, using new prepare_cmp_insn for the rest.
16931 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
16932 with COMPARE. Move cmov_optab and cstore_optab above
16933 with cbranch_optab, move cmp_optab down with ucmp_optab,
16934 remove tst_otpab. Do not initialize trap_rtx.
16935 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
16936 for trap code. Do not check HAVE_conditional_trap. Use
16937 prepare_cmp_insn. Accept no predicate for operand 3.
16938 * optabs.h (OTI_cmp): Mark as used only for libcalls.
16939 (OTI_ctrap, ctrap_optab): New.
16940 (tst_optab): Delete.
16941 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
16942 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
16943 with lookup of ctrap_optab.
16944 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
16946 (ctrap_optab): New.
16948 * combine.c (combine_simplify_rtx, simplify_set): Do not
16949 special case comparing against zero for cc0 machines.
16950 * simplify-rtx.c (simplify_binary_operation_1): Never remove
16951 COMPARE on cc0 machines.
16952 (simplify_relational_operation): Return a new expression when
16953 a COMPARE could be removed.
16954 * final.c (final_scan_insn): Compare cc_status values
16955 against LHS of a (compare FOO (const_int 0)) cc0 source.
16956 Also check if cc_status.value is the full compare.
16958 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
16959 (cstoreMM4): Document.
16960 (conditional_trap): Document ctrapMM4 instead.
16961 (sync_compare_and_swapMM): Refer to cbranchcc4.
16962 (Dependent Patterns): Eliminate obsolete information referring to
16963 the old jump optimization phase.
16964 (Canonicalization): Include cbranchcc4 case, omit canonicalization
16965 of compares with 0 on cc0 machines.
16966 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
16967 avoiding references to cc0. Remove text about storing operands
16969 * doc/tm.texi (Condition Codes): Include blurb on different
16970 condition code representations, separate into subsections for
16971 CC0, MODE_CC and conditional execution.
16973 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
16974 alpha_emit_setcc): Accept operands and a machine mode.
16975 * config/alpha/alpha.c (alpha_emit_conditional_branch):
16976 Get code/op0/op1 from operands, use machine mode argument
16977 instead of alpha_compare.fp_p. Emit the branch here.
16978 (alpha_emit_setcc): Likewise, and return boolean.
16979 (alpha_emit_conditional_move): Likewise. Assert that
16980 cmp_op_mode == cmp_mode, and simplify accordingly.
16981 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
16982 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
16983 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
16985 (stack probe test): Use cbranchdi4.
16986 * config/alpha/predicates.md (alpha_cbranch_operator): New.
16988 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
16989 * config/arc/arc.h (movsicc, movsfcc): Use it.
16990 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
16991 (cbranchsi4, cstoresi4): New.
16992 (cmpsi, bCC and sCC expanders): Remove.
16994 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
16995 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
16996 * config/arm/predicates.md (arm_comparison_operator): Only include
16997 floating-point operators if there is a hardware floating-point unit.
16998 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
16999 deferring to cbranch_cc and cstore_cc respectively.
17000 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17001 cbranch_cc, cstore_cc): New.
17002 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17004 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17006 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17007 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17009 (adjust_insn_length): Adjust calls.
17010 (avr_reorg): Handle (compare (foo) (const_int 0)).
17011 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17012 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17013 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17014 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17016 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17017 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17019 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17020 (cbranchsi4, cstorebi4, cstoresi4): New.
17021 (movbisi): This insn is duplicate, split it to zero_extend.
17022 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17023 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17024 (bfin_optimize_loop): Use cbranch expander.
17025 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17026 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17027 (bfin_bimode_comparison_operator): ... this.
17028 (bfin_direct_comparison_operator): New.
17030 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17031 inside (compare FOO (const_int 0)).
17032 (cris_rtx_costs): Handle ZERO_EXTRACT.
17033 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17034 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17035 (*tstdi_v32): Delete.
17036 (*cmpdi_non_v32): Add M alternative for operand 1.
17037 (cmpsi, cmp<mode>): Make private.
17038 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17040 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17042 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17043 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17044 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17045 (cc_reg_operand): New.
17046 (any_cond): Delete.
17047 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17048 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17049 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17050 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17051 crx_expand_scond): Delete.
17053 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17055 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17056 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17058 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17059 cstoresi4, cstoresf4, cstoredf4): New.
17060 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17061 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17062 Receive the entire operands array.
17063 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17064 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17065 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17066 Get test/op0/op1 from the operands array.
17067 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17069 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17070 (h8300_expand_store): New.
17071 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17073 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17074 (h8300_expand_store): New.
17075 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17076 or do not try to produce (set (cc0) REG).
17077 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17078 change a compare into a move to a scratch register. Disable some
17079 peepholes when comparing with zero.
17080 (tstsi, tsthi, tstsi, cmpqi): Make private.
17082 (bCC, sCC): Delete.
17083 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17086 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17087 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17088 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17089 (ix86_emit_i387_log1p): Use cbranchxf2.
17090 (ix86_expand_setcc): Return void.
17091 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17092 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17093 cmp<MODEF>, cmpcc): Remove.
17094 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17095 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17096 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17097 (sCC and bCC expanders): Remove.
17098 (stack_protect_test): Use cbranchcc4.
17100 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17102 (ia64_expand_compare): Accept three rtx by reference and return void.
17103 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17104 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17105 from *expr. Update *expr with the BImode comparison to do.
17106 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17107 cmptf, bCC, sCC, conditional_trap): Delete.
17108 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17109 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17110 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17111 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17112 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17114 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17115 type of last argument.
17116 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17117 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17118 use machine mode argument instead of branch_type. Remove dead
17119 code for floating-point comparisons.
17120 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17121 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17123 (cbranchsi4, cstoresi4): New.
17124 * config/iq2000/predicates.md (reg_or_const_operand): New.
17126 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17127 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17128 (b<code>_op): Rewrite to...
17129 (bcc_op): ... this, using match_operator.
17130 (s<code>_op): Rewrite to...
17131 (scc_op): ... this, using match_operator.
17132 (s<code>_24_op): Rewrite to...
17133 (scc_op_24): ... this, using match_operator.
17134 (s<code>_<mode>): Rewrite to...
17135 (cstore<mode>4): ... this, using match_operator.
17136 (s<code>_<mode>_24): Rewrite to...
17137 (cstore<mode>4_24): ... this, using match_operator.
17138 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17139 m32c_unpend_compare, m32c_expand_scc): Delete.
17140 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17141 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17142 (m32c_expand_movcc): Change NE to EQ if necessary.
17143 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17145 * config/m32r/m32r-protos.h (gen_cond_store): New.
17146 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17147 (gen_cond_store): New, from sCC patterns.
17148 (m32r_expand_block_move): Use cbranchsi4.
17149 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17150 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17151 (cbranchsi4, cstoresi4): New.
17153 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17155 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17156 (m68hc11_notice_update_cc): Look into a compare with 0.
17157 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17159 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17160 cmphi, cmpqi, bCC): Delete.
17161 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17162 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17163 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17166 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17167 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17168 * config/m68k/constraints.md (H): New.
17169 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17170 the define_insn below.
17171 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17172 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17173 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17174 patterns): Wrap RHS with COMPARE.
17175 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17176 (*cmpdi_internal): Name this pattern.
17177 (cmpdi): Change to define_insn.
17178 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17179 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17180 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17182 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17183 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17184 (conditional_trap): Change to...
17185 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17186 (*conditional_trap): Use the ordered_comparison_operator and
17187 const1_operand predicates.
17188 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17189 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17190 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17191 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17193 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17194 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17195 (mcore_gen_compare): New.
17196 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17197 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17198 (mcore_gen_compare): ... this.
17199 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17200 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17201 (stack probe pattern): Use cbranchsi4.
17203 * config/mips/predicates.md (mips_cstore_operator): New.
17204 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17205 * config/mips/mips.md (any_cond): Delete.
17206 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17208 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17209 fixuns_truncsfdi2): Use cbranch patterns.
17210 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17211 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17212 Adjust call to mips_expand_conditional_branch.
17213 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17215 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17216 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17217 * config/mips/mips.c (cmp_operands): Delete.
17218 (mips_emit_compare): Get comparison operands from *op0/*op1.
17219 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17220 that it succeeds. Use op0/op1 instead of cmp_operands.
17221 (mips_expand_conditional_branch, mips_expand_conditional_move,
17222 mips_expand_conditional_trap): Likewise.
17223 (mips_block_move_loop): Use cbranch patterns.
17224 * config/mips/mips.h (cmp_operands): Delete.
17226 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17227 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17228 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17229 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17230 (*cmpcc_folded): Rename to...
17231 (*cmpdi_folded): this.
17232 (*cmpcc): Rename to...
17234 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17237 (cbranchdf4): New. Handle invalid comparisons here.
17238 * config/mmix/predicates.md (float_comparison_operator): New.
17240 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17241 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17242 * config/mn10300/mn10300.md (tst): Delete.
17243 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17244 Name these patterns and wrap RHS in a compare.
17245 (*cmpsi): Make this pattern private. Include tst.
17246 (*cmpsf): Make this pattern private.
17247 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17248 (compare with zero peepholes): Likewise.
17250 (cbranchsi4, cbranchsf4): New.
17251 (casesi): Use cbranchsi4.
17253 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17254 hppa_branch_type): Delete.
17255 (return_addr_rtx): Use cbranchsi4.
17256 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17257 Emit CCFPmode comparison here.
17258 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17259 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17260 hppa_branch_type): Delete.
17261 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17262 (movsicc, movdicc): Remove references to hppa_compare_op0,
17263 hppa_compare_op1 and compare_from_rtx.
17264 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17265 (casesi): Use cbranchsi4.
17267 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17268 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17269 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17270 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17271 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17273 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17274 (*branch, *branch_inverted): New.
17276 * config/picochip/picochip.md (cbranchhi4): Use
17277 ordered_comparison_operator.
17278 (cmphi, bCC): Remove.
17280 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17281 (trap_comparison_operator): Delete.
17282 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17283 rs6000_emit_cbranch): Accept mode and operands.
17284 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17285 rs6000_compare_fp_p): Delete.
17286 (rs6000_generate_compare): Accept mode and comparison. Extract code
17287 and op0/op1 from there. Replace references to rs6000_compare_op0
17288 and rs6000_compare_op1.
17289 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17290 extract result from passed operands.
17291 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17292 extract loc from passed operands.
17293 (rs6000_emit_cmove): Likewise.
17294 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17295 rs6000_compare_fp_p): Delete.
17296 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17297 (cbranch<GPR>4, cbranch<FP>4): New.
17298 (cstore<mode>4): New. Consolidate here all choices about when to use
17299 portable or specialized sCC sequences.
17300 (stack_protect_test): Use cbranchsi4.
17301 (conditional_trap): Replace with ctrap<GPR>4.
17302 (conditional trap insn): Replace trap_comparison_operator with
17303 ordered_comparison_operator.
17305 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17306 (s390_emit_prologue): Use ctrap.
17307 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17308 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17309 New predicates replacing...
17310 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17311 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17312 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17313 (add<mode>cc): Do not use s390_compare_op0/op1.
17314 (s<code>): Change to...
17315 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17316 (seq): Change to...
17317 (cstorecc4): ... this. Handle EQ or NE equally.
17318 (*sne): Un-privatize for use in cstorecc4.
17319 (b<code>): Change to...
17320 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17321 (conditional_trap): Replace with...
17322 (ctrap<GPR>4, ctrap<FP>4): ... these.
17323 (stack_protect): Use cbranchcc4.
17325 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17326 * config/score/score-protos.h (score_gen_cmp): Delete.
17327 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17328 (score_block_move-loop): Use cbranchsi4.
17329 * config/score/score.md (cbranchsi4): New.
17330 (cmpsi, bCC): Delete.
17331 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17332 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17333 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17334 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17335 * config/score/score3.h (score3_gen_cmp): Delete.
17336 * config/score/score7.h (score7_gen_cmp): Delete.
17338 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17339 (sh_emit_scc_to_t): ... this. Return void.
17340 (from_compare): Rename to...
17341 (sh_emit_compare_and_branch): ... this.
17342 (sh_emit_compare_and_set): New.
17343 (sh_expand_t_scc): Accept operands.
17344 * config/sh/predicates.md (sh_float_comparison_operator): New.
17345 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17346 (prepare_scc_operands): Rename to...
17347 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17349 (sh_emit_cheap_store_flag): New.
17350 (sh_emit_set_t_insn): New.
17351 (from_compare): Rename to...
17352 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17353 handling of TARGET_SH2E floating point to avoid recursive call.
17354 Generate branch here.
17355 (sh_emit_compare_and_set): New.
17356 (sh_expand_t_scc): Get op0/op1 from arguments.
17357 (sh_emit_cheap_store_flag): New.
17358 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17360 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17361 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17362 (movsicc, movdicc): Do nothing when it recreated operands from
17363 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17364 prepare_scc_operands (now sh_emit_scc_to_t).
17365 (udivdi3): Use cstoresi4.
17366 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17367 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17368 (cbranchint4_media, cbranchfp4_media): New.
17369 (casesi): Use cbranchdi4.
17370 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17372 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17373 (movnegt): Remove second operand.
17374 (cbranchsf4, cbranchdf4): New.
17375 (stack_protect): Use cbranchdi4/cbranchsi4.
17377 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17378 (gen_compare_reg): Accept comparison, extract part of it to...
17379 (gen_compare_reg_1): ... this.
17380 (gen_compare_operator): Delete.
17381 (gen_v9_scc): Accept separate destination, comparison code and arms.
17382 Do not use sparc_compare_op0/sparc_compare_op1.
17383 (emit_scc_insn, emit_conditional_branch_insn): New.
17384 (emit_v9_brxx): Make static. Remove useless assertion.
17385 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17387 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17388 * config/sparc/sparc-protos.h (gen_compare_reg,
17389 sparc_emit_float_lib_cmp): Adjust prototype.
17390 (emit_scc_insn, emit_conditional_branch_insn): New.
17391 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17392 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17393 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17394 iterators to the top.
17395 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17396 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17397 snedi_special_trunc): Delete.
17398 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17399 and snedi_special_trunc.
17400 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17401 cbranchdi4, cbranch<F:mode>4): New.
17402 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17403 here. Use gen_compare_reg instead of gen_compare_operator.
17404 (conditional_trap): Replace with...
17405 (ctrapsi4, ctrapdi4): ... this.
17406 (stack_protect_test): Use cbranchcc4.
17408 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17410 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17411 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17412 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17413 from operands[0] or operands[3] depending on is_set.
17414 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17415 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17416 cmpdf, bCC), sCC: Remove.
17417 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17418 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17420 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17421 spu_emit_branch_or_set.
17423 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17425 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17426 xstormy16_compare_op1): Delete.
17427 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17428 xstormy16_compare_op1): Delete.
17429 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17431 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17432 (cmphi, cmpsi, bCC): Remove.
17434 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17435 (*cmpsi): ... this one.
17436 (cbranchsi4, cstoresi4): New.
17437 (bCC expanders): Delete.
17438 (sCC insns): Fold into...
17439 (*setcc): ... this one.
17440 (casesi): Do not use gen_cmpsi and gen_bgtu.
17441 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
17442 (movsicc): Simplify.
17443 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
17445 * config/vax/vax-protos.h (cond_name): New.
17446 (vax_output_conditional_branch): Remove.
17447 * config/vax/vax.c (cond_name): New.
17448 (vax_output_conditional_branch): Remove.
17449 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
17450 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
17451 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
17452 (bit<VAXint>): Wrap source with (compare).
17453 (b<code> and following unnamed pattern): Rename to *branch and
17454 *branch_reversed. Change macroization to match_operator.
17455 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
17457 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
17458 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
17459 Change last argument to machine_mode.
17460 (xtensa_expand_scc): Add machine_mode argument.
17461 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
17462 (gen_conditional_move, xtensa_expand_conditional_branch,
17463 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
17464 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
17465 Adjust operand numbers.
17466 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
17468 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
17469 (cmpsi, cmpsf, b<code>, s<code>): Delete.
17470 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
17472 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17474 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17475 causes spurious differences between trunk and cond-optab branch.
17477 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17480 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
17482 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17484 * tree.c (iterative_hash_pointer): Delete.
17485 (iterative_hash_expr): Short-circuit handling of NULL pointer.
17486 Hash UIDs and versions of SSA names. Don't special-case built-in
17487 function declarations.
17489 2009-05-11 Ian Lance Taylor <iant@google.com>
17492 * graphite.c: Force -Wc++-compat to only be a warning before
17493 #including "cloog/cloog.h".
17495 2009-05-11 Martin Jambor <mjambor@suse.cz>
17497 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
17499 2009-05-11 Jan Hubicka <jh@suse.cz>
17501 * tree-ssa-loop-ivcanon.c: Include target.h
17502 (struct loop_size): new structure.
17503 (constant_after_peeling): New predicate.
17504 (tree_estimate_loop_size): New function.
17505 (estimated_unrolled_size): Rewrite for new estimates.
17506 (try_unroll_loop_completely): Use new estimates.
17507 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
17509 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17511 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
17512 libcpp interface change.
17513 (spu_macro_to_expand): Likewise.
17515 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
17517 PR tree-optimization/40026
17518 * gimplify.c (gimplify_init_constructor): Change initial conditional
17519 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
17520 optimize_compound_literals_in_ctor.
17522 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
17524 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
17526 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
17528 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
17530 * tree-vect-data-refs.c (vect_analyze_group_access): Use
17531 HOST_WIDE_INT for gap.
17533 2009-05-11 Ira Rosen <irar@il.ibm.com>
17535 PR tree-optimization/40074
17536 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
17537 account in group size and step comparison.
17539 2009-05-11 Richard Guenther <rguenther@suse.de>
17541 * passes.c (init_optimization_passes): Strip now incorrect comment.
17542 (execute_function_todo): Do not set PROP_alias.
17543 * tree-pass.h (PROP_alias): Remove.
17544 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
17545 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
17546 * tree-nrv.c (pass_return_slot): Likewise.
17547 * tree-object-size.c (pass_object_sizes): Likewise.
17548 * tree-ssa-dom.c (pass_dominator): Likewise.
17549 (pass_phi_only_cprop): Likewise.
17550 * tree-ssa-dse.c (pass_dse): Likewise.
17551 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17552 (pass_cselim): Likewise.
17553 * tree-ssa-pre.c (pass_pre): Likewise.
17554 (pass_fre): Likewise.
17555 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
17556 * tree-ssa-sink.c (pass_sink_code): Likewise.
17557 * tree-stdarg.c (pass_stdarg): Likewise.
17558 * tree-tailcall.c (pass_tail_calls): Likewise.
17559 * tree-vrp.c (pass_vrp): Likewise.
17561 2009-05-10 Ian Lance Taylor <iant@google.com>
17563 * basic-block.h (enum profile_status): Break out of struct
17564 control_flow_graph.
17565 * cgraph.h (struct inline_summary): Break out of struct
17567 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
17568 of struct cgraph_order_sort.
17569 * combine.c (enum undo_kind): New enum, broken out of struct undo.
17570 * cse.c (struct branch_path): Break out of struct
17571 cse_basic_block_data.
17572 * except.h (enum eh_region_type): Break out of struct eh_region.
17573 * gcc.c (enum add_del): Break out of struct modify_target.
17574 * genrecog.c (enum decision_type): Break out of struct decision_test.
17575 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
17577 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
17578 * regmove.c (enum match_use): New enum, broken out of struct match.
17579 * sched-int.h (enum post_call_group): New enum, broken out of
17581 (struct deps_reg): Break out of struct deps.
17582 * target.h (struct asm_int_op): Break out of struct gcc_target.
17583 * tree-eh.c (struct goto_queue_node): Break out of struct
17585 * tree-inline.h (enum copy_body_cge_which): Break out of
17587 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
17589 * c-decl.c (in_struct, struct_types): New static variables.
17590 (pushtag): Add loc parameter. Change all callers.
17591 (lookup_tag): Add ploc parameter. Change all callers.
17592 (check_compound_literal_type): New function.
17593 (parser_xref_tag): Add loc parameter. Change all callers. If
17594 -Wc++-compat, warn about struct/union/enum types defined within a
17596 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
17597 and loc parameters. Change all callers. Change error calls to
17598 error_at, using loc. For a redefinition, if the location of the
17599 original definition is known, report it. Set in_struct and
17600 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
17601 (finish_struct): Add new parameters enclosing_in_struct and
17602 enclosing_struct_types. Change all callers. Set
17603 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
17604 in the struct. If in a struct, add this struct to struct_types.
17605 (start_enum): Add loc parameter. Change all callers. Use
17606 error_at for errors, using loc. For a redefinition, if the
17607 location of the original definition is known, report it. If in a
17608 struct, add this enum type to struct_types. If -Wc++-compat warn
17609 if in sizeof, typeof, or alignof.
17610 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
17611 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
17612 (c_parser_enum_specifier): Get enum location for start_enum.
17613 (c_parser_struct_or_union_specifier): Get struct location for
17614 start_struct. Save in_struct and struct_types status between
17615 start_struct and finish_struct.
17616 (c_parser_cast_expression): Get location of cast.
17617 (c_parser_alignof_expression): Get location of type.
17618 (c_parser_postfix_expression): Likewise.
17619 (c_parser_postfix_expression_after_paren_type): Add type_loc
17620 parameter. Change all callers. Call check_compound_literal_type.
17621 Use type_loc for error about variable size type.
17622 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
17623 of an enum constant from an enum type defined in a struct or union.
17624 (c_cast_expr): Add loc parameter. Change all callers. If
17625 -Wc++-compat, warn about defining a type in a cast.
17626 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
17627 (start_enum, start_struct, finish_struct): Update declarations.
17628 (parser_xref_tag, c_cast_expr): Update declarations.
17629 (check_compound_literal_type): Declare.
17631 2009-05-11 Ben Elliston <bje@au.ibm.com>
17633 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
17634 for recent libcpp interface change.
17635 (rs6000_macro_to_expand): Likewise.
17637 2009-05-10 Michael Matz <matz@suse.de>
17640 * config/arm/arm.c (require_pic_register): Emit on entry edge,
17641 not at entry of function.
17643 2009-05-10 Richard Guenther <rguenther@suse.de>
17645 PR tree-optimization/40081
17647 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17648 using the main variant of the element type. Do not fiddle with
17649 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17651 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
17652 structs with volatile fields.
17654 2009-05-10 Jan Hubicka <jh@suse.cz>
17656 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
17657 (estimate_move_cost): Assert that it does not get called for
17659 (estimate_num_insns): Skip VOID types in argument handling.
17660 (optimize_inline_calls): Delete unreachable blocks and verify that
17661 callgraph is valid.
17663 2009-05-10 Jan Hubicka <jh@suse.cz>
17665 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
17666 * cgraph.c (cgraph_mark_address_taken_node): New function.
17667 (dump_cgraph_node): Dump new flag.
17668 * cgraph.h (struct cgraph_node): Add address_taken.
17669 (cgraph_mark_address_taken_node): New function.
17670 * ipa.c (cgraph_postorder): Prioritize functions with address taken
17671 since new direct calls can be born.
17673 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17675 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
17676 tok->val.node.node.
17678 2009-05-10 Jan Hubicka <jh@suse.cz>
17680 PR middle-end/40084
17681 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
17683 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
17684 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
17685 * tree-inline.c (copy_bb): Set frequency correctly.
17686 (fold_marked_statements): Update call to
17687 cgraph_update_edges_for_call_stmt.
17689 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17691 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
17692 identifiers in diagnostics.
17693 * config/arm/arm.c (arm_handle_fndecl_attribute,
17694 arm_handle_isr_attribute): Likewise.
17695 * config/avr/avr.c (avr_handle_progmem_attribute,
17696 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
17697 * config/bfin/bfin.c (handle_int_attribute,
17698 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
17699 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
17700 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
17702 * config/darwin.c (darwin_handle_kext_attribute,
17703 darwin_handle_weak_import_attribute): Likewise.
17704 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
17705 h8300_handle_eightbit_data_attribute,
17706 h8300_handle_tiny_data_attribute): Likewise.
17707 * config/i386/i386.c (ix86_handle_cconv_attribute,
17708 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
17709 * config/i386/winnt.c (ix86_handle_shared_attribute,
17710 ix86_handle_selectany_attribute): Likewise.
17711 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
17712 * config/m32c/m32c.c (function_vector_handler): Likewise.
17713 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
17714 m68hc11_handle_fntype_attribute): Likewise.
17715 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
17716 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
17717 * config/mips/mips.c (mips_insert_attributes,
17718 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
17719 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
17720 rs6000_handle_struct_attribute): Likewise.
17721 * config/sh/sh.c (sh_insert_attributes,
17722 sh_handle_resbank_handler_attribute,
17723 sh_handle_interrupt_handler_attribute,
17724 sh2a_handle_function_vector_handler_attribute,
17725 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
17727 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
17728 * config/spu/spu.c (spu_handle_fndecl_attribute,
17729 spu_handle_vector_attribute): Likewise.
17730 * config/stormy16/stormy16.c
17731 (xstormy16_handle_interrupt_attribute): Likewise.
17732 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
17733 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
17735 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17737 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
17738 (pp_translate_identifiers): New.
17739 (pp_identifier): Only conditionally translate identifier to locale
17741 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
17742 (pp_base_tree_identifier): Only conditionally translate identifier
17743 to locale character set.
17744 * c-pretty-print.c (M_): Define.
17745 (pp_c_type_specifier, pp_c_primary_expression): Mark English
17746 fragments for conditional translation with M_.
17747 * tree-pretty-print.c (maybe_init_pretty_print): Disable
17748 identifier translation.
17750 2009-05-10 Richard Guenther <rguenther@suse.de>
17752 PR tree-optimization/40081
17753 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17754 using the main variant of the element type. Do not fiddle with
17755 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17757 2009-05-09 Jan Hubicka <jh@suse.cz>
17759 PR middle-end/40080
17760 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
17761 indirect calls; verify cgraph afterwards.
17763 2009-05-09 Jan Hubicka <jh@suse.cz>
17766 * ipa.c (update_inlined_to_pointer): New function.
17767 (cgraph_remove_unreachable_nodes): Use it.
17769 2009-05-09 Jan Hubicka <jh@suse.cz>
17771 * tree-eh.c (struct leh_state): Remove prev_try.
17772 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
17773 not track prev_try.
17774 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
17775 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
17776 remove_eh_handler_and_replace, foreach_reachable_handler,
17777 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
17778 * except.h (struct eh_region): Remove eh_region_u_cleanup.
17779 (gen_eh_region_cleanup): Update prototype.
17781 2009-05-09 Jan Hubicka <jh@suse.cz>
17783 PR middle-end/40043
17784 * except.c (copy_eh_region): Always set prev_try.
17785 (redirect_eh_edge_to_label): Find outer try.
17786 (foreach_reachable_handler): When looking for prev try
17787 handle case where previous try is not going to be taken.
17789 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
17791 PR tree-optimization/40049
17792 * tree-vect-stmts.c (vectorizable_operation): If the machine has
17793 only vector/vector shifts, convert the type of the constant to the
17794 appropriate type to avoid building incorrect trees, which
17795 eventually have problems with garbage collection.
17797 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17799 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
17800 -1 for complex floating-point types if honoring signed zeros.
17802 2009-05-08 Jan Hubicka <jh@suse.cz>
17804 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
17805 argument; handle correctly when profile is absent.
17806 (build_cgraph_edges): Update.
17807 (rebuild_cgraph_edges): Update.
17808 * cgraph.c: Do not include varray.h.
17809 (cgraph_set_call_stmt_including_clones): New function.
17810 (cgraph_create_edge_including_clones): Likewise
17811 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
17812 (cgraph_update_edges_for_call_stmt): Handle clones.
17813 (cgraph_remove_node): Handle clone tree.
17814 (cgraph_remove_node_and_inline_clones): New function.
17815 (dump_cgraph_node): Dump clone tree.
17816 (cgraph_clone_node): Handle clone tree.
17817 (clone_function_name): Bring here from tree-inline.c.
17818 (cgraph_create_virtual_clone): New function.
17819 * cgraph.h (ipa_replace_map): Move here from ipa.h.
17820 (cgraph_clone_info): New function.
17821 (strut cgraph_node): Add clone_info and new clone tree pointers.
17822 (cgraph_remove_node_and_inline_clones,
17823 cgraph_set_call_stmt_including_clones,
17824 cgraph_create_edge_including_clones,
17825 cgraph_create_virtual_clone): Declare.
17826 (cgraph_function_versioning): Use VEC argument.
17827 (compute_call_stmt_bb_frequency): Update prototype.
17828 (cgraph_materialize_all_clones): New function.
17829 * ipa-cp.c (ipcp_update_cloned_node): Remove.
17830 (ipcp_create_replace_map): Update to VECtors.
17831 (ipcp_update_callgraph): Use virtual clones.
17832 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
17833 (ipcp_update_profiling): Do not update local profiling.
17834 (ipcp_insert_stage): Use VECtors and virtual clones.
17835 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
17836 (clone_of_p): New function.
17837 (cgraph_preserve_function_body_p): Use clone tree.
17838 (cgraph_optimize): Materialize clones.
17839 (cgraph_function_versioning): Update for VECtors.
17840 (save_inline_function_body): Use clone tree.
17841 (cgraph_materialize_clone): New function.
17842 (cgraph_materialize_all_clones): Likewise.
17843 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
17844 * ipa.c: Include gimple.h.
17845 (cgraph_remove_unreachable_nodes): Use clone tree.
17846 * ipa-prop.c (ipa_note_param_call): Update call to
17847 compute_call_stmt_bb_frequencycall.
17848 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
17849 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
17850 (copy_bb): Handle updating of clone tree; add new edge when new call
17852 (expand_call_inline): Be strict about every call having edge.
17853 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
17854 (delete_unreachable_blocks_update_callgraph): New function.
17855 (tree_function_versioning): Use VECtors; always remove unreachable
17856 blocks and fold conditionals.
17857 * tree-inline.h: Do not include varray.h.
17858 (tree_function_versioning): Remove.
17859 * Makefile.in (GTFILES): Remove tree-inline.c
17860 * passes.c (do_per_function): Do only functions having body.
17861 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
17864 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
17865 Andrew Morrow <acm@google.com>
17868 * c-common.c (c_common_attribute_table): Permit deprecated
17869 attribute to take an optional argument.
17870 (handle_deprecated_attribute): If the optional argument to
17871 __attribute__((deprecated)) is not a string ignore the attribute
17872 and emit a warning.
17874 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
17875 * c-typeck.c (build_component_ref): Likewise.
17876 (build_external_ref): Likewise.
17878 * toplev.c (warn_deprecated_use): Add an attribute argument.
17879 Emit the message associated with __attribute__((deprecated)).
17881 * toplev.h (warn_deprecated_use): Updated.
17883 * doc/extend.texi: Document new optional parameter to
17884 __attribute__((deprecated))
17886 2009-05-08 Michael Eager <eager@eagercon.com>
17888 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
17889 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
17891 2009-05-08 Richard Guenther <rguenther@suse.de>
17893 PR tree-optimization/40062
17894 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
17895 Avoid exponential behavior.
17897 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17899 PR rtl-optimization/33928
17901 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
17902 process_uses, build_single_def_use_links): New.
17903 (update_df): Update use_def_ref.
17904 (forward_propagate_into): Use get_def_for_use instead of use-def
17906 (fwprop_init): Call build_single_def_use_links and let it initialize
17908 (fwprop_done): Free use_def_ref.
17909 (fwprop_addr): Eliminate duplicate call to df_set_flags.
17910 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
17911 df_rd_simulate_one_insn): New.
17912 (df_rd_bb_local_compute_process_def): Update head comment.
17913 (df_chain_create_bb): Use the new RD simulation functions.
17914 * df.h (df_rd_simulate_artificial_defs_at_top,
17915 df_rd_simulate_one_insn): New.
17916 * opts.c (decode_options): Enable fwprop at -O1.
17917 * doc/invoke.texi (-fforward-propagate): Document this.
17919 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17922 * c-typeck.c (build_binary_op): Handle arithmetic between one real
17923 and one complex operand specially.
17924 * tree-complex.c (some_nonzerop): Do not identify a real value as
17925 zero if flag_signed_zeros.
17927 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17929 PR rtl-optimization/33928
17930 * loop-invariant.c (record_use): Fix && vs. || mishap.
17932 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17934 PR rtl-optimization/33928
17935 * loop-invariant.c (struct use): Add addr_use_p.
17936 (struct def): Add n_addr_uses.
17937 (struct invariant): Add cheap_address.
17938 (create_new_invariant): Set cheap_address.
17939 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
17940 (record_uses): Pass df_ref to record_use.
17941 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
17944 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
17946 * config/sh/sh.c: Do not include c-pragma.h.
17948 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
17950 * config/spu/spu.c: Remove include of c-common.h.
17952 2009-05-07 Janis Johnson <janis187@us.ibm.com>
17955 * c-common.h (mark_valid_location_for_stdc_pragma,
17956 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
17957 clear_float_const_decimal64, float_const_decimal64_p): New.
17958 * c.opt (Wunsuffixed-float-constants): New.
17959 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
17960 unsuffixed float constant, handle new warning.
17961 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
17962 * c-decl.c (c_scope): New flag float_const_decimal64.
17963 (set_float_const_decimal64, clear_float_const_decimal64,
17964 float_const_decimal64_p): New.
17965 (push_scope): Set new flag.
17966 * c-parser.c (c_parser_translation_unit): Mark when it's valid
17967 to use STDC pragmas.
17968 (c_parser_external_declaration): Ditto.
17969 (c_parser_compound_statement_nostart): Ditto.
17970 * c-pragma.c (valid_location_for_stdc_pragma,
17971 mark_valid_location_for_stdc_pragma,
17972 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
17973 handle_pragma_float_const_decimal64): New.
17974 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
17975 * cp/semantics.c (valid_location_for_stdc_pragma_p,
17976 set_float_const_decimal64, clear_float_const_decimal64,
17977 float_const_decimal64_p): New dummy functions.
17978 * doc/extend.texi (Decimal Float): Remove statement that the
17979 pragma, and suffix for double constants, are not supported.
17980 * doc/invoke.texi (Warning Options): List new option.
17981 (-Wunsuffixed-float-constants): New.
17983 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
17985 * config/i386/i386.c: Do not include c-common.h.
17987 2009-05-07 Mark Heffernan <meheff@google.com>
17989 * doc/invoke.texi (Debugging Options): Document change of debugging
17991 * opts.c (decode_options): Make dump_base_name relative to
17992 aux_base_name directory.
17994 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
17996 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
17997 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
17999 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18001 * Makefile.in (install-plugin): Simplify a bit.
18003 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18005 * Makefile.in (OBJS-common): Add regcprop.o.
18007 * timevar.def (TV_CPROP_REGISTERS): New.
18008 * regrename.c (regrename_optimize): Return 0.
18009 (rest_of_handle_regrename): Delete.
18010 (pass_rename_registers): Point to regrename_optimize.
18011 (struct value_data_entry, struct value_data,
18012 kill_value_one_regno, kill_value_regno, kill_value,
18013 set_value_regno, init_value_data, kill_clobbered_value,
18014 kill_set_value, kill_autoinc_value, copy_value,
18015 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18016 replace_oldest_value_reg, replace_oldest_value_addr,
18017 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18018 debug_value_data, validate_value_data): Move...
18019 * regcprop.c: ... here.
18020 (rest_of_handle_cprop): Delete.
18021 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18023 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18025 PR middle-end/40057
18026 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18027 GEN_INT for 1 << bitnum.
18028 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18029 build_int_cst_type.
18031 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18033 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18034 Remove wrong description of "nand" operation.
18036 2009-05-06 Richard Guenther <rguenther@suse.de>
18037 Adam Nemet <anemet@caviumnetworks.com>
18039 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18040 comment. Add that if LHS is not a gimple register, then RHS1 has
18041 to be a single object (GIMPLE_SINGLE_RHS).
18043 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18045 * expr.c (get_def_for_expr): Move it up in the file.
18046 (store_field): When expanding a bit-field store, look at the
18047 defining gimple stmt for the masking conversion.
18049 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18051 PR middle-end/39986
18052 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18053 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18054 32-bit memcpy into long.
18056 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18058 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18059 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18061 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18062 instead of appending DW_OP_deref*.
18064 2009-05-06 Michael Matz <matz@suse.de>
18066 PR middle-end/40021
18067 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18068 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18070 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18072 * Makefile.in (install-plugin): Fix srcdir handling.
18074 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18076 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18077 when processing for not_regs_needed bitmap.
18078 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18079 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18080 handling it for rhs.
18082 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18084 * config/i386/i386.md (unnamed inc/dec peephole): Use
18085 optimize_insn_for_size_p instead of optimize_size.
18086 * config/i386/predicates.md (incdec_operand): Likewise.
18087 (aligned_operand): Likewise.
18088 * config/i386/sse.md (divv8sf3): Likewise.
18089 (sqrtv8sf2): Likewise.
18091 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18093 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18095 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18097 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18099 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18100 ssemodesuffixf2c with avxmodesuffixf2c.
18102 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18105 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18107 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18109 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18110 (struct tree_base): Adjust spacing for 8 bit boundaries.
18111 (struct tree_decl_common): Add decl_by_reference_flag bit.
18112 (DECL_BY_REFERENCE): Adjust.
18113 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18114 print DECL_BY_REFERENCE bit.
18115 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18116 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18117 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18118 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18121 PR middle-end/39666
18122 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18123 range of the type, but default label is missing, add it with one
18124 of the existing labels instead of adding a new label for it.
18126 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18130 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18132 * Makefile.in (enable_plugin, plugin_includedir): New.
18133 (install): Depend on install-plugin.
18134 (PLUGIN_HEADERS): New.
18135 (install-plugin): New.
18136 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18138 2009-05-05 Richard Guenther <rguenther@suse.de>
18140 PR tree-optimization/40022
18141 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18143 (phivn_valid_p): Fix tuplification error, simplify.
18144 (phiprop_insert_phi): Add dumps.
18145 (propagate_with_phi): Simplify.
18147 2009-05-05 Richard Guenther <rguenther@suse.de>
18149 PR middle-end/40023
18150 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18152 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18154 * tree.h (strip_float_extensions): Remove duplicate declaration.
18155 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18156 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18157 block_ultimate_origin): Rearrange the declarations line to match the
18158 comment that indicates the .c file which the functions are defined.
18159 (dwarf2out_*, set_decl_rtl): Add comment.
18160 (get_base_address): Adjust comment.
18161 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18162 declarations line and add comment.
18163 (is_builtin_name): Add blank after function name, for clarity.
18165 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18167 * attribs.c (decl_attributes): Use %qE for identifiers in
18169 * cgraphunit.c (verify_cgraph_node): Translate function names to
18170 locale character set in diagnostics.
18171 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18173 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18174 Document that functions are named in UTF-8.
18175 * expr.c (expand_expr_real_1): Translate function names to locale
18176 character set in diagnostics.
18177 * gimplify.c (omp_notice_variable, omp_is_private,
18178 gimplify_scan_omp_clauses): Use %qE for identifiers in
18180 * langhooks.c (lhd_print_error_function): Translate function names
18181 to locale character set.
18182 * langhooks.h (decl_printable_name): Document that return value is
18183 in internal character set.
18184 * stmt.c: Include pretty-print.h
18185 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18187 (resolve_operand_name_1): Translate named operand name to locale
18189 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18191 * toplev.c (announce_function): Translate function names to locale
18193 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18194 (default_tree_printer): Use pp_identifier or translate identifiers
18195 to locale character set. Mark "<anonymous>" for translation.
18196 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18197 for identifiers in diagnostics.
18198 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18200 * varasm.c (output_constructor): Use %qE for identifiers in
18203 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18205 * configure.ac: use ` ` instead of $()
18206 * configure: Regenerate.
18208 2009-05-05 Ben Elliston <bje@au.ibm.com>
18210 * config/pa/linux-atomic.c: Eliminate conditional include of
18211 errno.h on non-LP64 systems to simplify build requirements.
18213 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18215 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18217 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18218 and pass value to identifier_to_locale.
18219 (warn_variable_length_array): Make name a tree.
18220 (grokdeclarator): Separate diagnostic texts for named and unnamed
18221 declarators. Use %qE for named declarators.
18222 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18224 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18225 identifiers in diagnostics.
18226 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18227 identifier_to_locale. Mark "anonymous" strings for translation.
18229 2009-05-04 Michael Eager <eager@eagercon.com>
18231 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18232 address for DImode/DFmode only if double-precision FP regs.
18234 2009-05-04 Michael Eager <eager@eagercon.com>
18236 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18237 TARGET_SINGLE_FLOAT check.
18239 2009-05-04 Michael Eager <eager@eagercon.com>
18241 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18243 2009-05-04 Michael Eager <eager@eagercon.com>
18245 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18246 * config/rs6000/t-xilinx: New
18248 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18250 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18251 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18252 * gcc/explow.c (memory_address): Use target hook.
18253 * gcc/targhooks.c (default_legitimize_address): New.
18254 * gcc/targhooks.h (default_legitimize_address): New.
18255 * gcc/target.h (legitimize_address): New.
18256 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18257 (TARGET_INITIALIZER): Include it.
18258 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18260 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18261 * config/bfin/bfin.c (legitimize_address): Remove.
18262 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18263 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18265 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18266 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18268 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18269 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18270 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18271 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18272 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18273 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18274 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18275 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18276 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18277 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18278 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18279 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18280 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18281 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18282 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18283 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18284 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18285 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18286 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18287 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18288 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18289 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18290 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18292 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18293 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18294 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18295 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18296 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18297 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18298 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18299 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18300 (thumb_legitimize_address): Delete.
18301 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18302 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18303 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18304 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18305 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18306 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18308 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18311 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18312 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18313 * config/m32r/m32r.c (m32r_legitimize_address): New.
18314 * config/m68k/m68k.c (m68k_legitimize_address): New.
18315 * config/score/score.c (score_legitimize_address): Standardize.
18316 * config/score/score3.c (score3_legitimize_address): Standardize.
18317 * config/score/score3.h (score3_legitimize_address): Adjust.
18318 * config/score/score7.c (score7_legitimize_address): Standardize.
18319 * config/score/score7.h (score7_legitimize_address): Adjust.
18320 * config/sh/sh.c (sh_legitimize_address): New.
18321 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18323 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18324 (s390_legitimize_address): ... this.
18325 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18326 (sparc_legitimize_address): ... this.
18327 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18328 (ix86_legitimize_address): ... this.
18329 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18330 (avr_legitimize_address): ... this.
18331 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18332 (mn10300_legitimize_address): ... this.
18333 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18334 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18335 (alpha_expand_mov): Adjust call.
18337 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18338 * config/spu/spu.c (spu_legitimize_address): Likewise.
18339 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18340 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18342 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18344 * intl.c (locale_encoding, locale_utf8): New.
18345 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18346 * intl.h (locale_encoding, locale_utf8): Declare.
18347 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18348 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18350 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18352 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18353 (pp_base_tree_identifier): Declare as function.
18354 (identifier_to_locale): Declare.
18355 * Makefile.in (pretty-print.o): Update dependencies.
18356 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18358 2009-05-04 Richard Guenther <rguenther@suse.de>
18360 PR middle-end/40015
18361 * builtins.c (fold_builtin_memory_op): Do not decay to element
18362 type if the size matches the whole array.
18364 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18366 * expmed.c (synth_mult): When trying out a shift, pass the result
18369 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18371 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18372 (shiftsub1_cost): New.
18373 (init_expmed): Compute shiftsub1_cost.
18374 (synth_mult): Optimize multiplications by constants of the form
18375 -(2^^m-1) for some constant positive integer m.
18377 2009-05-03 Richard Guenther <rguenther@suse.de>
18380 * c-typeck.c (array_to_pointer_conversion): Do not built
18381 ADDR_EXPRs of arrays of pointer-to-element type.
18382 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18383 up wrong ADDR_EXPRs after-the-fact.
