1 2009-10-09 Jakub Jelinek <jakub@redhat.com>
4 * c-ppoutput.c (do_line_change): New function.
5 (cb_line_change): Use it.
6 (scan_translation_unit): Call do_line_change if
7 avoid_paste or PREV_WHITE and token location is on a different line
11 * dwarf2out.c (dwarf2out_init): Test whether
12 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
15 PR rtl-optimization/41646
16 * calls.c (expand_call): For BLKmode types returned in registers
17 avoid likely spilled hard regs in copy_blkmode_from_reg generated
20 2009-10-09 Richard Guenther <rguenther@suse.de>
22 PR tree-optimization/41634
23 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
24 we remove the correct elements.
25 (optimize_stmt): Make sure to update stmt operands before
26 optimizing redundancies.
28 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
30 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
32 2009-10-09 Richard Guenther <rguenther@suse.de>
35 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
37 (lto_wrapper_exit): New function.
39 (fatal_perror): Likewise.
40 (fork_execute): Use global args_name, do not free it.
41 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
42 * lto-streamer.h: Remove duplicate prototypes.
44 2009-10-09 Richard Guenther <rguenther@suse.de>
46 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
47 before calling stmt_can_throw_external.
49 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
51 PR tree-optimization/40071
52 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
53 pointer if the original data reference doesn't conflict with the
54 created vector data reference. Fix long line.
56 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
58 * config/i386/i386.md (any_div): New code iterator.
59 (u): Handle div and udiv.
61 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
63 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
64 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
65 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
66 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
68 2009-10-08 Joseph Myers <joseph@codesourcery.com>
70 * gcc.c (main): Remove trailing "." from diagnostics.
72 2009-10-08 Cary Coutant <ccoutant@google.com>
74 Add support for debugging with ICF (Identical Code Folding).
75 * calls.c (debug.h): New #include.
76 (emit_call_1): Call virtual_call_token debug hook.
77 * common.opt (-fenable-icf-debug): New option.
78 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
79 locations in the source).
80 (poc_label_num): New variable.
81 (dcall_entry, vcall_entry): New typedefs.
82 (dcall_table, vcall_table): New variables.
83 (struct vcall_insn): New type.
84 (vcall_insn_table): New variable.
85 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
86 (size_of_dcall_table): New function.
87 (output_dcall_table): New function.
88 (size_of_vcall_table): New function.
89 (output_vcall_table): New function.
90 (dwarf2out_direct_call): New function.
91 (vcall_insn_table_hash): New function.
92 (vcall_insn_table_eq): New function.
93 (dwarf2out_virtual_call_token): New function.
94 (dwarf2out_virtual_call): New function.
95 (dwarf2out_init): Allocate new tables and sections.
96 (prune_unused_types): Mark DIEs referenced from direct call table.
97 (dwarf2out_finish): Output direct and virtual call tables.
98 * final.c (final_scan_insn): Call direct_call and virtual_call
100 * debug.h (struct gcc_debug_hooks): Add direct_call,
101 virtual_call_token, virtual_call hooks.
102 (debug_nothing_uid): New function.
103 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
104 (debug_nothing_uid): New function.
105 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
106 (xcoff_debug_hooks): Likewise.
107 * sdbout.c (sdb_debug_hooks): Likewise.
108 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
109 * doc/invoke.texi (-fenable-icf-debug): New option.
111 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
114 * regmove.c (regmove_backward_pass): Replace src with dst in the
115 debug insn, and check for dst before rather than after.
117 2009-10-08 Janis Johnson <janis187@us.ibm.com>
119 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
120 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
122 2009-10-08 Jan Hubicka <jh@suse.cz>
125 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
126 do not mark cgraph nodes as needed.
127 (record_references_in_initializer): Add new only_vars parameter.
128 * cgraph.h (record_references_in_initializer): New parameter.
129 * varasm.c (assemble_variable): Update call.
130 * varpool.c (varpool_analyze_pending_decls): Always look for
133 2009-10-08 Anatoly Sokolov <aesok@post.ru>
135 * config/avr/avr.c (last_insn_address) Remove variable.
136 (expand_prologue): Don't initialise last_insn_address variable.
137 (final_prescan_insn): Don't output insn size.
138 * config/avr/avr.opt (msize): Remove switch.
139 * doc/invoke.texi (AVR Options): Remove documentation of -msize
142 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
144 * combine.c (label_tick_ebb_start): Fix comment.
145 (combine_instructions): Set label_tick and label_tick_ebb_start before
146 calling setup_incoming_promotions. Start them from 1. Increment
147 label_tick instead of deriving it from the BB index. Rather than
148 comparing ticks use the block from the previous iteration to decide
149 whether to start a new EBB. Remove empty lines before function.
151 2009-10-08 Michael Matz <matz@suse.de>
154 * builtins.c (fold_builtin_isascii): Use fold_build2.
155 (fold_builtin_isdigit): Ditto.
156 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
157 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
158 remove_useless_stmts_cond, remove_useless_stmts_tf,
159 remove_useless_stmts_tc, remove_useless_stmts_bind,
160 remove_useless_stmts_goto, remove_useless_stmts_label,
161 remove_useless_stmts_1, remove_useless_stmts,
162 pass_remove_useless_stmts): Remove.
163 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
164 * passes.c (init_optimization_passes): Don't add
165 pass_remove_useless_stmts.
166 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
167 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
169 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
170 for static constants.
171 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
172 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
174 2009-10-08 Richard Guenther <rguenther@suse.de>
176 * gimple.c (free_gimple_type_tables): New function.
177 * gimple.h (free_gimple_type_tables): Declare.
179 2009-10-07 Mark Heffernan <meheff@google.com>
181 * ipa-prop.c (ipa_print_node_params) Only print
182 names of named arguments.
184 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
186 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
187 being statically linked.
189 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
191 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
193 2009-10-08 Jan Hubicka <jh@suse.cz>
196 * ipa.c (cgraph_externally_visible_p,
197 function_and_variable_visibility,
198 whole_program_function_and_variable_visibility): Skip non-finalized
201 2009-10-08 Nick Clifton <nickc@redhat.com>
203 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
206 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
209 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
211 2009-10-07 Joseph Myers <joseph@codesourcery.com>
214 * c-common.c (c_fully_fold_internal): Strip nops from the result
215 of recursive calls to c_fully_fold_internal.
216 (c_wrap_maybe_const): New.
217 (c_save_expr): Use c_wrap_maybe_const.
218 * c-common.h (c_wrap_maybe_const): Declare.
219 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
220 build_binary_op): Use c_wrap_maybe_const.
222 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
224 * real.c: Fix comment to reflect actual exponent size.
226 2009-10-08 Ben Elliston <bje@au.ibm.com>
228 * config/rs6000/a2.md: Add FSF comment header.
230 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
232 * config/i386/i386.md (any_extend): New code iterator.
233 (u, s): New code attributes.
235 (DWIH): Rewrite as code iterator for SI and DI modes.
236 (DWI): Rewrite as mode attribute.
237 (dwi): New mode attribute.
238 (di): Depend on SI mode and DI mode.
239 (doubleint_general_operand): Remove mode attribute.
241 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
244 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
245 (*sub<mode>3_doubleword): Ditto.
247 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
248 using SWIM248 mode iterator.
249 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
250 using SWI48 mode iterator.
251 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
252 patterns using DWIH mode iterator and any_extend code iterator.
253 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
254 using any_extend code iterator.
255 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
256 patterns using DWIH mode iterator and any_extend code iterator.
257 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
258 using any_extend code iterator.
259 (<s>mul<mode>3_highpart): Macroize expander from
260 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
261 and any_extend code iterator.
262 (*<s>muldi3_highpart_1): Macroize insn from
263 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
264 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
265 patterns using any_extend code iterator.
266 (*<s>mulsi3_highpart_zext): Macroize insn from
267 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
269 2009-10-07 Jakub Jelinek <jakub@redhat.com>
271 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
272 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
273 refering to a DIE with DW_AT_const_value.
275 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
278 * ira-lives.c (check_and_make_def_conflict): Process all operands.
280 2009-10-06 Jan Hubicka <jh@suse.cz>
282 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
285 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
287 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
288 *lea_2_rex64): Move before *add<mode>_1 pattern.
290 2009-10-07 Jan Hubicka <jh@suse.cz>
292 * collect2.c (main): Add -fno-whole-program.
293 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
295 2009-10-07 Jan Hubicka <jh@suse.cz>
297 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
298 has no address taken.
299 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
301 (cgraph_clone_node): Clear externally_visible flag for clones.
302 * cgraph.h (cgraph_only_called_directly_p,
303 cgraph_can_remove_if_no_direct_calls_p): New predicates.
304 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
305 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
306 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
307 ipcp_insert_stage): Likwise.
308 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
309 externally_visible flag.
310 (verify_cgraph_node): Verify that inline clones look right.
311 (process_function_and_variable_attributes): Do not set
312 externally_visible flags.
313 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
315 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
317 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
318 clear externally_visible when turning into inline clones
319 (cgraph_mark_inline_edge): Use new predicates.
320 (cgraph_estimate_growth): Likewise.
321 (cgraph_decide_inlining): Likewise.
322 * ipa.c (cgraph_postorder): Likewise.
323 (cgraph_remove_unreachable_nodes): Likewise; sanity check
324 that inline clones are not needed.
325 (cgraph_externally_visible_p): New predicate.
326 (function_and_variable_visibility): Add whole_program parameter;
327 always set externally_visible flag; handle COMDAT function
329 (local_function_and_variable_visibility): New function.
330 (gate_whole_program_function_and_variable_visibility): New function.
331 (whole_program_function_and_variable_visibility): New function.
332 (pass_ipa_whole_program_visibility): New function.
333 * passes.c (init_optimization_passes): Add whole program visibility
335 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
336 not care about needed/reachable flags.
337 * varpool.c: Include flags.h
338 (decide_is_variable_needed): When doing LTO assume whole-program mode.
339 (varpool_finalize_decl): When we are in LTO read-back, all variables
341 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
343 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
345 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
348 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
350 * config.gcc: Don't include the makefile fragments intended for
352 * config/s390/fixdfdi.h: File removed.
353 * config/s390/libgcc-glibc.ver: File removed.
354 * config/s390/s390.h: Remove the fixdfdi.h hack.
355 * config/s390/t-crtstuff: File moved to libgcc dir.
356 * config/s390/t-linux: Likewise.
357 * config/s390/t-tpf: libgcc specific parts removed.
358 * config/s390/t-linux64: Likewise.
360 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
362 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
363 (lto-compress.o): Likewise.
365 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
368 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
369 dllexport to class members here.
370 (i386_pe_determine_dllimport_p): Only check static class data for
372 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
373 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
374 functions for vague linkage.
375 (i386_pe_type_dllexport_p): Fix formatting.
376 (maybe_add_dllexport) New function.
377 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
380 2009-10-07 Ben Elliston <bje@au.ibm.com>
382 * config/rs6000/a2.md: Remove duplicated lines.
384 2009-10-07 Ben Elliston <bje@au.ibm.com>
386 * config.gcc (powerpc*-*-*): Handle a2.
387 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
388 * config/rs6000/a2.md: New file.
389 * config/rs6000/rs6000.opt (mno-update): New.
390 (mupdate): Return to using a mask, not a var.
391 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
392 (enum processor_type): Add PROCESSOR_PPCA2.
393 * config/rs6000/rs6000.c (ppca2_cost): New costs.
394 (rs6000_override_options): Add "a2" to processor_target_table.
395 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
396 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
398 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
400 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
401 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
402 reference to nonexistent gen_truncxfxf2 function.
404 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
406 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
407 (DWIH, g, di, doubleint_general_operand): New mode attributes.
408 (general_operand): Handle TI mode.
409 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
410 using SDWIM mode iterator.
411 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
412 pattern from *add{di,ti}3_1 patterns and corresponding splitters
413 using DWI mode iterator.
414 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
415 patterns using SWI mode iterator.
416 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
417 using SWI48 mode iterator.
418 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
419 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
420 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
421 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
422 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
423 using SDWIM mode iterator.
424 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
425 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
426 using DWI mode iterator.
427 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
428 patterns using SWI mode iterator.
429 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
430 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
431 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
432 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
433 patterns using plusminus code iterator.
434 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
435 sub<mode>3 patterns using plusminus code iterator.
436 * config/i386/i386.c (override_options): Update call to
437 gen_subdi_carry_rex64 for renamed function.
438 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
439 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
440 calls to instruction expanders.
442 2009-10-06 Martin Jambor <mjambor@suse.cz>
445 * opts.c (decode_options): Run IPA-SRA at -O2.
447 2009-10-06 Richard Guenther <rguenther@suse.de>
449 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
451 2009-10-06 Tobias Burnus <burnus@net-b.de>
454 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
455 -flto and -fwhole-program flags can be combined.
457 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
460 * gcc.c (process_command): Check that -o argument was specified.
462 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
464 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
466 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
468 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
469 * doc/invoke.texi (Warning Options): Annotate allowed languages
470 for -Wunsuffixed-float-constants.
472 2009-10-05 Jakub Jelinek <jakub@redhat.com>
474 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
475 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
476 same name and isn't the main variant.
479 * dwarf2out.c (loc_by_reference): Removed.
480 (dw_loc_list_1): New function.
481 (dw_loc_list): Remove toplev argument, add want_address argument.
482 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
483 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
484 want_address == 2 to dw_loc_list. For successful dw_loc_list
485 set have_address to 1 only if want_address is not 0.
487 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
489 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
490 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
491 a code block followed by two pointers.
492 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
493 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
494 (MIPS_MOVE): Likewise.
495 (MIPS_LUI): Likewise.
497 (MIPS_BAL): Likewise.
498 (MIPS_NOP): Likewise.
499 (mips_asm_trampoline_template): Delete.
500 (mips_trampoline_code_size): New function.
501 (mips_trampoline_init): Add shorter sequences for all cases
502 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
503 Calculate the opcodes directly, rather than copying from a template.
504 Only flush the code part of the trampoline.
505 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
507 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
509 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
510 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
511 (INCOMING_RETURN_ADDR_RTX): Likewise.
512 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
514 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
515 with RETURN_ADDR_REGNUM.
516 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
517 * config/mips/mips.c (mips16_build_call_stub): Replace
518 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
519 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
520 (mips_print_operand_punctuation): Likewise.
521 (mips_frame_set): Likewise.
522 (mips16e_output_save_restore): Likewise.
523 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
524 (mips_save_reg_p): Likewise.
525 (mips_return_addr): Likewise.
526 (mips_set_return_address): Likewise.
527 (mips_direct_save_slot_move_p): Likewise.
528 (mips_output_function_prologue): Likewise.
529 (mips_restore_reg): Likewise.
530 (mips_expand_epilogue): Likewise.
531 (mips_epilogue_uses): Likewise.
532 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
533 (*mov<mode>_ra): Use it instead of a hard-coded 31.
534 (clear_hazard_<mode>): Likewise.
535 (call_internal): Likewise.
536 (call_internal_direct): Likewise.
537 (call_direct_split): Likewise.
538 (call_value_internal): Likewise.
539 (call_value_split): Likewise.
540 (call_value_internal_direct): Likewise.
541 (call_value_direct_split): Likewise.
542 (call_value_multiple_internal): Likewise.
543 (call_value_multiple_split): Likewise.
545 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
546 Jakub Jelinek <jakub@redhat.com>
548 PR rtl-optimization/41511
549 * combine.c (record_value_for_reg): Pass explicit values as argument
550 to get_last_value_validate.
551 (get_last_value_validate): Document INSN parameter.
552 For non-readonly MEMs, assume they might have been modified if INSN
553 was in another basic block.
554 (get_last_value): Minor reformatting.
556 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
559 * final.c (asm_str_count): Split out from asm_insn_count.
560 * rtl.h (asm_str_count): New prototype.
561 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
564 2009-10-05 Sriraman Tallam <tmsriram@google.com>
566 * doc/plugins.texi: Change plugin_pass to register_pass_info.
568 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
569 Rafael Espindola <espindola@google.com>
571 * gengtype.c (write_types): Moved call to write_func_for_structure
574 2009-10-05 Richard Guenther <rguenther@suse.de>
577 * lto-cgraph.c (output_cgraph): Output toplevel asms.
578 (input_cgraph_1): Input toplevel asms.
580 2009-10-05 Richard Guenther <rguenther@suse.de>
583 * lto-symtab.c (lto_compatible_attributes_p): Remove.
584 (external_aggregate_decl_p): Likewise.
585 (lto_symtab_compatible): Re-structure. Remove dead code.
586 For variables ignore toplevel qualifiers when comparing types.
587 Issue warnings, not errors for mismatched user-alignment.
589 2009-10-05 Richard Guenther <rguenther@suse.de>
593 * lto-symtab.c (struct lto_symtab_base_def): Remove.
594 (struct lto_symtab_identifier_def): Likewise.
595 (struct lto_symtab_decl_def): Likewise.
596 (struct lto_symtab_entry_def): New.
597 (lto_symtab_identifier_t): Rename to ...
598 (lto_symtab_entry_t): ... this.
599 (lto_symtab_decls): Remove.
600 (lto_symtab_base_hash): Rename to ...
601 (lto_symtab_entry_hash): ... this.
602 (lto_symtab_base_eq): Rename to ...
603 (lto_symtab_entry_eq): ... this.
604 (lto_symtab_base_marked_p): Rename to ...
605 (lto_symtab_entry_marked_p): ... this.
606 (lto_symtab_identifier_marked_p): Remove.
607 (lto_symtab_decl_marked_p): Likewise.
608 (lto_symtab_maybe_init_hash_tables): Rename to ...
609 (lto_symtab_maybe_init_hash_table): ... this.
610 (lto_symtab_set_resolution_and_file_data): Remove.
611 (lto_symtab_register_decl): New function.
612 (lto_symtab_get_identifier): Remove.
613 (lto_symtab_get): New function.
614 (lto_symtab_get_resolution): Adjust.
615 (lto_symtab_get_identifier_decl): Remove.
616 (lto_symtab_set_identifier_decl): Likewise.
617 (lto_symtab_merge_decl): Rename to ...
618 (lto_symtab_merge): ... this. Rewrite.
619 (lto_symtab_merge_var): Remove.
620 (lto_symtab_merge_fn): Likewise.
621 (lto_symtab_prevailing_decl): Adjust.
622 (lto_cgraph_replace_node): New function.
623 (lto_symtab_merge_decls_2): Likewise.
624 (lto_symtab_merge_decls_1): Likewise.
625 (lto_symtab_fixup_var_decls): Likewise.
626 (lto_symtab_resolve_symbols): Likewise.
627 (lto_symtab_merge_decls): Likewise.
628 (lto_symtab_prevailing_decl): Adjust.
629 (lto_symtab_get_symtab_def): Remove.
630 (lto_symtab_get_file_data): Likewise.
631 (lto_symtab_clear_resolution): Adjust.
632 (lto_symtab_clear_resolution): Likewise.
633 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
634 (input_cgraph_1): Likewise.
635 * lto-streamer-in.c (get_resolution): Do not provide fake
636 symbol resolutions here.
637 (deferred_global_decls): Remove.
638 (lto_register_deferred_decls_in_symtab): Likewise.
639 (lto_register_var_decl_in_symtab): Change signature, register
640 variable via lto_symtab_register_decl.
641 (lto_register_function_decl_in_symtab): Likewise.
642 (lto_read_tree): Adjust.
643 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
644 (lto_symtab_merge_var): Likewise.
645 (lto_symtab_merge_fn): Likewise.
646 (lto_symtab_register_decl): Declare.
647 (lto_symtab_merge_decls): Likewise.
649 2009-10-05 Richard Guenther <rguenther@suse.de>
651 PR tree-optimization/23821
652 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
653 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
654 simple IV increments.
656 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
658 * config/arm/arm.c (arm_override_options): Really initialize
659 flag_dwarf2_cfi_asm to 0.
661 2009-10-05 Doug Kwan <dougkwan@google.com>
663 PR rtl-optimization/41574
664 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
665 floating point and we are not doing unsafe math optimizations.
667 2009-10-03 Simon Baldwin <simonb@google.com>
668 Cary Coutant <ccoutant@google.com>
669 Rafael Espindola <espindola@google.com>
670 Richard Guenther <rguenther@suse.de>
671 Jan Hubicka <jh@suse.cz>
672 Doug Kwan <dougkwan@google.com>
673 H.J. Lu <hongjiu.lu@intel.com>
674 Bill Maddox <maddox@google.com>
675 Ryan Mansfield <rmansfield@qnx.com>
676 Diego Novillo <dnovillo@google.com>
677 Ollie Wild <aaw@google.com>
678 Kenneth Zadeck <zadeck@naturalbridge.com>
680 * lto-cgraph.c: New file.
681 * lto-compress.c: New file.
682 * lto-compress.h: New file.
683 * lto-opts.c: New file.
684 * lto-section-in.c: New file.
685 * lto-section-out.c: New file.
686 * lto-streamer-in.c: New file.
687 * lto-streamer-out.c: New file.
688 * lto-streamer.c: New file.
689 * lto-streamer.h: New file.
690 * lto-symtab.c: New file.
691 * lto-wpa-fixup.c: New file.
692 * lto-wrapper.c: New file.
694 2009-10-03 Simon Baldwin <baldwin@google.com>
695 Ben Elliston <bje@au.ibm.com>
696 Rafael Espindola <espindola@google.com>
697 Nathan Froyd <froydnj@codesourcery.com>
698 Jan Hubicka <jh@suse.cz>
699 Doug Kwan <dougkwan@google.com>
700 Diego Novillo <dnovillo@google.com>
701 Kenneth Zadeck <zadeck@naturalbridge.com>
703 * Makefile.in (enable_lto): New.
704 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
705 (LINKER_PLUGIN_API_H): Define.
706 (LTO_SYMTAB_H): Define.
707 (LTO_STREAMER_H): Define.
708 (TREE_VECTORIZER_H): Define.
709 (INCLUDES): Add LIBELFINC.
710 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
711 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
712 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
713 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
714 (native): Add lto-wrapper$(exeext)
715 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
716 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
717 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
718 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
719 (varasm.o): Add dependency on tree-iterator.h.
720 (cgraph.o): Add dependency on cif-code.def.
721 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
722 (ipa-pure-const.o): Likewise.
723 (GTFILES): Add lto-symtab.c.
724 (install-lto-wrapper): New.
725 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
726 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
727 * config.in: Regenerate.
729 2009-10-03 Rafael Espindola <espindola@google.com>
730 Diego Novillo <dnovillo@google.com>
732 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
734 Call execute_ipa_summary_passes for all_regular_ipa_passes and
736 (cgraph_optimize): Make extern.
738 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
739 Kenneth Zadeck <zadeck@naturalbridge.com>
741 * toplev.c (in_lto_p): Declare.
742 * collect2.c (scan_prog_file): Read all the output when reading
744 (enum lto_mode_d): Declare.
746 2009-10-03 Richard Guenther <rguenther@suse.de>
747 Diego Novillo <dnovillo@google.com>
749 * gimple.c: Include target.h and alias.h.
750 (gimple_types): Declare.
751 (type_hash_cache): Declare.
752 (gimple_alloc_stat): Make extern.
753 (gimple_build_eh_must_not_throw): Call
754 gimple_eh_must_not_throw_set_fndecl.
755 (struct type_pair_d): Declare.
756 (type_pair_t): Declare.
757 (type_pair_hash): New.
759 (lookup_type_pair): New.
760 (gimple_force_type_merge): New.
761 (compare_type_names_p): New.
762 (compare_field_offset): New.
763 (gimple_types_compatible_p): New.
764 (struct sccs): Declare.
765 (next_dfs_num): Declare.
766 (iterative_hash_gimple_type): New.
768 (iterative_hash_type_name): New.
769 (iterative_hash_gimple_type): New.
770 (gimple_type_hash): New.
771 (gimple_type_eq): New.
772 (gimple_register_type): New.
773 (print_gimple_types_stats): New.
774 (gimple_signed_or_unsigned_type): New.
775 (gimple_unsigned_type): New.
776 (gimple_signed_type): New.
777 (gimple_get_alias_set): New.
778 (gimple_decl_printable_name): Do not use DMGL_TYPES.
779 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
780 (gimple_force_type_merge): Declare.
781 (gimple_types_compatible_p): Declare.
782 (gimple_register_type): Declare.
783 (print_gimple_types_stats): Declare.
784 (gimple_unsigned_type): Declare.
785 (gimple_signed_type): Declare.
786 (gimple_get_alias_set): Declare.
787 (gimple_eh_must_not_throw_set_fndecl): New.
789 2009-10-03 Jan Hubicka <jh@suse.cz>
790 Kenneth Zadeck <zadeck@naturalbridge.com>
792 * ipa-pure-const.c: Include lto-streamer.h.
793 (register_hooks): Factor out of ...
794 (generate_summary): ... here.
795 (pure_const_write_summary): New.
796 (pure_const_read_summary): New.
797 (pass_ipa_pure_const): Add pure_const_write_summary and
798 pure_const_read_summary.
799 * ipa-reference.c: Include lto-streamer.h.
800 (add_new_function): New.
801 (remove_node_data): New.
802 (duplicate_node_data): New.
803 (ipa_init): Guard against multiple calls.
804 Move hook setup from analyze_function.
805 (write_node_summary_p): New.
806 (ipa_reference_write_summary): New.
807 (ipa_reference_read_summary): New.
808 (pass_ipa_reference): Add ipa_reference_write_summary and
809 ipa_reference_read_summary.
810 * cgraph.h (cgraph_local_info): Add field lto_file_data.
811 (struct cgraph_edge): Add fields lto_stmt_uid and
812 call_stmt_cannot_inline_p.
813 (cgraph_optimize): Declare.
814 (cgraph_decide_is_function_needed): Declare.
815 (reset_inline_failed): Declare.
816 (enum LTO_cgraph_tags): Declare.
817 (LTO_cgraph_tag_names): Declare.
818 (LCC_NOT_FOUND): Define.
820 2009-10-03 Doug Kwan <dougkwan@google.com>
821 Rafael Espindola <espindola@google.com>
822 Jan Hubicka <jh@suse.cz>
823 Diego Novillo <dnovillo@google.com>
824 Kenneth Zadeck <zadeck@naturalbridge.com>
826 * passes.c (all_regular_ipa_passes): New.
827 (all_ipa_passes): Rename to all_small_ipa_passes.
828 (init_optimization_passes): Init all_regular_ipa_passes.
829 * tree-pass.h (all_regular_ipa_passes): New.
830 (all_ipa_passes): Rename to all_small_ipa_passes.
831 * passes.c (all_lto_gen_passes): New.
832 (init_optimization_passes): Initialize all_lto_gen_passes.
833 (execute_ipa_summary_passes): Make non-static.
834 (ipa_write_summaries_1): New.
835 (ipa_write_summaries_2): New.
836 (ipa_write_summaries): New.
837 (ipa_write_summaries_of_cgraph_node_set): New.
838 (ipa_read_summaries_1): New.
839 (ipa_read_summaries): New.
840 (execute_ipa_pass_list): Call cgraph_process_new_functions.
841 (execute_regular_ipa_pass_list): Remove.
842 (init_optimization_passes): Schedule
843 pass_rebuild_cgraph_edges and pass_early_inline outside
844 of pass_all_early_optimizations. Document reason.
845 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
846 pass_ipa_lto_finish_out): New pass.
847 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
848 (execute_all_ipa_transforms): New.
849 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
850 (dump_properties, debug_properties): New.
851 * tree-optimize.c (gate_all_early_local_passes): Return
852 false if we are in lto1.
853 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
854 * tree-pass.h (execute_all_ipa_transforms): Declare.
855 (pass_ipa_function_and_variable_visibility): Declare.
856 (pass_ipa_early_inline): Declare.
857 (pass_ipa_lto_gimple_out): Declare.
858 (pass_ipa_lto_wpa_fixup): Declare.
859 (pass_ipa_lto_finish_out): Declare.
860 (all_small_ipa_passes, all_regular_ipa_passes,
861 all_lto_gen_passes): Declare.
862 (execute_ipa_summary_passes): Declare.
863 (execute_all_ipa_transforms): Declare.
864 (ipa_write_summaries): Declare
865 (ipa_write_summaries_of_cgraph_node_set): Declare.
866 (ipa_read_summaries): Declare.
868 2009-10-03 Doug Kwan <dougkwan@google.com>
869 Ollie Wild <aaw@google.com>
871 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
873 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
874 (lto_mode): New variable.
875 (maybe_run_lto_and_relink): Handle the -fwpa option.
876 (main): Handle the -fwpa option.
877 (maybe_unlink_list): New function.
878 * gcc.c (link_lto_options): Replace -flto with -fwpa.
879 * common.opt (flto): New flag.
880 * toplev.c (flag_generate_lto): Declare.
882 2009-10-03 Simon Baldwin <simonb@google.com>
884 * common.opt (flto-compression-level): New flag.
886 * opts.c: Include lto-opts.h.
887 (handle_option): Call lto_register_user_option for each
888 valid option handled.
889 (decode_options): Clear registered options before the options
892 2009-10-03 Cary Coutant <ccoutant@google.com>
894 * collect2.c (is_elf): New function.
895 (scan_prog_file): Require LTO object to be in ELF format.
897 2009-10-03 Rafael Espindola <espindola@google.com>
899 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
900 libgcc to the linker.
902 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
904 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
905 (collect_execute): Add flags argument. Pass flags to pex_run. Update
907 * collect2.h (collect_execute): Add flags argument.
908 * tlink.c (tlink_execute): Update call to collect_execute.
909 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
910 (use_linker_plugin): New.
911 (use_linker_plugin_spec_function): New.
912 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
913 (linker_plugin_file_spec): New.
914 (lto_wrapper_spec): New.
916 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
917 (static_spec_functions): Add use-linker-plugin.
918 (process_command): Handle -use-linker-plugin.
919 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
920 linker_plugin_file_spec and lto_gcc_spec.
921 (use_linker_plugin_spec_function): New.
923 2009-10-03 Richard Guenther <rguenther@suse.de>
927 * tree.h (is_lang_specific): Include LANG_TYPE.
928 * tree.c (find_decls_types_r): Manually add interesting parts
929 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
931 * gimple.c (type_pair_hash): Make symmetric.
932 (type_pair_eq): Likewise.
933 (lookup_type_pair): Increase initial hashtable size.
934 (gimple_force_type_merge): Rely on type-pair symmetry.
935 (visit): Remove excessive checking code.
936 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
937 (gimple_register_type): Remove getenv calls, shrink initial
941 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
942 inline functions if not generating lto output.
945 * toplev.c (finalize): In WPA mode remove the asm file.
947 2009-10-03 Doug Kwan <dougkwan@google.com>
949 * ipa-inline.c (cgraph_mark_inline): Check
950 edge->call_stmt_cannot_inline_p instead of calling
951 gimple_call_cannot_inline_p.
952 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
953 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
954 (inline_generate_summary): Do nothing in LTRANS.
955 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
956 exists before calling gimple_call_cannot_inline_p.
957 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
958 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
959 Update new_edge->lto_stmt_uid.
960 * cgraphbuild.c (reset_inline_failed): New.
962 * common.opt (fwpa): New flag.
963 (fltrans): New option.
964 * gcc.c (gcc_lto_option_t): New type.
965 (current_lto_option): New variable.
966 (lto_single_spec_function): Remove and is replaced by ..
967 (lto_option_spec_function): New function.
968 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
969 passing the -flto flag.
970 (cc1_options): Separate non-LTO related parts into ..
971 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
972 (lto1_options): New spec for lto FE.
973 (link_lto_options): New spec for handling LTO flags in linker.
974 (invoke_lto_single): Re-format to fit in 80 column. Replace
975 lto-single with lto-option.
976 (static_specs): Add cc1_non_lto_options, lto1_options and
978 (static_spec_function): Replace lto-single with lto-option.
979 (process_command): Handle -flto, -fwpa and -fltran by setting
980 current_lto_option and not passing it to subprocess unconditionally.
982 2009-10-03 Bill Maddox <maddox@google.com>
984 Add `gcc' driver support for link-time code generation (LTO).
986 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
987 (lto_flag, lto_objects, lto_o_file): New variables.
988 (struct lto_object, struct lto_object_list): New structures.
989 (collect_exit, handler): Remove LTO temporary output file on exit.
990 (add_lto_object): New function.
991 (maybe_run_lto_and_relink): New function. Perform link time code
992 generation and relinking for object files containing LTO information.
993 (main): Invoke maybe_run_lto_and_relink().
994 (dump_argv): New function. For debugging, currently disabled.
995 (scan_prog_file): Add LTO information pass.
996 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
998 * toplev.c (compile_file): Emit assembler directive to create
999 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1001 2009-10-03 Diego Novillo <dnovillo@google.com>
1003 * c.opt: Add LTO to warn_abi and warn_psabi.
1005 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1006 inline function. Ignore language-specific nodes. Update all users.
1007 (find_decls_types_r): Do not traverse the subtrees of
1008 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1009 * tree.h (is_lang_specific): New.
1010 * langhooks.h (struct lang_hooks_for_decls): Remove
1011 may_need_assembler_name_p. Update all users.
1013 * c-common.c (set_builtin_user_assembler_name): Move ...
1014 * builtins.c (set_builtin_user_assembler_name): ... here.
1015 (is_builtin_name): Add comment
1016 (is_builtin_fn): New.
1017 * except.c (output_ttype): Only call
1018 lookup_type_for_runtime if TYPE is not a runtime type.
1020 * passes.c (register_pass): Call position_pass on
1021 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1022 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1023 (TV_IPA_LTO_DECL_IO): Define.
1024 (TV_IPA_LTO_CGRAPH_IO): Define.
1026 (TV_WHOPR_WPA): Define.
1027 (TV_WHOPR_WPA_IO): Define.
1028 (TV_WHOPR_LTRANS): Define.
1029 (TV_WHOPR_WPA_FIXUP): Define.
1030 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1031 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1032 * tree-flow.h (tree_node_can_be_shared): Declare.
1033 * tree-inline.c (tree_can_inline_p): Check that E has a
1034 statement associated with it.
1035 * tree.c (free_lang_data_in_binf): Factor out of ...
1036 (free_lang_data_in_type): ... here.
1037 Call RECORD_OR_UNION_TYPE_P.
1038 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1039 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1040 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1041 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1042 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1043 (gate_free_lang_data): Return true if flag_generate_lto is set.
1044 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1045 * c-common.h (set_builtin_user_assembler_name): Move ...
1046 * tree.h (set_builtin_user_assembler_name): ... here.
1048 * common.opt (flto-report): New flag.
1049 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1050 * collect2.c (scan_prog_file): Send the error output of
1051 'nm' to HOST_BIT_BUCKET.
1053 2009-10-03 Ollie Wild <aaw@google.com>
1055 * langhooks-def.h (lhd_begin_section): New function declaration.
1056 (lhd_write_section): New function declaration.
1057 (lhd_end_section): New function declaration.
1058 (LANG_HOOKS_BEGIN_SECTION): New macro.
1059 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1060 (LANG_HOOKS_END_SECTION): New macro.
1061 (LANG_HOOKS_LTO): New macro.
1062 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1063 * langhooks.c (output.h): Add include.
1064 (saved_section): New static variable.
1065 (lhd_begin_section): New function.
1066 (lhd_write_section_data): New function.
1067 (lhd_end_section): New function.
1068 * langhooks.h (struct lang_hooks_for_lto): New structure.
1069 (struct lang_hooks): Add member lto.
1070 * Makefile.in (langhooks.o): Add dependency on output.h.
1072 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1074 2009-10-03 Richard Guenther <rguenther@suse.de>
1076 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1079 2009-10-03 Simon Baldwin <simonb@google.com>
1080 Richard Guenther <rguenther@suse.de>
1081 Janis Johnson <janis187@us.ibm.com>
1082 Doug Kwan <dougkwan@google.com>
1083 Diego Novillo <dnovillo@google.com>
1084 Ramana Radhakrishnan <ramana.r@gmail.com>
1085 Ollie Wild <aaw@google.com>
1087 * doc/install.texi: Add documentation for libelf and --enable-lto.
1088 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1089 -flto-report, -flto-compression-level and -use-linker-plugin.
1090 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1091 Add section for LTO Testing.
1093 2009-10-02 Cary Coutant <ccoutant@google.com>
1095 Add support for comdat type sections for DWARF v4.
1096 Merge from dwarf4 branch.
1098 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1099 (dw_die_ref): Define vector type.
1100 (enum dw_val_class): Add dw_val_class_data8.
1101 (struct dw_val_struct): Add v.val_data8.
1102 (comdat_type_node_ref): New type.
1103 (struct die_struct): Move die_symbol into a union; add new field
1104 die_type_node. Change all uses.
1105 (comdat_type_node): New type.
1106 (skeleton_chain_node): New type.
1107 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1108 (comdat_type_list): New variable.
1109 (dwarf_tag_name): Add DW_TAG_type_unit.
1110 (dwarf_attr_name): Add DW_AT_signature.
1111 (add_AT_data8): New function.
1112 (replace_child): New function.
1113 (move_all_children): New function.
1114 (print_signature): New function.
1115 (print_die): Print signature information; add dw_val_class_data8.
1116 (attr_checksum): Support dw_val_class_data8.
1117 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1118 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1119 (checksum_sleb128, checksum_uleb128): New functions.
1120 (checksum_die_context): New function.
1121 (loc_checksum_ordered): New function.
1122 (attr_checksum_ordered): New function.
1123 (struct checksum_attributes): New structure.
1124 (collect_checksum_attributes): New function.
1125 (die_checksum_ordered): New function.
1126 (generate_type_signature): New function.
1127 (same_dw_val_p): Add dw_val_class_data8.
1128 (is_symbol_die): Use new is_declaration_die function.
1129 (is_declaration_die): New function.
1130 (should_move_die_to_comdat): New function.
1131 (clone_die): New function.
1132 (clone_tree): New function.
1133 (clone_as_declaration): New function.
1134 (copy_declaration_context): New function.
1135 (generate_skeleton_ancestor_tree): New function.
1136 (generate_skeleton_bottom_up): New function.
1137 (generate_skeleton): New function.
1138 (remove_child_or_replace_with_skeleton): New function.
1139 (break_out_comdat_types): New function.
1140 (struct decl_table_entry): New type.
1141 (htab_decl_hash): New function.
1142 (htab_decl_eq): New function.
1143 (htab_decl_del): New function.
1144 (copy_ancestor_tree): New function.
1145 (copy_decls_walk): New function.
1146 (copy_decls_for_unworthy_types): New function.
1147 (build_abbrev_table): Don't assert on missing die_symbol when doing
1148 comdat type sections.
1149 (size_of_die): Use DW_FORM_sig8 for external references. Add
1151 (unmark_dies): Don't assert for unmarked dies when doing comdat
1153 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1154 (output_signature): New function.
1155 (output_die): Likewise.
1156 (output_compilation_unit_header): Mark output as DWARF version 3
1157 even if generating DWARF 4.
1158 (output_comdat_type_unit): New function.
1159 (output_line_info): Mark output as DWARF version 3 even if generating
1161 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1163 (dwarf2out_end_source_file): Likewise.
1164 (prune_unused_types_walk_attribs): Don't follow references into
1165 comdat type sections.
1166 (prune_unused_types_mark): When generating type units, do not mark
1167 children of non-defining declarations of types; do mark children of
1169 (prune_unused_types): Process comdat type sections.
1170 (htab_ct_hash): New function.
1171 (htab_ct_eq): New function.
1172 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1173 Add a pointer to the line table from type unit entries so
1174 DW_AT_decl_file has meaning.
1175 * varasm.c (default_elf_asm_named_section): Use identifier name as
1176 comdat key instead of lang hook.
1178 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1180 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1182 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1184 * config/i386/i386.md (SWIM248): New mode iterator.
1185 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1186 divmodhi4 patterns using SWIM248 macro.
1187 (*divmod<mode>4): Macroize insn_and_split pattern from
1188 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1189 and their corresponding splitters usign SWIM248 macro. Split SImode
1190 insn to generate cltd and DImode insn to generate cqto instead of
1191 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1192 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1193 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1194 *divmodsi_noext patterns using SWIM248 macro.
1195 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1196 udivmodhi4 patterns using SWIM248 macro.
1197 (*udivmod<mode>4): Macroize insn_and_split pattern from
1198 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1199 corresponding splitters using SWIM248 macro.
1200 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1201 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1203 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1205 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1206 of zero-sized element is zero-sized regardless of its extent.
1208 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1211 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1212 * configure: Regenerated.
1213 * config.in: Regenerated.
1214 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1215 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1216 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1217 not emitting .eh_frame, emit .cfi_sections .debug_frame
1222 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1223 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1225 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1226 vars use DECL_RTL with resetting it back to NULL afterwards.
1227 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1228 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1229 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1230 the attribute type allows it, otherwise use DW_FORM_dataN.
1231 (mem_loc_descriptor): Handle CONST_STRING.
1232 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1233 Handle MEM with CONST_STRING address using add_AT_string.
1234 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1235 CONST_STRING for const arrays initialized with a string literal.
1236 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1237 (dwarf2out_finish): Call resolve_addr.
1239 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1240 Maxim Kuvyrkov <maxim@codesourcery.com>
1242 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1244 2009-10-02 Nick Clifton <nickc@redhat.com>
1246 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1247 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1249 2009-10-01 Jan Hubicka <jh@suse.cz>
1251 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1252 (cgraph_create_virtual_clone): Just pass redirect_callers
1254 * cgraph.h (cgraph_clone_node): Update prototype.
1255 * ipa-pure-const.c (self_recursive_p): New function.
1256 (propagate): Use it.
1257 * ipa-inline.c (cgraph_clone_inlined_nodes,
1258 cgraph_decide_recursive_inlining): Update.
1260 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1262 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1263 instructions for TARGET_OCTEON.
1265 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1267 * config/arm/arm.c (arm_override_options): Turn off
1268 flag_dwarf2_cfi_asm for AAPCS variants.
1270 2009-10-01 Martin Jambor <mjambor@suse.cz>
1273 * tree-sra.c (convert_callers): Do not call
1274 compute_inline_parameters on one caller more than once.
1276 2009-10-01 Nick Clifton <nickc@redhat.com>
1278 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1279 an empty string if not already defined.
1281 2009-10-01 Martin Jambor <mjambor@suse.cz>
1284 * tree-sra.c (is_va_list_type): New function.
1285 (find_var_candidates): Call is_va_list_type.
1286 (find_param_candidates): Check that the type or the type pointed
1287 to are not va_list types.
1289 2009-10-01 Martin Jambor <mjambor@suse.cz>
1292 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1293 DECL_ARTIFICIAL (param_decl) is true.
1295 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1297 * tree.h (tree_decl_common::lang_flag_8): New.
1298 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1300 * c-common.h (RID_CONSTEXPR): New.
1302 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1304 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1305 Use ref-all pointers.
1306 (alpha_gimplify_va_arg): Ditto.
1308 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1311 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1312 before insn counting loop now that BB_END (bb) is counted. Ensure
1313 the return value isn't zero.
1315 2009-09-30 Nick Clifton <nickc@redhat.com>
1317 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1318 with separate definitions of c_target_objs and cxx_target_objs.
1319 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1321 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1322 sh_symbian_import_export_class.
1323 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1324 * config/sh/symbian.c: Delete, moving code into...
1325 * config/sh/symbian-base.c: ... here
1326 * config/sh/symbian-c.c: ... and here
1327 * config/sh/symbian-cxx.c: ... and here.
1329 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1332 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1333 of plus RTX into register.
1335 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1337 * doc/install.texi: Linguistic and markup fixes.
1338 (Configuration) <--disable-cpp>: Remove description.
1339 <--enable-maintainer-mode>: Autotools files are affected, too.
1340 <--with-sysroot>: Improve description.
1341 (Building): Bump required GNU make version.
1343 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1345 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1346 (x86_64-*-*): Ditto.
1348 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1349 intrinisics for FMA4.
1350 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1351 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1352 Add FMA4 check and fma4intrin.h.
1353 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1355 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1356 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1357 constant for FMA4 support.
1358 (UNSPEC_FMA4_FMADDSUB): Ditto.
1359 (UNSPEC_FMA4_FMSUBADD): Ditto.
1360 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1361 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1362 (ix86_expand_fma4_multiple_memory): Ditto.
1363 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1364 (OPTION_MASK_ISA_FMA4_UNSET): New.
1365 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1366 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1367 (ix86_handle_option): Handle -mfma4.
1368 (isa_opts): Handle -mfma4.
1369 (enum pta_flags): Add PTA_FMA4.
1370 (override_options): Add FMA4 support.
1371 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1372 (IX86_BUILTIN_VFMADDSD): Ditto.
1373 (IX86_BUILTIN_VFMADDPS): Ditto.
1374 (IX86_BUILTIN_VFMADDPD): Ditto.
1375 (IX86_BUILTIN_VFMSUBSS): Ditto.
1376 (IX86_BUILTIN_VFMSUBSD): Ditto.
1377 (IX86_BUILTIN_VFMSUBPS): Ditto.
1378 (IX86_BUILTIN_VFMSUBPD): Ditto.
1379 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1380 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1381 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1382 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1383 (IX86_BUILTIN_VFNMADDSS): Ditto.
1384 (IX86_BUILTIN_VFNMADDSD): Ditto.
1385 (IX86_BUILTIN_VFNMADDPS): Ditto.
1386 (IX86_BUILTIN_VFNMADDPD): Ditto.
1387 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1388 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1389 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1390 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1391 (IX86_BUILTIN_VFMADDPS256): Ditto.
1392 (IX86_BUILTIN_VFMADDPD256): Ditto.
1393 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1394 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1395 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1396 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1397 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1398 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1399 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1400 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1401 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1402 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1403 (enum multi_arg_type): New enum for describing the various FMA4
1404 intrinsic argument types.
1405 (bdesc_multi_arg): New table for FMA4 intrinsics.
1406 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1407 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1409 (ix86_expand_builtin): Add FMA4 intrinsic support.
1410 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1411 operand instructions.
1412 (ix86_expand_fma4_multiple_memory): New function to split the
1413 second memory reference from FMA4 instructions.
1414 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1415 (ssemodesuffixf2s): Ditto.
1416 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1418 (fma4_fmsub<mode>4): Ditto.
1419 (fma4_fnmadd<mode>4): Ditto.
1420 (fma4_fnmsub<mode>4): Ditto.
1421 (fma4_vmfmadd<mode>4): Ditto.
1422 (fma4_vmfmsub<mode>4): Ditto.
1423 (fma4_vmfnmadd<mode>4): Ditto.
1424 (fma4_vmfnmsub<mode>4): Ditto.
1425 (fma4_fmadd<mode>4256): Ditto.
1426 (fma4_fmsub<mode>4256): Ditto.
1427 (fma4_fnmadd<mode>4256): Ditto.
1428 (fma4_fnmsub<mode>4256): Ditto.
1429 (fma4_fmaddsubv8sf4): Ditto.
1430 (fma4_fmaddsubv4sf4): Ditto.
1431 (fma4_fmaddsubv4df4): Ditto.
1432 (fma4_fmaddsubv2df4): Ditto.
1433 (fma4_fmsubaddv8sf4): Ditto.
1434 (fma4_fmsubaddv4sf4): Ditto.
1435 (fma4_fmsubaddv4df4): Ditto.
1436 (fma4_fmsubaddv2df4): Ditto.
1437 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1438 instructions for intrinsics.
1439 (fma4i_fmsub<mode>4): Ditto.
1440 (fma4i_fnmadd<mode>4): Ditto.
1441 (fma4i_fnmsub<mode>4): Ditto.
1442 (fma4i_vmfmadd<mode>4): Ditto.
1443 (fma4i_vmfmsub<mode>4): Ditto.
1444 (fma4i_vmfnmadd<mode>4): Ditto.
1445 (fma4i_vmfnmsub<mode>4): Ditto.
1446 (fma4i_fmadd<mode>4256): Ditto.
1447 (fma4i_fmsub<mode>4256): Ditto.
1448 (fma4i_fnmadd<mode>4256): Ditto.
1449 (fma4i_fnmsub<mode>4256): Ditto.
1450 (fma4i_fmaddsubv8sf4): Ditto.
1451 (fma4i_fmaddsubv4sf4): Ditto.
1452 (fma4i_fmaddsubv4df4): Ditto.
1453 (fma4i_fmaddsubv2df4): Ditto.
1454 (fma4i_fmsubaddv8sf4): Ditto.
1455 (fma4i_fmsubaddv4sf4): Ditto.
1456 (fma4i_fmsubaddv4df4): Ditto.
1457 (fma4i_fmsubaddv2df4): Ditto.
1459 * doc/invoke.texi (-mfma4): Add documentation.
1460 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1462 2009-09-29 Richard Henderson <rth@redhat.com>
1464 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1465 an edge to the new destination block.
1467 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1470 * pa.c (hppa_profile_hook): Use
1471 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1473 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1474 Alexander Monakov <amonakov@ispras.ru>
1477 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1478 (not_postinc_memory_operand): New.
1479 (not_postinc_move_operand): New.
1480 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1481 (*cmovsi_internal): Ditto.
1483 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1485 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1486 restrict issue_rate in first pass when scheduling for register
1489 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1490 Rafael Avila de Espindola <espindola@google.com>
1492 * gengtype.c (plugin_output): New.
1493 (get_output_file_with_visibility): Return plugin_output for plugins.
1494 (main): Parse and use the -P option.
1495 * gty.texi: Update the command line format.
1497 2009-09-29 Jakub Jelinek <jakub@redhat.com>
1500 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
1502 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
1503 out if !const_ok_for_output.
1506 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
1507 case VAR_LOCATION>: Remove gcc_unreachable ().
1509 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1511 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
1512 (x86_64-*-*): Ditto.
1513 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
1514 back to smmintrin.h.
1515 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
1516 * config/i386/x86intrin.h: Remove SSE5.
1517 * config/i386/mmintrin-common.h: Delete file.
1518 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
1520 2009-09-29 Richard Guenther <rguenther@suse.de>
1522 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
1523 resulting from stack temporaries on STRICT_ALIGNMENT targets.
1525 2009-09-29 Nick Clifton <nickc@redhat.com>
1527 * function.c (current_function_name): If there is no current
1528 function just return "<none>".
1530 2009-09-28 Sriraman Tallam <tmsriram@google.com>
1532 * tree-pass.h (register_pass_info): New structure.
1533 (pass_positioning_ops): Move enum from gcc-plugin.h.
1534 (register_pass): New function.
1535 * gcc-plugin.h (plugin_pass): Delete structure.
1536 (pass_positioning_ops): Delete enum.
1537 * plugin.c (regsiter_pass): Delete function.
1538 (position_pass): Delete function.
1539 (added_pass_nodes): Delete variable.
1540 (prev_added_pass_nodes): Delete variable.
1541 (pass_list_node): Delete structure.
1542 * passes.c (make_pass_instance): New function.
1543 (next_pass_1): Change to call make_pass_instance.
1544 (pass_list_node): Move structure from gcc-plugin.h.
1545 (added_pass_nodes): Move variable from plugin.c.
1546 (prev_added_pass_nodes): Move variable from plugin.c.
1547 (position_pass): New function.
1548 (register_pass): New function.
1550 2009-09-28 Easwaran Raman <eraman@google.com>
1552 * ifcvt.c (noce_try_abs): Recognize pattern and call
1553 expand_one_cmpl_abs_nojump.