18384 * c-common.c (strict_aliasing_warning): Strip pointer
18385 conversions for obtaining the original type.
18386 * builtins.c (fold_builtin_memset): Handle array types.
18387 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18390 2009-05-03 Richard Guenther <rguenther@suse.de>
18392 PR middle-end/23329
18393 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18394 Do not lose casts from array types with unknown extent to array
18395 types with known extent.
18396 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18397 alias set compatibility.
18399 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18401 * flags.h (extra_warnings): Delete.
18402 * toplev.c (process_options): Handle Wuninitialized here.
18403 * opts.c (extra_warnings): Delete.
18404 (set_Wextra): Delete.
18405 (common_handle_option): -Wextra can be handled automatically.
18406 * c-opts.c (c_common_handle_option): Delete obsolete code.
18407 (c_common_post_options): Simplify comment.
18408 * common.opt (W): Add Var.
18410 (Wuninitialized): Initialize to -1.
18412 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18413 Richard Guenther <rguenther@suse.de>
18415 * expr.c (get_def_for_expr): New function.
18416 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18417 SSA rather than trees.
18418 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18419 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18421 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18423 * c-common.c (reswords): Add _Imaginary.
18424 * c-common.c (enum rid): Add RID_IMAGINARY.
18426 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18428 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18429 Patch by Richard Guenther.
18431 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18433 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18434 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18435 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18436 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
18437 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
18438 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
18439 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
18440 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
18441 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
18442 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
18443 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
18444 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
18445 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
18446 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
18447 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
18448 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
18449 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
18450 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
18452 2009-05-02 Richard Guenther <rguenther@suse.de>
18454 PR tree-optimization/39940
18455 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
18458 2009-05-02 Richard Guenther <rguenther@suse.de>
18460 PR middle-end/40001
18461 * tree-ssa.c (execute_update_addresses_taken): Properly check
18462 if we can mark a variable DECL_GIMPLE_REG_P.
18463 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
18464 back to the end of the function.
18465 (is_gimple_reg_type): Remove complex type special casing.
18466 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
18469 2009-05-02 Ben Elliston <bje@au.ibm.com>
18471 * doc/collect2.texi (Collect2): Document search path behaviour
18472 when configured with --with-ld.
18474 2009-05-02 Jan Hubicka <jh@suse.cz>
18476 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
18477 parameter; update callers.
18478 (coalesce_cost_edge): EH edges are costier because they needs
18479 splitting even if not critical and even more costier when there are
18480 multiple EH predecestors.
18482 2009-05-02 Jan Hubicka <jh@suse.cz>
18484 * except.c (remove_eh_handler_and_replace): Handle updating after
18485 removing TRY blocks.
18487 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
18489 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
18491 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
18493 * varasm.c: Do not include c-pragma.h.
18494 * attribs.c: Do not incude c-common.h.
18496 2009-05-01 Michael Matz <matz@suse.de>
18498 * calls.c (initialize_argument_information): Handle SSA names like
18499 decls with a non MEM_P DECL_RTL.
18501 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18503 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
18504 * ipa-utils.c: Likewise.
18505 * ipa-type-escape.c: Likewise.
18506 * cgraphunit.c Do not include c-common.h.
18507 * ipa-pure-const.c: Likewise.
18508 * tree-if-conv.c: Likewise.
18509 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
18510 * ipa-struct-reorg.c: Likewise.
18511 * tree-nomudflap.c: Likewise.
18512 * tree-ssa-structalias.c: Likewise.
18514 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18516 * store-motion.c: Many cleanups to make this pass a first-class
18517 citizen instead of an appendix to gcse load motion. Add TODO list
18518 to make this pass faster/cleaner/better.
18520 (struct ls_expr): Post gcse.c-split cleanups.
18521 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
18522 "stores" field to "avail_stores".
18523 (pre_ldst_mems): Rename to store_motion_mems.
18524 (pre_ldst_table): Rename to store_motion_mems_table.
18525 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
18526 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
18527 (ldst_entry): Rename to st_expr_entry, update users.
18528 (free_ldst_entry): Rename to free_st_expr_entry, update users.
18529 (free_ldst_mems): Rename to free_store_motion_mems, update users.
18530 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
18532 (first_ls_expr): Rename to first_st_expr, update users.
18533 (next_ls_expr): Rename to next_st_expr, update users.
18534 (print_ldst_list): Rename to print_store_motion_mems. Print names of
18535 fields properly for store motion instead of names inherited from load
18537 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
18538 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
18541 (ae_kill): Rename to st_kill, update users.
18542 (ae_gen): Rename to st_avloc, update users.
18543 (transp): Rename to st_transp, update users.
18544 (pre_insert_map): Rename to st_insert_map, update users.
18545 (pre_delete_map): Rename to st_delete_map, update users.
18546 (insert_store, build_store_vectors, free_store_memory,
18547 one_store_motion_pass): Update for abovementioned changes.
18549 (gcse_subst_count, gcse_create_count): Remove.
18550 (one_store_motion_pass): New statistics counters "n_stores_deleted"
18551 and "n_stores_created", local variables.
18553 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
18556 (regvec, compute_store_table_current_insn): Remove.
18557 (reg_set_info, reg_clear_last_set): Remove.
18558 (compute_store_table): Use DF caches instead of local dataflow
18561 2009-05-01 Joseph Myers <joseph@codesourcery.com>
18563 * c-objc-common.c (c_tree_printer): Print identifiers with
18564 pp_identifier, not pp_string. Mark "({anonymous})" for
18566 * c-pretty-print.c (pp_c_ws_string): New.
18567 (pp_c_cv_qualifier, pp_c_type_specifier,
18568 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
18569 pp_c_storage_class_specifier, pp_c_function_specifier,
18570 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
18571 pp_c_primary_expression, pp_c_postfix_expression,
18572 pp_c_unary_expression, pp_c_shift_expression,
18573 pp_c_relational_expression, pp_c_equality_expression,
18574 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
18575 use pp_string and pp_c_ws_string in place of pp_identifier and
18576 pp_c_identifier for non-identifiers. Mark English strings for
18578 * c-pretty-print.h (pp_c_ws_string): Declare.
18580 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
18581 Roland McGrath <roland@redhat.com>
18583 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
18584 (ENABLE_LD_BUILDID): New configuration option.
18585 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
18586 (LINK_BUILDID_SPEC): New macro.
18587 (init_spec): If defined, prepend it between LINK_EH_SPEC and
18589 * doc/install.texi: Document --enable-linker-build-id option.
18590 * configure: Rebuild.
18591 * config.in: Rebuild.
18593 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
18595 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
18596 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
18597 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
18598 MIPS_GP_SAVE_AREA_SIZE.
18599 * config/mips/mips.c (struct mips_frame_info): Update comment
18600 before arg_pointer_offset and hard_frame_pointer_offset.
18601 (mips_compute_frame_info): Update diagram before function: to
18602 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
18603 indicate the position of frame_pointer_rtx with -fstack-protector and
18604 to show args_size. Don't allocate cprestore area for leaf functions
18605 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
18607 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
18609 2009-04-30 Michael Matz <matz@suse.de>
18611 PR tree-optimization/39955
18612 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
18614 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
18616 * ira.c (setup_cover_and_important_classes): Use safe macro
18617 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
18619 * genpreds.c (write_tm_preds_h): Output suitable definition of
18620 REG_CLASS_FOR_CONSTRAINT.
18622 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18624 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
18626 * bitmap.c (bitmap_descriptor): Likewise.
18627 * ggc-common.c (loc_descriptor): Likewise.
18628 * varray.c (varray_descriptor): Likewise.
18629 * vec.c (vec_descriptor): Likewise.
18631 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
18633 * Makefile.in (dce.o): Add $(EXCEPT_H).
18634 * dce.c: Include except.h and delete redundant vector definitions.
18635 (deletable_insn_p): Return false for non-call insns that can throw
18638 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
18640 * gcse.c (ae_gen): Remove.
18641 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
18642 and make non-static function to make it available in store-motion.c.
18643 Update call sites with search-and-replace.
18644 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
18645 extract_mentioned_regs, extract_mentioned_regs_helper,
18646 find_moveable_store, compute_store_table, load_kills_store, find_loads,
18647 store_killed_in_insn, store_killed_after, store_killed_before,
18648 build_store_vectors, insert_insn_start_basic_block, insert-store,
18649 remove_reachable_equiv_notes, replace_store_insn, delete_store,
18650 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
18651 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
18652 * store-motion.c: ...new file. Also copy data structures from gcse.c
18653 and clean up to remove parts not used by store motion.
18654 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
18655 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
18657 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18660 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
18661 when optimizing for size.
18663 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
18665 * gcse.c (gcse_constant_p): Fix typo in last change.
18667 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18669 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
18671 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
18673 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
18675 2009-04-29 James E. Wilson <wilson@codesourcery.com>
18677 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
18678 CONST_HIGH_PART result.
18680 2009-04-29 Anatoly Sokolov <aesok@post.ru>
18682 * config/avr/avr.c (initial_elimination_offset): Rename to
18683 avr_initial_elimination_offset.
18684 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
18685 change return type to bool.
18686 (avr_can_eliminate): New function.
18687 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
18688 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
18689 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
18690 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
18691 avr_initial_elimination_offset.
18692 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
18693 (avr_initial_elimination_offset): Define.
18695 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
18696 Steven Bosscher <steven@gcc.gnu.org>
18698 PR rtl-optimization/39938
18699 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
18700 * cfgrtl.c: Include insn-attr.h.
18701 (rest_of_pass_free_cfg): New function.
18702 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
18703 * resource.c (init_resource_info): Remove call to df_analyze.
18705 2009-04-29 Richard Guenther <rguenther@suse.de>
18708 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
18709 allow conversion to signed integers.
18711 2009-04-29 Richard Guenther <rguenther@suse.de>
18713 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
18714 shifts of floating point vectors if the shift amount is
18715 a constant multiple of the element size.
18717 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
18718 Michael Matz <matz@suse.de>
18720 PR middle-end/39927
18722 * tree-outof-ssa.c (emit_partition_copy): New function.
18723 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
18724 insert_part_to_rtx_on_edge): Perform the partition base var
18725 copy using emit_partition_copy.
18726 (insert_value_copy_on_edge): Convert constants to the right mode.
18727 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
18728 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
18730 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18732 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
18733 scan backwards to try to find a constant to initialize it.
18735 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
18736 insn before the loop_end instruction, don't look past labels.
18738 2009-04-29 Richard Guenther <rguenther@suse.de>
18740 PR middle-end/39937
18741 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
18742 loose type conversions.
18743 (forward_propagate_addr_expr): Fix tuplification bug. Remove
18744 stmts only if there are no uses of its definition.
18746 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18748 * config/bfin/bfin.h (splitting_loops): Declare.
18749 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
18750 Reorder bit definitions to be ascending.
18751 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
18752 * config/bfin/bfin.c (splitting_loops): New variable.
18753 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
18754 (struct loop_info): Remove members INIT and LOOP_INIT.
18755 (bfin_optimize_loop): Don't set them. Reorder the code that generates
18756 the LSETUP sequence. Allow LC to be loaded from any register, but
18757 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
18758 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
18760 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
18761 of reload_completed.
18764 * config/bfin/bfin.md (movsi_insn): Refine constraints.
18766 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
18768 * Makefile.in (PLUGIN_VERSION_H): New.
18769 (OBJS-common): Remove plugin-version.o.
18770 (plugin.o): Depend on (PLUGIN_VERSION_H).
18771 (plugin-version.o): Remove.
18772 * configure: Regenerate
18773 * configure.ac: Create plugin-version.h.
18774 * gcc-plugin.h (plugin_gcc_version): Remove.
18775 (plugin_default_version_check): Change signature.
18776 * plugin-version.c: Remove.
18777 * plugin.c: Include plugin-version.h.
18778 (str_plugin_gcc_version_name): Remove.
18779 (try_init_one_plugin): Pass gcc version to plugin_init.
18780 (plugin_default_version_check): Both gcc and plugin versions are now
18783 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18785 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
18786 problematic last insns. Test for TYPE_CALL rather than CALL_P.
18787 Remove special case testing for last insn of inner loops. Don't fail
18788 if the loop ends with a jump, emit an extra nop instead.
18790 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
18791 DREGS rather than comparing directly. Remove code that tries to
18792 account for latencies.
18794 2009-04-29 Richard Guenther <rguenther@suse.de>
18796 PR tree-optimization/39941
18797 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
18798 eliminating an indirect call.
18800 2009-04-29 Richard Guenther <rguenther@suse.de>
18802 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
18803 parameter. Allow invariants as base if !require_lvalue.
18804 (verify_gimple_assign_single): Adjust.
18806 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18808 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
18809 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
18810 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
18811 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
18812 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
18814 * config/bfin/bfin.c (bfin_expand_builtin,
18815 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
18817 2009-04-28 Richard Guenther <rguenther@suse.de>
18819 * tree-vect-loop.c (get_initial_def_for_induction): Use
18820 correct types for pointer increment.
18822 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18824 * toplev.c (print_version): Update GMP version string calculation.
18826 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
18828 PR rtl-optimization/39938
18829 * resource.c (init_resource_info): Add call to df_analyze.
18831 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18833 * config/alpha/alpha.md (usegp): Cast the result of
18834 alpha_find_lo_sum_using_gp to enum attr_usegp.
18835 * config/alpha/alpha.c (override_options): Remove end-of-structure
18836 marker element from cpu_table. Use array size of cpu_table to handle
18837 -mcpu and -mtune options.
18838 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
18840 2009-04-28 Joseph Myers <joseph@codesourcery.com>
18842 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
18843 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
18844 tune_32 and tune_64.
18845 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
18846 support on PowerPC.
18847 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
18848 * config/rs6000/option-defaults.h: ... here. New file.
18849 (OPT_64, OPT_32): Define.
18850 (MASK_64BIT): Define to 0 if not already defined.
18851 (OPT_ARCH64, OPT_ARCH32): Define.
18852 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
18855 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18857 * config/arm/arm.c (arm_override_options): Emit error on using
18860 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18862 PR rtl-optimization/39914
18863 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18864 registers for allocnos created from user-defined variables only
18865 when not optimizing.
18867 2009-04-28 Richard Guenther <rguenther@suse.de>
18869 PR middle-end/39937
18870 * fold-const.c (fold_binary): Use distribute_real_division only
18873 2009-04-28 Steve Ellcey <sje@cup.hp.com>
18875 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
18876 add hpux-stdint.h to tm_file.
18877 (hppa[12]*-*-hpux11*): Ditto.
18878 (ia64*-*-hpux*): Ditto.
18879 * config/hpux-stdint.h: New.
18880 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
18881 __STDC_EXT__ for all compiles.
18882 * config/pa/pa-hpux.h: Ditto.
18883 * config/pa/pa-hpux10.h: Ditto.
18884 * config/pa/pa-hpux11.h: Ditto.
18886 2009-04-28 Catherine Moore <clm@codesourcery.com>
18888 * debug.h (set_name): Add comment.
18890 2009-04-28 Andrew Pinski <pinskia@gmail.com>
18893 * config/darwin.c (machopic_gen_offset): Check
18894 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
18895 * config/arm/arm.c (require_pic_register): Likewise.
18897 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
18899 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
18900 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
18901 m32c_promote_prototypes): Delete.
18903 2009-04-28 Michael Matz <matz@suse.de>
18905 PR middle-end/39922
18906 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
18909 2009-04-28 Richard Guenther <rguenther@suse.de>
18911 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
18913 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18915 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
18916 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
18917 * config/arm/arm-tune.md: Regenerate.
18919 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
18921 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
18922 block if there are complex incoming edges.
18923 (sel_merge_blocks): Remove useless assert.
18924 (sel_redirect_edge_and_branch): Check that edge was redirected.
18925 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
18926 (sel_find_rgns): Delete declaration.
18927 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
18928 the region when it is not a preheader.
18930 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18933 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
18935 2009-04-28 Richard Guenther <rguenther@suse.de>
18937 * tree.h (SSA_NAME_VALUE): Remove.
18938 (struct tree_ssa_name): Remove value_handle member.
18939 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
18940 array for jump threading.
18941 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
18943 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
18944 * tree-flow.h (threadedge_initialize_values): Declare.
18945 (threadedge_finalize_values): Likewise.
18946 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
18947 (SSA_NAME_VALUE): Define.
18948 (threadedge_initialize_values): New function.
18949 (threadedge_finalize_values): Likewise.
18950 * tree-ssa-dom.c (ssa_name_values): New global variable.
18951 (SSA_NAME_VALUE): Define.
18952 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
18954 2009-04-28 Ira Rosen <irar@il.ibm.com>
18956 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
18957 Use REPORT_VECTORIZED_LOCATIONS instead
18958 REPORT_VECTORIZED_LOOPS.
18959 * tree-vectorizer.c (vect_verbosity_level): Make static.
18960 (vect_loop_location): Rename to vect_location.
18961 (vect_set_verbosity_level): Update comment.
18962 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
18964 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
18965 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
18966 instead REPORT_UNVECTORIZED_LOOPS.
18967 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
18968 and vect_loop_def to vect_external_def and vect_internal_def.
18969 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
18970 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
18971 REPORT_UNVECTORIZED_LOCATIONS.
18972 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
18973 and vect_used_in_loop and to vect_unused_in_scope and
18974 vect_used_in_scope.
18975 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
18976 (vect_verbosity_level): Remove declaration.
18977 (vect_analyze_operations): Likewise.
18978 (vect_analyze_stmt): Declare.
18979 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
18980 REPORT_UNVECTORIZED_LOCATIONS.
18981 (vect_get_loop_niters): Fix indentation.
18982 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
18983 (vect_analyze_loop_operations): New function.
18984 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
18985 vect_analyze_operations.
18986 (vect_is_simple_reduction): Use new names.
18987 (vectorizable_live_operation, vect_transform_loop): Likewise.
18988 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
18989 to specify whether the data references can be a part of interleaving
18991 (vect_analyze_data_ref_dependence): Use new names.
18992 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
18993 (vect_create_addr_base_for_vector_ref): Remove redundant code.
18994 * tree-vect-patterns.c (widened_name_p): Use new names.
18995 (vect_recog_dot_prod_pattern): Likewise.
18996 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
18997 (process_use, vect_mark_stmts_to_be_vectorized,
18998 vect_model_simple_cost, vect_model_store_cost,
18999 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19000 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19001 vectorizable_operation, vectorizable_type_demotion,
19002 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19003 vectorizable_condition): Likewise.
19004 (vect_analyze_operations): Split into vect_analyze_loop_operations
19006 (vect_analyze_stmt): ... new function.
19007 (new_stmt_vec_info): Use new names.
19008 (vect_is_simple_use): Use new names and fix comment.
19009 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19010 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19012 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19015 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19016 and integer modes for x87 operands. Do not ICE for unsupported size,
19017 generate error instead. Generate error for unsupported operand types.
19018 ['z']: Do not handle HImode memory operands specially. Warning
19019 for floating-point operands. Fallthru to 'Z' for unsupported operand
19020 types. Do not ICE for unsupported size, generate error instead.
19021 (output_387_binary_op): Use %Z to output operands.
19022 (output_fp_compare): Ditto.
19023 (output_387_reg_move): Ditto.
19025 2009-04-28 Ben Elliston <bje@au.ibm.com>
19030 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19032 * builtins.c (c_strlen): Do not warn here.
19033 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19034 * c-common.c (pointer_int_sum): Take an explicit location.
19035 Warn about offsets out of bounds.
19036 * c-common.h (pointer_int_sum): Adjust declaration.
19038 2009-04-27 Ian Lance Taylor <iant@google.com>
19040 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19042 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19043 * df-core.c (df_set_flags): Change return type to int. Change
19044 type of old_flags to int.
19045 (df_clear_flags): Likewise.
19046 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19047 (df_get_conditional_uses): Likewise.
19048 * df.h (df_set_flags, df_clear_flags): Update declarations.
19049 * dwarf2out.c (struct indirect_string_node): Change type of form
19050 field to enum dwarf_form.
19051 (AT_string_form): Change return type to enum dwarf_form.
19052 * fixed-value.c (fixed_compare): Add cast to enum type.
19053 * fwprop.c (update_df): Change 0 to VOIDmode.
19054 * gensupport.c: Change 0 to UNKNOWN.
19055 * gimple.h (gimple_cond_code): Add cast to enum type.
19056 * haifa-sched.c (reemit_notes): Add cast to enum type.
19057 * hooks.c (hook_int_void_no_regs): Remove function.
19058 * hooks.h (hook_int_void_no_regs): Remove declaration.
19059 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19060 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19061 * real.c (real_arithmetic): Add cast to enum type.
19062 (real_compare): Likewise.
19063 * target.h (struct gcc_target): Change return type of
19064 branch_target_register_class to enum reg_class.
19065 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19066 default_branch_target_register_class.
19067 * targhooks.c (default_branch_target_register_class): New function.
19068 * targhooks.h (default_branch_target_register_class): Declare.
19069 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19070 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19072 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19074 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19075 vect_uninitialized_def. Change 0 to ERROR_MARK.
19076 * tree-vect-stmts.c (supportable_widening_operation): Don't
19077 initialize icode1 and icode2.
19078 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19079 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19081 (cmn_err_flag_specs): Change 0 to STD_C89.
19082 (cmn_err_char_table): Likewise.
19083 * config/arm/arm.c (get_arm_condition_code): Change type of code
19084 to enum arm_cond_code.
19085 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19086 (IWMMXT_BUILTIN2): Likewise.
19087 (neon_builtin_type_bits): Don't define typedef.
19088 (neon_builtin_datum): Change type of bits field to int.
19089 (arm_expand_neon_args): Add cast to enum type.
19090 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19092 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19093 casts to enum type.
19094 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19096 * config/mips/mips.md (jal_macro): Return enum constant.
19097 (single_insn): Likewise.
19098 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19100 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19101 casts to enum type.
19102 * config/s390/s390.c (s390_tune_flags): Change type to int.
19103 (s390_arch_flags): Likewise.
19104 (s390_handle_arch_option): Change flags field of struct pta to int.
19105 * config/s390/s390.h (s390_tune_flags): Update declaration.
19106 (s390_arch_flags): Likewise.
19107 * config/sh/sh.c (prepare_move_operands): Compare
19108 tls_symbolic_operand result with enum constant.
19109 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19110 (sh_expand_prologue): Add cast to enum type.
19111 (sh_expand_epilogue): Likewise.
19112 (tls_symbolic_operand): Change return type to enum tls_model.
19113 (fpscr_set_from_mem): Add cast to enum type.
19114 (legitimize_pic_address): Compare tls_symbolic_operand result with
19116 (sh_target_reg_class): Change return type to enum reg_class.
19117 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19119 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19120 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19121 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19122 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19123 (delayed_branch, tls_call_delay): Likewise.
19124 (eligible_for_sibcall_delay): Likewise.
19125 (eligible_for_return_delay): Likewise.
19126 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19127 (spu_expand_builtin_1): Likewise.
19129 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19130 for all types of conversions.
19131 (output_init_element): Issue -Wc++-compat warning if needed when
19132 initializing a bitfield with enum type.
19133 * c-parser.c (c_parser_expression): Set original_type to
19134 original_type of right hand operand of comma operator.
19136 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19138 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19140 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19141 * doc/cpp.texi (Standard Predefined Macros)
19142 (Implementation-defined behavior): Likewise.
19143 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19144 * doc/gimple.texi (GIMPLE Exception Handling)
19145 (@code{GIMPLE_ASSIGN}): Likewise.
19146 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19147 * doc/invoke.texi (Warning Options, Optimize Options)
19148 (AVR Options, Darwin Options): Likewise.
19149 (Optimize Options): Reformulate -fwhole-program description.
19150 * doc/loop.texi (Lambda): Likewise.
19151 * doc/md.texi (Output Template, Define Constraints)
19152 (Standard Names, Insn Splitting): Likewise.
19153 * doc/options.texi (Option properties): Likewise.
19154 * doc/passes.texi (Tree-SSA passes): Likewise.
19155 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19156 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19157 (File Names and DBX): Likewise.
19158 * doc/trouble.texi (Incompatibilities): Likewise.
19160 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19162 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19163 instruction is correct.
19165 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19167 Allow non-constant arguments to conversion intrinsics.
19168 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19169 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19170 * spu.c (print_operand): Handle 'v' and 'w'.
19171 (exp2_immediate_p, spu_gen_exp2): Define.
19172 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19173 spu_convtf_1): Update parameter descriptions.
19174 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19175 * constraints.md ('v', 'w'): New.
19176 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19178 (i2f, I2F): New define_mode_attr.
19179 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19180 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19181 fixuns_truncv4sfv4si2): Update to use mode attribute.
19182 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19183 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19184 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19185 patterns for combine.
19187 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19189 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19190 (cprop, hoist, pre, store_motion): New debug counters.
19191 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19192 is not an RTL pass anymore.
19193 (pass_profiling): Remove extern decl for pass removed in 2005.
19194 (pass_gcse, pass_jump_bypass): Remove.
19195 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19196 to 0 for clean state.
19197 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19198 * cse.c (gate_handle_cse_after_global_opts,
19199 rest_of_handle_cse_after_global_opts): New functions.
19200 (pass_cse_after_global_opts): New pass, does local CSE.
19201 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19202 (TV_CPROP): New timevar.
19203 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19204 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19205 (gcse_main, recompute_all_luids): Remove.
19206 (compute_hash_table_work): Call max_reg_num instead of reading
19208 (cprop_jump): Don't set run_jump_opt_after_gcse.
19209 (constprop_register): Always allow to alter jumps.
19210 (cprop_insn): Likewise.
19211 (do_local_cprop): Likewise.
19212 (local_cprop_pass): Likewise. Return non-zero if something changed.
19213 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19214 (find_implicit_sets): Add note about missed optimization opportunity.
19215 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19216 pass_rtl_cprop execute function.
19217 Don't bother tracking the pass number, each pass gets its own dumpfile
19219 Always allow to alter jumpsand bypass jumps.
19220 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19221 will just find no suitable set.
19222 (pre_edge_insert): Fix dumping, this function is for PRE only.
19223 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19224 pass_rtl_pre execute function.
19225 (hoist_code): Return non-zero if something changed. Keep track of
19226 substitutions and insertions for statistics gathering similar to PRE.
19227 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19228 called from the pass_rtl_hoist execute function. Show pass statistics.
19229 (compute_store_table): Use max_reg_num directly instead of using the
19230 formerly global max_gcse_regno.
19231 (build_store_vectors): Likewise.
19232 (replace_store_insn): Fix dumping.
19233 (store_motion): Rename to ...
19234 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19235 pass, called from the pass_rtl_store_motion execute function. Keep
19236 track of substitutions and insertions for statistics gathering similar
19238 (bypass_jumps): Remove, fold interesting bits into ...
19239 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19240 from the pass_rtl_cprop execute function.
19241 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19242 pass_jump_bypass): Remove.
19243 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19244 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19245 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19246 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19247 (gate_rtl_store_motion, execute_rtl_store_motion,
19248 pass_rtl_store_motion): New.
19249 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19250 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19251 * passes.c (init_optimization_passes): Remove pass_gcse and
19252 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19253 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19254 instead of pass_jump_bypass.
19256 2009-04-27 Richard Guenther <rguenther@suse.de>
19258 PR middle-end/39928
19259 * gimplify.c (gimplify_expr): If we are required to create
19260 a temporary make sure it ends up as register.
19262 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19265 * config/i386/i386.c (construct_container): Don't call
19266 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19267 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19269 2009-04-27 Michael Matz <matz@suse.de>
19271 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19272 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19273 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19274 (dump_replaceable_exprs): Take a bitmap.
19275 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19277 (expand_gimple_basic_block): Likewise.
19278 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19279 replaceable_expressions member a bitmap.
19280 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19281 (mark_replaceable): Likewise.
19282 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19283 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19285 2009-04-27 Richard Guenther <rguenther@suse.de>
19287 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19288 (verify_stmts): Dispatch to gimple/type verification code.
19289 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19290 issue with call argument types.
19292 2009-04-27 Michael Matz <matz@suse.de>
19294 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19295 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19298 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19299 Eric Botcazou <ebotcazou@adacore.com>
19301 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19302 a label's basic block.
19303 (mark_target_live_regs): Tidy and rework obsolete comments.
19304 Change back DF problem to LIVE. If a label starts a basic block,
19305 assume that all registers that used to be live then still are.
19306 (init_resource_info): If a label starts a basic block, set its
19307 BLOCK_FOR_INSN accordingly.
19308 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19310 2009-04-27 Richard Guenther <rguenther@suse.de>
19312 * tree-flow-inline.h (function_ann): Remove.
19313 (get_function_ann): Likewise.
19314 * tree-dfa.c (create_function_ann): Remove.
19315 * tree-flow.h (struct static_var_ann_d): Remove.
19316 (struct function_ann_d): Likewise.
19317 (union tree_ann_d): Remove fdecl member.
19318 (function_ann_t): Remove.
19319 (function_ann, get_function_ann, create_function_ann): Remove
19322 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19324 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19326 2009-04-27 Jan Hubicka <jh@suse.cz>
19328 * ipa-pure-const.c (struct funct_state_d): New fields
19329 state_previously_known, looping_previously_known; remove
19330 state_set_in_source.
19331 (analyze_function): Use new fields.
19332 (propagate): Avoid assumption that state_set_in_source imply
19335 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19336 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19337 * cfgloop.h (finite_loop_p): Declare.
19339 2009-04-26 Michael Matz <matz@suse.de>
19341 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19343 2009-04-26 Michael Matz <matz@suse.de>
19345 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19346 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19347 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19348 pass_mark_used_blocks): Remove.
19349 * tree-optimize.c (pass_free_datastructures,
19350 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19351 * passes.c (init_optimization_passes): Don't call
19352 pass_mark_used_blocks, remove dead code.
19354 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19356 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19357 * tree-ssa-live.h (register_ssa_partition): Likewise.
19359 2009-04-26 Michael Matz <matz@suse.de>
19362 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19363 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19364 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19366 (compare_pairs): Swap cost comparison.
19367 (coalesce_ssa_name): Don't use change_partition_var.
19368 * tree-nrv.c (struct nrv_data): Add modified member.
19369 (finalize_nrv_r): Set it.
19370 (tree_nrv): Use it to update statements.
19371 (pass_nrv): Require PROP_ssa.
19372 * tree-mudflap.c (mf_decl_cache_locals,
19373 mf_build_check_statement_for): Use make_rename_temp.
19374 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19375 * alias.c (find_base_decl): Handle SSA names.
19376 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19377 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19378 * rtl.h (set_reg_attrs_for_parm): Declare.
19379 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19380 to "optimized", remove unused locals at finish.
19381 (execute_free_datastructures): Make global, call
19382 delete_tree_cfg_annotations.
19383 (execute_free_cfg_annotations): Don't call
19384 delete_tree_cfg_annotations.
19386 * ssaexpand.h: New file.
19387 * expr.c (toplevel): Include ssaexpand.h.
19388 (expand_assignment): Handle SSA names the same as register variables.
19389 (expand_expr_real_1): Expand SSA names.
19390 * cfgexpand.c (toplevel): Include ssaexpand.h.
19391 (SA): New global variable.
19392 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19393 (SSAVAR): New macro.
19394 (set_rtl): New helper function.
19395 (add_stack_var): Deal with SSA names, use set_rtl.
19396 (expand_one_stack_var_at): Likewise.
19397 (expand_one_stack_var): Deal with SSA names.
19398 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19399 before unique numbers.
19400 (expand_stack_vars): Use set_rtl.
19401 (expand_one_var): Accept SSA names, add asserts for them, feed them
19402 to above subroutines.
19403 (expand_used_vars): Expand all partitions (without default defs),
19404 then only the local decls (ignoring those expanded already).
19405 (expand_gimple_cond): Remove edges when jumpif() expands an
19406 unconditional jump.
19407 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19408 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19410 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19411 members of SA; deal with PARM_DECL partitions here; expand
19412 all PHI nodes, free tree datastructures and SA. Commit instructions
19413 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19414 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19415 info and statements at start, collect garbage at finish.
19416 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19417 (VAR_ANN_PARTITION) Remove.
19418 (change_partition_var): Don't declare.
19419 (partition_to_var): Always return SSA names.
19420 (var_to_partition): Only accept SSA names.
19421 (register_ssa_partition): Only check argument.
19422 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19424 (delete_var_map): Don't free it.
19425 (var_union): Only accept SSA names, simplify.
19426 (partition_view_init): Mark only useful SSA names as used.
19427 (partition_view_fini): Only deal with SSA names.
19428 (change_partition_var): Remove.
19429 (dump_var_map): Use ssa_name instead of partition_to_var member.
19430 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19432 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19433 (struct _elim_graph): New member const_dests; nodes member vector of
19435 (set_location_for_edge): New static helper.
19436 (create_temp): Remove.
19437 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
19438 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
19439 (new_elim_graph): Allocate const_dests member.
19440 (clean_elim_graph): Truncate const_dests member.
19441 (delete_elim_graph): Free const_dests member.
19442 (elim_graph_size): Adapt to new type of nodes member.
19443 (elim_graph_add_node): Likewise.
19444 (eliminate_name): Likewise.
19445 (eliminate_build): Don't take basic block argument, deal only with
19446 partition numbers, not variables.
19447 (get_temp_reg): New static helper.
19448 (elim_create): Use it, deal with RTL temporaries instead of trees.
19449 (eliminate_phi): Adjust all calls to new signature.
19450 (assign_vars, replace_use_variable, replace_def_variable): Remove.
19451 (rewrite_trees): Only do checking.
19452 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
19453 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
19454 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
19455 contains_tree_r, MAX_STMTS_IN_LATCH,
19456 process_single_block_loop_latch, analyze_edges_for_bb,
19457 perform_edge_inserts): Remove.
19458 (expand_phi_nodes): New global function.
19459 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
19460 functions, initialize new parameter, remember partitions having a
19462 (finish_out_of_ssa): New global function.
19463 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
19464 don't reset in_ssa_p here, don't disable TER when mudflap.
19465 (pass_del_ssa): Remove.
19466 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
19468 (execute_free_datastructures): Declare.
19469 * Makefile.in (SSAEXPAND_H): New variable.
19470 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
19471 * basic-block.h (commit_one_edge_insertion): Declare.
19472 * passes.c (init_optimization_passes): Move pass_nrv and
19473 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
19474 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
19475 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
19476 (redirect_branch_edge): Deal with super block when expanding, split
19477 out jump patching itself into ...
19478 (patch_jump_insn): ... here, new static helper.
19480 2009-04-26 Michael Matz <matz@suse.de>
19482 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
19483 beyond num_ssa_names.
19484 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
19485 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
19487 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19489 PR inline-asm/39543
19490 * fwprop.c (forward_propagate_asm): New function.
19491 (forward_propagate_and_simplify): Propagate also into __asm, if it
19492 doesn't increase the number of referenced registers.
19495 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
19497 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19499 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
19500 note_nonlocal_vla_type for nonlocal VLAs.
19501 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
19502 contains_remapped_vars, remap_vla_decls): New functions.
19503 (convert_nonlocal_reference_stmt): If not optimizing, call
19504 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
19505 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
19506 if it wasn't found in var_map.
19507 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
19508 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
19509 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
19511 * gimplify.c (nonlocal_vlas): New variable.
19512 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
19514 (gimplify_body): Create and destroy nonlocal_vlas.
19516 * dwarf2out.c (loc_descr_plus_const): New function.
19517 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
19518 mem_loc_descriptor, loc_descriptor_from_tree_1,
19519 descr_info_loc, gen_variable_die): Use it.
19521 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
19522 !TREE_STATIC VAR_DECLs.
19523 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
19524 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
19525 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
19526 DECL_BY_REFERENCE is valid.
19527 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
19528 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
19529 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
19530 Copy DECL_BY_REFERENCE.
19531 (struct nesting_copy_body_data): New type.
19532 (nesting_copy_decl): New function.
19533 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
19534 if they have variable length.
19536 2009-04-26 Michael Matz <matz@suse.de>
19538 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
19539 mark new temporaries for renaming.
19541 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19544 * c-decl.c (global_bindings_p): Return negative value.
19545 (c_variable_size): New. Based on variable_size from
19547 (grokdeclarator): Call c_variable_size not variable_size.
19549 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
19551 * config/i386/i386.c (print_operand) ['z']: Fix typo.
19553 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
19555 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
19556 Redefine it to just use mingw/include.
19557 (ASM_SPEC): Rules for -m32 and -m64.
19558 (LINK_SPEC): Use Likewise.
19559 (SPEC_32): New define.
19560 (SPEC_64): Likewise.
19561 (SUB_LINK_SPEC): Likewise.
19562 (MULTILIB_DEFAULTS): New define.
19563 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
19564 Add multilib options.
19565 (MULTILIB_DIRNAMES): Likewise.
19566 (MULTILIB_OSDIRNAMES): Likewise.
19567 (LIBGCC): Likewise.
19568 (INSTALL_LIBGCC): Likewise.
19570 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19573 * c-tree.h (enum c_inline_static_type): New.
19574 (record_inline_static): Declare.
19575 * c-decl.c (struct c_inline_static, c_inline_statics,
19576 record_inline_static, check_inline_statics): New.
19577 (pop_file_scope): Call check_inline_statics.
19578 (start_decl): Call record_inline_static instead of pedwarning
19579 directly for static in inline function.
19580 * c-typeck.c (build_external_ref): Call record_inline_static
19581 instead of pedwarning directly for static referenced in inline
19584 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
19586 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
19587 not new but only being rescanned.
19588 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
19589 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
19590 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
19591 record_set_info, compute_set, grealloc): Remove.
19592 (recompute_all_luids): New function.
19593 (gcse_main): Don't compute sets, and don't do related memory
19594 allocations/free-ing. If something changed before the end of the
19595 pass, update LUIDs using recompute_all_luids.
19596 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
19597 (free_gcse_mem): Don't free it either.
19598 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
19599 Use the df insn LUIDs.
19600 (load_killed_in_block): Likewise.
19601 (compute_hash_table_work): Don't compute reg_set_in_block.
19602 (compute_transp): Use DF_REG_DEF_CHAINs.
19603 (local_cprop_pass): Don't use compute_sets and related functions.
19604 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
19605 Use get_max_uid() instead of max_cuid.
19606 (insert_insn_end_basic_block, pre_insert_copy_insn,
19607 update_ld_motion_stores): Don't try to
19608 keep reg_set tables up to date.
19609 (pre_insert_copies): Use df insn LUIDs.
19610 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
19611 (reg_set_info): Don't use extra bitmap argument.
19612 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
19613 information to compute regs_set_in_block.
19614 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
19615 (bypass_jumps): Don't use compute_sets and friends.
19617 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19620 * opts.c (undocumented_msg): Do not leave blank even with
19623 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19625 * c-decl.c (build_enumerator): Allow values folding to integer
19626 constants but not integer constant expressions with a pedwarn if
19629 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19632 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
19633 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
19634 type is an integer constant.
19636 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19639 * config/i386/i386.c (print_operand) ['z']: Revert handling of
19642 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19645 * c-decl.c (grokdeclarator): Diagnose declarations of functions
19646 with variably modified return type and no storage class
19647 specifiers, except for the case of nested functions. Distinguish
19648 extern declarations of functions with variably modified return
19649 types from those of objects with variably modified types.
19651 2009-04-25 Jan Hubicka <jh@suse.cz>
19653 * tree.c (list_equal_p): New function.
19654 * tree.h (list_equal_p): Declare.
19655 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19656 basic_block_def, basic_block, const_basic_block): New.
19657 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
19658 (redirect_eh_edge): New function.
19659 (make_eh_edge_update_phi): EH edges are not abnormal.
19660 * except.c: Include tree-flow.h.
19661 (list_match): New function.
19662 (eh_region_replaceable_by_p): New function.
19663 (replace_region): New function.
19664 (hash_type_list): New function.
19665 (hash_eh_region): New function.
19666 (eh_regions_equal_p): New function.
19667 (merge_peers): New function.
19668 (remove_unreachable_regions): Verify EH tree when checking;
19670 (copy_eh_region_1): New function.
19671 (copy_eh_region): New function.
19672 (push_reachable_handler): New function.
19673 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
19674 regions without label but with live RESX.
19675 * except.h (redirect_eh_edge_to_label): New.
19676 * tree-flow.h (redirect_eh_edge): New.
19677 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19678 basic_block_def, basic_block, const_basic_block): Remove.
19679 * Makefile.in (except.o): Add dependency on tree-flow.h
19680 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
19681 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
19684 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
19687 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
19688 on the destination of memcpy.
19690 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
19692 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
19693 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
19694 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
19696 2009-04-25 Jan Hubicka <jh@suse.cz>
19698 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
19699 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
19700 to be reached by different label than left.
19701 (update_eh_edges): Update comment; remove edge_to_remove if possible
19702 and return true if suceeded.
19703 (cleanup_empty_eh): Accept sharing map; handle shared regions.
19704 (cleanup_eh): Compute sharing map.
19705 * except.c (remove_eh_handler_and_replace): Add argument if we should
19707 (remove_unreachable_regions): Update for label sharing.
19708 (label_to_region_map): Likewise.
19709 (get_next_region_sharing_label): New function.
19710 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
19712 (remove_eh_handler): Update.
19713 (remove_eh_region_and_replace_by_outer_of): New function.
19714 * except.h (struct eh_region): Add next_region_sharing_label.
19715 (remove_eh_region_and_replace_by_outer_of,
19716 get_next_region_sharing_label): Declare.
19717 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
19719 2009-04-25 Jan Hubicka <jh@suse.cz>
19721 * tree-cfg.c (split_critical_edges): Split also edges where we can't
19722 insert code even if they are not critical.
19724 2009-04-25 Jan Hubicka <jh@suse.cz>
19726 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19727 (gimple_can_remove_branch_p): EH edges won't remove branch by
19729 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
19730 updating of non-abnormal EH edges.
19731 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19732 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
19733 (split_critical_edges): Split also edges where emitting code on them
19734 will lead to splitting later.
19736 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19737 H.J. Lu <hongjiu.lu@intel.com>
19740 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
19741 the configured assembler supports fildq and fistpq mnemonics.
19742 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
19743 * configure: Regenerated.
19744 * config.in: Ditto.
19746 * config/i386/i386.c (print_operand): Handle 'Z'.
19747 ['z']: Remove handling of special fild/fist suffixes.
19748 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
19749 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
19750 suffix of fild insn.
19751 (*floatsi<mode>2_vector_mixed): Ditto.
19752 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
19753 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
19754 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
19755 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
19756 * config/i386/gas.h (GAS_MNEMONICS): Remove.
19758 2009-04-25 Ben Elliston <bje@au.ibm.com>
19760 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
19761 the source of a set operation.
19763 2009-04-25 Anatoly Sokolov <aesok@post.ru>
19765 * target.h (struct gcc_target): Add case_values_threshold field.
19766 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
19767 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
19768 * targhooks.c (default_case_values_threshold): New function.
19769 * targhooks.h (default_case_values_threshold): Declare function.
19770 * stmt.c (expand_case): Use case_values_threshold target hook.
19771 * expr.h (case_values_threshold): Remove declartation.
19772 * expr.c (case_values_threshold): Remove function.
19773 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
19775 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
19776 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19777 (avr_case_values_threshold): Declare as static.
19778 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
19780 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
19781 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19782 (mn10300_case_values_threshold): New function.
19784 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19786 * ira.c (setup_cover_and_important_classes): Add enum cast.
19788 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
19790 * genpreds.c (write_enum_constraint_num): Output definition of
19791 CONSTRAINT_NUM_DEFINED_P macro.
19792 * ira.c (setup_cover_and_important_classes): Use
19793 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
19795 2009-04-24 DJ Delorie <dj@redhat.com>
19797 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
19798 __SH2A_SINGLE_ONLY__ also.
19800 2009-04-24 Steve Ellcey <sje@cup.hp.com>
19802 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
19803 (movdf_internal): Ditto.