1554 * optabs.c (expand_one_cmpl_abs_nojump): New function.
1555 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
1557 2009-09-28 Ian Lance Taylor <iant@google.com>
1560 * c-opts.c (c_common_handle_option): Don't set
1561 warn_jump_misses_init for -Wall.
1562 * doc/invoke.texi (Warning Options): Update documentation.
1564 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1566 * Makefile.in ($(out_object_file)): Depend on
1567 gt-$(basename $(notdir $(out_file))).h.
1569 2009-09-28 Richard Henderson <rth@redhat.com>
1571 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
1572 * except.c (gen_eh_region): Set it.
1573 (duplicate_eh_regions_1): Copy it.
1574 * tree-eh.c (lower_resx): Use it to determine which function
1577 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
1578 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
1579 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
1580 * tree.c (build_common_builtin_nodes): Remove parameter. Build
1581 BUILT_IN_CXA_END_CLEANUP if necessary.
1583 * c-common.c (c_define_builtins): Update call to
1584 build_common_builtin_nodes.
1586 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1588 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
1590 2009-09-28 Michael Matz <matz@suse.de>
1592 * builtins.c (interclass_mathfn_icode): New helper.
1593 (expand_builtin_interclass_mathfn): Use it here, and split folding
1595 (fold_builtin_interclass_mathfn): ... this new folder.
1596 (build_call_nofold_loc): New static helper.
1597 (build_call_nofold): New wrapper macro for above.
1598 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
1599 (expand_builtin_pow): Ditto.
1600 (expand_builtin_memset_args): Ditto.
1601 (expand_builtin_printf): Ditto.
1602 (expand_builtin_fprintf): Ditto.
1603 (expand_builtin_sprintf): Ditto.
1604 (expand_builtin_memory_chk): Ditto.
1605 (expand_builtin_mempcpy_args): Ditto and don't call folders.
1606 (expand_builtin_stpcpy): Ditto.
1607 (expand_builtin_strcmp): Ditto.
1608 (expand_builtin_strncmp): Ditto.
1609 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
1610 (expand_builtin_strcpy_args): Don't call folders.
1611 (expand_builtin_memcmp): Ditto.
1612 (expand_builtin_strncpy): Ditto, and use target.
1613 (expand_builtin_memcpy): Ditto.
1614 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
1615 expand_builtin_strpbrk, expand_builtin_memmove,
1616 expand_builtin_memmove_args, expand_builtin_bcopy,
1617 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
1618 expand_builtin_strspn, expand_builtin_strcspn,
1619 expand_builtin_fputs): Remove these.
1620 (expand_builtin): Don't call the above, change calls to other
1621 expanders that changed prototype.
1622 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
1623 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
1624 fold_builtin_interclass_mathfn.
1625 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
1626 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
1628 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
1629 * passes.c (init_optimization_passes): Move pass_fold_builtins
1630 after last phiopt pass.
1631 * tree-inline.c (fold_marked_statements): When folding builtins
1632 iterate over all instruction potentially generated.
1633 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
1635 (fold_gimple_call): Use it to always fold calls (into potentially
1636 multiple instructions).
1637 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
1638 calls into zero at this time.
1639 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
1640 statements generated by builtin folding.
1642 2009-09-28 Nick Clifton <nickc@redhat.com>
1644 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
1646 2009-09-28 Duncan Sands <baldrick@free.fr>
1648 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
1649 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
1650 (register_callback): Dispatch it.
1651 (invoke_plugin_callbacks): Incorporate in sanity check.
1652 * ggc.h (ggc_register_cache_tab): Add declaration.
1653 * ggc-common.c (ggc_register_root_tab): Simplify.
1654 (const_ggc_cache_tab_t): New typedef.
1655 (extra_cache_vec): New vector of dynamically added cache tables.
1656 (ggc_register_cache_tab): New function.
1657 (ggc_scan_cache_tab): New function.
1658 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
1659 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
1661 2009-09-27 Richard Henderson <rth@redhat.com>
1663 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
1664 which we remove __builtin_stack_restore.
1666 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
1668 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
1669 to test for GRD_INVARIANT.
1670 (simple_rhs_p): Anything that's function_invariant_p is fine.
1672 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
1674 * gengtype.c (main): Use plunge_files instead of plugin_output.
1676 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
1677 Rafael Avila de Espindola <espindola@google.com>
1679 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
1680 Don't print pch related info if it is false.
1681 (main): Don't print pch info in plugin mode.
1683 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1685 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
1686 with dw_val_class_const_double.
1687 (struct dw_val_struct): Replace val_long_long with val_double and
1688 adjust for above change.
1689 (output_loc_operands): Likewise.
1690 (add_AT_long_long): Rename into...
1691 (add_AT_double): ...this.
1692 (print_die): Replace dw_val_class_long_long with
1693 dw_val_class_const_double and adjust.
1694 (attr_checksum): Likewise.
1695 (same_dw_val_p): Likewise.
1696 (size_of_die): Likewise.
1697 (value_format): Likewise.
1698 (output_die): Likewise.
1699 (loc_descriptor) <CONST_DOUBLE>: Likewise.
1700 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
1701 instead of add_AT_long_long.
1702 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
1703 value with the precision of its type.
1705 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
1708 * c-typeck.c (build_conditional_expr): Use the readonly and
1709 volatile flags of the operand types, not of the operands itself.
1711 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
1713 * collect2.c (main): Look for -brtl before adding libraries.
1715 2009-09-27 Jonathan Gray <jsg@openbsd.org>
1717 * config.gcc: Update OpenBSD targets.
1718 * config/openbsd-stdint.h: New file.
1719 * config/openbsd-libpthread.h: New file.
1720 * config/openbsd.h: Update and break out LIB_SPEC definition.
1721 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
1722 * config/i386/openbsdelf.h: Correct types.
1723 * config/m68k/openbsd.h: Likewise.
1724 * config/mips/openbsd.h: Likewise.
1725 * config/vax/openbsd.h: Likewise.
1727 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1729 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
1730 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
1731 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
1732 of the length and zero.
1734 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1736 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
1737 (FLAGS_H): Add options.h $(REAL_H).
1738 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
1739 (TREE_VECTORIZER_H): New.
1740 (EBITMAP_H): Renamed from EBIMAP_H.
1741 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
1742 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
1743 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
1744 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
1745 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
1746 (graphite-clast-to-gimple.o, graphite-dependences.o)
1747 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
1748 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
1749 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
1750 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
1751 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
1752 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
1753 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
1754 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
1755 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
1756 updated and fixed as per above changes and per
1757 check_makefile_deps.sh output.
1760 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
1761 * configure: Regenerate.
1763 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1765 * doc/install.texi: Update minimum MPC version to 0.7.
1767 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
1769 * doc/install.texi (Binaries): Remove reference to the binary
1770 distribution CD-ROM from the FSF.
1772 2009-09-26 Michael Matz <matz@suse.de>
1776 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
1777 that are mentioned in the body.
1779 2009-09-26 Michael Matz <matz@suse.de>
1781 PR tree-optimization/41454
1782 * tree-ssa-dom (stmts_to_rescan): Remove variable.
1783 (tree_ssa_dominator_optimize): Don't allocate and free it.
1784 (dom_opt_leave_block): Don't iterate over it.
1785 (eliminate_redundant_computations): Don't return a value.
1786 (cprop_operand, cprop_into_stmt): Ditto.
1787 (optimize_stmt): Don't defer updating stmts.
1789 2009-09-25 Dodji Seketeli <dodji@redhat.com>
1791 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
1792 generic_parameter_die, template_parameter_pack_die,
1793 gen_formal_parameter_die, gen_subprogram_die): Adjust after
1794 renaming DW_TAG_formal_parameter_pack and
1795 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
1796 and DW_TAG_GNU_template_parameter_pack.
1798 2009-09-25 Anatoly Sokolov <aesok@post.ru>
1800 * config/v850/v850.h (FUNCTION_VALUE): Remove.
1801 * config/v850/v850.c (v850_function_value): New function.
1802 (TARGET_FUNCTION_VALUE): Define.
1804 2009-09-25 Jakub Jelinek <jakub@redhat.com>
1806 * tree-vect-stmts.c (vectorizable_call): Call
1807 mark_symbols_for_renaming after vect_finish_stmt_generation.
1809 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
1810 to loc_descriptor_from_tree.
1811 (add_location_or_const_value_attribute): Pass 0 instead of 2
1812 for decl_by_reference_p decls.
1814 2009-09-25 Richard Guenther <rguenther@suse.de>
1817 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
1820 2009-09-25 Ben Elliston <bje@au.ibm.com>
1822 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
1825 2009-09-25 Alan Modra <amodra@bigpond.net.au>
1827 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
1828 form of instruction.
1830 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1833 * fold-const.c (const_binop): Handle complex int division.
1834 * tree-complex.c (expand_complex_div_straight,
1835 expand_complex_div_wide): Update comments.
1837 2009-09-24 DJ Delorie <dj@redhat.com>
1840 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
1841 (reg_class): Likewise.
1842 (REG_CLASS_NAMES): Likewise.
1843 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
1844 (m32c_override_options): Disable -fivopts for M32C.
1846 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1848 * config/rs6000/predicates.md (indexed_or_indirect_operand):
1849 Delete VSX load/store with update support.
1850 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
1851 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
1855 (VStype_load_update): Ditto.
1856 (VStype_store_update): Ditto.
1857 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1858 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1860 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
1861 load/store with update builtins.
1863 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
1865 * libgcc2.c (L_trampoline): Prototype for getpagesize
1866 and mprotect in WINNT case.
1868 2009-09-24 Anatoly Sokolov <aesok@post.ru>
1870 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
1871 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
1872 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
1873 'outgoing' argument.
1874 (TARGET_FUNCTION_VALUE): Define.
1876 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1878 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
1880 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1883 * common.opt: Initialize dwarf_strict to -1.
1884 * toplev.c (process_options): Catch unset dwarf_strict
1885 and set to 0 for all targets not overriding.
1886 * config/darwin.c (darwin_override_options): Catch unset
1887 dwarf_strict and override to 1.
1889 2009-09-24 Jeff Law <law@redhat.com>
1891 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
1893 2009-09-24 Richard Guenther <rguenther@suse.de>
1895 PR tree-optimization/36143
1896 PR tree-optimization/38747
1897 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1898 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
1900 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1903 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
1904 return false instead of gcc_unreachable (). For CONST return the
1905 value returned by recursive call instead of always returning true.
1906 (tree_add_const_value_attribute): Return the value returned by
1907 add_const_value_attribute instead of always returning true if rtl
1910 2009-09-23 Justin Seyster <jrseys@gmail.com>
1912 * Makefile.in (PLUGIN_HEADERS): Include real.h.
1914 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1916 * cgraphunit.c (cgraph_lower_function): Revert last change.
1917 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
1918 instead of DECL_NO_STATIC_CHAIN.
1919 * tree-cfg.c (verify_gimple_call): Likewise.
1920 * tree-nested.c (get_chain_decl, get_chain_field,
1921 convert_tramp_reference_op, convert_gimple_call): Likewise.
1922 (convert_all_function_calls): Likewise. Always set or clear
1923 DECL_STATIC_CHAIN initially, for !n->outer clear it.
1924 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
1925 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
1927 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
1928 DECL_NO_STATIC_CHAIN.
1929 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
1930 instead of DECL_NO_STATIC_CHAIN.
1931 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
1932 decl_function_context.
1933 * varasm.c (initializer_constant_valid_p): Likewise.
1934 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
1935 (DECL_STATIC_CHAIN): ... this.
1936 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
1937 instead of DECL_NO_STATIC_CHAIN.
1939 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
1940 Rafael Avila de Espindola <espindola@google.com>
1942 * gengtype.c (nb_plugin_files): Make it unsigned to match
1943 num_gt_files. Adjust other variables to avoid warnings.
1944 (main): Allocate an all zero lang_bitmap before each plugin file name
1945 to match regular file names.
1947 2009-09-23 Richard Henderson <rth@redhat.com>
1949 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1950 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
1951 static chain passed in memory.
1952 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
1953 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
1954 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
1955 STATIC_CHAIN_REGNUM defined.
1957 * config/picochip/picochip-protos.h: s/class/klass/.
1958 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
1959 (picochip_static_chain): New.
1960 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
1961 (STATIC_CHAIN_INCOMING): Remove.
1963 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
1964 (xtensa_static_chain): New.
1965 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
1966 (STATIC_CHAIN_INCOMING): Remove.
1968 2009-09-23 Anatoly Sokolov <aesok@post.ru>
1970 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
1971 * config/pa/pa-protos.h (function_value): Remove.
1972 * config/pa/pa.c (pa_function_value): Rename from function_value.
1973 Make static, add 'outgoing' argument.
1974 (TARGET_FUNCTION_VALUE): Define.
1976 2009-09-23 Anatoly Sokolov <aesok@post.ru>
1978 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
1979 instead of cfun->machine->is_leaf.
1980 * config/avr/avr.h (machine_function): Remove is_leaf field.
1982 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1985 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
1986 DW_OP_piece after DW_OP_stack_value, adjust size calculations
1987 for it, when DW_OP_stack_value and DW_OP_implicit_value has
1988 the same size, prefer DW_OP_stack_value.
1989 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
1990 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
1992 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
1995 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
1997 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2000 * cfgexpand.c (convert_debug_memory_address): New.
2001 (expand_debug_expr): Convert base address and offset to the same
2002 mode. Use it to convert addresses to other modes. Accept
2005 2009-09-23 Richard Guenther <rguenther@suse.de>
2007 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2008 produced for bigendian targets with promoted subregs.
2010 2009-09-23 Richard Guenther <rguenther@suse.de>
2012 * value-prof.c (gimple_ic): Purge old EH edges only after building
2015 2009-09-23 Nick Clifton <nickc@redhat.com>
2017 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2019 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2022 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2025 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2026 on non-nested functions.
2028 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2029 Jan Hubicka <jh@suse.cz>
2031 * dwarf2out.c (loc_list_plus_const): Only define if
2032 DWARF2_DEBUGGING_INFO.
2033 (address_of_int_loc_descriptor): Likewise.
2036 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2038 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2041 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2042 constant is more than zero.
2044 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2047 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2048 call final to emit non-scheduled prologue, instead insert at entry.
2050 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2051 Joseph S. Myers <joseph@codesourcery.com>
2053 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2055 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2056 Rafael Avila de Espindola <espindola@google.com>
2058 * gengtype.c (is_file_equal): New function.
2059 (close_output_files): Use is_file_equal. Free of->buf.
2061 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2062 Rafael Avila de Espindola <espindola@google.com>
2064 * gengtype.c (write_types, write_local): Add the output_header
2065 argument. Update all callers.
2067 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2069 * dwarf2out.c (template_parameter_pack_die,
2070 gen_formal_parameter_pack_die ): New functions.
2071 (make_ith_pack_parameter_name): Remove this function.
2072 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2073 DW_TAG_formal_parameter_pack.
2074 (gen_generic_params_dies): Represent each template parameter pack
2075 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2076 represented by usual DW_TAG_template_*_parameter DIEs that are
2077 children of the DW_TAG_template_parameter_pack element DIE.
2078 (generic_parameter_die): This doesn't deal with parameter pack
2079 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2080 of parameter pack DIEs.
2081 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2082 in certain cases, e.g. for pack elements.
2083 (gen_formal_types_die, gen_decl_die): Adjust usage of
2084 gen_formal_parameter_die.
2085 (gen_subprogram_die): Represent each function parameter pack by a
2086 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2087 represented by usual DW_TAG_formal_parameter DIEs that are children
2088 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2089 ____builtin_va_alist decls as no part of the compiler uses those
2091 * langhooks.h (struct lang_hooks_for_decls): Add
2092 function_parm_expanded_from_pack_p, get_generic_function_decl
2093 and function_parameter_pack_p hooks. Fix comment for
2094 get_innermost_generic_parms hook.
2095 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2096 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2097 macros and use them to initialize lang_hook.
2099 2009-09-22 Richard Henderson <rth@redhat.com>
2101 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2102 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2103 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2104 on TRAMPOLINE_TEMPLATE.
2105 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2106 TRAMPOLINE_ADJUST_ADDRESS.
2107 * targhooks.c (default_asm_trampoline_template): Remove.
2108 (default_trampoline_adjust_address): Remove.
2109 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2110 * targhooks.h: Update decls.
2112 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2114 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2115 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2116 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2118 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2121 * reload1.c (reload): Reset debug insns with pseudos without
2124 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2126 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2127 unconditional true for decimal float modes.
2128 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2129 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2131 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2133 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2134 Enable a new case for __FreeBSD__ >= 7.
2135 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2136 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2137 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2138 and USE_LD_AS_NEEDED.
2140 * doc/install.texi (*-*-freebsd*): Update target information.
2142 2009-09-22 Richard Guenther <rguenther@suse.de>
2145 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2146 arrays really properly.
2148 2009-09-22 Richard Henderson <rth@redhat.com>
2151 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2152 calls.static_chain, calls.trampoline_init,
2153 calls.trampoline_adjust_address.
2154 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2155 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2156 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2157 * builtins.c (expand_builtin_setjmp_receiver): Use
2158 targetm.calls.static_chain; only clobber registers.
2159 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2160 set up memory attributes properly for the trampoline block.
2161 (expand_builtin_adjust_trampoline): Use
2162 targetm.calls.trampoline_adjust_address.
2163 * calls.c (prepare_call_address): Add fndecl argument. Use
2164 targetm.calls.static_chain.
2165 * df-scan.c (df_need_static_chain_reg): Remove.
2166 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2167 consolodate static chain handling.
2168 * doc/tm.texi: Document new hooks.
2169 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2170 (init_emit_regs): Don't initialize them.
2171 * expr.h (prepare_call_address): Update decl.
2172 * final.c (profile_function): Use targetm.calls.static_chain.
2173 * function.c (expand_function_start): Likewise.
2174 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2175 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2176 only clobber registers.
2177 * targhooks.c (default_static_chain): New.
2178 (default_asm_trampoline_template, default_trampoline_init): New.
2179 (default_trampoline_adjust_address): New.
2180 * targhooks.h: Declare them.
2181 * varasm.c (assemble_trampoline_template): Use
2182 targetm.asm_out.trampoline_template. Make the memory block const
2185 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2186 alpha_initialize_trampoline. Make static. Merge VMS parameter
2187 differences into the TARGET_ABI_OPEN_VMS code block.
2188 (TARGET_TRAMPOLINE_INIT): New.
2189 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2190 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2191 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2192 (INITIALIZE_TRAMPOLINE): Remove.
2194 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2195 (TRAMPOLINE_TEMPLATE): Merge with ...
2196 (INITIALIZE_TRAMPOLINE): ... this and move ...
2197 * config/arc/arc.c (arc_trampoline_init): ... here.
2198 (TARGET_TRAMPOLINE_INIT): New.
2200 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2201 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2202 (arm_asm_trampoline_template): New.
2203 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2204 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2205 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2206 code to arm_asm_trampoline_template.
2207 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2208 arm_trampoline_adjust_address.
2209 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2210 adjust for target hook parameters.
2212 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2215 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2216 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2217 (bfin_trampoline_init): Rename from initialize_trampoline;
2218 make static; update for target hook parameters.
2219 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2220 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2221 bfin_asm_trampoline_template.
2222 (INITIALIZE_TRAMPOLINE): Remove.
2224 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2225 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2226 cris_trampoline_init): New.
2227 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2228 cris_asm_trampoline_template.
2229 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2230 adjust for target hook parameters.
2232 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2234 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2235 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2236 fr30_trampoline_init): New.
2237 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2238 fr30_asm_trampoline_template.
2239 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2240 adjust for target hook parameters.
2242 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2243 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2244 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2245 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2246 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2248 * config/h8300/h8300.c (h8300_trampoline_init): New.
2249 (TARGET_TRAMPOLINE_INIT): New.
2250 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2251 to h8300_trampoline_init and adjust for hook parameters.
2253 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2254 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2255 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2256 make static; adjust for hook parameters.
2257 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2259 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2260 (TARGET_TRAMPOLINE_INIT): New.
2261 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2262 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2263 iq2000_asm_trampoline_template.
2264 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2265 (TRAMPOLINE_CODE_SIZE): New.
2266 (TRAMPOLINE_SIZE): Use it.
2267 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2269 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2270 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2271 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2272 adjust for hook parameters.
2273 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2275 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2276 (m32r_trampoline_init): New.
2277 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2278 m32r_trampoline_init.
2280 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2281 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2282 make static; update for hook parameters.
2283 * config/m68hc11/m68hc11-protos.h: Update.
2284 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2286 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2287 (TARGET_TRAMPOLINE_INIT): New.
2288 (mcore_function_value): Fix typo.
2289 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2290 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2291 to mcore_asm_trampoline_template.
2292 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2294 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2295 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2296 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2297 update for hook parameters.
2298 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2300 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2301 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2302 mips_trampoline_init): New.
2303 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2304 mips_asm_trampoline_template.
2305 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2306 update for hook parameters.
2308 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2309 (TARGET_TRAMPOLINE_INIT): New.
2310 (mmix_trampoline_size): Remove.
2311 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2312 make static. Remove out-of-date tetra vs octa comment.
2313 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2314 make static; update for hook parameters.
2315 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2316 (INITIALIZE_TRAMPOLINE): Remove.
2317 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2318 (TRAMPOLINE_ALIGNMENT): New.
2319 * gcc/config/mmix/mmix-protos.h: Update.
2321 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2322 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2323 mn10300_trampoline_init): New.
2324 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2325 mn10300_asm_trampoline_template.
2326 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2328 * config/moxie/moxie.c (moxie_static_chain,
2329 moxie_asm_trampoline_template, moxie_trampoline_init,
2330 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2331 TARGET_TRAMPOLINE_INIT): New.
2332 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2333 moxie_trampoline_init.
2334 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2335 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2337 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2338 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2339 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2340 pa_trampoline_adjust_address): New.
2341 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2342 pa_asm_trampoline_template.
2343 (TRAMPOLINE_ALIGNMENT): New.
2344 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2345 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2346 adjust for hook parameters.
2347 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2349 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2350 (TARGET_TRAMPOLINE_INIT): New.
2351 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2352 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2354 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2356 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2357 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2358 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2359 make static; adjust parameters for the hook.
2360 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2362 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2363 s390_trampoline_template; make static.
2364 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2365 make static; adjust for target hook.
2366 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2367 * config/s390/s390-protos.h: Remove trampoline decls.
2368 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2369 (TRAMPOLINE_TEMPLATE): Remove.
2370 (TRAMPOLINE_ALIGNMENT): New.
2372 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2373 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2374 (TARGET_TRAMPOLINE_INIT): New.
2375 (score_asm_trampoline_template): New.
2376 (score_trampoline_init): Rename from score_initialize_trampoline;
2377 make static; adjust for hook parameters.
2378 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2379 score[37]_asm_trampoline_template.
2380 (INITIALIZE_TRAMPOLINE): Remove.
2381 * config/score/score3.c (score3_asm_trampoline_template): New.
2382 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2383 adjust for target hook.
2384 * config/score/score7.c (score7_asm_trampoline_template): New.
2385 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2386 adjust for target hook.
2387 * config/score/score3.h, config/score/score7.h: Update.
2389 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2390 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2391 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2392 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2393 make static; adjust for target hook parameters.
2394 (sh_trampoline_adjust_address): New.
2395 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2396 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2398 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2399 (sparc32_initialize_trampoline): Rename from
2400 sparc_initialize_trampoline; make static; replace tramp parameter
2401 with m_tramp and update memory accesses.
2402 (sparc64_initialize_trampoline): Similarly.
2403 (sparc_trampoline_init): New.
2404 * config/sparc/sparc-protos.h: Remove trampoline decls.
2405 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2406 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2408 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2409 (array_to_constant): Make ARR parameter const.
2410 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2411 make static; update for hook parameters.
2412 * config/spu/spu-protos.h: Update decls.
2413 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2415 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2416 from xstormy16_initialize_trampoline; make static; update for
2418 (TARGET_TRAMPOLINE_INIT): New.
2419 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2421 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2422 (TARGET_TRAMPOLINE_INIT): New.
2423 (v850_can_eliminate): Make static.
2424 (v850_asm_trampoline_template, v850_trampoline_init): New.
2425 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2426 v850_asm_trampoline_template.
2427 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2428 and adjust for target hook parameters.
2430 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2431 (TARGET_TRAMPOLINE_INIT): New.
2432 (vax_asm_trampoline_template, vax_trampoline_init): New.
2433 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2434 vax_asm_trampoline_template.
2435 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2437 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2438 (TARGET_TRAMPOLINE_INIT): New.
2439 (xtensa_asm_trampoline_template): Rename from
2440 xtensa_trampoline_template; make static.
2441 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2442 make static; update for hook parameters.
2443 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2444 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2445 (INITIALIZE_TRAMPOLINE): Remove.
2447 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2448 error for nested functions with regparm=3.
2449 (ix86_compute_frame_layout): Adjust frame pointer offset for
2450 ix86_static_chain_on_stack.
2451 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2452 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2453 don't reset to UNITS_PER_WORD.
2454 (ix86_emit_leave): Adjust ix86_cfa_state.
2455 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2456 (ix86_static_chain): New.
2457 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2458 make static; update for target hook parameters; use ix86_static_chain.
2459 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2460 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2461 (INITIALIZE_TRAMPOLINE): Remove.
2462 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2463 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2464 to the end. Add static_chain_on_stack.
2465 (ix86_static_chain_on_stack): New.
2467 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2468 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2469 (m68k_trampoline_init): New.
2470 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2471 m68k_trampoline_init and adjust for hook parameters.
2472 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2473 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2475 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2477 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2478 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2480 * reload1.c (reload): Call wrap_constant when substituting
2481 reg for equiv inside of DEBUG_INSNs.
2484 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2485 add_call_src_coords_attributes, add_high_low_attributes,
2486 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2487 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2488 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2489 when -gdwarf-2 -gstrict-dwarf.
2490 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2491 -gdwarf-[23] -gstrict-dwarf.
2492 (address_of_int_loc_descriptor, loc_descriptor,
2493 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
2494 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
2495 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2497 2009-09-22 Richard Guenther <rguenther@suse.de>
2499 PR tree-optimization/41428
2500 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
2501 (ccp_finalize): Pass it to substitute_and_fold.
2503 2009-09-22 Richard Guenther <rguenther@suse.de>
2505 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
2506 (substitute_and_fold): Adjust prototype.
2507 * tree-vrp.c (vrp_evaluate_conditional): Make static.
2508 (simplify_stmt_using_ranges): Likewise.
2509 (fold_predicate_in): Move here from tree-ssa-propagate.c.
2510 (vrp_fold_stmt): New function.
2511 (vrp_finalize): Pass it to substitute_and_fold.
2512 * tree-flow.h (vrp_evaluate_conditional): Remove.
2513 (simplify_stmt_using_ranges): Likewise.
2514 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
2515 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2516 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
2518 (fold_predicate_in): Move to tree-vrp.c.
2519 (substitute_and_fold): Use the callback instead of calling into
2520 tree-vrp.c functions directly.
2522 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2524 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
2525 comparison warning on rs6000.
2528 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
2529 GIMPLE_EH_MUST_NOT_THROW cleanup.
2530 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2532 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
2535 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
2536 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
2537 LIB_SPEC for darwin10 and later since it always uses the unwinder in
2538 libSystem which is derived from the gcc 4.2.1 unwinder.
2540 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2543 * varasm.c (default_encode_section_info): Copy TLS model into
2544 sym_ref flags regardless of backend support for TLS, for all
2545 model types except TLS_MODEL_EMULATED.
2547 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2550 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
2551 we can handle it correctly.
2553 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2555 * doc/install.texi (os2): Remove section.
2557 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2559 * doc/standards.texi (Objective-C): Adjust two URLs.
2561 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
2563 * tree-tailcall.c (process_assignment): Don't check if a
2564 multiplication or an addition are already present.
2565 (find_tail_calls): Combine multiple additions and multiplications.
2566 (adjust_accumulator_values): Emit accumulators.
2568 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
2570 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
2571 xmm register restore.
2573 2009-09-21 Jan Hubicka <jh@suse.cz>
2575 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
2576 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
2579 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
2581 * stor-layout.c (layout_type): Remove obsolete code.
2583 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
2586 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
2588 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2591 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
2592 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
2593 (fold_builtin_2, do_mpc_arg1): Update accordingly.
2594 * fold-const.c (const_binop): Likewise.
2595 * real.h (do_mpc_arg2): Update prototype.
2597 2009-09-20 Jan Hubicka <jh@suse.cz>
2599 * dwarf2out.c (add_const_value_attribute): Return true if successful.
2600 (add_location_or_const_value_attribute): Rewrite using
2602 (tree_add_const_value_attribute): Return true if successful.
2603 (tree_add_const_value_attribute_for_decl): Likewise.
2605 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
2606 (loc_descriptor): ... here;
2607 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2608 (cst_pool_loc_descr): Break out from ...; do not reffer constant
2609 pool items that was not marked for output.
2610 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
2611 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2612 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2613 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
2614 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
2615 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
2616 DW_OP_stack_value to get address of items that are not available
2618 (dw_loc_list): Handle single element lists correctly.
2620 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
2621 Pascal Obry <obry@adacore.com>
2623 * unwind-dw2-fde.c (classify_object_over_fdes):
2624 Cast the constant 1 to _Unwind_Ptr.
2625 (add_fdes): Likewise.
2626 (linear_search_fdes): Likewise.
2628 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
2630 * stor-layout.c (set_sizetype): Avoid useless type copy.
2632 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2634 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
2636 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
2637 * configure, config.in: Regenerate.
2638 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
2640 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
2641 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
2642 for global data if the output could be used in a shared library.
2643 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
2644 to 0 if TARGET_WRITABLE_EH_FRAME.
2646 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
2648 PR rtl-optimization/39886
2649 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
2650 just when insn is equal to BB_END (bb).
2652 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
2654 * config/mips/mips.opt (mrelax-pic-calls): New option.
2655 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
2657 (mips_unspec_call): Change "unspec_call" expander into this.
2658 (mips_strip_unspec_call): New function.
2659 (mips_got_load): Call mips_unspec_call instead of
2660 gen_unspec_call<mode>.
2661 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
2663 (mips_cfg_in_reorg): New function.
2664 (mips16_lay_out_constants): Use it to decide whether to call
2665 CFG-aware insn splitting.
2666 (r10k_insert_cache_barriers): Move CFG set-up code from here to
2667 mips_reorg. Move DF set-up code from here ...
2668 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
2670 (mips_reorg): Call mips_df_reorg instead of
2671 r10k_insert_cache_barriers. Move CFG set-up code here from
2672 r10k_insert_cache_barriers.
2673 (mips_call_expr_from_insn): New function.
2674 (mips_pic_call_symbol_from_set): Likewise.
2675 (mips_find_pic_call_symbol): Likewise.
2676 (mips_annotate_pic_call_expr): Likewise.
2677 (mips_get_pic_call_symbol): Likewise.
2678 (mips_annotate_pic_calls): Likewise.
2679 (mips_override_options): Disable -mrelax-pic-calls unless PIC
2681 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
2682 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
2683 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
2685 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
2686 (unspec_call<mode>): Remove it.
2687 (sibcall_internal, sibcall_value_internal,
2688 sibcall_value_multiple_internal, call_internal, call_split,
2689 call_value_internal, call_value_split,
2690 call_value_multiple_internal, call_value_multiple_split): Pass
2691 SIZE_OPNO to MIPS_CALL.
2692 (call_internal_direct, call_direct_split,
2693 call_value_internal_direct, call_value_direct_split): Pass -1 as
2694 SIZE_OPNO to MIPS_CALL.
2695 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
2696 * configure: Regenerate.
2697 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
2698 and -mno-relax-pic-calls.
2699 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
2701 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2704 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
2705 in the directory this rule is called from, rather than the
2706 toplevel 'gcc' directory, to fix in-tree build.
2708 2009-09-19 Chris Demetriou <cgd@google.com>
2710 PR preprocessor/28435:
2711 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
2712 to cpplib that the preprocessor output is needed.
2714 2009-09-19 Jakub Jelinek <jakub@redhat.com>
2716 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
2717 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
2718 *return_and_restore_fpregs_<mode>,
2719 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
2722 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
2723 instead of assuming it has always a REG inside of it.
2725 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
2727 * config/freebsd.h: Update comment on types.
2728 (WINT_TYPE): Define.
2730 2009-09-18 Jason Merrill <jason@redhat.com>
2732 * c.opt: Add -fno-deduce-init-list.
2734 2009-09-18 Neil Vachharajani <nvachhar@google.com>
2736 * value-prof.c (interesting_stringop_to_profile_p): Added output
2737 argument to indicate which parameter is the size parameter.
2738 * value-prof.c (gimple_stringop_fixed_value): Use
2739 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
2740 * value-prof.c (gimple_stringops_transform): Update call sites to
2741 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
2743 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
2746 From David Binderman <dcb314@hotmail.com>:
2747 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
2748 local variable f. Remove stale comments.
2749 (ix86_compute_frame_layout): Remove useless local variable total_size.
2750 Remove #if 0'd code.
2751 (legitimate_address_p): Remove useless local variables
2752 reason_rtx and reason.
2753 (ix86_split_copysign_const): Remove useless local variable op1.
2754 (scale_counter): Remove useless local variable piece_size_mask.
2756 2009-09-18 Jakub Jelinek <jakub@redhat.com>
2758 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
2761 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2764 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
2766 2009-09-17 Jakub Jelinek <jakub@redhat.com>
2768 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
2771 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
2773 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
2774 DW_OP_implicit_value even without dwarf_version 4.
2776 2009-09-17 Jan Hubicka <jh@suse.cz>
2778 * dwarf2out.c: Include tree-pass.h and gimple.h.
2779 (loc_list_plus_const): New function.
2780 (loc_descriptor_from_tree_1): Rename to ...
2781 (loc_descriptor_from_tree): ... remove original.
2782 (loc_list_from_tree): New function.
2783 (add_AT_location_description): Accept location list.
2784 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
2785 (concatn_mem_loc_descriptor): Remove.
2786 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
2788 (secname_for_decl): Move up.
2789 (hidden_reference_p): New function; break out from ...
2790 (loc_by_refernece): ... here; move up.
2791 (dw_loc_list): New function.
2792 (single_element_loc_list): New function.
2793 (single_element_loc_list_p): New function.
2794 (add_loc_descr_to_each): New function.
2795 (add_loc_list): New function.
2796 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
2797 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
2798 add diagnostics why expansion failed.
2799 (add_location_or_const_value_attribute): Support location lists.
2800 (add_bound_info): Likewise.
2801 (descr_info_loc): Update call of loc_descriptor_from_tree.
2802 (gen_variable_die): Work on location lists.
2803 * final.c (pass_final): Add dump file.
2804 * Makefile.in (dwarf2out.o): Add new dependencies.
2806 2009-09-17 Janis Johnson <janis187@us.ibm.com>
2809 * real.c decimal_from_integer, decimal_integer_string): New.
2810 (real_from_integer): Use them as special case for decimal float.
2811 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
2812 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
2813 Do not append zero after the decimal point in string to convert.
2815 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
2817 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
2818 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
2820 2009-09-17 Martin Jambor <mjambor@suse.cz>
2822 * common.opt (fipa-sra): New switch.
2823 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
2824 * timevar.def (TV_IPA_SRA): New timevar.
2825 * params.def (ipa-sra-ptr-growth-factor): New parameter.
2826 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
2827 * tree-sra.c: Include cgraph.c.
2828 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
2829 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
2830 and grp_not_necessarilly_dereferenced.
2831 (func_param_count): New variable.
2832 (encountered_apply_args): New variable.
2833 (bb_dereferences): New variable.
2834 (final_bbs): New variable.
2835 (no_accesses_representant): New variable.
2836 (no_accesses_p): New function.
2837 (dump_access): Dump the new fields.
2838 (sra_initialize): Set encountered_apply_args to false.
2839 (get_ssa_base_param): New function.
2840 (mark_parm_dereference): New function.
2841 (create_access): Caring for INIDRECT_REFs and different handling of
2842 varialble length accesses in early IPA SRA. Store the stmt - a new
2843 parameter - to the new access.
2844 (build_access_from_expr_1): New parameter stmt, passed to
2845 create_access. Handle INDIRECT_REFs.
2846 (build_access_from_expr): Pass the current statement to
2847 build_access_from_expr_1.
2848 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
2850 (build_accesses_from_assign): Pass the current statement to
2851 build_access_from_expr_1. Do not create assign links in IPA-SRA.
2852 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
2853 final_bbs when necessary. Check for calls to __builtin_apply_args.
2854 Fixup EH info if anythng was changed.
2855 (is_unused_scalar_param): New function.
2856 (ptr_parm_has_direct_uses): New function.
2857 (find_param_candidates): New function.
2858 (mark_maybe_modified): New function.
2859 (analyze_modified_params): New function.
2860 (propagate_dereference_distances): New function.
2861 (dump_dereferences_table): New function.
2862 (analyze_caller_dereference_legality): New function.
2863 (unmodified_by_ref_scalar_representative): New function.
2864 (splice_param_accesses): New function.
2865 (decide_one_param_reduction): New function.
2866 (enum ipa_splicing_result): New type.
2867 (splice_all_param_accesses): New function.
2868 (get_param_index): New function.
2869 (turn_representatives_into_adjustments): New function.
2870 (analyze_all_param_acesses): New function.
2871 (get_replaced_param_substitute): New function.
2872 (get_adjustment_for_base): New function.
2873 (replace_removed_params_ssa_names): New function.
2874 (sra_ipa_reset_debug_stmts): New function.
2875 (sra_ipa_modify_expr): New function.
2876 (sra_ipa_modify_assign): New function.
2877 (convert_callers): New function.
2878 (modify_function): New function.
2879 (ipa_sra_preliminary_function_checks): New function.
2880 (ipa_early_sra): New function.
2881 (ipa_early_sra_gate): New function.
2882 (pass_early_ipa_sra): New variable.
2883 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
2885 2009-09-17 Michael Matz <matz@suse.de>
2888 * tree.c (build_type_attribute_qual_variant): Export.
2889 * tree.h (build_type_attribute_qual_variant): Declare.
2890 * tree-inline.c (remap_type_1): Use it to build variants with
2891 the original qualifiers and attributes.
2893 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2895 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
2896 without a fallthrough edge.
2898 2009-09-16 DJ Delorie <dj@redhat.com>
2900 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
2901 chip and ignore the "fast_interrupt" attribute if so.
2903 2009-09-16 Richard Henderson <rth@redhat.com>
2906 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
2909 2009-09-16 Richard Henderson <rth@redhat.com>
2912 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
2913 is set only if DECL_NO_STATIC_CHAIN is unset.
2914 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
2915 (FOR_EACH_NEST_INFO): New.
2916 (walk_all_functions): Use it.
2917 (finalize_nesting_tree): Likewise.
2918 (unnest_nesting_tree): Likewise.
2919 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
2920 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
2921 (convert_gimple_call): Early out if gimple_call_chain already set.
2922 (convert_all_function_calls): Iterate until no new functions
2923 require a static chain.
2924 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
2925 when building a trampoline. Use dump_function_to_file instead
2927 (lower_nested_functions): Open dump_file. Validate that decls
2928 that have DECL_NO_STATIC_CHAIN from the front end don't have that
2929 bit reset by this pass.
2931 2009-09-16 Michael Matz <matz@suse.de>
2934 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
2935 shorten decl_common_unused.
2936 (DECL_RESTRICTED_P): New accessor.
2937 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
2938 to disambiguate marked decls and restrict pointers.
2940 2009-09-16 Richard Henderson <rth@redhat.com>
2943 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
2945 2009-09-16 Jakub Jelinek <jakub@redhat.com>
2947 * integrate.c (set_block_abstract_flags): Call
2948 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
2950 2009-09-16 Richard Guenther <rguenther@suse.de>
2953 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
2956 2009-09-16 DJ Delorie <dj@redhat.com>
2957 Kaz Kojima <kkojima@gcc.gnu.org>
2959 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
2960 (sh_expand_prologue): Update calls to output_stack_adjust.
2961 (sh_expand_epilogue): Likewise.
2963 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
2966 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
2967 trying to limit the extent of searches in the insn stream.
2969 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
2970 Jakub Jelinek <jakub@redhat.com>
2974 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2976 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
2977 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
2978 (rs6000_savres_strategy): Always save FP registers inline if the
2979 target doesn't support hardware double-precision. Set the above
2980 bits in return value when needed.
2981 (rs6000_savres_routine_sym): Fix computation for cache selector.
2982 Mark the generated symbol as a function. Rename exitp argument to
2983 lr. Move code for determining the name of the symbol...
2984 (rs6000_savres_routine_name): ...here. New function. Add cases for
2985 getting the names right on AIX and 64-bit Linux.
2986 (savres_routine_name): New variable.
2987 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
2988 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
2989 on what the target routine uses as a base register. If savep && lr
2990 describe saving of r0 into memory slot.
2991 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
2992 line calls for AIX ABI.
2993 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
2994 determine FP save/restore functions.
2995 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
2996 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
2998 (rs6000_emit_epilogue): Adjust computation of restore_lr.
2999 Duplicate restoration of LR and execute the appropriate one
3000 depending on whether GPRs are being restored inline. Set r11 from
3001 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3002 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3003 Fix out of line calls for AIX ABI.
3004 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3006 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3008 (*restore_gpregs_spe): Likewise.
3009 (*return_and_restore_gpregs_spe): Likewise.
3010 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3011 Define to empty string unconditionally.
3012 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3013 Define to empty string unconditionally.
3014 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3017 2009-09-15 Jan Hubicka <jh@suse.cz>
3019 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3020 * params.def (inline-insns-auto): Likewise.
3022 2009-09-15 Martin Jambor <mjambor@suse.cz>
3024 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3025 individual statements only at TDF_DETAILS dump level. Format
3026 source for 80 characters per line.
3028 2009-09-15 Christian Bruel <christian.bruel@st.com>
3030 * regrename.c (do_replace): Update REG_DEAD notes.
3032 2009-09-15 Revital Eres <eres@il.ibm.com>
3034 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3035 * targhooks.c (default_builtin_support_vector_misalignment):
3036 New builtin function.
3037 * targhooks.h (default_builtin_support_vector_misalignment):
3039 * target.h (builtin_support_vector_misalignment):
3040 New field in struct gcc_target.
3041 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3042 new builtin function.
3043 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3045 * config/rs6000/rs6000.c
3046 (rs6000_builtin_support_vector_misalignment): New function.
3047 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3049 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3051 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3053 (bfin_optimize_loop): Likewise.
3054 (bfin_gen_bundles): Likewise.
3055 (workaround_speculation): Likewise.
3056 (find_load): Return NULL_RTX for debug_insn.
3058 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3060 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3063 2009-09-14 DJ Delorie <dj@redhat.com>
3065 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3066 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3069 2009-09-14 Richard Henderson <rth@redhat.com>
3070 Jakub Jelinek <jakub@redhat.com>
3072 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3073 * cfgbuild.c (make_edges): Handle asm goto.
3074 * cfglayout.c (fixup_reorder_chain): Likewise.
3075 * cfgrtl.c (patch_jump_insn): Likewise.
3076 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3077 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3078 (gimple_build_asm_vec): Add and use labels parameter.
3079 (gimple_build_asm): Remove.
3080 (walk_gimple_asm): Walk labels too.
3081 * gimple.def (GIMPLE_ASM): Update docs.
3082 * gimple.h: Update decls.
3083 (struct gimple_statement_asm): Change nc to use unsigned char;
3085 (gimple_asm_nlabels): New.
3086 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3087 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3088 into gimple_build_asm_vec.
3089 * jump.c (mark_jump_label_asm): New.
3090 (mark_jump_label): Use it.
3091 (redirect_jump_1): Handle asm goto.
3092 (invert_jump_1): Soft fail if X is null.
3093 * recog.c (extract_asm_operands): New.
3094 (asm_noperands): Use it; handle asm labels.
3095 (decode_asm_operands): Use extract_asm_operands.
3096 (asm_operand_ok): Properly handle empty string.
3097 * reg-stack.c (get_asm_operands_in_out): Rename from
3098 get_asm_operand_n_inputs; use extract_asm_operands; return both
3099 inputs and outputs by reference; update all callers.
3100 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3101 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3102 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3103 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3104 (extract_asm_operands): Declare.
3105 * stmt.c (expand_asm_operands): Add and use labels parameter.
3106 (check_unique_operand_names): Likewise.
3107 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3108 (expand_asm_stmt): Handle asm labels.
3109 * tree-cfg.c (make_gimple_asm_edges): New.
3110 (make_edges): Use it.
3111 (cleanup_dead_labels): Handle asm labels.
3112 (is_ctrl_altering_stmt): Likewise.
3113 (gimple_redirect_edge_and_branch): Likewise.
3114 * tree.def (ASM_EXPR): Add 5th operand.
3115 * tree.h (ASM_LABELS): New.
3116 (resolve_asm_operand_names): Update decl.
3118 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3119 (c_parser_asm_goto_operands): New.
3120 * c-tree.h (build_asm_expr): Update decl.
3121 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3122 * doc/extend.texi: Document asm goto.
3124 2009-09-14 Richard Henderson <rth@redhat.com>
3126 * except.h: Update declarations.
3127 (struct pointer_map_t): Forward declare.
3128 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3129 (struct eh_landing_pad_d, eh_landing_pad): New.
3130 (struct eh_catch_d, eh_catch): New.
3131 (struct eh_region_d): Remove next_region_sharing_label, aka,
3132 label, tree_label, landing_pad, post_landing_pad, resume,
3133 may_contain_throw. Rename region_number to index. Remove
3134 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3135 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3136 (VEC(eh_landing_pad,gc)): New.
3137 (struct eh_status): Remove last_region_number. Add lp_array,
3138 throw_stmt_table, ttype_data, ehspec_data.
3139 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3140 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3141 * except.c (lang_protect_cleanup_actions): Return tree.
3142 (struct ehl_map_entry): Remove.
3143 (init_eh_for_function): Push zero entries for region and lp_array.
3144 (gen_eh_region): Add to region_array immediately.
3145 (gen_eh_region_catch): Operate on eh_catch objects.
3146 (gen_eh_landing_pad): New.
3147 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3148 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3149 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3150 (get_eh_landing_pad_from_number_fn): New.
3151 (get_eh_landing_pad_from_number): New.
3152 (get_eh_region_from_lp_number_fn): New.
3153 (get_eh_region_from_lp_number): New.
3154 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3155 (get_exception_pointer, get_exception_filter): Remove.
3156 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3157 (current_function_has_exception_handlers): Simplify.
3158 (bring_to_root, eh_region_replaceable_by_p): Remove.
3159 (replace_region, hash_type_list, hash_eh_region): Remove.
3160 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3161 (label_to_region_map, num_eh_regions): Remove.
3162 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3163 (find_exception_handler_labels): Remove.
3164 (duplicate_eh_regions_0, find_prev_try): Remove.
3165 (struct duplicate_eh_regions_data): New.
3166 (duplicate_eh_regions_1): Rewrite.
3167 (duplicate_eh_regions): Return a pointer map instead of an
3169 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3170 (redirect_eh_edge_to_label): Remove.
3171 (eh_region_outermost): Rewrite using eh_region pointers
3172 instead of integers.
3173 (add_ttypes_entry): Update for ttype_data move to eh_status.
3174 (add_ehspec_entry): Rewrite with VEC instead of varray.
3175 (assign_filter_values): Likewise. Export.
3176 (build_post_landing_pads, connect_post_landing_pads): Remove.
3177 (dw2_build_landing_pads): Rewrite to use lp_array.
3178 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3179 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3180 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3181 (sjlj_mark_call_sites): Update for landing pad numbers.
3182 (finish_eh_generation): Rewrite.
3183 (gate_handle_eh): Do nothing for no eh tree.
3184 (pass_rtl_eh): Move up near finish_eh_generation.
3185 (remove_eh_landing_pad): New.
3186 (remove_eh_handler): Export.
3187 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3188 (for_each_eh_label): Rewrite to use lp_array.
3189 (make_reg_eh_region_note): New.
3190 (make_reg_eh_region_note_nothrow_nononlocal): New.
3191 (insn_could_throw_p): New.
3192 (copy_reg_eh_region_note_forward): New.
3193 (copy_reg_eh_region_note_backward): New.
3194 (check_handled, add_reachable_handler): Remove.
3195 (reachable_next_level, foreach_reachable_handler): Remove.
3196 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3197 (get_eh_region_and_lp_from_rtx): New.
3198 (get_eh_region_from_rtx): New.
3199 (can_throw_internal_1, can_throw_external_1): Remove.
3200 (can_throw_internal): Use get_eh_region_from_rtx.
3201 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3202 (insn_nothrow_p, can_nonlocal_goto): New.
3203 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3204 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3205 (add_action_record): Use VEC not varray.
3206 (collect_one_action_chain): Update for eh_region changes.
3207 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3208 Use get_eh_region_and_lp_from_rtx.
3209 (gate_convert_to_eh_region_ranges): New.
3210 (pass_convert_to_eh_region_ranges): Use it.
3211 (push_uleb128, push_sleb128): Use VEC not varray.
3212 (output_one_function_exception_table): Likewise.
3213 (dump_eh_tree): Update for eh_region changes.
3214 (verify_eh_tree): Likewise.
3215 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3216 * tree-eh.c: Include target.h.
3217 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3218 Don't disallow GIMPLE_RESX; adjust argument check.
3219 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3220 (record_stmt_eh_region): Update for landing pad numbers;
3221 generate a landing pad if necessary.
3222 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3223 (remove_stmt_from_eh_lp_fn): Similarly.
3224 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3225 Update for lp numbers; don't special case missing throw_stmt_table.
3226 (lookup_expr_eh_lp): Similarly.
3227 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3228 (eh_seq, eh_region_may_contain_throw): New.
3229 (struct leh_state): Add ehp_region.
3230 (struct leh_tf_state): Remove eh_label.
3231 (emit_post_landing_pad): New.
3232 (emit_resx, emit_eh_dispatch): New.
3233 (note_eh_region_may_contain_throw): New.
3234 (frob_into_branch_around): Take eh_region not eh label;
3235 emit eh code into eh_seq.
3236 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3237 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3238 lower_eh_must_not_throw. Emit code to eh_seq.
3239 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3240 (lower_try_finally_onedest): Likewise.
3241 (lower_try_finally_copy): Likewise.
3242 (lower_try_finally_switch): Likewise.
3243 (lower_try_finally): Initialize ehp_region.
3244 (lower_catch): Update for eh_catch objects.
3245 (lower_eh_filter): Don't handle must_not_throw.
3246 (lower_eh_must_not_throw): New.
3247 (lower_cleanup): Don't set eh_label.
3248 (lower_eh_constructs_2): Resolve eh builtins.
3249 Handle GIMPLE_EH_MUST_NOT_THROW.
3250 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3251 Add eh_seq to the end of the function body.
3252 (make_eh_dispatch_edges): New.
3253 (make_eh_edge): Remove.
3254 (make_eh_edges): Simplify for landing pads.
3255 (redirect_eh_edge_1): New.
3256 (redirect_eh_edge): Use it.
3257 (redirect_eh_dispatch_edge): New.