19804 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
19805 SFmode and DFmode constants.
19806 (ia64_print_operand): Add 'G' format for printing
19807 floating point constants.
19809 2009-04-24 Richard Guenther <rguenther@suse.de>
19811 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
19812 from unsigned additions.
19814 2009-04-24 Joseph Myers <joseph@codesourcery.com>
19816 * c-typeck.c (set_init_index): Allow array designators that are
19817 not integer constant expressions with a pedwarn if pedantic.
19819 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19821 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
19822 zero if no overlap in nonzero bits between the operands.
19824 2009-04-24 Ian Lance Taylor <iant@google.com>
19826 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
19827 (record_dead_and_set_regs): Likewise.
19828 * df.h (struct df_mw_hardreg): Change flags field to int.
19829 (struct df_base_ref): Likewise.
19830 (struct df): Change changeable_flags field to int.
19831 * df-scan.c (df_defs_record): Change clobber_flags to int.
19832 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
19833 constants rather than #define macros.
19834 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
19835 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
19836 (enum dwarf_calling_convention): Likewise.
19837 (enum dwarf_line_number_x_ops): Likewise.
19838 (enum dwarf_call_frame_info): Likewise.
19839 (enum dwarf_source_language): Likewise.
19840 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
19841 (add_calling_convention_attribute): Likewise.
19842 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
19843 (combine_comparisons): Change compcode to int. Add cast to enum type.
19844 * genrecog.c (maybe_both_true_2): Change c to int.
19845 (write_switch): Likewise. Add cast to enum type.
19846 * gimplify.c (gimplify_omp_for): Handle return values from
19847 gimplify_expr using MIN rather than bitwise or.
19848 (gimplify_expr): Add cast to enum type.
19849 * ipa-prop.c (update_jump_functions_after_inlining): Change
19850 IPA_BOTTOM to IPA_JF_UNKNOWN.
19851 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
19852 Add casts to enum type.
19853 (setup_cover_and_important_classes): Change cl to int. Add casts
19855 (setup_class_translate): Change cl and mode to int.
19856 (ira_init_once): Change mode to int.
19857 (free_register_move_costs): Likewise.
19858 (setup_prohibited_mode_move_regs): Add casts to enum type.
19859 * langhooks.c (add_builtin_function_common): Rework assertion that
19860 value fits bitfield.
19861 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
19862 * omega.c (omega_do_elimination): Avoid math on enum types.
19863 * optabs.c (expand_vec_shift_expr): Remove casts to int.
19864 * opts.c (set_debug_level): Change 2 to enum constant. Use new
19865 int local to handle integral_argment value.
19866 * regmove.c (try_auto_increment): Change PUT_MODE to
19868 * reload.c (push_secondary_reload): Add casts to enum type.
19869 (secondary_reload_class, find_valid_class): Likewise.
19870 * reload1.c (emit_input_reload_insns): Likewise.
19871 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
19872 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
19873 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
19875 * tree.c (build_common_builtin_nodes): Add casts to enum type.
19876 * tree-complex.c (complex_lattice_t): Typedef to int rather than
19878 (expand_complex_libcall): Add casts to enum type.
19879 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
19880 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
19881 with ERROR_MARK, not NUM_TREE_CODES.
19882 (vect_create_epilog_for_reduction): Likewise.
19883 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
19884 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
19885 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
19887 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
19888 vect_unused_in_loop. Change 0 to loop_vect.
19889 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
19890 * var-tracking.c (get_init_value): Change return type to enum
19892 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
19893 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
19895 (arm_override_options): Add casts to enum type.
19896 (arm_emit_tls_decoration): Likewise.
19897 * config/i386/i386.c (ix86_function_specific_restore): Add casts
19899 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
19900 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
19901 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
19903 * config/s390/s390.c (code_for_builtin_64): Change to array of
19905 (code_for_builtin_31): Likewise.
19906 (s390_expand_builtin): Change code_for_builtin to enum insn_code
19908 * config/sparc/sparc.c (sparc_override_options): Change value
19909 field in struct code_model to enum cmodel. In initializer change
19910 0 to NULL and add cast to enum type.
19912 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
19913 Change all callers. Issue a -Wc++-compat warning using
19914 lhs_origtype if necessary.
19915 (convert_for_assignment): Issue -Wc++-compat warnings about
19916 invalid conversions to enum type on assignment.
19917 * c-common.h (build_modify_expr): Update declaration.
19919 2009-04-24 Nick Clifton <nickc@redhat.com>
19921 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
19922 (function_arg_advance): Likewise.
19923 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
19926 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19928 * config/s390/constraints.md ('I', 'J'): Fix condition.
19930 2009-04-24 Diego Novillo <dnovillo@google.com>
19932 * gengtype-parse.c (parse_error): Add newline after message.
19934 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19936 * config/i386/sse.md (avxmodesuffixs): Removed.
19937 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
19938 (*avx_pinsr<ssevecsize>): This.
19940 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19942 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
19943 follow chains of regs with a single definition, and allow expressions
19944 that are function_invariant_p.
19945 (simple_rhs_p): Allow expressions that are function_invariant_p.
19947 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
19949 PR middle-end/39867
19950 * fold-const.c (fold_cond_expr_with_comparison): When folding
19951 > and >= to MAX, make sure the MAX uses the same type as the
19952 comparison's operands.
19954 2009-04-24 Nick Clifton <nickc@redhat.com>
19956 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
19957 addressing for DImode accesses.
19958 (frv_print_operand_address): Handle PLUS case.
19959 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
19961 2009-04-24 Jakub Jelinek <jakub@redhat.com>
19963 PR rtl-optimization/39794
19964 * alias.c (canon_true_dependence): Add x_addr argument.
19965 * rtl.h (canon_true_dependence): Adjust prototype.
19966 * cse.c (check_dependence): Adjust canon_true_dependence callers.
19967 * cselib.c (cselib_invalidate_mem): Likewise.
19968 * gcse.c (compute_transp): Likewise.
19969 * dse.c (scan_reads_nospill): Likewise.
19970 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
19971 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
19972 canon_base_addr of the group, plus optional offset.
19973 (struct group_info): Rename canon_base_mem to
19975 (get_group_info): Set canon_base_addr to canon_rtx of base, not
19976 canon_rtx of base_mem.
19978 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
19980 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
19981 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
19983 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19985 * config/spu/spu-builtins.h: Delete file.
19987 * config/spu/spu.h (enum spu_builtin_type): Move here from
19989 (struct spu_builtin_description): Likewise. Add GTY marker.
19990 Do not use enum spu_function_code or enum insn_code.
19991 (spu_builtins): Add extern declaration.
19993 * config/spu/spu.c: Do not include "spu-builtins.h".
19994 (enum spu_function_code, enum spu_builtin_type_index,
19995 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
19996 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
19997 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
19998 unsigned_V2DI_type_node): Move here from spu-builtins.h.
19999 (spu_builtin_types): Make static. Add GTY marker.
20000 (spu_builtins): Add extern declaration with GTY marker.
20001 Include "gt-spu.h".
20003 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20004 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20005 Check programmatically whether all parameters are scalar.
20007 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20009 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20011 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20012 assignment from the constructor either if the target is volatile.
20014 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20016 * config/arm/arm.md (insv): Do not share operands[0].
20018 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20020 * config/vxlib-tls.c (active_tls_threads): Delete.
20021 (delete_hook_installed): New.
20022 (tls_delete_hook): Don't delete the delete hook.
20023 (tls_destructor): Delete it here.
20024 (__gthread_set_specific): Adjust installing the delete hook.
20025 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20026 __gthread_leave_tsd_dtor_context.
20028 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20030 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20032 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20034 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20036 (alpha_rtx_costs): Ditto.
20037 (emit_unlikely_jump): Use add_reg_note.
20038 (emit_frame_store_1): Ditto.
20039 (alpha_expand_prologue): Ditto.
20040 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20041 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20043 2009-04-23 Nick Clifton <nickc@redhat.com>
20045 * config/v850/v850.md (epilogue): Remove suppressed code.
20046 (return): Rename to return_simple and remove test of frame size.
20047 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20048 to gen_return_simple.
20050 2009-04-22 Jing Yu <jingyu@google.com>
20053 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20055 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20058 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20059 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20060 value is a VECTOR_CST, the element type is the element type of the
20063 2009-04-22 DJ Delorie <dj@redhat.com>
20065 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20067 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20069 * alias.c (find_base_term): Move around LO_SUM case, so that
20070 CONST falls through into PLUS/MINUS handling.
20073 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20074 into 0, use omit_one_operand.
20076 2009-04-23 Ben Elliston <bje@au.ibm.com>
20078 * config/rs6000/linux-unwind.h (get_regs): Remove type
20079 puns. Change the type of `pc' to an array of unsigned ints and
20080 update all users. Constify frame24.
20082 2009-04-22 DJ Delorie <dj@redhat.com>
20084 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20085 declarations before code.
20086 (current_function_special_page_vector): Likewise.
20087 (m32c_expand_insv): Silence a warning.
20089 2009-04-21 Taras Glek <tglek@mozilla.com>
20091 * alias.c: Update GTY annotations to new syntax.
20092 * basic-block.h: Likewise.
20093 * bitmap.h: Likewise.
20094 * c-common.h: Likewise.
20095 * c-decl.c: Likewise.
20096 * c-parser.c: Likewise.
20097 * c-pragma.c: Likewise.
20098 * c-tree.h: Likewise.
20099 * cfgloop.h: Likewise.
20100 * cgraph.h: Likewise.
20101 * config/alpha/alpha.c: Likewise.
20102 * config/arm/arm.h: Likewise.
20103 * config/avr/avr.h: Likewise.
20104 * config/bfin/bfin.c: Likewise.
20105 * config/cris/cris.c: Likewise.
20106 * config/darwin.c: Likewise.
20107 * config/frv/frv.c: Likewise.
20108 * config/i386/i386.c: Likewise.
20109 * config/i386/i386.h: Likewise.
20110 * config/i386/winnt.c: Likewise.
20111 * config/ia64/ia64.h: Likewise.
20112 * config/iq2000/iq2000.c: Likewise.
20113 * config/mips/mips.c: Likewise.
20114 * config/mmix/mmix.h: Likewise.
20115 * config/pa/pa.c: Likewise.
20116 * config/pa/pa.h: Likewise.
20117 * config/rs6000/rs6000.c: Likewise.
20118 * config/s390/s390.c: Likewise.
20119 * config/sparc/sparc.c: Likewise.
20120 * config/xtensa/xtensa.c: Likewise.
20121 * cselib.h: Likewise.
20122 * dbxout.c: Likewise.
20123 * dwarf2out.c: Likewise.
20124 * except.c: Likewise.
20125 * except.h: Likewise.
20126 * fixed-value.h: Likewise.
20127 * function.c: Likewise.
20128 * function.h: Likewise.
20129 * gimple.h: Likewise.
20130 * integrate.c: Likewise.
20131 * optabs.c: Likewise.
20132 * output.h: Likewise.
20133 * real.h: Likewise.
20135 * stringpool.c: Likewise.
20136 * tree-data-ref.c: Likewise.
20137 * tree-flow.h: Likewise.
20138 * tree-scalar-evolution.c: Likewise.
20139 * tree-ssa-address.c: Likewise.
20140 * tree-ssa-alias.h: Likewise.
20141 * tree-ssa-operands.h: Likewise.
20142 * tree.c: Likewise.
20143 * tree.h: Likewise.
20144 * varasm.c: Likewise.
20145 * varray.h: Likewise.
20147 * coretypes.h: Do not define GTY macro if it is already defined.
20148 * doc/gty.texi: Update GTY documentation to new syntax.
20149 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20150 annotations on structs.
20151 * gengtype-parse.c: Likewise.
20153 2009-04-22 Mark Heffernan <meheff@google.com>
20155 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20157 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20159 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20162 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20164 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20165 the same as a PLUS without a shift. Increase the cost of a
20168 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20170 * Makefile.in: Update dependencies.
20171 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20172 * errors.h: Remove bogus comment about compatibility.
20173 (warning): Update declaration.
20174 * genautomata.c: Update all calls to warning.
20175 * gimple.c: Do not include errors.h. Include toplev.h.
20176 * tree-ssa-structalias.c: Do not include errors.h.
20177 * omega.c: Likewise.
20178 * tree-ssa-reassoc.c: Likewise.
20179 * config/spu/spu-c.c: Likewise.
20180 * config/spu/t-spu-elf: Update dependencies.
20182 2009-04-22 Richard Guenther <rguenther@suse.de>
20184 PR tree-optimization/39824
20185 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20186 make sure the types are compatible.
20188 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20191 * c-common.c (c_parse_error): Take a token_flags parameter.
20192 Use token_type for the token type instead.
20193 Pass token_flags to cpp_type2name.
20194 * c-common.h (c_parse_error): Update declaration.
20195 * c-parser.c (c_parser_error): Pass 0 as token flags.
20197 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20199 PR rtl-optimization/39580
20200 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20202 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20204 * function.c (expand_function_end): Do not emit a jump to the "naked"
20205 return label for fall-through returns.
20206 * except.c (sjlj_emit_function_exit): Always place the call to the
20207 unregister function at the location installed by expand_function_end.
20209 2009-04-22 Richard Guenther <rguenther@suse.de>
20211 PR tree-optimization/39845
20212 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20213 (gen_inbound_check): Likewise.
20215 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20217 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20219 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20220 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20222 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20224 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20225 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20226 shift counts to avoid out-of-bounds array accesses.
20228 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20230 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20231 (Pmode): Move above.
20233 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20235 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20236 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20237 GET_CODE macro. Use IN_RANGE macro where appropriate.
20238 * config/alpha/alpha.h: Ditto.
20239 * config/alpha/alpha.md: Ditto.
20240 * config/alpha/constraints.md: Ditto.
20241 * config/alpha/predicates.md: Ditto.
20243 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20245 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20246 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20247 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20248 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20249 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20250 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20251 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20252 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20253 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20254 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20255 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20256 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20257 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20258 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20259 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20260 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20261 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20262 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20263 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20264 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20265 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20266 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20267 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20268 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20269 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20270 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20271 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20273 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20275 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20276 references from comments.
20277 * cfgbuild.c: (count_basic_blocks): Delete.
20278 (find_basic_blocks_1): Delete.
20279 (find_basic_blocks): Delete.
20280 * except.c (finish_eh_generation): Make static. Move comment from
20281 except.h here. Remove find_basic_blocks references from comments.
20282 * except.h (finish_eh_generation): Delete.
20283 * basic-block.h (find_basic_blocks): Delete.
20284 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20286 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20288 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20289 (sdbout_parms): Likewise.
20291 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20293 * config/sh/sh.c (prepare_cbranch_operands): Use
20294 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20295 (expand_cbranchdi4): Likewise.
20296 (from_compare): Add cast to enum type.
20297 (expand_cbranchsi4): Use add_reg_note.
20298 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20299 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20300 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20301 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20302 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20303 instead of CODE_FOR_nothing.
20304 (cbranchdi4): Likewise. Fix the order of arguments for
20306 (push_fpscr): Use add_reg_note.
20307 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20308 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20310 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20312 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20313 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20314 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20315 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20316 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20317 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20318 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20319 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20320 config/alpha/x-vms, config/arc/t-arc,
20321 config/arm/README-interworking, config/arm/arm-c.c,
20322 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20323 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20324 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20325 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20326 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20327 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20328 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20329 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20330 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20331 config/cris/t-elfmulti, config/crx/t-crx,
20332 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20333 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20334 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20335 config/h8300/t-h8300, config/i386/athlon.md,
20336 config/i386/darwin-libgcc.10.4.ver,
20337 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20338 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20339 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20340 config/i386/t-linux64, config/i386/t-nwld,
20341 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20342 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20343 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20344 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20345 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20346 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20347 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20348 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20349 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20350 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20351 config/m68k/t-uclinux, config/mcore/t-mcore,
20352 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20353 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20354 config/mips/crtn.asm, config/mips/irix-crti.asm,
20355 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20356 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20357 config/mips/mips-fixed.md, config/mips/sb1.md,
20358 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20359 config/mips/t-iris6, config/mips/t-isa3264,
20360 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20361 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20362 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20363 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20364 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20365 config/mn10300/t-linux, config/mn10300/t-mn10300,
20366 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20367 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20368 config/picochip/libgccExtras/clzsi2.asm,
20369 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20370 config/rs6000/darwin-libgcc.10.4.ver,
20371 config/rs6000/darwin-libgcc.10.5.ver,
20372 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20373 config/rs6000/t-aix43, config/rs6000/t-aix52,
20374 config/rs6000/t-darwin, config/rs6000/t-fprules,
20375 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20376 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20377 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20378 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20379 config/rs6000/t-rtems, config/rs6000/t-spe,
20380 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20381 config/score/t-score-elf, config/sh/divcost-analysis,
20382 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20383 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20384 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20385 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20386 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20387 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20388 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20389 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20390 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20391 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20392 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20393 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20394 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20395 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20396 * config/h8300/genmova.sh: Include copyright and license notices
20397 in generated output.
20398 * config/h8300/mova.md: Regenerate.
20399 * doc/install.texi2html: Include word "Copyright" in copyright
20400 notice and use name "Free Software Foundation, Inc.".
20401 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20402 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20403 ChangeLog-2007, ChangeLog-2008: Correct dates.
20405 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20407 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20408 NE_EXPR operations as well.
20409 * c-parser.c (c_parser_condition): Do not set location information on
20411 (c_parser_conditional_expression): Likewise.
20412 (c_parser_binary_expression): Set location information on operators.
20413 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20414 TRUTH_NOT_EXPR has been folded.
20415 * fold-const.c (fold_truth_not_expr): Copy location information from
20416 the incoming expression to the outgoing one.
20417 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20418 recursive calls on the LHS of the operator but pass that of the
20419 operator to recursive calls on the RHS of the operator. Set it
20421 (shortcut_cond_expr): Set the locus of the operator on the second
20422 COND_EXPR and that of the expression on the first in degenerate cases.
20423 Pass the locus of the expression to calls to shortcut_cond_r.
20424 Set the locus of the 'then' block on the associated jump, if any.
20425 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20426 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20427 expression to call to gimplify_boolean_expr.
20429 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20431 * config.gcc: Add additional configuration for
20432 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20433 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20434 (CPP_SPEC): Redefine for allowing -municode option.
20435 (STARTFILE_SPEC): Likewise.
20436 * config/i386/t-mingw-w64: New.
20437 * config/i386/mingw-w64.opt: New.
20438 (municode): Add new target option.
20439 * doc/invoke.texi (municode): Add documentation for new option.
20441 2009-04-21 Ian Lance Taylor <iant@google.com>
20443 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20444 Correct test for number of arguments.
20445 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
20447 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
20449 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
20450 argument of emit_library_call.
20452 2009-04-21 Richard Guenther <rguenther@suse.de>
20454 PR middle-end/39829
20455 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
20456 inside VIEW_CONVERT_EXPRs.
20458 2009-04-21 Martin Jambor <mjambor@suse.cz>
20460 * tree-switch-conversion.c (build_constructors): Split a long line.
20461 (constructor_contains_same_values_p): New function.
20462 (build_one_array): Create assigns of constants if possible, do not
20463 call mark_sym_for_renaming, call update_stmt.
20464 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
20465 make_rename_temp. Do not call mark_symbols_for_renaming, call
20467 (gen_def_assigns): Do not call mark_symbols_for_renaming or
20468 find_new_referenced_vars, call update_stmt.
20469 (gen_inbound_check): Use create_tmp_var and create ssa names manually
20470 instead of calling make_rename_temp. Do not call
20471 find_new_referenced_vars or mark_symbols_for_renaming, call
20474 2009-04-21 Richard Guenther <rguenther@suse.de>
20476 PR tree-optimization/39827
20477 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
20478 (tree_ssa_phiprop): Pass the correct array size.
20480 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
20482 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
20484 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
20487 * c-typeck.c (lvalue_p): Move declaration ...
20488 * c-common.h (lvalue_p): ... to here.
20489 * c-common.c (candidate_equal_p): New.
20490 (add_tlist): Use it.
20491 (merge_tlist): Use it.
20492 (warn_for_collisions_1): Likewise.
20493 (warning_candidate_p): Accept more candidates.
20494 (verify_tree): A warning candidate can be an expression. Use
20497 2009-04-21 Ben Elliston <bje@au.ibm.com>
20500 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
20501 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
20502 options. Remove -mcall-solaris documentation.
20504 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20507 * doc/invoke.texi (-Wlong-long): Update description.
20508 * c-lex (interpret_integer): Only warn if there was no previous
20509 overflow and -Wlong-long is enabled.
20510 * c-decl.c (declspecs_add_type): Drop redundant flags.
20511 * c.opt (Wlong-long): Init to -1.
20512 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
20513 and front-end warn_long_long. Wlong-long only depends on other
20514 flags if it is uninitialized.
20515 * c-parser.c (disable_extension_diagnostics): warn_long_long is
20516 the same for CPP and FE.
20517 (restore_extension_diagnostics): Likewise.
20519 2009-04-20 Ian Lance Taylor <iant@google.com>
20521 Fix enum conversions which are invalid in C++:
20522 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
20523 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
20524 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
20525 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
20526 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
20527 (dbxout_parms): Likewise.
20528 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
20529 (df_clear_flags): Likewise.
20530 * df-problems.c (df_rd_bb_local_compute_process_def): Change
20531 top_flag parameter to int.
20532 (df_chain_create_bb_process_use): Likewise.
20533 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
20535 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
20536 (df_ref_create_structure, df_def_record_1): Likewise.
20537 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
20538 (df_notes_rescan): Change 0 to VOIDmode in function call.
20539 (df_get_call_refs, df_insn_refs_collect): Likewise.
20540 (df_bb_regs_collect): Likewise.
20541 (df_entry_block_defs_collect): Likewise.
20542 (df_exit_block_uses_collect): Likewise.
20543 * df.h: Update declarations.
20544 * double-int.c (double_int_divmod): Add cast to enum type.
20545 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
20546 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
20547 (based_loc_descr): Likewise.
20548 (loc_descriptor_from_tree_1): Change first_op and second_op to
20549 enum dwarf_location_atom. Add cast to enum type.
20550 * expmed.c (init_expmed): Change 0 to SET in function call.
20551 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
20552 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
20553 (do_store_flag): Likewise.
20554 * fixed-value.h (struct fixed_value): Change mode to enum
20556 * function.c (assign_parms): Change 0 to VOIDmode in function call.
20557 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
20559 (insert_insn_decl, insert_decl, insert_state): Likewise.
20560 (automata_list_finish): Likewise.
20561 * genrecog.c (process_define_predicate): Add cast to enum type.
20562 * gensupport.c (init_predicate_table): Add cast to enum type.
20563 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
20565 (gimple_build_call_1, gimple_build_label): Likewise.
20566 (gimple_build_goto, gimple_build_asm_1): Likewise.
20567 (gimple_build_switch_1, gimple_build_cdt): Likewise.
20568 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
20569 (enum fallback): Rename from enum fallback_t.
20570 (fallback_t): Typedef as int.
20571 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
20572 GSI_SAME_STMT in function call.
20573 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
20575 (setup_reg_class_relations): Likewise.
20576 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
20577 (setup_prohibited_class_mode_regs): Add cast to enum type.
20578 (setup_prohibited_mode_move_regs): Likewise.
20579 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
20580 (record_address_regs): Change i to enum reg_class.
20581 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
20582 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
20583 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
20584 (GET_MODE_2XWIDER_MODE): Likewise.
20585 (GET_CLASS_NARROWEST_MODE): Likewise.
20586 * omp-low.c (expand_omp_for): Add cast to enum type.
20587 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
20588 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
20589 * postreload.c (reload_cse_simplify_operands): Change rclass local
20591 * predict.c (combine_predictions_for_insn): Change best_predictor
20592 and predictor to enum br_predictor.
20593 (combine_predictions_for_bb): Likewise.
20594 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
20595 use SET_PREDICT_EXPR_OUTCOME.
20596 * real.c (real_arithmetic): Change icode to code in function call.
20597 * reginfo.c (init_move_cost): Add casts to enum type.
20598 (init_reg_sets_1, init_fake_stack_mems): Likewise.
20599 * regmove.c (regclass_compatible_p): Change class0 and class1 to
20601 * reload.c (find_valid_class): Add casts to enum type.
20602 (push_reload): Change 0 to NO_REGS in function call.
20603 (find_reloads): Change this_alternative to array of enum
20604 reg_class. Remove some now-unnecessary casts.
20605 (make_memloc): Change 0 to VOIDmode in function call.
20606 * reload1.c (reload): Change 0 to VOIDmode in function call.
20607 (eliminate_regs_1, elimination_effects): Likewise.
20608 (eliminate_regs_in_insn): Likewise.
20609 (emit_input_reload_insns): Add cast to enum type.
20610 (delete_output_reload): Change 0 to VOIDmode in function call.
20611 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
20612 to enum type in function call.
20613 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
20614 (SET_PREDICT_EXPR_OUTCOME): Define.
20615 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
20616 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
20617 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
20618 (dump_function): Likewise.
20619 * tree-dump.h: Update declarations.
20620 * tree-pass.h: Update declarations.
20621 * varasm.c (assemble_integer): Change mclass to enum mode_class.
20622 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
20624 (arm_rtx_costs_1): Correct parenthesization.
20625 (arm_rtx_costs): Add casts to enum type.
20626 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
20627 (vfp_emit_fstmd): Use add_rg_note.
20628 (emit_multi_reg_push, emit_sfm): Likewise.
20629 (thumb_set_frame_pointer): Likewise.
20630 (arm_expand_prologue): Likewise.
20631 (arm_regno_class): Change return type to enum reg_class.
20632 (thumb1_expand_prologue): Use add_reg_note.
20633 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
20634 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
20636 * config/arm/gentune.sh: Add cast to enum type.
20637 * config/arm/arm-tune.md: Rebuild.
20638 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
20639 (ix86_split_fp_branch, predict_jump): Likewise.
20640 (ix86_expand_multi_arg_builtin): Change sub_code from enum
20641 insn_code to enum rtx_code.
20642 (ix86_builtin_vectorized_function): Add cast to enum type.
20643 * config/i386/i386.md (truncdfsf2): Change slot to enum
20645 (truncxf<mode>2, isinf<mode>2): Likewise.
20646 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
20648 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
20649 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
20650 (insert_bundle_state): Change 1 to INSERT in function call.
20651 (ia64_add_bundle_selector_before): Likewise.
20652 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
20653 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
20654 (restore_stack_nonlocal): Likewise.
20655 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
20657 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
20659 (mips_rtx_costs): Likewise.
20660 (mips_override_options): Add casts to enum type.
20661 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
20663 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
20664 (store_reg, set_reg_plus_d): Likewise.
20665 (hppa_expand_prologue, hppa_profile_hook): Likewise.
20666 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
20668 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
20670 (emit_unlikely_jump): Use add_reg_note.
20671 (rs6000_emit_allocate_stack): Likewise.
20672 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
20673 (output_toc): Change 1 to INSERT in function call.
20674 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
20675 (rs6000_initialize_trampoline): Likewise.
20676 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
20678 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
20679 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
20680 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
20681 (save_gprs): Use add_reg_note.
20682 (s390_emit_prologue): Likewise.
20683 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20684 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
20685 (sparc_fold_builtin): Add cast to enum type.
20686 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
20688 (spu_expand_prologue): Use add_reg_note.
20689 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
20691 2009-04-20 Ian Lance Taylor <iant@google.com>
20693 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
20694 (c_parser_postfix_expression_after_primary): Get VEC for list of
20695 arguments. Get original types of arguments. Call
20696 build_function_call_vec.
20697 (cached_expr_list_1, cached_expr_list_2): New static variables.
20698 (c_parser_expr_list): Change return type to VEC *. Add
20699 p_orig_types parameter. Change all callers.
20700 (c_parser_release_expr): New static function.
20701 (c_parser_vec_to_tree_list): New static function.
20702 * c-typeck.c (build_function_call): Rewrite to build a VEC and
20703 call build_function_call_vec.
20704 (build_function_call_vec): New function, based on old
20705 build_function_call.
20706 (convert_arguments): Remove nargs and argarray parameters. Change
20707 values to a VEC. Add origtypes parameter.
20708 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
20709 (convert_for_assignment): Add origtype parameter. Change all
20710 callers. If warn_cxx_compat, check for conversion to an enum
20711 type when calling a function.
20712 (store_init_value): Add origtype parameter. Change all callers.
20713 (digest_init): Likewise.
20714 (struct init_node): Add origtype field.
20715 (add_pending_init): Add origtype parameter. Change all callers.
20716 (output_init_element): Likewise.
20717 (output_pending_init_elements): Pass origtype from init_node to
20718 output_init_element.
20719 (process_init_element): Pass origtype from c_expr to
20720 output_init_element.
20721 (c_finish_return): Add origtype parameter. Change all callers.
20722 * c-common.c (sync_resolve_size): Change params to VEC *. Change
20724 (sync_resolve_params): Likewise.
20725 (sync_resolve_return): Change params to first_param. Change caller.
20726 (resolve_overloaded_builtins): Change params to VEC *. Change
20727 callers. Save first parameter around call to build_function_call_vec.
20728 * c-decl.c (finish_decl): Add origtype parameter. Change all
20729 callers. Call build_function_call_vec rather than
20730 build_function_call for cleanup.
20731 * c-tree.h: Update declarations.
20732 * c-common.h: Update declarations.
20733 * stub-objc.c (objc_rewrite_function_call): Change parameter from
20734 params to first_param.
20735 * target.h (struct gcc_target): Change resolve_overloaded_builtin
20736 params parameter from tree to void *.
20737 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20738 Change arglist parameter to have type void *, and to be a pointer
20740 * config/rs6000/rs6000-protos.h
20741 (altivec_resolve_overloaded_builtin): Update declaration.
20742 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
20743 fnargs parameter to have type void *, and to be a pointer to a
20744 VEC. Call build_function_call_vec instead of
20745 build_function_call.
20746 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
20748 2009-04-20 Joey Ye <joey.ye@intel.com>
20749 Xuepeng Guo <xuepeng.guo@intel.com>
20750 H.J. Lu <hongjiu.lu@intel.com>
20752 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
20754 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
20755 (IX86_LEA_PRIORITY): Likewise.
20756 (distance_non_agu_define): New function.
20757 (distance_agu_use): Likewise.
20758 (ix86_lea_for_add_ok): Likewise.
20759 (ix86_dep_by_shift_count): Likewise.
20761 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
20762 should split for LEA.
20764 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
20766 (ix86_dep_by_shift_count): Likewise.
20768 2009-04-20 Richard Guenther <rguenther@suse.de>
20770 * expr.c (handled_component_p): Move ...
20771 * tree.h (handled_component_p): ... here.
20772 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
20773 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
20774 and REALPART_EXPR to be in one group.
20776 2009-04-20 Richard Guenther <rguenther@suse.de>
20778 * basic-block.h (get_all_dominated_blocks): Declare.
20779 * dominance.c (get_all_dominated_blocks): New function.
20780 * tree-cfg.c (get_all_dominated_blocks): Remove.
20781 (remove_edge_and_dominated_blocks): Adjust.
20782 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
20783 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
20784 instead of recursing.
20786 2009-04-20 Doug Kwan <dougkwan@google.com>
20788 * cgraph.h (cgraph_node_ptr): New type for vector functions.
20789 (struct cgraph_node_set_def): New type.
20790 (cgraph_node_set) New type. Also declare vector functions.
20791 (struct cgraph_node_set_element_def): New type.
20792 (cgraph_node_set_element): Ditto.
20793 (cgraph_node_set_iterator): New iterator type.
20794 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
20795 cgraph_node_set_remove, dump_cgraph_node_set,
20796 debug_cgraph_node_set): New prototypes.
20797 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
20798 cgraph_node_set_size): New inlines.
20799 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
20800 including cgraph.h.
20801 (struct ipa_opt_pass): Add struct cgraph_node_set_def
20802 argument to function 'write_summary'.
20803 * ipa.c: Include ggc.h.
20804 (hash_cgraph_node_set_element,
20805 eq_cgraph_node_set_element, cgraph_node_set_new,
20806 cgraph_node_set_add, cgraph_node_set_remove,
20807 cgraph_node_set_find, dump_cgraph_node_set,
20808 debug_cgraph_node_set): New functions.
20809 * Makefile.in (ipa.o): Add dependency on GGC_H.
20811 2009-04-20 Ira Rosen <irar@il.ibm.com>
20813 PR tree-optimization/39675
20814 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
20815 check of the return code of vect_schedule_slp. Check that
20816 stmt_vec_info still exists for the statement, before checking its
20817 vectorization type.
20819 2009-04-20 Michael Matz <matz@suse.de>
20821 * Makefile.in (generated_files): Take out $(simple_generated_c).
20823 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
20825 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
20826 (UINTPTR_TYPE): Likewise.
20828 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20831 * c-typeck.c (digest_init): Check for initializing an array with a
20834 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20837 * c-semantics.c (pop_stmt_list): Propagate
20838 STATEMENT_LIST_HAS_LABEL to parent statement list.
20840 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
20842 * config/mips/mips.h (mips_tune_attr): New macro.
20843 * config/mips/mips.md (cpu): Use it.
20845 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20848 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
20851 2009-04-19 Diego Novillo <dnovillo@google.com>
20853 * toplev.c (compile_file): Move call to coverage_finish ...
20854 * cgraphunit.c (ipa_passes): ... here.
20855 Call cgraph_process_new_functions.
20856 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
20857 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
20859 2009-04-19 Jan Hubicka <jh@suse.cz>
20861 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
20863 (dump_cgraph_node): Dump can throw external flag.
20864 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
20866 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
20870 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
20871 * common.opt (Wlogical-op): Move from here...
20872 * c.opt (Wlogical-op): ... to here.
20873 * c-typeck.c (parser_build_binary_op): Update call to
20874 warn_logical_operator.
20875 * c-opts.c (c_common_post_options): Enable warn_logical_op with
20877 * c-common.c (warn_logical_op): Update.
20878 * c-common.h (warn_logical_op): Update declaration.
20880 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
20882 * tree.c (protected_set_expr_location): Fix formatting.
20884 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20887 * c-typeck.c (readonly_warning): new.
20888 (build_unary_op, build_modify_expr): Use readonly_warning for
20889 storing into something readonly but not const-qualified.
20891 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20894 * c-typeck.c (build_unary_op): Check for taking address of
20895 expression of type void.
20897 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20900 * c-typeck.c (build_function_call): Check for calling a function
20901 with qualified void return types. Call require_complete_type when
20904 2009-04-18 Jan Hubicka <jh@suse.cz>
20906 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
20908 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
20909 can_throw_external flag.
20910 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
20911 * ipa-pure-const.c (ignore_edge): New function.
20912 (propagate): Compute order for NOTHROW computation; set NOTHROWs
20913 only over can_throw_external edges.
20914 (local_pure_const): Add nothrow flag.
20915 * ipa-utils.c (searchc): Add ignore_edge callback.
20916 (ipa_utils_reduced_inorder): Add ignore_edge callback.
20917 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
20918 (set_nothrow_function_flags): Update cgraph.
20919 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
20921 2009-04-18 Richard Guenther <rguenther@suse.de>
20923 PR middle-end/39804
20924 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
20925 (fold_stmt): ... this and ...
20926 (fold_stmt_inplace): ... this.
20927 (fold_stmt_1): Fold references in calls and asms.
20928 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
20930 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20932 * tree-vrp.c (ssa_name_nonzero_p): Remove.
20933 * tree.h: Remove the prototype for ssa_name_nonzero_p.
20935 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20937 * tree.c (function_args_count): Remove.
20938 * tree.h: Remove the prototype for function_args_count.
20940 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20942 * tree-iterator.c (expr_only): Remove.
20943 * tree.h: Remove the prototype for expr_only.
20945 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20947 * reginfo.c (cannot_change_mode_set_regs): Remove.
20948 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
20950 2009-04-08 Anatoly Sokolov <aesok@post.ru>
20952 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
20953 whether operands 0 and 1 overlaps.
20955 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
20957 PR middle-end/36902
20958 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
20959 pointer. Use warning_at instead of warning.
20960 (search_for_addr_array): Likewise.
20961 (check_array_bounds): Likewise.
20962 (check_all_array_refs): Check that the incoming edge is not in the
20963 list of edges to be removed.
20964 (check_all_array_refs): Avoid the temporal pointer.
20965 (vrp_visit_cond_stmt): Fix typo.
20966 (simplify_switch_using_ranges): Handle the case where the switch
20967 index is an integer constant.
20969 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
20971 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
20973 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20975 * doc/extend.texi, doc/invoke.texi: Fix typos.
20977 2009-04-17 Cary Coutant <ccoutant@google.com>
20979 * tree-flow-inline.h (get_lineno): Fix inverted test.
20981 2009-04-17 Diego Novillo <dnovillo@google.com>
20983 * tree-ssa-pre.c (create_expression_by_pieces): Remove
20984 assertion for AVAIL_OUT.
20986 2009-04-17 Mike Frysinger <vapier@gentoo.org>
20989 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
20990 * config/sh/linux-atomic.asm: Likewise.
20992 2009-04-17 Diego Novillo <dnovillo@google.com>
20994 * except.c (debug_eh_tree): New.
20995 (struct eh_region, struct eh_status): Move ...
20996 * except.h: ... here.
20997 (add_type_for_runtime): Declare extern.
20998 (lookup_type_for_runtime): Likewise.
20999 (debug_eh_tree): Declare.
21000 * Makefile.in (GTFILES): List except.h before except.c
21002 2009-04-17 Diego Novillo <dnovillo@google.com>
21004 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21005 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21006 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21007 (find_vars_r): ... here.
21008 * tree-flow.h (find_referenced_vars_in): Declare.
21009 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21010 that AVAIL_OUT exists for BLOCK.
21011 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21012 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21013 (tree-parloops.o): Likewise.
21015 2009-04-17 Simon Baldwin <simonb@google.com>
21017 * toplev.c (default_tree_printer): Add handling for %E format.
21019 2009-04-17 Diego Novillo <dnovillo@google.com>
21021 * tree-pretty-print.c (dump_generic_node): Add break after
21022 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21023 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21024 FUNCTION_TYPE together. Call print_struct_decl when printing
21025 structures and TDF_SLIM is not given.
21026 (print_struct_decl): Fix logic for detecting recursion.
21028 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21031 * gcc.c (create_at_file): New.
21032 (compile_input_file_p): New.
21033 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21034 * main.c (main): Update call to toplev_main.
21035 * toplev.c (toplev_main): Change signature. Call expandargv.
21036 * toplev.h (toplev_main): Change signature.
21038 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21040 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21041 if the latter is not constant.
21043 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21045 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21047 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21049 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21050 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21052 2009-04-17 Richard Guenther <rguenther@suse.de>
21054 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21055 Handle component references view-converting an invariant address.
21057 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21059 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21060 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21061 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21062 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21063 Use @deftypevr rather than @deftypevar.
21065 2009-04-17 Richard Guenther <rguenther@suse.de>
21067 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21068 (get_prop_source_stmt): Likewise.
21069 (can_propagate_from): Likewise.
21071 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21073 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21074 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21075 (--with-multilib-list): Add default value.
21076 * configure: Regenerate.
21077 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21078 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21079 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21080 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21081 Don't add default cpu to multilib list unnecessarily, but do enable
21082 the relevant compiler option..
21083 Add support for --with-multilib-list=<blank> and
21084 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21085 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21086 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21087 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21088 TM_MULTILIB_CONFIG.
21089 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21090 (MULTILIB_OSDIRNAMES): New variable.
21091 * config/sh/t-1e: Delete file.
21092 * config/sh/t-mlib-sh1: Delete file.
21093 * config/sh/t-mlib-sh2: Delete file.
21094 * config/sh/t-mlib-sh2a: Delete file.
21095 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21096 * config/sh/t-mlib-sh2a-single: Delete file.
21097 * config/sh/t-mlib-sh2a-single-only: Delete file.
21098 * config/sh/t-mlib-sh2e: Delete file.
21099 * config/sh/t-mlib-sh3e: Delete file.
21100 * config/sh/t-mlib-sh4: Delete file.
21101 * config/sh/t-mlib-sh4-nofpu: Delete file.
21102 * config/sh/t-mlib-sh4-single: Delete file.
21103 * config/sh/t-mlib-sh4-single-only: Delete file.
21104 * config/sh/t-mlib-sh4a: Delete file.
21105 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21106 * config/sh/t-mlib-sh4a-single: Delete file.
21107 * config/sh/t-mlib-sh4a-single-only: Delete file.
21108 * config/sh/t-mlib-sh4al: Delete file.
21109 * config/sh/t-mlib-sh5-32media: Delete file.
21110 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21111 * config/sh/t-mlib-sh5-64media: Delete file.
21112 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21113 * config/sh/t-mlib-sh5-compact: Delete file.
21114 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21115 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21116 * doc/install.texi (Options specification): Add
21117 --with-multilib-list and --with-endian.
21119 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21121 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21123 (OBJS-common): Add plugin-version.o.
21124 (plugin-version.o): New.
21125 * gcc-plugin.h (plugin_gcc_version): New.
21126 (plugin_default_version_check): New.
21127 (plugin_init_func, plugin_init): Add version argument.
21128 * plugin-version.c: New.
21129 * plugin.c (str_plugin_gcc_version_name): New.
21130 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21131 pass it to the init function.
21132 (plugin_default_version_check): New.
21134 2009-04-17 Richard Guenther <rguenther@suse.de>
21136 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21137 for decl-vs-decl disambiguation.
21139 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21141 * config/s390/s390.h (s390_tune_attr): New macro definition.
21142 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21144 2009-04-17 Richard Guenther <rguenther@suse.de>
21146 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21147 (fold_stmt_r): Likewise.
21148 (maybe_fold_reference): New function.
21149 (fold_gimple_assign): Handle cases fold_stmt_r did.
21150 (fold_stmt): Do not use fold_stmt_r.
21151 (fold_stmt_inplace): Likewise.
21153 2009-04-17 Richard Guenther <rguenther@suse.de>
21155 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21156 (record_equivalences_from_stmt): Remove useless checks and
21158 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21159 the type is already suitable.
21161 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21163 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21165 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21167 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21168 (CMPtype): Define as __gcc_CMPtype.
21170 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21172 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21173 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21175 2009-04-17 Richard Guenther <rguenther@suse.de>
21177 PR tree-optimization/39746
21178 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21179 special-casing for builtins and static variable use/def.
21180 (call_may_clobber_ref_p_1): Likewise.
21182 2009-04-16 Ian Lance Taylor <iant@google.com>
21184 * df.h: Include "timevar.h".
21185 (struct df_problem): Change tv_id field to timevar_id_t.
21186 * tree-pass.h: Include "timevar.h".
21187 (struct opt_pass): Change tv_id field to timevar_id_t.
21188 * timevar.h (timevar_id_t): Define TV_NONE.
21189 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21190 TV_NONE rather than tv_id != 0.
21191 (execute_one_pass): Likewise.
21192 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21193 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21194 dependencies to $(TREE_PASS_H).
21195 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21197 (pass_branch_target_load_optimize2): Likewise.
21198 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21199 (pass_outof_cfg_layout_mode): Likewise.
21200 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21201 (pass_rebuild_cgraph_edges): Likewise.
21202 (pass_remove_cgraph_callee_edges): Likewise.
21203 * df-core.c (pass_df_initialize_opt): Likewise.
21204 (pass_df_initialize_no_opt): Likewise.
21205 (pass_df_finish): Likewise.
21206 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21207 * except.c (pass_set_nothrow_function_flags): Likewise.
21208 (pass_convert_to_eh_region_ranges): Likewise.
21209 * final.c (pass_compute_alignments): Likewise.
21210 * function.c (pass_instantiate_virtual_regs): Likewise.
21211 (pass_init_function): Likewise.
21212 (pass_leaf_regs): Likewise.
21213 (pass_match_asm_constraints): Likewise.
21214 * gimple-low.c (pass_lower_cf): Likewise.
21215 (pass_mark_used_blocks): Likewise.
21216 * init-regs.c (pass_initialize_regs): Likewise.
21217 * integrate.c (pass_initial_value_sets): Likewise.
21218 * ira.c (pass_ira): Likewise.
21219 * jump.c (pass_cleanup_barriers): Likewise.
21220 * omp-low.c (pass_expand_omp): Likewise.
21221 (pass_lower_omp): Likewise.
21222 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21223 * recog.c (pass_split_all_insns): Likewise.
21224 (pass_split_after_reload): Likewise.
21225 (pass_split_before_regstack): Likewise.
21226 (pass_split_before_sched2): Likewise.
21227 (pass_split_for_shorten_branches): Likewise.
21228 * reginfo.c (pass_reginfo_init): Likewise.
21229 (pass_subregs_of_mode_init): Likewise.
21230 (pass_subregs_of_mode_finish): Likewise.
21231 * passes.c (pass_postreload): Likewise.
21232 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21233 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21234 (pass_warn_function_return): Likewise.
21235 (pass_warn_function_noreturn): Likewise.
21236 * tree-complex.c (pass_lower_complex): Likewise.
21237 (pass_lower_complex_O0): Likewise.
21238 * tree-if-conv.c (pass_if_conversion): Likewise.
21239 * tree-into-ssa.c (pass_build_ssa): Likewise.
21240 * tree-mudflap.c (pass_mudflap_1): Likewise.
21241 (pass_mudflap_2): Likewise.
21242 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21243 (pass_mudflap_2): Likewise.
21244 * tree-nrv.c (pass_return_slot): Likewise.
21245 * tree-object-size.c (pass_object_sizes): Likewise.
21246 * tree-optimize.c (pass_all_optimizations): Likewise.
21247 (pass_early_local_passes): Likewise.
21248 (pass_all_early_optimizations): Likewise.
21249 (pass_cleanup_cfg): Likewise.
21250 (pass_cleanup_cfg_post_optimizing): Likewise.
21251 (pass_free_datastructures): Likewise.
21252 (pass_free_cfg_annotations): Likewise.
21253 (pass_fixup_cfg): Likewise.
21254 (pass_init_datastructures): Likewise.
21255 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21256 (pass_late_warn_uninitialized): Likewise.
21257 (pass_update_address_taken): Likewise.
21258 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21259 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21260 (pass_cse_sincos): Likewise.
21261 (pass_convert_to_rsqrt): Likewise.
21262 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21263 * tree-stdarg.c (pass_stdarg): Likewise.
21264 * tree-tailcall.c (pass_tail_recursion): Likewise.
21265 (pass_tail_calls): Likewise.
21266 * tree-vect-generic.c (pass_lower_vector): Likewise.
21267 (pass_lower_vector_ssa): Likewise.
21268 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21270 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21272 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21274 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21276 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21277 logical and signext.
21279 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21282 * config/sh/predicates.md (arith_operand): Check if the operand
21283 of TRUNCATE is a REG.
21285 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21287 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21288 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21290 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21292 * tree-iterator.c (tsi_split_statement_list_after,
21293 tsi_split_statement_list_before): Remove.
21294 * tree-iterator.h: Remove the prototypes for
21295 tsi_split_statement_list_after and tsi_split_statement_list_before.
21297 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21299 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21300 * tree-ssa-propagate.h: Remove the prototype for
21301 stmt_makes_single_load.
21303 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21305 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21306 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21308 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21310 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21312 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21314 * except.c (eh_region_outer_p): Remove.
21315 * except.h: Remove the prototype for eh_region_outer_p.
21317 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21319 * function.c (current_function_assembler_name): Remove.
21320 * function.h: Remove the prototype for
21321 current_function_assembler_name.
21323 2009-04-16 Ian Lance Taylor <iant@google.com>
21325 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21326 (add_reg_note): Call alloc_reg_note.
21327 * rtl.h (alloc_reg_note): Declare.
21328 * combine.c (try_combine): Use alloc_reg_note.
21329 (recog_for_combine, move_deaths): Likewise.
21330 (distribute_notes): Use alloc_reg_note and add_reg_note.
21331 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21332 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21333 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21335 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21337 PR rtl-optimization/39762
21338 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21339 ira_may_move_out_cost): Add comments about way of their usage.
21340 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21342 * ira-conflicts.c (process_regs_for_copy): Use function
21343 ira_get_register_move_cost instead of global
21344 ira_register_move_cost.
21346 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21347 color_pass, move_spill_restore, update_curr_costs): Ditto.
21349 * ira-lives.c (process_single_reg_class_operands): Ditto.
21351 * ira-emit.c (emit_move_list): Ditto.
21353 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21354 (record_reg_classes): Ditto. Use functions
21355 ira_get_register_move_cost and ira_get_may_move_cost instead of
21356 global vars ira_register_move_cost, ira_may_move_out_cost and
21357 ira_may_move_in_cost.
21358 (record_address_regs): Don't call ira_init_register_move_cost.
21359 Use function ira_get_may_move_cost instead of global
21360 ira_may_move_in_cost.
21361 (process_bb_node_for_hard_reg_moves): Use function
21362 ira_get_register_move_cost instead of global ira_register_move_cost.
21363 (ira_costs): Don't call ira_init_register_move_cost.
21365 2009-04-16 Richard Guenther <rguenther@suse.de>
21367 * tree-cfg.c (verify_gimple_assign_binary):
21368 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21369 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21370 (create_general_new_stmt): Note that this function is broken.
21372 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21374 * common.opt (fhelp): Add Var(help_flag).
21375 * gcc-plugin.h (plugin_info): Add help.
21376 * plugin.c (plugin_name_args): Add help.
21377 (register_plugin_info): Set plugin->help.
21378 (print_help_one_plugin): New.
21379 (print_plugins_help): New.
21380 * plugin.h (print_plugins_help): New.
21381 * toplev.c (toplev_main): Call print_plugins_help if needed.
21383 2009-04-16 Richard Guenther <rguenther@suse.de>
21385 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21386 (gimple_ior_addresses_taken_1): New function.
21387 (gimple_ior_addresses_taken): Likewise.
21388 * gimple.h (struct gimple_statement_with_ops_base): Remove
21389 addresses_taken member.
21390 (gimple_ior_addresses_taken): Declare.
21391 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21392 gimple_set_addresses_taken): Remove.
21393 * ipa-reference.c (mark_address): New function.
21394 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21395 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21396 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21397 (gimple_add_to_addresses_taken): Remove.
21398 (get_tmr_operands): Call mark_address_taken.
21399 (get_asm_expr_operands): Likewise.
21400 (get_expr_operands): Likewise.
21401 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21402 (free_stmt_operands): Do not free it.
21403 * tree-ssa.c (delete_tree_ssa): Likewise.
21404 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21406 2009-04-16 Richard Guenther <rguenther@suse.de>
21408 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21409 (walk_stmt_load_store_ops): Likewise.
21410 * gimple.c (get_base_loadstore): New function.
21411 (walk_stmt_load_store_addr_ops): Likewise.
21412 (walk_stmt_load_store_ops): Likewise.
21413 * ipa-pure-const.c (check_op): Simplify.
21414 (check_load, check_store): New functions.
21415 (check_stmt): Use walk_stmt_load_store_ops.
21416 * ipa-reference.c (mark_load): Adjust signature.
21417 (mark_store): Likewise.
21418 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21420 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21422 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21423 (plugin_info): New.
21424 * opts.c (common_handle_option): Don't call print_version.
21425 * plugin.c (plugin_name_args): Add version.
21426 (register_plugin_info): New.
21427 (register_callback): Handle PLUGIN_INFO.
21428 (try_init_one_plugin): New.
21429 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21431 (finalize_one_plugin): New.
21432 (finalize_plugins): New.
21433 (print_one_plugin): New.
21434 (print_plugins_versions): New.
21435 * plugin.h (print_plugins_versions): New.
21436 (finalize_plugins): New.
21437 * toplev.c (compile_file): Don't call initialize_plugins.
21438 (print_version): Call print_plugins_versions.
21439 (toplev_main): Call initialize_plugins. Print version if needed.
21440 Call finalize_plugins.
21442 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21444 * common.opt (fversion): New.
21445 * gcc.c (print_version): New.
21446 (process_command): Don't print the version. Just set print_version.
21447 (main): Print version. Call subprocesses if print_version and
21448 verbose_flag are set.
21449 * opts.c (common_handle_option): Handle OPT_fversion.
21451 2009-04-16 Richard Guenther <rguenther@suse.de>
21452 Ira Rosen <irar@il.ibm.com>
21454 PR tree-optimization/39698
21455 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
21456 type of the reduction variable. Only generate the def if
21459 * omp-low.c (expand_omp_for_generic): When converting to a pointer
21460 make sure to first convert to an integer of the same precision.
21461 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
21462 the type of the evolution correctly in computing the new
21463 induction variable base.
21465 2009-04-16 Richard Guenther <rguenther@suse.de>
21467 PR middle-end/39625
21468 * tree-cfg.c (make_blocks): Split statements with to-be
21469 abnormal SSA names on the lhs.
21471 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
21473 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
21474 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
21475 * c-typeck.c (really_start_incremental_init): Likewise.
21476 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
21477 (TARGET_INITIALIZER): Remove it.
21478 * target.h (struct target): Remove vector_opaque_p.
21479 * tree.c (build_opaque_vector_type): New.
21480 * tree.h (TYPE_VECTOR_OPAQUE): New.
21481 (build_opaque_vector_type): Declare.
21482 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
21483 * config/rs6000/rs6000.c (build_opaque_vector_type,
21484 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
21485 (rs6000_init_builtins): Use build_opaque_vector_type for
21486 opaque_V4SI_type_node.
21488 2009-04-15 Catherine Moore <clm@codesourcery.com>
21490 * debug.h (set_name): Declare.
21491 * dwarf2out.c (dwarf2out_set_name): Declare.
21492 (dwarf2_debug_hooks): Add set_name.
21493 (find_AT_string): New.
21494 (add_AT_string): Call find_AT_string.
21495 (dwarf2out_set_name): New.
21496 * cp/decl.c (grokdeclarator): Call set_name.
21497 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
21498 * debug.c (do_nothing_debug_hooks): Likewise.
21499 * dbxout.c (dbx_debug_hooks): Likewise.
21500 * sdbout.c (sdb_debug_hooks): Likewise.
21502 2009-04-15 Michael Eager <eager@eagercon.com>
21504 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
21505 reg for single-precision FPU.
21506 * config/rs6000/rs6000.md (movsi_internal1): Only for
21507 !TARGET_SINGLE_FPU.
21508 (movsi_internal1_single): New. Add pattern to move SI values to/from
21509 single-precision FP regs.
21511 2009-04-15 Richard Guenther <rguenther@suse.de>
21513 * omp-low.c (lower_rec_input_clauses): Build correct address
21515 (expand_omp_for_generic): Fix multiplication type.
21516 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
21517 (generate_memset_zero): Fix types.
21518 * tree-profile.c (prepare_instrumented_value): Correctly
21521 2009-04-15 Ian Lance Taylor <iant@google.com>
21523 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
21524 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
21525 for -Wall and for -Wc++-compat.
21526 (c_common_post_options): For C++, set warn_enum_compare if not
21528 * c-tree.h (struct c_expr): Add field original_type.
21529 (build_external_ref): Update declaration.
21530 * c-parser.c (c_parser_braced_init): Set original_type.
21531 (c_parser_initelt): Likewise.
21532 (c_parser_expr_no_commas): Likewise.
21533 (c_parser_conditional_expression): Likewise.
21534 (c_parser_cast_expression): Likewise.
21535 (c_parser_unary_expression): Likewise. Pull setting of
21536 original_code to top of function.
21537 (c_parser_sizeof_expression): Set original_type.
21538 (c_parser_alignof_expression): Likewise.
21539 (c_parser_postfix_expression): Likewise. Pull setting of
21540 original_code to top of function.
21541 (c_parser_postfix_expression_after_paren_type): Set original_type.
21542 (c_parser_postfix_expression_after_primary): Likewise.
21543 (c_parser_expression): Likewise.
21544 * c-typeck.c (build_external_ref): Add type parameter. Change all
21546 (c_expr_sizeof_expr): Set original_type field.
21547 (parser_build_unary_op): Likewise.
21548 (parser_build_binary_op): Likewise. Optionally warn about
21549 comparisons of enums of different types.
21550 (digest_init): Set original_type field.
21551 (really_start_incremental_init): Likewise.
21552 (push_init_level, pop_init_level): Likewise.
21553 * doc/invoke.texi (Warning Options): -Wenum-compare now
21556 2009-04-15 Richard Guenther <rguenther@suse.de>
21558 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
21559 out a necessary conversion.
21560 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
21561 names we didn't value number.
21562 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
21564 2009-04-15 Richard Guenther <rguenther@suse.de>
21566 PR tree-optimization/39764
21567 * tree-ssa-ccp.c (get_value): Canonicalize value with
21568 canonicalize_float_value.
21570 2009-04-15 Jan Hubicka <jh@suse.cz>
21572 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
21573 Wrong version of patch.
21575 2009-04-15 Jan Hubicka <jh@suse.cz>
21577 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
21579 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
21581 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
21582 our distinct integral and vector types.
21584 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
21586 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
21587 * init.c (build_vtbl_address): Remove call to assemble_external.
21589 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
21591 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
21592 output for other floating point modes.
21594 2009-04-14 Diego Novillo <dnovillo@google.com>
21596 * diagnostic.c (diagnostic_report_diagnostic): Do not
21597 warn about loaded plugins for DK_ERROR and DK_WARNING.
21598 * c-decl.c (declspecs_add_type): Move call to
21599 invoke_plugin_callbacks ...
21600 * c-parser.c (c_parser_declspecs): ... here.
21601 * plugin.c (dump_active_plugins): Tidy output.
21603 2009-04-14 Diego Novillo <dnovillo@google.com>
21604 Le-Chun Wu <lcwu@google.com>
21606 * configure.ac: Add --enable-plugin support.
21607 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
21608 * Makefile.in (PLUGIN_H): Define.
21609 Export ENABLE_PLUGIN and GMPINC to site.exp.
21610 Add PLUGINLIBS to link command.
21611 Add/modify dependencies for plugin.o and files including plugin.h.
21613 * config.in: Regenerate.
21615 * opts.c (common_handle_option): Handle OPT_fplugin_ and
21618 2009-04-14 Le-Chun Wu <lcwu@google.com>
21620 * tree-pass.h (register_one_dump_file): Add a prototype for
21621 register_one_dump_file.
21622 * toplev.c (compile_file): Call initialize_plugins.
21623 (do_compile): Call invoke_plugin_callbacks.
21624 (toplev_main): Call invoke_plugin_callbacks.
21625 * common.opt: Add -fplugin= and -fplugin-arg-.
21626 * gcc-plugin.h: New public header file for plugins to include.
21627 * plugin.c: New source file.
21628 * plugin.h: New internal header file.
21629 * passes.c (register_one_dump_file): Make it external.
21631 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
21633 2009-04-14 Diego Novillo <dnovillo@google.com>
21635 * doc/plugins.texi: New.
21636 * doc/gccint.texi: Add reference to Plugins chapter.
21637 * doc/invoke.texi: Document -fplugin and -fplugin-arg
21638 * diagnostic.c (diagnostic_report_diagnostic): Warn about
21639 loaded plugins, if any.
21640 * timevar.def (TV_PLUGIN_INIT): Define.
21641 (TV_PLUGIN_RUN): Define.
21642 * plugin.c: Include timevar.h
21643 (plugins_active_p): New.
21644 (dump_active_plugins): New.
21645 (debug_active_plugins): New.
21647 2009-04-14 Joseph Myers <joseph@codesourcery.com>
21649 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
21651 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
21653 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
21655 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
21656 the same as a minus without a shift.
21658 2009-04-14 Nick Clifton <nickc@redhat.com>
21660 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
21661 comparisons with small integers will always produce a short
21664 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
21667 2008-12-19 Diego Novillo <dnovillo@google.com>
21669 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
21671 2009-04-14 Richard Guenther <rguenther@suse.de>
21673 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
21675 (verify_gimple_assign_binary): Likewise. Handle shifts and
21677 (verify_gimple_phi): Print the mismatched argument position.
21678 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
21680 (vect_update_init_of_dr): Likewise.
21681 * matrix-reorg.c (transform_access_sites): Do what the
21683 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
21685 2009-04-13 Michael Eager <eager@eagercon.com>
21687 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
21688 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
21689 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
21690 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
21691 remove duplicate config
21693 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21695 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
21696 file_name:line_number type locator of the call site.
21698 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
21700 * genautomata.c: Put blank after comma.
21701 (automaton_decls): New.
21702 (struct unit_usage): Add comments to member next.
21703 (store_alt_unit_usage): Keep the list ordered.
21704 (unit_present_on_list_p, equal_alternatives_p): New.
21705 (check_regexp_units_distribution): Check units distribution
21706 correctness correctly.
21707 (main): Don't write automata if error is found. Return correct
21710 * config/m68k/cf.md (cfv4_ds): Remove.
21711 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
21712 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
21714 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
21715 power4-load-ext, power4-store, power4-store-update,
21716 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
21717 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
21718 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
21719 power4-sqrt, power4-isync): Modify reservation to make correct
21720 unit distribution to automata.
21722 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
21723 power5-store-update, power5-two, power5-three, power5-lmul,
21724 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
21726 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
21728 * except.c (pass_set_nothrow_function_flags): Set name and add
21730 (set_nothrow_function_flags): Mention in the dump file when
21731 changing a function to nothrow.
21733 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
21736 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
21737 instead of unsigned long.
21739 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21741 * config/arm/arm.c (return_used_this_function): Remove.
21742 (arm_output_function_prologue): Remove use of
21743 return_used_this_function.
21744 (output_return_instruction): Replace use of
21745 return_used_this_function
21746 by cfun->machine->return_used_this_function.
21747 (arm_output_epilogue): Likewise.
21748 (arm_output_function_epilogue): Likewise.
21749 (thumb_unexpanded_epilogue): Likewise.
21750 * config/arm/arm.h (struct machine_function):
21751 New member return_used_this_function.
21753 2009-04-12 Mark Mitchell <mark@codesourcery.com>
21755 * doc/install.texi: Correct description of default directory for
21756 --with-gxx-include-dir.
21758 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
21760 * fold-const.c (build_range_check): Properly deal with enumeral and
21761 boolean base types.
21763 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
21765 * doc/invoke.texi (max_gcse_passes): Remove documentation.
21766 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
21767 * params.h (MAX_GCSE_PASSES): Remove.
21768 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
21769 in sequence. Remove ability to run multiple passes.
21770 (bypass_jumps): Report run as third CPROP pass.
21772 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
21774 PR middle-end/39651
21775 * except.c (can_throw_external): Look at each insn in a SEQUENCE
21776 when deciding whether the whole SEQUENCE can throw.
21778 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
21781 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
21782 offseted label references.
21784 2009-04-11 Jan Hubicka <jh@suse.cz>
21786 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
21788 2009-04-11 Richard Guenther <rguenther@suse.de>
21790 PR middle-end/39732
21791 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
21792 return variables as TREE_ADDRESSABLE.
21794 2009-04-11 Richard Guenther <rguenther@suse.de>
21796 PR tree-optimization/39713
21797 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
21798 reference trees have SSA_NAME operands.
21800 2009-04-11 Richard Guenther <rguenther@suse.de>
21803 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
21804 address expressions.
21806 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
21808 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
21809 match changes in Cygwin 1.7
21810 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
21811 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
21813 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21815 PR tree-optimization/39701
21816 * doc/invoke.texi (Optimization Options): Document change in
21817 meaning and initialization of -fdelete-null-pointer-checks.
21819 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21821 PR middle-end/39701
21822 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
21824 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
21827 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
21829 2009-04-10 Chao-ying Fu <fu@mips.com>
21831 * doc/tm.texi (Instruction Output): Document
21832 TARGET_ASM_FINAL_POSTSCAN_INSN.
21833 * target.h (final_postscan_insn): New field in asm_out.
21834 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21835 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
21836 * final.c (final_scan_insn): Call
21837 targetm.asm_out.final_postscan_insn after outputting
21838 an asm macro and a normal instruction.
21840 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
21841 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
21842 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
21843 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
21844 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21846 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21848 PR middle-end/39701
21849 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
21850 variables as non-NULL even with -fdelete-null-pointer-checks.
21852 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21854 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
21856 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
21859 * config/i386/i386.c (classify_argument): Handle SCmode with
21860 (bit_offset % 64) != 0.
21862 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
21864 * doc/invoke.texi (Optimize Options): Add cross-reference to
21865 -Q --help=optimizers examples.
21867 2009-04-10 Ben Elliston <bje@au.ibm.com>
21870 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
21871 regalign for the reg == fpr and TDmode case.
21873 2009-04-09 David Ayers <ayers@fsfe.org>
21876 * objc/objc-act.c (warn_with_method): Remove helper function.
21877 (check_duplicates): Call warning and inform directly.
21878 (really_start_method): Likewise.
21880 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
21882 * expmed.c (expand_divmod): Always use a comparison for a division
21883 by a large unsigned integer.
21885 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
21886 for things others than variables or functions as nonzero.
21888 2009-04-09 Nick Clifton <nickc@redhat.com>
21890 * unwind-compat.c: Change copyright header to refer to version
21891 3 of the GNU General Public License with version 3.1 of the
21892 GCC Runtime Library Exception and to point readers at the
21893 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
21894 * config/alpha/crtfastmath.c: Likewise.
21895 * config/alpha/linux-unwind.h: Likewise.
21896 * config/alpha/qrnnd.asm: Likewise.
21897 * config/alpha/vms-crt0-64.c: Likewise.
21898 * config/alpha/vms-crt0.c: Likewise.
21899 * config/alpha/vms-dwarf2.asm: Likewise.
21900 * config/alpha/vms-dwarf2eh.asm: Likewise.
21901 * config/alpha/vms-psxcrt0-64.c: Likewise.
21902 * config/alpha/vms-psxcrt0.c: Likewise.
21903 * config/alpha/vms_tramp.asm: Likewise.
21904 * config/arc/initfini.c: Likewise.
21905 * config/arc/lib1funcs.asm: Likewise.
21906 * config/arm/bpabi-v6m.S: Likewise.
21907 * config/arm/bpabi.S: Likewise.
21908 * config/arm/bpabi.c: Likewise.
21909 * config/arm/crti.asm: Likewise.
21910 * config/arm/crtn.asm: Likewise.
21911 * config/arm/ieee754-df.S: Likewise.
21912 * config/arm/ieee754-sf.S: Likewise.
21913 * config/arm/lib1funcs.asm: Likewise.
21914 * config/arm/libunwind.S: Likewise.
21915 * config/arm/linux-atomic.c: Likewise.
21916 * config/arm/mmintrin.h: Likewise.
21917 * config/arm/pr-support.c: Likewise.
21918 * config/arm/unaligned-funcs.c: Likewise.
21919 * config/arm/unwind-arm.c: Likewise.
21920 * config/arm/unwind-arm.h: Likewise.
21921 * config/avr/libgcc.S: Likewise.
21922 * config/bfin/crti.s: Likewise.
21923 * config/bfin/crtlibid.s: Likewise.
21924 * config/bfin/crtn.s: Likewise.
21925 * config/bfin/lib1funcs.asm: Likewise.
21926 * config/bfin/linux-unwind.h: Likewise.
21927 * config/cris/arit.c: Likewise.
21928 * config/cris/cris_abi_symbol.c: Likewise.
21929 * config/darwin-64.c: Likewise.
21930 * config/darwin-crt2.c: Likewise.
21931 * config/darwin-crt3.c: Likewise.
21932 * config/darwin.h: Likewise.
21933 * config/dbxelf.h: Likewise.
21934 * config/dfp-bit.c: Likewise.
21935 * config/dfp-bit.h: Likewise.
21936 * config/elfos.h: Likewise.
21937 * config/fixed-bit.c: Likewise.
21938 * config/fixed-bit.h: Likewise.
21939 * config/fp-bit.c: Likewise.
21940 * config/fp-bit.h: Likewise.
21941 * config/fr30/crti.asm: Likewise.
21942 * config/fr30/crtn.asm: Likewise.
21943 * config/fr30/lib1funcs.asm: Likewise.
21944 * config/freebsd-spec.h: Likewise.
21945 * config/frv/cmovd.c: Likewise.
21946 * config/frv/cmovh.c: Likewise.
21947 * config/frv/cmovw.c: Likewise.
21948 * config/frv/frvbegin.c: Likewise.
21949 * config/frv/frvend.c: Likewise.
21950 * config/frv/lib1funcs.asm: Likewise.
21951 * config/glibc-stdint.h: Likewise.
21952 * config/h8300/clzhi2.c: Likewise.
21953 * config/h8300/crti.asm: Likewise.
21954 * config/h8300/crtn.asm: Likewise.
21955 * config/h8300/ctzhi2.c: Likewise.
21956 * config/h8300/fixunssfsi.c: Likewise.
21957 * config/h8300/lib1funcs.asm: Likewise.
21958 * config/h8300/parityhi2.c: Likewise.
21959 * config/h8300/popcounthi2.c: Likewise.
21960 * config/i386/ammintrin.h: Likewise.
21961 * config/i386/att.h: Likewise.
21962 * config/i386/avxintrin.h: Likewise.
21963 * config/i386/biarch64.h: Likewise.
21964 * config/i386/bmmintrin.h: Likewise.
21965 * config/i386/cpuid.h: Likewise.
21966 * config/i386/cross-stdarg.h: Likewise.
21967 * config/i386/crtfastmath.c: Likewise.
21968 * config/i386/crtprec.c: Likewise.
21969 * config/i386/cygming-crtbegin.c: Likewise.
21970 * config/i386/cygming-crtend.c: Likewise.
21971 * config/i386/cygwin.asm: Likewise.
21972 * config/i386/emmintrin.h: Likewise.
21973 * config/i386/gmm_malloc.h: Likewise.
21974 * config/i386/gthr-win32.c: Likewise.
21975 * config/i386/i386.h: Likewise.
21976 * config/i386/immintrin.h: Likewise.
21977 * config/i386/linux-unwind.h: Likewise.
21978 * config/i386/linux64.h: Likewise.
21979 * config/i386/mm3dnow.h: Likewise.
21980 * config/i386/mmintrin-common.h: Likewise.
21981 * config/i386/mmintrin.h: Likewise.
21982 * config/i386/nmmintrin.h: Likewise.
21983 * config/i386/pmm_malloc.h: Likewise.
21984 * config/i386/pmmintrin.h: Likewise.
21985 * config/i386/smmintrin.h: Likewise.
21986 * config/i386/sol2-c1.asm: Likewise.
21987 * config/i386/sol2-ci.asm: Likewise.
21988 * config/i386/sol2-cn.asm: Likewise.
21989 * config/i386/sol2-gc1.asm: Likewise.
21990 * config/i386/tmmintrin.h: Likewise.
21991 * config/i386/unix.h: Likewise.
21992 * config/i386/w32-unwind.h: Likewise.
21993 * config/i386/wmmintrin.h: Likewise.
21994 * config/i386/x86-64.h: Likewise.
21995 * config/i386/x86intrin.h: Likewise.
21996 * config/i386/xmmintrin.h: Likewise.
21997 * config/ia64/crtbegin.asm: Likewise.
21998 * config/ia64/crtend.asm: Likewise.
21999 * config/ia64/crtfastmath.c: Likewise.
22000 * config/ia64/crti.asm: Likewise.
22001 * config/ia64/crtn.asm: Likewise.
22002 * config/ia64/fde-glibc.c: Likewise.
22003 * config/ia64/lib1funcs.asm: Likewise.
22004 * config/ia64/linux-unwind.h: Likewise.
22005 * config/ia64/quadlib.c: Likewise.
22006 * config/ia64/unwind-ia64.c: Likewise.
22007 * config/linux.h: Likewise.
22008 * config/m32c/m32c-lib1.S: Likewise.
22009 * config/m32c/m32c-lib2-trapv.c: Likewise.
22010 * config/m32c/m32c-lib2.c: Likewise.
22011 * config/m32r/initfini.c: Likewise.
22012 * config/m68hc11/larith.asm: Likewise.
22013 * config/m68hc11/m68hc11-crt0.S: Likewise.
22014 * config/m68k/cf.md: Likewise.
22015 * config/m68k/crti.s: Likewise.
22016 * config/m68k/crtn.s: Likewise.
22017 * config/m68k/lb1sf68.asm: Likewise.
22018 * config/m68k/linux-unwind.h: Likewise.
22019 * config/mcore/crti.asm: Likewise.
22020 * config/mcore/crtn.asm: Likewise.
22021 * config/mcore/lib1.asm: Likewise.
22022 * config/mips/linux-unwind.h: Likewise.
22023 * config/mips/loongson.h: Likewise.
22024 * config/mips/mips16.S: Likewise.
22025 * config/mmix/crti.asm: Likewise.
22026 * config/mmix/crtn.asm: Likewise.
22027 * config/pa/fptr.c: Likewise.
22028 * config/pa/hpux-unwind.h: Likewise.
22029 * config/pa/lib2funcs.asm: Likewise.
22030 * config/pa/linux-atomic.c: Likewise.
22031 * config/pa/linux-unwind.h: Likewise.
22032 * config/pa/milli64.S: Likewise.
22033 * config/pa/quadlib.c: Likewise.
22034 * config/pa/stublib.c: Likewise.
22035 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22036 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22037 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22038 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22039 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22040 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22041 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22042 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22043 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22044 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22045 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22046 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22047 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22048 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22049 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22050 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22051 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22052 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22053 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22054 * config/rs6000/750cl.h: Likewise.
22055 * config/rs6000/altivec.h: Likewise.
22056 * config/rs6000/biarch64.h: Likewise.
22057 * config/rs6000/crtresfpr.asm: Likewise.
22058 * config/rs6000/crtresgpr.asm: Likewise.
22059 * config/rs6000/crtresxfpr.asm: Likewise.
22060 * config/rs6000/crtresxgpr.asm: Likewise.
22061 * config/rs6000/crtsavfpr.asm: Likewise.
22062 * config/rs6000/crtsavgpr.asm: Likewise.
22063 * config/rs6000/darwin-asm.h: Likewise.
22064 * config/rs6000/darwin-fallback.c: Likewise.
22065 * config/rs6000/darwin-fpsave.asm: Likewise.
22066 * config/rs6000/darwin-ldouble.c: Likewise.
22067 * config/rs6000/darwin-tramp.asm: Likewise.
22068 * config/rs6000/darwin-unwind.h: Likewise.
22069 * config/rs6000/darwin-vecsave.asm: Likewise.
22070 * config/rs6000/darwin-world.asm: Likewise.
22071 * config/rs6000/e500crtres32gpr.asm: Likewise.
22072 * config/rs6000/e500crtres64gpr.asm: Likewise.
22073 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22074 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22075 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22076 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22077 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22078 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22079 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22080 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22081 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22082 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22083 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22084 * config/rs6000/eabi-ci.asm: Likewise.
22085 * config/rs6000/eabi-cn.asm: Likewise.
22086 * config/rs6000/eabi.asm: Likewise.
22087 * config/rs6000/linux-unwind.h: Likewise.
22088 * config/rs6000/linux64.h: Likewise.
22089 * config/rs6000/paired.h: Likewise.
22090 * config/rs6000/paired.md: Likewise.
22091 * config/rs6000/ppc64-fp.c: Likewise.
22092 * config/rs6000/ppu_intrinsics.h: Likewise.
22093 * config/rs6000/rs6000.h: Likewise.
22094 * config/rs6000/si2vmx.h: Likewise.
22095 * config/rs6000/sol-ci.asm: Likewise.
22096 * config/rs6000/sol-cn.asm: Likewise.
22097 * config/rs6000/spe.h: Likewise.
22098 * config/rs6000/spu2vmx.h: Likewise.
22099 * config/rs6000/sysv4.h: Likewise.
22100 * config/rs6000/tramp.asm: Likewise.
22101 * config/rs6000/vec_types.h: Likewise.
22102 * config/s390/linux-unwind.h: Likewise.
22103 * config/s390/tpf-unwind.h: Likewise.
22104 * config/score/crti.asm: Likewise.
22105 * config/score/crtn.asm: Likewise.
22106 * config/sh/crt1.asm: Likewise.
22107 * config/sh/crti.asm: Likewise.
22108 * config/sh/crtn.asm: Likewise.
22109 * config/sh/divtab-sh4-300.c: Likewise.
22110 * config/sh/divtab-sh4.c: Likewise.
22111 * config/sh/divtab.c: Likewise.
22112 * config/sh/lib1funcs-4-300.asm: Likewise.
22113 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22114 * config/sh/lib1funcs.asm: Likewise.
22115 * config/sh/lib1funcs.h: Likewise.
22116 * config/sh/linux-atomic.asm: Likewise.
22117 * config/sh/linux-unwind.h: Likewise.
22118 * config/sh/shmedia.h: Likewise.
22119 * config/sh/sshmedia.h: Likewise.
22120 * config/sh/ushmedia.h: Likewise.
22121 * config/sparc/crtfastmath.c: Likewise.
22122 * config/sparc/linux-unwind.h: Likewise.
22123 * config/sparc/sol2-c1.asm: Likewise.
22124 * config/sparc/sol2-ci.asm: Likewise.
22125 * config/sparc/sol2-cn.asm: Likewise.
22126 * config/spu/divmodti4.c: Likewise.
22127 * config/spu/divv2df3.c: Likewise.
22128 * config/spu/float_disf.c: Likewise.
22129 * config/spu/float_unsdidf.c: Likewise.
22130 * config/spu/float_unsdisf.c: Likewise.
22131 * config/spu/float_unssidf.c: Likewise.
22132 * config/spu/mfc_multi_tag_release.c: Likewise.
22133 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22134 * config/spu/mfc_tag_release.c: Likewise.
22135 * config/spu/mfc_tag_reserve.c: Likewise.
22136 * config/spu/mfc_tag_table.c: Likewise.
22137 * config/spu/multi3.c: Likewise.
22138 * config/spu/spu_internals.h: Likewise.
22139 * config/spu/spu_intrinsics.h: Likewise.
22140 * config/spu/spu_mfcio.h: Likewise.
22141 * config/spu/vec_types.h: Likewise.
22142 * config/spu/vmx2spu.h: Likewise.
22143 * config/stormy16/stormy16-lib2.c: Likewise.
22144 * config/svr4.h: Likewise.
22145 * config/sync.c: Likewise.
22146 * config/v850/lib1funcs.asm: Likewise.
22147 * config/vxlib-tls.c: Likewise.
22148 * config/vxlib.c: Likewise.
22149 * config/vxworks-dummy.h: Likewise.
22150 * config/xtensa/crti.asm: Likewise.
22151 * config/xtensa/crtn.asm: Likewise.
22152 * config/xtensa/ieee754-df.S: Likewise.
22153 * config/xtensa/ieee754-sf.S: Likewise.
22154 * config/xtensa/lib1funcs.asm: Likewise.
22155 * config/xtensa/lib2funcs.S: Likewise.
22156 * config/xtensa/linux-unwind.h: Likewise.
22157 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22158 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22159 * coretypes.h: Likewise.
22160 * crtstuff.c: Likewise.
22161 * defaults.h: Likewise.
22162 * dwarf2.h: Likewise.
22163 * emutls.c: Likewise.
22164 * gbl-ctors.h: Likewise.
22165 * gcov-io.h: Likewise.
22166 * ginclude/float.h: Likewise.
22167 * ginclude/iso646.h: Likewise.
22168 * ginclude/stdarg.h: Likewise.
22169 * ginclude/stdbool.h: Likewise.
22170 * ginclude/stddef.h: Likewise.
22171 * ginclude/stdfix.h: Likewise.
22172 * ginclude/stdint-gcc.h: Likewise.
22173 * ginclude/tgmath.h: Likewise.
22174 * gthr-aix.h: Likewise.
22175 * gthr-dce.h: Likewise.
22176 * gthr-gnat.c: Likewise.
22177 * gthr-gnat.h: Likewise.
22178 * gthr-lynx.h: Likewise.
22179 * gthr-mipssde.h: Likewise.
22180 * gthr-nks.h: Likewise.
22181 * gthr-posix.c: Likewise.
22182 * gthr-posix.h: Likewise.
22183 * gthr-posix95.h: Likewise.
22184 * gthr-rtems.h: Likewise.
22185 * gthr-single.h: Likewise.
22186 * gthr-solaris.h: Likewise.
22187 * gthr-tpf.h: Likewise.
22188 * gthr-vxworks.h: Likewise.
22189 * gthr-win32.h: Likewise.
22190 * gthr.h: Likewise.
22191 * libgcc2.c: Likewise.
22192 * libgcc2.h: Likewise.
22193 * libgcov.c: Likewise.
22194 * tsystem.h: Likewise.
22195 * typeclass.h: Likewise.
22196 * unwind-c.c: Likewise.
22197 * unwind-compat.h: Likewise.
22198 * unwind-dw2-fde-compat.c: Likewise.
22199 * unwind-dw2-fde-darwin.c: Likewise.
22200 * unwind-dw2-fde-glibc.c: Likewise.
22201 * unwind-dw2-fde.c: Likewise.
22202 * unwind-dw2-fde.h: Likewise.
22203 * unwind-dw2.c: Likewise.
22204 * unwind-dw2.h: Likewise.
22205 * unwind-generic.h: Likewise.
22206 * unwind-pe.h: Likewise.
22207 * unwind-sjlj.c: Likewise.
22208 * unwind.inc: Likewise.
22209 * config/arm/neon-gen.ml: Change generated copyright header to
22210 refer to version 3 of the GNU General Public License with
22211 version 3.1 of the GCC Runtime Library Exception and to point
22212 readers at the COPYING3 and COPYING3.RUNTIME files and the
22213 FSF's license web page.
22214 * config/arm/arm_neon.h: Regenerate.
22216 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22218 * config/cris/cris.md: Change copyright header to refer to version
22219 3 of the GNU General Public License.
22220 * doc/install.texi2html: Change copyright header to refer to version
22221 3 of the GNU General Public License and to point readers at the
22222 COPYING3 file and the FSF's license web page.
22223 * config/vax/linux.h: Likewise.
22225 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22227 * config/i386/i386.md (cmpcc): New.
22228 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22229 (sync_compare_and_swap_cc*): Delete.
22231 * config/s390/s390.c (s390_compare_emitted): Remove.
22232 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22233 s390_compare_emitted used to be handled. Assert that modes match.
22234 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22235 refer to sync_compare_and_swap_ccsi.
22236 * config/s390/s390.h (s390_compare_emitted): Remove.
22237 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22238 instead of s390_compare_emitted.
22239 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22240 instead of s390_compare_emitted.
22241 * config/s390/s390.md (cmpcc): New.
22242 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22243 CC_REGNUM, do not pretend it's set.
22244 (sync_compare_and_swap_cc*): Delete.
22245 * config/s390/predicates.md (cc_reg_operand): New.
22247 * expr.c (sync_compare_and_swap_cc): Delete.
22248 * optabs.h (sync_compare_and_swap_cc): Delete.
22249 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22250 is being used with can_compare_p.
22251 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22252 (find_cc_set): New.
22253 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22254 look for a MODE_CC set instead. Use emit_store_flag.
22255 (expand_compare_and_swap_loop): Likewise, with some additional
22256 complication to avoid a force_reg when useless. Use
22257 emit_cmp_and_jump_insns.
22258 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22259 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22260 sync_compare_and_swap documentation.
22262 2009-04-09 Jan Hubicka <jh@suse.cz>
22264 * except.c (find_prev_try): Break out from ....
22265 (duplicate_eh_regions): ... here; properly update prev_try pointers
22266 when duplication part of tree.
22267 (dump_eh_tree): Improve dumping.
22268 (verify_eh_region): New.
22269 (verify_eh_tree): Use it.
22271 2009-04-06 Richard Guenther <rguenther@suse.de>
22273 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22274 &ARRAY addresses by adjusting their types and prepending
22276 * tree-cfg.c (verify_gimple_assign_single): Verify that
22277 addresses are correct.
22279 2009-04-09 Richard Guenther <rguenther@suse.de>
22281 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22282 indices into an array reference if possible.
22283 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22284 Fold POINTER_PLUS_EXPR statements with invariant address.
22286 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22289 * config.gcc (powerpc64-*-linux*): Always build biarch.
22291 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22294 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22295 it and pedwarn if this results in an INTEGER_CST.
22297 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22299 * doc/install.texi: Update minimum GMP version. Remove obsolete
22300 text in MPFR section.
22302 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22304 * dwarf2out.c (class_scope_p): New static inline.
22305 (class_or_namespace_scope_p): Use it.
22306 (gen_variable_die): Use DW_TAG_member tag for static data member
22307 declarations instead of DW_TAG_variable.
22309 PR middle-end/39573
22310 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22313 2009-04-08 Richard Guenther <rguenther@suse.de>
22315 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22316 valueize random data.
22318 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22320 * config.gcc (aix tm_file): Add aix-stdint.h.
22321 (aix tm clause use_gcc_stdint): Set to wrap.
22322 * config/rs6000/aix-stdint.h: New file.
22324 2009-04-08 Richard Guenther <rguenther@suse.de>
22326 PR middle-end/36291
22327 * tree-dfa.c (add_referenced_var): Do not recurse into
22328 global initializers.
22329 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22331 (fold_const_aggregate_ref): Likewise.
22333 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22335 * recog.c (ordered_comparison_operator): New.
22336 * gensupport.c (std_preds): Add it.
22337 * doc/md.texi (Machine-Independent Predicates): Document it.
22339 2009-04-08 Jan Hubicka <jh@suse.cz>
22341 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22342 * function.h (rtl_eh): Remove exception_handler_label_map.
22343 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22344 remove_exception_handler_label, for_each_eh_label_1): Remove.
22345 (rtl_remove_unreachable_regions): Remove.
22346 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22347 (find_exception_handler_labels): Don't build the hashtable.
22348 (maybe_remove_eh_handler): Remove.
22349 (for_each_eh_label): Rewrite to walk the tree.
22350 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22351 * except.h (maybe_remove_eh_handler): Remove.
22352 * passes.c (init_optimization_passes): Schedule second EH cleanup
22354 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22355 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22357 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22359 * genoutput.c (validate_optab_operands): New.
22360 (gen_insn, gen_expand): Call it.
22362 * genflags.c (gen_insn): Detect misused iterators.
22363 (main): Pass line_no to gen_insn, exit with status 1 on error.
22365 * genextract.c (line_no): Make global.
22366 (VEC_safe_set_locstr): Change assertion to error message.
22367 (main): Exit with status 1 on error.
22369 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22373 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22374 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22375 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22376 * c-convert.c (convert): Do not call fold on results of conversion
22377 functions when the result is a C_MAYBE_CONST_EXPR.
22378 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22379 of __builtin_choose_expr.
22380 * c-typeck.c (remove_c_maybe_const_expr): New.
22381 (build_unary_op, build_conditional_expr, build_compound_expr,
22382 build_binary_op, c_objc_common_truthvalue_conversion): Call
22383 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22386 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22388 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22389 CODE to produce a new one. Add a prototype to use fold_convert_const
22391 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22394 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22395 mix declarations and code.
22397 2009-04-08 Ben Elliston <bje@au.ibm.com>
22399 * gcc.c: Replace `CC' with `GCC' throughout.
22401 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22403 * doc/invoke.texi: Document Atom support.
22405 2009-04-07 Jason Merrill <jason@redhat.com>
22408 * c-common.h, c-common.c: Add flag_pretty_templates.
22409 * c-opts.c (c_common_handle_option): Set it.
22410 * c.opt: Add -fno-pretty-templates.
22411 * doc/invoke.texi (C++ Dialect Options): Likewise.
22413 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22415 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22416 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22417 (ia64_expand_builtin): Likewise.
22419 2009-04-07 Martin Jambor <mjambor@suse.cz>
22421 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22422 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22423 ADDR_EXPRS are include too.