3258 (stmt_could_throw_p): Use a switch. Allow RESX.
3259 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3260 (stmt_can_throw_internal): Likewise.
3261 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3262 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3263 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3264 (gate_refactor_eh): New.
3265 (pass_refactor_eh): Use it.
3266 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3267 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3268 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3269 (remove_unreachable_handlers): Rename from
3270 tree_remove_unreachable_handlers; rewrite for landing pads;
3271 call remove_eh_handler directly.
3272 (remove_unreachable_handlers_no_lp): New.
3273 (unsplit_eh, unsplit_all_eh): New.
3274 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3275 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3276 (cleanup_empty_eh_unsplit): New.
3277 (cleanup_empty_eh): Rewrite.
3278 (cleanup_all_empty_eh): New.
3279 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3280 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3281 (gate_cleanup_eh): New.
3282 (pass_cleanup_eh): Use it.
3283 (verify_eh_edges): Move later in file. Expect one EH edge.
3284 (verify_eh_dispatch_edge): New.
3286 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3287 (gtype-desc.o): Add TARGET_H.
3288 (tree.o): Use EXCEPT_H, not except.h.
3289 (cfgbuild.o): Add EXPR_H.
3290 (GTFILES): Add vecprim.h.
3291 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3292 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3293 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3294 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3295 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3296 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3297 calls to can_throw_internal.
3298 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3299 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3300 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3301 (expand_gimple_stmt): Use make_reg_eh_region_note.
3302 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3303 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3304 or find_exception_handler_labels.
3305 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3306 there is exacly one EH edge. Use can_nonlocal_goto and
3308 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3309 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3310 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3311 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3312 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3313 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3314 * dse.c (scan_insn): Use insn_could_throw_p.
3315 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3316 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3317 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3318 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3319 EXC_PTR_EXPR or FILTER_EXPR.
3320 (tree_expr_nonzero_warnv_p): Likewise.
3321 * function.h: Include vecprim.h, not varray.h
3322 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3323 move ttype_data and ehspec_data members to struct eh_status; change
3324 action_record_data member to a VEC.
3325 * gcse.c (hash_scan_set): Use can_throw_internal.
3326 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3327 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3328 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3329 (block_may_fallthru): Don't handle RESX_EXPR.
3330 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3331 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3332 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3333 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3334 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3335 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3336 (gimple_size): Likewise.
3337 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3338 (gimple_build_resx): Use gimple_build_with_ops.
3339 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3340 (is_gimple_val): Likewise.
3341 (is_gimple_stmt): Remove RESX_EXPR.
3342 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3343 (GIMPLE_RESX): Reorder with other EH constructs.
3344 * gimple.h (struct gimple_statement_eh_mnt): New.
3345 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3346 (gimple_eh_filter_must_not_throw): Remove.
3347 (gimple_eh_filter_set_must_not_throw): Remove.
3348 (gimple_eh_must_not_throw_fndecl): New.
3349 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3350 (is_gimple_resx): New.
3351 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3352 Don't copy EH_FILTER_MUST_NOT_THROW.
3353 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3354 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3355 handle must_not_throw_labels specially.
3356 * ipa-pure-const.c (check_call): Update debug statement for LP.
3357 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3358 * ipa-utils.c (get_base_var): Likewise.
3359 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3360 * lower-subreg.c (move_eh_region_note): Remove.
3361 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3362 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3363 (create_task_copyfn): Likewise.
3364 (maybe_catch_exception): Use gimple_build_eh_filter.
3365 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3366 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3367 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3368 and pass_lower_resx.
3369 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3370 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3371 can_throw_internal, can_nonlocal_goto.
3372 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3373 copy_reg_eh_region_note_forward.
3374 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3375 (emit_output_reload_insns): Likewise.
3376 (copy_eh_notes): Remove.
3377 * rtl.def (RESX): Remove.
3378 * rtl.h: Update declarations.
3379 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3380 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3381 (update_eh_label): Remove.
3382 (cleanup_dead_labels_eh): New.
3383 (cleanup_deal_labels): Use it instead of update_eh_label.
3384 (gimple_merge_blocks): Update landing pad data structure when
3385 removing a landing pad label.
3386 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3387 test; handle GIMPLE_EH_MUST_NOT_THROW.
3388 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3389 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3390 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3391 (verify_stmt): Likewise. Verify landing pads.
3392 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3393 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3394 (struct move_stmt_d): Add eh_map.
3395 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3396 (move_stmt_r): Remap eh region numbers in builtin calls,
3397 resx and eh_dispatch.
3398 (move_block_to_fn): Remove eh_offset parameter. Use
3399 maybe_duplicate_eh_stmt_fn.
3400 (find_outermost_region_in_block): Operate on eh_region pointers
3401 instead of region numbers.
3402 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3403 duplicate_eh_regions.
3404 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3405 test earlier. Disallow EH landing pads.
3406 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3407 * tree-flow.h: Update declarations.
3408 (struct tree_ann_common_d): Replace rn with lp_nr.
3409 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3410 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3411 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3412 resx and eh_dispatch.
3413 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3414 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3415 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3416 from duplicate_eh_regions.
3417 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3418 update RESX; handle EH_DISPATCH.
3419 (expand_call_inline): Set eh_lp_nr, not eh_region.
3420 (maybe_inline_call_in_expr): Likewise.
3421 * tree-inline.h (struct copy_body_data): Replace eh_region with
3422 eh_lp_nr, eh_region_offset with eh_map.
3423 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3424 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3425 * tree-pretty-print.c (dump_generic_node): Don't handle
3426 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3427 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3428 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3429 EXC_PTR_EXPR, FILTER_EXPR.
3430 * tree-ssa-operands.c (get_expr_operands): Likewise.
3431 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3432 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3433 (ao_ref_init_from_vn_reference): Likewise.
3434 * tree-ssa-sink.c (statement_sink_location): Likewise.
3435 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3436 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3437 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3438 EXC_PTR_EXPR, FILTER_EXPR.
3439 (is_exception_related): Remove.
3440 (compute_avail): Don't call it.
3441 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3442 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3443 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3444 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3446 (build_resx): Remove.
3447 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3448 * tree.h: Update declarations.
3449 (EH_FILTER_MUST_NOT_THROW): Remove.
3450 (struct tree_label_decl): Add eh_landing_pad_nr.
3451 (EH_LANDING_PAD_NR): New.
3452 * value-prof.c (gimple_ic): Tidy variable names. Update for
3453 landing pad numbers.
3454 (gimple_stringop_fixed_value): Tidy variable names. Assert
3455 that neither call stmt can throw.
3456 * vecprim.h (uchar): New.
3457 (VEC(uchar,heap), VEC(uchar,gc)): New.
3459 * c-common.c (c_define_builtins): Update call to
3460 build_common_builtin_nodes.
3461 * c-parser.c (c_parse_file): Don't call
3462 default_init_unwind_resume_libfunc.
3464 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3466 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
3467 (mips_cprestore_address_p): Likewise.
3468 (mips_save_gp_to_cprestore_slot): Likewise.
3469 (mips_restore_gp): Rename to...
3470 (mips_restore_gp_from_cprestore_slot): ...this.
3471 (mips_must_initialize_gp_p): Declare.
3472 (mips_emit_save_slot_move): Likewise.
3473 (mips_output_load_label): Return nothing.
3474 (mips_eh_uses): Declare.
3475 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3476 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3477 (TARGET_ABSOLUTE_JUMPS): Likewise.
3478 (EH_USES): Likewise.
3479 (FIRST_PSEUDO_REGISTER): Update comment.
3480 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3481 (MIPS_CALL): ...here.
3482 (REGISTER_NAMES): Add $cprestore.
3483 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3484 Add load_label_length, has_inflexible_gp_insn_p,
3485 has_flexible_gp_insn_p, must_initialize_gp_p and
3486 must_restore_gp_when_clobbered_p.
3487 (mips_expand_call): Don't generate split instructions here.
3488 (mips_split_call): Update the call to mips_restore_gp after
3489 the above name change.
3490 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3491 (mips_find_gp_ref): New function.
3492 (mips_insn_has_inflexible_gp_ref_p): Likewise.
3493 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
3494 (mips_insn_has_flexible_gp_ref_p): Likewise.
3495 (mips_cfun_has_flexible_gp_ref_p): Likewise.
3496 (mips_function_has_gp_insn): Delete.
3497 (mips_global_pointer): Drop the df_regs_ever_live_p check.
3498 Use the new functions above. Only return INVALID_REGNUM
3499 for TARGET_ABSOLUTE_JUMPS.
3500 (mips_must_initialize_gp_p): New function.
3501 (mips_get_cprestore_base_and_offset): New function, extracted from...
3502 (mips_cprestore_slot): ...here. Take a bool parameter.
3503 (mips_cfun_has_cprestore_slot_p): New function.
3504 (mips_cprestore_address_p): Likewise.
3505 (mips_save_gp_to_cprestore_slot): Likewise.
3506 (mips_restore_gp): Rename to...
3507 (mips_restore_gp_from_cprestore_slot): ...this. Assert
3508 epilogue_completed. Update the call to mips_cprestore_slot.
3509 Test cfun->machine->must_restore_gp_when_clobbered_p.
3510 (mips_direct_save_slot_move_p): New function.
3511 (mips_emit_save_slot_move): Likewise.
3512 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
3513 of cfun->machine->global_pointer.
3514 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
3515 (mips_save_reg): Use mips_emit_save_slot_move.
3516 (mips_expand_prologue): Set must_initialize_gp_p.
3517 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
3518 for all cprestore saves. Emit a use_cprestore instruction after
3519 setting up the cprestore slot.
3520 (mips_restore_reg): Use mips_emit_save_slot_move.
3521 (mips_process_load_label): New function.
3522 (mips_load_label_length): Likewise.
3523 (mips_output_load_label): Don't return asm: output it here instead.
3524 Use mips_process_load_label.
3525 (mips_adjust_insn_length): Adjust the length of branch instructions
3526 that have length MAX_PIC_BRANCH_LENGTH.
3527 (mips_output_conditional_branch): Update the call to
3528 mips_output_load_label. Assume the branch target is OPERANDS[0]
3529 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
3530 (mips_output_order_conditional_branch): Swap the meaning of
3531 OPERANDS[0] and OPERANDS[1].
3532 (mips_variable_issue): Don't count ghost instructions.
3533 (mips_expand_ghost_gp_insns): New function.
3534 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
3535 (mips_output_mi_thunk): Set must_initialize_gp_p.
3536 (mips_eh_uses): New function.
3537 * config/mips/predicates.md (cprestore_save_slot_operand)
3538 (cprestore_load_slot_operand): New predicates.
3539 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
3540 (UNSPEC_MOVE_GP): Likewise.
3541 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
3542 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
3543 (CPRESTORE_SLOT_REGNUM): New register.
3544 (MAX_PIC_BRANCH_LENGTH): New constant.
3545 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
3546 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
3547 branches. Fix commentary.
3548 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
3549 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
3550 Change type to "ghost".
3551 (loadgp_absolute_<mode>): Likewise.
3552 (loadgp_rtp_<mode>): Likewise.
3553 (copygp_mips16): Likewise.
3554 (loadgp_blockage): Remove redundant mode attribute.
3555 (potential_cprestore): New instruction.
3556 (cprestore): Turn into an unspec set.
3557 (use_cprestore): New instruction.
3558 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
3559 (*branch_fp_inverted): Likewise.
3560 (*branch_order<mode>): Likewise.
3561 (*branch_order<mode>_inverted): Likewise.
3562 (*branch_equality<mode>): Likewise.
3563 (*branch_equality<mode>_inverted): Likewise.
3564 (*branch_bit<bbv><mode>): Likewise.
3565 (*branch_bit<bbv><mode>_inverted): Likewise.
3566 (*branch_equality<mode>_mips16): Remove redundant mode.
3567 (jump): Turn into a define_expand.
3568 (*jump_absolute): New instruction.
3569 (*jump_pic): Likewise.
3570 (*jump_mips16): Rename previously-unnamed pattern. Remove
3571 redundant mode attribute.
3572 (restore_gp): Split on epilogue_completed rather than
3573 reload_completed. Change type to "ghost".
3574 (move_gp<mode>): New instruction.
3575 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
3576 Remove redundant mode attribute.
3577 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
3578 (bc1any4f, bc1any2t, bc1any2f): Likewise.
3579 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
3581 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3584 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
3585 are returned in the same register (vs34 or v2) that Altivec vector
3586 types are returned in.
3587 (rs6000_libcall_value): Ditto.
3590 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
3591 instead of explicit addsi3/adddi3 calls.
3592 (rs6000_split_multireg_move): Ditto.
3593 (rs6000_emit_allocate_stack): Ditto.
3594 (rs6000_emit_prologue): Ditto.
3595 (rs6000_output_mi_thunk): Ditto.
3597 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
3598 size is 64 bits if we can use 64-bit registers.
3600 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
3602 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
3605 From Jie Zhang <jie.zhang@analog.com>:
3606 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
3607 save FP and RETS with saveall attribute.
3608 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
3609 with saveall attribute.
3611 * config/bfin/bfin.c (bfin_expand_builtin,
3612 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
3615 From Jie Zhang <jie.zhang@analog.com>:
3616 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
3617 before use in two places.
3618 * config/bfin/bfin.md (AREG): Define mode iterator.
3619 (reload_in, reload_out): Use mode iterator AREG.
3621 2009-09-14 Richard Guenther <rguenther@suse.de>
3624 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
3625 EH personality path.
3627 2009-09-13 Richard Guenther <rguenther@suse.de>
3628 Rafael Avila de Espindola <espindola@google.com>
3630 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
3631 (LANG_HOOKS_EH_PERSONALITY): Likewise.
3632 (LANG_HOOKS_INITIALIZER): Adjust.
3633 (lhd_pass_through_t): Declare.
3634 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
3636 * langhooks.c (lhd_pass_through_t): New function.
3637 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
3638 dwarf2out_begin_prologue): Use personality from current_function_decl.
3639 * expr.h (get_personality_function): Declare.
3640 * expr.c (get_personality_function): New function.
3641 (build_personality_function): Likewise.
3642 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
3643 (eh_personality_libfunc): Remove.
3644 * optabs.c (build_libfunc_function): New function split out from ...
3645 (init_one_libfunc): ... here.
3646 * tree.h (DECL_FUNCTION_PERSONALITY): New.
3647 (tree_function_decl): Add personality.
3648 (lhd_gcc_personality): Declare.
3649 (build_personality_function): Likewise.
3650 * tree.c (gcc_eh_personality_decl): New.
3651 (lhd_gcc_personality): New function.
3652 * except.h (lang_eh_runtime_type): Remove.
3653 (enum eh_personality_kind): New.
3654 (build_personality_function): Declare.
3655 (function_needs_eh_personality): Declare.
3656 * except.c (lang_eh_runtime_type): Remove.
3657 (function_needs_eh_personality): New function.
3658 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
3659 (sjlj_emit_function_enter, output_function_exception_table):
3660 Use personality from current_function_decl.
3661 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
3662 * tree-inline.c (tree_can_inline_p): Do not inline across different
3664 (expand_call_inline): Likewise. Adjust the callers EH personality.
3665 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
3666 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
3667 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
3668 (c-parser.o): Likewise
3669 * c-tree.h (c_eh_initialized_p): Remove.
3670 (c_maybe_initialize_eh): Likewise.
3671 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
3672 (finish_decl): Don't call c_maybe_initialize_eh.
3673 (c_eh_initialized_p): Remove.
3674 (c_maybe_initialize_eh): Likewise.
3675 * c-parser.c (c_parser_omp_construct): Likewise.
3676 (c_parse_file): Initialize exception handling.
3678 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
3680 * config.gcc (tm_file): Remove i386/biarch32.h
3681 for i?86-w64-mingw* case.
3682 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
3684 * config.host: Set for x64 mingw the option
3685 use_long_long_for_widest_fast_int to yes.
3687 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
3689 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3690 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
3691 (dbxout_begin_function): Likewise.
3692 * final.c (dwarf2_debug_info_emitted_p): New predicate.
3693 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
3694 set on the function.
3695 (final_end_function): Likewise.
3696 (final_scan_insn): Likewise.
3697 (rest_of_handle_final): Likewise.
3698 * varasm.c (assemble_start_function): Likewise.
3699 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3701 2009-09-12 Jason Merrill <jason@redhat.com>
3703 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
3704 * opts.c (common_handle_option): constify.
3706 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3708 * doc/install.texi (avr): Remove obsolete reference site.
3710 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3712 * doc/install.texi (Binaries): Adjust AIX link.
3714 2009-09-12 Akim Demaille <demaille@gostai.com>
3716 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
3717 Use an imperative sentence.
3719 2009-09-11 Richard Henderson <rth@redhat.com>
3721 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
3722 structure-name and has-tree-operands arguments; update all entries.
3723 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
3725 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
3726 (gsstruct_code_size): New.
3727 (gss_for_code_): New.
3728 (gss_for_code): Remove.
3729 (gimple_size): Rewrite using gsstruct_code_size.
3730 (gimple_statement_structure): Move to gimple.h.
3731 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
3732 (gss_for_code, gimple_statement_structure): New.
3733 (gimple_ops): Use new arrays; tidy.
3735 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3737 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
3738 operand to be a PLUS expression.
3739 * config/pa/pa.c (pa_secondary_reload): Likewise.
3741 2009-09-11 Jakub Jelinek <jakub@redhat.com>
3743 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
3745 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
3748 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3750 From Jie Zhang <jie.zhang@analog.com>:
3751 * doc/extend.texi (node Function Attributes): Document l2
3753 (node Blackfin Variable Attributes): Document l2 variable attributes.
3755 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
3757 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
3758 to match the system compiler's configuration at inflection point.
3759 Add comment to remark a remaining difference with system compiler.
3761 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
3762 * configure: Regenerate.
3764 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3766 From Jie Zhang <jie.zhang@analog.com>:
3767 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
3768 (bfin_handle_l2_attribute): New.
3769 (bfin_attribute_table): Add l2 attribute.
3771 2009-09-11 Michael Matz <matz@suse.de>
3774 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
3775 on the local_decls list.
3777 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
3781 * cselib.c (cselib_expand_value_rtx_cb): Document callback
3783 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
3784 for VALUEs, to implement the documented interface.
3785 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
3786 Adjust for VALUEs and anything else, to implement the
3787 documented interface.
3789 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
3791 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
3792 with actual SPE/paired vector modes before using 64-bit alignment.
3793 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
3795 2009-09-10 DJ Delorie <dj@redhat.com>
3797 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
3800 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
3801 * config/mep/mep.c (mep_legitimate_constant_p): New.
3802 * config/mep/mep-protos.h: Prototype it.
3804 2009-09-10 Richard Henderson <rth@redhat.com>
3806 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
3808 2009-09-10 Jason Merrill <jason@redhat.com>
3810 * tree.c (chain_index): New fn.
3811 * tree.h: Declare it.
3813 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3815 * config/sol2-c.c (cmn_err_length_specs): Initialize
3816 scalar_identity_flag.
3818 2009-09-10 Richard Henderson <rth@redhat.com>
3820 * tree.h (struct tree_decl_common): Move align member earlier;
3821 move label_decl_uid member ...
3822 (struct tree_label_decl): ... here.
3823 (LABEL_DECL_UID): Update to match.
3825 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
3828 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
3829 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
3831 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
3832 dest_prev if the edge is complex.
3834 * tree-cfg.c (is_ctrl_stmt): Use a switch.
3836 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
3837 loop latch tests earlier.
3839 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
3840 before GIMPLE_RETURN, not after its predecessor; insert
3843 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
3844 gimple_seq_empty_p to test for no PHI nodes.
3845 * tree-cfg.c (split_critical_edges): Likewise.
3847 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
3849 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3851 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
3852 introduced by the VTA branch merge.
3854 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3856 * ira-conflicts.c: Use fputs or putc instead of fprintf
3860 * tree-switch-conversion.c: Ditto.
3862 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3864 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
3865 introduced by the VTA branch merge.
3867 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3870 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3872 PR rtl-optimization/39779
3873 * expr.c (convert_modes): Return when mode == oldmode after
3874 CONST_INTs are processed.
3876 2009-09-10 Nick Clifton <nickc@redhat.com>
3878 * config/mep/mep.c (mep_encode_section_info): Copy weakness
3879 attribute and referring decl when creating renamed symbol.
3881 2009-09-10 Richard Guenther <rguenther@suse.de>
3884 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
3886 (cgraph_finalize_compilation_unit): Compute reachability
3887 before emitting thunks. Properly process aliases before
3888 possibly removing unreachable nodes.
3890 2009-09-10 Richard Guenther <rguenther@suse.de>
3893 * tree.c (struct free_lang_data_d): Add worklist member.
3894 (find_decls_types_r): Push onto the worklist instead of recursing.
3895 Handle TREE_BINFOs properly.
3896 (find_decls_types): New function wrapped around find_decls_types_r
3897 to process the worklist.
3898 (find_decls_types_in_eh_region): Use it.
3899 (find_decls_types_in_node): Likewise.
3900 (find_decls_types_in_var): Likewise.
3901 (free_lang_data_in_cgraph): Likewise. Free the worklist.
3902 * tree.h (RECORD_OR_UNION_TYPE_P): New.
3903 (AGGREGATE_TYPE_P): Adjust.
3905 2009-09-09 Jason Merrill <jason@redhat.com>
3907 * configure.ac: Check glibc version even if we have an in-tree
3910 2009-09-09 Anthony Green <green@moxielogic.com>
3912 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
3913 the constant 0 when appropriate.
3914 * config/moxie/constraints.md: Add constraint O.
3916 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
3917 to pass up to 6 32-bit argument values in registers.
3918 (moxie_function_arg): Ditto.
3919 (moxie_arg_partial_bytes): Ditto.
3920 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
3921 (REG_PARM_STACK_SPACE): Ditto.
3922 (FUNCTION_ARG_REGNO_P): Ditto.
3924 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3925 instruction to allocate stack space.
3927 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
3929 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
3930 unnecessarily stringent constraints. Fix address
3931 calculation in the splitters.
3933 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3935 PR rtl-optimization/39779
3936 * expr.c (convert_modes): Return when mode == oldmode after
3937 CONST_INTs are processed.
3939 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
3942 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
3943 (ix86_expand_prologue): Take frame.padding0 into logic of
3945 (ix86_expand_epilogue): Likewise.
3947 2009-09-09 Jakub Jelinek <jakub@redhat.com>
3949 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
3951 (SHLIB_LINK, SHLIB_INSTALL): Use them.
3952 * config/t-slibgcc-libgcc: New file.
3953 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
3955 2009-09-09 Martin Jambor <mjambor@suse.cz>
3957 PR tree-optimization/41089
3958 * tree-sra.c (find_var_candidates): Do not consider va_lists in
3961 2009-09-09 Richard Henderson <rth@redhat.com>
3963 * gimple.h (CASE_GIMPLE_OMP): New.
3964 (is_gimple_omp): Use it.
3965 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
3966 (verify_gimple_debug): Likewise.
3968 2009-09-09 Richard Guenther <rguenther@suse.de>
3970 PR tree-optimization/41101
3971 * tree-ssa-pre.c (maximal_set): Remove.
3972 (compute_antic_aux): Treat the maximal set as implicitly all ones.
3973 Defer all blocks we didn't visit at least one successor.
3974 (add_to_exp_gen): Do not add to the maximal set.
3975 (make_values_for_phi): Likewise.
3976 (compute_avail): Likewise.
3977 (init_pre): Do not allocate the maximal set.
3978 (execute_pre): Do not dump it.
3980 2009-09-09 Martin Jambor <mjambor@suse.cz>
3982 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
3983 an SSA_NAME rather than a is_gimple_variable.
3985 2009-09-09 Richard Guenther <rguenther@suse.de>
3988 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
3989 code dealing with plain pointer bases.
3990 (maybe_fold_offset_to_reference): Likewise.
3991 (maybe_fold_stmt_addition): Adjust.
3993 2009-09-09 Richard Guenther <rguenther@suse.de>
3995 * tree.c (free_lang_data_in_type): Do not free the type variant
3997 (free_lang_data): Merge char_type_node with its properly signed
3999 (pass_ipa_free): Collect after freeing language specific data.
4001 2009-09-09 Michael Matz <matz@suse.de>
4004 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4005 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4006 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4009 2009-09-08 DJ Delorie <dj@redhat.com>
4011 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4013 2009-09-04 Jason Merrill <jason@redhat.com>
4015 * tree.c (tree_find_value): Remove.
4016 * tree.h: Remove prototype.
4017 * varasm.c (assemble_external): Use value_member instead.
4019 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4021 * toplev.c (process_options): Choose default debugging type when
4022 gtoggle enables debug info and type is unset.
4024 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4028 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4031 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4033 * configure: Rebuilt with modified libtool.m4.
4035 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4040 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4042 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4044 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4045 (remove_statement): Likewise.
4046 (rewrite_use_nonlinear_expr): Adjust.
4047 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4048 * tree-ssa.c (release_defs_bitset): ... this. New.
4049 * tree-flow.h (release_defs_bitset): Declare.
4051 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4054 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4055 in the middle block.
4057 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4059 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4060 via intptr_t to long type.
4061 (insert_operand_rank): Cast long type via intptr_t to
4063 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4065 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4066 from pointer to unsigned via uintptr_t.
4068 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4069 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4071 * configure: Regenerated.
4072 * config.in: Regenerated
4073 * system.h (stdint.h): Add include.
4074 (inttypes.h): Likewise.
4075 * Makefile.in (aclocal): Add config/stdint.m4.
4076 * aclocal.m4: Regenerated.
4078 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4080 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4082 (note_np_check_stores): New function.
4083 (harmless_null_pointer_p): New function.
4084 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4085 changed. Take into account whether we're in the shadow of a condjump
4086 that tested NP_REG for NULL.
4087 Lose all code that tested for SEQUENCEs.
4088 (workaround_speculation): Avoid inserting NOPs for loads that are
4089 either always executed or a NULL pointer.
4091 2009-09-08 Jan Hubicka <jh@suse.cz>
4093 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4094 * params.def (early-inlining-insns): Likewise.
4096 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4098 PR rtl-optimization/41239
4099 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4100 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4102 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4103 across calls, as the calls might not always return normally.
4104 (call_may_noreturn_p): New function.
4105 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4106 (init_deps): Initialize it.
4107 (remove_from_deps): Also remove calls from
4108 last_function_call_may_noreturn list.
4110 2009-09-07 Richard Henderson <rth@redhat.com>
4112 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4113 more VR->OPERANDS than LHS operands. Free LHS before returning.
4115 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4117 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4118 (attr "addrtype"): New member "spreg".
4119 Use it if mem_spfp_address_operand is true for the address.
4120 (attr "type"): New entry "stall".
4121 (cpu_unit "load"): New.
4122 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4124 (insn_reservation "loadsp"): New.
4125 (insn_reservation "load_stall1"): New.
4126 (insn_reservation "load_stall3"): New.
4128 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4129 (mem_p_address_operand): Exclude stack and frame pointer based
4131 (mem_spfp_address_operand): New; match them here.
4132 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4133 (bfin_reorg): Call it if scheduling insns.
4134 (bfin_gen_bundles): Remove dummy insns created by
4135 add_sched_insns_for_speculation.
4137 From Jie Zhang <jie.zhang@analog.com>:
4138 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4139 bfin_si_revision, bfin_workarounds): Move these ...
4140 * config/bfin/bfin.h: ... here.
4142 From Mike Frysinger <michael.frysinger@analog.com>
4143 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4144 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4145 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4146 bf547m, bf548m, and bf549m.
4147 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4148 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4149 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4150 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4151 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4152 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4153 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4154 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4155 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4156 bf542m, bf544m, bf547m, bf548m, and bf549m.
4158 From Jie Zhang <jie.zhang@analog.com>:
4159 * config/bfin/predicates.md (p_register_operand): New predicate.
4160 (dp_register_operand): New predicate.
4161 * config/bfin/bfin-protos.h (WA_05000074): Define.
4162 (ENABLE_WA_05000074): Define.
4163 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4164 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4165 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4166 (define_attr addrtype): Allow load/store register to be P register.
4167 (define_attr storereg): New.
4168 (define_cpu_unit anomaly_05000074): New.
4169 (define_insn_reservation dsp32shiftimm): New.
4170 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4171 (define_insn_reservation loadp): Cannot use slot2.
4172 (define_insn_reservation loadsp): Cannot use slot2.
4173 (define_insn_reservation storep): Cannot use slot2. Does not
4174 apply when working around 05000074.
4175 (define_insn_reservation storep_anomaly_05000074): New.
4176 (define_insn_reservation storei): Does not apply when working
4178 (define_insn_reservation storei_anomaly_05000074): New.
4179 (define_attr length): Add dsp32shiftimm case.
4180 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4181 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4182 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4183 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4184 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4186 2009-09-07 Martin Jambor <mjambor@suse.cz>
4189 * tree-sra.c (create_artificial_child_access): Return NULL if
4190 build_ref_for_offset fails.
4191 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4192 and create_artificial_child_access to fail.
4194 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4197 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4198 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4199 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4201 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4203 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4204 block, ensure it has an exit edge. Emit a barrier after a jump.
4206 2009-09-07 Nick Clifton <nickc@redhat.com>
4208 * gcc.c (this_is_linker_script): New variable. Like
4209 this_is_library_file but for the %T constructor.
4210 (end_going_arg): If this_is_linker_script is set then locate the
4211 script and insert a --script switch before it
4212 (do_spec_2): Initialise this_is_linker_script.
4213 (do_spec_1): Likewise. Handle %T construct.
4214 (eval_spec_function): Preserve this_is_linker_script.
4215 * doc/invoke.texi: Document %T construct in spec files.
4216 * config/m32c/m32c.h (LIB_SPEC): Use it.
4218 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4220 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4221 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4222 when volatile flag is set.
4223 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4225 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4228 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4229 (combine_stack_adjustments_for_block): Allow insns between stack
4230 adjustments and stores with corresponding pre-(dec|inc)rement or
4231 pre-modify operation.
4233 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4236 * combine-stack-adj.c (struct csa_memlist): Rename to...
4237 (struct csa_reflist): ... this. Rename mem field to ref.
4238 (free_csa_memlist): Rename to...
4239 (free_csa_reflist): ... this.
4240 (record_one_stack_memref): Rename to...
4241 (record_one_stack_ref): ... this. Handle also REG_P.
4242 (try_apply_stack_adjustment): Handle also REG_P.
4243 (struct record_stack_memrefs_data): Rename to...
4244 (struct record_stack_refs_data): ... this. Rename memlist field to
4246 (record_stack_memrefs): Rename to...
4247 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4248 subexpressions instead of failing when a MEM contains SP references.
4249 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4250 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4252 2009-09-06 Richard Guenther <rguenther@suse.de>
4255 * tree.c (build_array_type): Do not record types marked
4256 with structural equality in the canonical type hashtable.
4258 2009-09-06 Richard Guenther <rguenther@suse.de>
4261 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4263 2009-09-05 Richard Guenther <rguenther@suse.de>
4266 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4268 2009-09-05 Richard Guenther <rguenther@suse.de>
4271 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4273 2009-09-05 Richard Guenther <rguenther@suse.de>
4276 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4277 before comparing function argument types.
4279 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4282 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4285 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4288 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4290 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4291 locators before emit_insn is called.
4293 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4296 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4297 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4298 (reginfo_init): Don't call allocate_reg_info.
4300 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4303 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4304 NONDEBUG_INSN_P instead of INSN_P.
4306 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4309 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4311 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4314 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4315 pattern of the split.
4317 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4319 * toplev.c (process_options): Move setter of flag_var_tracking
4320 before other tests that depend on it. Move down setter of
4321 flag_rename_registers. Don't enable var-tracking-assignments
4322 by default if selective scheduling is enabled. Warn if both
4325 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4327 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4328 comment. Use switch statement to catch overlaps between rtx
4329 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4330 (IS_DECL_CODE): ... here. Remove.
4331 (check_value_is_not_decl): Remove.
4332 (dv_from_decl, dv_from_value): Check after conversion.
4334 2009-09-04 Richard Guenther <rguenther@suse.de>
4337 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4338 after emitting tunks. Move emitting thunks and ctors from ...
4339 (cgraph_optimize): ... here. Remove redundant
4340 cgraph_analyze_functions.
4341 * varasm.c (find_decl_and_mark_needed): Remove no longer
4343 (finish_aliases_1): Adjust check for thunk aliases.
4345 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4347 * config/arm/arm.md (ctzsi2): Added braces
4348 to avoid warning that broke booststrap.
4350 2009-09-04 Martin Jambor <mjambor@suse.cz>
4352 PR tree-optimization/41112
4353 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4354 handle variable-bounded arrays.
4355 (expr_with_var_bounded_array_refs_p): New function.
4356 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4358 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4360 * config/s390/2097.md: Removed two incorrect bypasses.
4361 (z10_fsimpdf): Fixed latency.
4362 (z10_fhex): New insn_reservation.
4363 (z10_floaddf): Fixed latency.
4364 (z10_floadsf): Fixed latency.
4365 (z10_ftrunctf): Fixed latency.
4366 (z10_ftruncdf): Fixed latency.
4367 * config/s390/s390.c (z10_cost): Fixed values.
4368 (s390_adjust_priority): Added z10 path.
4369 * config/s390/s390.md (type): Added fhex.
4370 (*mov<mode>_64dfp): Updated type attribute.
4371 (*mov<mode>_64): Updated type attribute.
4372 (*mov<mode>_31): Updated type attribute.
4373 (*mov<mode>"): Likewise.
4374 * config/s390/2084.md (x_fsimpdf): Updated condition.
4376 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4378 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4379 RTXs in the predicate for operand 1.
4381 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4383 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4384 (rbitsi2): New insn.
4385 (ctzsi2): New expand.
4386 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4388 2009-09-03 Martin Jambor <mjambor@suse.cz>
4390 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4391 (create_artificial_child_access): Use build_ref_for_offset instead
4392 of duplicate_expr_for_different_base.
4393 (propagate_subacesses_accross_link): Likewise.
4395 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4397 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4399 (mips16e_collect_argument_saves): Skip debug instructions.
4400 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4401 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4402 (r10k_insert_cache_barriers): Likewise.
4403 (mips_reorg_process_insns): Likewise.
4405 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4408 * ira.c (update_equiv_reg): Remove check on class likely spill.
4410 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4413 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4414 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4418 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4419 the stack slot if it is passed by invisible reference.
4420 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4421 by invisible reference.
4423 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4425 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4426 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4427 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4429 * config/bfin/sync.md: New file.
4430 * config/bfin/bfin.md: Include it.
4431 (UNSPEC_ATOMIC): New.
4432 (UNSPEC_ONES): Provide a unique number.
4434 From Jie Zhang <jie.zhang@analog.com>:
4435 * config/bfin/bfin.c (ret_regs): New.
4436 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4437 (must_save_rets_p): New.
4438 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4439 current_function_is_leaf.
4440 (do_link): Likewise.
4441 (do_unlink): Likewise.
4442 (expand_interrupt_handler_prologue): Use ret_regs array.
4443 (expand_interrupt_handler_epilogue): Use ret_regs array and
4444 pass return register to gen_return_internal.
4445 (bfin_expand_epilogue): Pass return register to
4446 gen_return_internal.
4447 (bfin_expand_call): Explicitly clobber RETS.
4448 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4449 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4450 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4451 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4453 (return_internal): Take a reg rtx rather than the register number.
4455 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4457 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4458 when comparing against estimated_loop_iterations_int return.
4460 2009-09-03 Richard Guenther <rguenther@suse.de>
4462 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4463 eh_personality_libfunc.
4465 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4467 * tree-parloops.c (separate_decls_in_region): Add space.
4469 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4471 * tree-parloops.c (separate_decls_in_region): Change the condition
4472 checking if there are reductions in the loop.
4474 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4476 PR tree-optimization/38275
4477 * tree-parloops.c (parallelize_loops): Replace profitability condition
4478 for expected number of iterations.
4480 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4482 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4483 (bootstrap-debug): Explain conditions in which it becomes default.
4484 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4487 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4489 * doc/invoke.texi (Optimize Options): Move
4490 -finline-small-functions to the -O2 list.
4492 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4494 * toplev.c (process_options): Enable var-tracking-assignments
4495 by default if var-tracking is enabled.
4497 2009-09-02 David Daney <ddaney@caviumnetworks.com>
4499 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
4501 * emit-rtl.c (prev_nonnote_insn_bb): New function.
4502 * rtl.h (prev_nonnote_insn_bb): Declare it.
4504 2009-09-03 Diego Novillo <dnovillo@google.com>
4506 * cgraph.c (cgraph_node_for_decl): New.
4507 * cgraph.h (cgraph_node_for_decl): Declare.
4508 * tree.c (host_integerp): Return 0 if T is NULL.
4510 2009-09-03 Diego Novillo <dnovillo@google.com>
4512 * tree.h (struct alias_pair): Move from varasm.c.
4513 (alias_pairs): Likewise.
4514 (TYPE_MAXVAL): Define.
4515 (TYPE_MINVAL): Define.
4516 (iterative_hash_host_wide_int): Declare.
4517 (remove_unreachable_alias_pairs): Declare.
4518 * tree-pass.h (pass_ipa_free_lang_data): Declare.
4519 * diagnostic.c (default_diagnostic_starter): Make extern.
4520 (default_diagnostic_finalizer): Make extern.
4521 * diagnostic.h (default_diagnostic_starter): Declare.
4522 (default_diagnostic_finalizer): Declare.
4523 (default_tree_printer): Declare.
4524 * toplev.c (default_tree_printer): Make extern.
4526 2009-09-03 Richard Guenther <rguenther@suse.de>
4527 Diego Novillo <dnovillo@google.com>
4529 * cgraph.c (cgraph_add_new_function): Remove gimplification.
4530 * cgraphunit.c (cgraph_expand_function): Do not emit
4531 associated thunks from here.
4532 (cgraph_emit_thunks): New.
4533 (cgraph_optimize): Call it.
4534 Return if any IPA pass finds an error.
4535 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
4538 2009-09-03 Simon Baldwin <simonb@google.com>
4539 Rafael Espindola <espindola@google.com>
4540 Richard Guenther <rguenther@suse.de>
4541 Doug Kwan <dougkwan@google.com>
4542 Diego Novillo <dnovillo@google.com>
4544 * tree.c: Include tree-pass.h, langhooks-def.h,
4545 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
4546 (free_lang_data_in_type): New.
4547 (need_assembler_name_p): New.
4548 (free_lang_data_in_block): New.
4549 (free_lang_data_in_decl): New.
4550 (struct free_lang_data_d): New.
4551 (add_tree_to_fld_list): New.
4552 (find_decls_types_r): New.
4553 (get_eh_types_for_runtime): New.
4554 (find_decls_types_in_eh_region): New.
4555 (find_decls_types_in_node): New.
4556 (find_decls_types_in_var): New.
4557 (free_lang_data_in_cgraph): New.
4558 (free_lang_data): New.
4559 (gate_free_lang_data): New.
4560 (pass_ipa_free_lang_data): New.
4562 2009-09-03 Diego Novillo <dnovillo@google.com>
4564 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
4565 * langhooks.h (struct lang_hooks): Add field free_lang_data.
4566 (lang_hooks): Remove const qualifier.
4567 * ipa.c (cgraph_remove_unreachable_nodes): Call
4568 remove_unreachable_alias_pairs.
4569 * except.c (add_type_for_runtime): Check if TYPE has
4570 already been converted.
4571 (lookup_type_for_runtime): Likewise.
4572 (check_handled): Handle converted types.
4573 * varasm.c (remove_unreachable_alias_pairs): New.
4574 * gimple.c: Include demangle.h.
4575 (gimple_decl_printable_name): New.
4576 (gimple_fold_obj_type_ref): New.
4577 * gimple.h (gimple_decl_printable_name): Declare.
4578 (gimple_fold_obj_type_ref): Declare.
4579 * passes.c (init_optimization_passes): Add pass
4580 pass_ipa_free_lang_data.
4581 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
4582 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
4584 2009-09-03 Diego Novillo <dnovillo@google.com>
4586 * c-lang.c (lang_hooks): Remove const qualifier.
4588 2009-09-02 Loren James Rittle <ljrittle@acm.org>
4590 * doc/install.texi (*-*-freebsd*): Update target information.
4592 2009-09-02 Anatoly Sokolov <aesok@post.ru>
4594 * hard-reg-set.h (call_fixed_regs): Remove.
4595 * reginfo.c (call_fixed_regs): Remove.
4596 (init_reg_sets_1): Remove initialization of call_fixed_regs.
4597 (globalize_reg): Don't use call_fixed_regs.
4598 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
4601 2009-09-01 Michael Matz <matz@suse.de>
4603 * expr.h (emit_storent_insn, expand_expr_real_1,
4604 expand_expr_real_2): Declare.
4605 * expr.c (emit_storent_insn, expand_expr_real_1,
4606 expand_expr_real_2): Export.
4607 (store_expr): Setting and evaluating dont_return_target is useless.
4608 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
4609 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
4610 * except.c (expand_resx_expr): Rename to ...
4611 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
4612 * except.h (expand_resx_stmt): Declare.
4613 * stmt.c: Add include gimple.h
4614 (expand_asm_expr): Rename to ...
4615 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
4616 (expand_case): Rewrite to take gimple statement.
4617 * tree.h (expand_asm_stmt): Declare.
4618 (expand_case): Change prototype.
4619 * Makefile.in (stmt.o): Depend on gimple.h.
4620 * builtins.c (expand_builtin_synchronize): Build gimple asm
4621 statement, not an ASM_EXPR.
4622 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
4623 gimple_to_tree, release_stmt_tree): Remove.
4624 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
4625 ggc_free, but hold comparison code and operands separately.
4626 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
4627 (expand_call_stmt, expand_gimple_stmt_1,
4628 expand_gimple_stmt): New helpers.
4629 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
4630 release_stmt_tree. Call expand_gimple_stmt instead.
4631 (expand_gimple_basic_block): Ditto.
4633 * calls.c (emit_call_1): Don't look at EH regions here, make
4634 fntree parameter useless.
4635 (expand_call): New local rettype for TREE_TYPE(exp), use it
4636 throughout. Remove local p, use addr instead.
4637 Don't look at EH regions here.
4639 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
4641 * doc/invoke.texi (-fsched-pressure): Document it.
4642 (-fsched-reg-pressure-heuristic): Remove it.
4644 * reload.c (ira.h): Include.
4645 (find_reloads): Add choosing reload on number of small spilled
4648 * haifa-sched.c (ira.h): Include.
4649 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
4650 saved_reg_pressure, curr_reg_live, saved_reg_live,
4651 region_ref_regs): New variables.
4652 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
4653 initiate_reg_pressure_info, setup_ref_regs,
4654 initiate_bb_reg_pressure_info, save_reg_pressure,
4655 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
4657 (setup_insn_reg_pressure_info): New function.
4658 (rank_for_schedule): Add pressure checking and insn issue time.
4659 Remove comparison of insn reg weights.
4660 (ready_sort): Set insn reg pressure info.
4661 (update_register_pressure, setup_insn_max_reg_pressure,
4662 update_reg_and_insn_max_reg_pressure,
4663 sched_setup_bb_reg_pressure_info): New functions.
4664 (schedule_insn): Add code for printing and updating reg pressure info.
4665 (find_set_reg_weight, find_insn_reg_weight): Remove.
4666 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
4667 (debug_ready_list): Print reg pressure info.
4668 (schedule_block): Ditto. Check insn issue time.
4669 (sched_init): Set up sched_pressure_p. Allocate and set up some
4670 reg pressure related info.
4671 (sched_finish): Free some reg pressure related info.
4672 (fix_tick_ready): Make insn always ready if pressure_p.
4673 (init_h_i_d): Don't call find_insn_reg_weight.
4674 (haifa_finish_h_i_d): Free insn reg pressure info.
4676 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4677 ira_memory_move_cost, ira_class_hard_regs,
4678 ira_class_hard_regs_num, ira_no_alloc_regs,
4679 ira_available_class_regs, ira_reg_class_cover_size,
4680 ira_reg_class_cover, ira_class_translate): Move to ira.h.
4682 * ira-lives.c (single_reg_class): Check mode to find how many
4683 registers are necessary for operand.
4684 (ira_implicitly_set_insn_hard_regs): New.
4686 * common.opt (fsched-pressure): New options.
4687 (fsched-reg-pressure-heuristic): Remove.
4689 * ira.c (setup_eliminable_regset): Rename to
4690 ira_setup_eliminable_regset. Make it external.
4691 (expand_reg_info): Pass cover class to setup_reg_classes.
4692 (ira): Call resize_reg_info instead of allocate_reg_info.
4694 * sched-deps.c: Include ira.h.
4695 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
4696 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
4697 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
4698 mark_insn_hard_regno_birth, mark_insn_reg_birth,
4699 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
4700 mark_insn_reg_store, mark_insn_reg_clobber,
4701 setup_insn_reg_pressure_info): New.
4702 (sched_analyze_1): Update implicit_reg_pending_uses.
4703 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
4704 Use them to create dependencies. Set insn reg uses and pressure
4705 info. Process reg_pending_uses in one place.
4706 (free_deps): Free implicit sets.
4707 (remove_from_deps): Remove implicit sets if necessary. Check
4708 implicit sets when clearing reg_last_in_use.
4709 (init_deps_global): Clear implicit_reg_pending_clobbers and
4710 implicit_reg_pending_uses.
4712 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4713 ira_memory_move_cost, ira_class_hard_regs,
4714 ira_class_hard_regs_num, ira_no_alloc_regs,
4715 ira_available_class_regs, ira_reg_class_cover_size,
4716 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
4717 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
4718 ira_implicitly_set_insn_hard_regs): New prototypes.
4720 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
4721 cost_elements_num): New variables.
4722 (allocno_costs, total_costs): Rename to costs and
4723 total_allocno_costs.
4724 (COSTS_OF_ALLOCNO): Rename to COSTS.
4725 (allocno_pref): Rename to pref.
4726 (allocno_pref_buffer): Rename to pref_buffer.
4727 (common_classes): Rename to regno_cover_class.
4729 (record_reg_classes): Set allocno attributes only if allocno_p.
4730 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
4731 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
4732 and COSTS_OF_ALLOCNO.
4733 (print_costs): Rename to print_allocno_costs.
4734 (print_pseudo_costs): New.
4735 (process_bb_node_for_costs): Split into 2 functions with new
4736 function process_bb_for_costs. Pass BB to process_bb_for_costs.
4737 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
4738 new parameter dump_file. Use cost_elements_num instead of
4739 ira_allocnos_num. Make one iteration if preferred classes were
4740 already calculated for scheduler. Make 2 versions of code
4741 depending on allocno_p.
4742 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
4743 regno_cover_class and COSTS instead of common_classes and
4745 (init_costs, finish_costs): New.
4746 (ira_costs): Set up allocno_p and cost_elements_num. Call
4747 init_costs and finish_costs.
4748 (ira_set_pseudo_classes): New.
4750 * rtl.h (allocate_reg_info): Remove.
4751 (resize_reg_info): Change return type.
4752 (reg_cover_class): New.
4753 (setup_reg_classes): Add new parameter.
4755 * sched-int.h (struct deps_reg): New member implicit_sets.
4756 (sched_pressure_p, sched_regno_cover_class): New external definitions.
4757 (INCREASE_BITS): New macro.
4758 (struct reg_pressure_data, struct reg_use_data): New.
4759 (struct _haifa_insn_data): Remove reg_weight. Add members
4760 reg_pressure, reg_use_list, reg_set_list, and
4761 reg_pressure_excess_cost_change.
4762 (struct deps): New member implicit_sets.
4763 (pressure_p): New variable.
4764 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
4765 (struct reg_pressure_data, struct reg_use_data): New.
4766 (INSN_REG_WEIGHT): Remove.
4767 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
4768 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
4769 (sched_init_region_reg_pressure_info,
4770 sched_setup_bb_reg_pressure_info): New prototypes.
4772 * reginfo.c (struct reg_pref): New member coverclass.
4773 (reg_cover_class): New function.
4774 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
4775 (reg_info_size): New variable.
4776 (allocate_reg_info): Make static. Setup reg_info_size.
4777 (resize_reg_info): Use reg_info_size. Return flag of resizing.
4778 (setup_reg_classes): Add a new parameter. Setup cover class too.
4780 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
4783 * sched-rgn.c (deps_join): Set up implicit_sets.
4784 (schedule_region): Set up region and basic blocks pressure
4787 * passes.c (init_optimization_passes): Move
4788 pass_subregs_of_mode_init before pass_sched.
4790 2009-09-02 Martin Jambor <mjambor@suse.cz>
4792 * tree-sra.c (struct access): New field grp_hint.
4793 (dump_access): Dump grp_hint.
4794 (sort_and_splice_var_accesses): Set grp_hint if a group is read
4796 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
4797 those which have been specifically read and somehow written to.
4798 (propagate_subacesses_accross_link): Set grp_hint of right child and
4799 also possibly of the left child.
4801 2009-09-02 Jakub Jelinek <jakub@redhat.com>
4803 * tree-object-size.c (addr_object_size): Always use object_size_type
4804 0 or 2 when determining the pointer pointed object size.
4806 2009-09-02 Richard Guenther <rguenther@suse.de>
4809 2009-08-31 Richard Guenther <rguenther@suse.de>
4811 * builtins.c (fold_builtin_memory_op): Use the alias oracle
4812 to query if the memory regions for memmove overlap.
4813 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
4814 asserts on pointers, instead deal with odd trees.
4815 (ptr_derefs_may_alias_p): Likewise.
4816 (refs_may_alias_p_1): Constructor bases also never alias.
4818 2009-08-01 Christian Bruel <christian.bruel@st.com>
4821 2009-07-31 Christian Bruel <christian.bruel@st.com>
4822 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
4824 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
4826 * doc/invoke.texi (-fvar-tracking-assignments): New.
4827 (-fvar-tracking-assignments-toggle): New.
4828 (-fdump-final-insns=file): Mark filename as optional.
4829 (--param min-nondebug-insn-uid): New.
4830 (-gdwarf-@{version}): Mention version 4.
4831 * opts.c (common_handle_option): Accept it.
4832 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
4833 * regrename.c (regrename_optimize): Drop last. Don't count debug
4834 insns as uses. Don't reject change because of debug insn.
4835 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
4836 from the chain starter, and check for inexact matches in DEBUG_INSNS.
4837 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
4838 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
4839 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
4840 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
4841 * doc/gimple.texi (is_gimple_debug): New.
4842 (gimple_debug_bind_p): New.
4843 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
4844 * doc/install.texi (bootstrap-debug): More details.
4845 (bootstrap-debug-big, bootstrap-debug-lean): Document.
4846 (bootstrap-debug-lib): More details.
4847 (bootstrap-debug-ckovw): Update.
4848 (bootstrap-time): New.
4849 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
4850 (insert_phi_nodes_for): Insert debug stmts.
4851 (rewrite_stmt): Take iterator. Insert debug stmts.
4852 (rewrite_enter_block): Adjust.
4853 (maybe_replace_use_in_debug_stmt): New.
4854 (rewrite_update_stmt): Use it.
4855 (mark_use_interesting): Return early for debug stmts.
4856 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
4857 stmts before replacing stmt.
4858 (move_computations_stmt): Likewise.