22425 2009-04-07 Richard Guenther <rguenther@suse.de>
22427 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22428 decls are only used if passes as parameters or if they are
22429 local statics and the call is not to a builtin.
22430 (call_may_clobber_ref_p_1): Likewise.
22432 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22434 * expr.c (do_store_flag): Remove last argument. Simplify code
22435 to avoid duplication of tests already done by can_compare_p.
22436 (expand_expr_real_1): Adjust caller.
22438 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22440 * optabs.c (can_compare_p): Test the predicate of a
22441 cbranch and cstore pattern.
22443 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22445 * expr.c (convert_move): Use emit_store_flag instead of
22448 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22450 * config/i386/i386.c (ix86_compare_emitted): Remove.
22451 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
22452 ix86_compare_op0 like ix86_compare_emitted used to be handled.
22453 * config/i386/i386.h (ix86_compare_emitted): Remove.
22454 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
22455 instead of ix86_compare_emitted.
22456 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
22458 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
22460 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
22461 Add t-sysroot-suffix to tmake_file.
22462 * config/print-sysroot-suffix.sh: New file.
22463 * config/t-sysroot-suffix: New file.
22465 2009-04-07 Ben Elliston <bje@au.ibm.com>
22467 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
22468 as the latter produces a warning when the target does not support
22471 2009-04-07 Ben Elliston <bje@au.ibm.com>
22473 * dfp.c: Replace type punning assignments with memcpy throughout.
22474 * Makefile.in (dfp.o-warn): Remove.
22476 2009-04-07 Alan Modra <amodra@bigpond.net.au>
22479 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
22480 Include soft-fp/t-softfp after rs6000/t-linux64.
22482 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
22484 * stor-layout.c (set_sizetype): Use the full precision of their
22485 machine mode for bitsize types.
22487 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
22489 * config/i386/i386.md: Revert 2 accidental checkins.
22491 2009-04-06 Joey Ye <joey.ye@intel.com>
22492 Xuepeng Guo <xuepeng.guo@intel.com>
22493 H.J. Lu <hongjiu.lu@intel.com>
22495 Atom pipeline model, tuning and insn selection.
22496 * config.gcc (atom): Add atom config options and target.
22498 * config/i386/atom.md: New.
22500 * config/i386/i386.c (atom_cost): New cost.
22501 (m_ATOM): New macro flag.
22502 (initial_ix86_tune_features): Set m_ATOM.
22503 (x86_accumulate_outgoing_args): Likewise.
22504 (x86_arch_always_fancy_math_387): Likewise.
22505 (processor_target): Add Atom cost.
22506 (cpu_names): Add Atom cpu name.
22507 (override_options): Set Atom ISA.
22508 (ix86_issue_rate): New case PROCESSOR_ATOM.
22509 (ix86_adjust_cost): Likewise.
22511 * config/i386/i386.h (TARGET_ATOM): New target macro.
22512 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
22513 (TARGET_OPT_AGU): New target option.
22514 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
22515 (processor_type): Add PROCESSOR_ATOM.
22517 * config/i386/i386.md (cpu): Add new value "atom".
22518 (use_carry, movu): New attr.
22519 (atom.md): Include atom.md.
22520 (adddi3_carry_rex64): Set attr "use_carry".
22521 (addqi3_carry): Likewise.
22522 (addhi3_carry): Likewise.
22523 (addsi3_carry): Likewise.
22524 (*addsi3_carry_zext): Likewise.
22525 (subdi3_carry_rex64): Likewise.
22526 (subqi3_carry): Likewise.
22527 (subhi3_carry): Likewise.
22528 (subsi3_carry): Likewise.
22529 (x86_movdicc_0_m1_rex64): Likewise.
22530 (*x86_movdicc_0_m1_se): Likewise.
22531 (x86_movsicc_0_m1): Likewise.
22532 (*x86_movsicc_0_m1_se): Likewise.
22533 (*adddi_1_rex64): Emit add insn as much as possible.
22534 (*addsi_1): Likewise.
22535 (return_internal): Set atom_unit.
22536 (return_internal_long): Likewise.
22537 (return_pop_internal): Likewise.
22538 (*rcpsf2_sse): Set atom_sse_attr attr.
22539 (*qrt<mode>2_sse): Likewise.
22540 (*prefetch_sse): Likewise.
22542 * config/i386/i386-c.c (ix86_target_macros_internal): New case
22544 (ix86_target_macros_internal): Likewise.
22546 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
22547 (*prefetch_sse_rex): Likewise.
22548 (sse_rcpv4sf2): Likewise.
22549 (sse_vmrcpv4sf2): Likewise.
22550 (sse_sqrtv4sf2): Likewise.
22551 (<sse>_vmsqrt<mode>2): Likewise.
22552 (sse_ldmxcsr): Likewise.
22553 (sse_stmxcsr): Likewise.
22554 (*sse_sfence): Likewise.
22555 (sse2_clflush): Likewise.
22556 (*sse2_mfence): Likewise.
22557 (*sse2_lfence): Likewise.
22558 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
22559 (<sse>_movup<ssemodesuffixf2c>): Likewise.
22560 (avx_movdqu<avxmodesuffix>): Likewise.
22561 (avx_lddqu<avxmodesuffix>): Likewise.
22562 (sse2_movntv2di): Change attr "type" to "ssemov".
22563 (sse2_movntsi): Likewise.
22564 (rsqrtv8sf2): Change attr "type" to "sseadd".
22565 (sse3_addsubv2df3): Set attr "atom_unit".
22566 (sse3_h<plusminus_insn>v4sf3): Likewise.
22567 (*sse2_pmaddwd): Likewise.
22568 (*vec_extractv2di_1_rex64): Likewise.
22569 (*vec_extractv2di_1_avx): Likewise.
22570 (sse2_psadbw): Likewise.
22571 (ssse3_phaddwv8hi3): Likewise.
22572 (ssse3_phaddwv4hi3): Likewise.
22573 (ssse3_phadddv4si3): Likewise.
22574 (ssse3_phadddv2si3): Likewise.
22575 (ssse3_phaddswv8hi3): Likewise.
22576 (ssse3_phaddswv4hi3): Likewise.
22577 (ssse3_phsubwv8hi3): Likewise.
22578 (ssse3_phsubwv4hi3): Likewise.
22579 (ssse3_phsubdv4si3): Likewise.
22580 (ssse3_phsubdv2si3): Likewise.
22581 (ssse3_phsubswv8hi3): Likewise.
22582 (ssse3_phsubswv4hi3): Likewise.
22583 (ssse3_pmaddubsw128): Likewise.
22584 (sse3_pmaddubsw: Likewise.
22585 (ssse3_palignrti): Likewise.
22586 (ssse3_palignrdi): Likewise.
22588 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
22590 * doc/install.texi (Specific): Fix two cross-references to MinGW.
22592 2009-04-06 Richard Guenther <rguenther@suse.de>
22594 PR tree-optimization/28868
22595 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
22596 of which PHI results we inserted.
22597 (insert_into_preds_of_block): Record inserted PHIs.
22598 (eliminate): Eliminate redundant PHI nodes.
22599 (init_pre): Init inserted_phi_names.
22601 2009-04-06 Richard Guenther <rguenther@suse.de>
22603 PR tree-optimization/39643
22604 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
22605 IMAGPART_EXPRs of complex constants.
22606 (execute_fold_all_builtins): If we folded a call queue
22607 TODO_update_address_taken.
22609 2009-04-06 Jan Hubicka <jh@suse.cz>
22611 PR middle-end/39659
22612 * except.c (remove_unreachable_regions): Propagate may_contain_throw
22615 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
22617 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
22619 (ic_invalidate_array): Likewise.
22621 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
22623 * calls.c (emit_library_call_value_1): Fix a problem with parameter
22624 alignment for library calls.
22626 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
22628 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
22629 (mingw32 tm clause use_gcc_stdint): Set to wrap.
22630 * config/i386/mingw-stdint.h: New file.
22632 2009-04-05 Richard Guenther <rguenther@suse.de>
22634 PR tree-optimization/39648
22635 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
22636 our &A vs. &A[0] IL deficiencies.
22638 2009-04-04 Jan Hubicka <jh@suse.cz>
22640 * except.c (sjlj_find_directly_reachable_regions): Be ready for
22641 removed toplevel regions.
22642 (sjlj_mark_call_sites): Likewise.
22644 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
22646 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
22647 (cygwin tm clause use_gcc_stdint): Set to wrap.
22648 * config/i386/cygwin-stdint.h: New file.
22650 2009-04-04 Richard Guenther <rguenther@suse.de>
22652 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
22653 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
22654 single-argument PHIs if we are in loop-closed SSA form.
22655 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
22656 for the pre-condition.
22657 (slpeel_tree_peel_loop_to_edge): Likewise.
22658 (vect_build_loop_niters): Take an optional sequence to append stmts.
22659 (vect_generate_tmps_on_preheader): Likewise.
22660 (vect_do_peeling_for_loop_bound): Take extra guards for the
22662 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
22663 the cost model check.
22664 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
22665 guards if we are going to peel. Do not apply versioning in that case.
22666 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
22667 (vect_do_peeling_for_loop_bound): Likewise.
22668 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
22669 loop bound only record extra pre-conditions, do not apply loop
22672 2009-04-04 Richard Guenther <rguenther@suse.de>
22674 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
22677 2009-04-04 Jan Hubicka <jh@suse.cz>
22679 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
22680 last_basic_block for size of bb->index indexed array.
22681 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
22682 compute_out, link_btr_uses, build_btr_def_use_webs,
22683 build_btr_def_use_webs, migrate_btr_defs): Likewise.
22685 2009-04-04 Jan Hubicka <jh@suse.cz>
22687 * except.c (remove_eh_handler_and_replace): Break out from ...
22688 (remove_eh_handler): ... here.
22689 (bring_to_root): New function.
22690 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
22691 handled ones, bring others to root of tree.
22693 2009-04-04 Jan Hubicka <jh@suse.cz>
22695 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
22696 (all_phis_safe_to_merge): New function.
22697 (update_info): New structure.
22698 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
22699 (cleanup_empty_eh): Update SSA if possible.
22701 2009-04-04 Richard Guenther <rguenther@suse.de>
22703 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
22704 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
22705 (append_vuse): Likewise.
22707 2009-04-04 Jakub Jelinek <jakub@redhat.com>
22709 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
22710 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
22711 instead of REG_UNSAVED for DW_CFA_undefined.
22712 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
22713 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
22716 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
22719 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
22721 2009-04-04 Richard Guenther <rguenther@suse.de>
22723 PR tree-optimization/8781
22724 PR tree-optimization/37892
22725 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
22726 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
22727 (valueize_refs): Call it for *& valueizations.
22728 (shared_reference_ops_from_ref): Rename to ...
22729 (valueize_shared_reference_ops_from_ref): ... this and valueize.
22730 (shared_reference_ops_from_call): Rename to ...
22731 (valueize_shared_reference_ops_from_call): ... this and valueize.
22732 (vn_reference_lookup): Update.
22733 (visit_reference_op_call): Likewise.
22734 * tree-ssa-pre.c (phi_translate_1): Fold *&.
22735 (eliminate): Value-replace the call address in call statements.
22737 2009-04-04 Richard Guenther <rguenther@suse.de>
22739 PR tree-optimization/39636
22740 * tree-ssa-forwprop.c
22741 (forward_propagate_addr_into_variable_array_index): Check for
22742 GIMPLE_ASSIGN before accessing the rhs code.
22744 2009-04-03 Jason Merrill <jason@redhat.com>
22746 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
22748 2009-04-03 Steve Ellcey <sje@cup.hp.com>
22750 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
22751 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
22752 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
22753 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
22754 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
22755 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
22756 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
22757 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
22758 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
22759 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
22760 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
22761 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
22762 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
22763 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
22764 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
22765 Use fr_reg_or_fp01_operand instead of fr_register_operand
22767 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
22768 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
22769 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
22771 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
22773 PR rtl-optimization/39607
22774 PR rtl-optimization/39631
22778 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22779 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22780 instead of DF_LR_OUT.
22781 * ira-lives.c (process_bb_node_lives): Ditto.
22782 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22783 instead of DF_LR_{OUT,IN}.
22784 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22785 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22787 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
22789 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
22790 (execute_lower_omp): Always run but take the short way out if -fopenmp
22792 (gate_lower_omp): Remove, forcing the pass manager to always run the
22793 pass and always set PROP_gimple_lomp.
22794 (pass_lower_omp): Remove gate function.
22795 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
22796 PROP_trees. Instead, require it.
22797 * ipa-cp.c (pass_ipa_cp): Likewise.
22798 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
22799 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
22800 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
22801 and PROP_gimple_leh.
22803 2009-04-03 Richard Guenther <rguenther@suse.de>
22805 PR middle-end/13146
22806 PR tree-optimization/23940
22807 PR tree-optimization/33237
22808 PR middle-end/33974
22809 PR middle-end/34093
22810 PR tree-optimization/36201
22811 PR tree-optimization/36230
22812 PR tree-optimization/38049
22813 PR tree-optimization/38207
22814 PR tree-optimization/38230
22815 PR tree-optimization/38301
22816 PR tree-optimization/38585
22817 PR middle-end/38895
22818 PR tree-optimization/38985
22819 PR tree-optimization/39299
22820 * tree-ssa-structalias.h: Remove.
22821 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
22822 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
22823 (struct vuse_element_d): Remove.
22824 (struct vuse_vec_d): Likewise.
22825 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
22826 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
22827 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
22828 VUSE_ELEMENT_VAR): Likewise.
22829 (struct voptype_d): Likewise.
22830 (NUM_VOP_FREE_BUCKETS): Likewise.
22831 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
22832 (struct stmt_operands_d): Remove.
22833 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
22834 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
22835 VDEF_NUM, VDEF_VECT): Likewise.
22836 (copy_virtual_operands): Remove.
22837 (operand_build_cmp): Likewise.
22838 (create_ssa_artificial_load_stmt): Likewise.
22839 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
22840 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
22841 vuse_index and mayuse_index members. Pack and move done and iter_type
22842 members to the front.
22843 (SSA_OP_VMAYUSE): Remove.
22844 (SSA_OP_VIRTUAL_USES): Adjust.
22845 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
22846 (unlink_stmt_vdef): Declare.
22847 (add_to_addressable_set): Remove.
22848 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
22849 (vrp_visit_stmt): Likewise.
22850 * doc/tree-ssa.texi (Alias analysis): Update.
22851 * doc/invoke.texi (max-aliased-vops): Remove docs.
22852 (avg-aliased-vops): Likewise.
22853 * tree-into-ssa.c (syms_to_rename): Remove.
22854 (need_to_update_vops_p): Likewise.
22855 (need_to_initialize_update_ssa_p): Rename to ...
22856 (update_ssa_initialized_fn): ... this. Track function we are
22858 (symbol_marked_for_renaming): Simplify.
22859 (add_new_name_mapping): Do not set need_to_update_vops_p.
22860 (dump_currdefs): Use SYMS_TO_RENAME.
22861 (rewrite_update_stmt): Always walk all uses/defs.
22862 (dump_update_ssa): Adjust.
22863 (init_update_ssa): Take function argument. Track what we are
22865 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
22866 (create_new_def_for): Initialize for cfun, assert we are initialized
22868 (mark_sym_for_renaming): Simplify.
22869 (mark_set_for_renaming): Do not initialize update-ssa.
22870 (need_ssa_update_p): Simplify. Take function argument.
22871 (name_mappings_registered_p): Assert we ask for the correct function.
22872 (name_registered_for_update_p): Likewise.
22873 (ssa_names_to_replace): Likewise.
22874 (release_ssa_name_after_update_ssa): Likewise.
22875 (update_ssa): Likewise. Use SYMS_TO_RENAME.
22876 (dump_decl_set): Do not print a newline.
22877 (debug_decl_set): Do it here.
22878 (dump_update_ssa): And here.
22879 * tree-ssa-loop-im.c (move_computations): Adjust.
22880 (movement_possibility): Likewise.
22881 (determine_max_movement): Likewise.
22882 (gather_mem_refs_stmt): Likewise.
22883 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
22884 or NAME_MEMORY_TAG.
22885 * tree-complex.c (update_all_vops): Remove.
22886 (expand_complex_move): Adjust.
22887 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
22888 Simplify test for memory referencing statement. Exclude
22889 non-invariant ADDR_EXPRs.
22890 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
22891 * tree-loop-distribution.c (generate_memset_zero): Adjust.
22892 (rdg_flag_uses): Likewise.
22893 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
22895 (tree_optimize_tail_calls_1): Also split the
22896 edge from the entry block if we have degenerate PHI nodes in
22897 the first basic block.
22898 * tree.c (init_ttree): Remove memory-tag related code.
22899 (tree_code_size): Likewise.
22900 (tree_node_structure): Likewise.
22901 (build7_stat): Re-write to be build6_stat.
22902 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
22903 (SSA_VAR_P): Adjust.
22904 (struct tree_memory_tag): Remove.
22905 (struct tree_memory_partition_tag): Likewise.
22906 (union tree_node): Adjust.
22907 (build7): Re-write to be build6.
22908 * tree-pass.h (pass_reset_cc_flags): Remove.
22909 (TODO_update_address_taken): New flag.
22910 (pass_simple_dse): Remove.
22911 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
22912 * params.h (MAX_ALIASED_VOPS): Remove.
22913 (AVG_ALIASED_VOPS): Likewise.
22914 * omp-low.c (expand_omp_taskreg): Update SSA form.
22915 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
22916 aliases the lhs in a copy stmt.
22917 * tree-ssa-dse.c (struct address_walk_data): Remove.
22918 (memory_ssa_name_same): Likewise.
22919 (memory_address_same): Likewise.
22920 (get_kill_of_stmt_lhs): Likewise.
22921 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
22922 unused stores. Look through PHI nodes into post-dominated regions.
22923 (dse_optimize_stmt): Simplify. Properly remove stores.
22924 (tree_ssa_dse): Compute dominators.
22925 (execute_simple_dse): Remove.
22926 (pass_simple_dse): Likewise.
22927 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
22928 gimple_loaded_syms and gimple_stored_syms computation.
22929 * toplev.c (dump_memory_report): Dump alias and pta stats.
22930 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
22931 (vn_reference_eq): Likewise.
22932 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
22933 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
22934 valueize_vuses): Remove.
22935 (get_def_ref_stmt_vuses): Simplify. Rename to ...
22936 (get_def_ref_stmt_vuse): ... this.
22937 (vn_reference_lookup_2): New function.
22938 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
22939 walking equivalent vuses. Simplify.
22940 (vn_reference_lookup): Likewise.
22941 (vn_reference_insert): Likewise.
22942 (vn_reference_insert_pieces): Likewise.
22943 (visit_reference_op_call): Simplify.
22944 (visit_reference_op_load): Likewise.
22945 (visit_reference_op_store): Likewise.
22946 (init_scc_vn): Remove shared_lookup_vuses initialization.
22947 (free_scc_vn): Remove shared_lookup_vuses freeing.
22948 (sort_vuses, sort_vuses_heap): Remove.
22949 (get_ref_from_reference_ops): Export.
22950 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
22951 vector with single vuse pointer.
22952 (vn_reference_lookup_pieces, vn_reference_lookup,
22953 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
22954 (shared_vuses_from_stmt): Remove.
22955 (get_ref_from_reference_ops): Declare.
22956 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
22957 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
22958 memory-tag related code.
22959 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
22960 (likely_value): Add comment, skip static-chain of call statements.
22961 (surely_varying_stmt_p): Adjust.
22962 (gimplify_and_update_call_from_tree): Likewise.
22963 (execute_fold_all_builtins): Do not rebuild alias info.
22964 (gimplify_and_update_call_from_tree): Properly update VOPs.
22965 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
22966 (copy_ref_info): Remove memory-tag related code.
22967 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
22968 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
22969 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
22971 * tree-ssa-dom.c (gimple_p): Remove typedef.
22972 (eliminate_redundant_computations): Adjust.
22973 (record_equivalences_from_stmt): Likewise.
22974 (avail_expr_hash): Likewise.
22975 (avail_expr_eq): Likewise.
22976 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
22977 (stmt_makes_single_load): Likewise.
22978 (stmt_makes_single_store): Likewise.
22979 * tree-ssa-alias.c: Rewrite completely.
22980 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
22981 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
22982 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
22983 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
22984 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
22985 Remove public functions.
22986 (pass_reset_cc_flags): Remove.
22987 (pass_build_alias): Move ...
22988 * tree-ssa-structalias.c (pass_build_alias): ... here.
22989 * tree-ssa-alias.c (may_be_aliased): Move ...
22990 * tree-flow-inline.h (may_be_aliased): ... here.
22991 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
22992 count_uses_and_derefs): Move ...
22993 * gimple.c: ... here.
22994 * gimple.h (count_uses_and_derefs): Declare.
22995 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
22996 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
22997 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
22998 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
22999 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23000 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23001 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23003 * tree-dfa.c (refs_may_alias_p): Move ...
23004 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23005 * tree-ssa-alias.h: New file.
23006 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23007 (statement_sink_location): Likewise.
23008 * opts.c (decode_options): Do not adjust max-aliased-vops or
23009 avg-aliased-vops values.
23010 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23011 (TV_CALL_CLOBBER): Likewise.
23012 (TV_FLOW_SENSITIVE): Likewise.
23013 (TV_FLOW_INSENSITIVE): Likewise.
23014 (TV_MEMORY_PARTITIONING): Likewise.
23015 (TV_ALIAS_STMT_WALK): New timevar.
23016 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23017 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23018 (get_address_description): Remove memory-tag related code.
23019 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23020 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23021 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23022 and immediate uses in statements. Document.
23023 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23024 (dump_symbols): Remove.
23025 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23026 * alias.c (get_deref_alias_set): New function split out from ...
23027 (get_alias_set): ... here.
23028 * alias.h (get_deref_alias_set): Declare.
23029 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23030 type parameter. Remove restrict pointer handling. Create a
23031 ref-all pointer in case type-based alias sets do not conflict.
23032 (vect_analyze_data_refs): Remove SMT related code.
23033 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23034 (vectorizable_load): Likewise.
23035 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23036 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23037 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23038 Ignore vops and SMTs.
23039 (dr_analyze_alias): Likewise..
23040 (free_data_ref): Likewise.
23041 (create_data_ref): Likewise.
23042 (analyze_all_data_dependences): Likewise.
23043 (get_references_in_stmt): Adjust.
23044 * tree-flow-inline.h (gimple_aliases_computed_p,
23045 gimple_addressable_vars, gimple_call_clobbered_vars,
23046 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23047 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23048 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23049 gimple_mem_ref_stats): Remove.
23050 (gimple_vop): New function.
23051 (op_iter_next_use): Remove vuses and mayuses cases.
23052 (op_iter_next_def): Remove vdefs case.
23053 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23054 (clear_and_done_ssa_iter): Do not set removed fields.
23055 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23056 Assert we are not iterating over vuses or vdefs if not also
23057 iterating over uses or defs.
23058 (op_iter_init_use): Likewise.
23059 (op_iter_init_def): Likewise.
23060 (op_iter_next_vdef): Remove.
23061 (op_iter_next_mustdef): Likewise.
23062 (op_iter_init_vdef): Likewise.
23063 (compare_ssa_operands_equal): Likewise.
23064 (link_use_stmts_after): Handle vuse operand.
23065 (is_call_used): Use is_call_clobbered.
23066 (is_call_clobbered): Global variables are always call clobbered,
23067 query the call-clobbers bitmap.
23068 (mark_call_clobbered): Ignore global variables.
23069 (clear_call_clobbered): Likewise.
23070 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23071 virtual operands sanity check.
23072 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23074 (TARGET_MEM_REF): Remove TMR_TAG operand.
23075 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23076 Remove call-clobber related code.
23077 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23078 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23079 partitions or escape reason.
23080 (get_single_def_stmt, get_single_def_stmt_from_phi,
23081 get_single_def_stmt_with_phi): Remove.
23082 (dump_referenced_vars): Tidy.
23083 (get_ref_base_and_extent): Allow bare decls.
23084 (collect_dfa_stats): Adjust.
23085 * graphite.c (rename_variables_in_stmt): Adjust.
23086 (graphite_copy_stmts_from_block): Likewise.
23087 (translate_clast): Likewise.
23088 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23090 (translate_vuse_through_block): Use the oracle.
23091 (phi_translate_1): Adjust.
23092 (value_dies_in_block_x): Use the oracle. Cache the outcome
23094 (valid_in_sets): Check if the VUSE for
23095 a REFERENCE is available.
23096 (eliminate): Do not remove stmts during elimination,
23097 instead queue and remove them afterwards.
23098 (do_pre): Do not rebuild alias info.
23099 (pass_pre): Run TODO_rebuild_alias before PRE.
23100 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23101 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23102 (mark_all_v_defs_stmt): Remove.
23103 (mark_all_v_defs_seq): Adjust.
23104 (sra_replace): Likewise.
23105 (scalarize_use): Likewise.
23106 (scalarize_copy): Likewise.
23107 (scalarize_init): Likewise.
23108 (scalarize_ldst): Likewise.
23109 (todoflags): Remove.
23110 (tree_sra): Do not rebuild alias info.
23111 (tree_sra_early): Adjust.
23112 (pass_sra): Run TODO_update_address_taken before SRA.
23113 * tree-predcom.c (set_alias_info): Remove.
23114 (prepare_initializers_chain): Do not call it.
23115 (mark_virtual_ops_for_renaming): Adjust.
23116 (mark_virtual_ops_for_renaming_list): Remove.
23117 (initialize_root_vars): Adjust.
23118 (initialize_root_vars_lm): Likewise.
23119 (prepare_initializers_chain): Likewise.
23120 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23121 (may_propagate_copy_into_stmt): Likewise.
23122 (merge_alias_info): Do nothing for now.
23123 (propagate_tree_value_into_stmt): Adjust.
23124 (stmt_may_generate_copy): Likewise.
23125 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23126 not mark symbols for renaming.
23127 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23128 with the same statement, make sure to update the new pointed-to one.
23129 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23130 call statements, do not mark symbols for renaming.
23131 (mark_operand_necessary): Dump something.
23132 (ref_may_be_aliased): New function.
23133 (mark_aliased_reaching_defs_necessary_1): New helper function.
23134 (mark_aliased_reaching_defs_necessary): Likewise.
23135 (mark_all_reaching_defs_necessary_1): Likewise.
23136 (mark_all_reaching_defs_necessary): Likewise.
23137 (propagate_necessity): Do not process virtual PHIs. For
23138 non-aliased loads mark all reaching definitions as necessary.
23139 For aliased loads and stores mark the immediate dominating
23140 aliased clobbers as necessary.
23141 (visited): New global static.
23142 (perform_tree_ssa_dce): Free visited bitmap after propagating
23144 (remove_dead_phis): Perform simple dead virtual PHI removal.
23145 (remove_dead_stmt): Properly unlink virtual operands when
23147 (eliminate_unnecessary_stmts): Schedule PHI removal after
23149 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23150 (process_replaceable): Likewise.
23151 (find_replaceable_in_bb): Likewise.
23152 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23153 based on the single gimple vop.
23154 (verify_flow_insensitive_alias_info): Remove.
23155 (verify_flow_sensitive_alias_info): Likewise.
23156 (verify_call_clobbering): Likewise.
23157 (verify_memory_partitions): Likewise.
23158 (verify_alias_info): Likewise.
23159 (verify_ssa): Adjust..
23160 (execute_update_addresses_taken): Export. Update SSA
23161 manually. Optimize only when optimizing. Use a local bitmap.
23162 (pass_update_address_taken): Remove TODO_update_ssa, add
23164 (pass_update_address_taken): Just use TODO_update_address_taken.
23165 (init_tree_ssa): Do not initialize addressable_vars.
23166 (verify_ssa): Verify new VUSE / VDEF properties.
23167 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23168 Do not call verify_alias_info.
23169 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23170 Do not free the loaded and stored syms bitmaps. Reset the escaped
23171 and callused solutions. Do not free addressable_vars.
23172 Remove memory-tag related code.
23173 (warn_uninitialized_var): Aliases are always available.
23174 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23175 * lambda-code.c (can_put_in_inner_loop): Adjust.
23176 (can_put_after_inner_loop): Likewise.
23177 (perfect_nestify): Likewise.
23178 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23179 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23180 (vectorizable_conversion): Do not mark symbols for renaming.
23181 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23182 (expand_call_inline): Unlink the calls virtual operands before
23184 (tree_function_versioning): Do not call update_ssa if we are not
23185 updating clones. Simplify.
23186 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23187 (propagate_with_phi): Likewise..
23188 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23189 clobber code. Assert we are not aliased or global.
23190 * tree-flow.h: Include tree-ssa-alias.h
23191 (enum escape_type): Remove.
23192 (struct mem_sym_stats_d): Likewise.
23193 (struct mem_ref_stats_d): Likewise.
23194 (struct gimple_df): Add vop member. Remove global_var,
23195 call_clobbered_vars, call_used_vars, addressable_vars,
23196 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23197 escaped and callused members.
23198 (struct ptr_info_def): Remove all members, add points-to solution
23200 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23201 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23202 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23203 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23204 (tree-ssa-alias.o): Likewise.
23205 (toplev.o): Add tree-ssa-alias.h
23206 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23207 * gimple.c (gimple_set_bb): Fix off-by-one error.
23208 (is_gimple_reg): Do not handle memory tags.
23209 (gimple_copy): Also copy virtual operands.
23210 Delay updating the statement. Do not reset loaded and stored syms.
23211 (gimple_set_stored_syms): Remove.
23212 (gimple_set_loaded_syms): Likewise.
23213 (gimple_call_copy_skip_args): Copy the virtual operands
23214 and mark the new statement modified.
23215 * tree-ssa-structalias.c (may_alias_p): Remove.
23216 (set_uids_in_ptset): Take the alias set to prune with as
23217 parameter. Fold in the alias test of may_alias_p.
23218 (compute_points_to_sets): Compute whether a ptr is dereferenced
23219 in a local sbitmap.
23220 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23221 other ADDRESSOF constraints on the lhs.
23222 (get_constraint_for_component_ref): Assert that we don't get
23223 ADDRESSOF constraints from the base of the reference.
23224 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23225 (struct variable_info): Remove collapsed_to member.
23226 (get_varinfo_fc): Remove.
23227 (new_var_info): Do not set collapsed_to.
23228 (dump_constraint): Do not follow cycles.
23229 (dump_constraint_graph): Likewise.
23230 (build_pred_graph): Likewise.
23231 (build_succ_graph): Likewise.
23232 (rewrite_constraints): Likewise.
23233 (do_simple_structure_copy): Remove.
23234 (do_rhs_deref_structure_copy): Remove.
23235 (do_lhs_deref_structure_copy): Remove.
23236 (collapse_rest_of_var): Remove.
23237 (do_structure_copy): Re-implement.
23238 (pta_stats): New global variable.
23239 (dump_pta_stats): New function.
23240 (struct constraint_expr): Make offset signed.
23241 (UNKNOWN_OFFSET): Define special value.
23242 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23243 (solution_set_expand): New helper function split out from ...
23244 (do_sd_constraint): ... here.
23245 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23246 (do_ds_constraint): Likewise.
23247 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23248 and CALLUSED = *CALLUSED.
23249 (set_union_with_increment): Make inc argument signed.
23250 (type_safe): Remove.
23251 (get_constraint_for_ptr_offset): Handle unknown and negative
23253 (first_vi_for_offset): Handle offsets before start. Bail
23254 out early for offsets beyond the variable extent.
23255 (first_or_preceding_vi_for_offset): New function.
23256 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23257 Together with ESCAPED = *ESCAPED this properly computes reachability.
23258 (find_what_var_points_to): New function.
23259 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23260 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23261 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23262 pt_solutions_intersect): New functions.
23263 (compute_call_used_vars): Remove.
23264 (compute_may_aliases): New main entry into PTA computation.
23265 * gimple.h (gimple_p): New typedef.
23266 (struct gimple_statement_base): Remove references_memory_p.
23267 (struct gimple_statement_with_memory_ops_base): Remove
23268 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23270 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23271 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23272 gimple_set_references_memory): Remove.
23273 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23274 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23276 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23277 (verify_expr): Allow RESULT_DECL.
23278 (gimple_duplicate_bb): Do not copy virtual operands.
23279 (gimple_duplicate_sese_region): Adjust.
23280 (gimple_duplicate_sese_tail): Likewise.
23281 (mark_virtual_ops_in_region): Remove.
23282 (move_sese_region_to_fn): Do not call it.
23283 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23284 and pass_simple_dse.
23285 (execute_function_todo): Handle TODO_update_address_taken,
23286 call execute_update_addresses_taken for TODO_rebuild_alias.
23287 (execute_todo): Adjust.
23288 (execute_one_pass): Init dump files early.
23289 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23291 (create_general_new_stmt): Clear vops.
23292 * tree-ssa-reassoc.c (get_rank): Adjust.
23293 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23294 symbols for renaming.
23295 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23296 (PARAM_AVG_ALIASED_VOPS): Likewise.
23297 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23298 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23299 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23300 (operand_build_cmp, copy_virtual_operands,
23301 create_ssa_artificial_load_stmt, add_to_addressable_set,
23302 gimple_add_to_addresses_taken): Remove public functions.
23303 (unlink_stmt_vdef): New function.
23305 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23307 * config.gcc (powerpc-*-linux*): Merge variants.
23309 2009-04-02 Chao-ying Fu <fu@mips.com>
23310 James Grosbach <james.grosbach@microchip.com>
23312 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23313 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23315 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23316 keep_interrupts_masked_p, use_debug_exception_return_p.
23317 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23318 keep_interrupts_masked, use_debug_exception_return.
23319 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23320 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23322 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23323 (mips_print_operand): Process COP0 registers to print $0 .. $31
23324 correctly for GAS to process.
23325 (mips_interrupt_extra_call_saved_reg_p): New function.
23326 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23328 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23329 (mips_compute_frame_info): Add supports for interrupt context that
23330 includes doubleword accumulators and COP0 registers.
23331 (mips_for_each_saved_acc): New function.
23332 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23333 mips_for_each_saved_reg.
23334 (mips_save_reg): Save accumulators.
23335 (mips_kernel_reg_p): A new for_each_rtx callback.
23336 (mips_expand_prologue): Support interrupt handlers.
23337 (mips_restore_reg): Restore accumulators.
23338 (mips_expand_epilogue): Support interrupt handlers.
23339 (mips_can_use_return_insn): Return false for interrupt handlers.
23340 (mips_epilogue_uses): New function.
23341 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23342 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23343 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23344 cop0_move): New instructions.
23345 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23346 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23348 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23350 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23351 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23352 interrupt handlers, we use K0 as the temporary register.
23353 (EPILOGUE_USES): Change to a function call.
23354 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23355 handlers, we use K0 as the temporary register.
23357 * doc/extend.texi (Function Attributes): Document interrupt,
23358 use_shadow_register_set, keep_interrupts_masked,
23359 use_debug_exception_return for MIPS attributes.
23361 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23363 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23364 Remove a number of t-files from tmake_file.
23365 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23366 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23367 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23368 target_prototype, not TARGET_PROTOTYPE.
23369 (LINK_OS_GNU_SPEC): Define.
23370 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23371 and darwin-ldoubdle.c.
23373 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23376 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23377 (cpp_options): Ditto.
23378 (default_compilers): Ditto.
23379 (display_help): Ditto.
23380 (process_command): Ditto.
23381 (do_spec_1): Ditto.
23382 (set_input): Use lbasename instead of duplicate code.
23383 (save_temps_prefix): New static for -save-temps=obj.
23384 (save_temps_length): Ditto.
23386 * doc/invoke.texi (-save-temps=obj): Document new variant to
23387 -save-temps switch.
23389 2009-04-02 Jeff Law <law@redhat.com>
23391 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23394 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23396 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23397 * configure: Regenerated.
23399 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23401 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23402 share the argument list.
23404 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23408 2009-02-12 Diego Novillo <dnovillo@google.com>
23410 * varpool.c (debug_varpool): New.
23411 * cgraph.h (debug_varpool): Declare.
23413 2009-04-02 Jan Hubicka <jh@suse.cz>
23415 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23418 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23420 * config/i386/i386.c (ix86_abi): Move initialization to ...
23421 (override_options): Here.
23423 2009-04-02 Christian Bruel <christian.bruel@st.com>
23425 * config/sh/sh.c (sh_dwarf_register_span): New function.
23426 (TARGET_DWARF_REGISTER_SPAN): Define.
23427 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23429 2009-04-02 Ira Rosen <irar@il.ibm.com>
23431 PR tree-optimization/39595
23432 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23433 interleaved loads group is not greater than the SLP group size.
23435 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23437 * builtins.c (is_builtin_name): New.
23438 (called_as_built_in): Use is_builtin_name.
23439 * tree.h (is_builtin_name): New.
23440 * varasm.c (incorporeal_function_p): Use is_builtin_name
23442 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
23444 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
23446 2009-04-02 Dodji Seketeli <dodji@redhat.com>
23449 * c-decl.c (clone_underlying_type): Move this ...
23450 * c-common.c (set_underlying_type): ... here.
23451 Also, make sure the function properly sets TYPE_STUB_DECL() on
23452 the newly created typedef variant type.
23453 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
23454 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
23457 2009-04-02 Richard Guenther <rguenther@suse.de>
23459 PR tree-optimization/37221
23460 * tree-flow.h (degenerate_phi_result): Declare.
23461 * tree-ssa-dom.c (degenerate_phi_result): Export.
23462 * tree-scalar-evolution.c (analyze_initial_condition): If
23463 the initial condition is defined by a degenerate PHI node
23464 use the degenerate value.
23466 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
23468 PR rtl-optimization/39588
23469 * combine.c (merge_outer_ops): Do not set the constant when this
23471 (simplify_shift_const_1): Do not modify it either in this case.
23473 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
23475 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
23476 tuning is deprecated if -mtune value is set to an Itanium1 variant.
23478 2009-04-01 Janis Johnson <janis187@us.ibm.com>
23481 * c-lex.c (interpret_float): Default (no suffix) is double.
23483 2009-04-1 Xinliang David Li <davidxl@google.com>
23485 * config/i386/i386.c (legitimate_constant_p): Recognize
23486 all one vector constant.
23488 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23490 * config/vax/vax.c: Add #includes to silence warnings.
23491 Change #include order to silence two warnings.
23493 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23495 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
23496 (ASM_SPEC): Pass -k to the assembler for PIC code.
23498 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23500 * config.gcc: Add vax-*-linux* to the switch.
23501 * config/vax/linux.h: New file. (TARGET_VERSION,
23502 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
23504 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23506 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
23507 Use predicate macros instead of GET_CODE() == foo.
23508 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
23509 ashlsi3, rotrsi3, <unnamed>): Likewise.
23511 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23513 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
23514 jbbccihi, jbbccisi): Remova trailing whitespace.
23515 * config/vax/constraints.md: Likewise.
23516 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23517 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
23518 * config/vax/predicates.md: Likewise.
23519 * config/vax/vax.c (print_operand_address, vax_output_int_move,
23520 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
23521 * config/vax/vax.h: Likewise.
23522 * config/vax/vax.md (nonlocal_goto): Likewise.
23524 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23526 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
23527 (indirectable_address_p, adjacent_operands_p): Add spaces around
23529 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
23531 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23533 * config/vax/vax.c (legitimate_constant_address_p,
23534 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
23535 index_term_p, reg_plus_index_p, legitimate_address_p,
23536 vax_mode_dependent_address_p): Update comments to match functions
23537 modified by the recent int->bool conversion.
23539 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23541 * config/vax/builtins.md: Update copyright message.
23542 * config/vax/constraints.md: Likewise.
23543 * config/vax/netbsd-elf.h: Likewise.
23544 * config/vax/predicates.md: Likewise.
23545 * config/vax/vax-protos.h: Likewise.
23546 * config/vax/vax.c: Likewise.
23547 * config/vax/vax.h: Likewise.
23548 * config/vax/vax.md: Likewise.
23549 * config/vax/vax.opt: Likewise.
23551 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23553 * config/vax/builtins.md (ffssi2, ffssi2_internal,
23554 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
23555 * config/vax/constraints.md (B, R): Likewise.
23556 * config/vax/predicates.md (external_memory_operand,
23557 nonimmediate_addsub_di_operand): Likewise.
23558 * config/vax/vax.c (vax_output_int_add): Likewise.
23559 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
23560 untyped_call): Likewise.
23562 2009-04-01 Matt Thomas <matt@3am-software.com>
23564 * config/vax/predicates.md: New file.
23565 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
23566 external_const_operand, nonsymbolic_operand, external_memory_operand,
23567 indirect_memory_operand, indexed_memory_operand,
23568 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
23569 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
23571 * config/vax/constraints.md: New file.
23572 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
23574 * config/vax/builtins.md: New file.
23575 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
23576 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
23578 * config/vax/vax.opt (mqmath): Add option.
23579 * config/vax/vax.md (isfx): Extend with DI.
23580 (VAXintQH, VAXintQHSD): Define.
23581 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
23582 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
23583 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
23584 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
23585 (movdi): Update constraints and use vax_output_int_move().
23586 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
23587 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
23588 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
23589 nonlocal_goto): New.
23590 (mov<mode>): Extend accepted operand types.
23591 (subdi3_old): Rename from subdi3, change update constraints and use
23592 a new implementation.
23593 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
23594 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
23595 MOVE_RATIO, CLEAR_RATIO): Define.
23596 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
23597 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
23598 (PRINT_OPERAND): Redefine using a function instead of inlined code.
23599 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
23600 (split_quadword_operands): Make static and really allow variable
23602 (print_operand_address): Update for PIC generation.
23603 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
23604 indexable_address_p, fixup_mathdi_operand,
23605 vax_expand_addsub_di_operands, adjacent_operands_p): New.
23606 (vax_float_literal, legitimate_constant_p,
23607 indirectable_constant_address_p, index_term_p,
23608 reg_plus_index_p): Return bool instead of int.
23609 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
23611 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
23613 (vax_output_conditional_branch): Indent.
23614 (legitimate_constant_address_p, indirectable_constant_address_p,
23615 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
23616 vax_mode_dependent_address_p): Return bool instead of int, update for
23618 * config/vax/vax-protos.h (legitimate_constant_address_p,
23619 legitimate_constant_p, legitimate_address_p,
23620 vax_mode_dependent_address_p): Change declaration to bool.
23621 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
23622 vax_expand_addsub_di_operands, vax_output_int_subtract,
23623 vax_output_movmemsi): Declare.
23624 (split_quadword_operands, vax_float_literal): Delete declaration.
23625 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
23626 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
23627 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
23628 ASM_OUTPUT_DWARF_PCREL): Define.
23629 (ASM_SPEC): Change definition to allow PIC generation.
23631 2009-04-01 Steve Ellcey <sje@cup.hp.com>
23633 * doc/sourcebuild.texi: Update front-end requirements.
23635 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23638 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
23639 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
23640 (booldi3_internal3): Use boolean_or_operator instead of
23643 2009-04-01 Joseph Myers <joseph@codesourcery.com>
23646 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
23647 declarator whose size is not an integer constant expression but
23648 folds to an integer constant, then treat it as a constant
23651 2009-04-01 Richard Guenther <rguenther@suse.de>
23653 * fold-const.c (fold_plusminus_mult_expr): Do not fold
23654 i * 4 + 2 to (i * 2 + 1) * 2.
23656 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23659 * c-parser.c (c_parser_asm_statement): Skip until close paren and
23660 return if c_parser_asm_string_literal returned NULL.
23662 2009-04-01 Nick Clifton <nickc@redhat.com>
23664 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
23666 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
23667 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
23668 other typedefs to avoid conflicts with libgcc2.c. Define labels
23669 to gain 16-bit bit-manipulation functions from libgcc2.c and then
23671 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
23672 to gain 16-bit trapping arithmetic functions from libgcc2.c and
23675 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
23677 * varasm.c (default_function_rodata_section): Declare DOT as
23680 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
23681 Andrey Galkin <agalkin@hypercom.com>
23684 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
23685 Make object_name unique for each process.
23687 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23690 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
23691 addressable variables in the parallel that could go out of scope while
23692 running queued tasks.