4859 * ira-conflicts.c (add_copies): Skip debug insns.
4860 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
4861 (regstat_bb_compute_ri): Skip debug insns.
4862 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
4863 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
4864 check_loop_closed_ssa_stmt): Skip debug stmts.
4865 * tree-tailcall.c (find_tail_calls): Likewise.
4866 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
4867 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
4868 (build_var_debug_value_stat): Declare.
4869 (build_var_debug_value): Define.
4870 (target_for_debug_bind): Declare.
4871 * reload.c (find_equiv_reg): Skip debug insns.
4872 * rtlanal.c (reg_used_between_p): Skip debug insns.
4873 (side_effects_p): Likewise.
4874 (canonicalize_condition): Likewise.
4875 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
4876 insns never depend on debug insns.
4877 (create_ddg_dep_no_link): Likewise.
4878 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
4879 Don't add inter-loop dependencies for debug insns.
4880 (build_intra_loop_deps): Likewise.
4881 (create_ddg): Count debug insns.
4882 * ddg.h (struct ddg::num_debug): New.
4883 (num_backargs): Pair up with previous int field.
4884 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
4885 -fcompare-debug-second.
4886 * final.c (get_attr_length_1): Skip debug insns.
4887 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
4888 * gcc.c (invoke_as): Call compare-debug-dump-opt.
4889 (driver_self_specs): Map -fdump-final-insns to
4890 -fdump-final-insns=..
4891 (get_local_tick): New.
4892 (compare_debug_dump_opt_spec_function): Test for . argument and
4893 compute output name. Compute temp output spec without flag name.
4894 Compute -frandom-seed.
4895 (OPT): Undef after use.
4896 * cfgloopanal.c (num_loop_insns): Skip debug insns.
4897 (average_num_loop_insns): Likewise.
4898 * params.h (MIN_NONDEBUG_INSN_UID): New.
4899 * gimple.def (GIMPLE_DEBUG): New.
4900 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
4901 * auto-inc-dec.c (merge_in_block): Skip debug insns.
4902 (merge_in_block): Fix whitespace.
4903 * toplev.c (flag_var_tracking): Update comment.
4904 (flag_var_tracking_assignments): New.
4905 (flag_var_tracking_assignments_toggle): New.
4906 (process_options): Don't open final insns dump file if we're not
4907 going to write to it. Compute defaults for var_tracking.
4908 * df-scan.c (df_insn_rescan_debug_internal): New.
4909 (df_uses_record): Handle debug insns.
4910 * haifa-sched.c (ready): Initialize n_debug.
4911 (contributes_to_priority): Skip debug insns.
4912 (dep_list_size): New.
4914 (rank_for_schedule): Likewise. Schedule debug insns as soon as
4915 they're ready. Disregard previous debug insns to make decisions.
4916 (queue_insn): Never queue debug insns.
4917 (ready_add, ready_remove_first, ready_remove): Count debug insns.
4918 (schedule_insn): Don't reject debug insns because of issue rate.
4919 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
4920 (queue_to_ready): Skip and discount debug insns.
4921 (choose_ready): Let debug insns through.
4922 (schedule_block): Check boundary debug insns. Discount debug
4923 insns, schedule them early. Adjust whitespace.
4924 (set_priorities): Check for boundary debug insns.
4925 (add_jump_dependencies): Use dep_list_size.
4926 (prev_non_location_insn): New.
4927 (check_cfg): Use it.
4928 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
4930 (remove_unused_ivs): Reset debug stmts.
4931 * modulo-sched.c (const_iteration_count): Skip debug insns.
4932 (res_MII): Discount debug insns.
4933 (loop_single_full_bb_p): Skip debug insns.
4934 (sms_schedule): Likewise.
4935 (sms_schedule_by_order): Likewise.
4936 (ps_has_conflicts): Likewise.
4937 * caller-save.c (refmarker_fn): New.
4938 (save_call_clobbered_regs): Replace regs with saved mem in
4940 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
4941 Call refmarker_fn mark for hardregnos.
4942 (mark_reg_as_referenced): New.
4943 (replace_reg_with_saved_mem): New.
4944 * ipa-pure-const.c (check_stmt): Skip debug stmts.
4945 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
4947 (cse_extended_basic_block): Skip debug insns.
4948 (count_reg_usage): Likewise.
4949 (is_dead_reg): New, split out of...
4950 (set_live_p): ... here.
4951 (insn_live_p): Use it for debug insns.
4952 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
4953 (execute_optimize_stdarg): Likewise.
4954 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
4955 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
4956 changes in debug stmts as changes.
4957 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
4958 (moveup_expr): Don't move across debug insns. Don't move
4959 debug insn if it would create a bookkeeping block.
4960 (moveup_expr_cached): Don't use cache for debug insns that
4961 are heads of blocks.
4962 (compute_av_set_inside_bb): Skip debug insns.
4963 (sel_rank_for_schedule): Schedule debug insns first. Remove
4965 (block_valid_for_bookkeeping_p); Support lax searches.
4966 (create_block_for_bookkeeping): Adjust block numbers when
4967 encountering debug-only blocks.
4968 (find_place_for_bookkeeping): Deal with debug-only blocks.
4969 (generate_bookkeeping_insn): Accept no place to insert.
4970 (remove_temp_moveop_nops): New argument full_tidying.
4971 (prepare_place_to_insert): Deal with debug insns.
4972 (advance_state_on_fence): Debug insns don't start cycles.
4973 (update_boundaries): Take fence as argument. Deal with
4975 (schedule_expr_on_boundary): No full_tidying on debug insns.
4976 (fill_insns): Deal with debug insns.
4977 (track_scheduled_insns_and_blocks): Don't count debug insns.
4978 (need_nop_to_preserve_insn_bb): New, split out of...
4979 (remove_insn_from_stream): ... this.
4980 (fur_orig_expr_not_found): Skip debug insns.
4981 * rtl.def (VALUE): Move up.
4983 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
4984 (nearest_common_dominator_of_uses): Take debug_stmts argument.
4985 Set it if debug stmts are found.
4986 (statement_sink_location): Skip debug stmts. Propagate
4987 moving defs into debug stmts.
4988 * ifcvt.c (first_active_insn): Skip debug insns.
4989 (last_active_insns): Likewise.
4990 (cond_exec_process_insns): Likewise.
4991 (noce_process_if_block): Likewise.
4992 (check_cond_move_block): Likewise.
4993 (cond_move_convert_if_block): Likewise.
4994 (block_jumps_and_fallthru_p): Likewise.
4995 (dead_or_predicable): Likewise.
4996 * dwarf2out.c (debug_str_hash_forced): New.
4997 (find_AT_string): Add comment.
4998 (gen_label_for_indirect_string): New.
4999 (get_debug_string_label): New.
5000 (AT_string_form): Use it.
5001 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5002 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5003 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5004 several operations that cannot be represented with DWARF opcodes.
5005 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5006 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5007 (dwarf2out_var_location): Take during-call mark into account.
5008 (output_indirect_string): Update comment. Output if there are
5009 label and references.
5010 (prune_indirect_string): New.
5011 (prune_unused_types): Call it if debug_str_hash_forced.
5012 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5013 (dw_long_long_const): Remove.
5014 (struct dw_val_struct): Change val_long_long type to rtx.
5015 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5016 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5017 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5018 component instead of HOST_BITS_PER_LONG.
5019 (output_loc_operands): Likewise. For const8* assert
5020 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5021 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5022 rather than HOST_BITS_PER_LONG is >= 64.
5023 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5025 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5026 HOST_BITS_PER_LONG for dw_val_class_long_long.
5027 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5028 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5029 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5031 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5032 Handle DW_OP_implicit_value.
5033 (extract_int): Move prototype earlier.
5034 (mem_loc_descriptor): For SUBREG punt if inner
5035 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5036 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5037 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5038 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5039 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5040 instead of Pmode size.
5041 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5042 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5043 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5044 (concat_loc_descriptor, concatn_loc_descriptor,
5045 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5046 (add_location_or_const_value_attribute): Likewise. For single
5047 location loc_lists attempt to use add_const_value_attribute
5048 for constant decls. Add DW_AT_const_value even if
5049 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5051 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5052 (control_flow_insn_p): Likewise.
5053 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5054 (separate_decls_in_region_debug_bind): New.
5055 (separate_decls_in_region): Process debug bind stmts afterwards.
5056 * recog.c (verify_changes): Handle debug insns.
5057 (extract_insn): Likewise.
5058 (peephole2_optimize): Skip debug insns.
5059 * dse.c (scan_insn): Skip debug insns.
5060 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5062 (setup_id_for_insn): Handle debug insns.
5063 (maybe_tidy_empty_bb): Adjust whitespace.
5064 (tidy_control_flow): Skip debug insns.
5065 (sel_remove_insn): Adjust for debug insns.
5066 (sel_estimate_number_of_insns): Skip debug insns.
5067 (create_insn_rtx_from_pattern): Handle debug insns.
5068 (create_copy_of_insn_rtx): Likewise.
5069 * sel-sched-.h (sel_bb_end): Declare.
5070 (sel_bb_empty_or_nop_p): New.
5071 (get_all_loop_exits): Use it.
5072 (_eligible_successor_edge_p): Likewise.
5073 (return_nop_to_pool): Adjust.
5074 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5075 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5076 * gimple-pretty-print.c (dump_gimple_debug): New.
5077 (dump_gimple_stmt): Use it.
5078 (dump_bb_header): Skip gimple debug stmts.
5079 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5080 (fixup_match_2): Likewise.
5081 (regmove_backward_pass): Likewise. Simplify combined
5082 replacement. Handle debug insns.
5083 * function.c (instantiate_virtual_regs): Handle debug insns.
5084 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5085 * print-rtl.h: Include cselib.h.
5086 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5087 * df.h (df_inns_rescan_debug_internal): Declare.
5088 * gcse.c (alloc_hash_table): Estimate n_insns.
5089 (cprop_insn): Don't regard debug insns as changes.
5090 (bypass_conditional_jumps): Skip debug insns.
5091 (one_pre_gcse_pass): Adjust.
5092 (one_code_hoisting_pass): Likewise.
5093 (compute_ld_motion_mems): Skip debug insns.
5094 (one_cprop_pass): Adjust.
5095 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5096 (if_convertible_stmt_p): Handle debug stmts.
5097 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5098 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5099 * ira-build.c (create_bb_allocnos): Skip debug insns.
5100 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5101 (has_single_use): Likewise.
5102 (single_imm_use): Likewise.
5103 (num_imm_uses): Likewise.
5104 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5105 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5106 (create_outofssa_var_map): Likewise.
5107 * lower-subreg.c (adjust_decomposed_uses): New.
5108 (resolve_debug): New.
5109 (decompose_multiword_subregs): Use it.
5110 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5111 * emit-rtl.c: Include params.h.
5112 (cur_debug_insn_uid): Define.
5113 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5114 (copy_rtx_if_shared_1): Handle debug insns.
5115 (reset_used_flags): Likewise.
5116 (set_used_flags): LIkewise.
5117 (get_max_insn_count): New.
5118 (next_nondebug_insn): New.
5119 (prev_nondebug_insn): New.
5120 (make_debug_insn_raw): New.
5121 (emit_insn_before_noloc): Handle debug insns.
5122 (emit_jump_insn_before_noloc): Likewise.
5123 (emit_call_insn_before_noloc): Likewise.
5124 (emit_debug_insn_before_noloc): New.
5125 (emit_insn_after_noloc): Handle debug insns.
5126 (emit_jump_insn_after_noloc): Likewise.
5127 (emit_call_insn_after_noloc): Likewise.
5128 (emit_debug_insn_after_noloc): Likewise.
5129 (emit_insn_after): Take loc from earlier non-debug insn.
5130 (emit_jump_insn_after): Likewise.
5131 (emit_call_insn_after): Likewise.
5132 (emit_debug_insn_after_setloc): New.
5133 (emit_debug_insn_after): New.
5134 (emit_insn_before): Take loc from later non-debug insn.
5135 (emit_jump_insn_before): Likewise.
5136 (emit_call_insn_before): Likewise.
5137 (emit_debug_insn_before_setloc): New.
5138 (emit_debug_insn_before): New.
5139 (emit_insn): Handle debug insns.
5140 (emit_debug_insn): New.
5141 (emit_jump_insn): Handle debug insns.
5142 (emit_call_insn): Likewise.
5144 (init_emit): Take min-nondebug-insn-uid into account.
5145 Initialize cur_debug_insn_uid.
5146 (emit_copy_of_insn_after): Handle debug insns.
5147 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5148 location of single rhs in place.
5149 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5150 (floor_sdiv_adjust): New.
5151 (cell_sdiv_adjust): New.
5152 (cell_udiv_adjust): New.
5153 (round_sdiv_adjust): New.
5154 (round_udiv_adjust): New.
5155 (wrap_constant): Moved from cselib.
5156 (unwrap_constant): New.
5157 (expand_debug_expr): New.
5158 (expand_debug_locations): New.
5159 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5161 (gimple_expand_cfg): Expand debug locations.
5162 * cselib.c: Include tree-pass.h.
5163 (struct expand_value_data): New.
5164 (cselib_record_sets_hook): New.
5165 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5166 (cselib_clear_table): Move, and implemnet in terms of...
5167 (cselib_reset_table_with_next_value): ... this.
5168 (cselib_get_next_unknown_value): New.
5169 (discard_useless_locs): Don't discard preserved values.
5170 (cselib_preserve_value): New.
5171 (cselib_preserved_value_p): New.
5172 (cselib_preserve_definitely): New.
5173 (cselib_clear_preserve): New.
5174 (cselib_preserve_only_values): New.
5175 (new_cselib_val): Take rtx argument. Dump it in details.
5176 (cselib_lookup_mem): Adjust.
5177 (expand_loc): Take regs_active in struct. Adjust. Silence
5178 dumps unless details are requested.
5179 (cselib_expand_value_rtx_cb): New.
5180 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5181 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5182 without details. Copy more subregs. Try to resolve values
5183 using a callback. Wrap constants.
5184 (cselib_subst_to_values): Adjust.
5185 (cselib_log_lookup): New.
5186 (cselib_lookup): Call it.
5187 (cselib_invalidate_regno): Don't count preserved values as useless.
5188 (cselib_invalidate_mem): Likewise.
5189 (cselib_record_set): Likewise.
5190 (struct set): Renamed to cselib_set, moved to cselib.h.
5191 (cselib_record_sets): Adjust. Call hook.
5192 (cselib_process_insn): Reset table when it would be cleared.
5193 (dump_cselib_val): New.
5194 (dump_cselib_table): New.
5195 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5196 (remove_forwarder_block): Support moving debug stmts.
5197 * cselib.h (cselib_record_sets_hook): Declare.
5198 (cselib_expand_callback): New type.
5199 (cselib_expand_value_rtx_cb): Declare.
5200 (cselib_reset_table_with_next_value): Declare.
5201 (cselib_get_next_unknown_value): Declare.
5202 (cselib_preserve_value): Declare.
5203 (cselib_preserved_value_p): Declare.
5204 (cselib_preserve_only_values): Declare.
5205 (dump_cselib_table): Declare.
5206 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5207 (try_crossjump_to_edge): Likewise.
5208 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5209 dominated blocks when debug stmts are present.
5210 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5211 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5212 (set_var_live_on_entry): Likewise.
5213 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5214 * cfglayout.c (curr_location, last_location): Make static.
5215 (set_curr_insn_source_location): Don't avoid bouncing.
5216 (get_curr_insn_source_location): New.
5217 (get_curr_insn_block): New.
5218 (duplicate_insn_chain): Handle debug insns.
5219 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5221 * common.opt (fcompare-debug): Move to sort order.
5222 (fdump-unnumbered-links): Likewise.
5223 (fvar-tracking-assignments): New.
5224 (fvar-tracking-assignments-toggle): New.
5225 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5226 because of debug stmts.
5227 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5228 (eliminate_unnecessary_stmts): Walk dominated blocks before
5230 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5231 * ira.c (memref_used_between_p): Skip debug insns.
5232 (update_equiv_regs): Likewise.
5233 * sched-deps.c (sd_lists_size): Accept empty list.
5234 (sd_init_insn): Mark debug insns.
5235 (sd_finish_insn): Unmark them.
5236 (sd_add_dep): Reject non-debug deps on debug insns.
5237 (fixup_sched_groups): Give debug insns group treatment.
5239 (sched_analyze_reg): Don't mark debug insns for sched before call.
5240 (sched_analyze_2): Handle debug insns.
5241 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5243 (deps_analyze_insn): Handle debug insns.
5244 (deps_start_bb): Skip debug insns.
5245 (init_deps): Initialize last_debug_insn.
5246 * tree-ssa.c (target_for_debug_bind): New.
5247 (find_released_ssa_name): New.
5248 (propagate_var_def_into_debug_stmts): New.
5249 (propagate_defs_into_debug_stmts): New.
5250 (verify_ssa): Skip debug bind stmts without values.
5251 (warn_uninialized_vars): Skip debug stmts.
5252 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5253 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5254 (rtx_equal_p): Likewise.
5255 * ira-costs.c (scan_one_insn): Skip debug insns.
5256 (process_bb_node_for_hard_reg_moves): Likewise.
5257 * rtl.h (DEBUG_INSN_P): New.
5258 (NONDEBUG_INSN_P): New.
5259 (MAY_HAVE_DEBUG_INSNS): New.
5260 (INSN_P): Accept debug insns.
5261 (RTX_FRAME_RELATED_P): Likewise.
5262 (INSN_DELETED_P): Likewise
5263 (PAT_VAR_LOCATION_DECL): New.
5264 (PAT_VAR_LOCATION_LOC): New.
5265 (PAT_VAR_OCATION_STATUS): New.
5266 (NOTE_VAR_LOCATION_DECL): Reimplement.
5267 (NOTE_VAR_LOCATION_LOC): Likewise.
5268 (NOTE_VAR_LOCATION_STATUS): Likewise.
5269 (INSN_VAR_LOCATION): New.
5270 (INSN_VAR_LOCATION_DECL): New.
5271 (INSN_VAR_LOCATION_LOC): New.
5272 (INSN_VAR_LOCATION_STATUS): New.
5273 (gen_rtx_UNKNOWN_VAR_LOC): New.
5274 (VAR_LOC_UNKNOWN_P): New.
5275 (NOTE_DURING_CALL_P): New.
5276 (SCHED_GROUP_P): Accept debug insns.
5277 (emit_debug_insn_before): Declare.
5278 (emit_debug_insn_before_noloc): Declare.
5279 (emit_debug_insn_beore_setloc): Declare.
5280 (emit_debug_insn_after): Declare.
5281 (emit_debug_insn_after_noloc): Declare.
5282 (emit_debug_insn_after_setloc): Declare.
5283 (emit_debug_insn): Declare.
5284 (make_debug_insn_raw): Declare.
5285 (prev_nondebug_insn): Declare.
5286 (next_nondebug_insn): Declare.
5287 (delegitimize_mem_from_attrs): Declare.
5288 (get_max_insn_count): Declare.
5289 (wrap_constant): Declare.
5290 (unwrap_constant): Declare.
5291 (get_curr_insn_source_location): Declare.
5292 (get_curr_insn_block): Declare.
5293 * tree-inline.c (insert_debug_decl_map): New.
5294 (processing_debug_stmt): New.
5295 (remap_decl): Don't create new mappings in debug stmts.
5296 (remap_gimple_op_r): Don't add references in debug stmts.
5297 (copy_tree_body_r): Likewise.
5298 (remap_gimple_stmt): Handle debug bind stmts.
5299 (copy_bb): Skip debug stmts.
5300 (copy_edges_for_bb): Likewise.
5301 (copy_debug_stmt): New.
5302 (copy_debug_stmts): New.
5303 (copy_body): Copy debug stmts at the end.
5304 (insert_init_debug_bind): New.
5305 (insert_init_stmt): Take id. Skip and emit debug stmts.
5306 (setup_one_parameter): Remap variable earlier, register debug mapping.
5307 (estimate_num_insns): Skip debug stmts.
5308 (expand_call_inline): Preserve debug_map.
5309 (optimize_inline_calls): Check for no debug_stmts left-overs.
5310 (unsave_expr_now): Preserve debug_map.
5311 (copy_gimple_seq_and_replace_locals): Likewise.
5312 (tree_function_versioning): Check for no debug_stmts left-overs.
5313 Init and destroy debug_map as needed. Split edges unconditionally.
5314 (build_duplicate_type): Init and destroy debug_map as needed.
5315 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5316 (struct copy_body_data): Add debug_stmts and debug_map.
5317 * sched-int.h (struct ready_list): Add n_debug.
5318 (struct deps): Add last_debug_insn.
5319 (DEBUG_INSN_SCHED_P): New.
5320 (BOUNDARY_DEBUG_INSN_P): New.
5321 (SCHEDULE_DEBUG_INSN_P): New.
5322 (sd_iterator_cond): Accept empty list.
5323 * combine.c (create_log_links): Skip debug insns.
5324 (combine_instructions): Likewise.
5325 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5326 return value is always unshared.
5327 (struct rtx_subst_pair): New.
5328 (auto_adjust_pair): New.
5329 (propagate_for_debug_subst): New.
5330 (propagate_for_debug): New.
5331 (try_combine): Skip debug insns. Propagate removed defs into
5333 (next_nonnote_nondebug_insn): New.
5334 (distribute_notes): Use it. Skip debug insns.
5335 (distribute_links): Skip debug insns.
5336 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5337 * resource.c (mark_target_live_regs): Likewise.
5338 * var-tracking.c: Include cselib.h and target.h.
5339 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5341 (micro_operation_type_name): New.
5342 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5343 (struct micro_operation_def): Update comments.
5344 (decl_or_value): New type. Use instead of decls.
5345 (struct emit_note_data_def): Add vars.
5346 (struct attrs_def): Use decl_or_value.
5347 (struct variable_tracking_info_def): Add permp, flooded.
5348 (struct location_chain_def): Update comment.
5349 (struct variable_part_def): Use decl_or_value.
5350 (struct variable_def): Make var_part a variable length array.
5352 (scratch_regs): New.
5353 (cselib_hook_called): New.
5354 (dv_is_decl_p): New.
5355 (dv_is_value_p): New.
5358 (dv_as_opaque): New.
5359 (dv_onepart_p): New.
5361 (IS_DECL_CODE): New.
5362 (check_value_is_not_decl): New.
5363 (dv_from_decl): New.
5364 (dv_from_value): New.
5365 (dv_htab_hash): New.
5366 (variable_htab_hash): Use it.
5367 (variable_htab_eq): Support values.
5368 (variable_htab_free): Free from the right pool.
5369 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5370 (attrs_list_union): Adjust.
5371 (attrs_list_mpdv_union): New.
5372 (tie_break_pointers): New.
5373 (canon_value_cmp): New.
5374 (unshare_variable): Return possibly-modified slot.
5375 (vars_copy_1): Adjust.
5376 (var_reg_decl_set): Adjust. Split out of...
5377 (var_reg_set): ... this.
5378 (get_init_value): Adjust.
5379 (var_reg_delete_and_set): Adjust.
5380 (var_reg_delete): Adjust.
5381 (var_regno_delete): Adjust.
5382 (var_mem_decl_set): Split out of...
5383 (var_mem_set): ... this.
5384 (var_mem_delete_and_set): Adjust.
5385 (var_mem_delete): Adjust.
5389 (variable_union): Adjust. Speed up merge of 1-part vars.
5390 (variable_canonicalize): Use unshared slot.
5391 (VALUED_RECURSED_INTO): New.
5392 (find_loc_in_1pdv): New.
5393 (struct dfset_merge): New.
5394 (insert_into_intersection): New.
5395 (intersect_loc_chains): New.
5397 (canonicalize_loc_order_check): New.
5398 (canonicalize_values_mark): New.
5399 (canonicalize_values_star): New.
5400 (variable_merge_over_cur): New.
5401 (variable_merge_over_src): New.
5402 (dataflow_set_merge): New.
5403 (dataflow_set_equiv_regs): New.
5404 (remove_duplicate_values): New.
5405 (struct dfset_post_merge): New.
5406 (variable_post_merge_new_vals): New.
5407 (variable_post_merge_perm_vals): New.
5408 (dataflow_post_merge_adjust): New.
5409 (find_mem_expr_in_1pdv): New.
5410 (dataflow_set_preserve_mem_locs): New.
5411 (dataflow_set_remove_mem_locs): New.
5412 (dataflow_set_clear_at_call): New.
5413 (onepart_variable_different_p): New.
5414 (variable_different_p): Use it.
5415 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5416 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5418 (track_loc_p): Pass it true.
5419 (struct count_use_info): New.
5420 (find_use_val): New.
5421 (replace_expr_with_values): New.
5423 (use_type): New, partially split out of...
5424 (count_uses): ... this. Count new micro-ops.
5425 (count_uses_1): Adjust.
5426 (count_stores): Adjust.
5427 (count_with_sets): New.
5428 (VAL_NEEDS_RESOLUTION): New.
5429 (VAL_HOLDS_TRACK_EXPR): New.
5430 (VAL_EXPR_IS_COPIED): New.
5431 (VAL_EXPR_IS_CLOBBERED): New.
5432 (add_uses): Adjust. Generate new micro-ops.
5433 (add_uses_1): Adjust.
5434 (add_stores): Generate new micro-ops.
5435 (add_with_sets): New.
5436 (find_src_status): Adjust.
5437 (find_src_set_src): Adjust.
5438 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5439 Handle new micro-ops. Canonicalize value equivalances.
5440 (vt_find_locations): Compute total size of hash tables for
5441 dumping. Perform merge for var-tracking-assignments. Don't
5442 disregard single-block loops.
5443 (dump_attrs_list): Handle decl_or_value.
5444 (dump_variable): Take variable. Deal with decl_or_value.
5445 (dump_variable_slot): New.
5446 (dump_vars): Use it.
5447 (dump_dataflow_sets): Adjust.
5448 (set_slot_part): New, extended to support one-part variables
5449 after splitting out of...
5450 (set_variable_part): ... this.
5451 (clobber_slot_part): New, split out of...
5452 (clobber_variable_part): ... this.
5453 (delete_slot_part): New, split out of...
5454 (delete_variable_part): .... this.
5455 (check_wrap_constant): New.
5456 (vt_expand_loc_callback): New.
5457 (vt_expand_loc): New.
5458 (emit_note_insn_var_location): Adjust. Handle values. Handle
5459 EMIT_NOTE_AFTER_CALL_INSN.
5460 (emit_notes_for_differences_1): Adjust. Handle values.
5461 (emit_notes_for_differences_2): Likewise.
5462 (emit_notes_for_differences): Adjust.
5463 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5464 Adjust. Handle new micro-ops.
5465 (vt_add_function_parameters): Adjust. Create and bind values.
5466 (vt_initialize): Adjust. Initialize scratch_regs and
5467 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5468 operations. Move some code to count_with_sets and add_with_sets.
5469 (delete_debug_insns): New.
5470 (vt_debug_insns_local): New.
5471 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5473 (var_tracking_main): If var-tracking-assignments is enabled
5474 but var-tracking isn't, delete debug insns and leave. Likewise
5475 if we exceed limits or fail the stack adjustments tests, and
5476 after all var-tracking processing.
5477 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5478 (dataflow_set): Add traversed_vars.
5479 (value_chain, const_value_chain): New typedefs.
5480 (value_chain_pool, value_chains): New variables.
5481 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5482 add_value_chains, add_cselib_value_chains, remove_value_chain,
5483 remove_value_chains, remove_cselib_value_chains): New functions.
5484 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5485 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5487 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5488 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5489 (dst_can_be_shared): New variable.
5490 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5491 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5492 different from set->vars, look up slot again instead of using the
5494 (dataflow_set_init): Initialize traversed_vars.
5495 (variable_union): Use shared_hash_*. Use initially NO_INSERT
5496 lookup if set->vars is shared. Don't keep slot cleared before
5497 calling unshare_variable. Unshare set->vars if needed. Adjust
5498 unshare_variable callers. Clear dst_can_be_shared if needed.
5499 Even ->refcount == 1 vars must be unshared if set->vars is shared
5500 and var needs to be modified.
5501 (dataflow_set_union): Set traversed_vars during canonicalization.
5502 (VALUE_CHANGED, DECL_CHANGED): Define.
5503 (set_dv_changed, dv_changed_p): New static inlines.
5504 (track_expr_p): Clear DECL_CHANGED.
5505 (dump_dataflow_sets): Set it.
5506 (variable_was_changed): Call set_dv_changed.
5507 (emit_note_insn_var_location): Likewise.
5508 (changed_variables_stack): New variable.
5509 (check_changed_vars_1, check_changed_vars_2): New functions.
5510 (emit_notes_for_changes): Do nothing if changed_variables is
5511 empty. Traverse changed_variables with check_changed_vars_1,
5512 call check_changed_vars_2 on each changed_variables_stack entry.
5513 (emit_notes_in_bb): Add SET argument. Just clear it at the
5514 beginning, use it instead of local &set, don't destroy it at the end.
5515 (vt_emit_notes): Call dataflow_set_clear early on all
5516 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
5517 computed set, dataflow_set_clear also VTI(bb)->in when we are
5518 done with the basic block. Initialize changed_variables_stack,
5519 free it afterwards. If ENABLE_CHECKING verify that after noting
5520 differences to an empty set value_chains hash table is empty.
5521 (vt_initialize): Initialize value_chains and value_chain_pool.
5522 (vt_finalize): Delete value_chains htab, free value_chain_pool.
5523 (variable_tracking_main): Call dump_dataflow_sets before calling
5524 vt_emit_notes, not after it.
5525 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
5526 (propagate_var_def_into_debug_stmts): Declare.
5527 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
5528 (df_set_note): Reject debug insns.
5529 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
5530 add notes to debug insns.
5531 (df_note_bb_compute): Adjust. Likewise.
5532 (df_simulate_uses): Skip debug insns.
5533 (df_simulate_initialize_backwards): Likewise.
5534 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
5535 (subst_stack_regs_pat): Reject debug insns.
5536 (convert_regs_1): Handle debug insns.
5537 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
5538 (print-rtl.o): Depend on cselib.h.
5539 (cselib.o): Depend on TREE_PASS_H.
5540 (var-tracking.o): Depend on cselib.h and TARGET_H.
5541 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
5542 (init_ready_list): Skip boundary debug insns.
5543 (add_branch_dependences): Skip debug insns.
5544 (free_block_dependencies): Check for blocks with only debug insns.
5545 (compute_priorities): Likewise.
5546 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
5547 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
5549 (gimple_build_debug_bind_stat): New.
5550 (empty_body_p): Skip debug stmts.
5551 (gimple_has_side_effects): Likewise.
5552 (gimple_rhs_has_side_effects): Likewise.
5553 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
5554 (gimple_build_debug_bind_stat): Declare.
5555 (gimple_build_debug_bind): Define.
5556 (is_gimple_debug): New.
5557 (gimple_debug_bind_p): New.
5558 (gimple_debug_bind_get_var): New.
5559 (gimple_debug_bind_get_value): New.
5560 (gimple_debug_bind_get_value_ptr): New.
5561 (gimple_debug_bind_set_var): New.
5562 (gimple_debug_bind_set_value): New.
5563 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
5564 (gimple_debug_bind_reset_value): New.
5565 (gimple_debug_bind_has_value_p): New.
5566 (gsi_next_nondebug): New.
5567 (gsi_prev_nondebug): New.
5568 (gsi_start_nondebug_bb): New.
5569 (gsi_last_nondebug_bb): New.
5570 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
5571 (print_insn): Handle DEBUG_INSN.
5572 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
5573 of first insn prevail.
5574 (first_stmt): Skip debug stmts.
5575 (first_non_label_stmt): Likewise.
5576 (last_stmt): Likewise.
5577 (has_zero_uses_1): New.
5578 (single_imm_use_1): New.
5579 (verify_gimple_debug): New.
5580 (verify_types_in_gimple_stmt): Handle debug stmts.
5581 (verify_stmt): Likewise.
5582 (debug_loop_num): Skip debug stmts.
5583 (remove_edge_and_dominated_blocks): Remove dominators last.
5584 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
5585 (linearize_expr): Likewise.
5586 * config/i386/i386.c (ix86_delegitimize_address): Call
5587 default implementation.
5588 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
5589 (group_barrier_needed): Skip debug insns.
5590 (emit_insn_group_barriers): Likewise.
5591 (emit_all_insn_group_barriers): Likewise.
5592 (ia64_variable_issue): Handle debug insns.
5593 (ia64_dfa_new_cycle): Likewise.
5594 (final_emit_insn_group_barriers): Skip debug insns.
5595 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
5596 def cfa without frame.
5597 (process_set): Likewise.
5598 (process_for_unwind_directive): Pass frame on.
5599 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5600 (rs6000_delegitimize_address): New.
5601 (rs6000_debug_adjust_cost): Handle debug insns.
5602 (is_microcoded_insn): Likewise.
5603 (is_cracked_insn): Likewise.
5604 (is_nonpipeline_insn): Likewise.
5605 (insn_must_be_first_in_group): Likewise.
5606 (insn_must_be_last_in_group): Likewise.
5607 (force_new_group): Likewise.
5608 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
5609 contains only debug insns.
5610 (rtl_merge_blocks): Skip debug insns.
5611 (purge_dead_edges): Likewise.
5612 (rtl_block_ends_with_call_p): Skip debug insns.
5613 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
5614 (mark_reg_dependencies): Skip debug insns.
5615 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
5616 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
5617 * tree-ssa-threadedge.c
5618 (record_temporary_equivalences_from_stmts): Skip debug stmts.
5619 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
5620 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
5621 (copyprop_hardreg_forward_1): Handle debug insns.
5622 * reload1.c (reload): Skip debug insns. Replace unassigned
5623 pseudos in debug insns with their equivalences.
5624 (eliminate_regs_in_insn): Skip debug insns.
5625 (emit_input_reload_insns): Skip debug insns at first, adjust
5627 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
5628 (get_indirect_ref_operands): Pass opf_no_vops on.
5629 (get_expr_operands): Likewise. Skip debug stmts.
5630 (parse_ssa_operands): Scan debug insns with opf_no_vops.
5632 2009-09-01 Richard Henderson <rth@redhat.com>
5634 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
5635 stmt_ends_pp_p statements at least once.
5636 * tree-vrp.c (vrp_initialize): Likewise.
5637 (vrp_visit_stmt): Be prepared for non-interesting stmts.
5639 2009-09-01 Dodji Seketeli <dodji@redhat.com>
5642 Fix AIX bootstrap after PR debug/30161
5643 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
5644 that is a GNU extension.
5645 (tmpl_value_parm_die_table): Move the definition of this global
5646 outside #ifdef DWARF2_DEBUGGING_INFO region.
5648 2009-09-01 Richard Guenther <rguenther@suse.de>
5650 * tree.c (tree_expr_size): New function.
5651 * tree.h (tree_expr_size): Declare.
5652 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
5653 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
5654 * langhooks.c (lhd_expr_size): Remove.
5655 * langhooks.h (struct lang_hooks): Remove expr_size.
5656 * explow.c (expr_size): Use tree_expr_size.
5657 (int_expr_size): Likewise.
5658 * langhooks-def.h (lhd_expr_size): Remove.
5659 (LANG_HOOKS_EXPR_SIZE): Likewise.
5660 (LANG_HOOKS_INITIALIZER): Adjust.
5662 2009-09-01 Richard Guenther <rguenther@suse.de>
5664 * tree-flow.h (mark_addressable): Move declaration ...
5665 * tree.h (mark_addressable): ... here.
5666 * stmt.c (expand_asm_operands): Use mark_addressable, not
5667 lang_hooks.mark_addressable.
5668 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5669 LANG_HOOKS_MARK_ADDRESSABLE.
5670 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
5671 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
5673 2009-08-31 Chris Demetriou <cgd@google.com>
5675 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
5676 vectorize if not TARGET_SSE2.
5678 2009-08-31 DJ Delorie <dj@redhat.com>
5680 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
5681 registers if no coprocessor is enabled.
5683 2009-08-31 Dodji Seketeli <dodji@redhat.com>
5686 * cgraph.h (cgraph_get_node): Declare ...
5687 * cgraph.c (cgraph_get_node): ... new function.
5688 * dwarf2out.c (gen_generic_params_dies,
5689 generic_parameter_die, tree_add_const_value_attribute_for_decl,
5690 make_ith_pack_parameter_name,
5691 append_entry_to_tmpl_value_parm_die_table,
5692 gen_remaining_tmpl_value_param_die_attribute): New functions.
5693 (gen_subprogram_die): Generate debug info for template parameters
5694 if debug info level is higher than DINFO_LEVEL_TERSE.
5695 Use tree_add_const_value_attribute_for_decl instead of
5696 tree_add_const_value_attribute.
5697 (gen_const_die): Use tree_add_const_value_attribute_for_decl
5698 instead of tree_add_const_value_attribute.
5699 (gen_struct_or_union_type_die): Generate debug
5700 info for template parameters if debug info level is higher than
5702 (tree_add_const_value_attribute): Handle integral and pointer
5703 constants. Update comment.
5704 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
5705 (dwarf_attr_name): Support DW_AT_GNU_template_name.
5706 (reference_to_unused): Fix thinko. Remove redundant predicates from
5708 (tree_add_const_value_attribute): Make this work for constant
5710 tree_add_const_value_attribute_for_decl is to be used for variable
5712 (add_location_or_const_value_attribute): Use
5713 tree_add_const_value_attribute_for_decl now.
5714 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
5715 DW_TAG_template_value_param DIEs after function DIEs have been
5717 * langhooks.h (lang_hooks_for_types): Add
5718 get_argument_pack_elems.
5719 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
5720 (lang_hooks): Added get_innermost_generic_parms,
5721 get_innermost_generic_args.
5722 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
5723 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
5724 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
5725 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
5727 2009-08-31 DJ Delorie <dj@redhat.com>
5729 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
5730 it once we start generating the prologue or epilogue.
5731 (mep_call_saves_register): If the frame is locked, re-use
5733 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
5734 (mep_expand_prologue): Call it.
5735 (mep_expand_epilogue): Likewise.
5736 (mep_start_function): Use the same logic as mep_expand_prologue.
5737 (mep_pass_by_reference): Make logic more readable.
5738 (mep_return_in_memory): Zero-sized objects are passed in memory.
5739 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
5741 2009-08-31 Richard Guenther <rguenther@suse.de>
5743 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5744 to query if the memory regions for memmove overlap.
5745 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5746 asserts on pointers, instead deal with odd trees.
5747 (ptr_derefs_may_alias_p): Likewise.
5748 (refs_may_alias_p_1): Constructor bases also never alias.
5750 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
5752 * doc/install.texi (Final install): Adjust reference on where to
5753 order printed manuals.
5755 2009-08-30 Olivier Hainque <hainque@adacore.com>
5757 * dwarf2out.c (switch_to_frame_table_section): Move
5758 definition prior to first use.
5760 2009-08-30 Richard Guenther <rguenther@suse.de>
5762 PR tree-optimization/41186
5763 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
5764 (ao_ref_init_from_ptr_and_size): New function.
5765 (ref_maybe_used_by_call_p_1): Be more precise tracking
5766 used ranges for builtin functions.
5767 (ref_maybe_used_by_call_p): Adjust.
5768 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
5769 ranges for builtin functions.
5770 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
5772 2009-08-30 Alan Modra <amodra@bigpond.net.au>
5775 * fwprop.c (get_reg_use_in): Delete.
5776 (free_load_extend): New function.
5777 (forward_propagate_subreg): Use it.
5779 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
5781 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
5783 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
5786 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
5789 2009-08-29 Douglas B Rupp <rupp@gnat.com>
5791 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
5792 fini or fini_array section.
5794 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5796 * graphite-dependences.c (graphite_legal_transform_bb): Call
5797 pbb_remove_duplicate_pdrs.
5798 * graphite-poly.c (can_collapse_pdr): Removed.
5799 (pdr_find_duplicate): Removed.
5800 (can_collapse_pdrs): New.
5801 (pbb_remove_duplicate_pdrs): New.
5802 (new_poly_dr): Do not look for duplicates.
5803 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
5804 (PBB_PDR_DUPLICATES_REMOVED): New.
5805 (pbb_remove_duplicate_pdrs): Declared.
5807 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5809 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
5810 the strides by multiplying by PDR_NB_REFS.
5811 * graphite-poly.c (can_collapse_pdr): New.
5812 (pdr_find_duplicate): New.
5813 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
5814 Initialize PDR_NB_REFS.
5815 * graphite-poly.h (struct poly_dr): Add field nb_refs.
5817 (new_poly_dr): Number of subscripts is a graphite_dim_t.
5819 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5822 * graphite-poly.c (apply_poly_transforms): Remove legality test before
5825 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5827 * graphite-dependences.c (pddr_original_scattering): Return NULL
5828 for read-read dependence relations.
5829 * graphite-poly.h (enum poly_dr_type): Fix comment.
5832 (pdr_may_write_p): New.
5834 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5836 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
5837 (struct poly_dr): Same.
5838 (new_poly_dr): Same.
5839 * graphite-poly.c (new_poly_dr): Same.
5840 * graphite-dependences.c (dot_deps): Disable call to system.
5842 2009-08-28 Cary Coutant <ccoutant@google.com>
5845 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
5846 struct/union/enum types local to a function.
5848 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5849 Sebastian Pop <sebastian.pop@amd.com>
5851 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
5852 pbb_strip_mine_time_depth. Changed the implementation so that
5853 transformation is expressed as a transformation on
5854 time (scatttering) dimensions. Also, ensures that the 2d+1
5855 scheduling format is preserved.
5856 (pbb_strip_mine_profitable_p): Profitability is based on the
5857 iteration number of a given time (scattering) dimension,
5858 and not on a original loop depth dimension.
5859 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
5860 (pbb_do_strip_mine): Call psct_dynamic_dim.
5861 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
5862 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
5863 (pbb_nb_dynamic_scattering_transform): New.
5864 (psct_dynamic_dim): New.
5866 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5868 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5869 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5870 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
5871 * graphite-interchange.c (build_linearized_memory_access): Same.
5872 (memory_stride_in_loop): Same.
5874 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5876 * graphite-dependences.c (pddr_original_scattering): New.
5877 (graphite_legal_transform_dr): Call pddr_original_scattering.
5880 * graphite-dependences.h (dot_deps): Declared.
5881 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
5882 (print_pdr): Print PDR_ID.
5883 * graphite-poly.h (struct poly_dr): Add field id.
5886 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
5888 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5890 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
5891 not delete the original dependence relation.
5893 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5895 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
5896 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
5897 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
5898 (free_poly_ddr): New.
5899 (pddr_is_empty): New.
5900 (dependence_polyhedron_1): Now returns a poly_ddr_p.
5901 (dependence_polyhedron): Same. Remove useless gcc_assert.
5903 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
5904 (graphite_carried_dependence_level_k): Call pddr_is_empty.
5905 * graphite-dependences.h (enum poly_dependence_kind): New.
5906 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
5907 (PDRP_SOURCE): Renamed PDDR_SOURCE.
5908 (PDRP_SINK): Renamed PDDR_SINK.
5909 (PDRP_DDP): Renamed PDDR_DDP.
5911 (free_poly_ddr): Declared.
5912 * graphite-poly.c (new_scop): Use the new hash function names.
5913 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
5914 into original_pddrs.
5915 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
5917 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5919 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
5920 bounds with LT_EXPR to make niter analysis more precise on code
5921 generated by Graphite.
5923 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5925 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
5926 (graphite_legal_transform_bb): Same.
5927 (poly_drs_may_alias_p): Same.
5929 2009-08-28 Richard Guenther <rguenther@suse.de>
5931 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
5933 2009-08-28 Jan Beulich <jbeulich@novell.com>
5935 * config/i386/netware.c: Include langhooks.h.
5936 (i386_nlm_encode_section_info): Simplify.
5937 (netware_override_options): Delete.
5938 * config/i386/netware.h (netware_override_options): Delete
5940 (OVERRIDE_OPTIONS): Delete definition.
5941 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5942 (ASM_COMMENT_START): Define.
5943 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
5945 2009-08-28 Jan Beulich <jbeulich@novell.com>
5947 * configure.ac: For in-tree ld, do a plain version check to
5948 determine whether comdat groups are supported.
5949 * configure: Regenerate.
5951 2009-08-28 Olivier Hainque <hainque@adacore.com>
5953 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
5954 always defined. Reflect definition or absence of such for
5955 COLLECT_EXPORT_LIST. Readability helper.
5956 (scanfilter): New enum, to help control what symbols
5957 are to be considered or ignored by scan_prog_file.
5958 (enum pass): Rename as "scanpass", moved together with scanfilter
5959 prior to scan_prog_file's prototype.
5960 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
5961 Group prototype with the scanpass/scanfilter definitions, factorize
5962 head comments for the several implementations at the prototype.
5963 (main): Reorganize the first pass link control to let AIX
5964 drag only the needed frame tables in executables. Prevent
5965 frame tables collection during the scan aimed at static ctors.
5966 Pre-link and scan for frame tables later to compensate.
5967 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
5968 A C statement to issue assembly directives that create a reference
5969 to the given DWARF table identifier label from the current function
5971 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
5972 to differentiate first time section entry. Only emit a .data
5973 tables start identifier label the first time around.
5974 (switch_to_frame_table_section): New function. Helper for
5975 output_call_frame_info to switch possibly BACK into the eh_frame
5976 or the debug_frame section depending on FOR_EH.
5977 (output_call_frame_info): Use helper to first enter the proper
5979 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
5980 emit a link to the frame table start label from each function
5982 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
5983 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
5984 * config/rs6000/rs6000-protos.h: Declare it.
5985 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
5987 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
5989 * config/sh/sh.c (split_branches): Check the result of
5992 2009-08-27 Steve Ellcey <sje@cup.hp.com>
5994 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
5995 using -pthread -fopenmp
5997 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
5999 * doc/service.texi (service directory): Update URL.
6001 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6003 PR rtl-optimization/40861
6004 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6005 extract word from a multi-word subreg for negative byte positions.
6007 2009-08-27 Tristan Gingold <gingold@adacore.com>
6008 Douglas B Rupp <rupp@gnat.com>
6010 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6011 (SECTION_VMS_OVERLAY): Define.
6012 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6014 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6016 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6017 common_object declarations.
6018 (ia64_section_type_flags): Set section flag for common_object.
6019 * config/ia64/ia64-protos.h
6020 (ia64_vms_output_aligned_decl_common): Declare.
6021 (ia64_vms_elf_asm_named_section): Declare.
6023 2009-08-27 Michael Matz <matz@suse.de>
6025 * expr.c (expand_expr_real_2): New function taking exploded
6026 unary or binary expression, split out from ...
6027 (expand_expr_real_1): ... here. Move over all unary/binary
6028 switch parts to above function, in particular these codes:
6029 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6030 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6031 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6032 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6033 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6034 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6035 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6036 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6037 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6038 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6039 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6040 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6041 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6042 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6043 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6044 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6045 VEC_PACK_FIX_TRUNC_EXPR.
6046 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6049 2009-08-27 Richard Guenther <rguenther@suse.de>
6051 * gengtype.c (main): Handle uint64_t.
6052 * ipa-utils.c (get_base_var): Indent properly.
6053 * tree-ssa-live.c (debug_scope_block): New function.
6054 * tree-flow.h (debug_scope_block): Declare.
6055 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6056 * basic-block.h (enum profile_status): Rename to
6057 enum profile_status_d.
6058 (x_profile_status): Adjust type.
6060 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6063 * dwarf2out.c (get_context_die): Declare this static function.
6064 (gen_type_die_with_usage): Make sure a DIE is a generated for
6065 the context of a typedef.
6067 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6069 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6072 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6074 * config/mips/mips-protos.h (mips_output_sync): Declare.
6075 (mips_sync_loop_insns): Likewise.
6076 (mips_output_sync_loop): Replace first two parameters with an rtx.
6077 * config/mips/mips.c (mips_multi_member): New structure.
6078 (mips_multi_members): New variable.
6079 (mips_multi_start): New function.
6080 (mips_multi_add): Likewise.
6081 (mips_multi_add_insn): Likewise.
6082 (mips_multi_add_label): Likewise.
6083 (mips_multi_last_index): Likewise.
6084 (mips_multi_copy_insn): Likewise.
6085 (mips_multi_set_operand): Likewise.
6086 (mips_multi_write): Likewise.
6087 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6088 (mips_init_print_operand_punct): Update accordingly.
6089 (mips_start_ll_sc_sync_block): New function.
6090 (mips_end_ll_sc_sync_block): Likewise.
6091 (mips_output_sync): Likewise.
6092 (mips_sync_insn1_template): Likewise.
6093 (mips_sync_insn2_template): Likewise.
6094 (mips_get_sync_operand): Likewise.
6095 (mips_process_sync_loop): Likewise.
6096 (mips_output_sync_loop): Use mips_process_sync_loop.
6097 (mips_sync_loop_insns): New function.
6098 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6099 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6100 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6101 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6102 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6103 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6104 (MIPS_SYNC_OLD_OP_12): Likewise.
6105 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6106 (MIPS_SYNC_NEW_OP_12): Likewise.
6107 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6108 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6109 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6110 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6111 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6112 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6113 * config/mips/mips.md (sync_mem): New attribute.
6114 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6115 (sync_exclusive_mask, sync_required_oldval): Likewise.
6116 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6117 (sync_release_barrier): Likewise.
6118 (length): Handle sync loops.
6119 (sync): Use mips_output_sync.
6120 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6121 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6122 and use mips_output_sync_loop.
6123 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6124 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6125 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6126 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6127 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6128 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6129 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6130 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6131 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6133 2009-08-26 Richard Guenther <rguenther@suse.de>
6136 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6137 the types to not match.
6138 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6140 * tree-ssa.c (useless_type_conversion_p): Conversions to
6141 pointers to unprototyped functions are useless.
6143 2009-08-26 Richard Guenther <rguenther@suse.de>
6145 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6146 whole-program condition, prepare to be called for non-globals.
6147 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6148 params build a representative with known type and track its fields.
6150 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6152 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6153 clearing by a taken branch.
6154 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6155 effectively after bbro pass.
6156 (sync_nand<mode>): Ditto.
6157 (sync_old_<fetchop_name><mode>): Ditto.
6158 (sync_old_nand<mode>): Ditto.
6159 (sync_new_<fetchop_name><mode>): Dito.
6160 (sync_new_nand<mode>): Ditto.
6161 (sync_compare_and_swap<mode>_1): Ditto.
6162 (*sync_compare_and_swap<mode>): Ditto.
6163 (sync_lock_test_and_set<mode>_1): Ditto.
6164 ("sync_lock_test_and_set<mode>): Ditto.
6166 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6168 * hwint.h (HOST_LONG_FORMAT): New macro
6169 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6170 Use HOST_PTR_PRINTF.
6171 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6172 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6173 (HOST_PTR_PRINTF): Document.
6175 2009-08-25 Jan Hubicka <jh@suse.cz>
6177 * config/i386/bmmintrin.h: Replace by #error.
6180 Michael Meissner <michael.meissner@amd.com>
6181 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6182 Tony Linthicum <tony.linthicum@amd.com>
6184 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6185 (TARGET_ROUND): New macro for the round/ptest instructions which
6186 are shared between SSE4.1 and SSE5.
6187 (OPTION_MASK_ISA_ROUND): Ditto.