23694 2009-04-01 Anatoly Sokolov <aesok@post.ru>
23696 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
23697 (CASE_VALUES_THRESHOLD): Redefine.
23698 * config/avr/avr.c (avr_override_options): Remove initialization of
23699 avr_case_values_threshold variable.
23700 (avr_case_values_threshold): Remove variable. Add new function.
23701 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
23702 * config/avr/avr.opt (mno-tablejump): Remove option.
23703 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
23705 2009-04-01 DJ Delorie <dj@redhat.com>
23707 * varasm.c (default_function_rodata_section): Don't assume
23708 anything about where the first '.' in the section name is.
23710 2009-04-01 Alan Modra <amodra@bigpond.net.au>
23712 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
23713 rs6000_emit_stack_tie.
23715 2009-03-31 Ian Lance Taylor <iant@google.com>
23717 * tree-eh.c (tree_remove_unreachable_handlers): Compare
23718 gimple_code with GIMPLE_RESX, not RESX.
23720 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23722 * c-common.c (c_get_ident): New.
23723 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
23725 2009-04-01 Ben Elliston <bje@au.ibm.com>
23727 * config/rs6000/sysv4.opt (msdata): Improve option description.
23729 2009-03-31 Steve Ellcey <sje@cup.hp.com>
23731 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
23732 (divdf3_internal_lat): Remove.
23733 (divxf3_internal_lat): Remove.
23734 (divxf3_internal_thr): Remove.
23735 (divxf): Use divxf3_internal.
23736 * config/ia64/div.md (divsf3_internal_lat): New.
23737 (divdf3_internal_lat): New.
23738 (divxf3_internal): New.
23740 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23743 * Makefile.in (USE_GCC_STDINT): Define.
23744 (stmp-int-hdrs): Install stdint.h if applicable.
23745 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
23747 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
23748 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
23749 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23750 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23751 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23752 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23753 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23754 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23755 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23756 (c_common_nodes_and_builtins): Initialize
23757 underlying_wchar_type_node. Do not initialize
23758 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
23759 nodes for new types.
23760 (c_stddef_cpp_builtins): Define macros for new types.
23761 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
23763 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
23764 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
23765 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
23766 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
23767 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
23768 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
23769 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
23770 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
23771 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
23772 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
23773 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
23774 int16_type_node, int32_type_node, int64_type_node,
23775 uint8_type_node, uint16_type_node, c_uint32_type_node,
23776 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
23777 int_least32_type_node, int_least64_type_node,
23778 uint_least8_type_node, uint_least16_type_node,
23779 uint_least32_type_node, uint_least64_type_node,
23780 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
23781 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
23782 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
23783 uintptr_type_node): Define.
23784 * c-cppbuiltin.c (builtin_define_constants,
23785 builtin_define_type_minmax): New.
23786 (builtin_define_stdint_macros): Define more macros.
23787 (c_cpp_builtins): Define more limit macros.
23788 (type_suffix): New.
23789 (builtin_define_type_max): Define in terms of
23790 builtin_define_type_minmax. Remove is_long parameter. All
23792 * config.gcc (use_gcc_stdint): Define.
23793 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
23794 Add newlib-stdint.h for generic targets.
23795 * config/glibc-stdint.h, config/newlib-stdint.h,
23796 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
23797 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
23798 * config/score/score.h (UINTPTR_TYPE): Define.
23799 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
23800 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
23801 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23802 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23803 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23804 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23805 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23806 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23807 * config/spu/spu.h (STDINT_LONG32): Define.
23808 * configure.ac (use_gcc_stdint): Substitute.
23809 * configure: Regenerate.
23810 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
23811 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
23812 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
23813 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
23814 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
23815 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
23816 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
23817 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
23818 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
23819 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
23820 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
23821 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
23822 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
23823 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
23824 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
23825 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
23826 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
23827 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
23828 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
23829 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
23830 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
23831 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
23832 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23833 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23834 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23835 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23836 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23837 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23838 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
23840 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
23842 * loop-iv.c (suitable_set_for_replacement): Renamed from
23843 simplify_using_assignment; changed to return bool and to accept new
23844 args DEST and SRC. Return true iff we find a source/destination pair
23845 that can be used to make a replacement, and fill SRC and DEST if so.
23846 Remove arg ALTERED. Don't deal with altered regs here. All callers
23848 (simplify_using_initial_values): Deal with altered regs here and track
23849 more precisely the effect they have on the validity of our expression.
23851 * loop-iv.c (simplify_using_condition): A condition of the form
23852 (EQ REG CONST) can be used to simply make a substitution.
23853 (simplify_using_initial_values): Keep track of conditions we have seen
23854 and keep using them to simplify new expressions, while applying the
23855 same substitutions to them as to the expression.
23857 * simplify-rtx.c (simplify_relational_operation_1): Simplify
23858 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
23861 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
23862 changed. Use this when trying to improve the upper bound.
23863 Generate the comparison by using simplify_gen_relational.
23865 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
23867 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
23869 (simplify_using_assignment, simplify_using_initial_values): Call
23870 replace_in_expr to make replacements. Call replace_single_def_regs
23871 once on the initial version of the expression.
23873 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23876 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
23878 2009-03-31 Richard Guenther <rguenther@suse.de>
23880 PR middle-end/31029
23881 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
23882 equality comparisons. Fold C - X CMP X if C % 2 == 1.
23884 2009-03-31 Richard Guenther <rguenther@suse.de>
23886 * tree.h (div_if_zero_remainder): Declare.
23887 * fold-const.c (div_if_zero_remainder): Export.
23888 * tree-ssa-forwprop.c
23889 (forward_propagate_addr_into_variable_array_index): Handle
23890 constant array index addition outside of the variable index.
23892 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23895 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
23896 define_splits, floatunssi<mode>2): Require x87 conversions from
23897 DImode to be permitted.
23899 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23901 PR preprocessor/15638
23902 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
23904 2009-03-31 Richard Guenther <rguenther@suse.de>
23906 PR middle-end/23401
23907 PR middle-end/27810
23908 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
23909 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
23910 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
23911 a separate statement.
23912 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
23913 (lookup_tmp_var): Likewise.
23914 (is_gimple_formal_tmp_or_call_rhs): Remove.
23915 (is_gimple_reg_or_call_rhs): Rename to ...
23916 (is_gimple_reg_rhs_or_call): ... this.
23917 (is_gimple_mem_or_call_rhs): Rename to ...
23918 (is_gimple_mem_rhs_or_call): ... this.
23919 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
23920 DECL_GIMPLE_REG_P only if is_formal is true.
23921 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
23922 for non-proper post-modify expression gimplification.
23923 (gimplify_self_mod_expr): For post-modify expressions gimplify
23924 the lvalue to a minimal lvalue.
23925 (rhs_predicate_for): Remove formal temp case.
23926 (gimplify_modify_expr_rhs): Likewise.
23927 (gimplify_addr_expr): Use is_gimple_reg.
23928 (gimplify_expr): Remove formal temp cases.
23929 (gimple_regimplify_operands): Likewise.
23930 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
23931 and FILTER_EXPR like constants.
23932 * gimple.c (walk_gimple_op): Fix val_only initialization, use
23934 (is_gimple_formal_tmp_rhs): Remove.
23935 (is_gimple_reg_rhs): Remove special casing.
23936 (is_gimple_mem_rhs): Fix.
23937 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
23938 (is_gimple_formal_tmp_var): Remove.
23939 (is_gimple_formal_tmp_reg): Likewise.
23940 (is_gimple_min_lval): Allow invariant component ref parts.
23941 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
23942 is_gimple_formal_tmp_reg): Remove declarations.
23943 * tree-cfg.c (verify_expr): Verify that variables with address
23944 taken do not have DECL_GIMPLE_REG_P set.
23945 * tree-mudflap.c (mf_build_check_statement_for): Use
23946 force_gimple_operand instead of gimplify_expr.
23948 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
23950 * modulo-sched.c (sms_schedule_by_order): Pass the actual
23951 schedulable rows to compute_split_row.
23953 2009-03-31 Ben Elliston <bje@au.ibm.com>
23956 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
23959 2009-03-31 Alan Modra <amodra@bigpond.net.au>
23961 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
23962 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
23963 * configure: Regenerate.
23964 * config.in: Regenerate.
23965 * config/rs6000/rs6000.opt (mtls-markers): Add.
23966 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
23967 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
23968 (tls_ld_aix, tls_ld_sysv): Likewise.
23969 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
23970 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
23972 2009-03-31 Alan Modra <amodra@bigpond.net.au>
23974 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
23976 2009-03-30 Jan Hubicka <jh@suse.cz>
23978 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
23980 (tree_remove_unreachable_handlers): Cleanup EH predecestor
23981 detection and label handling.
23983 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23985 * ira-int.h (ira_allocno): Rename left_conflicts_num to
23986 left_conflicts_size.
23987 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
23988 ALLOCNO_LEFT_CONFLICTS_SIZE.
23990 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
23991 remove_allocno_from_bucket_and_push,
23992 allocno_spill_priority_compare, push_allocnos_to_stack,
23993 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
23994 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
23995 (setup_allocno_left_conflicts_num): Ditto. Rename to
23996 setup_allocno_left_conflicts_size.
23997 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
23998 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
23999 setup_allocno_left_conflicts_size instead of
24000 setup_allocno_left_conflicts_num.
24002 * ira-build.c (ira_create_allocno): Use
24003 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24004 ALLOCNO_LEFT_CONFLICTS_NUM.
24006 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24008 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24009 instead of DF_LR_OUT.
24011 * ira-lives.c (process_bb_node_lives): Ditto.
24013 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24014 instead of DF_LR_{OUT,IN}.
24016 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24018 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24020 2009-03-30 Jan Hubicka <jh@suse.cz>
24022 * except.c (label_to_region_map): Fix thinko.
24024 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24026 PR middle-end/38237
24027 * tree.h (tree_find_value): New declaration.
24028 * tree.c (tree_find_value): New function.
24029 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24031 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24034 * c-decl.c (struct c_binding): Add locus field.
24035 (bind): Add locus argument, set locus field from it.
24036 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24037 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24038 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24039 implicitly_declare, undeclared_variable, lookup_label,
24040 declare_label, c_make_fname_decl, c_builtin_function,
24041 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24044 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24047 * config/i386/i386.c (classify_argument): Check total size of
24050 2009-03-30 Martin Jambor <mjambor@suse.cz>
24052 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24053 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24054 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24057 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24058 seen_variable_array_ref while also traversing a union.
24060 * tree-inline.c (optimize_inline_calls): Do not call
24061 cgraph_node_remove_callees.
24062 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24063 (pass_remove_cgraph_callee_edges): New variable.
24064 * passes.c (init_optimization_passes): Add
24065 pass_remove_cgraph_callee_edges after early inlining and before all
24066 late intraprocedural passes.
24068 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24070 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24072 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24073 Fix typos in names.
24075 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24077 * combine.c (simplify_comparison): Use have_insn_for.
24078 * dojump.c (do_jump): Likewise.
24080 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24082 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24083 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24084 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24085 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24086 instead of sparc_compare_emitted.
24087 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24088 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24089 instead of sparc_compare_emitted.
24091 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24093 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24094 enter/exit cfglayout mode.
24095 (pass_partition_block): Require it.
24096 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24097 (combine_instructions): Track basic blocks instead of labels.
24098 (update_cfg_for_uncondjump): New.
24099 (try_combine): Use it. Update jumps after rescanning.
24100 (pass_combine): Require PROP_cfglayout.
24101 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24103 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24105 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24106 Provide/destroy PROP_cfglayout respectively.
24107 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24108 * tree-pass.h (PROP_cfglayout): New.
24110 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24112 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24113 fold_convert_const_fixed_from_fixed,
24114 fold_convert_const_fixed_from_int,
24115 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24116 set TREE_CONSTANT_OVERFLOW.
24117 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24118 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24120 2009-03-30 Ira Rosen <irar@il.ibm.com>
24122 * tree-vect-loop-manip.c: New file.
24123 * tree-vectorizer.c: Update documentation and included files.
24124 (vect_loop_location): Make extern.
24125 (rename_use_op): Move to tree-vect-loop-manip.c
24126 (rename_variables_in_bb, rename_variables_in_loop,
24127 slpeel_update_phis_for_duplicate_loop,
24128 slpeel_update_phi_nodes_for_guard1,
24129 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24130 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24131 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24132 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24133 find_loop_location): Likewise.
24134 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24135 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24136 get_vectype_for_scalar_type, vect_is_simple_use,
24137 supportable_widening_operation, supportable_narrowing_operation):
24139 (bb_in_loop_p): Move to tree-vect-loop.c.
24140 (new_loop_vec_info, destroy_loop_vec_info,
24141 reduction_code_for_scalar_code, report_vect_op,
24142 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24143 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24144 (vect_supportable_dr_alignment): Likewise.
24145 * tree-vectorizer.h (tree-data-ref.h): Include.
24146 (vect_loop_location): Declare.
24147 Reorganize function declarations according to the new file structure.
24148 * tree-vect-loop.c: New file.
24149 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24150 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24151 * tree-vect-data-refs.c: New file.
24152 * tree-vect-patterns.c (timevar.h): Don't include.
24153 * tree-vect-stmts.c: New file.
24154 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24155 tree-vect-slp.c, tree-vect-loop.c.
24156 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24157 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24158 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24159 (tree-vect-analyze.o): Remove.
24160 (tree-vect-transform.o): Likewise.
24161 (tree-vect-data-refs.o): Add rule.
24162 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24163 tree-vect-slp.o): Likewise.
24164 (tree-vect-patterns.o): Remove redundant dependencies.
24165 (tree-vectorizer.o): Likewise.
24166 * tree-vect-slp.c: New file.
24168 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24170 * optc-gen.awk: Warn if an option flag has multiple different
24173 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24175 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24176 -floop-block): Document dependences on PPL, CLooG and Graphite.
24178 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24180 PR rtl-optimization/323
24181 * c-common.c (c_fully_fold, convert_and_check,
24182 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24183 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24184 * c-common.def (EXCESS_PRECISION_EXPR): New.
24185 * c-cppbuiltin.c (builtin_define_float_constants): Define
24186 constants with enough digits for long double.
24187 * c-lex.c (interpret_float): Interpret constant with excess
24188 precision where appropriate.
24189 * c-opts.c (c_common_post_options): Set
24190 flag_excess_precision_cmdline. Give an error for
24191 -fexcess-precision=standard for C++ for processors where the
24192 option is significant.
24193 * c-parser.c (c_parser_conditional_expression): Handle excess
24194 precision in condition.
24195 * c-typeck.c (convert_arguments): Handle arguments with excess
24197 (build_unary_op): Move excess precision outside operation.
24198 (build_conditional_expr): Likewise.
24199 (build_compound_expr): Likewise.
24200 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24201 (build_modify_expr): Handle excess precision in RHS.
24202 (convert_for_assignment): Handle excess precision in converted
24204 (digest_init, output_init_element, process_init_element): Handle
24205 excess precision in initializer.
24206 (c_finish_return): Handle excess precision in return value.
24207 (build_binary_op): Handle excess precision in operands and add
24208 excess precision as needed for operation.
24209 * common.opt (-fexcess-precision=): New option.
24210 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24211 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24212 For standard excess precision, output explicit conversion to and
24213 truncation from XFmode.
24214 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24215 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24216 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24217 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24218 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24219 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24220 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24221 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24222 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24223 define_splits, sqrt<mode>2): Disable where appropriate for
24224 standard excess precision.
24225 * convert.c (convert_to_real): Do not shorten arithmetic to type
24226 for which excess precision would be used.
24227 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24228 * doc/invoke.texi (-fexcess-precision=): Document option.
24229 (-mfpmath=): Correct index entry.
24230 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24231 flag_excess_precision): New.
24232 * langhooks.c (lhd_post_options): Set
24233 flag_excess_precision_cmdline.
24234 * opts.c (common_handle_option): Handle -fexcess-precision=.
24235 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24236 init_excess_precision): New.
24237 (lang_dependent_init_target): Call init_excess_precision.
24238 * tree.c (excess_precision_type): New.
24239 * tree.h (excess_precision_type): Declare.
24241 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24244 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24245 non-lvalue to component.
24247 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24249 PR preprocessor/34695
24250 * Makefile.in (c-opts.o): Depend on c-tree.h.
24251 * c-common.c: Move down include of diagnostic.h.
24252 (done_lexing, c_cpp_error): New.
24253 * c-common.h (done_lexing): Declare.
24254 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24256 * c-opts.c: Include c-tree.h.
24257 (c_common_init_options): Set preprocessor error callback.
24258 (c_common_handle_option): Do not set preprocessor
24259 inhibit_warnings, warnings_are_errors, warn_system_headers,
24260 pedantic_errors or inhibit_warnings flags.
24261 (c_common_post_options): Do not check cpp_errors (parse_in).
24262 (c_common_finish): Do not output dependencies if there were
24263 errors. Do not check return value of cpp_finish.
24264 * c-ppoutput.c (pp_file_change): Set input_location.
24265 * c-tree.h (c_cpp_error): Declare.
24266 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24268 (diagnostic_build_prefix): Check override_column.
24269 * diagnostic.h (diagnostic_info): Add override_column field.
24270 (diagnostic_override_column): Define.
24272 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24274 * c-common.c (c_expand_expr, c_staticp): Remove.
24275 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24276 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24277 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24278 * c-gimplify.c (gimplify_compound_literal_expr,
24279 optimize_compound_literals_in_ctor): Remove.
24280 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24281 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24282 * c-semantics.c (emit_local_var): Remove.
24284 * langhooks-def.h (lhd_expand_expr): Remove.
24285 * langhooks.c (lhd_expand_expr): Remove.
24286 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24288 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24289 handling from c-semantics.c; don't call into langhook.
24290 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24291 * gimplify.c (gimplify_compound_literal_expr,
24292 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24293 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24294 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24295 as was done in c-gimplify.c.
24296 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24297 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24298 Move from c-common.h.
24299 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24301 * tree.c (staticp): Do not call langhook.
24302 * langhooks.c (lhd_staticp): Delete.
24303 * langhooks-def.h (lhd_staticp): Delete prototype.
24304 (LANG_HOOKS_STATICP): Delete.
24305 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24307 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24308 instead of DECL_STMTs.
24310 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24318 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24320 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24321 contained expression.
24322 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24323 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24324 conditional expressions for C.
24325 (decl_constant_value_for_optimization): Move from
24326 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24327 whether optimizing and that the expression is a VAR_DECL not of
24328 array type instead of doing such checks in the caller. Do not
24329 check pedantic. Call gcc_unreachable for C++.
24330 * c-common.def (C_MAYBE_CONST_EXPR): New.
24331 * c-common.h (c_fully_fold, c_save_expr,
24332 decl_constant_value_for_optimization): New prototypes.
24333 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24334 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24335 EXPR_INT_CONST_OPERANDS): Define.
24336 * c-convert.c (convert): Strip nops from expression.
24337 * c-decl.c (groktypename): Take extra parameters expr and
24338 expr_const_operands. Update call to grokdeclarator.
24339 (start_decl): Update call to grokdeclarator. Add statement for
24340 expressions used in type of decl.
24341 (grokparm): Update call to grokdeclarator.
24342 (push_parm_decl): Update call to grokdeclarator.
24343 (build_compound_literal): Add parameter non_const and build a
24344 C_MAYBE_COSNT_EXPR if applicable.
24345 (grokdeclarator): Take extra parameters expr and
24346 expr_const_operands. Track expressions used in declaration
24347 specifiers and declarators. Fold array sizes and track whether
24348 they are constant expressions and whether they are integer
24349 constant expressions.
24350 (parser_xref_tag): Set expr and expr_const_operands fields in
24352 (grokfield): Update call to grokdeclarator.
24353 (start_function): Update call to grokdeclarator.
24354 (build_null_declspecs): Set expr and expr_const_operands fields in
24356 (declspecs_add_type): Handle expressions in typeof specifiers.
24357 * c-parser.c (c_parser_declspecs): Set expr and
24358 expr_const_operands fields for declaration specifiers.
24359 (c_parser_enum_specifier): Likewise.
24360 (c_parser_struct_or_union_specifier): Likewise.
24361 (c_parser_typeof_specifier): Likewise. Update call to
24362 groktypename. Fold expression as needed. Return expressions with
24363 type instead of adding statements.
24364 (c_parser_attributes): Update calls to c_parser_expr_list.
24365 (c_parser_statement_after_labels): Fold expression before passing
24366 to objc_build_throw_stmt.
24367 (c_parser_condition): Fold expression.
24368 (c_parser_asm_operands): Fold expression.
24369 (c_parser_conditional_expression): Use c_save_expr. Update call
24370 to build_conditional_expr.
24371 (c_parser_alignof_expression): Update call to groktypename.
24372 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24373 original_code. Fold expression argument of va_arg. Create
24374 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24375 argument to va_arg. Update calls to groktypename. Fold array
24376 index for offsetof. Verify that first argument to
24377 __builtin_choose_expr has integer type.
24378 (c_parser_postfix_expression_after_paren_type): Update calls to
24379 groktypename and build_compound_literal. Handle expressions with
24380 side effects in type name.
24381 (c_parser_postfix_expression_after_primary): Update call to
24382 c_parser_expr_list. Set original_code for calls to
24383 __builtin_constant_p.
24384 (c_parser_expr_list): Take extra parameter fold_p. Fold
24385 expressions if requested.
24386 (c_parser_objc_type_name): Update call to groktypename.
24387 (c_parser_objc_synchronized_statement): Fold expression.
24388 (c_parser_objc_receiver): Fold expression.
24389 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24390 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24391 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24392 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24393 (struct c_typespec): Add elements expr and expr_const_operands.
24394 (struct c_declspecs): Add elements expr and expr_const_operands.
24395 (groktypename, build_conditional_expr, build_compound_literal):
24397 (in_late_binary_op): Declare.
24398 * c-typeck.c (note_integer_operands): New function.
24399 (in_late_binary_op): New variable.
24400 (decl_constant_value_for_broken_optimization): Move to c-common.c
24401 and rename to decl_constant_value_for_optimization.
24402 (default_function_array_conversion): Do not strip nops.
24403 (default_conversion): Do not call
24404 decl_constant_value_for_broken_optimization.
24405 (build_array_ref): Do not fold result.
24406 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24407 result when operand is a VLA.
24408 (c_expr_sizeof_type): Update call to groktypename. Handle
24409 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24410 result when operand names a VLA type.
24411 (build_function_call): Update call to build_compound_literal.
24412 Only fold result for calls to __builtin_* functions. Strip
24413 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24414 the function designator.
24415 (convert_arguments): Fold arguments. Update call to
24416 convert_for_assignment.
24417 (build_unary_op): Handle increment and decrement of
24418 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24419 decrement earlier. Fold operand of increment and decrement.
24420 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24421 built for integer operand. Wrap returns that are INTEGER_CSTs
24422 without being integer constant expressions or that have integer
24423 constant operands without being INTEGER_CSTs.
24424 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24425 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24426 result is an integer constant expression or can be used in
24427 unevaluated parts of one and avoid folding and wrap as
24428 appropriate. Fold operands before possibly doing -Wsign-compare
24430 (build_compound_expr): Wrap result for C99 if operands can be used
24431 in integer constant expressions.
24432 (build_c_cast): Update call to digest_init. Do not ignore
24433 overflow from casting floating-point constants to integers. Wrap
24434 results that could be confused with integer constant expressions,
24435 null pointer constants or floating-point constants.
24436 (c_cast_expr): Update call to groktypename. Handle expressions
24437 included in type name.
24438 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
24439 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
24440 Update calls to convert_for_assignment.
24441 (convert_for_assignment): Take new parameter
24442 null_pointer_constant. Do not strip nops or call
24443 decl_constant_value_for_broken_optimization. Set
24444 in_late_binary_op for conversions to boolean.
24445 (store_init_value): Update call to digest_init.
24446 (digest_init): Take new parameter null_pointer_constant. Do not
24447 call decl_constant_value_for_broken_optimization. pedwarn for
24448 initializers not constant expressions. Update calls to
24449 convert_for_assignment.
24450 (constructor_nonconst): New.
24451 (struct constructor_stack): Add nonconst element.
24452 (really_start_incremental_init, push_init_level, pop_init_level):
24453 Handle constructor_nonconst and nonconst element.
24454 (set_init_index): Call constant_expression_warning for array
24456 (output_init_element): Fold value. Set constructor_nonconst as
24457 applicable. pedwarn for initializers not constant expressions.
24458 Update call to digest_init. Call constant_expression_warning
24459 where constant initializers are required.
24460 (process_init_element): Use c_save_expr.
24461 (c_finish_goto_ptr): Fold expression.
24462 (c_finish_return): Fold return value. Update call to
24463 convert_for_assignment.
24464 (c_start_case): Fold switch expression.
24465 (c_process_expr_stmt): Fold expression.
24466 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
24467 ensure statement expression is not evaluated in constant expression.
24468 (build_binary_op): Track whether results are integer constant
24469 expressions or may occur in such, disable folding and wrap results
24470 as applicable. Fold operands for -Wsign-compare warnings unless
24472 (c_objc_common_truthvalue_conversion): Handle results folded to
24473 integer constants that are not integer constant expressions.
24474 * doc/extend.texi: Document when typeof operands are evaluated,
24475 that condition of __builtin_choose_expr is an integer constant
24476 expression, and more about use of __builtin_constant_p in
24479 2009-03-29 Richard Guenther <rguenther@suse.de>
24481 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
24482 propagate addresses of array references.
24484 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
24486 * regmove.c (perhaps_ends_bb_p): Remove.
24487 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
24488 from INSN and check that the main loop stays within that basic block.
24489 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
24490 (regmove_forward_pass): Split out from regmove_optimize. Use
24491 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
24492 (regmove_backward_pass): Split out from regmove_optimize. Use
24493 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
24494 (regmove_optimize): Simplify.
24496 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24499 * config/i386/i386.c (classify_argument): Ignore flexible array
24500 member in struct and warn ABI change.
24502 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24504 * config/i386/i386-protos.h (ix86_agi_dependent): New.
24506 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
24507 (ix86_adjust_cost): Updated.
24509 2009-03-29 Jan Hubicka <jh@suse.cz>
24511 PR middle-end/28850
24512 * tree-pass.h (pass_cleanup_eh): New function.
24513 (remove_unreachable_regions): Break code handling RTL
24514 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
24515 that can not be reached by runtime.
24516 (can_be_reached_by_runtime): New function.
24517 (label_to_region_map): New function.
24518 (num_eh_regions): New function.
24519 (rtl_remove_unreachable_regions): New function.
24520 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
24521 (remove_eh_region): New function.
24522 * except.h: Include sbitmap and vecprim.
24523 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
24524 num_eh_regions): Declare.
24525 * passes.c (init_optimization_passes): Schedule cleanup_eh.
24526 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
24527 * tree-eh.c (tree_remove_unreachable_handlers): New function.
24528 (tree_empty_eh_handler_p): New function.
24529 (cleanup_empty_eh): New function.
24530 (cleanup_eh): New function.
24531 (pass_cleanup_eh): New function.
24533 2009-03-29 Jan Hubicka <jh@suse.cz>
24535 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
24536 for removed regions.
24538 2009-03-29 Jan Hubicka <jh@suse.cz>
24540 * except.c (dump_eh_tree): Dump all datastructures.
24542 2009-03-29 Jan Hubicka <jh@suse.cz>
24544 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
24545 (duplicate_eh_regions_1): Likewise.
24546 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
24547 vector; call EH verification.
24548 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24549 Be ready for region being removed.
24551 2009-03-29 Jan Hubicka <jh@suse.cz>
24553 * bitmap.c (bitmap_last_set_bit): New function.
24554 * bitmap.h (bitmap_last_set_bit): Declare.
24556 2009-03-29 David Ayers <ayers@fsfe.org>
24559 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
24560 by calling objc_compare_types and surpress warnings about
24561 incompatible C pointers that are compatible ObjC pointers.
24563 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
24565 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
24566 call initialize_inline_failed.
24567 (initialize_inline_failed): Move it from here ...
24568 * cgraph.c (initialize_inline_failed): ... to here.
24569 (cgraph_create_edge): Call initialize_inline_failed rather than
24570 setting inline_failed directly.
24572 2009-03-29 Ben Elliston <bje@au.ibm.com>
24575 * sysv4.opt (msdata): Improve comment.
24576 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
24577 * sysv4.h (SVR4_ASM_SPEC): Likewise.
24579 2009-03-29 Ben Elliston <bje@au.ibm.com>
24582 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
24583 load and store attributes.
24585 2009-03-29 Ben Elliston <bje@au.ibm.com>
24587 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
24588 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
24589 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
24590 * doc/extend.texi (X86 Built-in Functions): Add index entries for
24591 __builtin_infq and __builtin_huge_valq.
24593 2009-03-28 Anatoly Sokolov <aesok@post.ru>
24595 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
24597 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24598 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
24600 2009-03-28 Xinliang David Li <davidxl@google.com>
24602 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
24603 (do_dbg_cnt): New function.
24605 2009-03-28 Jan Hubicka <jh@suse.cz>
24607 Merge from pretty-ipa:
24609 2009-03-27 Jan Hubicka <jh@suse.cz>
24611 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24612 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
24613 * passes.c (function_called_by_processed_nodes_p): New.
24614 * ipa-pure-const.c (check_call): Fix handling of operands.
24615 (analyze_function): Dump debug output for skipped bodies.
24616 (local_pure_const): Use function_called_by_processed_nodes_p.
24617 * dwarf2out.c (reference_to_unused): Use output.
24618 * passes.c (do_per_function_toporder): Likewise.
24620 2008-11-12 Jan Hubicka <jh@suse.cz>
24622 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
24623 * ipa-pure-const.c (funct_state_d): Add can throw field; make
24624 state_set_in_source enum
24625 (check_decl): Ignore memory tags; do not set fake looping flags;
24627 (check_operand, check_tree, check_rhs_var, check_lhs_var,
24628 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
24629 (check_call, analyze_function): Rewrite.
24631 (add_new_function): Update call of analyze_function.
24632 (generate_summary): Add call of analyze_function.
24633 (propagate): Propagate can_throw; handle state_set_in_source correctly.
24634 (local_pure_const): New function.
24635 (pass_local_pure_const): New pass.
24636 * ipa-inline.c (inline_transform): Set after_inlining.
24637 * tree-eh.c (stmt_can_throw_external): New.
24638 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
24639 work with aliasing built.
24640 * tree-flow.h (stmt_can_throw_external): New.
24641 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
24642 and local pure/const pass in early and late optimization queue.
24644 2009-03-28 Martin Jambor <mjambor@suse.cz>
24646 * fold-const.c (get_pointer_modulus_and_residue): New parameter
24648 (fold_binary): Allow function decl aligment consideration is the
24649 second argument is integer constant one.
24650 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
24651 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
24652 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
24654 2009-03-28 Jan Hubicka <jh@suse.cz>
24656 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
24657 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
24658 * function.h (rtl_data): Add nothrow flag.
24659 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
24660 set DECL_NOTHROW for AVAILABLE functions.
24662 2009-03-28 Jakub Jelinek <jakub@redhat.com>
24664 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
24665 following vector keyword has expansion starting with pixel or bool
24666 keyword, expand vector to __vector and pixel or bool to __pixel or
24670 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
24671 warn_if_disallowed_function_p): Removed.
24672 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
24673 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
24674 warning_if_disallowed_function_p.
24675 * flags.h (warn_if_disallowed_function_p,
24676 warn_disallowed_functions): Removed.
24677 * common.opt (Wdisallowed-function-list=): Removed.
24678 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
24680 2009-03-28 Richard Guenther <rguenther@suse.de>
24682 PR tree-optimization/38723
24683 * tree-ssa-pre.c (compute_avail): Add all default definitions to
24686 2009-03-28 Jan Hubicka <jh@suse.cz>
24688 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
24689 test introduced by my previous patch.
24691 2009-03-28 Richard Guenther <rguenther@suse.de>
24693 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
24694 the PHIs value undefined.
24696 2009-03-28 Jan Hubicka <jh@suse.cz>
24698 * tree-pass.h (pass_fixup_cfg): New pass.
24699 * ipa-inline.c (inline_transform): Set
24700 always_inline_functions_inlined/after_inlining.
24701 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
24702 (pass_fixup_cfg): New pass.
24703 * passes.c (init_optimization_passes): Add fixup_cfg.
24705 2009-03-28 Richard Guenther <rguenther@suse.de>
24707 PR tree-optimization/38458
24708 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
24709 argument use the arguments copy-of value.
24711 2009-03-28 Richard Guenther <rguenther@suse.de>
24713 PR tree-optimization/38180
24714 * tree-ssa-ccp.c (get_default_value): Simplify.
24715 (likely_value): Likewise.
24716 (surely_varying_stmt_p): Properly handle VOP case.
24717 (ccp_initialize): Likewise.
24718 (ccp_fold): Handle propagating through *&.
24719 (fold_const_aggregate_ref): Also handle decls.
24721 2009-03-28 Jan Hubicka <jh@suse.cz>
24723 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24724 * cgraph.h (cgraph_node): Likewise.
24725 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
24726 (cgraph_reset_node): Use process flag.
24727 (cgraph_mark_functions_to_output): Likewise.
24728 (cgraph_expand_function): Likewise.
24729 (cgraph_expand_all_functions): Likewise.
24730 (cgraph_output_in_order): Likewise.
24731 * dwarf2out.c (reference_to_unused): Likewise.
24732 * passes.c do_per_function_toporder): Likewise.
24734 2009-03-28 Jan Hubicka <jh@suse.cz>
24736 Bring from lto-branch:
24738 2008-09-03 Doug Kwan <dougkwan@google.com>
24740 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
24741 enums instead of reason strings.
24742 * cgraph.c (cgraph_create_edge): Same.
24743 (cgraph_inline_failed_string): New function.
24744 * cgraph.h (cgraph_inline_failed_t): New enum type.
24745 (cgraph_inline_failed_string): New prototype.
24746 (struct cgraph_edge): Change type of INLINED_FAILED from constant
24747 char pointer to cgraph_inline_failed_t.
24748 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
24749 (cgraph_default_inline_p): Ditto.
24750 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
24751 to cgraph_inline_failed_t pointer.
24752 * cif-code.def: New file.
24753 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
24755 (cgraph_check_inline_limits): Change type of REASON to pointer to
24756 cgraph_inline_failed_t. Replace reason strings with enums.
24757 (cgraph_default_inline_p): Ditto.
24758 (cgraph_recursive_inlining_p): Ditto.
24759 (update_caller_keys): Change type of FAILED_REASON to
24760 cgraph_inline_failed_t.
24761 (cgraph_set_inline_failed): Change type of REASON to pointer to
24762 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
24763 convert enums to strings for text output.
24764 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
24765 to be of type cgraph_inline_failed_t. Replace reason strings with
24766 enums. Call cgraph_inline_failed_string to covert enums
24767 to strings for text output.
24768 (cgraph_decide_inlining): Replace reason strings with enums.
24769 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
24770 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
24772 * tree-inline.c (expand_call_inline): Change type of REASON
24773 to cgraph_inline_failed_t. Replace reason strings with enums.
24774 Call cgraph_inline_failed_string for text output.
24775 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
24778 2009-03-28 Jan Hubicka <jh@suse.cz>
24780 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
24781 cgraph_clone_node): Remove master clone handling.
24782 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24783 * cgraph.h (master_clone): Remove.
24784 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24785 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
24786 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
24788 2009-03-28 Jan Hubicka <jh@suse.cz>
24790 * cgraph.c (cgraph_function_body_availability): Functions declared
24791 inline are always safe to assume that it is not going to be replaced.
24793 2009-03-28 Richard Guenther <rguenther@suse.de>
24795 PR tree-optimization/38513
24796 * tree-ssa-pre.c (eliminate): Remove redundant stores.
24797 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
24798 EXC_PTR_EXPR and FILTER_EXPR.
24799 (get_ref_from_reference_ops): Likewise.
24801 2009-03-28 Richard Guenther <rguenther@suse.de>
24803 PR tree-optimization/38968
24804 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
24805 Use FLOOR_MOD_EXPR to compute misalignment.
24807 2009-03-28 Richard Guenther <rguenther@suse.de>
24809 PR tree-optimization/37795
24810 * tree.h (combine_comparisons): Declare.
24811 * fold-const.c (combine_comparisons): Export.
24812 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
24814 (ifcombine_iforif): Use combine_comparisons.
24816 2009-03-28 Jan Hubicka <jh@suse.cz>
24818 * tree-eh.c (inlinable_call_p): New function.
24819 (make_eh_edges): Use it.
24820 (verify_eh_edges): Use it.
24821 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
24822 * except.c (reachable_next_level): Add inlinable_function argument
24823 (sjlj_find_directly_reachable_regions): Update.
24824 (add_reachable_handler): Do not set saw_any_handlers.
24825 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
24826 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24827 Add new inlinable call parameter.
24828 (can_throw_internal, can_throw_external): Update.
24829 * except.h (can_throw_internal_1, can_throw_external_1,
24830 foreach_reachable_handler): Update declaration.
24832 2009-03-28 Joseph Myers <joseph@codesourcery.com>
24834 * config/arm/t-arm-coff, config/h8300/coff.h,
24835 config/i386/i386-aout.h, config/i386/i386-coff.h,
24836 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
24837 config/pdp11/2bsd.h, config/rs6000/aix41.h,
24838 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
24839 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
24840 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
24841 sys-types.h: Remove.
24842 * Makefile.in: Remove protoize and fixproto support and references
24844 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
24845 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
24847 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
24848 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
24849 unprotoize$(exeext).
24850 (rest.encap): Don't depend on $(STMP_FIXPROTO)
24851 (.PHONY): Don't depend on proto.
24852 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
24853 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
24854 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
24855 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
24856 build/gen-protos.o, build/scan.o, xsys-protos.h,
24857 build/fix-header$(build_exeext), build/fix-header.o,
24858 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
24859 stmp-install-fixproto): Remove.
24860 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
24861 SYSCALLS.c or fixproto files.
24862 (install-common): Don't install protoize.
24863 (install-headers-tar, install-headers-cpio, install-headers-cp):
24864 Don't depend on $(STMP_FIXPROTO).
24865 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
24866 install fixproto files or write out fixproto settings.
24867 (uninstall): Don't uninstall protoize.
24868 * config.gcc (use_fixproto): Remove.
24869 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
24870 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
24871 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
24872 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
24873 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
24874 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
24875 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
24876 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
24877 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
24878 * config/t-vxworks (STMP_FIXPROTO): Remove.
24879 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
24880 STMP_FIXPROTO): Remove.
24881 * config.in, configure: Regenerate.
24882 * crtstuff.c (gid_t, uid_t): Don't undefine.
24883 * doc/install.texi: Change m68k-coff to m68k-elf in example.
24884 (arm-*-coff, arm-*-aout: Remove target entries.
24885 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
24886 Remove mention of AIX 4.1.
24887 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
24888 * doc/invoke.texi (Running Protoize): Remove.
24889 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
24890 (Protoize Caveats): Remove.
24891 * tsystem.h: Update comments on headers assumed to exist.
24893 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
24895 * genautomata.c: Add a new year to the copyright. Add a new
24897 (struct insn_reserv_decl): Add comments for member bypass_list.
24898 (find_bypass): Remove.
24899 (insert_bypass): New.
24900 (process_decls): Use insert_bypass.
24901 (output_internal_insn_latency_func): Output all bypasses with the
24902 same input insn in one switch case.
24904 * rtl.def (define_bypass): Describe bypass choice.
24905 * doc/md.texi (define_bypass): Ditto.
24907 2009-03-27 Richard Guenther <rguenther@suse.de>
24909 * gimplify.c (mark_addressable): Export.
24910 * tree-flow.h (mark_addressable): Declare.
24911 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
24912 * tree-ssa.c (verify_phi_args): Verify that address taken
24913 variables have TREE_ADDRESSABLE set.
24915 2009-03-27 Richard Guenther <rguenther@suse.de>
24917 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
24918 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
24919 Do not mark decls TREE_ADDRESSABLE.
24920 (build_fold_addr_expr): Adjust.
24921 (fold_addr_expr): Remove.
24922 (fold_unary): Use build_fold_addr_expr.
24923 (fold_comparison): Likewise.
24924 (split_address_to_core_and_offset): Likewise.
24925 * coverage.c (tree_coverage_counter_addr): Mark the array decl
24927 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
24928 (gimplify_modify_expr_to_memcpy): Mark source and destination
24930 * omp-low.c (create_omp_child_function): Mark the object decl
24932 (lower_rec_input_clauses): Mark the var we take the address of
24934 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
24936 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24938 PR middle-end/39315
24939 * cfgexpand.c (expand_one_stack_var_at): Change alignment
24940 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
24942 2009-03-27 Richard Guenther <rguenther@suse.de>
24944 PR tree-optimization/39120
24945 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
24947 (handle_lhs_call): Process return constraints. Add escape
24948 constraints if necessary.
24949 (handle_const_call): Fill out return constraints. Make nested
24950 case more precise. Avoid consttmp if possible.
24951 (handle_pure_call): Fill out return constraints. Avoid
24952 callused if possible.
24953 (find_func_aliases): Simplify call handling.
24955 2009-03-27 Richard Guenther <rguenther@suse.de>
24957 PR tree-optimization/39120
24958 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
24959 as a representative.
24960 (solve_graph): Do propagate CALLUSED.
24961 (handle_pure_call): Use a scalar constraint from CALLUSED for
24963 (find_what_p_points_to): CALLUSED shall not appear in poins-to
24966 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24969 * c-common.c (handle_aligned_attribute): Properly check alignment
24970 overflow. Use (1U << i) instead of (1 << i).
24972 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
24974 * expr.h (get_mem_align_offset): Updated.
24976 * tree.h (tree_decl_common): Change align to "unsigned int" and
24977 move it before pointer_alias_set.
24979 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24980 Jakub Jelinek <jakub@redhat.com>
24983 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
24984 gr_register_operand with gr_reg_or_0_operand.
24985 (cmpxchg_rel_di): Likewise.
24986 (sync_lock_test_and_set<mode>): Likewise.
24988 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24990 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
24991 (true_regnum): Likewise.
24993 * rtlanal.c (subreg_info): Moved to ...
24994 * rtl.h (subreg_info): Here. New.
24995 (subreg_get_info): New.
24997 * rtlanal.c (subreg_get_info): Make it extern.
24999 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25002 * config/i386/i386.c (ix86_abi): New.
25003 (override_options): Handle -mabi=.
25004 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25005 (ix86_call_abi_override): Likewise.
25006 (init_cumulative_args): Likewise.
25007 (function_arg_advance): Likewise.
25008 (function_arg_64): Likewise.
25009 (function_arg): Likewise.
25010 (ix86_pass_by_reference): Likewise.
25011 (ix86_function_value_regno_p): Likewise.
25012 (ix86_build_builtin_va_list_abi): Likewise.
25013 (setup_incoming_varargs_64): Likewise.
25014 (is_va_list_char_pointer): Likewise.
25015 (ix86_init_machine_status): Likewise.
25016 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25017 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25018 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25019 (ix86_function_abi): Make it static and return enum calling_abi.
25020 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25022 (ix86_fn_abi_va_list): Updated.
25024 * config/i386/i386.h (ix86_abi): New.
25025 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25026 (CONDITIONAL_REGISTER_USAGE): Likewise.
25027 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25028 (machine_function): Likewise.
25030 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25032 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25033 (STACK_BOUNDARY): Likewise.
25034 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25036 * config/i386/i386.opt (mabi=): New.
25038 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25039 return enum calling_abi.
25040 (ix86_function_type_abi): Likewise.
25041 (ix86_function_abi): Removed.
25043 * doc/invoke.texi: Document -mabi= option for x86.
25045 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25047 * builtins.c (real_dconstp): Delete.
25048 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25050 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25051 Jakub Jelinek <jakub@redhat.com>
25054 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25055 (gen_subprogram_die): When a function is explicit, generate the
25056 DW_AT_explicit attribute.
25057 * langhooks.h (struct lang_hooks_for_decls): Add
25058 function_decl_explicit_p langhook.
25059 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25060 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25062 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25064 * builtins.c (fold_builtin_memory_op): Optimize memmove
25065 into memcpy if we can prove source and destination don't overlap.
25067 * tree-inline.c: Include gt-tree-inline.h.
25068 (clone_fn_id_num): New variable.
25069 (clone_function_name): New function.
25070 (tree_function_versioning): Use it.
25071 * Makefile.in (GTFILES): Add tree-inline.c.
25073 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25075 * BASE-VER: Change to 4.5.0.
25077 2009-03-27 Xinliang David Li <davidxl@google.com>
25079 PR tree-optimization/39557
25080 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25082 2009-03-27 Xinliang David Li <davidxl@google.com>
25084 PR tree-optimization/39548
25085 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25088 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25090 * c-common.c (pointer_int_sum): Use %wd on return from
25093 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25095 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25096 on return from tree_low_cst.
25098 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25101 * ginclude/stdarg.h (va_copy): Define also for
25102 __GXX_EXPERIMENTAL_CXX0X__.
25104 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25107 * builtins.h (c_strlen): Do not warn here.
25108 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25109 * c-common.c (pointer_int_sum): Take an explicit location.
25110 Warn about offsets out of bounds.
25111 * c-common.h (pointer_int_sum): Adjust declaration.
25113 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25115 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25118 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25121 * opts.c (warn_if_disallowed_function_p): Don't assume
25122 get_callee_fndecl must return non-NULL.
25124 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25126 PR rtl-optimization/39522
25127 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25128 when reg_reloaded_valid is set.
25130 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25132 * config/spu/divv2df3.c: New file.
25133 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25134 (DPBIT_FUNCS): Filter out _div_df.
25136 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25138 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25139 a jump insn, count that jump in the distance to the loop start.
25141 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25144 * config/sh/sh.c (calc_live_regs): Fix condition for global
25145 registers except PIC_OFFSET_TABLE_REGNUM.
25147 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25150 * doc/invoke.texi (-mconsole): New.
25152 (-mno-cygwin): New.
25154 (-mnop-fun-dllimport): New.
25158 (sub section "i386 and x86-64 Windows Options"): New.
25160 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25162 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25163 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25165 2009-03-25 Richard Guenther <rguenther@suse.de>
25167 PR middle-end/39497
25168 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25171 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25173 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25174 neither of haifa/selective schedulers are working.
25176 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25178 * doc/invoke.texi (Debugging Options): Fix description of
25179 -fno-merge-debug-strings.
25181 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25183 * config/cris/libgcc.ver: New version-script.
25184 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25186 * configure.ac <GAS features, nop mnemonic>: Add pattern
25187 crisv32-*-* for "nop".
25188 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25189 * configure: Regenerate.
25191 2009-03-24 Ira Rosen <irar@il.ibm.com>
25193 PR tree-optimization/39529
25194 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25195 mark_sym_for_renaming for the tag copied to the new vector
25198 2009-03-24 Arthur Loiret <aloiret@debian.org>
25200 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25201 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25202 EXTRA_SPEC_FUNCTIONS.
25203 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25204 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25205 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25206 -march and -mtune options.
25208 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25210 * config/m68k/t-rtems: Add m5329 multilib.
25212 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25213 Jakub Jelinek <jakub@redhat.com>
25216 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25219 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25222 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25223 instead of c_parser_expression_conv, if original_code isn't one of the
25224 4 allowed comparison codes, fail.
25226 2009-03-23 Richard Guenther <rguenther@suse.de>
25228 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25229 * tree.h (struct tree_type): Likewise.
25230 * reload.h (struct insn_chain): Likewise.
25231 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25232 * function.h (struct function): Likewise.
25233 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25235 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25237 PR tree-optimization/39516
25238 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25240 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25242 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25243 should be set true if BITS_PER_WORD of target is bigger than 32
25245 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25247 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25248 Translate -B-options to -rpath-link. Correct existing
25249 rpath-link and conditionalize on !nostdlib.
25251 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25253 * doc/extend.texi (Function Attributes, Variable Attributes):
25255 * doc/invoke.texi (Debugging Options, Optimize Options)
25256 (i386 and x86-64 Options, MCore Options): Likewise.
25258 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25261 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25262 it for block local namespace aliases.
25263 (gen_decl_die): Pass context_die to gen_namespace_die.
25265 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25268 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25269 minimum or maximum value.
25271 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25273 * reginfo.c (globalize_reg): Recompute derived reg sets.
25275 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25278 * libgcc2.c (mprotect): Do not use signed arguments for
25279 VirtualProtect, use DWORD arguments. Also fix the 'may
25280 be used uninitialized' warning for the np variable.
25282 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25285 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25286 functions using regparm calling conventions when not optimizing.
25287 (ix86_function_sseregparm): Similarly for sseregparm calling
25290 2009-03-19 Li Feng <nemokingdom@gmail.com>
25292 PR middle-end/39500
25293 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25294 dependence if the first conflict is after niter iterations.
25296 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25298 PR middle-end/38609
25299 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25300 functions with dynamic stack-pointer adjustments.
25302 2009-03-19 Ben Elliston <bje@au.ibm.com>
25304 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25305 option; change to -msdata=data.
25307 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25309 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25312 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25315 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25317 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25319 * doc/invoke.texi (Code Gen Options): Expand discussion of
25322 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25324 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25325 * matrix-reorg.c (struct matrix_info): Likewise.
25326 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25327 * rtl.h (struct mem_attrs): Likewise.
25328 * df.h (struct df): Likewise.
25329 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25330 * ira-int.h (struct ira_allocno): Likewise.
25331 * df-scan.c (struct df_collection_rec): Likewise.
25332 * ira.c (struct equivalence): Likewise.
25333 * function.c (struct temp_slot): Likewise.
25334 * cfgloop.h (struct loop): Likewise.
25337 * function.c (use_register_for_decl): When not optimizing, disregard
25338 register keyword for variables with types containing methods.
25340 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25342 PR middle-end/39447
25343 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25344 (is_simple_operand): Call contains_component_ref_p before calling data
25345 reference analysis that would fail on COMPONENT_REFs.
25347 * tree-vrp.c (search_for_addr_array): Fix formatting.
25349 2009-03-18 Richard Guenther <rguenther@suse.de>
25351 * tree-vect-transform.c (vect_loop_versioning): Fold the
25352 generated comparisons.
25353 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25354 (slpeel_tree_peel_loop_to_edge): Likewise.
25356 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25358 PR middle-end/37805
25359 * opts.c (print_specific_help): In addition to `undocumented',
25360 accept `separate' and `joined' flags if passed alone. Describe
25361 output by the first matched one of those.
25362 (common_handle_option): Skip over empty strings.
25363 * gcc.c (display_help): Fix help string for `--help='.
25364 * doc/invoke.texi (Option Summary, Overall Options): With
25365 `--help=', classes and qualifiers can both be repeated, but
25366 only the latter can be negated. One should not pass only
25367 negated qualifiers. Fix markup and examples.
25370 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25371 PR middle-end/37805
25372 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25373 and -fhelp=separate.
25375 2009-03-17 Jing Yu <jingyu@google.com>
25377 PR middle-end/39378
25378 * function.h (struct rtl_data): Move is_thunk from here...
25379 (struct function): ...to here.
25380 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25381 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25383 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25385 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25386 (alpha_output_function_end_prologue): Likewise.
25387 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25388 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25389 (rs6000_output_function_epilogue): Likewise.
25390 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25392 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25395 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25396 from different units in a single alternative.
25397 (*truncdfsf_i387): Ditto.
25398 (*truncxfsf2_mixed): Ditto.
25399 (*truncxfdf2_mixed): Ditto.
25401 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25403 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25404 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25407 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25408 unused non-artificial variables when not optimizing.
25411 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25412 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25413 NAMESPACE_DECL in its DECL_INITIAL.
25415 PR middle-end/39443
25416 * optabs.c (set_user_assembler_libfunc): New function.
25417 * expr.h (set_user_assembler_libfunc): New prototype.
25418 * c-common.c: Include libfuncs.h.
25419 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25420 for memcmp, memset, memcpy, memmove and abort.
25421 * Makefile.in (c-common.o): Depend on libfuncs.h.
25424 * dwarf2out.c (gen_inlined_enumeration_type_die,
25425 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25426 gen_tagged_type_instantiation_die): Removed.
25427 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25430 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25433 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25435 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25436 (check-parallel-%): Ditto.
25437 (check-consistency): Ditto.
25439 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
25441 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
25442 local variable rhs by NULL_TREE.
25444 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25447 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
25449 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25452 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
25454 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25457 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
25458 for ms->sysv ABI calls only in 64bit mode.
25460 * config/i386/i386.md (untyped_call): Support 32bit.
25462 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
25464 * doc/extend.texi: Replace x86_65 with x86_64.
25466 2009-03-16 Jakub Jelinek <jakub@redhat.com>
25468 PR tree-optimization/39455
25469 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
25470 mismatches for POINTER_TYPE_P (type).
25471 (number_of_iterations_le): Likewise.
25473 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25475 * config/picochip/picochip.c: Removed profiling support.
25476 * config/picochip/picochip.md: Removed profiling instruction.
25477 * config/picochip/picochip.h: Removed profiling builtin.
25479 2009-03-16 Joseph Myers <joseph@codesourcery.com>
25481 * doc/install.texi (--with-host-libstdcxx): Document.
25483 2009-03-14 Anatoly Sokolov <aesok@post.ru>
25486 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
25487 generate a warning if the function name does not begin with
25488 "__vector" and the function has either the 'signal' or 'interrupt'
25489 attribute, from here to ...
25490 (avr_declare_function_name): ...here. New function.
25491 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
25492 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
25494 2009-03-14 Jakub Jelinek <jakub@redhat.com>
25497 * cse.c (fold_rtx): Don't modify original const_arg1 when
25498 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
25499 separate variable instead.
25500 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
25501 from out of range shift counts.
25502 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
25504 2009-03-13 Catherine Moore <clm@codesourcery.com>
25506 * config/i386/x-mingw32 (host-mingw32.o): Replace
25507 diagnostic.h with $(DIAGNOSTIC_H).
25509 2009-03-12 Jakub Jelinek <jakub@redhat.com>
25512 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
25514 * config/i386/sync.md (sync_compare_and_swap<mode>,
25515 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
25516 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
25518 (sync_double_compare_and_swapdi_pic,
25519 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
25520 cmpxchg8b_pic_memory_operand instead of just memory_operand.
25522 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25525 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
25527 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25530 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25531 (avx_addsubv4df3): Likewise.
25532 (*avx_addsubv4sf3): Likewise.
25533 (sse3_addsubv4sf3): Likewise.
25535 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25538 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
25540 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
25543 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
25544 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
25545 registers for allocnos created from user-defined variables.
25547 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25550 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
25551 of non-integer mode as well.
25553 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
25555 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
25556 for functions for which the parameter types are unknown.
25558 2009-03-11 Jakub Jelinek <jakub@redhat.com>
25561 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
25562 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
25563 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
25564 * config/i386/i386.c (ix86_local_alignment): For
25565 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
25566 long long variables on the stack to avoid dynamic realignment.
25567 Allow the first argument to be a decl rather than type.
25568 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
25570 2009-03-11 Nick Clifton <nickc@redhat.com>
25573 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
25575 Add description to mno-lsim option.
25576 * config/mcore/mcore.h: Remove comment about deprecated m4align
25578 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
25579 * doc/invoke.texi: Add description of mno-lsim and
25580 mstack-increment options.
25582 * config/fr30/fr30.opt: Document the -mno-lsim option.
25583 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
25584 and -mno-lsim options.
25586 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25588 * fold-const.c (fold_comparison): Only call fold_inf_compare
25589 if the mode supports infinities.
25591 2009-03-11 Jason Merrill <jason@redhat.com>
25594 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
25595 end already did. Notice GIMPLE_CALL modifications of the result.
25596 Don't copy debug information from an ignored decl or a decl from
25599 2009-03-10 Richard Guenther <rguenther@suse.de>
25600 Nathan Froyd <froydnj@codesourcery.com>
25602 PR middle-end/37850
25603 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
25604 (__divMODE3): Likewise.
25606 2009-03-09 Jakub Jelinek <jakub@redhat.com>
25608 PR tree-optimization/39394
25609 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
25610 DECL_SIZE_UNIT of variable length FIELD_DECLs.
25612 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25614 * recog.c (verfiy_changes): Disallow renaming of hard regs in
25615 inline asms for register asm ("") declarations.
25617 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
25619 * fold-const.c (fold_unary): Fix comment.
25621 2009-03-07 Jan Hubicka <jh@suse.cz>
25624 * tree-inline.c (setup_one_parameter): Do replacement of const
25625 argument by constant in SSA form.
25627 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25629 PR middle-end/38028
25630 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
25631 determine alignment passed to assign_stack_local.
25632 (assign_parms_unsplit_complex): Likewise.
25633 * except.c (sjlj_build_landing_pads): Likewise.
25635 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25637 PR middle-end/39360
25638 * tree-flow.h (add_referenced_var): Return bool instead of void.
25639 * tree-dfa.c (add_referenced_var): Return result of
25640 referenced_var_check_and_insert call.
25641 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
25642 of referenced_var_check_and_insert.
25645 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
25646 (gen_variable_die): Emit DW_AT_location on abstract static variable's
25647 DIE, don't emit it if abstract origin already has it.
25648 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
25649 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
25651 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25653 * genpreds.c (needs_variable): Fix parentheses at variable name
25655 (write_tm_constrs_h): Indent generated code.
25657 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25659 * doc/extend.texi (Function Attributes): Add documentation
25660 for isr attributes.
25662 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25665 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
25666 take locus from its DECL_SOURCE_LOCATION instead of input_location.
25668 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25670 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
25673 2009-03-05 Jakub Jelinek <jakub@redhat.com>
25676 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
25677 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
25679 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
25681 * config/i386/i386.md (R8_REG, R9_REG): New constants.
25682 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
25683 constants instead of magic numbers.
25684 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
25686 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
25687 (x86_64_ms_abi_int_parameter_registers): Ditto.
25688 (x86_64_int_return_registers): Ditto.
25689 (ix86_maybe_switch_abi): Ditto.
25690 (ix86_expand_call): Ditto for clobbered_registers array.
25691 (ix86_hard_regno_mode_ok): Ditto.
25692 (x86_extended_QIreg_mentioned_p): Ditto.
25694 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
25696 PR tree-optimization/39349
25697 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
25699 * combine.c (gen_lowpart_for_combine): Use omode when generating
25702 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
25704 PR rtl-optimization/39235
25705 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
25707 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25709 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
25711 2009-03-04 Richard Guenther <rguenther@suse.de>
25713 PR tree-optimization/39362
25714 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
25715 that occur in abnormal PHIs should be varying.
25717 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25719 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
25721 (simple_iv): Take loop as an argument instead of statement.
25722 * tree-scalar-evolution.h (simple_iv): Declaration changed.
25723 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
25725 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
25727 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
25728 * matrix-reorg.c (analyze_transpose): Ditto.
25729 * tree-data-ref.c (dr_analyze_innermost): Ditto.
25730 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
25731 * tree-predcom.c (ref_at_iteration): Ditto.
25732 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
25734 2009-03-04 Richard Guenther <rguenther@suse.de>
25736 PR tree-optimization/39358
25737 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
25738 escaped_id and callused_id.
25739 (solve_graph): Likewise.
25741 2009-03-04 Richard Guenther <rguenther@suse.de>
25743 PR tree-optimization/39339
25744 * tree-sra.c (try_instantiate_multiple_fields): Make it
25745 no longer ICE on the above.
25747 2009-03-03 Joseph Myers <joseph@codesourcery.com>
25749 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
25750 that fits within Pmode.
25752 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25754 PR middle-end/10109
25755 * tm.texi (LIBCALL_VALUE): Update description.
25757 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25759 PR middle-end/34443
25760 * doc/extend.texi (section): Update description.
25762 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
25764 PR middle-end/39345
25765 * tree-inline.c (remapped_type): New.
25766 (can_be_nonlocal): Call remapped_type instead of remap_type.
25768 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25771 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
25772 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
25774 2009-03-03 Richard Guenther <rguenther@suse.de>
25776 PR middle-end/39272
25777 * tree.c (tree_nonartificial_location): New function.
25778 * tree.h (tree_nonartificial_location): Declare.
25779 * builtins.c (expand_builtin_memory_chk): Provide location
25780 of the call location for artificial function pieces.
25781 (maybe_emit_chk_warning): Likewise.
25782 (maybe_emit_sprintf_chk_warning): Likewise.
25783 (maybe_emit_free_warning): Likewise.
25784 * expr.c (expand_expr_real_1): Likewise.
25786 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25788 PR tree-optimization/39343
25789 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
25790 COMPONENT_REF t has ARRAY_TYPE.
25792 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
25794 PR middle-end/39335
25795 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
25796 when the type precision of the induction variable should be
25797 larger than the type precision of nit.
25798 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
25799 * graphite.c (graphite_loop_normal_form): Same.
25800 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
25802 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25804 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
25805 (*call_1_rex64_ms_sysv): Use named constants instead of magic
25806 numbers to describe clobbered registers.
25807 (*call_value_0_rex64_ms_sysv): Ditto.
25808 * config/i386/mmx.md (mmx_emms): Ditto.
25809 (mmx_femms): Ditto.
25811 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
25813 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
25816 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25818 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
25819 (spu_section_type_flags): New function.
25821 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25823 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
25824 reg_class_contents of FLOAT_REGS into a temporary.
25826 2009-03-02 Richard Guenther <rguenther@suse.de>
25827 Ira Rosen <irar@il.ibm.com>
25829 PR tree-optimization/39318
25830 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
25831 information to the vectorized statement.
25833 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
25835 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
25836 variable. Use defined names instead of magic constants for REX SSE
25839 2009-03-01 Richard Guenther <rguenther@suse.de>
25841 PR tree-optimization/39331
25842 * omp-low.c (lower_send_shared_vars): Do not receive new
25843 values for the reference of DECL_BY_REFERENCE parms or results.
25845 2009-03-01 Jan Hubicka <jh@suse.cz>
25848 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
25849 BLOCK_NONLOCALIZED_VAR): New macros.
25850 (tree_block): Add nonlocalized_vars.
25851 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
25852 gen_decl_die): Add origin argument. Allow generation of die with
25853 origin at hand only.
25854 (gen_member_die, gen_type_die_with_usage, force_decl_die,
25855 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
25857 (gen_block_die): Fix checking for unused blocks.
25858 (process_scope_var): Break out from .... ; work with origins only.
25859 (decls_for_scope) ... here; process nonlocalized list.
25860 (dwarf2out_ignore_block): Look for nonlocalized vars.
25861 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
25863 (dump_scope_block): Dump them.
25864 * tree-inline.c (remap_decls): Handle nonlocalized vars.
25865 (remap_block): Likewise.
25866 (can_be_nonlocal): New predicate.
25867 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
25869 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25871 * configure: Regenerate.
25873 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25875 * optc-gen.awk: No need to duplicate option flags twice.
25876 Reuse help texts for duplicate options which do not have any.
25878 * gcc.c (display_help): Document --version.
25880 * gcc.c (main): If print_help_list and verbose_flag, ensure
25881 driver output comes before subprocess output.
25883 * optc-gen.awk: Assign all remaining fields to help string,
25884 space-separated, for multi-line help in *.opt.
25886 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
25887 -Wno-pedantic-ms-format is for MinGW targets only.
25889 * doc/options.texi (Option file format): Fix bad indentation,
25890 restoring dropped sentence.
25892 2009-02-28 Jan Hubicka <jh@suse.cz>
25894 * tree-inline.c (tree_function_versioning): Output debug info.
25896 2009-02-28 Jan Hubicka <jh@suse.cz>
25899 * tree-inline.c (setup_one_parameter): Do not copy propagate
25900 arguments when not optimizing.
25902 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
25905 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25906 (avx_addsubv4df3): Likewise.
25907 (*avx_addsubv4sf3): Likewise.
25908 (sse3_addsubv4sf3): Likewise.
25909 (*avx_addsubv2df3): Likewise.
25910 (sse3_addsubv2df3): Likewise.
25911 (avx_unpckhps256): Correct item selectors.
25912 (avx_unpcklps256): Likewise.
25913 (avx_unpckhpd256): Likewise.
25914 (avx_unpcklpd256): Likewise.
25916 2009-02-28 Jan Hubicka <jh@suse.cz>
25918 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
25920 (copy_arguments_for_versioning): If var is declared don't declare it.
25921 (tree_function_versioning): First setup substitutions and then copy
25924 2009-02-27 Jan Hubicka <jh@suse.cz>
25927 * cgraph.h (varpool_output_debug_info): Remove.
25928 * cgraphunit.c (varpool_output_debug_info): Remove.
25929 * dwarf2out.c (deferred_locations_struct): New struct
25930 (deferred_locations): New type.
25931 (deferred_locations_list): New static var.
25932 (deffer_location): New function.
25933 (gen_variable_die): Use it.
25934 (decls_for_scope): Output info on local static vars.
25935 (dwarf2out_finish): Process deferred locations.
25936 * varpool.c (varpool_output_debug_info): Remove.
25938 2009-02-27 Jan Hubicka <jh@suse.cz>
25941 * tree.h (TREE_PROTECTED): Fix comment.
25942 (BLOCK_HANDLER_BLOCK): Remove.
25943 (struct tree_block): Remove handler_block add body_block.
25944 (inlined_function_outer_scope_p): New.
25945 (is_body_block): Remove.
25946 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
25947 * dwarf2out.c (is_inlined_entry_point): Remove.
25948 (add_high_low_attributes): Use inlined_function_outer_scope_p.
25949 (gen_block_die): Use is_inlined_entry_point check. Remove body block
25951 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
25952 * gimplify.c (gimplify_expr): Gimplify body blocks.
25953 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
25954 block with multiple subblocks.
25955 (dump_scope_block): Prettier output; dump more flags and info.
25956 (dump_scope_blocks): New.
25957 (remove_unused_locals): Use dump_scope_blocks.
25958 * tree-flow.h (dump_scope_blocks): Declare.
25959 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
25960 * stmt.c (is_body_block): Remove.
25961 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
25962 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
25964 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
25966 PR middle-end/39308
25967 * graphite.c (graphite_loop_normal_form): Do not call
25968 number_of_iterations_exit from a gcc_assert.
25970 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25972 * config/s390/s390.c (s390_swap_cmp): Look for conditional
25973 jumps if COND is NULL.
25974 (find_cond_jump): New function.
25975 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
25976 * config/s390/s390.md: Remove z10_cobra attribute value.
25978 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
25980 * config/alpha/alpha.h (alpha_expand_mov): Return false if
25981 force_const_mem returns NULL_RTX.
25983 2009-02-26 Jan Hubicka <jh@suse.cz>
25986 * cgraph.h (varpool_output_debug_info): Remove.
25987 * cgraphunit.c (varpool_output_debug_info): Remove.
25988 * dwarf2out.c (deferred_locations_struct): New struct
25989 (deferred_locations): New type.
25990 (deferred_locations_list): New static var.
25991 (deffer_location): New function.
25992 (gen_variable_die): Use it.
25993 (decls_for_scope): Output info on local static vars.
25994 (dwarf2out_finish): Process deferred locations.
25995 * varpool.c (varpool_output_debug_info): Remove.
25997 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
25999 PR rtl-optimization/39241
26000 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26001 to subreg_offset_representable_p.
26003 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26005 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26006 execute function prototype. Get f and nregs from max_reg_num
26007 and get_insns. Remove the first backward pass as it's dead,
26008 guard the forward pass by flag_expensive_optimizations.
26009 (rest_of_handle_regmove): Delete.
26010 (pass_regmove): Replace it with regmove_optimize.
26012 2009-02-25 Martin Jambor <mjambor@suse.cz>
26014 PR tree-optimization/39259
26015 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26016 calls_alloca function flags.
26017 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26018 calls are detected.
26020 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26022 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26023 flags_set_1_rtx, flags_set_1_set): Delete.
26024 (regmove_optimize): Do not call mark_flags_life_zones.
26026 2009-02-24 Julian Brown <julian@codesourcery.com>
26029 * config/arm/arm.c (require_pic_register): Only set
26030 cfun->machine->pic_reg once per function.
26032 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26034 * doc/invoke.texi (Link Options): Document an easier way to pass
26035 options that take arguments to the GNU linker using -Xlinker and -Wl.
26037 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26040 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26042 2009-02-24 Richard Guenther <rguenther@suse.de>
26045 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26047 2009-02-24 Richard Guenther <rguenther@suse.de>
26048 Zdenek Dvorak <ook@ucw.cz>
26050 PR tree-optimization/39233
26051 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26052 from converting them to a generic type.
26054 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26056 PR tree-optimization/39260
26057 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26058 contains a condition with a real type.
26059 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26061 2009-02-23 Jason Merrill <jason@redhat.com>
26064 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26065 narrowing_initializer_constant_valid_p.
26066 (narrowing_initializer_constant_valid_p): Don't return
26067 null_pointer_node for adding a pointer to itself.
26069 2009-02-23 Jan Hubicka <jh@suse.cz>
26072 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26075 2009-02-23 Jan Hubicka <jh@suse.cz>
26077 PR tree-optimization/37709
26078 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26079 * tree.h (block_ultimate_origin): Declare.
26080 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26081 * tree-ssa-live.c (remove_unused_scope_block_p):
26082 Eliminate blocks containig no instructions nor live variables nor
26084 (dump_scope_block): New function.
26085 (remove_unused_locals): Enable removal of dead blocks by default;
26086 enable dumping at TDF_DETAILS.
26088 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26090 * config/i386/i386.c (classify_argument): Don't allow COImode
26092 (function_arg_advance_32): Don't allow OImode.
26093 (function_arg_32): Likewise.
26094 (function_value_32): Likewise.
26095 (return_in_memory_32): Likewise.
26096 (function_arg_64): Remove OImode comment.
26098 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26101 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26102 ix86_expand_vector_set for V4DImode in 64bit mode only.
26103 (ix86_expand_vector_init_one_var): Likewise.
26105 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26107 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26109 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26112 * loop-iv.c: Revert last change.
26113 * emit-rtl.c: Likewise.
26115 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26118 * config/i386/i386.c (type_natural_mode): Remove an extra
26119 space in the warning message.
26120 (function_value_32): Handle 32-byte vector modes.
26121 (return_in_memory_32): Likewise.
26123 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26125 * loop-iv.c (truncate_value): New function.
26126 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26128 (lowpart_subreg): Move to...
26129 * emit-rtl.c: ...here.
26131 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26133 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26134 accidental and undocumented change at revision 140860.
26136 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26138 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26139 take gimple_seq * arguments.
26140 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26141 types_compatible_p langhook.
26143 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26144 Joseph Myers <joseph@codesourcery.com>
26146 * config/arm/arm.c (arm_builtin_va_list): New function.
26147 (arm_expand_builtin_va_start): Likewise.
26148 (arm_gimplify_va_arg_expr): Likewise.
26149 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26150 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26151 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26152 (va_list_type): New variable.
26153 (arm_mangle_type): Mangle va_list_type appropriately.
26155 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26157 PR middle-end/39157
26158 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26159 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26160 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26161 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26162 parameter to 1000 for -O1 by default.
26163 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26165 * loop-invariant.c: Include params.h.
26166 (move_loop_invariants): Don't call move_single_loop_invariants on
26169 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26171 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26172 offset when calculating bounds for indexing stack_usage_map. Fixes
26173 a buffer overflow with certain target setups.
26175 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26178 * calls.c (expand_call): Clear try_tail_call if caller and callee
26179 disagree in promotion of function return value.
26181 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26184 * c-common.c (c_determine_visibility): If visibility changed and
26185 DECL_RTL has been already set, call make_decl_rtl to update symbol
26188 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26191 * varasm.c (assemble_variable): Don't check DECL_NAME when
26192 globalizing a variable.
26194 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26197 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26198 expression before any __builtin_trap call.
26199 * c-typeck.c (build_function_call): Convert and check function
26200 arguments before generating a call to a trap. Evaluate the
26201 function arguments before the trap.
26203 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26206 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26207 (UNSPEC_FXAM_MEM): New unspec.
26208 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26209 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26210 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26212 2009-02-19 Richard Guenther <rguenther@suse.de>
26214 PR tree-optimization/39207
26215 PR tree-optimization/39074
26216 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26217 storedanything_tree): New.
26218 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26219 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26220 (build_succ_graph): Add edges from STOREDANYTHING to all
26222 (init_base_vars): Initialize STOREDANYTHING.
26223 (compute_points_to_sets): Free substitution info after
26224 building the succ graph.
26225 (ipa_pta_execute): Likewise.
26227 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26229 (do_ds_constraint): Do not add to special var or non-pointer
26231 (type_could_have_pointers): Split out from ...
26232 (could_have_pointers): ... here. For arrays use the element type.
26233 (create_variable_info_for): Initialize may_have_pointers.
26234 (new_var_info): Likewise.
26235 (handle_lhs_call): Make the HEAP variable unknown-sized.
26236 (intra_create_variable_infos): Use a type with pointers for
26237 PARM_NOALIAS, make it unknown-sized.
26239 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26242 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26244 2009-02-18 Jason Merrill <jason@redhat.com>
26247 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26248 value if DECL_EXTERNAL.
26249 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26250 * target.h (gcc_target::binds_local_p): Clarify "module".
26251 * tree.h (TREE_PUBLIC): Clarify "module".
26253 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26256 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26257 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26259 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26262 * c.opt (Wabi): Support C and ObjC.
26265 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26267 * config/i386/i386.c (classify_argument): Warn once about the ABI
26268 change when passing union with long double.
26270 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26272 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26275 * c-parser.c (c_parser_compound_statement): Always enter and leave
26278 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26281 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26283 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26285 PR tree-optimization/36922
26286 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26287 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26290 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26292 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26295 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26297 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26299 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26301 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26304 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26305 Richard Sandiford <rdsandiford@googlemail.com>
26307 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26308 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26309 (loongson_biadd): ...this.
26311 2009-02-17 Richard Guenther <rguenther@suse.de>
26313 PR tree-optimization/39202
26314 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26315 a var make sure to follow existing collapses.
26317 2009-02-17 Richard Guenther <rguenther@suse.de>
26319 PR middle-end/39214
26320 * langhooks.c (lhd_print_error_function): Check for NULL block.
26322 2009-02-17 Richard Guenther <rguenther@suse.de>
26324 PR tree-optimization/39204
26325 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26328 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26330 * config/soft-fp/double.h: Update from glibc CVS.
26332 2009-02-17 Richard Guenther <rguenther@suse.de>
26334 PR tree-optimization/39207
26335 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26336 strict-aliasing warnings for pointers pointing to NULL.
26338 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26341 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26342 skipping until next close brace.
26344 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26347 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26348 to function argument boundary.
26350 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26352 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26353 in the lea_add. Reload eventually constraints it properly.
26354 * config/picochip/constraints.md: Remove the target constraint
26355 "b", since it is not needed anymore.
26357 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26359 * gthr-dce.h: Uglify function parameter and local variable names.
26360 * gthr-gnat.h: Likewise.
26361 * gthr-mipssde.h: Likewise.
26362 * gthr-nks.h: Likewise.
26363 * gthr-posix95.h: Likewise.
26364 * gthr-posix.h: Likewise.
26365 * gthr-rtems.h: Likewise.
26366 * gthr-single.h: Likewise.
26367 * gthr-solaris.h: Likewise.
26368 * gthr-tpf.h: Likewise.
26369 * gthr-vxworks.h: Likewise.
26370 * gthr-win32.h: Likewise.
26372 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26375 * config/i386/i386.md: Restrict the new peephole2 to move
26376 between MMX/SSE registers.
26378 2009-02-15 Richard Guenther <rguenther@suse.de>
26381 2009-02-13 Richard Guenther <rguenther@suse.de>
26383 * configure.ac: Enable LFS.
26384 * configure: Re-generate.
26385 * config.in: Likewise.
26387 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26389 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26390 spu_srqwbyte, spu_srqwbytebc): Define.
26391 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26392 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26393 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26394 "shrqby_<mode>"): New insn-and-split patterns.
26395 * config/spu/spu.c (expand_builtin_args): Determine and return
26396 number of operands using spu_builtin_description data.
26397 (spu_expand_builtin_1): Use it.
26399 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26402 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26405 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26408 * config/i386/i386.c (override_options): Correct warning
26409 messages for -malign-loops, -malign-jumps and -malign-functions.
26411 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26414 * config/i386/i386.md: Restrict the new peephole2 to move
26415 between the general purpose registers.
26417 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26420 * config/i386/i386.c (type_natural_mode): Add a new argument.
26421 Return the original mode and warn ABI change if vector size is 32byte.
26422 (function_arg_advance): Updated.
26423 (function_arg): Likewise.
26424 (ix86_function_value): Likewise.
26425 (ix86_return_in_memory): Likewise.
26426 (ix86_sol10_return_in_memory): Likewise.
26427 (ix86_gimplify_va_arg): Likewise.
26428 (function_arg_32): Don't warn ABX ABI change here.
26429 (function_arg_64): Likewise.
26431 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26433 * loop-iv.c (implies_p): In the final case, test that operands 0
26434 of the two comparisons match.
26436 * config/bfin/bfin.c (find_prev_insn_start): New function.
26437 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
26438 (find_next_insn_start): Move.
26440 2009-02-13 Richard Guenther <rguenther@suse.de>
26442 * configure.ac: Enable LFS.
26443 * configure: Re-generate.
26444 * config.in: Likewise.
26446 2009-02-13 Joseph Myers <joseph@codesourcery.com>
26449 * c-parser.c (c_parser_parms_list_declarator): Discard pending
26450 sizes on syntax error after some arguments have been parsed.
26452 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26454 * doc/invoke.texi (-fira): Remove.
26456 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26458 * caller-save.c: Replace regclass.c with reginfo.c in comments.
26459 * recog.c: Likewise.
26462 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
26464 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
26465 (umul_ppmm): Likewise.
26466 (count_leading_zeros): Likewise.
26467 (count_trailing_zeros): Likewise.
26468 (UMUL_TIME): Likewise.
26470 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26472 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
26473 soft-fp/t-softfp to tmake_file.
26475 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
26476 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
26477 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
26478 IA64_BUILTIN_INFQ]: New.
26479 (ia64_init_builtins): Initialize __builtin_infq,
26480 __builtin_fabsq and __builtin_copysignq if not HPUX.
26481 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
26482 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
26484 * config/ia64/lib1funcs.asm (__divtf3): Define only if
26486 (__fixtfti): Likewise.
26487 (__fixunstfti): Likewise.
26488 (__floattitf): Likewise.
26490 * config/ia64/libgcc-glibc.ver: New.
26491 * config/ia64/t-fprules-softfp: Likewise.
26492 * config/ia64/sfp-machine.h: Likewise.
26494 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
26495 (LIBGCC2_TF_CEXT): Likewise.
26496 (TF_SIZE): Likewise.
26497 (TARGET_INIT_LIBFUNCS): Likewise.
26499 * config/ia64/t-glibc (SHLINB_MAPFILES):
26500 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
26502 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26504 * config/i386/i386.c (construct_container): Rewrite processing
26505 BLKmode with X86_64_SSE_CLASS.
26507 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
26510 * config/i386/i386.md: Replace simplify_replace_rtx with
26511 replace_rtx in the new peephole2.
26513 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
26515 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
26516 loop unrolling do not happen at -O2.
26518 2009-02-12 Michael Matz <matz@suse.de>
26520 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
26522 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26524 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
26527 2009-02-12 Ben Elliston <bje@au.ibm.com>
26529 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
26530 patterns when updating the back chain. Missed in the 2009-02-10
26533 2009-02-11 Janis Johnson <janis187@us.ibm.com>
26535 * doc/extend.texi (Decimal Floating Types): Update identifier of
26536 draft TR and list of missing support.
26538 2009-02-11 Jakub Jelinek <jakub@redhat.com>
26540 PR middle-end/39154
26541 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
26542 bit to variable length decl's flags, add it also to its
26543 pointer replacement variable.
26545 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
26546 Jakub Jelinek <jakub@redhat.com>
26549 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
26550 (memory_blockage): New expander.
26551 (*memory_blockage): New insn pattern.
26552 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
26553 instead of general blockage at the end of function prologue when
26554 frame pointer is used to access red zone area. Do not emit blockage
26555 when profiling, it is emitted in generic code.
26556 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
26557 function epilogue when frame pointer is used to access red zone area.
26559 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
26562 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
26563 by arithmetic with memory operands.
26564 * config/i386/predicates.md (commutative_operator): New.
26566 2009-02-10 Janis Johnson <janis187@us.ibm.com>
26568 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
26571 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
26573 * alias.h (record_alias_subset): Declare.
26574 * alias.c (record_alias_subset): Make global.
26576 2009-02-10 Nick Clifton <nickc@redhat.com>
26578 * tree-parloops.c: Change license to GPLv3.
26579 * ipa-struct-reorg.c: Change license to GPLv3.
26580 * ipa-struct-reorg.h: Change license to GPLv3.
26582 2009-02-10 Steve Ellcey <sje@cup.hp.com>
26585 * c-decl.c (start_struct): Return NULL on error.
26587 2009-02-10 Jakub Jelinek <jakub@redhat.com>
26589 PR middle-end/39124
26590 * cfgloopmanip.c (remove_path): Call remove_bbs after
26591 cancel_loop_tree, not before it.
26594 * function.h (struct function): Add has_local_explicit_reg_vars bit.
26595 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
26596 VAR_DECLs were seen.
26597 * tree-ssa-live.c (remove_unused_locals): Recompute
26598 cfun->has_local_explicit_reg_vars.
26599 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
26600 copies or clearings if cfun->has_local_explicit_reg_vars.
26602 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
26605 * config/i386/i386.c (expand_prologue): Emit blockage at the end
26606 of function prologue when frame pointer is used to access
26609 2009-02-10 Richard Guenther <rguenther@suse.de>
26611 PR middle-end/39127
26612 * gimplify.c (gimple_regimplify_operands): Always look if
26613 we need to create a temporary.
26615 2009-02-10 Richard Guenther <rguenther@suse.de>
26617 PR tree-optimization/39132
26618 * tree-loop-distribution.c (todo): New global var.
26619 (generate_memset_zero): Trigger TODO_rebuild_alias.
26620 (tree_loop_distribution): Return todo.
26622 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
26625 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
26626 (x86_64_reg_class_name): Removed.
26627 (classify_argument): Return 0 if bytes > 32. Return 0 if the
26628 first one isn't X86_64_SSE_CLASS or any other ones aren't
26629 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
26630 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
26631 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
26632 and 3 X86_64_SSEUP_CLASS.
26633 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
26634 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
26636 2009-02-10 Ben Elliston <bje@au.ibm.com>
26638 * config/rs6000/rs6000.md (allocate_stack): Always use an update
26639 form instruction to update the stack back chain word, even if the
26640 user has disabled the generation of update instructions.
26641 (movdi_<mode>_update_stack): New.
26642 (movsi_update_stack): Likewise.
26643 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
26644 always use an update form instruction to update the stack back
26647 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
26649 PR middle-end/38953
26650 * graphite.c (if_region_set_false_region): After moving a region in
26651 the false branch of a condition, remove the empty dummy basic block.
26652 (gloog): Remove wrong fix for PR38953.
26654 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26656 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
26657 generation due to implicit sign extension.
26659 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
26661 PR middle-end/38981
26662 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
26663 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
26665 2009-02-09 Richard Guenther <rguenther@suse.de>
26667 PR middle-end/35202
26668 * convert.c (convert_to_real): Disable (float)fn((double)x)
26669 to fnf(x) conversion if errno differences may occur and
26670 -fmath-errno is set.
26672 2009-02-07 Anatoly Sokolov <aesok@post.ru>
26674 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
26675 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26676 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26678 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26681 * c-common.c (handle_alias_attribute): Disallow attribute for
26682 anything not a FUNCTION_DECL or VAR_DECL.
26684 2009-02-06 Janis Johnson <janis187@us.ibm.com>
26687 * real.c (do_compare): Special-case compare of zero against
26688 decimal float value.
26690 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26693 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
26694 as indicating flexible array members unless the field itself is
26695 being declarared as the incomplete array.
26697 2009-02-06 Jan Hubicka <jh@suse.cz>
26699 PR tree-optimization/38844
26700 * ipa-inline.c (try_inline): Stop inlining recursion when edge
26701 is already inlined.
26703 2009-02-06 Richard Guenther <rguenther@suse.de>
26705 PR middle-end/38977
26706 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
26707 fork because we may expand it as __gcov_fork.
26709 2009-02-06 Nick Clifton <nickc@redhat.com>
26711 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
26713 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
26715 PR tree-optimization/35659
26716 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
26717 vn_phi_eq): Shortcut if hashcode does not match.
26718 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
26720 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
26721 and avoid iterative_hash_expr.
26722 (FOR_EACH_VALUE_ID_IN_SET): New.
26723 (value_id_compare): Remove.
26724 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
26725 sort expressions by value id.
26727 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
26730 * config/sh/predicates.md (general_movsrc_operand): Don't check
26731 the subreg of system registers here.
26733 2009-02-05 Jakub Jelinek <jakub@redhat.com>
26736 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
26737 on the copied decl.
26739 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
26741 PR rtl-optimization/39110
26742 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
26743 addresses, not aligned ones.
26745 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
26746 Richard Guenther <rguenther@suse.de>
26748 PR tree-optimization/39100
26749 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
26750 comment says and add edges.
26752 2009-02-05 Joseph Myers <joseph@codesourcery.com>
26755 * c-common.c (handle_tls_model_attribute): Ignore attribute for
26756 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
26758 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
26760 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
26761 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
26762 register_bb_in_sese, new_sese, free_sese): Moved.
26763 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
26764 outermost_loop_in_scop, build_scop_iteration_domain,
26765 expand_scalar_variables_ssa_name, get_vdef_before_scop,
26766 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
26767 Use loop_in_sese_p instead of loop_in_scop_p.
26768 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
26769 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
26770 (scopdet_basic_block_info): Fix bug in scop detection.
26771 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
26772 eq_loop_to_cloog_loop): Remove.
26773 (nb_loops_around_loop_in_scop, nb_loop
26774 ref_nb_loops): Moved here...
26775 * graphite.h (ref_nb_loops): ... from here.
26776 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
26777 (loop_domain_dim, loop_iteration_vector_dim): Remove.
26778 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
26780 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
26781 Hans-Peter Nilsson <hp@axis.com>
26783 PR rtl-optimization/37889
26784 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
26785 Move offset handling from PLUS to before the switch. Use new
26786 arguments when considering SYMBOL_REFs too.
26787 (rtx_addr_can_trap_p): Pass dummy offset and size.
26788 (enum may_trap_p_flags): Remove.
26789 (may_trap_p_1): Pass size from MEM_SIZE.
26791 PR rtl-optimization/38921
26792 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
26793 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
26794 * rtlanal.c (may_trap_after_code_motion_p): Delete.
26795 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
26797 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
26799 AVX Programming Reference (January, 2009)
26800 * config/i386/sse.md (*vpclmulqdq): New.
26802 2009-02-04 Jakub Jelinek <jakub@redhat.com>
26804 PR tree-optimization/38977
26805 PR gcov-profile/38292
26806 * calls.c (special_function_p): Disregard __builtin_ prefix.
26808 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
26810 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
26811 non-indexable addresses even before reload.
26813 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26816 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
26817 as having variable size. Do not give an error for unnamed
26818 parameters with [*] declarators. Give a warning for type names
26819 with [*] declarators and mark them as variable size.