6188 (OPTION_ISA_ROUND): Ditto.
6189 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6190 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6192 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6193 (-mfused-madd): New switch to give users control over whether the
6194 compiler optimizes to use the multiply/add SSE5 instructions.
6196 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6197 (ix86_handle_option): Turn off 3dnow if -msse5.
6198 (override_options): Add SSE5 support.
6199 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6201 (ix86_expand_sse_movcc): Add SSE5 support.
6202 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6203 vector type to the next largest size.
6204 (ix86_expand_sse5_pack): New function to use pperm to pack a
6205 vector type to the next smallest size.
6206 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6207 (IX86_BUILTIN_FMADDSD): Ditto.
6208 (IX86_BUILTIN_FMADDPS): Ditto.
6209 (IX86_BUILTIN_FMADDPD): Ditto.
6210 (IX86_BUILTIN_FMSUBSS): Ditto.
6211 (IX86_BUILTIN_FMSUBSD): Ditto.
6212 (IX86_BUILTIN_FMSUBPS): Ditto.
6213 (IX86_BUILTIN_FMSUBPD): Ditto.
6214 (IX86_BUILTIN_FNMADDSS): Ditto.
6215 (IX86_BUILTIN_FNMADDSD): Ditto.
6216 (IX86_BUILTIN_FNMADDPS): Ditto.
6217 (IX86_BUILTIN_FNMADDPD): Ditto.
6218 (IX86_BUILTIN_FNMSUBSS): Ditto.
6219 (IX86_BUILTIN_FNMSUBSD): Ditto.
6220 (IX86_BUILTIN_FNMSUBPS): Ditto.
6221 (IX86_BUILTIN_FNMSUBPD): Ditto.
6222 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6223 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6224 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6225 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6226 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6227 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6228 (IX86_BUILTIN_PPERM): Ditto.
6229 (IX86_BUILTIN_PERMPS): Ditto.
6230 (IX86_BUILTIN_PERMPD): Ditto.
6231 (IX86_BUILTIN_PMACSSWW): Ditto.
6232 (IX86_BUILTIN_PMACSWW): Ditto.
6233 (IX86_BUILTIN_PMACSSWD): Ditto.
6234 (IX86_BUILTIN_PMACSWD): Ditto.
6235 (IX86_BUILTIN_PMACSSDD): Ditto.
6236 (IX86_BUILTIN_PMACSDD): Ditto.
6237 (IX86_BUILTIN_PMACSSDQL): Ditto.
6238 (IX86_BUILTIN_PMACSSDQH): Ditto.
6239 (IX86_BUILTIN_PMACSDQL): Ditto.
6240 (IX86_BUILTIN_PMACSDQH): Ditto.
6241 (IX86_BUILTIN_PMADCSSWD): Ditto.
6242 (IX86_BUILTIN_PMADCSWD): Ditto.
6243 (IX86_BUILTIN_PHADDBW): Ditto.
6244 (IX86_BUILTIN_PHADDBD): Ditto.
6245 (IX86_BUILTIN_PHADDBQ): Ditto.
6246 (IX86_BUILTIN_PHADDWD): Ditto.
6247 (IX86_BUILTIN_PHADDWQ): Ditto.
6248 (IX86_BUILTIN_PHADDDQ): Ditto.
6249 (IX86_BUILTIN_PHADDUBW): Ditto.
6250 (IX86_BUILTIN_PHADDUBD): Ditto.
6251 (IX86_BUILTIN_PHADDUBQ): Ditto.
6252 (IX86_BUILTIN_PHADDUWD): Ditto.
6253 (IX86_BUILTIN_PHADDUWQ): Ditto.
6254 (IX86_BUILTIN_PHADDUDQ): Ditto.
6255 (IX86_BUILTIN_PHSUBBW): Ditto.
6256 (IX86_BUILTIN_PHSUBWD): Ditto.
6257 (IX86_BUILTIN_PHSUBDQ): Ditto.
6258 (IX86_BUILTIN_PROTB): Ditto.
6259 (IX86_BUILTIN_PROTW): Ditto.
6260 (IX86_BUILTIN_PROTD): Ditto.
6261 (IX86_BUILTIN_PROTQ): Ditto.
6262 (IX86_BUILTIN_PROTB_IMM): Ditto.
6263 (IX86_BUILTIN_PROTW_IMM): Ditto.
6264 (IX86_BUILTIN_PROTD_IMM): Ditto.
6265 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6266 (IX86_BUILTIN_PSHLB): Ditto.
6267 (IX86_BUILTIN_PSHLW): Ditto.
6268 (IX86_BUILTIN_PSHLD): Ditto.
6269 (IX86_BUILTIN_PSHLQ): Ditto.
6270 (IX86_BUILTIN_PSHAB): Ditto.
6271 (IX86_BUILTIN_PSHAW): Ditto.
6272 (IX86_BUILTIN_PSHAD): Ditto.
6273 (IX86_BUILTIN_PSHAQ): Ditto.
6274 (IX86_BUILTIN_FRCZSS): Ditto.
6275 (IX86_BUILTIN_FRCZSD): Ditto.
6276 (IX86_BUILTIN_FRCZPS): Ditto.
6277 (IX86_BUILTIN_FRCZPD): Ditto.
6278 (IX86_BUILTIN_CVTPH2PS): Ditto.
6279 (IX86_BUILTIN_CVTPS2PH): Ditto.
6280 (IX86_BUILTIN_COMEQSS): Ditto.
6281 (IX86_BUILTIN_COMNESS): Ditto.
6282 (IX86_BUILTIN_COMLTSS): Ditto.
6283 (IX86_BUILTIN_COMLESS): Ditto.
6284 (IX86_BUILTIN_COMGTSS): Ditto.
6285 (IX86_BUILTIN_COMGESS): Ditto.
6286 (IX86_BUILTIN_COMUEQSS): Ditto.
6287 (IX86_BUILTIN_COMUNESS): Ditto.
6288 (IX86_BUILTIN_COMULTSS): Ditto.
6289 (IX86_BUILTIN_COMULESS): Ditto.
6290 (IX86_BUILTIN_COMUGTSS): Ditto.
6291 (IX86_BUILTIN_COMUGESS): Ditto.
6292 (IX86_BUILTIN_COMORDSS): Ditto.
6293 (IX86_BUILTIN_COMUNORDSS): Ditto.
6294 (IX86_BUILTIN_COMFALSESS): Ditto.
6295 (IX86_BUILTIN_COMTRUESS): Ditto.
6296 (IX86_BUILTIN_COMEQSD): Ditto.
6297 (IX86_BUILTIN_COMNESD): Ditto.
6298 (IX86_BUILTIN_COMLTSD): Ditto.
6299 (IX86_BUILTIN_COMLESD): Ditto.
6300 (IX86_BUILTIN_COMGTSD): Ditto.
6301 (IX86_BUILTIN_COMGESD): Ditto.
6302 (IX86_BUILTIN_COMUEQSD): Ditto.
6303 (IX86_BUILTIN_COMUNESD): Ditto.
6304 (IX86_BUILTIN_COMULTSD): Ditto.
6305 (IX86_BUILTIN_COMULESD): Ditto.
6306 (IX86_BUILTIN_COMUGTSD): Ditto.
6307 (IX86_BUILTIN_COMUGESD): Ditto.
6308 (IX86_BUILTIN_COMORDSD): Ditto.
6309 (IX86_BUILTIN_COMUNORDSD): Ditto.
6310 (IX86_BUILTIN_COMFALSESD): Ditto.
6311 (IX86_BUILTIN_COMTRUESD): Ditto.
6312 (IX86_BUILTIN_COMEQPS): Ditto.
6313 (IX86_BUILTIN_COMNEPS): Ditto.
6314 (IX86_BUILTIN_COMLTPS): Ditto.
6315 (IX86_BUILTIN_COMLEPS): Ditto.
6316 (IX86_BUILTIN_COMGTPS): Ditto.
6317 (IX86_BUILTIN_COMGEPS): Ditto.
6318 (IX86_BUILTIN_COMUEQPS): Ditto.
6319 (IX86_BUILTIN_COMUNEPS): Ditto.
6320 (IX86_BUILTIN_COMULTPS): Ditto.
6321 (IX86_BUILTIN_COMULEPS): Ditto.
6322 (IX86_BUILTIN_COMUGTPS): Ditto.
6323 (IX86_BUILTIN_COMUGEPS): Ditto.
6324 (IX86_BUILTIN_COMORDPS): Ditto.
6325 (IX86_BUILTIN_COMUNORDPS): Ditto.
6326 (IX86_BUILTIN_COMFALSEPS): Ditto.
6327 (IX86_BUILTIN_COMTRUEPS): Ditto.
6328 (IX86_BUILTIN_COMEQPD): Ditto.
6329 (IX86_BUILTIN_COMNEPD): Ditto.
6330 (IX86_BUILTIN_COMLTPD): Ditto.
6331 (IX86_BUILTIN_COMLEPD): Ditto.
6332 (IX86_BUILTIN_COMGTPD): Ditto.
6333 (IX86_BUILTIN_COMGEPD): Ditto.
6334 (IX86_BUILTIN_COMUEQPD): Ditto.
6335 (IX86_BUILTIN_COMUNEPD): Ditto.
6336 (IX86_BUILTIN_COMULTPD): Ditto.
6337 (IX86_BUILTIN_COMULEPD): Ditto.
6338 (IX86_BUILTIN_COMUGTPD): Ditto.
6339 (IX86_BUILTIN_COMUGEPD): Ditto.
6340 (IX86_BUILTIN_COMORDPD): Ditto.
6341 (IX86_BUILTIN_COMUNORDPD): Ditto.
6342 (IX86_BUILTIN_COMFALSEPD): Ditto.
6343 (IX86_BUILTIN_COMTRUEPD): Ditto.
6344 (IX86_BUILTIN_PCOMEQUB): Ditto.
6345 (IX86_BUILTIN_PCOMNEUB): Ditto.
6346 (IX86_BUILTIN_PCOMLTUB): Ditto.
6347 (IX86_BUILTIN_PCOMLEUB): Ditto.
6348 (IX86_BUILTIN_PCOMGTUB): Ditto.
6349 (IX86_BUILTIN_PCOMGEUB): Ditto.
6350 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6351 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6352 (IX86_BUILTIN_PCOMEQUW): Ditto.
6353 (IX86_BUILTIN_PCOMNEUW): Ditto.
6354 (IX86_BUILTIN_PCOMLTUW): Ditto.
6355 (IX86_BUILTIN_PCOMLEUW): Ditto.
6356 (IX86_BUILTIN_PCOMGTUW): Ditto.
6357 (IX86_BUILTIN_PCOMGEUW): Ditto.
6358 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6359 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6360 (IX86_BUILTIN_PCOMEQUD): Ditto.
6361 (IX86_BUILTIN_PCOMNEUD): Ditto.
6362 (IX86_BUILTIN_PCOMLTUD): Ditto.
6363 (IX86_BUILTIN_PCOMLEUD): Ditto.
6364 (IX86_BUILTIN_PCOMGTUD): Ditto.
6365 (IX86_BUILTIN_PCOMGEUD): Ditto.
6366 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6367 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6368 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6369 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6370 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6371 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6372 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6373 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6374 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6375 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6376 (IX86_BUILTIN_PCOMEQB): Ditto.
6377 (IX86_BUILTIN_PCOMNEB): Ditto.
6378 (IX86_BUILTIN_PCOMLTB): Ditto.
6379 (IX86_BUILTIN_PCOMLEB): Ditto.
6380 (IX86_BUILTIN_PCOMGTB): Ditto.
6381 (IX86_BUILTIN_PCOMGEB): Ditto.
6382 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6383 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6384 (IX86_BUILTIN_PCOMEQW): Ditto.
6385 (IX86_BUILTIN_PCOMNEW): Ditto.
6386 (IX86_BUILTIN_PCOMLTW): Ditto.
6387 (IX86_BUILTIN_PCOMLEW): Ditto.
6388 (IX86_BUILTIN_PCOMGTW): Ditto.
6389 (IX86_BUILTIN_PCOMGEW): Ditto.
6390 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6391 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6392 (IX86_BUILTIN_PCOMEQD): Ditto.
6393 (IX86_BUILTIN_PCOMNED): Ditto.
6394 (IX86_BUILTIN_PCOMLTD): Ditto.
6395 (IX86_BUILTIN_PCOMLED): Ditto.
6396 (IX86_BUILTIN_PCOMGTD): Ditto.
6397 (IX86_BUILTIN_PCOMGED): Ditto.
6398 (IX86_BUILTIN_PCOMFALSED): Ditto.
6399 (IX86_BUILTIN_PCOMTRUED): Ditto.
6400 (IX86_BUILTIN_PCOMEQQ): Ditto.
6401 (IX86_BUILTIN_PCOMNEQ): Ditto.
6402 (IX86_BUILTIN_PCOMLTQ): Ditto.
6403 (IX86_BUILTIN_PCOMLEQ): Ditto.
6404 (IX86_BUILTIN_PCOMGTQ): Ditto.
6405 (IX86_BUILTIN_PCOMGEQ): Ditto.
6406 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6407 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6408 (enum multi_arg_type): New enum for describing the various SSE5
6409 intrinsic argument types.
6410 (bdesc_multi_arg): New table for SSE5 intrinsics.
6411 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6412 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6414 (ix86_expand_builtin): Add SSE5 intrinsic support.
6415 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6416 operand instructions.
6417 (ix86_expand_sse5_multiple_memory): New function to split the
6418 second memory reference from SSE5 instructions.
6419 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6420 (ix86_return_pops_args): Use stdarg_p to determine if the function
6421 has variable arguments.
6422 (ix86_setup_incoming_varargs): Ditto.
6423 (x86_this_parameter): Ditto.
6425 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6427 (ix86_expand_sse5_pack): Ditto.
6428 (ix86_sse5_valid_op_p): Ditto.
6429 (ix86_expand_sse5_multiple_memory): Ditto.
6431 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6432 constant for SSE5 support.
6433 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6434 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6435 (UNSPEC_SSE5_PERMUTE): Ditto.
6436 (UNSPEC_SSE5_ASHIFT): Ditto.
6437 (UNSPEC_SSE5_LSHIFT): Ditto.
6438 (UNSPEC_FRCZ): Ditto.
6439 (UNSPEC_CVTPH2PS): Ditto.
6440 (UNSPEC_CVTPS2PH): Ditto.
6441 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6443 (COM_FALSE_S): Ditto.
6444 (COM_FALSE_P): Ditto.
6445 (COM_TRUE_S): Ditto.
6446 (COM_TRUE_P): Ditto.
6447 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6448 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6450 (memory attribute): Ditto.
6451 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6452 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6453 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6454 (floor<mode>2): Ditto.
6455 (ceil<mode>2): Ditto.
6456 (btrunc<mode>2): Ditto.
6457 (nearbyintdf2): Ditto.
6458 (nearbyintsf2): Ditto.
6459 (sse_setccsf): Disable if SSE5.
6460 (sse_setccdf): Ditto.
6461 (sse5_setcc<mode>): New support for SSE5 conditional move.
6462 (sse5_pcmov_<mode>): Ditto.
6464 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6466 (SSEMODEF2P): Ditto.
6467 (ssemodesuffixf4): New mode attribute for SSE5.
6468 (ssemodesuffixf2s): Ditto.
6469 (ssemodesuffixf2c): Ditto.
6470 (sserotatemax): Ditto.
6471 (ssescalarmode): Ditto.
6472 (sse_maskcmpv4sf3): Disable if SSE5.
6473 (sse_maskcmpv2df3): Ditto.
6474 (sse_vmmaskcmpv4sf3): Ditto.
6475 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6476 (sse5_vmfmadd<mode>4): Ditto.
6477 (sse5_fmsub<mode>4): Ditto.
6478 (sse5_vmfmsub<mode>4): Ditto.
6479 (sse5_fnmadd<mode>4): Ditto.
6480 (sse5_vmfnmadd<mode>4): Ditto.
6481 (sse5_fnmsub<mode>4): Ditto.
6482 (sse5_vmfnmsub<mode>4): Ditto.
6483 (sse5i_fmadd<mode>4): Ditto.
6484 (sse5i_fmsub<mode>4): Ditto.
6485 (sse5i_fnmadd<mode>4): Ditto.
6486 (sse5i_fnmsub<mode>4): Ditto.
6487 (sse5i_vmfmadd<mode>4): Ditto.
6488 (sse5i_vmfmsub<mode>4): Ditto.
6489 (sse5i_vmfnmadd<mode>4): Ditto.
6490 (sse5i_vmfnmsub<mode>4): Ditto.
6491 (mulv16qi3): Add SSE5 support.
6493 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6494 (sse2_mulv4si3): Disable if SSE5.
6495 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6496 (sse4_1_roundps): Ditto.
6497 (sse4_1_roundsd): Ditto.
6498 (sse4_1_roundss): Ditto.
6499 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6501 (sse_maskcmpsf3): Ditto.
6502 (sse_vmmaskcmpv4sf3): Ditto.
6503 (sse2_maskcmpv2df3): Ditto.
6504 (sse2_maskcmpdf3): Ditto.
6505 (sse2_vmmaskcmpv2df3): Ditto.
6506 (sse2_eq<mode>3): Ditto.
6507 (sse2_gt<mode>3): Ditto.
6508 (sse5_pcmov_<mode>): Add SSE5 support.
6509 (vec_unpacku_hi_v16qi): Ditto.
6510 (vec_unpacks_hi_v16qi): Ditto.
6511 (vec_unpacku_lo_v16qi): Ditto.
6512 (vec_unpacks_lo_v16qi): Ditto.
6513 (vec_unpacku_hi_v8hi): Ditto.
6514 (vec_unpacks_hi_v8hi): Ditto.
6515 (vec_unpacku_lo_v8hi): Ditto.
6516 (vec_unpacks_lo_v8hi): Ditto.
6517 (vec_unpacku_hi_v4si): Ditto.
6518 (vec_unpacks_hi_v4si): Ditto.
6519 (vec_unpacku_lo_v4si): Ditto.
6520 (vec_unpacks_lo_v4si): Ditto.
6521 (sse5_pmacsww): New SSE5 intrinsic insn.
6522 (sse5_pmacssww): Ditto.
6523 (sse5_pmacsdd): Ditto.
6524 (sse5_pmacssdd): Ditto.
6525 (sse5_pmacssdql): Ditto.
6526 (sse5_pmacssdqh): Ditto.
6527 (sse5_pmacsdqh): Ditto.
6528 (sse5_pmacsswd): Ditto.
6529 (sse5_pmacswd): Ditto.
6530 (sse5_pmadcsswd): Ditto.
6531 (sse5_pmadcswd): Ditto.
6532 (sse5_pcmov_<move>): Conditional move support on SSE5.
6533 (sse5_phaddbw): New SSE5 intrinsic insn.
6534 (sse5_phaddbd): Ditto.
6535 (sse5_phaddbq): Ditto.
6536 (sse5_phaddwd): Ditto.
6537 (sse5_phaddwq): Ditto.
6538 (sse5_phadddq): Ditto.
6539 (sse5_phaddubw): Ditto.
6540 (sse5_phaddubd): Ditto.
6541 (sse5_phaddubq): Ditto.
6542 (sse5_phadduwd): Ditto.
6543 (sse5_phadduwq): Ditto.
6544 (sse5_phaddudq): Ditto.
6545 (sse5_phsubbw): Ditto.
6546 (sse5_phsubwd): Ditto.
6547 (sse5_phsubdq): Ditto.
6548 (sse5_pperm): Ditto.
6549 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6550 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6551 (sse5_pperm_sign_v8hi_v4si): Ditto.
6552 (sse5_pperm_zero_v8hi_v4si): Ditto.
6553 (sse5_pperm_sign_v4si_v2di): Ditto.
6554 (sse5_pperm_sign_v4si_v2di): Ditto.
6555 (sse5_pperm_pack_v2di_v4si): Ditto.
6556 (sse5_pperm_pack_v4si_v8hi): Ditto.
6557 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6558 (sse5_perm<mode>): New SSE5 intrinsic insn.
6559 (rotl<mode>3): Ditto.
6560 (sse5_rotl<mode>3): Ditto.
6561 (sse5_ashl<mode>3): Ditto.
6562 (sse5_lshl<mode>3): Ditto.
6563 (sse5_frcz<mode>2): Ditto.
6564 (sse5s_frcz<mode>2): Ditto.
6565 (sse5_cvtph2ps): Ditto.
6566 (sse5_cvtps2ph): Ditto.
6567 (sse5_vmmaskcmp<mode>3): Ditto.
6568 (sse5_com_tf<mode>3): Ditto.
6569 (sse5_maskcmp<mode>3): Ditto.
6570 (sse5_maskcmp_uns<mode>3): Ditto.
6571 (sse5_maskcmp_uns2<mode>3): Ditto.
6572 (sse5_pcom_tf<mode>3): Ditto.
6574 * config/i386/predicates.md (sse5_comparison_float_operator):
6575 New predicate to match the comparison operators supported by
6576 the SSE5 com instruction.
6577 (ix86_comparison_int_operator): New predicate to match just the
6578 signed int comparisons.
6579 (ix86_comparison_uns_operator): New predicate to match just the
6580 unsigned int comparisons.
6582 * doc/invoke.texi (-msse5): Add documentation.
6583 (-mfused-madd): Ditto.
6585 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6587 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6589 (x86_64-*-*): Ditto.
6591 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6593 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6594 intrinisics for SSE5.
6596 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6599 * config/i386/mmintrin-common.h: New file, to contain common
6600 instructions between SSE4.1 and SSE5.
6602 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6603 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6604 (gen_regparm_prefix): Ditto.
6606 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6607 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6608 prototype_p to determine if a function is prototyped.
6610 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
6612 * c-common.c (c_common_reswords) add the alignof keyword,
6613 with same RID as __alignof and __alignof__
6615 2009-08-25 Anatoly Sokolov <aesok@post.ru>
6617 * hooks.h (hook_bool_const_int_const_int_true): Declare.
6618 * hooks.c (hook_bool_const_int_const_int_true): New function.
6619 * target.h (struct gcc_target): Add can_eliminate field.
6620 * target-def.h (TARGET_CAN_ELIMINATE): Define.
6621 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
6622 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
6623 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
6624 (elim_table): Revise comment.
6625 * system.h (CAN_ELIMINATE): Poison.
6626 * defaults.h (CAN_ELIMINATE): Remove.
6627 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
6629 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
6630 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
6632 (alpha_vms_can_eliminate): Declare as static, change return type to
6634 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
6636 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
6637 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
6638 (arm_can_eliminate): New function.
6640 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
6641 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
6642 (avr_can_eliminate): Declare as static.
6643 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
6645 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
6646 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
6647 (bfin_can_eliminate): New function.
6649 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
6650 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
6651 (crx_can_eliminate): New function.
6653 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
6654 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
6655 (fr30_can_eliminate): New function.
6657 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
6658 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
6659 (frv_can_eliminate): New function.
6661 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
6662 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
6663 (h8300_can_eliminate): New function.
6665 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
6666 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
6667 (i386_can_eliminate): Declare as static, change return type to bool.
6668 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
6670 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
6671 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
6672 (ia64_can_eliminate): New function.
6674 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
6675 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
6676 (iq2000_can_eliminate): New function.
6678 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
6679 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
6680 (m32r_can_eliminate): New function.
6682 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
6683 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
6684 (m68hc11_can_eliminate): New function.
6686 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
6687 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
6688 (m68k_can_eliminate): New function.
6690 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
6691 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
6692 (mep_can_eliminate): New function.
6694 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
6695 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
6696 (mips_can_eliminate): New function.
6698 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
6699 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
6700 (rs6000_can_eliminate): New function.
6702 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
6703 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
6704 (s390_can_eliminate): Declare as static.
6705 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
6707 * config/score/score.h (CAN_ELIMINATE): Remove macro.
6708 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
6709 (score_can_eliminate): New function.
6711 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
6712 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
6713 (sparc_can_eliminate): Declare as static.
6714 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
6716 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
6717 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
6718 (xstormy16_can_eliminate): New function.
6720 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
6721 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
6722 (v850_can_eliminate): New function.
6724 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
6726 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
6727 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
6728 (*movdfcc_ext[1234]): Disable for IEEE mode.
6730 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
6732 * gimplify.c (prepare_gimple_addressable): New static function.
6733 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
6735 (gimplify_addr_expr): Invoke it similarly on the operand instead of
6736 manually fiddling with it.
6738 2009-08-25 Michael Matz <matz@suse.de>
6740 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
6741 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
6743 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
6744 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
6745 (do_jump): Split out code for simple binary comparisons into ...
6746 (do_jump_1): ... this, taking the individual operands and code.
6747 Change callers to helper function above accordingly.
6748 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
6751 2009-08-25 Michael Matz <matz@suse.de>
6753 * expr.h (struct separate_ops, sepops): New type for passing
6754 around an exploded simple expression.
6755 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
6756 Use this structure instead of expression tree.
6757 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
6758 expression, only its type.
6759 (expand_vec_cond_expr): Take type and individual operands instead
6761 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
6762 expand_vec_shift_expr): Change prototype accordingly.
6763 * tree-vect-stmts.c (vectorizable_condition): Change call of
6764 expand_vec_cond_expr_p to pass only type.
6765 * expr.c (do_store_flags): Change prototype and implementation
6766 to take an exploded expression.
6767 (expand_expr_real_1): New local ops initialized with details
6768 of the full expression. Use it instead of full
6769 expression in calls to do_store_flags, expand_vec_cond_expr,
6770 expand_widen_pattern_expr and expand_vec_shift_expr.
6772 2009-08-25 Michael Matz <matz@suse.de>
6774 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
6775 treeop2 initialized with first three operands of the full expression.
6776 Substitute all TREE_OPERAND (exp, [012]) calls with them.
6778 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
6780 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
6781 (__gthread_objc_condition_allocate): Mark arguments as unused.
6782 (__gthread_objc_condition_deallocate): Likewise.
6783 (__gthread_objc_condition_wait): Likewise.
6784 (__gthread_objc_condition_broadcast): Likewise.
6785 (__gthread_objc_condition_signal): Likewise.
6786 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
6787 (__gthread_objc_thread_id): Likewise.
6789 2009-08-25 Janus Weil <janus@gcc.gnu.org>
6792 * tree-pretty-print.c (print_call_name): Print the correct call name
6793 for procedure pointer components.
6795 2009-08-24 Steve Ellcey <sje@cup.hp.com>
6797 * config/ia64/ia64.c (ia64_promote_function_mode): Call
6798 default_promote_function_mode when not VMS.
6800 2009-08-24 Olivier Hainque <hainque@adacore.com>
6802 * convert.c (convert_to_integer): Don't assume an input pointer is
6803 POINTER_SIZE wide. Fetch from the type instead.
6805 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6807 * configure.ac (AC_PREREQ): Bump to 2.64.
6809 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
6811 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
6812 (process_command): Don't search standard_exec_prefix_1 and
6813 standard_exec_prefix_2.
6815 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6817 * config/arm/arm.c (output_return_instruction): Handle for
6820 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6822 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
6824 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6826 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
6827 (*arm_movdf_vfp): Likewise.
6829 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6831 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
6832 (vashr<mode>3): Rename from ashr<mode>3.
6833 (vlshr<mode>3): Rename from lshr<mode>3.
6835 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
6838 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
6839 (check_format_info_main): Use scalar_identify_flag.
6840 (check_format_types): Check for scalar size identity if
6841 scalar_identify_flag is set.
6842 (printf_length_specs): Extend by new field.
6843 (asm_fprintf_length_specs): Likewise.
6844 (gcc_diag_length_specs): Likewise.
6845 (scanf_length_specs): Likewise.
6846 (strfmon_length_specs): Likewise.
6847 (gcc_gfc_length_specs): Likewise.
6848 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
6849 (ms_printf_flag_specs): Likewise.
6850 * c-format.h (format_length_info): Add new member scalar_identity_flag.
6852 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
6855 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
6856 (*call_value_pop_1): Ditto.
6857 (*sibcall_pop_1): New insn pattern.
6858 (*sibcall_value_pop_1): Ditto.
6860 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6863 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
6866 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6869 * fwprop.c (try_fwprop_subst): Allow multiple sets.
6870 (get_reg_use_in): New function.
6871 (forward_propagate_subreg): Propagate through subreg of zero_extend
6874 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
6876 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
6877 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
6879 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6881 * configure.ac: Remove --with-datarootdir, --with-docdir,
6882 --with-htmldir switches. No need to call AC_SUBST for
6883 datarootdir, docdir, htmldir any more.
6884 * configure: Regenerate.
6885 * doc/install.texi (Configuration): Document --datarootdir,
6886 --docdir, --htmldir, --pdfdir; update documentation for
6887 --infodir, --mandir.
6888 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
6891 * aclocal.m4: Regenerate.
6892 * config.in: Regenerate.
6893 * configure: Regenerate.
6895 2009-08-21 Douglas B Rupp <rupp@gnat.com>
6896 Olivier Hainque <hainque@adacore.com>
6898 * config/ia64/ia64.c: Include libfuncs.h.
6899 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
6900 (ia64_expand_call): Use reg 25 on VMS.
6901 (ia64_initialize_trampoline): Fix for VMS ABI.
6902 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
6903 (ia64_function_arg): Initialize reg 25 on VMS.
6904 Fix OpenVMS ABI issues for varargs.
6905 For OpenVMS, emit the Argument Information register set in the
6906 incoming/sibcall case as well.
6907 (ia64_arg_type): New function.
6908 (ia64_function_arg_advance): Keep track of cum->words.
6909 Fix OpenVMS ABI issues for varargs.
6910 (ia64_function_value): On VMS, promote mode of non-aggregate types.
6911 (ia64_override_options): Set flag_no_common on VMS.
6912 (ia64_init_builtins): Disable FWRITE builtin.
6913 (ia64_asm_output_external): Call DO_CRTL_NAMES.
6914 (ia64_vms_init_libfuncs): Add decc$ routines.
6915 (ia64_vms_valid_pointer_mode): New function.
6916 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
6917 (ia64_promote_function_mode): New function
6918 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
6919 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
6920 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6921 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
6922 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
6923 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
6924 Suppress trailing '#' if VALUE is numeric.
6925 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
6926 ia64_promote_function_mode.
6927 (TARGET_VALID_POINTER_MODE): Define.
6929 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6932 * config/rs6000/rs6000.c (rs6000_override_options): Use
6933 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
6936 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
6937 reporting of vector + decimal/boolean/complex error.
6939 2009-08-21 Jakub Jelinek <jakub@redhat.com>
6941 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
6942 __vector double TYPE_DECL.
6944 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
6946 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
6947 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
6948 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
6949 to pointer to enum machine_mode. Update all callers as needed.
6951 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
6953 * config/alpha/alpha.md (exception_receiver): Emit alternative
6954 GP load sequence if flag_reorder_blocks_and_partition is set.
6955 (*exception_receiver_2): Also enable when
6956 flag_reorder_blocks_and_partition is set.
6958 2009-08-20 Matt Rice <ratmice@gmail.com>
6959 Diego Novillo <dnovillo@google.com>
6961 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
6964 2009-08-20 Richard Guenther <rguenther@suse.de>
6966 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
6967 * c-tree.h (c_dup_lang_specific_decl): Remove.
6968 (struct lang_decl, struct lang_type): Move definitions ...
6969 * c-lang.h: ... here. New file.
6970 * c-decl.c: Include c-lang.h.
6971 (c_dup_lang_specific_decl): Remove.
6972 * c-typeck.c: Include c-lang.h.
6973 * Makefile.in (c-decl.o): Add c-lang.h dependency.
6974 (c-typeck.o): Likewise.
6975 * c-config-lang.in (gtfiles): Add c-lang.h.
6976 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
6979 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
6981 * config/alpha/alpha.c (alpha_end_function): Do not clear
6982 crtl->emit structure and free insn locators if cfun->is_thunk is true,
6983 this is now handled in generic code.
6985 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
6987 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
6988 (s390_z10_fix_long_loop_prediction): New function.
6989 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
6990 (s390_reorg): Walk over the INSNs and invoke
6991 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
6993 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
6995 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
6996 "*brx_64bit", "*brx_31bit"): New patterns.
6997 * config/s390/s390.c ('E'): New output modifier.
6999 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7000 Richard Earnshaw <richard.earnshaw@arm.com>
7002 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7003 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7005 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7007 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7009 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7010 for mode mode of operand0 when doing secondary reload for SAR.
7012 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7015 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7016 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7018 2009-08-19 Jason Merrill <jason@redhat.com>
7020 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7021 supported template depth in C++0x.
7023 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7025 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7026 free_after_compilation.
7027 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7028 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7029 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7030 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7031 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7032 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7033 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7035 2009-08-19 Ian Lance Taylor <iant@google.com>
7037 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7038 of (plus (mult (neg B) C) A).
7040 2009-08-18 Michael Matz <matz@suse.de>
7042 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7043 instead of comparing TYPE_MAIN_VARIANT for equality.
7044 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7045 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7046 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7047 * gimplify.c (goa_lhs_expr_p): Ditto and use
7048 STRIP_USELESS_TYPE_CONVERSION.
7050 2009-08-18 Michael Matz <matz@suse.de>
7052 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7053 first field in a struct.
7054 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7056 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7058 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7059 locators before emit_insn is called. Remove assert that
7061 (alpha_end_function): Clear crtl->emit structure and free insn
7062 locators if cfun->is_thunk is true.
7064 2009-08-18 Jason Merrill <jason@redhat.com>
7066 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7068 * configure.ac: Test for it.
7069 * configure, config.in: Regenerate.
7070 * doc/install.texi: Document --enable-gnu-unique-object.
7072 2009-08-18 Richard Guenther <rguenther@suse.de>
7075 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7076 pow(x,y*z) only if x is nonnegative.
7078 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7080 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7084 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7085 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7087 2009-08-17 DJ Delorie <dj@redhat.com>
7089 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7090 * config/m32c/prologue.md (epilogue_freit): New.
7092 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7093 (bank_switch_p): Likewise.
7094 (fast_interrupt_p): Likewise.
7095 (interrupt_p): Likewise.
7096 (m32c_conditional_register_usage): Round memregs size up.
7097 (need_to_save): We only need to save $a0 when we use ENTER.
7098 (interrupt_p): Check for fast_interrupt too.
7099 (bank_switch_p): New.
7100 (fast_interrupt_p): New.
7101 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7102 (m32c_emit_prolog): Support bank switching and fast interrupts.
7103 * doc/extend.texi (Function Attributes): Add bank_switch and
7106 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7108 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7109 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7111 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7113 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7114 (menu): Add IA-64/VMS Options.
7115 (IA-64/VMS Options): Likewise.
7117 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7120 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7122 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7124 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7125 (mips_pop_asm_switch): Likewise.
7126 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7128 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7129 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7130 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7131 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7132 instead of set_noreorder.
7133 (mips_output_function_prologue): Use the new functions.
7134 (mips_output_function_epilogue): Likewise.
7135 (mips_need_noat_wrapper_p): New function, split out from...
7136 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7137 Use mips_push_asm_switch and mips_pop_asm_switch.
7138 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7139 and mips_pop_asm_switch.
7140 (ASM_OUTPUT_REG_POP): Likewise.
7141 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7142 Use mips_pop_asm_switch.
7143 (mips_asm_switch): New structure.
7144 (set_noreorder, set_nomacro): Replace with...
7145 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7146 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7147 instead of set_nomacro.
7148 (fix_truncsfsi2_macro): Likewise.
7149 (cprestore): Likewise.
7150 (hazard): Use mips_noreorder instead of set_noreorder.
7151 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7153 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7155 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7156 from prev_active_insn.
7158 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7160 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7161 * config/avr/avr.c (avr_override_options): Initialize
7162 avr_current_arch variable.
7163 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7164 __AVR_HAVE_16BIT_SP__ according to the device type.
7165 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7167 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7168 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7170 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7173 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7174 generating inlined subroutine die only. We shouldn't be
7175 called for anything else.
7176 (gen_block_die): Don't generate inline subroutine debug info for
7179 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7181 * graphite-poly.c (print_pbb): Print PBB index.
7183 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7186 * graphite-interchange.c (ppl_max_for_le): Moved...
7187 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7188 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7189 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7190 * graphite-ppl.h (ppl_max_for_le): Declared.
7192 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7194 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7195 supported on all platforms.
7196 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7197 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7198 * c-pragma.c: Likewise.
7199 * target-def.h (TARGET_INITIALIZER): Remove
7200 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7201 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7203 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7205 * config/ia64/fde-vms.c: New file.
7206 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7207 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7208 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7209 (uw_frame_state_for): Only register a personality routine if it is
7210 known to be compatible with our expectations.
7211 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7212 Declare unw_table_entry stack variable and
7213 mod all calls to _Unwind_FindTableEntry to add arg.
7214 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7215 (_Unwind_FindTableEntry): Add arg to prototype.
7217 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7219 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7220 field 'signal_pfs_loc'.
7221 (uw_frame_state_for): Remove duplicate code dealing with leaf
7222 procedures without unwind info.
7223 If in the frame after unwinding through a signal handler, restore
7224 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7225 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7226 'pfs_loc' to the AR.PFS location in the signal context; instead
7227 set 'signal_pfs_loc'.
7228 Manually generate the unwind info for the AR.PFS register.
7229 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7230 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7231 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7232 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7233 instead set 'signal_pfs_loc'.
7234 Remove code preventing the AR.PFS register from being restored
7235 from the signal context.
7237 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7238 Tristan Gingold <gingold@adacore.com>
7240 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7241 * config/ia64/t-vms: New file.
7242 * config/ia64/vms64.h: New file.
7243 * config/ia64/vms.h: New file.
7244 * config/ia64/vms-crtinit.asm: New file.
7245 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7246 * config/ia64/vms-unwind.h: New file.
7248 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7250 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7253 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7256 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7258 * real.h (do_mpc_arg2): ... here.
7259 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7262 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7264 * final.c (add_debug_prefix_map): Don't use GC memory for
7265 old_prefix and new_prefix.
7267 2009-08-14 Richard Guenther <rguenther@suse.de>
7269 * ipa-prop.c (compute_complex_pass_through): If we cannot
7270 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7272 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7274 * c-lex.c (c_lex_with_flags): Increase size of local variable
7275 to avoid memory clobber.
7277 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7280 * config/i386/i386.c (ix86_fp_comparison_strategy):
7281 Only enable/disable sahf at function granularity.
7283 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7285 PR rtl-optimization/41064
7286 * reload1.c (reload_as_needed): Don't call extract_insn
7287 for known invalid replacements after calling
7288 validate_replace_rtx_group and verify_changes.
7290 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7293 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7294 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7295 ix86_expand_fp_vcond.
7296 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7297 Assert that operation is supported by ix86_expand_int_vcond.
7298 (vcondu<SSEMODE124C8:mode>): Ditto.
7300 2009-08-13 DJ Delorie <dj@redhat.com>
7302 * config/i386/djgpp-stdint.h: New.
7303 * config.gcc (djgpp): Use it.
7305 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7307 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7308 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7310 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7312 * tree-ssa-loop-prefetch.c
7313 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7314 for long-stride pruning.
7315 (compute_miss_rate): New function to compute the probability
7316 that two memory references access different cache lines.
7318 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7320 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7322 2009-08-13 Richard Guenther <rguenther@suse.de>
7325 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7326 use the constant pointer type.
7327 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7328 of CV qualifiers on the target pointer type.
7329 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7330 conversion check before restrict check.
7332 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7335 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7337 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7339 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7341 2009-08-12 Richard Guenther <rguenther@suse.de>
7343 PR tree-optimization/41011
7344 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7345 and reference constructing.
7347 2009-08-12 Xinliang David Li <davidxl@google.com>
7349 PR tree-optimization/41012
7350 * tree-flow.h : New external interface.
7351 * gimple-low.c (check_call_arg): Change to public function.
7352 Remove argument mismatch check in lowering.
7353 * tree-inline.h (tree_can_inline_p): Interface change.
7354 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7356 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7357 Call change to tree_can_inline_p function.
7358 (cgraph_decide_inlining_incrementally): Ditto.
7360 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7362 PR tree-optimization/41031
7363 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7364 on the partition variable rather than promote_mode on the source
7365 type. Assert that the partition variable's type has the same
7366 mode as the source value's.
7368 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7370 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7371 for for_return == 2.
7372 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7374 * calls.c (expand_call): Fix typo.
7375 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7377 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7379 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7380 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7381 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7382 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7384 2009-08-12 Andrew Haley <aph@redhat.com>
7386 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7388 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7391 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7393 2009-08-12 Richard Guenther <rguenther@suse.de>
7395 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7396 * gimplify.c (gimplify_modify_expr): Do not use
7397 lang_hooks.types_compatible_p.
7398 * tree-ssa.c (useless_type_conversion_p): For aggregates
7399 just return false if the canonical types differ.
7401 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7404 * sese.c (convert_for_phi_arg): New.
7405 (add_guard_exit_phis): Use convert_for_phi_arg.
7407 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7409 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7410 unknown subscript upper bounds.
7412 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7413 Pranav Garg <pranav.garg2107@gmail.com>
7415 * graphite-interchange.c (gather_access_strides): Removed.
7416 (ppl_max_for_le): New.
7417 (build_linearized_memory_access): New.
7418 (memory_stride_in_loop): New.
7419 (pbb_interchange_profitable_p): Reimplemented.
7420 * graphite-ppl.h (ppl_new_id_map): New.
7421 (ppl_interchange): New.
7423 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7425 * graphite-interchange.c (compute_subscript): Removed.
7426 (compute_array_size_cstr): Removed.
7427 (compute_array_size_poly): Removed.
7428 (compute_array_size): Removed.
7429 (gather_access_strides_poly): Removed.
7430 (gather_access_strides): Empty.
7432 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7434 * graphite-dependences.c (dependence_polyhedron_1): Replace
7435 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7436 (graphite_legal_transform_dr): Same.
7437 (graphite_carried_dependence_level_k): Same.
7438 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7439 Initialize PDR_NB_SUBSCRIPTS.
7440 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7442 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7443 (PDR_NB_SUBSCRIPTS): New.
7444 (pdr_nb_subscripts): Removed.
7445 (pdr_dim): Simplified.
7446 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7447 with PDR_NB_SUBSCRIPTS.
7449 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7451 * graphite-interchange.c (compute_array_size): Remove use of
7453 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7454 Do not initialize PDR_DATA_CONTAINER.
7455 (print_pdr): Do not print PDR_DATA_CONTAINER.
7456 * graphite-poly.h (struct poly_dr): Remove data_container field.
7457 (PDR_DATA_CONTAINER): Removed.
7458 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7460 (build_poly_dr): Same.
7462 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7463 Sebastian Pop <sebastian.pop@amd.com>
7465 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7466 copy of the dependence polyhedron. Free the temporary objects.
7467 (graphite_carried_dependence_level_k): Free unused objects before
7470 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7472 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7473 Early return without analyzing the data dependences if no
7474 transform has been done. Call restore_scattering if the transform
7476 (graphite-interchange.c): Same.
7477 * graphite-poly.c (print_scattering_function): Test for
7479 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7480 (apply_poly_transforms): Do not gcc_assert that
7481 the transform is legal.
7482 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7483 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7484 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7485 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7486 * graphite-poly.h (struct poly_scattering): New.
7487 (struct poly_bb): Add original, transformed, and saved fields.
7488 Remove transformed_scattering, original_scattering,
7489 nb_local_variables and nb_scattering_transform fields.
7490 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7491 (poly_scattering_new): New.
7492 (poly_scattering_free): New.
7493 (poly_scattering_copy): New.
7494 (store_scattering_pbb): New.
7495 (store_scattering): New.
7496 (restore_scattering_pbb): New.
7497 (restore_scattering): New.
7498 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
7499 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
7501 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7503 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
7506 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7508 * Makefile.in (graphite.o): Depends on PREDICT_H.
7509 * graphite.c: Include predict.h.
7510 (graphite_finalize): Call tree_estimate_probability.
7511 * predict.c (predict_loops): Do not call scev_initialize and
7513 (tree_estimate_probability_bb): New.
7514 (tree_estimate_probability): Do not initialize loops: move that
7515 code to the driver. Call tree_estimate_probability_bb.
7516 (tree_estimate_probability_driver): New.
7517 (pass_profile): Use tree_estimate_probability_driver.
7518 * predict.h (tree_estimate_probability): Declared.
7520 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7522 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
7523 * graphite-dependences.c (graphite_legal_transform): Add time to
7524 TV_GRAPHITE_DATA_DEPS.
7525 (dependency_between_pbbs_p): Same.
7526 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
7528 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
7530 PR rtl-optimization/41033
7531 * alias.c (nonoverlapping_component_refs_p): Punt when strict
7532 aliasing is disabled.
7534 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7536 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
7537 si_mask_operand, and_load_operand, low_bitmask_operand,
7538 and_reg_operand, and_operand): New predicates.
7539 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
7540 * config/mips/mips.c (and_operands_ok): New function.
7541 * config/mips/mips-protos.h (and_operands_ok): Declare it.
7542 * config/mips/mips.md (move_type): Add ext_ins and logical.
7543 (type): Handle them.
7544 (and<mode>3): Use and_reg_operand as the second operand's predicate.
7545 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
7546 shift_shift. Remove commutative constraint modifier.
7547 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
7549 (*clear_upper32_dext): Remove define_insn_and_split.
7550 (*clear_upper32): Turn this define_insn_and_split ...
7551 (splitter for ANDing register with 0xffff_ffff): .. into this.
7553 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7555 * combine.c (try_widen_shift_mode): Factor out code to check if an
7556 integer constant is a low-order bitmask from here ...
7557 * rtlanal.c (low_bitmask_len): ... to here.
7558 * rtl.h (low_bitmask_len): Declare.
7560 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
7563 * config/alpha/alpha.md (addsi3): Remove expander.
7564 (addsi3): Rename from *addsi3_internal insn pattern.
7565 (subsi3): Remove expander.
7566 (subsi3): Rename from *subsi3_internal insn pattern.
7568 2009-08-11 Douglas B Rupp <rupp@gnat.com>
7570 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
7573 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
7574 Eric Botcazou <botcazou@adacore.com>
7575 Douglas B Rupp <rupp@gnat.com>
7577 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
7578 that records that fit in 64 bits are returned by immediate value,
7579 as required by OpenVMS Calling Standard.
7580 (function_value): Adjust for above modification.
7581 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
7582 virtual_incoming_args_rtx as base object, not next_arg.
7583 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7585 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7587 * reload.c (find_reloads_subreg_address): Check the original
7588 req_equiv_mem address to detect the case where an address is
7589 not valid in the outer mode.
7591 2009-08-11 Richard Guenther <rguenther@suse.de>
7594 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
7596 2009-08-10 Douglas B Rupp <rupp@gnat.com>
7598 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
7599 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
7601 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
7602 Douglas B Rupp <rupp@gnat.com>
7604 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
7605 PT_STACK when frame_pointer_needed on OpenVMS.
7606 (alpha_pv_save_size, alpha_using_fp): Remove.
7607 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
7608 with proper processing for PT_NULL.
7609 (alpha_vms_initial_elimination_offset): New function. Support for
7610 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
7611 (alpha_sa_size): Force procedure type to PT_STACK when
7612 frame_pointer_needed on OpenVMS.
7613 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
7614 (alpha_using_fp): Likewise.
7615 (alpha_vms_can_eliminate): Add prototype.
7616 (alpha_vms_initial_elimination_offset): Likewise.
7617 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
7618 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
7620 2009-08-10 Eric Botcazou <botcazou@adacore.com>
7621 Douglas B Rupp <rupp@gnat.com>
7623 * config/alpha/alpha.c (common_object_handler): New function.
7624 (vms_attribute_table): Declare a single attribute "common_object".
7625 (vms_output_aligned_decl_common): New global function.
7626 (SECTION_VMS_OVERLAY): Delete.
7627 (SECTION_VMS_GLOBAL): Likewise.
7628 (SECTION_VMS_INITIALIZE): Likewise.
7629 (vms_asm_named_section): Remove support for above flags.
7630 (vms_section_type_flags): Delete.
7631 (TARGET_SECTION_TYPE_FLAGS): Likewise.
7632 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
7633 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
7634 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
7636 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7639 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
7640 (sub_ddmmss): Likewise.
7642 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
7645 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
7648 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7651 * reload1.c (reload_as_needed): Use cancel_changes to completely
7652 undo a failed replacement attempt.
7654 2009-08-10 Richard Guenther <rguenther@suse.de>
7657 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
7658 (useless_type_conversion_p): ... here. Require pointer targets
7661 2009-08-10 Dodji Seketeli <dodji@redhat.com>
7664 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
7665 loose the original type of the statement list.
7667 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7669 * config/alpha/alpha.c: Include libfuncs.h
7670 (avms_asm_output_extern): New function.
7671 (alpha_init_libfuncs): Init some decc libfuncs.
7672 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
7673 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
7674 (DO_CRTL_NAMES): Define.
7676 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
7677 (LONG_TYPE_SIZE): Define.
7678 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
7679 (SUBTARGET_SWITCHES): Define malloc64 switch.
7680 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
7681 (MASK_RETURN_ADDR): Define.
7682 doc/invoke.texi (mmalloc64): Document switch.
7684 2009-08-09 Olivier Hainque <hainque@adacore.com>
7685 Douglas B Rupp <rupp@gnat.com>
7687 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
7688 uses_condition_handler.
7689 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
7690 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
7691 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
7692 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
7693 (code_for_builtin): New insn codes for the new alpha_builtins.
7694 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
7695 (alpha_sa_size): Account for uses_condition_handler.
7696 (alpha_expand_prologue): Likewise.
7697 (alpha_start_function): Likewise.
7698 (alpha_expand_epilogue): Likewise.
7699 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
7700 establish/revert expanders.
7701 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
7702 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
7703 New expander, resorting to the alpha.c associated function.
7704 (builtin_revert_vms_condition_handler): Likewise.
7705 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
7706 __gcc_shell_handler, the static VMS condition handler used as
7707 an indirection wrapper to the current dynamically established
7709 * config/alpha/vms-unwind.h: Complete rewrite.
7710 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
7711 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
7713 2009-08-09 Eric Botcazou <botcazou@adacore.com>
7714 Douglas B Rupp <rupp@gnat.com>
7716 * config/alpha/alpha.c (alpha_links): Add 'target' field.
7717 (alpha_need_linkage): Handle aliases. Return function symbol.
7718 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
7719 Use ultimate alias target for the linkage name.
7720 * config/alpha/alpha.md (movmemdi): Use the symbol returned
7721 by alpha_need_linkage for the function symbol.
7722 (setmemdi): Likewise.
7724 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7726 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
7727 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
7728 (ASM_WEAKEN_LABEL): Define.
7729 (CRT_CALL_STATIC_FUNCTION): Define.
7730 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
7731 (ENDFILE_SPEC): Define.
7732 (INIT_SECTION_ASM_OP): Define.
7733 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
7734 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
7736 (MULTILIB_OSDIRNAMES): Define.
7737 (shlib_version): Define.
7738 (SHLIB_EXT): Define.
7739 (SHLIB_OBJS): Define.
7740 (SHLIB_NAME): Define.
7741 (SHLIB_MULTILIB): Define.
7742 (SHLIB_INSTALL): Define.
7743 (SHLIB_SYMVEC): Define.
7744 (SHLIB_SYMVECX2): Define.
7745 (SHLIB_LINK): Define.
7747 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7749 * config/alpha/alpha.c (alpha_initialize_trampoline):
7750 Initialize VMS trampoline IAW ABI for bounded procedure calls.
7751 (alpha_start_function): Emit transfer address on nested functions
7752 for VMS trampoline call.
7753 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
7754 since no longer used.
7755 * config/alpha/vms-tramp.asm: Remove.
7756 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
7757 since now only data initialized at runtime.
7759 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7761 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
7762 (LINK_GCC_C_SEQUENCE_SPEC): Define.
7763 (MD_EXEC_PREFIX): Remove, no longer used.
7764 (MD_STARTFILE_PREFIX): Likewise.
7765 (INCLUDE_DEFAULTS): Likewise.
7766 * config/alpha/t-vms:
7767 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
7769 2009-08-09 Richard Guenther <rguenther@suse.de>
7771 PR tree-optimization/41016
7772 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
7773 (operand_precision): Remove.
7774 (integral_operand_p): Likewise.
7775 (recognize_single_bit_test): Adjust.
7777 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7779 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
7780 operation overflows. Likewise non-cast unary arithmetic.
7781 If one arm of a conditional expression is always taken,
7782 inhibit evaluation warnings for the other arm. Likewise inhibit
7783 evaluation warnings for the second && or || operand if the first
7784 operand is enough to determine the result.
7785 * c-typeck.c (build_conditional_expr): Apply the same inhibition
7787 (build_binary_op): Prevent duplicate evaluation warnings.
7789 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7791 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
7792 and destination have different modes, Use promote_mode to
7793 determine the signedness of the conversion. Assert that the
7794 promoted source mode matches the destination mode. Don't pass
7795 the destination and destination mode to expand_expr if the source
7796 mode is different. Simplify conversion logic.
7798 2009-08-09 Ira Rosen <irar@il.ibm.com>
7800 PR tree-optimization/41008
7801 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
7802 from condition only in case it's a comparison. Adjust checks.
7804 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
7806 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
7807 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
7808 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
7809 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
7810 (dump_cand): Handle them.
7811 (struct iv_cand): New members COST_STEP and AINC_USE.
7812 (stmt_after_increment): Likewise.
7813 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
7814 callers changed. Use gimple_uid comparison instead of scanning.
7815 (add_candidate_1): When looking for identical candidates, take
7816 AINC_USE into account. Set it for new candidates.
7817 (force_expr_to_var_cost): Cast target_spill_cost to int.
7818 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
7819 All callers changed. Check for availability of autoinc addressing
7820 modes, both in general for a given mode, and in the specific use case.
7821 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
7823 (get_computation_cost): Likewise.
7824 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
7825 add_autoinc_candidates): New static functions.
7826 (add_candidate): Call add_autoinc_candidates for candidates based on
7828 (find_iv_candidates): Call set_autoinc_for_original_candidates.
7829 (determine_use_iv_cost_address): If we have an autoinc candidate at
7830 the matching use, verify autoinc is possible and subtract the cost
7831 of the candidate's step from the cost.
7832 (determine_iv_cost): Record the cost of the increment in the COST_STEP
7833 member of the candidate.
7834 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
7835 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
7837 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7839 * config.build (ia64-hp-*vms*): New target.
7840 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7842 * config.gcc (ia64-hp-*vms*): New target.
7843 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7845 * config.host (ia64-hp-*vms*): New target.
7846 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7849 2009-08-08 Richard Guenther <rguenther@suse.de>
7851 PR tree-optimization/40991
7852 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
7854 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
7856 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
7857 mode check. Do truncations in an integer mode.
7858 (force_to_mode): Handle subregs for all mode types. Only do
7859 arithmetic simplifications on integer modes.
7861 2009-08-07 Richard Guenther <rguenther@suse.de>
7863 PR tree-optimization/40999
7864 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
7865 (maybe_fold_reference): Lookup constant initializers.
7866 (fold_gimple_assign): Likewise.
7868 2009-08-07 Richard Guenther <rguenther@suse.de>
7870 * tree-ssa.c (useless_type_conversion_p_1): Only for types
7871 that require structural equality defer to the langhook.
7873 2009-08-07 Martin Jambor <mjambor@suse.cz>
7875 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
7877 (struct ipa_pass_through_data): New type.
7878 (struct ipa_ancestor_jf_data): New type.
7879 (union jump_func_value): Removed field formal_id, added fields
7880 pass_through and ancestor.
7881 (struct ipa_param_call_note): Changed type of formal_id to int from
7883 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
7884 operations jump functions and ancestor jump functions.
7885 (compute_complex_pass_through): New function.
7886 (compute_scalar_jump_functions): Call compute_complex_pass_through,
7887 reflect changes in the jump function strucutre.
7888 (update_jump_functions_after_inlining): Ignore complex pass-through
7889 and ancestor jump functions.
7890 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
7891 polynomial pass-through with operation jump functions.
7893 2009-08-07 Jakub Jelinek <jakub@redhat.com>
7895 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
7896 fde->dw_fde_begin as begin label instead of hot/cold label.
7897 Use LLSDAC label instead of LLSDA for second section lsda.
7898 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
7899 label instead of LLSDA if it is true.
7900 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
7902 * except.c (add_call_site, dw2_size_of_call_site_table): Add
7903 SECTION argument. Use it as index into crtl->eh.call_site_record
7905 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
7906 use it to determine how to print table entries instead of using
7907 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
7908 label instead of normal begin label as base.
7909 (sjlj_assign_call_site_values): Adjust add_call_site caller.
7910 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
7911 ensure no EH range spans between sections and that landing pads
7912 are always in the corresponding section.
7913 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
7914 for crtl->eh.call_site_record being an array rather than scalar.
7915 (output_one_function_exception_table): New function, copied
7916 from output_function_exception_table. Adjust
7917 dw2_size_of_call_site_table, dw2_output_call_site_table
7918 callers. For SECOND section use *C suffixed labels.
7919 (output_function_exception_table): Call
7920 output_one_function_exception_table and, when doing hot/cold
7921 partitioning, also another time for the second section.
7922 * opts.c: Include except.h.
7923 (decode_options): Allow -freorder-blocks-and-partition with
7924 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
7925 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
7926 * function.h (struct rtl_eh): Change call_site_record from
7927 scalar into array of 2 elements.
7929 2009-08-07 Martin Jambor <mjambor@suse.cz>
7931 * ipa-prop.c (count_formal_params_1): New function.
7932 (ipa_get_vector_of_formal_parms): New function.
7933 (get_vector_of_formal_parm_types): New function.
7934 (ipa_modify_formal_parameters): New function.
7935 (ipa_modify_call_arguments): New function.
7936 (index_in_adjustments_multiple_times_p): New function.
7937 (ipa_combine_adjustments): New function.
7938 (ipa_dump_param_adjustments): New function.
7939 * ipa-prop.h (struct ipa_parm_adjustment): New type.
7940 (ipa_get_vector_of_formal_parms): Declare.
7941 (ipa_modify_formal_parameters): Declare.
7942 (ipa_modify_call_arguments): Declare.
7943 (ipa_combine_adjustments): Declare.
7944 (ipa_dump_param_adjustments): Declare.
7945 (build_ref_for_offset): Declare.
7946 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
7947 * tree-sra.c: Include ipa-prop.c.
7948 (build_ref_for_offset): Make public.
7950 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
7952 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
7954 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
7956 * gcc/doc/extend.texi (__builtin_extract_return_address)
7957 (__builtin_frob_return_address): Document.
7959 2009-08-06 Paul Brook <paul@codesourcery.com>
7961 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
7962 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
7963 implementation on ARMv6-M.
7965 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7967 * doc/extend.texi (pcs): Document new attribute for ARM.
7969 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7971 * arm.c (pcs_attribute_args): Comment out unsupported attribute
7974 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7976 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
7979 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7981 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
7983 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7985 Merge ARM/hard_vfp_branch to trunk.
7987 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
7989 * arm.c (libcall_eq): New function.
7990 (libcall_hash): New function.
7991 (add_libcall): New function.
7992 (arm_libcall_uses_aapcs_base): New function.
7993 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
7994 libcalls using the base PCS.
7995 (arm_init_cumulative_args): Likewise.
7997 2009-07-20 Joseph Myers <joseph@codesourcery.com>
7999 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8000 Use base ABI for conversion libfuncs between HFmode and SFmode.
8002 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8004 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8005 V4SImode as representatives of all 64-bit and 128-bit vector
8006 types. Allow vector types without vector modes.
8007 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8008 without vector modes like BLKmode.
8009 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8010 BLKmode. Avoid unsupported vector modes or TImode moves for
8012 (aapcs_vfp_allocate_return_reg): Likewise.
8013 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8014 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8016 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8018 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8019 (arm_get_pcs_model): Pass attribute arguments to
8020 arm_pcs_from_attribute.
8021 (arm_init_cumulative_args): Use base AAPCS for conversions from
8022 floating-point types to DImode.
8023 (arm_attribute_table): Add pcs attribute.
8024 (arm_handle_pcs_attribute): New.
8025 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8026 conversions from floating-point types to DImode, also declare them
8027 to use base AAPCS and declare functions they call to use base
8028 AAPCS and their RTABI names.
8030 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8032 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8033 -mfloat-abi=hard not being supported for VFP.
8035 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8037 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8038 SYMBOL_REF to hard_libcall_value.
8040 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8041 Richard Earnshaw <rearnsha@arm.com>
8043 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8044 has been put on the stack, all remaining co-processory arguments for
8045 that co-processor also go on the stack.
8047 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8049 * config/arm/arm.c (arm_return_in_memory): Handle returning
8050 vectors of suitable size in registers also for AAPCS case.
8052 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8054 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8056 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8058 ARM Hard-VFP calling convention
8059 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8060 * target.h (gcc_target): Add libcall_value to table of call hooks.
8061 * targhooks.h (default_libcall_value): Default implementation.
8062 * targhooks.c (default_libcall_value): Likewise.
8063 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8064 * optabs.c (expand_unop): Use it.
8065 * expr.h (hard_libcall_value): Pass the function RTX through.
8066 * calls.c (emit_library_call_value_1): Update call to
8068 * explow.c (hard_libcall_value): Use new target hook.
8069 * testsuite/lib/target-supports.exp
8070 (check_effective_target_arm_hard_vfp_ok): New hook.
8071 (check_effective_target_arm_neon_ok): Improve test for neon
8073 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8074 * config/arm/arm.c: Include cgraph.h
8075 (TARGET_FUNCTION_VALUE): Override default hook.
8076 (arm_pcs_default): New variable.
8077 (arm_override_options): Don't fault hard calling convention with VFP.
8078 Add support for AAPCS variants.
8079 (arm_function_value): Make static. Handle AAPCS variants.
8080 (arm_libcall_value): New function.
8081 (arm_apply_result_size): Handle VFP registers in results.
8082 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8084 (pcs_attribute_args): New variable.
8085 (arm_pcs_from_attribute): New function.
8086 (arm_get_pcs_model): New function.
8087 (aapcs_vfp_cum_init): New function.
8088 (aapcs_vfp_sub_candidate): New function.
8089 (aapcs_vfp_is_return_candidate): New function.
8090 (aapcs_vfp_is_call_candidate): New function.
8091 (aapcs_vfp_allocate): New function.
8092 (aapcs_vfp_allocate_return_reg): New function.
8093 (aapcs_vfp_advance): New function.
8094 (aapcs_cp_arg_layout): New variable.
8095 (aapcs_select_call_coproc): New function.
8096 (aapcs_select_return_coproc): New function.
8097 (aapcs_allocate_return_reg): New function.
8098 (aapcs_libcall_value): New function.
8099 (aapcs_layout_arg): New function.
8100 (arm_init_cumulative_args): Initialize AAPCS args data.
8101 (arm_function_arg): Handle AAPCS variants using new interface.
8102 (arm_arg_parital_bytes): Likewise.
8103 (arm_function_arg_advance): New function.
8104 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8105 calling conventions.
8106 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8107 * arm.h (NUM_VFP_ARG_REGS): Define.
8108 (LIBCALL_VALUE): Update.
8109 (FUNCTION_VALUE): Delete.
8110 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8111 (arm_pcs): New enum.
8112 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8113 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8114 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8115 * arm-protos.h (arm_function_arg_advance): Add.
8116 (aapcs_libcall_value): Add.
8117 (arm_function_value): Delete.
8119 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8120 H.J. Lu <hongjiu.lu@intel.com>
8123 * config/i386/i386.c (standard_sse_mode_p): Remove.
8124 (standard_sse_constant_p): Return 2 for integer mode
8125 vector_all_ones_operand when SSE2 is enabled.
8126 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8127 (ix86_expand_vector_move): Do not check for negative values from
8128 standard_sse_constant_p.
8130 2009-08-06 Richard Guenther <rguenther@suse.de>
8132 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8133 array type comparisons frontend independent.
8134 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8135 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8136 out array reference lower bound and element size operands.
8137 (ao_ref_init_from_vn_reference): Properly compute the offset
8138 for ARRAY_RANGE_REF.
8139 (vn_reference_fold_indirect): Fill out array reference lower
8140 bound and element size operands.
8141 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8142 a non gimple valued reference operand which can happen for
8143 array reference lower bound or element size.
8144 (create_component_ref_by_pieces_1): Properly generate the
8145 element size operand for array references.
8147 2009-08-06 Richard Guenther <rguenther@suse.de>
8149 PR tree-optimization/40964
8150 * tree.c (iterative_hash_host_wide_int): Export.
8151 * tree.h (iterative_hash_host_wide_int): Declare.
8152 * tree-ssa-structalias.c (heapvar_map): New struct.
8153 (heapvar_map_eq): New function.
8154 (heapvar_map_hash): Likewise.
8155 (heapvar_lookup): Adjust.
8156 (heapvar_insert): Likewise.
8157 (make_constraint_from_heapvar): Allow multiple heap variables
8158 per decl at different offsets.
8159 (init_alias_heapvars): Adjust.
8161 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8163 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8164 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8165 trailing sync if TARGET_SYNC_AFTER_SC.
8167 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8169 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8170 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8171 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8172 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8173 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8174 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8175 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8176 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8177 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8178 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8179 the prototype declaration match the definition.
8180 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8181 instructions explicitly. Add barrier_before and operands
8183 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8184 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8185 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8186 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8187 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8188 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8190 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8192 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8194 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8195 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8198 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8201 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8203 PR rtl-optimization/40924
8204 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8205 make sure canon_rtx (mem_address) isn't simpler than
8206 canon_rtx (expanded_mem_address).
8208 2009-08-05 Li Feng <nemokingdom@gmail.com>
8210 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8212 (build_scop_drs): Build alias set for each SCoP.
8214 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8216 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8217 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8218 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8219 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8220 (BASE_DRIVER_SELF_SPECS): Likewise.
8222 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8224 * tree-ssa-alias.c: Fix some comment typos.
8226 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8228 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8229 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8231 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8234 * simplify-rtx.c (simplify_binary_operation_1): Disable
8235 simplifications for decimal float operations.
8237 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8240 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8241 operand of INDIRECT_REF.
8243 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8245 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8246 constants referencing TLS symbols.
8248 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8250 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8251 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8253 2009-08-03 Richard Guenther <rguenther@suse.de>
8255 * tree.c (make_vector_type): Build a main variant first,
8256 get the canonical one and then build the variant.
8257 * tree-ssa.c (useless_type_conversion_p_1): Handle
8259 (useless_type_conversion_p): Conversions to pointers to
8260 incomplete record types are useless.
8262 2009-08-03 Richard Guenther <rguenther@suse.de>
8264 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8265 file will be created.
8266 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8267 * toplev.c (compile_file): Adjust comment.
8269 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8271 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8272 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8273 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8274 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8275 (sh_promote_function_mode): Fix typo.
8277 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8279 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8281 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8283 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8284 declaration arguments.
8286 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8288 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8289 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8290 (ix86_split_ashl): Ditto.
8291 (ix86_expand_vector_init_one_nonzero): Ditto.
8292 (ix86_expand_vector_set): Ditto.
8293 (ix86_expand_reduc_v4sf): Ditto.
8295 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8297 * explow.c (promote_function_mode): Remove assert.
8298 * config/sh/sh.c (sh_promote_function_mode): Declare.
8300 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8302 * config/pa/pa.c (pa_promote_function_mode): Declare.
8303 Change to static. Fix promote_mode call.
8305 * gthr-dce.h (CONST_CAST2): Define if not defined.
8306 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8308 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8310 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8312 * expr.c (store_constructor): Use promote_decl_mode. Remove
8313 now write-only variable unsignedp.
8314 (expand_expr_real_1): Use promote_decl_mode.
8315 * expr.h (promote_function_mode, promote_decl_mode): New.
8316 (promote_mode): Remove last argument.
8317 * function.c (assign_temp): Drop last argument of promote_mode.
8318 (assign_parm_find_data_types): Use promote_function_mode.
8319 (assign_parm_setup_reg): Likewise.
8320 (expand_function_end): Use promote_function_mode.
8321 * calls.c (initialize_argument_information): Use promote_function_mode.
8322 (precompute_arguments): Use promote_mode instead of checking if
8323 only PROMOTE_FUNCTION_MODE is defined.
8324 (expand_call): When making sibcall decisions, use promote_function_mode.
8325 Below, remove an if for targetm.calls.promote_function_return and
8326 and use promote_function_mode.
8327 (emit_library_call_value_1): Use promote_function_mode, fix bug
8328 where promote_mode was passed FOR_CALL == 0 for a return value in an
8330 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8331 * explow.c (promote_function_mode, promote_decl_mode): New.
8332 (promote_mode): Keep only the FOR_CALL == 0 case.
8333 * combine.c (setup_incoming_promotion): Remove test of
8334 promote_function_args. Use promote_function_mode.
8335 * stmt.c (expand_value_return): Use promote_decl_mode.
8336 (expand_decl): Use promote_decl_mode.
8338 * expr.c (store_constructor): Use promote_decl_mode. Remove
8339 now write-only variable unsignedp.
8340 (expand_expr_real_1): Use promote_decl_mode.
8341 * expr.h (promote_function_mode, promote_decl_mode): New.
8342 (promote_mode): Remove last argument.
8343 * function.c (assign_temp): Drop last argument of promote_mode.
8344 (assign_parm_find_data_types): Use promote_function_mode.
8345 (assign_parm_setup_reg): Likewise.
8346 (expand_function_end): Use promote_function_mode.
8347 * calls.c (initialize_argument_information): Use promote_function_mode.
8348 (precompute_arguments): Use promote_mode instead of checking if
8349 only PROMOTE_FUNCTION_MODE is defined.
8350 (expand_call): When making sibcall decisions, use promote_function_mode.
8351 Below, remove an if for targetm.calls.promote_function_return and
8352 and use promote_function_mode.
8353 (emit_library_call_value_1): Use promote_function_mode, fix bug
8354 where promote_mode was passed FOR_CALL == 0 for a return value in an
8356 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8357 * explow.c (promote_function_mode, promote_decl_mode): New.
8358 (promote_mode): Keep only the FOR_CALL == 0 case.
8359 * combine.c (setup_incoming_promotion): Remove test of
8360 promote_function_args. Use promote_function_mode.
8361 * stmt.c (expand_value_return): Use promote_decl_mode.
8362 (expand_decl): Use promote_decl_mode.
8364 * explow.c (promote_function_mode): Just call the target hook.
8365 * targhooks.c (default_promote_function_mode,
8366 default_promote_function_mode_always_promote): New.
8367 * targhooks.h (default_promote_function_mode,
8368 default_promote_function_mode_always_promote): Declare.
8369 * target.h (promote_function_args, promote_function_return): Remove.
8370 (promote_function_mode): New.
8371 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8372 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8373 (TARGET_PROMOTE_FUNCTION_MODE): New.
8374 (TARGET_CALLS): Adjust.
8375 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8376 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8378 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8379 * config/s390/s390.c (s390_promote_function_mode): ... here,
8380 with pointer handling.
8381 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8382 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8384 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8385 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8386 with pointer handling.
8387 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8388 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8390 * config/sh/sh-protos.h (sh_promote_function_mode): New.
8391 * config/sh/sh.c (sh_promote_function_mode): New.
8392 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8393 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8395 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8396 * config/cris/cris.c (cris_promote_function_mode): ... here.
8397 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8398 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8400 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8401 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8402 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8403 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8405 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8406 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8407 complex type handling.
8408 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8409 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8411 * config/pa/pa.c (pa_promote_function_mode): New.
8412 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8413 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8415 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8416 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8417 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8418 * config/xtensa/xtensa.c: Likewise.
8419 * config/stormy16/stormy16.c: Likewise.
8420 * config/iq2000/iq2000.c: Likewise.
8421 * config/rs6000/rs6000.c: Likewise.
8422 * config/picochip/picochip.c: Likewise.
8423 * config/arc/arc.c: Likewise.
8424 * config/mcore/mcore.c: Likewise.
8425 * config/score/score.c: Likewise.
8426 * config/mips/mips.c: Likewise.
8427 * config/bfin/bfin.c: Likewise.
8428 * config/ia64/ia64.c: Likewise (disabled though).
8430 * config/frv/frv.h: Remove pointless remark.
8432 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8433 TARGET_PROMOTE_FUNCTION_ARGS,
8434 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8435 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8437 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8439 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8440 -floop-parallelize-all.
8441 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8442 flag_loop_parallelize_all.
8443 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8444 * graphite.c (graphite_transform_loops): Same.
8446 * graphite-poly.c (apply_poly_transforms): Same.
8448 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8450 PR tree-optimization/40914
8451 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8452 if set, then check the delta field of the PMF record.
8453 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8454 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8455 call is stored in the delta.
8457 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8459 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8461 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8463 * config/i386/bsd.h (ASM_BYTE): New define.
8464 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8465 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8466 .byte. Use fputs or putc instead of fprintf where appropriate.
8467 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8468 fputs or putc instead of fprintf where appropriate.
8469 * config/i386/i386elf.h: Ditto.
8470 * config/i386/sysv4.h: Ditto.
8472 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8473 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8474 (*tls_global_dynamic_64): Ditto.
8476 2009-07-31 Christian Bruel <christian.bruel@st.com>
8478 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8480 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8482 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8483 Remove dead code for MINUS.
8485 2009-07-31 Anthony Green <green@moxielogic.com>
8487 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8489 (moxie_expand_epilogue): Ditto for epilogue.
8490 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8492 (moxie_function_arg): Ditto.
8493 (moxie_pass_by_reference): Ditto.
8494 (moxie_arg_partial_bytes): Ditto.
8495 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
8496 (FUNCTION_ARG_ADVANCE) Ditto.
8497 (REG_PARM_STACK_SPACE) Ditto.
8498 (FUNCTION_ARG_REGNO_P) Dito.
8500 * config.gcc: Add moxie linux config support.
8501 * gcc/config/moxie/uclinux.h: New file.
8503 2009-07-31 DJ Delorie <dj@redhat.com>
8505 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
8506 (UNSPECV_SP_SWITCH_E): New.
8507 (sp_switch_1): Change to an unspec.
8508 (sp_switch_2): Change to an unspec. Don't use post-inc when we
8510 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
8511 reference the new stack's address
8513 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8515 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
8516 graphite-clast-to-gimple.o, graphite-dependences.o,
8517 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8518 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
8519 (graphite-blocking.o,
8520 graphite-clast-to-gimple.o, graphite-dependences.o,
8521 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8522 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
8523 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
8524 * cfgloop.h (struct loop): Add can_be_parallel field.
8525 * common.opt (fgraphite-identity): Moved up.
8526 (fgraphite-force-parallel): New flag.
8527 * graphite.c: Rewrite.
8528 * graphite.h: Rewrite.
8529 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
8531 * toplev.c (graphite_out_file): New file descriptor.
8532 (graphite_in_file): New.
8533 (process_options): flag_graphite_force_parallel cannot be used without
8535 * tree-ssa-loop.c: Include toplev.h.
8536 (gate_graphite_transforms): Enable flag_graphite for
8537 flag_graphite_force_parallel.
8539 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8541 * ChangeLog.graphite: New.
8542 * graphite-blocking.c: New.
8543 * graphite-clast-to-gimple.c: New.
8544 * graphite-clast-to-gimple.h: New.
8545 * graphite-dependences.c: New.
8546 * graphite-dependences.h: New.
8547 * graphite-interchange.c: New.
8548 * graphite-poly.c: New.
8549 * graphite-poly.h: New.
8550 * graphite-ppl.c: New.
8551 * graphite-ppl.h: New.
8552 * graphite-scop-detection.c: New.
8553 * graphite-scop-detection.h: New.
8554 * graphite-sese-to-poly.c: New.
8555 * graphite-sese-to-poly.h: New.
8559 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8561 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
8562 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
8564 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8566 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
8567 (scev_is_linear_expression): Return false if the evolution is not
8568 affine multivariate.
8570 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8572 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
8573 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
8575 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8577 * tree-data-ref.c (debug_data_references): New.
8578 (debug_data_reference): New.
8579 * tree-data-ref.h (debug_data_references): Declared.
8580 (debug_data_reference): Declared.
8582 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8584 * tree-data-ref.c (stmt_simple_memref_p: Removed.
8585 * tree-data-ref.h (scop_p): Removed.
8586 (struct data_reference): Remove field scop.
8588 (stmt_simple_memref_p): Removed.
8590 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8592 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
8593 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
8596 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8598 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
8600 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8602 * doc/invoke.texi (-fgraphite-identity): Documented.
8604 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8606 * tree-scalar-evolution.c: Fix comment.
8607 (instantiate_scev_1): Return unknow from scev instantiation if the
8608 result is not above instantiate_below.
8610 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8612 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
8613 static anymore. Instantiate the symbols that may have been introduced
8615 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
8618 2009-07-30 DJ Delorie <dj@redhat.com>
8620 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
8621 .vliw directive to VLIW sections.
8623 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8625 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
8627 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
8628 (AUTOHEADER): New variable.
8629 ($(srcdir)/cstamp-h.in): Use it.
8631 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8632 Pat Haugen <pthaugen@us.ibm.com>
8633 Revital Eres <ERES@il.ibm.com>
8635 * config/rs6000/vector.md (VEC_F): Add VSX support.
8639 (vector_load_<mode>): Ditto.
8640 (vector_store_<mode>): Ditto.
8641 (vector GPR move split): Ditto.
8642 (vec_reload_and_plus_<mptrsize>): Ditto.
8643 (vec_reload_and_reg_<mptrsize>): Ditto.
8644 (add<mode>3): Ditto.
8645 (sub<mode>3): Ditto.
8646 (mul<mode>3): Ditto.
8647 (neg<mode>2): Ditto.
8648 (abs<mode>2): Ditto.
8649 (smin<mode>3): Ditto.
8650 (smax<mode>3): Ditto.
8651 (vector_eq<mode>): Ditto.
8652 (vector_gt<mode>): Ditto.
8653 (vector_ge<mode>): Ditto.
8654 (vector_gtu<mode>): Ditto.
8655 (vector_select_<mode>_uns): Ditto.
8656 (vector_eq_<mode>_p): Ditto.
8657 (vector_gt_<mode>_p): Ditto.
8658 (vector_ge_<mode>_p): Ditto.
8659 (vector_gtu_<mode>_p): Ditto.
8660 (cr6_test_for_zero): Ditto.
8661 (cr6_test_for_zero_reverse): Ditto.
8662 (cr6_test_for_lt): Ditto.
8663 (cr6_test_for_lt_reverse): Ditto.
8664 (xor<mode>3): Ditto.
8665 (ior<mode>3): Ditto.
8666 (and<mode>3): Ditto.
8667 (one_cmpl<mode>2): Ditto.
8668 (nor<mode>2): Ditto.
8669 (andc<mode>2): Ditto.
8670 (float<VEC_int<mode>2): Ditto.
8671 (unsigned_float<VEC_int><mode>2): Ditto.
8672 (fix_trunc<mode><VEC_int>2): Ditto.
8673 (fixuns_trunc<mode><VEC_int>2): Ditto.
8675 (vec_set<mode>): Ditto.
8676 (vec_extract<mode>): Ditto.
8677 (vec_interleave_highv4sf): Ditto.
8678 (vec_interleave_lowv4sf): Ditto.
8679 (vec_realign_load_<mode>): Ditto.
8680 (vec_shl_<mode>): Ditto.
8681 (vec_shr_<mode>): Ditto.
8682 (div<mode>3): New patterns for VSX.
8683 (vec_interleave_highv2df): Ditto.
8684 (vec_interleave_lowv2df): Ditto.
8685 (vec_pack_trunc_v2df): Ditto.
8686 (vec_pack_sfix_trunc_v2df): Ditto.
8687 (vec_pack_ufix_trunc_v2df): Ditto.
8688 (vec_unpacks_hi_v4sf): Ditto.
8689 (vec_unpacks_lo_v4sf): Ditto.
8690 (vec_unpacks_float_hi_v4si): Ditto.
8691 (vec_unpacks_float_lo_v4si): Ditto.
8692 (vec_unpacku_float_hi_v4si): Ditto.
8693 (vec_unpacku_float_lo_v4si): Ditto.
8694 (movmisalign<mode>): Ditto.
8695 (vector_ceil<mode>2): New patterns for vectorizing math library.
8696 (vector_floor<mode>2): Ditto.
8697 (vector_btrunc<mode>2): Ditto.
8698 (vector_copysign<mode>3): Ditto.
8700 * config/rs6000/predicates.md (easy_vector_constant_msb): New
8701 predicate for setting the high bit in each word, used for copysign.
8703 * config/rs6000/ppc-asm.h (f19): Whitespace.
8704 (f32-f63): Define if VSX.
8705 (v0-v31): Define if Altivec.
8706 (vs0-vs63): Define if VSX.
8708 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
8710 * config/rs6000/power7.md: New file, provide tuning parameters for
8713 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
8714 (rs6000_cpu_cpp_builtins): Ditto.
8715 (altivec_overloaded_builtins): Ditto.
8716 (altivec_resolve_overloaded_builtin): Ditto.
8718 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
8719 debug switch to disable vectorizing simple math builtin
8722 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
8723 Vectorize simple math builtin functions.
8724 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
8725 hook to vectorize math builtins.
8726 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
8727 (rs6000_builtin_conversion): Add VSX/power7 support.
8728 (rs6000_builtin_vec_perm): Ditto.
8729 (vsplits_constant): Add support for loading up a vector constant
8730 with just the high bit set in each part.
8731 (rs6000_expand_vector_init): Add VSX/power7 support.
8732 (rs6000_expand_vector_set): Ditto.
8733 (rs6000_expand_vector_extract): Ditto.
8734 (rs6000_emit_move): Ditto.
8735 (bdesc_3arg): Ditto.
8736 (bdesc_2arg): Ditto.
8737 (bdesc_1arg): Ditto.
8738 (rs6000_expand_ternop_builtin): Ditto.
8739 (altivec_expand_builtin): Ditto.
8740 (rs6000_expand_unop_builtin): Ditto.
8741 (rs6000_init_builtins): Ditto.
8742 (altivec_init_builtins): Ditto.
8743 (builtin_function_type): Ditto.
8744 (rs6000_common_init_builtins): Ditto.
8745 (rs6000_handle_altivec_attribute); Ditto.
8746 (rs6000_mangle_type): Ditto.
8747 (rs6000_vector_mode_supported_p): Ditto.
8748 (rs6000_mode_dependent_address): Altivec addresses with AND -16
8751 * config/rs6000/vsx.md: New file for VSX support.
8753 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
8754 identifing values with just the most significant bit set.
8755 (enum rs6000_builtins): Add builtins for VSX. Add simple math
8756 vectorized builtins.
8758 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
8759 (UNSPEC_VRFIM): Delete.
8760 (splitter for loading up vector with most significant bit): New
8761 splitter for vectorizing copysign.
8762 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
8763 vectorizing simple math functions.
8764 (altivec_vrfip): Add support for vectorizing simple math functions.
8765 (altivec_vrfim): Ditto.
8766 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
8768 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
8769 (power7.md, vsx.md): Include for power7 support.
8770 (copysigndf3): Use VSX instructions if -mvsx.
8771 (negdf2_fpr): Ditto.
8772 (absdf2_fpr): Ditto.
8773 (nabsdf2_fpr): Ditto.
8774 (adddf3_fpr): Ditto.
8775 (subdf3_fpr): Ditto.
8776 (muldf3_fpr): Ditto.
8777 (divdf3_fpr): Ditto.
8778 (fix_truncdfdi2_fpr): Ditto.
8779 (cmpdf_internal1): Ditto.
8780 (fred, fred_fpr): Convert into expander/insn to add VSX support.
8781 (btruncdf2, btruncdf2_fpr): Ditto.
8782 (ceildf2, ceildf2_fpr): Ditto.
8783 (floordf2, floordf2_fpr): Ditto.
8784 (floatdidf2, floatdidf2_fpr): Ditto.
8785 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
8786 (fmsubdf4_fpr): Ditto.
8787 (fnmadddf4_fpr_1): Ditto.
8788 (fnmadddf4_fpr_2): Ditto.
8789 (fnmsubdf4_fpr_1): Ditto.
8790 (fnmsubdf4_fpr_2): Ditto.
8791 (fixuns_truncdfdi2): Add expander for VSX support.
8792 (fix_truncdfdi2): Ditto.
8793 (fix_truncdfsi2): Ditto.
8795 (btruncsf2): Whitespace.
8796 (movdf_hardfloat32): Add support for VSX registers.
8797 (movdf_softfloat32): Ditto.
8798 (movdf_hardfloat64): Ditto.
8799 (movdf_hardfloat64_mfpgpr): Ditto.
8800 (movdf_softfloat64): Ditto.
8801 (movti splitters): Add check for vector registers supporting
8802 TImode in the future.
8803 (bpermd): Add power7 bpermd instruction.
8805 * config/rs6000/altivec.h (vec_div): Define if VSX.
8809 (vec_nearbyint): Ditto.
8812 (all predicates): Use the generic builtin function, and not the V4SF
8813 specific function so that the predicates will work with VSX's V2DF.
8817 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
8818 Document new VSX functions and types.
8820 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
8823 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
8824 "wa", and "j" constraints. Modify "v" to talk about Altivec
8825 instead of just vector.
8827 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
8830 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
8831 location for phi arguments.
8832 (rewrite_update_phi_arguments): Find locations for reaching defs.
8833 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8834 Add location to add_phi_arg calls.
8835 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
8836 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
8837 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
8838 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
8839 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
8840 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
8841 * tree-phinodes.c (make_phi_node): Initialize location.
8842 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
8843 (add_phi_arg): Add location parameter.
8844 (remove_phi_arg_num): Move location when moving phi argument.
8845 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
8847 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
8848 slpeel_update_phi_nodes_for_guard1,
8849 slpeel_update_phi_nodes_for_guard2,
8850 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
8851 vect_loop_versioning): Set locations.
8852 * tree-parloops.c (create_phi_for_local_result,
8853 transform_to_exit_first_loop, create_parallel_loop): Add locations.
8854 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
8855 * tree-vect-loop.c (get_initial_def_for_induction,
8856 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
8858 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
8859 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
8860 (gimple_phi_arg_set_location): New. Set locus.
8861 (gimple_phi_arg_has_location): New. Check for locus.
8862 (redirect_edge_var_map_location): New. Return locus from var_map.
8863 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
8864 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
8865 combining PHI arguments.
8866 (cond_store_replacement): Set location.
8867 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
8868 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
8869 scop_add_exit_phis_edge): Add locations.
8870 * tree-cfgcleanup.c (remove_forwarder_block,
8871 remove_forwarder_block_with_phi): Add locations.
8872 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
8873 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
8875 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
8876 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
8877 flush_pending_stmts): Add source location.
8878 * lambda-code.c (perfect_nestify): Maintain location stack with argument
8879 stack to preserve locations.
8880 * tree-vect-stmts.c (vectorizable_load): Add location.
8881 * tree-inline.c (copy_phis_for_bb): Copy locus.
8882 (setup_one_parameter): Add call locus to inlined parameter stmts.
8883 (initialize_inlined_parameters): Pass in call location as parameter
8885 (tree_function_versioning): Pass location to setup_one_parameter.
8886 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
8887 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
8888 copy and edge lists.
8889 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
8890 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
8891 locus parameter and override the stmt default if provided.
8892 (new_elim_graph, clear_elim_graph, delete_elim_graph,
8893 elim_graph_add_edge, elim_graph_remove_succ_edge,
8894 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
8895 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
8896 eliminate_phi): Add locus info in elimination graph for each edge and
8898 (insert_backedge_copies): Copy locus if present.
8899 * tree-flow.h (struct _edge_var_map): Add locus field.
8900 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
8901 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
8902 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
8904 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
8906 2009-07-30 Martin Jambor <mjambor@suse.cz>
8908 PR tree-optimization/40570
8909 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
8912 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
8914 * ssa-loop-manip.c: Include langhooks.h.
8915 (rewrite_phi_with_iv): New.
8916 (rewrite_all_phi_nodes_with_iv): New.
8917 (canonicalize_loop_ivs): Move here from tree-parloops.c.
8918 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
8919 * tree-parloops.c (loop_parallel_p): Move out all conditions
8920 except dependency check.
8921 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
8922 (gen_parallel_loop): Call canonicalize_loop_ivs without
8923 reduction_list argument.
8924 (build_new_reduction): New.
8925 (gather_scalar_reductions): New.
8926 (try_get_loop_niter): New.
8927 (try_create_reduction_list): New.
8928 (parallleize_loops): Change the parallel conditions check.
8929 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
8930 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
8932 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
8934 * opt-functions.awk (opt_args): Allow argument to be enclosed in
8936 * doc/options.texi (Option properties): Mention new quoting syntax.
8938 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8940 * config/alpha/alpha.c (alpha_start_function):
8941 Handle VMS_DEBUG_MAIN_POINTER
8942 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
8943 * doc/invoke.texi: Document -mdebug-main switch.
8945 2009-07-29 Richard Henderson <rth@redhat.com>
8947 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
8948 (cgraph_create_edge_including_clones): Likewise.
8949 * tree-inline.c (copy_bb): Operate on the correct edges
8950 when updating the callgraph.
8952 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8954 * config/alpha/vms-cc.c: Deleted.
8955 * config/alpha/vms-ld.c: Deleted.
8956 * config/alpha/t-vms64: Moved to config/vms
8957 * config/alpha/vms-crt0-64.c: Moved to config/vms
8958 * config/alpha/vms-crt0.c: Moved to config/vms
8959 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
8960 * config/alpha/vms-psxcrt0.c: Moved to config/vms
8961 * config/alpha/xm-vms.h: Moved to config/vms
8962 * config/alpha/x-vms: Moved to config/vms
8963 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
8965 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
8966 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
8968 * config/vms/t-vms64: Moved here from config/alpha
8969 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
8970 (argc,argv,envp): Enforce 32bit malloc'ing.
8971 * config/vms/vms-psxcrt0-64.c: Likewise.
8972 * config/vms/vms-crt0.c: Moved here from config/alpha.
8973 * config/vms/vms-psxcrt0.c: Likewise.
8974 * config/vms/vms-crtl-64.h: New file.
8975 * config/vms/vms-crtl.h: New file.
8976 * config/vms/vms.opt: New file.
8977 * config/vms/xm-vms64.h: New file.
8978 * config/vms/xm-vms.h: Moved here from config/alpha.
8979 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
8981 * config/vms/x-vms: Moved here from config/alpha.
8982 (version, VMS_EXTRA_PARTS): Moved to t-vms.
8983 (vms-ld.o, vms-cc.o): Removed.
8984 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
8986 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8988 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
8989 correct stack (obvious VMS fix).
8991 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8993 * dwarf2out.c (output_file_names): Output VMS style file name, size,
8994 date, version info if VMS_DEBUGGING_INFO defined.
8995 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
8996 size, date calculating code moved here.
8998 2009-07-29 Paul Brook <paul@codesourcery.com>
9000 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9003 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9006 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9007 to DImode when generating insq_le insn.
9009 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9011 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9012 New macro set for VMS_DEBUGGGING_INFO.
9013 (AT_string_form): Use it.
9015 2009-07-28 DJ Delorie <dj@redhat.com>
9017 * config/mep/mep.c (vtext_section): New.
9018 (vftext_section): New.
9019 (ftext_section): New.
9020 (mep_select_section): Add support for functions.
9021 (mep_unique_section): Likewise.
9022 (mep_asm_init_sections): Likewise.
9023 (mep_encode_section_info): Remove it from here.
9025 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9027 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9029 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9030 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9032 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9034 * dwarf2out.c (output_file_names): Test new macro
9035 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9036 (add_comp_dir_attribute): Likewise.
9038 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9040 * config/i386/mingw-w64.h (LINK_SPEC): Add
9041 separating space between commands.
9043 2009-07-28 Jan Hubicka <jh@suse.cz>
9045 PR tree-optimization/40759
9046 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9049 2009-07-27 DJ Delorie <dj@redhat.com>
9051 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9052 types are dword-aligned.
9053 (mep_expand_va_start): Likewise.
9055 2009-07-27 Olivier Hainque <hainque@adacore.com>
9056 Douglas B Rupp <rupp@gnat.com>
9058 * convert.c (convert_to_pointer): Don't assume the target
9059 pointer type is POINTER_SIZE long. Fetch its precision instead.
9061 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9063 * system.h (fopen): Undefine if macro.
9065 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9067 * dwarf2out.c (output_cfi_p): Removed.
9068 (output_cfis): New function.
9069 (output_fde): New function, split from output_call_frame_info.
9070 (output_call_frame_info): Use it.
9071 (dwarf2out_switch_text_section): Use output_cfis.
9073 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9075 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9076 TARGET_BI_ARCH is specified without enabling SJLJ.
9077 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9078 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9080 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9082 * arm.md (negdi2): Use DImode if forcing a value into a register.
9084 2009-07-26 Ira Rosen <irar@il.ibm.com>
9086 PR tree-optimization/40801
9087 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9088 of vector operand from the previous copy of vector statement.
9089 Pass the correct definition type value to
9090 vect_get_vec_def_for_stmt_copy().
9092 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9094 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9095 const char ** conversion.
9097 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9099 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9100 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9101 (gcc_unreachable): Invoke __builtin_unreachable() if
9102 !ENABLE_ASSERT_CHECKING.
9104 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9106 PR rtl-optimization/40445
9107 * emit-rtl.c (next_nonnote_insn_bb): New function.
9108 * rtl.h (next_nonnote_insn_bb): Declare new function.
9109 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9110 with no successors that is the successor of the ENTRY_BLOCK.
9111 Continue from the top after removing an empty fallthrough block.
9112 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9113 of next_nonnote_insn.
9115 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9117 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9119 2009-07-25 Martin Jambor <mjambor@suse.cz>
9121 * c-common.c (c_common_attribute_table): New element for noclone.
9122 (handle_noclone_attribute): New function. Forward-declare.
9123 * tree-inline.c (tree_versionable_function_p): Check for noclone
9125 * doc/extend.texi (Labels as Values): Document need for noclone.
9126 (Function Attributes): Document noclone attribute.
9128 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9130 PR rtl-optimization/34999
9131 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9132 and dw_fde_switched_cold_to_hot fields.
9133 (output_cfi_p): New function.
9134 (output_call_frame_info): If fde->dw_fde_switched_sections,
9135 output 2 FDEs instead of one with corrupted header.
9136 (dwarf2out_do_cfi_startproc): New function.
9137 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9138 and fde->dw_fde_switched_cold_to_hot.
9139 (dwarf2out_switch_text_section): Compute
9140 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9141 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9142 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9143 Otherwise, compute fde->dw_fde_switch_cfi.
9145 2009-07-24 Cary Coutant <ccoutant@google.com>
9147 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9149 2009-07-24 Cary Coutant <ccoutant@google.com>
9151 * cfghooks.c (split_block): Copy discriminator to new block.
9152 * tree-cfg.c (assign_discriminator): Check location of last
9153 instruction in block as well as first.
9155 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9157 * config/i386/linux.c: Use fputs or putc instead of fprintf
9159 * config/i386/gas.h: Ditto.
9160 * config/i386/x86-64.h: Ditto.
9161 * config/i386/att.h: Ditto.
9163 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9165 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9168 2009-07-24 Martin Jambor <mjambor@suse.cz>
9170 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9171 (ipa_push_func_to_list_1): Declare.
9172 (ipa_push_func_to_list): New function.
9174 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9175 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9176 (ipa_push_func_to_list): Removed.
9177 (ipa_pop_func_from_list): Clear node_enqueued flag.
9179 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9181 * config/s390/s390.c (override_options): Default
9182 max-unrolled-insns to 100 for z10 tuning.
9184 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9186 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9187 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9188 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9189 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9190 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9191 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9192 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9194 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9196 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9197 use default set in mingw32.h header.
9198 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9199 64-bit /mingw/include path.
9200 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9203 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9205 PR rtl-optimization/40209
9206 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9208 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9210 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9211 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9212 with the rest of string where appropriate. Use fputs or putc
9213 instead of fprintf where appropriate.
9215 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9216 Pat Haugen <pthaugen@us.ibm.com>
9217 Revital Eres <ERES@il.ibm.com>
9219 * config/rs6000/vector.md: New file. Move most of the vector
9220 expander support here from altivec.md to allow for the VSX vector
9221 unit in the future. Add support for secondary_reload patterns.
9222 Rewrite the patterns for vector comparison, and vector comparison
9223 predicate instructions so that the RTL expresses the desired
9224 behavior, instead of using unspec.
9226 * config/rs6000/constraints.md ("f" constraint): Use
9227 rs6000_constraints to hold the precalculated register class.
9228 ("d" constraint): Ditto.
9229 ("wd" constraint): New constraint for VSX.
9230 ("wf" constraint): Ditto.
9231 ("ws" constraint): Ditto.
9232 ("wa" constraint): Ditto.
9233 ("wZ" constraint): Ditto.
9234 ("j" constraint): Ditto.
9236 * config/rs6000/predicates.md (vsx_register_operand): New
9238 (vfloat_operand): New predicate for vector.md.
9239 (vint_operand): Ditto.
9240 (vlogical_operand): Ditto.
9241 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9242 (easy_vector_constant): Add VSX support.
9243 (altivec_indexed_or_indirect_operand): New predicate for
9244 recognizing Altivec style memory references with AND -16.
9246 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9247 for vector secondary reload support.
9248 (rs6000_vector_reg_class): Delete, replacing it with
9250 (rs6000_vsx_reg_class): Ditto.
9251 (rs6000_constraints): New array to hold the register classes of
9252 each of the register constraints that can vary at runtime.
9253 (builtin_mode_to_type): New static array for builtin function type
9255 (builtin_hash_table): New static hash table for builtin function
9257 (TARGET_SECONDARY_RELOAD): Define target hook.
9258 (TARGET_IRA_COVER_CLASSES): Ditto.
9259 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9260 registers are 128 bits if VSX memory reference instructions are used.
9261 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9263 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9264 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9265 Print several of the scheduling related parameters.
9266 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9267 rs6000_constraints instead of rs6000_vector_reg_class. Move
9268 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9269 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9270 Altivec. Add VSX support. Setup for secondary reload support on
9271 Altivec/VSX registers.
9272 (rs6000_override_options): Make power7 set the scheduling groups
9273 like the power5. Add support for new debug switches to override
9274 the scheduling defaults. Temporarily disable -mcpu=power7 from
9275 setting -mvsx. Add support for debug switches -malways-hint,
9276 -msched-groups, and -malign-branch-targets.
9277 (rs6000_buitlin_conversion): Add support for returning unsigned
9278 vector conversion functions to fix regressions due to stricter
9280 (rs6000_builtin_mul_widen_even): Ditto.
9281 (rs6000_builtin_mul_widen_odd): Ditto.
9282 (rs6000_builtin_vec_perm): Ditto.
9283 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9284 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9286 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9288 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9289 VSX types for bit operations. Changes to accomidate vector.md.
9290 (bdesc_2arg): Ditto.
9291 (bdesc_1arg): Ditto.
9292 (struct builtin_description_predicates): Rewrite predicate
9293 handling so that RTL describes the operation, instead of passing
9294 the instruction to be used as a string argument.
9295 (bdesc_altivec_preds): Ditto.
9296 (altivec_expand_predicate_builtin): Ditto.
9297 (altivec_expand_builtin): Ditto.
9298 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9299 statement for vsldoi support.
9300 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9301 (altivec_expand_st_builtin): Ditto.
9302 (paired_expand_builtin): Whitespace changes.
9303 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9304 builtin_mode_to_type table for secondary reload. Call
9305 builtin_function_type to build random builtin functions.
9306 (altivec_init_builtins): Change to use builtin_function_type to
9307 create builtin function types dynamically as we need them.
9308 (builtin_hash_function): New support for hashing the tree types
9309 for builtin function as we need it, rather than trying to build
9310 all of the trees that we need. Add initial preliminary VSX support.
9311 (builtin_function_type): Ditto.
9312 (builtin_function_eq): Ditto.
9313 (builtin_hash_struct): Ditto.
9314 (rs6000_init_builtins): Ditto.
9315 (rs6000_common_init_builtins): Ditto.
9316 (altivec_init_builtins): Ditto.
9317 (rs6000_common_init_builtins): Ditto.
9318 (enum reload_reg_type): New enum for simplifing reg classes.
9319 (rs6000_reload_register_type): Simplify register classes into GPR,
9320 Vector, and other registers. Altivec and VSX addresses in reload.
9321 (rs6000_secondary_reload_inner): Ditto.
9322 (rs6000_ira_cover_classes): New target hook, that returns the
9323 appropriate cover classes, based on -mvsx being used or not.
9324 (rs6000_secondary_reload_class): Add VSX support.
9325 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9326 (get_vsel_insn): Ditto.
9327 (rs6000_emit_vector_compare): Rewrite vector conditional support
9328 so that where we can, we use RTL operators, instead of blindly use
9330 (rs6000_emit_vector_select): Ditto.
9331 (rs6000_emit_vector_cond_expr): Ditto.
9332 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9333 (create_TOC_reference): Add -mdebug=addr support.
9334 (emit_frame_save): VSX loads/stores need register indexed addressing.
9336 * config/rs6000/rs6000.md: Include vector.md.
9338 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9340 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9341 support for V2DI, V2DF in logical, permute, select operations.
9343 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9344 switch for vsx/power7.
9345 (-mvsx-scalar-memory): Ditto.
9346 (-mvsx-align-128): Ditto.
9347 (-mallow-movmisalign): Ditto.
9348 (-mallow-df-permute): Ditto.
9349 (-msched-groups): Ditto.
9350 (-malways-hint): Ditto.
9351 (-malign-branch-targets): Ditto.
9353 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9355 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9356 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9357 (rs6000_vector_reg_class): Delete.
9358 (rs6000_vsx_reg_class): Ditto.
9359 (enum rs6000_reg_class_enum): New enum for the constraints that
9360 vary based on target switches.
9361 (rs6000_constraints): New array to hold the register class for all
9362 of the register constraints that vary based on the switches used.
9363 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9364 (enum rs6000_builtins): Add unsigned varients for the builtin
9365 declarations returned by target hooks for expanding multiplies,
9366 select, and permute operations. Add VSX builtins.
9367 (enum rs6000_builtin_type_index): Add entries for VSX.