26820 * c-parser.c (c_parser_sizeof_expression): Do not give an error
26821 for sizeof applied to [*] type names.
26823 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
26826 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
26828 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26830 * gcc.c (process_command): Update copyright notice dates.
26831 * gcov.c (print_version): Likewise.
26832 * gcov-dump.c (print_version): Likewise.
26833 * mips-tfile.c (main): Likewise.
26834 * mips-tdump.c (main): Likewise.
26836 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26839 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
26840 for composite type involving a zero-length array type.
26842 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26845 * function.c (match_asm_constraints_1): Skip over
26846 initial optional % in the constraint.
26848 PR inline-asm/39059
26849 * c-parser.c (c_parser_postfix_expression): If fixed point is not
26850 supported, don't accept FIXED_CSTs.
26851 * c-decl.c (finish_declspecs): Error if fixed point is not supported
26852 and _Sat is used without _Fract/_Accum. Set specs->type to
26853 integer_type_node for cts_fract/cts_accum if fixed point is not
26856 2009-02-02 Catherine Moore <clm@codesourcery.com>
26858 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
26860 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
26862 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
26863 (ABI_HAS_64BIT_SYMBOLS): Use it.
26864 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
26866 2009-02-02 Paul Brook <paul@codesourcery.com>
26868 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
26870 2009-02-02 Jakub Jelinek <jakub@redhat.com>
26872 PR inline-asm/39058
26873 * recog.h (asm_operand_ok): Add constraints argument.
26874 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
26875 recurse on matching constraint.
26876 (check_asm_operands): Pass constraints as 3rd argument to
26877 asm_operand_ok. Don't look up matching constraint here.
26878 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
26881 2009-02-02 Ben Elliston <bje@au.ibm.com>
26883 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
26884 TARGET_NARROW_VOLATILE_BITFIELD macro names.
26886 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26888 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
26889 information. Remove some obsolete information. Reorganize.
26891 * config/pa/fptr.c: Revert license to GPL 2.
26892 * config/pa/milli64.S: Likewise.
26894 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
26897 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
26898 LIBRARY name in, instead of hard-coding it.
26899 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
26900 extra target make frag to tmake_files according to EH model.
26901 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
26902 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
26903 frags that define makefile variable EH_MODEL appropriately.
26904 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
26905 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
26906 to "-sjlj" according to type of EH configured.
26907 (LIBGCC_SONAME): Concatenate it to shared library base name.
26908 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
26909 to "_sjlj" according to type of EH configured.
26910 (LIBGCC_SONAME): Concatenate it to shared library base name.
26911 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
26912 (SHLIB_LINK): Add missing semicolon to if-else construct.
26913 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
26914 string value of "pe_dll" command-line option.
26915 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
26916 (SHLIB_SONAME): Use it when overriding t-cygming default.
26917 (SHLIB_IMPLIB): Override t-cygming default.
26918 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
26919 string value of "pe_dll" command-line option.
26921 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
26924 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
26925 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
26927 2009-01-31 Richard Guenther <rguenther@suse.de>
26929 PR tree-optimization/38937
26930 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
26931 computing the transitive closure.
26933 2009-01-30 Richard Guenther <rguenther@suse.de>
26935 PR tree-optimization/39041
26936 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
26937 Propagate variable indices only if the types match for this stmt.
26939 2009-01-30 Jakub Jelinek <jakub@redhat.com>
26942 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
26943 inline but never defined.
26945 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
26947 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
26948 (*insv_h_di_reg_extimm): New insn.
26949 (*insv_l<mode>_reg_extimm): New insn.
26951 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
26953 * config/picochip/picochip.c (flag_conserve_stack): set
26954 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
26955 fconserve-stack. Reduce call-overhead used by inliner.
26957 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
26960 * common.opt (flag_conserve_stack): Initialised to zero.
26962 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
26965 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
26966 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
26969 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
26971 * ira-color.c (allocno_reload_assign): Update comments.
26972 * regmove.c (regmove_optimize): Likewise.
26976 2009-01-29 Robert Millan <rmh@aybabtu.com>
26978 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
26979 * config/i386/kopensolaris-gnu.h: New file. Undefine
26980 `MD_UNWIND_SUPPORT'.
26981 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
26983 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
26985 PR tree-optimization/39007
26986 * tree-loop-distribution.c (generate_builtin): Use
26987 recompute_dominator to compute the immediate dominator of the
26988 basic block just after the loop.
26990 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
26992 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
26993 (ASM_OUTPUT_DWARF_PCREL): Define.
26995 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
26997 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
26998 * doc/passes.texi: Remove entries about regclass, local-alloc, and
26999 global. Modify entries about regmove and IRA.
27001 * ra-conflict.c: Remove the file.
27003 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27005 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27006 (pass_regclass_init): Rename to pass_reginfo_init.
27008 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27010 * toplev.h (flag_ira): Remove.
27012 * caller-save.c (setup_save_areas): Remove flag_ira.
27014 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27016 * global.c: Remove the file.
27018 * opts.c (decode_options): Remove flag_ira.
27020 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27022 * regmove.c: Modify file description.
27023 (find_use_as_address, try_auto_increment): Define them only if
27024 AUTO_INC_DEC is defined.
27025 (replacement_quality, replace_in_call_usage, fixup_match_1,
27026 stable_and_no_regs_but_for_p): Remove.
27027 (reg_set_in_bb): Make it static.
27028 (regmove_optimize): Remove flag_ira and code which worked for
27031 * local-alloc.c: Remove the file.
27033 * common.opt (fira): Remove.
27035 * ira.c: Include except.h.
27036 (eliminable_regset): Move from global.c.
27037 (mark_elimination): Ditto. Remove flag_ira.
27038 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27039 equiv_mem_modified, validate_equiv_mem_from_store,
27040 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27041 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27042 no_equiv, recorded_label_ref): Move from local-alloc.c.
27043 (update_equiv_regs): Ditto. Make it static.
27044 (print_insn_chain, print_insn_chains): Move it from global.c.
27045 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27046 (build_insn_chain): Ditto. Make it static.
27047 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27048 Rename to init_live_subregs.
27049 (gate_ira): Remove flag_ira.
27051 * regclass.c: Rename reginfo.c. Change file description.
27052 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27053 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27054 (init_reg_sets_1): Remove code for evaluation of
27055 reg_class_superclasses and losing_caller_save_reg_set.
27056 (init_regs): Remove init_reg_autoinc.
27057 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27058 ok_for_base_p_nonstrict): Remove.
27059 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27060 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27061 corresponding entries.
27062 (dump_regclass, record_operand_costs, scan_one_insn,
27063 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27064 record_address_regs, auto_inc_dec_reg_p): Remove.
27065 (gt-regclass.h): Rename to gt-reginfo.h.
27067 * rtl.h (dump_global_regs, retry_global_alloc,
27068 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27070 * Makefile.in (RA_H): Remove.
27071 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27072 Rename regclass.o to reginfo.o.
27073 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27075 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27076 (GTFILES): Rename regclass.c to reginfo.c.
27078 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27079 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27081 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27082 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27084 (finish_spills): Ditto. Remove code for !flag_ira.
27086 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27088 PR middle-end/35854
27089 * doc/invoke.texi (rtl debug options): Complete rewrite.
27090 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27092 * mode-switching.c (pass_mode_switching): Rename pass from
27093 "mode-sw" to "mode_sw".
27094 * except.c (pass_convert_to_eh_ranges): Rename pass from
27095 "eh-ranges" to "eh_ranges".
27096 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27100 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27101 Alexander Monakov <amonakov@ispras.ru>
27103 PR middle-end/38857
27104 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27106 (move_exprs_to_boundary): Change return type and pass through
27107 should_move from move_op. Relax assert. Update usage ...
27108 (schedule_expr_on_boundary): ... here. Use should_move instead of
27110 (move_op_orig_expr_found): Indicate that insn was disconnected from
27112 (code_motion_process_successors): Do not call after_merge_succs
27113 callback if original expression was not found when traversing any of
27115 (code_motion_path_driver): Change return type. Update prototype.
27116 (move_op): Update comment. Add a new parameter (should_move). Update
27117 prototype. Set *should_move based on indication provided by
27118 move_op_orig_expr_found.
27120 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27122 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27123 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27124 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27125 * config/rs6000/rs6000.c (rs6000_override_options): Default
27126 avoid-indexed-addresses on for Power6, off for everything else.
27127 (avoiding_indexed_address_p): New function.
27128 (rs6000_legitimize_address): Use it.
27129 (rs6000_legitimate_address): Likewise.
27130 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27132 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27134 PR tree-optimization/38997
27135 * tree-loop-distribution.c (generate_memset_zero): Use
27136 POINTER_PLUS_EXPR for a pointer addition.
27138 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27140 * config/s390/s390.md (bswap<mode>2): New pattern added.
27142 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27144 * config/s390/s390.md (*tls_load_31): Added type attribute.
27146 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27148 * config/s390/s390.md: Fix a few comments.
27150 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27152 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27153 (*tm<mode>_full): Fixed z10prop attribute.
27154 (*tst<mode>_extimm): Fixed z10prop attribute.
27155 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27156 (*tstqiCCT_cconly): Fixed z10prop attribute.
27157 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27158 (*movsi_larl): Fixed z10prop attribute.
27159 (*movsi_zarch): Fixed z10prop attribute.
27160 (*movsi_eas): Fixed z10prop attribute.
27161 (*movhi): Fixed z10prop attribute.
27162 (*movqi): Fixed z10prop attribute.
27163 (*movstrictqi): Fixed z10prop attribute.
27164 (*mov<mode>): Fixed z10prop attribute.
27165 (*movcc): Fixed z10prop attribute.
27166 (*sethighpartdi_64): Fixed z10prop attribute.
27167 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27168 (*negdi2_sign_cc): Fixed z10prop attribute.
27169 (*negdi2_sign): Fixed z10prop attribute.
27170 (*absdi2_sign_cc): Fixed z10prop attribute.
27171 (*absdi2_sign): Fixed z10prop attribute.
27172 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27173 (*negabsdi2_sign): Fixed z10prop attribute.
27174 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27175 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27176 (doloop_si64): Fixed z10prop attribute.
27177 (doloop_si31): Fixed z10prop attribute.
27178 (doloop_long): Fixed z10prop attribute.
27179 (indirect_jump): Fixed z10prop attribute.
27180 (nop): Fixed z10prop attribute.
27181 (main_base_64): Fixed z10prop attribute.
27182 (reload_base_64): Fixed z10prop attribute.
27184 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27186 PR rtl-optimization/38740
27187 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27189 * config/mips/mips.c (mips_reorg): Likewise.
27191 2009-01-28 Richard Guenther <rguenther@suse.de>
27193 PR tree-optimization/38926
27194 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27195 with the correct value id to a value.
27196 (do_regular_insertion): Use the value number of edoubleprime
27197 for the value number of the expr.
27200 2008-08-21 Richard Guenther <rguenther@suse.de>
27202 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27203 a PHI ask VN if it is already available.
27204 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27205 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27207 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27209 PR middle-end/38934
27210 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27211 set to varying whenever max has TREE_OVERFLOW set, similarly
27212 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27214 2009-01-28 Richard Guenther <rguenther@suse.de>
27216 PR middle-end/38908
27217 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27218 uninitialized aggregate uses in call arguments.
27220 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27222 PR tree-optimization/38984
27223 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27224 the nothing_id variable if -fno-delete-null-pointer-checks.
27226 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27229 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27230 (set_got_offset_rex64): Ditto.
27232 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27235 * doc/extend.texi: Improve local variable with asm reg.
27237 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27239 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27240 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27241 was not supplied then set warn_packed_bitfield_compat to the
27242 default value of 1.
27243 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27246 2009-01-27 Richard Guenther <rguenther@suse.de>
27248 PR tree-optimization/38503
27249 * cfgexpand.c (expand_gimple_basic_block): Ignore
27250 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27251 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27252 variables that cannot have TBAA applied.
27253 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27256 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27258 PR middle-end/38969
27259 * calls.c (initialize_argument_information): Do not wrap complex
27260 arguments in SAVE_EXPR.
27262 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27264 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27265 (INSTALL_LIBGCC): Revert typo commit.
27267 2009-01-26 Richard Guenther <rguenther@suse.de>
27269 PR tree-optimization/38745
27270 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27271 from special handling.
27273 2009-01-26 Richard Guenther <rguenther@suse.de>
27275 PR tree-optimization/38745
27276 * tree-ssa.c (execute_update_addresses_taken): Do not include
27277 variables that cannot possibly be a register in not_reg_needs.
27278 Do not clear TREE_ADDRESSABLE on vars that may not become
27280 * tree-ssa.c (update_alias_info_1): Include those in the set
27281 of addressable vars.
27283 2009-01-26 Richard Guenther <rguenther@suse.de>
27285 PR middle-end/38851
27286 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27287 * tree-ssa-dse.c: Include langhooks.h
27288 (execute_simple_dse): Remove stores with zero size.
27290 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27293 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27296 2009-01-24 Julian Brown <julian@codesourcery.com>
27298 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27299 config/arm/linux-atomic.c.
27300 * config/arm/linux-atomic.c: New.
27302 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27304 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27305 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27306 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27308 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27311 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27314 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27316 PR tree-optimization/38953
27317 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27318 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27319 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27320 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27323 2009-01-24 Paul Brook <paul@codesourcery.com>
27325 * config/arm/neon.md (neon_type): Move to arm.md.
27326 (neon_mov<VSTRUCT>): Add neon_type attribute.
27327 * config/arm/arm.md (neon_type): Move to here.
27328 (conds): Add "unconditioal" and use as default for NEON insns.
27330 2009-01-24 Ben Elliston <bje@au.ibm.com>
27332 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27333 void *' warning from -Wc++-compat.
27334 * Makefile.in (dominance.o-warn): Remove.
27336 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27338 PR tree-optimization/38932
27339 * fold-const.c (fold_unary_ignore_overflow): New.
27340 * tree.h (fold_unary_ignore_overflow): Declare.
27341 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27342 * tree-ssa-sccvn.c (visit_reference_op_load,
27343 simplify_unary_expression): Likewise.
27345 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27347 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27348 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27349 regardless of their type.
27350 * c-common.c (handle_packed_attribute): Don't ignore packed on
27352 * c.opt (Wpacked-bitfield-compat): New warning option.
27353 * stor-layout.c (place_field): Warn if offset of a field changed.
27354 * doc/extend.texi (packed): Mention the ABI change.
27355 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27356 (Warning Options): Add it to the list.
27358 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27360 * c-opts.c (c_common_post_options): Fix a typo in comments.
27362 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27364 PR middle-end/38615
27365 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27366 variables to static.
27367 * doc/invoke.texi (-fmerge-all-constants): Update description.
27369 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27372 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27373 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27375 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27377 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27379 (LOCAL_ALIGNMENT): Similarly.
27381 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27382 Joseph Myers <joseph@codesourcery.com>
27384 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27385 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27386 * config/arm/arm-tune.md: Regenerate.
27387 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27390 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27392 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27393 version number to five.
27395 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27398 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27399 * c-common.c (set_underlying_type): Likewise.
27400 (is_typedef_decl ): Likewise
27402 (set_underlying_type): Likewise.
27403 (is_typedef_type): Likewise.
27405 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27407 PR middle-end/38587
27408 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27411 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27414 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27415 (LIBGCC_SPEC): Don't define.
27416 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27418 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27420 PR rtl-optimization/38879
27421 * alias.c (base_alias_check): Unaligned access via AND address can
27422 alias all surrounding object types except those with sizes equal
27423 or wider than the size of unaligned access.
27425 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27428 * c-decl.c (clone_underlying_type): Move this ...
27429 * c-common.c (set_underlying_type): ... here.
27430 Also, make sure the function properly sets TYPE_STUB_DECL() on
27431 the newly created typedef variant type.
27432 (is_typedef_decl ): New entry point.
27433 * tree.h: Added a new member member_types_needing_access_check to
27434 struct tree_decl_non_common.
27435 (set_underlying_type): New entry point.
27436 (is_typedef_type): Likewise.
27438 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
27440 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
27441 Check whether two instructions have memory references that
27442 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
27443 are helper functions for traversing.
27444 * alias.h (insn_alias_sets_confilict_p): New prototypes.
27445 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
27446 not to draw dependency edge for instructions with non-conflicting
27449 2009-01-20 Joseph Myers <joseph@codesourcery.com>
27452 * longlong.h: Update copyright years. Use soft-fp license notice.
27453 Sync __clz_tab declaration with glibc.
27455 2009-01-20 Steve Ellcey <sje@cup.hp.com>
27458 * doc/extend.texi (syscall_linkage): New.
27459 (version_id): Modify.
27461 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
27462 Richard Guenther <rguenther@suse.de>
27464 PR tree-optimization/38747
27465 PR tree-optimization/38748
27466 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
27467 conversion if the base address is an indirect reference and the
27468 aliasing sets could cause issues.
27470 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27472 * common.opt (fgraphite, fgraphite-identity): Add comment for
27473 explaining why these options are not documented.
27475 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27477 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
27478 gimple_call_lhs is NULL.
27480 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
27483 * emit-rtl.c (adjust_address_1): Make sure memref is never
27486 2009-01-20 Ben Elliston <bje@au.ibm.com>
27488 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27489 const qualifier from arg parameter. Remove unnecessary cast to char *.
27490 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27491 const qualifier from arg 2.
27493 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
27495 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
27497 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
27500 * rtl.h (reinit_regs): New prototype.
27501 * regclass.c: Include ira.h.
27502 (reinit_regs): New.
27503 * Makefile.in (regclass.o): Add ira.h.
27504 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
27506 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
27509 * c-common.c (handle_aligned_attribute): Use
27510 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
27511 default alignment value.
27513 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
27515 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
27516 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
27518 * doc/extend.texi: Update __attribute__ ((aligned)). Document
27519 __BIGGEST_ALIGNMENT__.
27521 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
27523 2009-01-18 Richard Guenther <rguenther@suse.de>
27525 PR tree-optimization/38819
27526 * tree-flow.h (operation_could_trap_helper_p): Declare.
27527 * tree-eh.c (operation_could_trap_helper_p): Export.
27528 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
27529 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
27530 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
27531 are about to insert a possibly trapping instruction and fail
27534 2009-01-18 Andreas Schwab <schwab@suse.de>
27536 * doc/install.texi (Configuration): Remove obsolete paragraph
27537 about use of --with-gnu-ld with --with-gnu-as.
27539 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
27541 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
27542 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
27543 Follow spelling conventions.
27545 2009-01-18 Ben Elliston <bje@au.ibm.com>
27547 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
27548 C++ warning about implicit conversion from void * to struct
27550 (bitmap_obstack_free): Likewise for bitmap_element *.
27551 * Makefile.in (bitmap.o-warn): Remove.
27553 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
27555 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
27557 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
27558 Tobias Grosser <tobi.grosser@amd.com>
27560 * graphite.c (graphite_trans_scop_block): Do not block single
27563 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
27565 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
27566 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
27567 test with assertion.
27569 2009-01-16 Richard Guenther <rguenther@suse.de>
27571 PR tree-optimization/38835
27572 PR middle-end/36227
27573 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
27574 and INT + PTR -> (INT)(PTR p+ INT) folding.
27575 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
27577 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
27580 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
27581 the subreg from a lowpart subreg if it is also casting the value.
27583 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27584 Tobias Grosser <tobi.grosser@amd.com>
27586 * graphite.c (compare_prefix_loops): New.
27587 (build_scop_canonical_schedules): Rewritten.
27588 (graphite_transform_loops): Move build_scop_canonical_schedules
27589 after build_scop_iteration_domain.
27591 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27592 Tobias Grosser <tobi.grosser@amd.com>
27594 * graphite.c (add_conditions_to_domain): Add the loops to
27595 the dimension of the iteration domain. Do copy the domain
27596 only when it exists.
27597 (build_scop_conditions_1): Do not call add_conditions_to_domain.
27598 (add_conditions_to_constraints): New.
27599 (can_generate_code_stmt, can_generate_code): Removed.
27600 (gloog): Do not call can_generate_code.
27601 (graphite_transform_loops): Call add_conditions_to_constraints
27602 after building the iteration domain.
27604 2009-01-16 Jakub Jelinek <jakub@redhat.com>
27606 PR tree-optimization/38789
27607 * tree-ssa-threadedge.c
27608 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
27609 __builtin_constant_p.
27611 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
27613 * dce.c (delete_unmarked_insns): Reversed the order that insns are
27614 examined before deleting them.
27616 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
27618 * function.c (aggregate_value_p): Correctly extract the function
27619 type from CALL_EXPR_FN lookup.
27621 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27623 * config/picochip/picochip.c (picochip_override_options): Revert
27624 CFI asm flag disable commited previously.
27626 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
27627 Tobias Grosser <tobi.grosser@amd.com>
27628 Jan Sjodin <jan.sjodin@amd.com>
27630 * graphite.c (scan_tree_for_params): On substractions negate
27631 all the coefficients of the term.
27632 (clast_to_gcc_expression_red): New. Handle reduction expressions
27633 of more than two operands.
27634 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
27635 (get_vdef_before_scop): Handle also the case of default definitions.
27637 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
27639 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
27640 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
27641 Also use them when walking CALL_INSN_FUNCTION_USAGE.
27643 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
27644 Joey Ye <joey.ye@intel.com>
27646 PR middle-end/37843
27647 * cfgexpand.c (expand_stack_alignment): Don't update stack
27648 boundary nor check incoming stack boundary here.
27649 (gimple_expand_cfg): Update stack boundary and check incoming
27650 stack boundary here.
27652 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
27654 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
27656 2009-01-14 Jakub Jelinek <jakub@redhat.com>
27658 PR rtl-optimization/38245
27659 * calls.c (expand_call): Add stack arguments to
27660 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27661 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
27662 in regs and partially in memory or BLKmode arguments.
27663 (emit_library_call_value_1): Add stack arguments to
27664 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27665 ACCUMULATE_OUTGOING_ARGS).
27666 * dce.c: Include tm_p.h.
27667 (find_call_stack_args): New function.
27668 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
27670 (mark_insn): Call find_call_stack_args for CALL_Ps.
27671 (prescan_insns_for_dce): Walk insns backwards in bb rather than
27672 forwards. Allocate and free arg_stores bitmap if needed, pass it
27673 down to deletable_insn_p, don't mark stores set in arg_stores
27674 bitmap, clear the bitmap at the beginning of each bb.
27675 * Makefile.in (dce.o): Depend on $(TM_P_H).
27677 2009-01-14 Michael Meissner <gnu@the-meissners.org>
27680 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
27681 to make sure the insn is a conditional test (bug 22599). Reformat a
27684 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
27686 PR middle-end/38431
27687 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
27688 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
27689 (gloog): Do not call cleanup_tree_cfg.
27690 (graphite_transform_loops): Call cleanup_tree_cfg after all
27691 scops have been code generated.
27693 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
27694 * doc/gty.texi (Invoking the garbage collector): Added new node
27695 and section documenting ggc_collect.
27697 2009-01-14 Richard Guenther <rguenther@suse.de>
27699 PR tree-optimization/38826
27700 PR middle-end/38477
27701 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
27702 initialization notes only if we actually emitted a warning.
27703 (intra_create_variable_infos): Add constraints for a result decl
27704 that is passed by hidden reference.
27705 (build_pred_graph): Mark all related variables non-direct on
27708 2009-01-14 Nick Clifton <nickc@redhat.com>
27710 * ira-conflicts.c: Include addresses.h for the definition of
27712 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
27713 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
27715 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
27718 * Makefile.in (ira-lives.o): Add except.h.
27720 * ira-lives.c: Include except.h.
27721 (process_bb_node_lives): Process can_throw_internal.
27723 2009-01-13 Jakub Jelinek <jakub@redhat.com>
27725 PR rtl-optimization/38774
27726 * combine.c (simplify_set): When undoing cc_use change, don't do
27727 PUT_CODE on the newly created comparison, but instead put back the
27730 2009-01-13 Joseph Myers <joseph@codesourcery.com>
27732 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
27733 values. Remove duplicate arm8 entry.
27735 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27737 PR tree-optimization/38786
27738 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
27739 the SSA_NAME case of expand_scalar_variables_expr.
27740 Set the type of an expression to the type of its assign statement.
27741 (expand_scalar_variables_expr): Also gather the scalar computation
27742 used to index the memory access. Do not pass loop_p.
27743 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
27744 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
27745 the gimple_stmt_iterator where it inserts new code.
27746 Do not pass loop_p.
27747 (copy_bb_and_scalar_dependences): Do not pass loop_p.
27748 (translate_clast): Update call to copy_bb_and_scalar_dependences.
27750 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27752 * graphite.h (debug_value): Removed.
27753 * graphite.c (debug_value): Removed.
27755 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27757 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
27758 ldrd/strd with two 32-bit instructions.
27760 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27762 * config/arm/arm.c (struct processors): Pass for speed down into
27763 cost helper functions.
27764 (const_ok_for_op): Handle COMPARE and inequality nodes.
27765 (arm_rtx_costs_1): Rewrite.
27766 (arm_size_rtx_costs): Update prototype.
27767 (arm_rtx_costs): Pass speed down to helper functions.
27768 (arm_slowmul_rtx_costs): Rework cost calculations.
27769 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
27770 (arm_9e_rtx_costs): Likewise.
27772 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
27774 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
27775 relocations of local symbols wider than UNITS_PER_WORD are not valid.
27776 (alpha_legitimize_address): Do not split local symbols wider than
27777 UNITS_PER_WORD into HIGH/LO_SUM parts.
27779 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
27782 * gcc.c (process_command): Replace call to execvp with calls
27783 to pex_one and exit.
27785 2009-01-03 Anatoly Sokolov <aesok@post.ru>
27788 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
27789 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
27790 variant for devices with 3-byte PC.
27791 (__tablejump_elpm__): New.
27793 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27796 * c-parser.c (c_parser_postfix_expression): Allow `->' in
27797 offsetof member-designator, handle it as `[0].'.
27799 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27801 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
27802 function when not using named sections on targets with named sections
27803 if branch distance is less than 262132.
27805 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
27807 * combine.c (combine_instructions): Recompute
27808 optimize_this_for_speed_p for each BB in the main combine loop.
27810 2009-01-12 Tomas Bily <tbily@suse.cz>
27813 * tree-loop-distribution.c (prop_phis): New function.
27814 (generate_builtin): Call prop_phis.
27816 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27818 PR tree-optimization/38807
27819 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
27820 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
27822 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
27824 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
27825 subreg of op0 to the original op0.
27827 2009-01-11 Laurent GUERBY <laurent@guerby.net>
27829 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
27831 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
27834 * mips-tfile.c (parse_def): Fix parsing of def strings
27835 starting with digits.
27837 2009-01-10 Jakub Jelinek <jakub@redhat.com>
27840 * config/arm/arm.c (arm_is_long_call_p): Don't call
27841 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
27843 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
27845 * regrename.c (regrename_optimize): Fix dumping.
27846 (find_oldest_value_reg): Preserve REG_POINTER.
27847 (copy_hardreg_forward_1): Likewise.
27849 2009-01-09 Diego Novillo <dnovillo@google.com>
27851 * gimple.h (struct gimple_statement_base) <uid>: Document
27852 the restrictions on its use.
27853 (gimple_uid): Tidy.
27854 (gimple_set_uid): Tidy.
27856 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27858 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
27859 zero guard even if align_bytes != 0 and count is smaller than
27862 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
27864 PR rtl-optimization/38495
27865 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
27866 (add_range_and_copies_from_move_list): Print all added ranges.
27867 Add ranges to memory optimized destination.
27869 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27873 * config/i386/i386.c (override_options): Reject
27874 -mstringop-strategy=rep_8byte with -m32.
27875 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
27876 to 1. Do count comparison against epilogue_size_needed at compile
27877 time even when count_exp was constant forced into register. For
27878 size_needed don't jump to epilogue, instead just avoid aligning
27879 and invoke the body algorithm. If need_zero_guard, add zero guard
27880 even if count is non-zero, but smaller than size_needed + number of
27881 bytes that could be stored for alignment.
27882 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
27883 to 1. If need_zero_guard, add zero guard even if count is non-zero,
27884 but smaller than size_needed + number of bytes that could be stored
27885 for alignment. Compare size_needed with epilogue_size_needed instead
27886 of desired_align - align, don't adjust size_needed, pass
27887 epilogue_size_needed to the epilogue expanders.
27890 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
27892 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27894 * pa.c (last_address): Change to unsigned.
27895 (update_total_code_bytes): Change argument to unsigned. Don't
27896 check if insn addresses are set.
27897 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
27898 addresses are not set.
27899 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
27901 2009-01-09 Nick Clifton <nickc@redhat.com>
27903 * config/sh/symbian.c: Replace uses of DECL_INLINE with
27904 DECL_DECLARED_INLINE_P.
27906 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27908 PR middle-end/38347
27909 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
27910 GET_MODE (op0) in operand_subword_force calls.
27912 PR middle-end/38771
27913 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
27914 fold_convert arg0 operands to TREE_TYPE (op0) first.
27916 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
27918 * params.def (ira-max-conflict-table-size): Decrease default value
27921 2009-01-08 Jakub Jelinek <jakub@redhat.com>
27923 PR tree-optimization/37031
27924 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
27926 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
27927 allocate it using gc instead of heap, use VEC_quick_push instead of
27929 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
27930 instead of heap, use VEC_quick_push instead of VEC_safe_push.
27931 * tree-data-ref.h (struct access_matrix): Change matrix to gc
27932 allocated vector from heap allocated.
27933 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
27934 * tree-loop-linear.c (linear_transform_loops): Allocate nest
27935 vector only after perfect_loop_nest_depth call.
27937 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
27938 Jan Sjodin <jan.sjodin@amd.com>
27940 PR tree-optimization/38559
27941 * graphite.c (debug_value, copy_constraint,
27942 swap_constraint_variables, scale_constraint_variable, ): New.
27943 (get_lower_bound, get_upper_bound): Removed.
27944 (graphite_trans_bb_strip_mine): Clean up this code that works
27945 only for constant number of iterations. Fully copy upper and
27946 lower bound constraints, not only the constant part of them.
27947 * graphite.h (debug_value): Declared.
27949 2009-01-08 Ira Rosen <irar@il.ibm.com>
27951 PR tree-optimization/37194
27952 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
27953 Don't add the cost of cost model guard in prologue to scalar
27954 outside cost in case of known number of iterations.
27956 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
27957 Alan Modra <amodra@bigpond.net.au>
27959 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
27960 non-word-aligned REG+CONST addressing.
27962 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
27965 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
27966 free_after_compilation when outputting a thunk.
27967 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
27968 Do not call free_after_compilation here.
27970 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
27972 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
27973 (ix86_valid_target_attribute_inner_p): Ditto.
27975 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
27977 PR tree-optimization/38492
27978 PR tree-optimization/38498
27979 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
27980 * tree-chrec.h (scev_is_linear_expression): Declared.
27981 * graphite.c (graphite_cannot_represent_loop_niter): New.
27982 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
27983 (graphite_loop_normal_form): Use gcc_assert.
27984 (scan_tree_for_params): Use CASE_CONVERT.
27985 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
27986 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
27987 Use gcc_assert. Discard scops that contain unhandled cases.
27988 (build_scop_conditions): Return a boolean status for unhandled cases.
27989 (strip_mine_profitable_p): Print the loop number, not its depth.
27990 (is_interchange_valid): Pass the depth of the loop nest, don't
27991 recompute it wrongly.
27992 (graphite_trans_bb_block): Same.
27993 (graphite_trans_bb_block): Print tentative of loop blocking.
27994 (graphite_trans_scop_block): Do not print that the loop has been
27996 (graphite_transform_loops): Do not handle scops that contain condition
27999 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28001 AVX Programming Reference (December, 2008)
28002 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28003 (_mm256_stream_pd): Likewise.
28004 (_mm256_stream_ps): Likewise.
28006 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28007 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28008 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28009 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28010 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28011 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28012 (ix86_expand_special_args_builtin): Likewise.
28014 * config/i386/sse.md (AVXMODEDI): New.
28015 (avx_movnt<mode>): Likewise.
28016 (avx_movnt<mode>): Likewise.
28017 (<sse>_movnt<mode>): Remove AVX support.
28018 (sse2_movntv2di): Likewise.
28020 2009-01-07 Richard Guenther <rguenther@suse.de>
28022 PR middle-end/38751
28023 * fold-const.c (extract_muldiv): Remove obsolete comment.
28024 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28025 to PLUS_EXPR canonicalization for the canonicalization.
28027 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28029 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28030 hosted cross-compilers generating less efficient code.
28032 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28034 * function.h (rtl_data): Add a dbr_scheduled_p field.
28035 * reorg.c (dbr_schedule): Set it.
28036 (gate_handle_delay_slots): Check it.
28037 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28038 (mips_reorg): Check flag_delayed_branch instead of
28039 mips_base_delayed_branch.
28040 (mips_override_options): Don't set mips_base_delayed_branch
28041 or flag_delayed_branch.
28043 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28045 PR rtl-optimization/38426.
28046 * ira.c (ira): Set current_function_is_leaf earlier.
28048 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28050 PR rtl-optimization/38722
28051 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28052 too early, only set a flag and modify after last possible
28055 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28058 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28059 * real.c (decimal_single_format): Correct values of emin and emax.
28060 (decimal_double_format): Ditto.
28061 (decimal_quad_format): Ditto.
28062 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28063 computation of DECnn_MIN and DECnn_MAX for corrected values of
28064 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28065 __DECnn_MIN__, and adjust its computation for the corrected value
28068 2009-01-06 Jan Hubicka <jh@suse.cz>
28071 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28073 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28075 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28076 Add Robert Clark to the list of testers.
28078 2009-01-06 Jan Hubicka <jh@suse.cz>
28079 Kai Tietz <kai.tietz@onevision.com>
28081 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28082 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28084 2009-01-06 Jan Hubicka <jh@suse.cz>
28085 Kai Tietz <kai.tietz@onevision.com>
28087 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28089 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28090 (ix86_nsaved_regs): Count only general purpose regs.
28091 (ix86_nsaved_sseregs): New.
28092 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28093 to 16 for w64; compute padding and size of sse reg save area.
28094 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28095 general purpose regs.
28096 (ix86_emit_save_sse_regs_using_mov): New.
28097 (ix86_expand_prologue): Save SSE regs if needed.
28098 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28099 (ix86_emit_restore_sse_regs_using_mov): New.
28100 (ix86_expand_epilogue): Save SSE regs if needed.
28102 2009-01-06 Jan Hubicka <jh@suse.cz>
28103 Kai Tietz <kai.tietz@onevision.com>
28105 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28106 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28107 functions when accumulate outgoing args is off.
28109 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28112 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28113 before using pseudos_have_intersected_live_ranges_p.
28115 * ira-int.h (ira_assert): Always define.
28117 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28119 AVX Programming Reference (December, 2008)
28120 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28121 (_mm256_permute2_pd): Likewise.
28122 (_mm_permute2_ps): Likewise.
28123 (_mm256_permute2_ps): Likewise.
28124 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28125 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28127 * config/i386/i386.c (ix86_builtins): Remove
28128 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28129 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28130 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28131 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28132 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28133 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28134 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28135 __builtin_ia32_vpermil2ps256.
28136 (ix86_init_mmx_sse_builtins): Updated.
28137 (ix86_expand_args_builtin): Likewise.
28139 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28141 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28142 long absolute calls when generating PA 2.0 code.
28144 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28146 PR rtl-optimization/38583
28147 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28149 * params.def (ira-max-conflict-table-size): New.
28151 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28153 * ira.h (ira_conflicts_p): New external definition.
28155 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28156 table. Report this. Return result of building.
28157 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28158 building conflict table.
28160 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28161 (ira_color): Use ira_conflicts_p.
28163 * global.c: Include ira.h.
28164 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28167 * Makefile.in (global.o): Add ira.h.
28169 * ira-build.c (mark_all_loops_for_removal,
28170 propagate_some_info_from_allocno): New.
28171 (remove_unnecessary_allocnos): Call
28172 propagate_some_info_from_allocno.
28173 (remove_low_level_allocnos): New.
28174 (remove_unnecessary_regions): Add parameter. Call
28175 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28176 parameter to remove_unnecessary_regions.
28177 (ira_build): Remove all regions but root if the conflict table was
28178 not built. Update conflict hard regs for allocnos crossing calls.
28180 * ira.c (ira_conflicts_p): New global.
28181 (ira): Define and use ira_conflicts_p.
28183 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28184 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28185 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28187 2009-01-06 Ben Elliston <bje@au.ibm.com>
28189 * gengtype-lex.l (YY_NO_INPUT): Define.
28191 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28194 * c-common.c (handle_vector_size_attribute): Also reject
28195 BOOLEAN_TYPE types.
28197 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28199 PR tree-optimization/38492
28200 * graphite.c (rename_map_elt, debug_rename_elt,
28201 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28202 rename_map_elt_info, eq_rename_map_elts,
28203 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28204 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28205 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28206 (sese_build_livein_liveouts): New.
28207 (new_sese, free_sese): New.
28208 (new_scop): Call new_sese.
28209 (free_scop): Call free_sese.
28210 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28211 (register_old_new_names): Renamed register_old_and_new_names.
28212 (register_scop_liveout_renames, add_loop_exit_phis,
28213 insert_loop_close_phis, struct igp,
28214 default_liveout_before_guard, add_guard_exit_phis,
28215 insert_guard_phis, copy_renames): New.
28216 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28217 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28218 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28219 (scop_adjust_phis_for_liveouts): New.
28220 (gloog): Call scop_adjust_phis_for_liveouts.
28222 * graphite.h (struct sese): Documented. Added fields liveout,
28223 num_ver and livein.
28224 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28225 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28226 (struct scop): Added field liveout_renames.
28227 (SCOP_LIVEOUT_RENAMES): New.
28229 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28231 PR tree-optimization/38510
28232 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28233 (translate_clast): Call recompute_all_dominators before
28235 (gloog): Call recompute_all_dominators before graphite_verify.
28237 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28238 Jan Sjodin <jan.sjodin@amd.com>
28240 PR tree-optimization/38500
28241 * graphite.c (create_sese_edges): Call fix_loop_structure after
28244 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28246 * config.gcc: Add m32r*-*-rtems*.
28247 * config/m32r/rtems.h: New file.
28249 2009-01-05 Ben Elliston <bje@au.ibm.com>
28251 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28252 (.po.pox): Likewise.
28253 (po/gcc.pot): Likewise.
28255 2009-01-04 David S. Miller <davem@davemloft.net>
28257 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28258 (STARTING_FRAME_OFFSET): Always set to zero.
28260 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28262 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28263 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28264 fixed-point types, and vectors of the same.
28266 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28268 * config/mips/sync.md (*mb_barrier): Rename to...
28269 (*memory_barrier): ...this.
28271 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28273 * doc/extend.texi (Function Attributes): Move @cindex after @item
28274 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28275 and put in alphabetical order. Fix 'target' name and put in order.
28276 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28279 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28281 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28282 (memory_barrier): Expand as unspec instead of unspec_volatile.
28283 Remove mem:BLK from insn operands. Use Pmode scratch register.
28284 (*memory_barrier): Define as unspec instead of unspec_volatile.
28285 Use (match_dup 0) as input operand.
28287 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28288 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28289 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28290 scratch register. Remove operand 1.
28291 (*stbar): Define as unspec instead of unspec_volatile.
28292 Use (match_dup 0) as input operand, remove (const_int 8).
28293 (*membar): Define as unspec instead of unspec_volatile.
28294 Use (match_dup 0) as input operand, remove input operand 2.
28296 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28297 (memory_barrier): Expand as unspec instead of unspec_volatile.
28298 Remove mem:BLK from insn operands. Use Pmode scratch register.
28299 (*memory_barrier): Define as unspec instead of unspec_volatile.
28300 Use (match_dup 0) as input operand.
28302 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28303 Remove mem:BLK from insn operands. Use Pmode scratch register.
28304 Set volatile flag on operand 0.
28305 (*memory_barrier): New insn pattern.
28307 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28309 (*memory_barrier): Use (match_dup 0) as input operand.
28311 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28312 Remove mem:BLK from insn operands. Use Pmode scratch register.
28313 Set volatile flag on operand 0.
28314 (*mb_internal): New insn pattern.
28316 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28318 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28320 PR middle-end/38586
28321 * function.c (struct temp_slot): Move to the section of the file
28322 that deals with temp slots. Remove field 'address'.
28323 (temp_slot_address_table): New hash table of address -> temp slot.
28324 (struct temp_slot_address_entry): New struct, items for the table.
28325 (temp_slot_address_compute_hash, temp_slot_address_hash,
28326 temp_slot_address_eq, insert_temp_slot_address): Support functions
28328 (find_temp_slot_from_address): Rewrite to use the new hash table.
28329 (remove_unused_temp_slot_addresses): Remove addresses of temp
28330 slots that have been made available.
28331 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28332 worker function for remove_unused_temp_slot_addresses.
28333 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28334 Add the temp slot address to the address -> temp slot map.
28335 (update_temp_slot_address): Update via insert_temp_slot_address.
28336 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28337 (pop_temp_slots): Likewise.
28338 (init_temp_slots): Allocate the address -> temp slot map, or empty
28339 the map if it is already allocated.
28340 (prepare_function_start): Initialize temp slot processing.
28342 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28344 PR middle-end/38584
28345 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28346 Calculate the size of all stack vars assuming no packing of stack
28347 vars will happen, replacing a quadratic algorithm with a linear one.
28349 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28352 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28355 2009-01-03 Diego Novillo <dnovillo@google.com>
28357 * doc/contrib.texi: Update contributions.
28359 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28362 * builtins.c (fold_builtin_memory_op): Give up if either operand
28363 is volatile. Set srctype or desttype to non-qualified version
28367 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28368 and FUNCTION_DECLs.
28370 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28372 PR rtl-optimization/35805
28373 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28374 problem if fast dce is able to remove any instructions.
28375 * dce.c (dce_process_block): Fix dump message.
28377 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28380 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28382 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28384 PR middle-end/38690
28385 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28386 * tree-pretty-print.c (op_code_prio): New function.
28387 (op_prio): No longer static. Use op_code_prio.
28388 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28389 Use op_prio and op_code_prio to determine if () should be
28390 printed around operand(s) or not.
28392 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28393 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28394 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28395 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28396 pp_character instead of pp_string for single letter printing.
28398 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28400 * doc/extend.texi: Fix '#pragma GCC option' typo.
28402 2009-01-02 Richard Guenther <rguenther@suse.de>
28404 * doc/install.texi (--enable-checking): Mention different
28405 default for stage1.
28406 (--enable-stage1-checking): Document.
28408 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28410 PR middle-end/30142
28411 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28412 case to be an error.
28414 2009-01-02 Ben Elliston <bje@au.ibm.com>
28416 * config/fp-bit.h (pack_d): Constify argument.
28417 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28418 (isnan): Constify argument.
28420 (iszero): Likewise.
28421 (pack_d): Likewise.
28422 (_fpadd_parts): Constify return type.
28423 (_fpmul_parts): Likewise.
28424 (_fpdiv_parts): Likewise.
28426 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28429 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28430 warn about overwriting initializer with side-effects or
28431 -Woverride-init if !IMPLICIT.
28432 (output_init_element): Likewise. Pass IMPLICIT down to
28434 (process_init_element): Add IMPLICIT argument. Pass it down
28435 to output_init_element.
28436 (push_init_element, pop_init_level, set_designator): Adjust
28437 process_init_element callers.
28438 (set_nonincremental_init, set_nonincremental_init_from_string):
28439 Adjust add_pending_init callers.
28440 (output_pending_init_elements): Adjust output_init_element callers.
28441 * c-tree.h (process_init_element): Adjust prototype.
28442 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
28443 process_init_element callers.
28446 Copyright (C) 2009 Free Software Foundation, Inc.
28448 Copying and distribution of this file, with or without modification,
28449 are permitted in any medium without royalty provided the copyright
28450 notice and this notice are preserved.