9368 (V2DI_type_node): Ditto.
9369 (V2DF_type_node): Ditto.
9370 (unsigned_V2DI_type_node): Ditto.
9371 (bool_long_type_node): Ditto.
9372 (intDI_type_internal_node): Ditto.
9373 (uintDI_type_internal_node): Ditto.
9374 (double_type_internal_node): Ditto.
9376 * config/rs6000/altivec.md (whole file): Move all expanders to
9377 vector.md from altivec.md. Rename insn matching functions to be
9379 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9380 (altivec_vcmp*): Ditto.
9381 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9382 (VM): New iterator for moves that includes the VSX types.
9383 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9384 (altivec_vperm_<mode>_uns): New, for unsigned types.
9385 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9386 (altivec_eq<mode>): Ditto.
9387 (altivec_gt<mode>): Ditto.
9388 (altivec_gtu<mode>): Ditto.
9389 (altivec_eqv4sf): Ditto.
9390 (altivec_gev4sf): Ditto.
9391 (altivec_gtv4sf): Ditto.
9392 (altivec_vcmpbfp_p): Ditto.
9394 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9396 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9399 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9402 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9403 ASM_SHORT instead of .word.
9404 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9405 instead of .word in asm template.
9407 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9410 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9411 (process_bb_node_lives): Use it.
9413 * ira.c (setup_cover_and_important_classes): Don't setup
9414 ira_important_class_nums. Add cover classes to the end of
9416 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9418 (find_reg_class_closure): Use reorder_important_classes.
9420 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9422 * config/i386/i386.c (i386_ira_cover_classes): New function.
9423 (TARGET_IRA_COVER_CLASSES): Redefine.
9425 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9426 importance of order of cover classes in the array.
9428 2009-07-22 Diego Novillo <dnovillo@google.com>
9430 * tree-pass.h (TDF_EH): Define.
9431 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9432 contains TDF_EH, print the EH region number holding GS.
9433 * tree-dump.c (dump_options): Add "eh".
9434 * doc/invoke.texi: Document it.
9436 2009-07-22 Doug Kwan <dougkwan@google.com>
9438 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9440 2009-07-22 Michael Matz <matz@suse.de>
9442 PR tree-optimization/35229
9443 PR tree-optimization/39300
9445 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9446 (inhibit_phi_insertion): New function.
9447 (insert_into_preds_of_block): Call it for REFERENCEs.
9448 (init_pre): Initialize and finalize scalar evolutions.
9449 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9451 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9453 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9454 Use CONST_VECTOR_NUNITS to determine number of elements.
9456 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9458 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9459 (U, W): Constraints are now deprecated and will be removed if we
9461 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9463 ("prefetch"): Add the stcmh instruction for prefetching.
9464 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9466 (s390_short_displacement): Return always true if compiling for
9467 machines not providing the long displacement facility.
9468 (s390_mem_constraint): Support the new constraint letter Z.
9469 (s390_check_qrst_address): New function.
9471 2009-07-21 DJ Delorie <dj@redhat.com>
9473 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9476 2009-07-21 Jason Merrill <jason@redhat.com>
9478 * c-common.c (max_tinst_depth): Increase default to 1024.
9480 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9482 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9483 (vec_unpacku_float_lo_v4si): Ditto.
9485 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9488 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9489 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9490 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9491 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9493 2009-07-21 Jakub Jelinek <jakub@redhat.com>
9495 PR tree-optimization/40813
9496 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
9499 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
9501 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
9502 with a NOP_EXPR if needed.
9504 2009-07-21 Paul Brook <paul@codesourcery.com>
9506 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
9507 Terminate debug dump with newline.
9509 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9511 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
9512 Cast "1" to unsigned HOST_WIDE_INT.
9513 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
9514 deposit length to the maximum length - lsb. Extend length if
9515 HOST_BITS_PER_WIDE_INT is 32.
9517 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9519 * cgraph.h (constant_pool_htab): New function.
9520 (constant_descriptor_tree): Move from varasm.c.
9521 * varasm.c (constant_pool_htab): New function.
9522 (constant_descriptor_tree): Move to cgraph.h.
9524 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9526 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
9528 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
9530 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
9533 2009-07-20 Xinliang David Li <davidxl@google.com>
9535 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
9537 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
9539 * config/mips/mips.md (move_type): Add arith.
9540 (type): Handle arith.
9541 (zero_extendsidi2): Rename this into ...
9542 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
9543 (zero_extendsidi2): New expander.
9544 (*zero_extendsidi2_dext): New pattern.
9546 2009-07-20 Nick Clifton <nickc@redhat.com>
9548 * config.gcc (mips64-*-*): Add definition of tm_defines in order
9549 to set MIPS_ABI_DEFAULT.
9550 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
9552 2009-07-20 Jakub Jelinek <jakub@redhat.com>
9554 * tree-object-size.c (addr_object_size): Handle unions with
9555 array in it as last field of structs in __bos (, 1) as __bos (, 0).
9557 PR tree-optimization/40792
9558 * tree.c (build_function_type_skip_args): Remove bogus assert.
9560 2009-07-20 Jan Hubicka <jh@suse.cz>
9561 Martin Jambor <mjambor@suse.cz>
9563 * cgraph.h (combined_args_to_skip): New field.
9564 * cgraph.c (cgraph_create_virtual_clone): Properly handle
9565 combined_args_to_skip and args_to_skip.
9566 * tree-inline.c (update_clone_info): New function.
9567 (tree_function_versioning): Call update_clone_info.
9568 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
9570 (cgraph_materialize_all_clones): More extensive dumping, working
9571 with combined_args_to_skip rather than args_to_skip.
9573 2009-07-20 Ira Rosen <irar@il.ibm.com>
9575 * tree-vectorizer.h (vectorizable_condition): Add parameters.
9576 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
9577 (get_initial_def_for_reduction): Likewise.
9578 (vectorizable_reduction): Skip the check of first operand in case
9579 of COND_EXPR. Add check that it is outer loop vectorization if
9580 nested cycle was detected. Call vectorizable_condition() for
9581 COND_EXPR. If reduction epilogue cannot be created do not fail for
9582 nested cycles (if it is not double reduction). Assert that there
9583 is only one type in the loop in case of COND_EXPR. Call
9584 vectorizable_condition() to vectorize COND_EXPR.
9585 * tree-vect-stmts.c (vectorizable_condition): Update comment.
9586 Add parameters. Allow nested cycles if called from
9587 vectorizable_reduction(). Use reduction vector variable if provided.
9588 (vect_analyze_stmt): Call vectorizable_reduction() before
9589 vectorizable_condition().
9590 (vect_transform_stmt): Update call to vectorizable_condition().
9592 2009-07-20 Christian Bruel <christian.bruel@st.com>
9594 * config/sh/sh.opt (-mfmovd): Resurrect and document.
9595 * doc/invoke.texi (-mfmovd): Likewise.
9596 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
9598 2009-07-20 Jan Hubicka <jh@suse.cz>
9600 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
9601 when handling SSA name.
9603 2009-07-19 Jan Hubicka <jh@suse.cz>
9605 PR tree-optimization/40676
9606 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
9607 virtual PHIs in empty BBs.
9609 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9611 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
9612 re-expanded the compound use gen_lowpart instead to convert to the
9615 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9617 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
9618 OUTER_CONST arguments.
9619 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
9620 the new wider mode will be masked off.
9621 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
9623 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9625 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
9626 high-order bits are zero.
9628 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9630 * combine.c (simplify_shift_const_1): Split code to determine
9632 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
9633 new bits shifted in are identical to the old sign bit.
9635 2009-07-18 Richard Guenther <rguenther@suse.de>
9638 * gimplify.c (gimplify_call_expr): Reject code using results from
9639 functions returning void.
9641 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9643 * doc/md.texi: Document the new PowerPC "es" constraint.
9644 Document that "m" can include automodified addresses on this target,
9645 and explain how %U must be used. Extend the "Q" and "Z" documentation
9646 to suggest "es" as well as "m".
9647 * config/rs6000/constraints.md (es): New memory constraint.
9648 (Q, Z): Update strings to match new documentation.
9650 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9652 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
9653 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
9654 * config/rs6000/predicates.md (volatile_mem_operand): Use
9655 offsettable_nonstrict_memref_p.
9656 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
9657 (*floatunssidf2_internal): Likewise.
9658 (*fix_truncdfsi2_internal): Likewise.
9659 (*fix_trunctfsi2_internal): Likewise.
9661 2009-07-17 Anatoly Sokolov <aesok@post.ru>
9663 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
9665 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9667 2009-07-17 Richard Guenther <rguenther@suse.de>
9670 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
9671 (pass_warn_unused_result): Likewise.
9672 (TODO_set_props): Remove.
9673 * omp-low.c (diagnose_omp_structured_block_errors): Change to
9675 (pass_diagnose_omp_blocks): Define.
9676 * c-decl.c (pop_file_scope): Do not finalize the CU here.
9677 (c_gimple_diagnostics_recursively): Remove.
9678 (finish_function): Do not call it.
9679 (c_write_global_declarations): Continue after errors.
9680 Finalize the CU here.
9681 * c-gimplify.c (c_genericize): Do not gimplify here.
9682 * c-common.c (c_warn_unused_result): Move ...
9683 * tree-cfg.c (do_warn_unused_result): ... here.
9684 (run_warn_unused_result): New function.
9685 (gate_warn_unused_result): New function.
9686 (pass_warn_unused_result): New pass.
9687 * c-common.h (c_warn_unused_result): Remove.
9688 * flags.h (flag_warn_unused_result): Declare.
9689 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
9690 * opts.c (flag_warn_unused_result): Initialize to false.
9691 * toplev.c (compile_file): Add comment.
9692 * omp-low.c (create_omp_child_function): Do not register
9693 the function with the frontend.
9694 (diagnose_omp_structured_block_errors): Prepare to be
9695 called as optimization pass.
9696 (gate_diagnose_omp_blocks): New function.
9697 (pass_diagnose_omp_blocks): New pass.
9698 * cgraph.h (cgraph_optimize): Remove.
9699 (cgraph_analyze_function): Likewise.
9700 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
9701 * cgraphunit.c (cgraph_lower_function): Lower nested functions
9702 before their parents here.
9703 (cgraph_finalize_function): Not here.
9704 (cgraph_analyze_function): Gimplify functions here.
9705 (cgraph_finalize_compilation_unit): Continue after errors.
9706 Optimize the callgraph from here.
9707 (cgraph_optimize): Make static.
9708 * langhooks.c (write_global_declarations): Finalize the CU.
9709 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
9710 (gimplify_function_tree): Assert we gimplify only once.
9711 Set PROP_gimple_any property.
9712 * tree-nested.c (gimplify_all_functions): New function.
9713 (lower_nested_functions): Gimplify all nested functions.
9714 * gimple.h (diagnose_omp_structured_block_errors): Remove.
9715 * passes.c (init_optimization_passes): Add pass_warn_unused_result
9716 and pass_diagnose_omp_blocks after gimplification. Do not
9717 set TODO_set_props on all_lowering_passes.
9718 (execute_one_pass): Do not handle TODO_set_props.
9719 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
9720 (gimplify.o): Add tree-pass.h dependency.
9721 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
9722 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
9723 (unsave_r): Likewise.
9724 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
9727 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
9729 * doc/service.texi (Service): Restore previously removed link,
9730 which isn't broken after all.
9732 2009-07-17 Richard Guenther <rguenther@suse.de>
9734 PR tree-optimization/40321
9735 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
9736 PHI nodes to the maximal set.
9737 (make_values_for_phi): Add PHI arguments to the maximal set.
9738 (execute_pre): Dump PHI_GEN and the maximal set.
9740 2009-07-17 Jakub Jelinek <jakub@redhat.com>
9743 * gimplify.c (gimplify_conversion): Don't change non-conversions into
9746 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
9748 * doc/extend.texi (Nested Functions): Replace broken link with
9750 * doc/service.texi (Service): Remove broken link.
9752 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
9755 * builtins.c (expand_builtin_memcmp): Use loc instead of
9756 EXPR_LOCATION (exp).
9757 (expand_builtin_strncmp): Likewise.
9759 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
9760 Manuel López-Ibáñez <manu@gcc.gnu.org>
9763 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
9764 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
9765 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
9766 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
9767 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
9768 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
9769 tree-inline.c, c-common.c, c-common.h, gimple.c,
9770 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
9771 convert.c: Add location argument to fold_{unary,binary,ternary},
9772 fold_build[123], build_call_expr, build_size_arg,
9773 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
9774 fold_build1_initializer, fold_build2_initializer,
9775 fold_build3_initializer, fold_build_call_array,
9776 fold_build_call_array_initializer, fold_single_bit_test,
9777 omit_one_operand, omit_two_operands, invert_truthvalue,
9778 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
9779 combine_comparisons, fold_builtin_*, fold_call_expr,
9780 build_range_check, maybe_fold_offset_to_address, round_up,
9783 2009-07-16 Jason Merrill <jason@redhat.com>
9786 * c-common.c (c_common_reswords): Add __is_standard_layout
9788 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
9789 * doc/implement-cxx.texi: New.
9790 * doc/gcc.texi: Include it.
9792 2009-07-16 DJ Delorie <dj@redhat.com>
9794 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
9795 compares that may be indirectly affected by previous instructions.
9797 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9799 * builtins.c (do_mpc_arg2): New.
9800 (fold_builtin_2): Fold builtin cpow.
9801 * real.h (HAVE_mpc_pow): New.
9803 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
9805 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
9806 comparison to skip unprofitable schedule
9808 2009-07-16 Simon Baldwin <simonb@google.com>
9810 * gcc.c (option_map): New flag -no-canonical-prefixes.
9811 * (display_help): Print help text for new flag.
9812 * (process_command): Move options translation and language specifics
9813 and handle new flag early. Use it to set a function pointer to a
9814 prefix builder. Replace make_relative_prefix calls with calls to
9815 the function pointed to. Ignore new flag in regular options handling.
9816 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
9818 2009-07-15 DJ Delorie <dj@redhat.com>
9820 * config/mep/mep.md (sibcall_internal): Change register to avoid
9822 (sibcall_value_internal): Likewise.
9824 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
9826 PR rtl-optimization/40710
9827 * resource.c (mark_target_live_regs): Reset DF problem to LR.
9829 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
9831 * config/mips/mips.md (*extenddi_truncate<mode>,
9832 *extendsi_truncate<mode>): Change type attribute to move_type
9833 with shift_shift. Split out code handling exts from here ...
9834 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
9836 (*extendhi_truncateqi): Change type attribute to move_type with
9837 shift_shift. Split out code handling exts from here ...
9838 (*extendhi_truncateqi_exts): ... to this new pattern.
9840 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
9842 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
9843 instead of "and" with inverted sign bit mask value. Use
9844 "nonimmediate_operand" for operand 1 and operand 2 predicate.
9845 Allocate registers only for operand 4 and operand 5.
9847 2009-07-15 Jakub Jelinek <jakub@redhat.com>
9850 * fold-const.c (fold_cond_expr_with_comparison): When folding
9851 < and <= to MIN, make sure the MIN uses the same type as the
9852 comparison's operands.
9854 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
9856 * arm.md (ior_xor): New code iterator.
9857 (split for ior/xor with shift and zero-extend): New split pattern.
9858 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
9860 2009-07-15 Richard Guenther <rguenther@suse.de>
9862 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
9865 2009-07-15 Richard Guenther <rguenther@suse.de>
9868 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
9870 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9872 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
9873 handle 2.6.30 kernel.
9875 2009-07-15 DJ Delorie <dj@redhat.com>
9877 * config/mep/mep.md (sibcall_internal): Change register to allow
9878 for 24-bit addresses.
9879 (sibcall_value_internal): Likewise.
9881 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
9883 * doc/invoke.texi: Added descriptions of the scheduling heuristics
9884 that are enabled/disabled by the flags introduced by a previous patch.
9886 2009-07-14 DJ Delorie <dj@redhat.com>
9888 * config/mep/mep.md (sibcall_internal): Include non-toggling
9890 (sibcall_value_internal): Likewise.
9892 2009-07-14 Taras Glek <tglek@mozilla.com>
9893 Rafael Espindola <espindola@google.com>
9895 * doc/sourcebuild.texi: Document install-plugin target.
9896 * configure.ac: Added install-plugin target to language makefiles.
9897 * configure: Regenerate.
9898 * Makefile.in: (install-plugin): Install more headers,
9899 depend on lang.install-plugin.
9901 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9903 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
9906 2009-07-14 DJ Delorie <dj@redhat.com>
9908 * config/mep/mep.c (mep_vliw_jmp_match): New function.
9909 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
9910 * config/mep/mep.md (sibcall_internal): Change test from
9911 mep_vliw_mode_match to mep_vliw_jmp_match.
9912 (sibcall_value_internal): Likewise.
9914 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
9916 * config/i386/sse.md (copysign<mode>3): New expander.
9917 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
9918 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
9919 Use ix86_build_const_vector.
9920 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
9921 IX86_BUILTIN_CPYSGNPD.
9922 (builtin_description): Add __builtin_ia32_copysignps and
9923 __builtin_ia32_copysignpd.
9924 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
9925 and BUILT_IN_COPYSIGNF.
9927 2009-07-13 Jason Merrill <jason@redhat.com>
9929 * builtins.c (can_trust_pointer_alignment): New fn.
9930 (get_pointer_alignment): Factor it out from here.
9931 * tree.h: Declare it.
9933 2009-07-14 David Edelsohn <edelsohn@gnu.org>
9935 * config/rs6000/predicates.md (offsettable_mem_operand): Test
9938 2009-07-14 Dodji Seketeli <dodji@redhat.com>
9942 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
9944 2009-07-14 Richard Guenther <rguenther@suse.de>
9945 Andrey Belevantsev <abel@ispras.ru>
9948 * cfgexpand.c (partition_stack_vars): Do not bother to update
9949 alias information when not optimizing.
9951 2009-07-14 Richard Guenther <rguenther@suse.de>
9952 Andrey Belevantsev <abel@ispras.ru>
9954 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
9955 (pt_solution_set): Likewise.
9956 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
9957 * tree-ssa-structalias.c (pt_solution_set): New function.
9958 * final.c (rest_of_clean_state): Free SSA data structures.
9959 * print-rtl.c (print_decl_name): Remove.
9960 (print_mem_expr): Implement in terms of print_generic_expr.
9961 * alias.c (ao_ref_from_mem): New function.
9962 (rtx_refs_may_alias_p): Likewise.
9963 (true_dependence): Query alias-export info.
9964 (canon_true_dependence): Likewise.
9965 (write_dependence_p): Likewise.
9966 * tree-dfa.c (get_ref_base_and_extent): For void types leave
9968 * emit-rtl.c (component_ref_for_mem_expr): Remove.
9969 (mem_expr_equal_p): Use operand_equal_p.
9970 (set_mem_attributes_minus_bitpos): Do not use
9971 component_ref_for_mem_expr.
9972 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
9973 (update_alias_info_with_stack_vars): Likewise.
9974 (partition_stack_vars): Call update_alias_info_with_stack_vars.
9975 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
9976 explicitly nor clear stmt operands.
9977 Free the decl-to-pointer map.
9978 * tree-optimize.c (execute_free_datastructures): Do not free
9979 SSA data structures here.
9980 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
9981 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
9982 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
9984 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
9986 2009-07-13 DJ Delorie <dj@redhat.com>
9988 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
9989 unrolling at the right iteration count.
9991 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
9994 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
9996 * haifa-sched.c (rank_for_schedule): Introduced flags to
9997 enable/disable individual scheduling heuristics.
9998 * common.opt: Introduced flags to enable/disable individual
9999 heuristics in the scheduler.
10000 * doc/invoke.texi: Introduced flags to enable/disable individual
10001 heuristics in the scheduler.
10003 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10005 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10006 config/i386/mingw-tls.c.
10007 * config/i386/mingw-tls.c: Removed.
10009 2009-07-13 Ira Rosen <irar@il.ibm.com>
10011 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10012 checks access only relevant statements.
10013 (vectorizable_reduction): Likewise.
10015 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10017 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10018 just for 32-bit case.
10020 2009-07-12 Jan Hubicka <jh@suse.cz>
10022 PR tree-optimization/40585
10023 * except.c (expand_resx_expr): When there already is resume
10024 instruction, produce linked list.
10025 (build_post_landing_pads): Assert that resume is empty.
10026 (connect_post_landing_pads): Handle resume lists.
10027 (dump_eh_tree): Dump resume list.
10029 2009-07-12 Ira Rosen <irar@il.ibm.com>
10031 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10032 with additional argument.
10033 * tree-vectorizer.h (enum vect_def_type): Add
10034 vect_double_reduction_def.
10035 (vect_is_simple_reduction): Add argument.
10036 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10038 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10039 vect_is_simple_reduction with additional argument.
10040 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10042 (reduction_code_for_scalar_code): Handle additional codes by
10043 returning ERROR_MARK for them. Fix comment and indentation.
10044 (vect_is_simple_reduction): Fix comment, add argument to specify
10045 double reduction. Detect double reduction.
10046 (get_initial_def_for_induction): Fix indentation.
10047 (get_initial_def_for_reduction): Fix comment and indentation.
10048 Handle double reduction. Create initial definitions that do not
10049 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10050 (vect_create_epilog_for_reduction): Fix comment, add argument to
10051 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10052 epilogue result extraction. Create double reduction phi node and
10053 replace relevant uses.
10054 (vectorizable_reduction): Call vect_is_simple_reduction with
10055 additional argument. Fix indentation. Update epilogue code treatment
10056 according to the changes in reduction_code_for_scalar_code. Check
10057 for double reduction. Call vect_create_epilog_for_reduction with
10058 additional argument.
10059 * tree-vect-stmts.c (process_use): Handle double reduction, update
10061 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10062 (vect_get_vec_def_for_operand): Likewise.
10064 2009-07-12 Danny Smith <dansmister@gmail.com>
10066 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10067 dllexport if !TREE_PUBLIC.
10068 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10070 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10072 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10073 (avr_extra_arch_macro) Remove declatation.
10074 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10075 (avr_extra_arch_macro) Declare as static.
10076 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10078 2009-07-11 Jan Hubicka <jh@suse.cz>
10080 PR middle-end/48388
10081 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10083 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10086 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10087 cold_in_std_section bits.
10088 (dwarf2out_begin_prologue): Initialize them.
10089 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10090 if already covered by text_section or cold_text_section range.
10092 PR rtl-optimization/40667
10093 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10094 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10095 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10096 * config/i386/i386.c (ix86_minimum_alignment): New function.
10097 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10098 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10099 * emit-rtl.c (gen_reg_rtx): Likewise.
10100 * function.c (assign_parms): Likewise. If nominal_type needs
10101 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10102 rather than passed_type's alignment.
10105 * function.c (assign_parm_setup_stack): Adjust
10106 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10107 from nominal_mode on big endian.
10109 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10111 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10113 2009-07-10 DJ Delorie <dj@redhat.com>
10115 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10117 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10119 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10121 (thumb2_cbnz): Likewise.
10123 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10126 * config.gcc (supported_defaults): Add synci.
10127 (with_synci): Add validation.
10128 (all_defaults): Add synci.
10129 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10132 * config/mips/mips.opt (msynci): New option.
10133 * config/mips/mips.c (mips_override_options): Warn on use of
10134 -msynci for targets that do now support it.
10135 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10137 * gcc/doc/invoke.texi (-msynci): Document the new option.
10138 * doc/install.texi (--with-synci): Document the new option.
10140 2009-07-10 Richard Guenther <rguenther@suse.de>
10142 PR tree-optimization/40496
10143 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10144 the PHI result with a compatible type.
10146 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10150 * c.opt (Wunused-result): New.
10151 * doc/invoke.texi: Document it.
10152 * c-common.c (c_warn_unused_result): Use it.
10154 2009-07-09 DJ Delorie <dj@redhat.com>
10156 * targhooks.c (default_target_can_inline_p): Rename from
10157 default_target_option_can_inline_p.
10158 * targhooks.h (default_target_can_inline_p): Likewise.
10159 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10160 TARGET_OPTION_CAN_INLINE_P.
10161 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10162 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10163 (mep_target_can_inline_p): Rename from
10164 mep_target_option_can_inline_p.
10167 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10168 registers used to pass vectors.
10170 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10172 2009-07-09 Tom Tromey <tromey@redhat.com>
10174 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10175 * config/mmix/mmix.c: Include dwarf2.h.
10176 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10177 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10178 * config/sh/sh.c: Include dwarf2.h.
10179 * config/i386/i386.c: Include dwarf2.h.
10180 * Makefile.in (DWARF2_H): Remove 'elf'.
10181 * except.c: Include dwarf2.h.
10182 * unwind-dw2.c: Include dwarf2.h.
10183 * dwarf2out.c: Include dwarf2.h.
10184 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10185 * unwind-dw2-fde.c: Include dwarf2.h.
10186 * dwarf2asm.c: Include dwarf2.h.
10188 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10190 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10191 (max_issue): Use it.
10192 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10194 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10195 (region_sched_info): Update.
10196 * sched-ebb.c (ebb_sched_info): Update.
10197 * modulo-sched.c (sms_sched_info): Update.
10198 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10200 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10202 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10204 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10206 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10208 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10210 PR middle-end/40692
10211 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10212 arg1 with arg01 if arg1 is already INTEGER_CST.
10214 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10216 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10217 Transform (and (truncate)) into (truncate (and)).
10219 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10221 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10222 creating LHS paradoxical subregs. Fix surrounding returns to
10223 use NULL_RTX rather than 0.
10225 2009-07-08 DJ Delorie <dj@redhat.com>
10227 * config/mep/mep.c: (mep_option_can_inline_p): New.
10228 (TARGET_OPTION_CAN_INLINE_P): Define.
10230 2009-07-08 Mark Wielaard <mjw@redhat.com>
10233 * dwarf2out.c (add_data_member_location_attribute): When we have
10234 only a constant offset don't emit a new location description using
10235 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10238 2009-07-08 Richard Henderson <rth@redhat.com>
10241 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10242 (enum reg_class): Add CLOBBERED_REGS.
10243 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10244 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10245 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10246 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10247 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10248 force 64-bit sibcalls into R11.
10249 * config/i386/constraints.md (U): New constraint.
10250 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10251 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10252 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10254 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10256 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10258 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10259 * ebitmap.h (dump_ebitmap): Ditto.
10260 * optabs.h (optab_libfunc): Ditto.
10261 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10262 * tree-flow.h (vect_can_force_dr_alignment_p,
10263 get_vectype_for_scalar_type): Ditto.
10264 (vectorize_loops): Move prototype to ...
10265 * tree-vectorizer.h: ... here. Also, adjust comment.
10266 (vect_set_verbosity_level): Remove duplicate prototype.
10267 * tree-ssa-loop.c: Include tree-vectorizer.h.
10268 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10270 2009-07-08 Nick Clifton <nickc@redhat.com>
10272 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10275 2009-07-08 DJ Delorie <dj@redhat.com>
10277 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10278 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10279 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10281 * config/mep/intrinsics.md: Regenerated.
10282 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10283 registers when asm() or calls are detected.
10285 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10288 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10290 * gimple (gimple_build_call_from_tree): Likewise.
10291 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10292 no_warning flag before warning.
10294 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10296 * tree.c (set_expr_locus): Remove.
10297 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10298 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10300 * gimplify.c (internal_get_tmp_var): Likewise.
10301 (gimplify_call_expr): Likewise.
10302 (gimplify_one_sizepos): Likewise.
10304 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10307 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10308 to variables for debugging purposes.
10310 2009-06-23 Mark Loeser <mark@halcy0n.com>
10313 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10315 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10317 * pretty-print.c (pp_base_format): Remove %J.
10318 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10319 gcc_cxxdiag_char_table): Likewise.
10320 (init_dynamic_diag_info): Likewise.
10322 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10324 * pretty-print.c (pp_base_format): Remove %H.
10325 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10326 gcc_cxxdiag_char_table): Likewise.
10327 (init_dynamic_diag_info): Likewise.
10328 * config/mep/mep.c (mep_select_section): Likewise.
10330 2009-07-07 Duncan Sands <baldrick@free.fr>
10332 * final.c (pass_clean_state): Give the pass a name.
10333 * passes.c (pass_rest_of_compilation): Likewise.
10334 * tree-optimize.c (pass_all_optimizations): Likewise.
10336 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10338 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10339 an extra 'decl' for error_at.
10341 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10343 PR middle-end/40669
10344 * tree-tailcall.c (adjust_return_value_with_ops,
10345 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10346 if it has complex or vector type.
10348 2009-07-07 Olivier Hainque <hainque@adacore.com>
10350 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10353 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10355 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10357 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10359 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10360 * c-decl.c: Likewise.
10361 * function.c: Likewise.
10362 * varasm.c: Likewise.
10363 * tree-ssa.c: Likewise.
10364 * c-common.c: Likewise.
10365 * tree-cfg.c: Likewise.
10366 * config/spu/spu.c: Likewise.
10367 * config/ia64/ia64.c: Likewise.
10368 * config/v850/v850.c: Likewise.
10370 2009-07-06 DJ Delorie <dj@redhat.com>
10372 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10373 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10374 unspecified accesses to control registers.
10375 * config/mep/intrinsics.md: Regenerate.
10376 * config/mep/intrinsics.h: Regenerate.
10377 * config/mep/mep-intrin.h: Regenerate.
10379 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10381 * c-lex.c: Replace %H by an explicit location. Update all calls.
10382 * c-common.c: Likewise.
10383 * c-decl.c: Likewise.
10384 * c-typeck.c: Likewise.
10385 * fold-const.c: Likewise.
10386 * gimplify.c: Likewise.
10387 * stmt.c: Likewise.
10388 * tree-cfg.c: Likewise.
10389 * tree-ssa-loop-niter.c: Likewise.
10390 * tree-vrp.c: Likewise.
10391 * value-prof.c: Likewise.
10393 2009-07-06 Diego Novillo <dnovillo@google.com>
10395 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10396 if it has one. Handle cases where VAR does not have an
10397 annotation or cfun is NULL.
10399 2009-07-06 Diego Novillo <dnovillo@google.com>
10401 * tree.c: Include debug.h.
10402 (initialize_tree_contains_struct): New.
10403 (init_ttree): Call it.
10404 (tree_node_structure_for_code): Factor out of ...
10405 (tree_node_structure): ... here.
10406 * treestruct.def (TS_PHI_NODE): Remove.
10407 (TS_GIMPLE_STATEMENT): Remove.
10409 2009-07-06 Diego Novillo <dnovillo@google.com>
10411 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10412 (debug_tree_chain): Handle cycles.
10414 2009-07-06 Nick Clifton <nickc@redhat.com>
10415 DJ Delorie <dj@redhat.com>
10417 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10418 __FMOVD_ENABLED__ is defined.
10420 (TARGET_FMOVD): Provide a default definition.
10421 (MASK_FMOVD): Likewise.
10422 (TARGET_CPU_CPP_BUILTINS): Define
10423 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10424 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10425 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10426 (split for DF load from memory into register): Also handle
10427 MEMs which consist of REG+DISP addressing.
10428 (split for DF store from register to memory): Likewise.
10429 (movsf_ie): Always use single fp_mode.
10430 * config/sh/sh.c (sh_override_options): Do not automatically
10431 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10432 that to the -mfmovd command line switch.
10433 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10434 (fldi_ok): Always allow.
10435 * config/sh/sh.opt (mfmovd): Remove this switch.
10436 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10438 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10439 Kaz Kojima <kkojima@gcc.gnu.org>
10441 PR rtl-optimization/30807
10442 * postreload.c (reload_combine): For every new use of REG_SUM,
10443 record the use of BASE.
10445 2009-07-06 Jan Hubicka <jh@suse.cz>
10447 * params.def: Revert my accidental commit at 2009-06-30.
10449 2009-07-04 Ian Lance Taylor <iant@google.com>
10452 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10454 (mingw_format_attribute_overrides): Likewise.
10456 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10459 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10460 don't check cfa.reg. Instead of cfa.indirect use
10461 fde && fde->drap_reg != INVALID_REGNUM test.
10463 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10465 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10467 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10470 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10472 2009-07-03 Richard Guenther <rguenther@suse.de>
10474 PR tree-optimization/40640
10475 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10478 2009-07-03 Jan Hubicka <jh@suse.cz>
10480 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10481 for size, reduce amount of inlining.
10483 2009-07-03 Richard Guenther <rguenther@suse.de>
10485 PR middle-end/34163
10486 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10487 if t +- x is known to not overflow and the conversion widens the
10489 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10491 2009-07-03 Jan Hubicka <jh@suse.cz>
10493 * ipa-pure-const.c (analyze): Update loop optimizer init.
10494 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
10495 try_remove_empty_loop, remove_empty_loops): Remove.
10496 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
10497 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
10498 to mark regular loops as neccesary.
10499 (degenerate_phi_p): New function.
10500 (propagate_necessity, remove_dead_phis): Use it.
10501 (forward_edge_to_pdom): Likewise.
10502 (eliminate_unnecessary_stmts): Take care to remove uses of results of
10503 virtual PHI nodes that became unreachable.
10504 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
10505 * tree-flow.h (remove_empty_loops): Remove.
10506 * passes.c (init_optimization_passes): Remove.
10508 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
10510 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
10511 can_create_pseudo_p.
10512 (*fix_trunc<mode>_i387_1): Ditto.
10513 (*floathi<mode>2_1): Ditto.
10514 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
10515 (*fistdi2_1): Ditto.
10516 (*fist<mode>2_1): Ditto.
10517 (frndintxf2_floor): Ditto.
10518 (*fist<mode>2_floor_1): Ditto.
10519 (frndintxf2_ceil): Ditto.
10520 (*fist<mode>2_ceil_1): Ditto.
10521 (frndintxf2_trunc): Ditto.
10522 (frndintxf2_mask_pm): Ditto.
10523 (fxam<mode>2_i387_with_temp): Ditto.
10524 * config/i386/sse.md (mulv16qi3): Ditto.
10525 (*sse2_mulv4si3): Ditto.
10527 (sse4_2_pcmpestr): Ditto.
10528 (sse4_2_pcmpistr): Ditto.
10530 2009-07-03 Jan Hubicka <jh@suse.cz>
10532 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
10533 (mark_stmt_necessary): Set it.
10534 (mark_operand_necessary): Set it.
10535 (mark_control_dependent_edges_necessary): Set it.
10536 (mark_virtual_phi_result_for_renaming): New function.
10537 (get_live_post_dom): New function.
10538 (forward_edge_to_pdom): New function.
10539 (remove_dead_stmt): Fix handling of control dependences.
10540 (tree_dce_init): Init new bitmap.
10541 (tree_dce_done): Free it.
10543 2009-07-02 Richard Guenther <rguenther@suse.de>
10546 * tree-ssa-structalias.c (new_var_info): Initialize
10549 2009-07-02 Jan Hubicka <jh@suse.cz>
10551 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
10554 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
10556 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
10557 instead of recomputing it. Adjust calls.
10558 (emit_store_flag): Adjust recursive calls.
10560 2009-07-02 Richard Guenther <rguenther@suse.de>
10562 * tree-ssa-live.c (remove_unused_locals): Do not remove
10564 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
10565 of DECL_EXTERNAL for HEAP variables.
10566 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
10567 HEAP variables. Do not adjust RESTRICT vars.
10568 (find_what_var_points_to): Nobody cares if something
10569 points to READONLY.
10571 2009-07-02 Ben Elliston <bje@au.ibm.com>
10573 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
10574 pc_low and pc_high declarations to the top of the function.
10576 2009-07-01 DJ Delorie <dj@redhat.com>
10578 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
10579 registers as fixed.
10580 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
10581 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
10582 unspecified accesses to control registers.
10583 * config/mep/intrinsics.md: Regenerate.
10584 * config/mep/intrinsics.h: Regenerate.
10585 * config/mep/mep-intrin.h: Regenerate.
10587 2009-07-01 Anthony Green <green@moxielogic.com>
10589 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
10590 instruction when possible.
10591 (moxie_expand_prologue): Ditto. Also, save an instruction and
10592 some complexity by popping off of $r12 instead of $sp.
10593 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
10596 2009-07-01 Richard Henderson <rth@redhat.com>
10599 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
10600 contained no insns, reposition note before last insn.
10602 2009-07-01 Richard Henderson <rth@redhat.com>
10605 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
10606 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
10608 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10611 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
10612 darwin9 for printing reg addresses with %y.
10614 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10616 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
10617 truncation from operands in binary operations.
10619 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10622 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10623 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10624 subreg of op0 to the original op0.
10626 * expmed.c (store_bit_field_1): Use a temporary as the destination
10627 instead of a paradoxical subreg when we need to truncate the result.
10629 2009-07-01 DJ Delorie <dj@redhat.com>
10631 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
10632 names to VLIW variants.
10633 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
10634 * config/mep/intrinsics.md: Regenerate.
10635 * config/mep/intrinsics.h: Regenerate.
10636 * config/mep/mep-intrin.h: Regenerate.
10638 2009-07-01 Jakub Jelinek <jakub@redhat.com>
10641 * jump.c (returnjump_p): Revert last patch.
10642 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
10644 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10647 * pa.md (casesi32p): Use jump table label to determine the offset
10649 (casesi64p): Likewise.
10651 * pa.c (forward_branch_p): Return bool type. Use instruction
10652 addresses when available. Assert that INSN has a jump label.
10653 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
10656 2009-07-01 Richard Guenther <rguenther@suse.de>
10658 PR tree-optimization/19831
10659 * tree-ssa-dce.c (propagate_necessity): Calls to functions
10660 that only act as barriers do not make any previous stores necessary.
10661 * tree-ssa-structalias.c (handle_lhs_call): Delay making
10662 HEAP variables global, do not add a constraint from nonlocal.
10663 (find_func_aliases): Handle escapes through return statements.
10664 (compute_points_to_sets): Make escaped HEAP variables global.
10666 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10669 * expmed.c (emit_store_flag): Perform a conversion if necessary,
10670 after reducing a DImode cstore to SImode.
10672 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10674 * expr.c (expand_expr_real_1): Reinstate fallthrough to
10675 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
10677 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
10679 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
10680 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
10682 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
10683 and umod_optab if TARGET_BSD_DIVMOD.
10684 * config/vax/lib1funcs.asm: New file.
10685 * config/vax/t-linux: New file.
10686 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
10688 2009-06-30 Jakub Jelinek <jakub@redhat.com>
10691 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
10692 to type arguments that have void type.
10695 * dwarf2out.c (gen_formal_parameter_die): Call
10696 equate_decl_number_to_die if node is different from origin.
10698 2009-06-30 Anthony Green <green@moxielogic.com>
10700 Clean up moxie port for --enable-build-with-cxx.
10701 * config/moxie/moxie.c (moxie_function_value): First two
10702 parameters are const_tree, not tree.
10703 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
10704 (REG_CLASS_NAMES): Ditto.
10705 (REGNO_REG_CLASS): Ditto.
10706 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
10707 (moxie_function_value): Fix constyness of arguments.
10709 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
10711 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
10712 finalize_size_functions before further processing.
10713 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
10714 (variable_size): Call self_referential_size on size expressions
10715 that contain a PLACEHOLDER_EXPR.
10716 (size_functions): New static variable.
10717 (copy_self_referential_tree_r): New static function.
10718 (self_referential_size): Likewise.
10719 (finalize_size_functions): New global function.
10720 * tree.c: Include tree-inline.h.
10721 (push_without_duplicates): New static function.
10722 (find_placeholder_in_expr): New global function.
10723 (substitute_in_expr) <tcc_declaration>: Return the replacement object
10725 <tcc_expression>: Likewise.
10726 <tcc_vl_exp>: If the replacement object is a constant, try to inline
10727 the call in the expression.
10728 * tree.h (finalize_size_functions): Declare.
10729 (find_placeholder_in_expr): Likewise.
10730 (FIND_PLACEHOLDER_IN_EXPR): New macro.
10731 (substitute_placeholder_in_expr): Update comment.
10732 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
10734 (copy_tree_body_r): Likewise.
10735 (copy_tree_body): New static function.
10736 (maybe_inline_call_in_expr): New global function.
10737 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
10738 (maybe_inline_call_in_expr): Declare.
10739 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
10740 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
10743 2009-06-30 Richard Guenther <rguenther@suse.de>
10745 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
10747 (propagate_necessity): Do not mark reaching defs of stores
10750 2009-06-30 Jan Hubicka <jh@suse.cz>
10752 * cfgloopanal.c (check_irred): Move into ...
10753 (mark_irreducible_loops): ... here; return true if ireducible
10755 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
10756 (analyze_function): Try to prove loop finiteness.
10757 * cfgloop.h (mark_irreducible_loops): Update prototype.
10758 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
10760 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
10762 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
10764 2009-06-30 Ira Rosen <irar@il.ibm.com>
10766 PR tree-optimization/40542
10767 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
10770 2009-06-30 Martin Jambor <mjambor@suse.cz>
10772 PR tree-optimization/40582
10773 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
10774 than useless_type_conversion_p.
10775 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
10778 2009-06-30 Martin Jambor <mjambor@suse.cz>
10780 PR middle-end/40554
10781 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
10783 2009-06-30 Richard Guenther <rguenther@suse.de>
10785 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
10786 use ao_ref references.
10787 (walk_aliased_vdefs): Likewise.
10788 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
10789 * tree-ssa-dce.c (struct ref_data): Remove.
10790 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
10791 (mark_aliased_reaching_defs_necessary): Adjust.
10792 (mark_all_reaching_defs_necessary_1): Likewise.
10794 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
10797 * expmed.c (emit_cstore): New name of emit_store_flag_1.
10798 (emit_store_flag_1): Extract from emit_store_flag, adjust
10799 calls to (what now is) emit_cstore.
10800 (emit_store_flag): Call emit_store_flag_1 and also use it
10801 for what used to be recursive calls.
10803 2009-06-30 Wei Guozhi <carrot@google.com>
10806 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
10807 if the target bb post dominates from bb.
10808 * config/i386/i386.c (memory_address_length): Check existence of base
10809 register before using it.
10811 2009-06-30 Nick Clifton <nickc@redhat.com>
10812 DJ Delorie <dj@redhat.com>
10814 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10815 __FMOVD_ENABLED__ is defined.
10817 (TARGET_FMOVD): Provide a default definition.
10818 (MASK_FMOVD): Likewise.
10819 (TARGET_CPU_CPP_BUILTINS): Define
10820 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10821 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10822 two fmov instructions depending upon whether TARGET_FMOVD is
10824 (split for DF load from memory into register): Also handle
10825 MEMs which consist of REG+DISP addressing.
10826 (split for DF store from register to memory): Likewise.
10827 * config/sh/sh.opt (mfmovd): Remove this switch.
10828 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10829 * config/sh/sh.c (sh_override_options): Do not automatically
10830 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10831 that to the -mfmovd command line switch.
10833 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
10835 (fldi_ok): Always allow.
10836 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
10838 2009-06-29 DJ Delorie <dj@redhat.com>
10840 * doc/install.texi (mep-x-elf): Correct chip's full name.
10842 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
10844 * doc/extend.texi: Fix typo.
10846 2009-06-29 Tom Tromey <tromey@redhat.com>
10848 * dwarf2.h: Remove.
10849 * Makefile.in (DWARF2_H): New variable.
10850 (except.o): Use it.
10851 (dwarf2out.o): Likewise.
10852 (dwarf2asm.o): Likewise.
10853 * config/i386/t-i386: Use DWARF2_H.
10854 * except.c: Include elf/dwarf2.h.
10855 * unwind-dw2.c: Include elf/dwarf2.h.
10856 * dwarf2out.c: Include elf/dwarf2.h.
10857 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
10858 <dtprel>: New field.
10859 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
10860 (size_of_loc_descr): Likewise.
10861 (output_loc_operands_raw): Likewise.
10862 (output_loc_operands): Handle new dtprel field.
10863 (loc_checksum): Update.
10864 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
10865 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
10866 * unwind-dw2-fde.c: Include elf/dwarf2.h.
10867 * dwarf2asm.c: Include elf/dwarf2.h.
10868 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
10869 * config/mmix/mmix.c: Include elf/dwarf2.h.
10870 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
10871 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
10872 * config/sh/sh.c: Include elf/dwarf2.h.
10873 * config/i386/i386.c: Include elf/dwarf2.h.
10875 2009-06-29 DJ Delorie <dj@redhat.com>
10877 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
10879 * doc/extend.texi: Add MeP attributes and pragmas.
10880 * doc/invoke.text: Add MeP Options.
10881 * doc/contrib.texi: Add MeP contribution.
10882 * doc/md.texi: Add MeP constraints.
10883 * doc/install.texi: Add MeP target.
10885 2009-06-30 Anatoly Sokolov <aesok@post.ru>
10887 * target.h (struct gcc_target): Add frame_pointer_required field.
10888 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
10889 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
10890 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
10892 * reload1.c (update_eliminables): (Ditto.).
10893 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
10894 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
10895 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
10897 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
10899 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
10900 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10901 (arm_frame_pointer_required): New function.
10903 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
10904 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10905 (avr_frame_pointer_required_p): Declare as static.
10906 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
10908 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
10909 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10910 (bfin_frame_pointer_required): Make as static, change return type
10912 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
10914 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
10915 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10916 (cris_frame_pointer_required): New function.
10918 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
10920 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
10921 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10922 (fr30_frame_pointer_required): New function.
10924 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
10925 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10926 (frv_frame_pointer_required): Make as static, change return type
10928 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
10930 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
10931 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10932 (ix86_frame_pointer_required): Make as static, change return type to
10934 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
10936 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
10937 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10939 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
10941 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
10943 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
10945 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
10946 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10947 (mips_frame_pointer_required): Make as static.
10948 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
10950 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
10951 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10952 (mmix_frame_pointer_required): Mew function.
10954 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
10955 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10957 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
10959 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
10961 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
10963 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
10964 (CAN_ELIMINATE): Redefine.
10965 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10966 (sparc_frame_pointer_required): New function.
10967 (sparc_can_eliminate): New function.
10968 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
10970 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
10971 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10973 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
10974 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10975 (xtensa_frame_pointer_required): Make as static, change return type
10977 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
10980 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
10982 * doc/plugins.texi: Document PLUGIN_START_UNIT.
10983 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
10984 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
10985 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
10986 (register_callback): Handle PLUGIN_START_UNIT.
10987 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
10989 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
10991 * tree.c (process_call_operands): Propagate TREE_READONLY from the
10993 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
10994 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
10996 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
10998 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11001 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11003 * doc/extend.texi (Additional Floating Types): __float128 is also
11004 supported on i386 targets.
11006 2009-06-29 Richard Guenther <rguenther@suse.de>
11008 PR middle-end/14187
11009 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11011 (pt_solutions_same_restrict_base): Declare.
11012 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11014 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11015 (make_constraint_from, make_copy_constraint): Move earlier.
11016 (make_constraint_from_heapvar): New function.
11017 (make_constraint_from_restrict): Likewise.
11018 (handle_lhs_call): Use it.
11019 (find_func_aliases): Use it to track conversions to restrict
11020 qualified pointers.
11021 (struct fieldoff): Add only_restrict_pointers flag.
11022 (push_fields_onto_fieldstack): Initialize it.
11023 (create_variable_info_for): Track global restrict qualified pointers.
11024 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11025 Track restrict qualified pointer arguments.
11026 (set_uids_in_ptset): Use varinfo is_global_var flag.
11027 (find_what_var_points_to): Set the vars_contains_restrict flag.
11028 Always create the points-to solution for sets including restrict tags.
11029 (pt_solutions_same_restrict_base): New function.
11030 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11031 qualified pointers use pt_solutions_same_restrict_base as
11032 additional source for disambiguation.
11034 2009-06-29 Richard Guenther <rguenther@suse.de>
11036 PR middle-end/38212
11037 * alias.c (find_base_decl): Remove.
11038 (get_deref_alias_set_1): Remove restrict handling.
11039 * c-common.c (c_apply_type_quals_to_decl): Do not set
11040 DECL_POINTER_ALIAS_SET.
11041 * gimplify.c (find_single_pointer_decl_1): Remove.
11042 (find_single_pointer_decl): Likewise.
11043 (internal_get_tmp_var): Remove restrict handling.
11044 (gimple_regimplify_operands): Likewise.
11045 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11046 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11047 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11048 * tree.c (restrict_base_for_decl): Remove.
11049 (init_ttree): Do not allocate it.
11050 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11051 LABEL_DECL_UID for label decls.
11052 (copy_node_stat): Do not copy restrict information.
11053 (decl_restrict_base_lookup): Remove.
11054 (decl_restrict_base_insert): Likewise.
11055 (print_restrict_base_statistics): Likewise.
11056 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11057 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11058 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11059 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11060 (LABEL_DECL_UID): Adjust.
11061 (DECL_BASED_ON_RESTRICT_P): Remove.
11062 (DECL_GET_RESTRICT_BASE): Likewise.
11063 (SET_DECL_RESTRICT_BASE): Likewise.
11064 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11066 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11067 instead of DECL_POINTER_ALIAS_SET.
11068 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11069 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11070 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11072 2009-06-29 Richard Guenther <rguenther@suse.de>
11074 PR tree-optimization/40579
11075 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11076 the IL to simplify has constants that overflowed.
11078 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11080 PR tree-optimization/40550
11081 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11082 vector_compute_type only when the size of vector_compute_type is
11083 less than the size of type.
11085 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11087 * fold-const.c (contains_label_1): Fix comments.
11088 (contains_label_p): Do not walk trees multiple time.
11090 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11092 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11093 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11094 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11095 ix86_fp_comparison_operator.
11096 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11097 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11098 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11099 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11100 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11101 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11102 (related splits): Change predicate to ix86_fp_comparison_operator.
11103 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11104 instead of ix86_fp_comparison_codes.
11105 (ix86_trivial_fp_comparison_operator,
11106 ix86_fp_comparison_operator): New.
11107 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11108 (ix86_expand_compare): Eliminate last two parameters.
11109 (ix86_fp_jump_nontrivial_p): Kill.
11110 * config/i386/i386.c (put_condition_code): Eliminate call to
11111 ix86_fp_comparison_codes and subsequent assertion.
11112 (ix86_fp_comparison_codes): Eliminate.
11113 (ix86_fp_swap_condition): New.
11114 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11115 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11116 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11117 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11118 and ix86_fp_swap_condition.
11119 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11120 Use ix86_fp_comparison_strategy.
11121 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11122 (ix86_fp_jump_nontrivial_p): Eliminate.
11123 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11124 call to ix86_expand_compare.
11125 (ix86_split_fp_branch, ix86_expand_setcc,
11126 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11127 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11129 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11131 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11132 related to jump_clobbers.
11133 * config/arm/arm.md (conds): Remove jump_clob case.
11134 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11135 splits): Change comparison_operator to arm_comparison_operator.
11136 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11139 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11141 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11142 condition for floating point modes.
11143 * expmed.c (emit_store_flag_1): Move here a bigger part
11144 of emit_store_flag.
11145 (emit_store_flag): Try swapping the condition for floating point
11147 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11149 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11151 * expr.c (expand_expr_real_1): Just use do_store_flag.
11152 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11153 emit_store_flag_force.
11154 * expmed.c (emit_store_flag_force): Copy here trick
11155 previously in expand_expr_real_1. Try reversing the comparison.
11156 (emit_store_flag_1): Work if target is NULL.
11157 (emit_store_flag): Work if target is NULL, using the result mode
11158 from the comparison. Use split_comparison, restructure final part
11159 to simplify conditionals.
11161 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11163 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11164 * dojump.c (do_jump): Change handling of floating-point
11165 ops to use just do_compare_and_jump.
11166 (split_comparison): New.
11167 (do_compare_rtx_and_jump): Add here logic coming previously
11168 in do_jump, using split_comparison.
11170 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11173 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11175 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11177 * tree-ssa-alias.c: Fix unintentional commit.
11179 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11181 * passes.c (execute_one_pass): Fix unintentional commit.
11183 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11185 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11186 (df_rd_local_compute, df_md_local_compute): Inline them.
11188 (df_md_scratch): New.
11189 (df_md_alloc, df_md_free): Allocate/free it.
11190 (df_md_local_compute): Only include live registers in init.
11191 (df_md_transfer_function): Prune the in-set computed by
11192 the confluence function, and the gen-set too.
11194 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11196 PR rtl-optimization/26854
11197 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11198 * df-problems.c (df_rd_add_problem): Fix comment.
11199 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11200 df_md_simulate_artificial_defs_at_top,
11201 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11202 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11203 df_md_transfer_function, df_md_init, df_md_confluence_0,
11204 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11205 problem_MD, df_md_add_problem): New.
11206 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11207 df_md_get_bb_info): New.
11208 (DF_LAST_PROBLEM_PLUS1): Adjust.
11210 * Makefile.in (fwprop.o): Include domwalk.h.
11211 * fwprop.c: Include domwalk.h.
11212 (reg_defs, reg_defs_stack): New.
11213 (bitmap_only_bit_between): Remove.
11214 (process_defs): New.
11215 (process_uses): Use reg_defs and local_md instead of
11216 bitmap_only_bit_between and local_rd.
11217 (single_def_use_enter_block): New, from build_single_def_use_links.
11218 (single_def_use_leave_block): New.
11219 (build_single_def_use_links): Remove code moved to
11220 single_def_use_enter_block, invoke domwalk.
11221 (use_killed_between): Adjust comment.
11223 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11225 * bitmap.h (bitmap_ior_and_into): New.
11226 * bitmap.c (bitmap_ior_and_into): New.
11228 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11230 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11231 before_dom_children_before_stmts and after_dom_children_after_stmts.
11232 Rename the two remaining callbacks to just before_dom_children and
11233 after_dom_children. Remove other GIMPLE statement walking bits.
11234 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11235 * graphite.c: Do not include domwalk.h.
11236 * tree-into-ssa.c (interesting_blocks): New global.
11237 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11238 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11239 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11240 now that they're not domwalk callbacks.
11241 (rewrite_initialize_block): Rename to...
11242 (rewrite_enter_block): ... this, place after called functions. Test
11243 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11244 (rewrite_finalize_block): Rename to...
11245 (rewrite_leave_block): ... this, place after called functions.
11246 (rewrite_update_init_block): Rename to...
11247 (rewrite_update_enter_block): ... this, place after called functions.
11248 Test interesting_blocks, call rewrite_update_stmt and
11249 rewrite_update_phi_arguments.
11250 (rewrite_update_fini_block): Rename to...
11251 (rewrite_leave_block): ... this, place after called functions.
11252 (rewrite_blocks): Remove last argument, simplify initialization of
11254 (mark_def_sites_initialize_block): Rename to...
11255 (mark_def_sites_block): ... this, call mark_def_sites.
11256 (mark_def_sites_blocks): Remove argument, simplify initialization of
11258 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11259 (update_ssa): Likewise.
11260 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11262 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11263 (dom_opt_initialize_block): Rename to...
11264 (dom_opt_enter_block): ... this, place after called functions. Walk
11265 statements here, inline propagate_to_outgoing_edges.
11266 (dom_opt_finalize_block): Rename to...
11267 (dom_opt_leave_block): ... this, place after called functions.
11268 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11270 (dse_enter_block, dse_record_phi): New.
11271 (dse_record_phis): Delete.
11272 (dse_finalize_block): Rename to...
11273 (dse_leave_block): ... this.
11274 (tree_ssa_dse): Simplify initialization of walk_data.
11275 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11276 Adjust initialization of walk_data.
11277 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11278 * tree-ssa-loop-phiopt.c (get_non_trapping):
11279 Adjust initialization of walk_data.
11280 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11281 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11282 it's not a domwalk callback.
11283 (uncprop_initialize_block): Rename to...
11284 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11285 (dse_finalize_block): Rename to...
11286 (dse_leave_block): ... this.
11287 (tree_ssa_uncprop): Simplify initialization of walk_data.
11288 * Makefile.in: Adjust dependencies.
11290 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11292 * arm.md (casesi): Fix test for Thumb1.
11293 (thumb1_casesi_internal_pic): Likewise.
11294 (thumb1_casesi_dispatch): Likewise.
11296 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11298 * config/arm/arm-cores.def: Added core cortex-m0.
11299 * config/arm/arm-tune.md: Regenerated.
11300 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11302 2009-06-26 DJ Delorie <dj@redhat.com>
11304 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11306 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11307 the scheduler doesn't tag jump insns.
11309 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11311 * c-decl.c (merge_decls): Re-indent.
11313 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11316 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11317 Special-case decimal float constants.
11319 2009-06-26 Richard Henderson <rth@redhat.com>
11321 * function.h (struct function): Add cannot_be_copied_reason,
11322 and cannot_be_copied_set.
11323 * tree-inline.c (has_label_address_in_static_1): Rename from
11324 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11325 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11326 don't set inline_forbidden_reason.
11327 (copy_forbidden): New function, split out of inline_forbidden_p.
11328 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11329 (inline_forbidden_p): Use copy_forbidden.
11330 (tree_versionable_function_p): Likewise.
11331 (inlinable_function_p): Merge into tree_inlinable_function_p.
11332 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11333 * ipa-cp.c (ipcp_versionable_function_p): New function.
11334 (ipcp_cloning_candidate_p): Use it.
11335 (ipcp_node_modifiable_p): Likewise.
11337 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11339 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11340 that is marked not to be inlined. Remove flag_mudflap use.
11341 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11342 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11344 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11347 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11348 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11350 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11352 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11354 (__mingwthr_remove_key_dtor): Likewise.
11356 2009-06-26 Richard Guenther <rguenther@suse.de>
11358 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11360 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11362 PR middle-end/40525
11363 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11364 try the non-cond_exec path also.
11366 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11369 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11370 (output_cbranch): Use new functions.
11371 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11374 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11375 Pat Haugen <pthaugen@us.ibm.com>
11376 Revital Eres <ERES@il.ibm.com>
11378 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11379 for %c error. Add %x support to print VSX registers as a unified
11380 register set, instead of separate float and altivec registers.
11381 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11382 %y case, and add support for VSX pre-modify addresses.
11383 (output_toc): Add assert for CONST containing an integer constant
11385 (rs6000_adjust_cost): Add POWER7 support.
11386 (insn_must_be_first_in_group): Ditto.
11387 (insn_must_be_last_in_group): Ditto.
11388 (rs6000_emit_popcount): Ditto.
11389 (rs6000_vector_mode_supported_p): Ditto.
11391 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11392 Change some of the functions called by macros to being called
11393 through a pointer, so debug functions can be inserted if
11394 -mdebug=addr or -mdebug=cost.
11395 (rs6000_preferred_reload_class_ptr): Ditto.
11396 (rs6000_secondary_reload_class_ptr): Ditto.
11397 (rs6000_secondary_memory_needed_ptr): Ditto.
11398 (rs6000_cannot_change_mode_class_ptr): Ditto.
11399 (rs6000_secondary_reload_inner): Ditto.
11400 (rs6000_legitimize_reload_address): Ditto.
11401 (rs6000_legitimize_reload_address_ptr): Ditto.
11402 (rs6000_mode_dependent_address): Ditto.
11403 (rs6000_mode_dependent_address_ptr): Ditto.
11405 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11406 function to return true if the mode allows reg + integer
11408 (virtual_stack_registers_memory_p): New function to return true if
11409 the address refers to a virtual stack register.
11410 (rs6000_legitimate_offset_address_p): Move code to say whether a
11411 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11413 (rs6000_legitimate_address_p): Add checks for modes that only can
11414 do reg+reg addressing. Start adding VSX support.
11415 (rs6000_legitimize_reload_address): Ditto.
11416 (rs6000_legitimize_address): Ditto.
11417 (rs6000_debug_legitimate_address_p): New debug functions for
11418 -mdebug=addr and -mdebug=cost.
11419 (rs6000_debug_rtx_costs): Ditto.
11420 (rs6000_debug_address_costs): Ditto.
11421 (rs6000_debug_adjust_cost): Ditto.
11422 (rs6000_debug_legitimize_address): Ditto.
11423 (rs6000_legitimize_reload_address_ptr): Point to call normal
11424 function or debug function. Make functions called via pointer
11426 (rs6000_mode_dependent_address_ptr): Ditto.
11427 (rs6000_secondary_reload_class_ptr): Ditto.
11428 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11429 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11430 into a friendlier error.
11431 (rs6000_init_builtins): Add initial VSX support.
11432 (rs6000_adjust_cost): Fix some spacing issues.
11434 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11435 (REG_CLASS_NAMES): Ditto.
11436 (REG_CLASS_CONTENTS): Ditto.
11437 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11438 pointer, to add -mdebug=addr support.
11439 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11440 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11441 -mdebug=addr support.
11442 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11443 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11444 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11446 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11448 (bswapsi*): Set attribute types for load/store. Add combiner
11449 patterns to eliminate zero extend on 64-bit.
11450 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11451 stdbrx if the hardware supports those instructions.
11453 2009-06-25 Ian Lance Taylor <iant@google.com>
11455 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11456 (Link Options): Document -static-libstdc++.
11458 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11461 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11462 DATA_ALIGNMENT instead.
11464 2009-06-25 Richard Guenther <rguenther@suse.de>
11466 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11467 indirect references against the callused/escaped solutions.
11468 (call_may_clobber_ref_p_1): Likewise.
11470 2009-06-25 Martin Jambor <mjambor@suse.cz>
11472 PR tree-optimization/40493
11473 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11474 (enum unscalarized_data_handling): New type.
11475 (handle_unscalarized_data_in_subtree): Return what has been done.
11476 (load_assign_lhs_subreplacements): Handle left flushes differently.
11477 (sra_modify_assign): Use unscalarized_data_handling, simplified
11478 condition determining whether to remove the statement.
11480 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11482 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11483 excerpt - @ should be doubled for texinfo.
11485 2009-06-24 Ian Lance Taylor <iant@google.com>
11487 * config/arc/arc.c: Include "df.h".
11488 (arc_attribute_table): Make static. Move higher in file.
11489 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11490 (output_shift): Initialize n later to avoid warning.
11491 * config/arm/arm.c (arm_attribute_table): Make static. Move
11493 * config/avr/avr.c (avr_attribute_table): Make static. Move
11495 (reg_class_tab): Change array type from int to enum reg_class.
11496 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
11498 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
11499 (lshrhi3_out): Likewise.
11500 (class_likely_spilled_p): Change return type to bool.
11501 (avr_rtx_costs): Use local code variable with enum type.
11502 * config/avr/avr.md (movmemhi): Use add_reg_note.
11503 (andhi3, andsi3): Don't use AS2 with "and".
11504 (iorhi3, iorsi3): Don't use AS2 with "or".
11505 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
11506 * config/crx/crx.c: Include "df.h".
11507 (crx_attribute_table): Make static.
11508 * config/m32r/m32r.c: Include "df.h".
11509 (m32r_attribute_table): Make static. Move higher in file.
11510 (pop): Use add_reg_note.
11511 (block_move_call): Change 0 to LCT_NORMAL in function call.
11512 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
11513 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
11514 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
11515 declare, not just when TREE_CODE is defined.
11516 * config/m68hc11/m68hc11.c: Include "expr.h".
11517 (m68hc11_attribute_table): Make static. Move higher in file.
11518 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
11520 (m68hc11_register_indirect_p): Likewise.
11521 (m68hc11_function_arg_padding): Change return type to enum
11523 (emit_move_after_reload): Use add_reg_note.
11524 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
11525 (m68hc11_split_logical): Likewise.
11526 (m68hc11_rtx_costs): Add local code_and outer_code variables with
11528 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
11529 to VOIDmode in function call.
11530 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
11532 (m68hc11_split_logical): Update declaration.
11533 (m68hc11_function_arg_padding): Update declaration.
11534 * config/mcore/mcore.c (regno_reg_class): Change form array of int
11535 to array of enum reg_class.
11536 (mcore_attribute_table): Make static. Move higher in file.
11537 (mcore_rtx_costs): Add cast to enum type.
11538 * config/mcore/mcore.h (regno_reg_class): Update declaration.
11539 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
11540 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
11542 * config/sh/predicates.md (trapping_target_operand): Rename and to
11544 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
11546 * config/spu/spu.c (spu_attribute_table): Make static. Move
11548 * config/v850/v850.c (v850_attribute_table): Make static. Move
11550 (v850_rtx_costs): Use local code with enum type.
11551 (expand_epilogue): Add cast.
11552 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
11554 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
11557 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
11558 -m2a-single-only and -m2a-nofpu.
11559 * config/sh/sh.opt: Document m2a generates FPU code.
11561 2009-06-24 Anatoly Sokolov <aesok@post.ru>
11563 * defaults.h (CAN_ELIMINATE): Provide default.
11564 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11565 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
11566 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
11567 * config/spu/spu.h (CAN_ELIMINATE): Delete.
11568 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
11569 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
11570 * config/cris/cris.h (CAN_ELIMINATE): Delete.
11571 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
11572 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
11573 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
11575 2009-06-24 DJ Delorie <dj@redhat.com>
11577 * mep-ext-cop.cpu: Fix copyright notice.
11578 * mep-default: Fix copyright notice.
11579 * mep-core: Fix copyright notice.
11580 * mep: Fix copyright notice.
11581 * mep-ivc2: Fix copyright notice.
11582 * mep-c5: Fix copyright notice.
11584 2009-06-24 Denis Chertykov <chertykov@gmail.com>
11586 * doc/contrib.texi (Contributors):
11588 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
11590 PR middle-end/40501
11591 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
11592 src and dst operands if necessary.
11594 2009-06-23 DJ Delorie <dj@redhat.com>
11597 * config.gcc: Add mep support.
11598 * recog.c: Resurrect validate_replace_rtx_subexp().
11599 * recog.h: Likewise.
11600 * config/mep/: Add new port:
11601 * config/mep/constraints.md: New file.
11602 * config/mep/default.h: New file.
11603 * config/mep/intrinsics.h: New file.
11604 * config/mep/intrinsics.md: New file.
11605 * config/mep/ivc2-template.h: New file.
11606 * config/mep/mep-c5.cpu: New file.
11607 * config/mep/mep-core.cpu: New file.
11608 * config/mep/mep-default.cpu: New file.
11609 * config/mep/mep-ext-cop.cpu: New file.
11610 * config/mep/mep-intrin.h: New file.
11611 * config/mep/mep-ivc2.cpu: New file.
11612 * config/mep/mep-lib1.asm: New file.
11613 * config/mep/mep-lib2.c: New file.
11614 * config/mep/mep-pragma.c: New file.
11615 * config/mep/mep-protos.h: New file.
11616 * config/mep/mep-tramp.c: New file.
11617 * config/mep/mep.c: New file.
11618 * config/mep/mep.cpu: New file.
11619 * config/mep/mep.h: New file.
11620 * config/mep/mep.md: New file.
11621 * config/mep/mep.opt: New file.
11622 * config/mep/predicates.md: New file.
11623 * config/mep/t-mep: New file.
11625 2009-06-23 Ian Lance Taylor <iant@google.com>
11627 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
11628 from loose_warn into c_loose_warn and from strict_warn into
11629 c_strict_warn. Set and substitute warn_cxxflags. Check for
11630 --enable-build-with-cxx. Set and substitute
11631 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
11632 * Makefile.in (CXXFLAGS): New variable.
11633 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
11634 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
11635 the default is the same as $(STRICT_WARN).
11636 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
11637 (CXX): New variable.
11638 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
11639 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
11640 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
11641 (HOST_LIBS): New variable.
11642 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
11643 (ALL_CXXFLAGS): New variable.
11644 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
11645 * doc/install.texi (Configuration): Document
11646 --enable-build-with-cxx, --with-stage1-ldflags,
11647 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
11648 * configure: Rebuild.
11650 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11652 * config/arm/arm.c (arm_override_options): Fix braces and formatting
11653 from previous commit.
11655 2009-06-23 Ian Lance Taylor <iant@google.com>
11657 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
11659 2009-06-23 Ian Lance Taylor <iant@google.com>
11661 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
11662 with ATTRIBUTE_UNUSED.
11664 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11665 Pat Haugen <pthaugen@us.ibm.com>
11666 Revital Eres <eres@il.ibm.com>
11668 * config.in (HAVE_AS_POPCNTD): Add default definition.
11669 (HAVE_AS_LWSYNC): Ditto.
11671 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
11673 (gcc_cv_as_powerpc_cmpb): Ditto.
11674 (gcc_cv_as_powerpc_dfp): Ditto.
11675 (gcc_cv_as_powerpc_vsx): Ditto.
11676 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
11677 supporting the popcntd/lwsync instructions.
11678 (gcc_cv_as_powerpc_lwsync): Ditto.
11679 * configure: Regenerate.
11681 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
11682 -mcpu=native and -mcpu=power7.
11683 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
11685 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
11686 a variable instead of a mask to reduce the number of mask bits.
11687 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
11688 (-mbit-word): Ditto.
11689 (-mregnames): Ditto.
11690 * config/rs6000/rs6000.opt (-mupdate): Ditto.
11691 (-mfused-madd): Ditto.
11693 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
11695 (-mvsx): New switch for VSX instructions.
11696 (-misel): Move from a variable to a mask to allow it to be set by
11699 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
11700 function declaration to an array declaration.
11701 (rs6000_hard_regno_nregs): New external array declaration.
11703 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
11704 files included by rs6000.md.
11706 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
11707 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
11709 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
11711 (rs6000_debug_reg): New -mdebug= variables.
11712 (rs6000_debug_addr): Ditto.
11713 (rs6000_debug_cost): Ditto.
11714 (rs6000_pmode): New variable to hold Pmode.
11715 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
11716 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
11717 calculated at compiler start.
11718 (rs6000_hard_regno_nregs): Change function to an array which holds
11719 HARD_REGNO_NREGS calculated at compiler start.
11720 (rs6000_explicit_options): Delete isel field.
11721 (rs6000_vector_unit): New array to hold which vector unit
11722 supports arithmetic options for a given type.
11723 (rs6000_vector_mem): New array to hold which vector unit supports
11724 memory reference operations for a given type.
11725 (rs6000_vector_align): New array to given the alignment of each
11727 (power7_cost): New basic costs for power7.
11728 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
11729 (rs6000_hard_regno_nregs_internal): New function, moved from
11730 HARD_REGNO_NREGS, to calculate the number of registers each hard
11731 register takes for each type.
11732 (rs6000_debug_reg_print): New function for -mdebug=reg support.
11733 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
11734 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
11735 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
11736 unit information here so it is calculated once at compiler startup
11738 (rs6000_override_options): Make -misel a target mask. Add more
11739 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
11740 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
11742 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
11743 (rs6000_handle_option): Move -misel from variable to target mask.
11744 (rs6000_builtin_mask_for_load): Add VSX support.
11745 (rs6000_conditional_register_usage): Ditto.
11746 (USE_ALTIVEC_FOR_ARG_P): Ditto.
11747 (function_arg_boundary): Ditto.
11748 (rs6000_expand_builtin): Ditto.
11749 (def_builtin): Make abort message a little friendlier.
11750 (rs6000_emit_int_cmove): Add support for 64-bit isel.
11752 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
11753 assembler support the popcntd instruction instead of a vsx
11754 instruction to enable power7 support.
11755 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
11756 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
11757 option to the assembler if -mcpu=native.
11758 (ASM_CPU_NATIVE_SPEC): Ditto.
11759 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
11761 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
11762 the lwsync instruction.
11763 (enum processor_type): Add PROCESSOR_POWER7.
11764 (rs6000_debug_reg): New -mdebug= options.
11765 (rs6000_debug_addr): Ditto.
11766 (rs6000_debug_cost): Ditto.
11767 (rs6000_isel): Delete.
11768 (enum rs6000_vector): New enum to say what vector unit we have.
11769 (VECTOR_UNIT_*): New macros to say which vector unit has
11770 arithmetic operations for a given type.
11771 (VECTOR_MEM_*): New macros to say which vector unit has memory
11772 operations for a given type.
11773 (TARGET_LDBRX): Whether the machine supports the ldbrx
11775 (TARGET_ISEL): Delete, -misel moved to be a mask.
11776 (TARGET_ISEL64): New macro for 64-bit isel support.
11777 (UNITS_PER_VSX_WORD): New macro.
11778 (POINTER_SIZE): Move to be an external variable, rather than
11779 calculating whether we are generating 32 ot 64-bit code.
11781 (STACK_BOUNDARY): Add VSX support.
11782 (LOCAL_ALIGNMENT): Ditto.
11783 (SLOW_UNALIGNED_ACCESS): Ditto.
11784 (VSX_REGNO_P): New macro for VSX support.
11785 (VFLOAT_REGNO_P): Ditto.
11786 (VINT_REGNO_P): Ditto.
11787 (VLOGICAL_REGNO_P): Ditto.
11788 (VSX_VECTOR_MODE): Ditto.
11789 (VSX_SCALAR_MODE): Ditto.
11791 (VSX_MOVE_MODE): Ditto.
11792 (VSX_REG_CLASS_P): Ditto.
11793 (HARD_REGNO_NREGS): Instead of calling a function, use an array
11795 (UNITS_PER_SIMD_WORD): Add VSX support.
11796 (MODES_TIEABLE_P): Ditto.
11797 (STARTING_FRAME_OFFSET): Ditto.
11798 (STACK_DYNAMIC_OFFSET): Ditto.
11799 (EPILOGUE_USES): Ditto.
11800 (REGNO_REG_CLASS): Move to array lookup.
11801 (CLASS_MAX_NREGS): Ditto.
11802 (rs6000_vector_reg_class): Add declaration.
11803 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
11804 overlap with the floating point and Altivec registers.
11806 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
11808 * config/rs6000/driver-rs6000.c (asm_names): New static array to
11809 give the appropriate asm switches if -mcpu=native.
11810 (host_detect_local_cpu): Add support for "asm".
11811 (host_detect_local_cpu): Follow GNU code guidelines for name.
11813 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
11814 -mbit-word to a variable instead of being a target mask.
11816 * config/rs6000/sync.md (lwsync): If the assembler supports it,
11817 emit the lwsync instruction instead of emitting the instruction as
11818 an integer constant.
11820 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
11821 fixuns_trundfsi2, move expander into rs6000.md.
11823 * config/rs6000/rs6000.md (cpu): Add power7.
11824 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
11825 (logical predicate patterns): Change the single instruction
11826 primitives that set CR0 to be fast_compare instead of compare.
11828 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
11829 (popcntddi2): Ditto.
11830 (popcount<mode>): Ditto.
11831 (floating multiply/add insns): Name the floating point
11832 multiply/add insns.
11833 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
11834 (isel_unsigned_<mode>): Ditto.
11835 (fixuns_trundfsi2): Move expander here from spe.md.
11836 (smindi3): Define if we have -misel on 64-bit systems.
11841 2009-06-23 Anatoly Sokolov <aesok@post.ru>
11843 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
11845 * config/avr/avr.c (avr_current_device): New variable.
11846 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
11847 (avr_arch, mcu_type_s): Move to avr.h.
11848 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
11849 default_data_section_start fields.
11850 (avr_arch): Moved from avr.c.
11851 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
11852 library_name fields.
11853 (avr_current_device, avr_mcu_types, avr_arch_types,
11854 avr_device_to_arch, avr_device_to_data_start,
11855 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
11856 (EXTRA_SPEC_FUNCTIONS): Define.
11857 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
11858 options mapping. Use device_to_arch and device_to_data_start insted.
11859 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
11860 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
11861 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
11862 * config/avr/driver-avr.c: New file.
11863 * config/avr/avr-devices.c: New file.
11865 2009-06-23 Jakub Jelinek <jakub@redhat.com>
11867 * var-tracking.c (unshare_variable): Force initialized to
11868 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
11869 (set_variable_part): Likewise.
11870 (struct variable_union_info): Remove pos_src field.
11871 (vui_vec, vui_allocated): New variables.
11872 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
11873 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
11874 == 1 use a simpler sorting algorithm. Compute pos field right
11875 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
11876 Avoid quadratic comparison if !flag_var_tracking_uninit.
11877 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
11878 unshare_variable unconditionally.
11879 (dataflow_set_different_2): Removed.
11880 (dataflow_set_different): Don't traverse second hash table.
11881 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
11882 unconditionally to var_reg_set or var_mem_set.
11883 (emit_notes_in_bb): Likewise.
11884 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
11886 (emit_note_insn_var_location): Don't set initialized to
11887 VAR_INIT_STATUS_INITIALIZED early.
11888 (vt_finalize): Free vui_vec if needed, clear vui_vec and
11890 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
11892 * tree-object-size.c (addr_object_size): Instead of checking
11893 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
11894 are no FIELD_DECLs following it.
11896 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
11898 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
11899 order to match bswaps with signed source operands.
11901 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11903 * sdbout.c (sdbout_one_type): Fix braces in switch.
11905 2009-06-23 Richard Guenther <rguenther@suse.de>
11907 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
11909 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
11910 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
11911 var_callused, callused_tree, var_storedanything, storedanything_tree,
11912 var_integer, integer_tree): Remove global variables.
11913 (new_var_info): Do not pass new id, append the new var to the
11914 global variable vector.
11915 (do_ds_constraint): Use is_global_var member of the variable-info.
11916 (new_scalar_tmp_constraint_exp): Adjust.
11917 (create_function_info_for): Likewise.
11918 (create_variable_info_for): Likewise.
11919 (find_what_var_points_to): Remove dead code.
11920 (init_base_vars): Simplify.
11921 (compute_points_to_sets): Adjust.
11923 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11925 * combine.c (try_combine): Dump information about the insns we're
11928 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11930 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
11931 check when calling force_to_mode on TRUNCATE's operand.
11933 2009-06-22 Ian Lance Taylor <iant@google.com>
11935 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
11937 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11939 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
11941 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11943 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
11944 override library linkage flags such as -static-libgcc or
11947 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11949 * config/m68k/m68k-devices.def: Add line for MCF5221x.
11951 2009-06-22 Ian Lance Taylor <iant@google.com>
11953 * config/linux.opt: Put mglibc ahead of muclibc.
11955 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
11956 for duplicate decls.
11958 2009-06-22 Matthias Klose <doko@ubuntu.com>
11960 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
11962 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11965 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
11966 instead of NULL if a parser error occurs.
11968 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11970 * dwarf2out.c (dwarf2_debug_hooks): Initialize
11971 non-DWARF2_DEBUGGING_INFO version.
11973 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
11975 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
11976 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
11978 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
11979 (LIBGCC2_TF_CEXT): Define.
11982 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11985 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
11987 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11989 * config/arm/arm.c (arm_override_options): Disable
11990 -mcaller-super-interworking and -mcallee-super-interworking.
11991 * doc/invoke.texi (ARM Options): Document this.
11993 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
11995 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
11996 * config/arm/constraints.md (j): New constraint for movw operands.
11997 (N): Remove thumb2 meaning.
11998 * config/arm/arm.md (*arm_movw): Delete.
11999 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12000 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12001 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12003 2009-06-22 Martin Jambor <mjambor@suse.cz>
12005 PR tree-optimization/40492
12006 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12007 build_ref_for_offset.
12009 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12011 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12012 JUMP_TABLE_DATA_P predicates where applicable.
12013 * auto-inc-dec.c: Ditto.
12014 * builtins.c: Ditto.
12015 * caller-save.c: Ditto.
12017 * cfgcleanup.c: Ditto.
12018 * cfglayout.c: Ditto.
12020 * combine.c: Ditto.
12021 * combine-stack-adj.c: Ditto.
12025 * df-scan.c: Ditto.
12027 * dwarf2asm.c: Ditto.
12028 * dwarf2out.c: Ditto.
12029 * emit-rtl.c: Ditto.
12035 * function.c: Ditto.
12038 * genpreds.c: Ditto.
12039 * genrecog.c: Ditto.
12041 * ira-costs.c: Ditto.
12042 * ira-lives.c: Ditto.
12044 * loop-iv.c: Ditto.
12045 * lower-subreg.c: Ditto.
12046 * modulo-sched.c: Ditto.
12048 * postreload.c: Ditto.
12049 * print-rtl.c: Ditto.
12051 * reginfo.c: Ditto.
12052 * regmove.c: Ditto.
12053 * reload1.c: Ditto.
12056 * rtlanal.c: Ditto.
12058 * sched-vis.c: Ditto.
12060 * sel-sched-ir.c: Ditto.
12061 * simplify-rtx.c: Ditto.
12062 * targhooks.c: Ditto.
12063 * var-tracking.c: Ditto.
12064 * vmsdbgout.c: Ditto.
12066 2009-06-22 Matthias Klose <doko@ubuntu.com>
12068 * Makefile.in (install-plugin): Always use DESTDIR.
12070 2009-06-22 Olivier Hainque <hainque@adacore.com>
12072 * config/pa/pa.c (output_call): Don't optimize post call jumps
12073 into return address adjustments if the call may throw.
12075 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12077 * arm.c (thumb1_output_casesi): New function.
12078 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12079 optimizing for size or PIC.
12080 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12081 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12082 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12083 (thumb1_casesi_internal_pic): New expand rule.
12084 (thumb1_casesi_dispatch): New pattern.
12085 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12087 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12088 in the text seciton when PIC or optimizing for size.
12089 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12090 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12091 preservation properties of code.
12092 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12093 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12094 (__gnu_thumb1_case_si): New function.
12095 * t-arm (LIB1ASMSRC): Define here.
12096 (LIB1ASMFUNCS): Add some common functions.
12097 * t-arm-elf (LIB1ASMSRC): Delete.
12098 (LIB1ASMFUNCS): Append to existing set.
12099 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12100 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12101 * t-symbian (LIB1ASMFUNCS): Likewise.
12102 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12103 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12105 2009-06-21 Richard Guenther <rguenther@suse.de>
12107 PR tree-optimization/38729
12108 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12109 to loops with a single exit if -fno-expensive-optimizations.
12111 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12113 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12114 (dataflow_set): Change vars type from htab_t to shared_hash.
12115 (shared_hash_pool, empty_shared_hash): New variables.
12116 (vars_clear): Removed.
12117 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12118 shared_hash_find_slot_unshare, shared_hash_find_slot,
12119 shared_hash_find_slot_noinsert, shared_hash_find): New
12121 (shared_hash_unshare, shared_hash_destroy): New functions.
12122 (unshare_variable): Unshare set->vars if shared, use
12124 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12125 (get_init_value, find_src_set_src, dump_dataflow_set,
12126 clobber_variable_part, emit_notes_for_differences): Use
12128 (dataflow_set_init): Remove second argument, set vars to
12129 empty_shared_hash instead of creating a new htab.
12130 (dataflow_set_clear): Call shared_hash_destroy and set vars
12131 to empty_shared_hash instead of calling vars_clear.
12132 (dataflow_set_copy): Don't call vars_copy, instead just share
12133 the src htab with dst.
12134 (variable_union): Use shared_hash_*, use initially NO_INSERT
12135 lookup if set->vars is shared. Don't keep slot cleared before
12136 calling unshare_variable. Unshare set->vars if needed.
12137 Even ->refcount == 1 vars must be unshared if set->vars is shared
12138 and var needs to be modified.
12139 (variable_canonicalize): New function.
12140 (dataflow_set_union): If dst->vars is empty, just share src->vars
12141 with dst->vars and traverse with variable_canonicalize to canonicalize
12142 and unshare what is needed.
12143 (dataflow_set_different): If old_set and new_set use the same shared
12144 htab, they aren't different. If number of htab elements is different,
12145 htabs are different. Use shared_hash_*.
12146 (dataflow_set_destroy): Call shared_hash_destroy instead of
12148 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12149 second argument to dataflow_set_init.
12150 (vt_initialize): Likewise. Initialize shared_hash_pool and
12151 empty_shared_hash, move bb in/out initialization afterwards.
12152 Use variable_htab_free instead of NULL as changed_variables del hook.
12153 (variable_was_changed): Change type of second argument to pointer to
12154 dataflow_set. When inserting var into changed_variables, bump
12155 refcount. Unshare set->vars if set is shared htab and slot needs to
12157 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12158 lookup if set->vars is shared. Unshare set->vars if needed.
12159 Even ->refcount == 1 vars must be unshared if set->vars is shared
12160 and var needs to be modified. Adjust variable_was_changed caller.
12161 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12162 vars must be unshared if set->vars is shared and var needs to be
12163 modified. Adjust variable_was_changed caller.
12164 (emit_note_insn_var_location): Don't pool_free var.
12165 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12167 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12168 free_alloc_pool on shared_hash_pool.
12170 2009-06-20 Anthony Green <green@moxielogic.com>
12172 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12173 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12175 2009-06-20 Richard Guenther <rguenther@suse.de>
12177 * tree-ssa-structalias.c (find_func_aliases): For memset use
12178 a constraint from NULL if we memset to zero.
12179 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12180 we explicitly handle that do not read from memory.
12181 (call_may_clobber_ref_p_1): Properly handle builtins that may
12184 2009-06-20 Richard Guenther <rguenther@suse.de>
12186 PR tree-optimization/40495
12187 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12188 (new_scalar_tmp_constraint_exp): New function.
12189 (process_constraint): Do not create temporary decls.
12190 (process_all_all_constraints): Likewise.
12191 (handle_const_call): Likewise.
12192 (create_function_info_for): Do not set decl.
12194 2009-06-19 Ian Lance Taylor <iant@google.com>
12196 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12197 (rs6000_attribute_table): Make static; move before use.
12199 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12201 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12202 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12203 Propagate the TREE_READONLY flag without overwriting it.
12204 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12205 Propagate the TREE_READONLY flag onto the result.
12206 (process_call_operands): Move around. Use correct constant value.
12208 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12211 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12212 * config/arm/arm.md: Likewise.
12214 2009-06-19 Ian Lance Taylor <iant@google.com>
12216 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12217 to GIMPLE_ERROR_MARK.
12219 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12220 op2_original_type parameters. Warn about using different enum types.
12221 * c-parser.c (c_parser_conditional_expression): Pass original
12222 types to build_conditional_expr.
12223 * c-tree.h (build_conditional_expr): Update declaration.
12225 2009-06-19 Ian Lance Taylor <iant@google.com>
12227 * config/i386/i386.c (ix86_function_specific_save): Test that
12228 fields match values, rather than testing the values are in a
12231 2009-06-19 Richard Guenther <rguenther@suse.de>
12233 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12234 ADDR_EXPR pointers.
12235 (ptr_derefs_may_alias_p): Likewise.
12236 (ptr_deref_may_alias_ref_p_1): New function.
12237 (ptr_deref_may_alias_ref_p): Likewise.
12238 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12239 covered by looking at the ESCAPED solution.
12240 (call_may_clobber_ref_p_1): Likewise.
12241 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12242 Handle NULL_TREE offset. Do not produce redundant constraints.
12243 (process_all_all_constraints): New helper function.
12244 (do_structure_copy): Use it.
12245 (handle_lhs_call): Likewise.
12246 (find_func_aliases): Handle some builtins with pointer arguments
12247 and/or return values explicitly.
12249 2009-06-19 Ian Lance Taylor <iant@google.com>
12251 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12253 2009-06-19 Ian Lance Taylor <iant@google.com>
12255 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12257 2009-06-19 Ian Lance Taylor <iant@google.com>
12259 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12260 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12263 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12264 uninitialized const.
12266 2009-06-19 Ian Lance Taylor <iant@google.com>
12268 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12271 * c-decl.c (in_struct, struct_types): Remove.
12272 (struct c_binding): Add in_struct field.
12273 (c_binding_ptr): Define type, along with VEC.
12274 (struct c_struct_parse_info): Define.
12275 (struct_parse_info): New static variable.
12276 (bind): Initialize in_struct field.
12277 (start_struct): Remove enclosing_in_struct and
12278 enclosing_struct_types parameters. Add
12279 enclosing_struct_parse_info parameter. Change all callers. Set
12280 struct_parse_info rather than in_struct and struct_types.
12281 (grokfield): If -Wc++-compat and there is a symbol binding for the
12282 field name, set the in_struct flag and push it on the
12283 struct_parse_info->fields vector.
12284 (warn_cxx_compat_finish_struct): New static function.
12285 (finish_struct): Remove enclosing_in_struct and
12286 enclosing_struct_types parameters. Add
12287 enclosing_struct_parse_info parameter. Change all callers. Don't
12288 set C_TYPE_DEFINED_IN_STRUCT here. Call
12289 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12290 parameter. Only push on struct_types if warn_cxx_compat.
12291 (finish_enum): Only push on struct_types if warn_cxx_compat.
12292 (declspecs_add_type): Add loc parameter. Change all callers.
12293 Change all error calls to error_at. Pass loc, not input_location,
12294 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12295 defined in a struct. If -Wc++-compat and parsing a struct, record
12296 that a typedef name was used.
12297 * c-parser.c (c_parser_declspecs): Get location to pass to
12298 declspecs_add_type.
12299 (c_parser_struct_or_union_specifier): Update calls to start_struct
12301 * c-tree.h (struct c_struct_parse_info): Declare.
12302 (finish_struct, start_struct): Update declarations.
12303 (declspecs_add_type): Update declaration.
12305 2009-06-19 Ian Lance Taylor <iant@google.com>
12307 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12308 variable with an anonymous type.
12310 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12312 * see.c: Remove for real.
12314 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12316 * optabs.h (enum optab_index): Add new OTI_significand.
12317 (significand_optab): Define corresponding macro.
12318 * optabs.c (init_optabs): Initialize significand_optab.
12319 * genopinit.c (optabs): Implement significand_optab using
12320 significand?f2 patterns.
12321 * builtins.c (expand_builtin_mathfn): Handle
12322 BUILT_IN_SIGNIFICAND{,F,L}.
12323 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12324 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12326 * config/i386/i386.md (significandxf2, significand<mode>2): New
12327 expanders to implement significandf, significand and significandl
12328 built-ins as inline x87 intrinsics.
12330 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12332 * config/avr/avr.c (avr_override_options): Remove setting value of
12333 PARAM_INLINE_CALL_COST.
12335 2009-06-18 Richard Henderson <rth@redhat.com>
12338 * tree-pass.h (TDF_ASMNAME): New.
12339 * tree-dump.c (dump_options): Add asmname.
12340 * doc/invoke.texi: Document it.
12342 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12343 (dump_decl_name): ...here.
12344 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12345 (dump_generic_node): Update dump_function_name calls.
12346 (print_call_name): New flags arg; update all dump calls.
12347 * diagnostic.h (print_call_name): Update.
12348 * gimple-pretty-print.c (dump_gimple_call): Update.
12350 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12353 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12355 2009-06-18 Diego Novillo <dnovillo@google.com>
12357 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12358 * plugin.c (str_license): Declare.
12359 (try_init_one_plugin): Assert that the symbol
12360 'plugin_is_GPL_compatible' exists.
12362 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12365 * Makefile.in (OBJS-common): Remove see.o.
12367 * common.opt (fsee): Mark as preserved for backward compatibility.
12368 * opts.c (common_handle_option): Add OPT_fsee to the backward
12369 compatibility section.
12370 * passes.c (init_optimization_passes, pass_see): Remove pass.
12371 * timevar.def (TV_SEE): Remove.
12372 * tree-pass.h (pass_see): Remove declaration.
12373 * doc/invoke.texi (-fsee): Remove documentation.
12375 2009-06-18 Martin Jambor <mjambor@suse.cz>
12377 * tree-sra.c: Include statistics.h
12378 (sra_stats): New variable.
12379 (sra_initialize): Clear sra_stats.
12380 (create_access_replacement): Increment sra_stats.replacements.
12381 (get_access_replacement): Do not return twice.
12382 (analyze_all_variable_accesses): Increment statistics counter by the
12383 number of scalarized aggregates.
12384 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12385 (sra_modify_expr): Increment sra_stats.exprs.
12386 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12387 (sra_modify_assign): Increment sra_stats.exprs,
12388 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12389 (perform_intra_sra): Update statistics counters.
12390 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12392 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12394 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12395 (arm_scalar_mode_supported_p): New function.
12397 2009-06-18 Paul Brook <paul@codesourcery.com>
12398 Sandra Loosemore <sandra@codesourcery.com>
12400 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12401 (__extendhfsf2, __truncsfhf2): Define.
12402 * config/arm/fp16.c: New file.
12403 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12404 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12406 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12408 * doc/extend.texi (Half-Precision): New section.
12409 * doc/invoke.texi (Option Summary): List -mfp16-format.
12410 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12411 * config/arm/arm.opt (mfp16-format=): New.
12412 * config/arm/arm.c: Include intl.h.
12413 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12414 (TARGET_INVALID_RETURN_TYPE): Redefine.
12415 (TARGET_PROMOTED_TYPE): Redefine.
12416 (TARGET_CONVERT_TO_TYPE): Redefine.
12417 (arm_fp16_format): Define.
12418 (all_fpus): Add entry for neon-fp16.
12419 (fp_model_for_fpu): Likewise.
12420 (struct fp16_format): Declare.
12421 (all_fp16_formats): Define.
12422 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12424 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12426 (arm_legitimate_index_p): Treat HFmode like HImode.
12427 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12428 (coproc_secondary_reload_class): Special-case HFmode.
12429 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12430 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12431 (arm_init_fp16_builtins): New.
12432 (arm_init_builtins): Call it.
12433 (arm_invalid_parameter_type): New.
12434 (arm_invalid_return_type): New.
12435 (arm_promoted_type): New.
12436 (arm_convert_to_type).
12437 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12439 (arm_emit_fp16_const): New function.
12440 (arm_mangle_type): Mangle __fp16 as "Dh".
12441 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12443 (TARGET_NEON_FP16): New.
12444 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12445 (enum fputype): Add FPUTYPE_NEON_FP16.
12446 (enum arm_fp16_format_type): Declare.
12447 (arm_fp16_format): Declare.
12448 (LARGEST_EXPONENT_IS_NORMAL): Define.
12449 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12450 * config/arm/arm-modes.def (HFmode): Define.
12451 * config/arm/vfp.md: (*movhf_vfp): New.
12452 (extendhfsf2): New.
12454 * config/arm/arm.md: (fpu): Add neon_fp16.
12455 (floatsihf2, floatdihf2): New.
12456 (fix_trunchfsi2, fix_trunchfdi2): New.
12458 (extendhfdf2): New.
12460 (*arm32_movhf): New.
12461 (*thumb1_movhf): New.
12462 (consttable_2): Add check for HFmode constants.
12463 (consttable_4): Handle HFmode constants.
12465 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12467 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12469 2009-06-17 Olivier Hainque <hainque@adacore.com>
12471 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12472 const char ** conversion in AIX specific section.
12474 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12476 * config/i386/i386.c (ix86_special_builtin_type): Remove
12477 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12478 (bdesc_special_args): Updated.
12479 (ix86_init_mmx_sse_builtins): Likewise.
12480 (ix86_expand_special_args_builtin): Likewise.
12482 2009-06-17 Richard Henderson <rth@redhat.com>
12484 * tree-pretty-print.c (maybe_dump_asm_name): New.
12485 (dump_decl_name): Use it.
12486 (PRINT_FUNCTION_NAME): Merge into...
12487 (dump_function_name): ... here. Use maybe_dump_asm_name.
12489 2009-06-17 Cary Coutant <ccoutant@google.com>
12491 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
12493 * debug.c (struct gcc_debug_hooks): Change placeholder for
12495 (debug_nothing_int_charstar_int): Replaced by...
12496 (debug_nothing_int_charstar_int_bool): ...this.
12497 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
12498 source_line prototype.
12499 (debug_nothing_int_charstar_int): Replaced by...
12500 (debug_nothing_int_charstar_int_bool): ...this.
12501 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
12502 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
12503 Output is_stmt operand when necessary.
12504 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
12505 (notice_source_line): Add is_stmt parameter.
12506 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
12507 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
12509 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
12510 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
12512 2009-06-17 Ian Lance Taylor <iant@google.com>
12514 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
12516 (struct store_by_pieces_d): Rename from store_by_pieces. Change
12519 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
12521 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
12522 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
12523 tree_strip_sign_nop_conversions and
12524 tree_ssa_strip_useless_type_conversions rather than stripping
12525 the operations here.
12526 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
12528 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
12529 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
12530 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
12531 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
12534 2009-06-17 Michael Eager <eager@eagercon.com>
12536 * config/rs6000/constraints.md (register_constraint "d"): New.
12537 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
12538 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12539 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
12540 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
12541 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12542 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
12543 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
12544 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
12545 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
12546 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
12548 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
12549 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
12550 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
12551 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
12552 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
12553 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
12554 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
12555 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
12556 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
12557 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
12558 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
12559 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
12560 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
12561 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
12563 2009-06-16 Ian Lance Taylor <iant@google.com>
12565 * profile.c (total_num_never_executed): Don't define.
12566 (compute_branch_probabilities): Don't count or print
12567 num_never_executed.
12568 (init_branch_prob): Don't set total_num_never_executed.
12569 (end_branch_prob): Don't print total_num_never_executed.
12571 2009-06-17 David Daney <ddaney@caviumnetworks.com>
12573 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
12575 2009-06-17 David Edelsohn <edelsohn@gnu.org>
12577 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
12578 (nabstd2_fpr): Same.
12580 2009-06-17 Steve Ellcey <sje@cup.hp.com>
12582 * expr.c (expand_assignment): Change complex type check.
12584 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
12586 * doc/plugins.texi (Building GCC plugins): Added new section.
12588 2009-06-17 Ian Lance Taylor <iant@google.com>
12590 * c-pch.c (get_ident): Don't set size of templ array.
12591 (pch_init): Don't set size of partial_pch array.
12593 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
12594 string constant to intialize an array whose size is the length of
12597 2009-06-17 Richard Guenther <rguenther@suse.de>
12599 PR tree-optimization/40389
12600 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
12601 to addressable types.
12602 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
12604 2009-06-17 Richard Guenther <rguenther@suse.de>
12606 PR middle-end/40460
12607 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
12608 if there is no evolution of left in the loop bail out.
12609 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
12610 chrec_fold_multiply.
12612 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
12613 Janis Johnson <janis187@us.ibm.com>
12616 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
12617 for the symbol ref of a constant that is the source of a move
12618 - nor for any other not-obvious-label-ref constants.
12620 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
12622 * plugin.c (position_pass): Skip newly inserted pass during list
12623 traversal to avoid repeated insertion.
12625 2009-06-16 Ian Lance Taylor <iant@google.com>
12627 * vec.h (VEC_stack_alloc): Define different version if
12628 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
12629 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
12630 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
12631 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
12633 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
12635 * config.gcc (extra_headers): Add ia32intrin.h for x86.
12637 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
12638 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
12639 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
12640 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
12641 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
12642 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12643 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12644 (bdesc_special_args): Add __builtin_ia32_rdtsc and
12645 __builtin_ia32_rdtscp.
12646 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
12647 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
12648 and __builtin_ia32_rorhi.
12649 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
12650 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12651 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12652 (ix86_expand_args_builtin): Likewise.
12653 (ix86_expand_special_args_builtin): Likewise.
12655 * config/i386/i386.md (UNSPECV_RDTSCP): New.
12656 (UNSPECV_RDTSC): Likewise.
12657 (UNSPECV_RDPMC): Likewise.
12658 (*bsr): Renamed to ...
12660 (*bsr_rex64): Renamed to ...
12663 (*rdpmc): Likewise.
12664 (*rdpmc_rex64): Likewise.
12666 (*rdtsc): Likewise.
12667 (*rdtsc_rex64): Likewise.
12668 (rdtscp): Likewise.
12669 (*rdtscp): Likewise.
12670 (*rdtscp_rex64): Likewise.
12672 * config/i386/ia32intrin.h: New.
12674 * config/i386/x86intrin.h: Include <ia32intrin.h>.
12676 2009-06-16 Ian Lance Taylor <iant@google.com>
12678 * ira-build.c (copy_info_to_removed_store_destinations):
12679 Initialize parent_a.
12681 2009-06-16 Ian Lance Taylor <iant@google.com>
12683 * c-decl.c (grokdeclarator): Change size_varies to bool.
12685 2009-06-16 Ian Lance Taylor <iant@google.com>
12687 * sel-sched.c: Make forward declarations of move_op_hooks and
12688 fur_hooks explicitly extern.
12690 2009-06-16 Ian Lance Taylor <iant@google.com>
12692 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
12693 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
12695 2009-06-16 Ian Lance Taylor <iant@google.com>
12697 * resource.c (mark_referenced_resources): Change
12698 include_delayed_effects parameter to bool. Change all callers.
12699 (mark_end_of_function_resources): Likewise.
12700 * reorg.c (insn_references_resource_p): Likewise.
12701 (insn_sets_resource_p): Likewise.
12702 * resource.h (mark_referenced_resources): Update declaration.
12703 (mark_end_of_function_resources): Update declaration.
12705 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12707 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
12709 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12711 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
12712 GCC can bootstrap on AIX with GNU Binutils 2.20.
12714 2009-06-16 Ian Lance Taylor <iant@google.com>
12716 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
12718 2009-06-16 Ian Lance Taylor <iant@google.com>
12720 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
12721 inline, not extern inline.
12722 (exact_log2): Likewise.
12723 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
12725 (exact_log2): Likewise, but don't test CTZ_HWI.
12727 2009-06-16 Ian Lance Taylor <iant@google.com>
12729 * bitmap.c (bitmap_clear): Don't declare as inline.
12730 * gimple.c (gimplify_assign): Likewise.
12731 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
12732 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
12733 (sched_scan_info): Remove duplicate definition.
12735 2009-06-16 Ian Lance Taylor <iant@google.com>
12737 * c-common.c (skip_evaluation): Don't define.
12738 (c_inhibit_evaluation_warnings): Define global variable.
12739 (overflow_warning): Check c_inhibit_evaluation_warnings rather
12740 than skip_evaluation.
12741 (convert_and_check, warn_for_div_by_zero): Likewise.
12742 * c-common.h (skip_evaluation): Don't declare.
12743 (c_inhibit_evaluation_warnings): Declare.
12744 * c-parser.c (c_parser_typeof_specifier): Set
12745 c_inhibit_evaluation_warnings rather than skip_evaluation.
12746 (c_parser_conditional_expression): Likewise.
12747 (c_parser_binary_expression): Likewise.
12748 (c_parser_sizeof_expression): Likewise.
12749 (c_parser_alignof_expression): Likewise.
12750 * c-typeck.c (build_indirect_ref): Check
12751 c_inhibit_evaluation_warnings rather than skip_evaluation.
12752 (build_conditional_expr, build_binary_op): Likewise.
12754 2009-06-16 Richard Guenther <rguenther@suse.de>
12756 * tree-ssa-alias.c (is_escape_site): Remove.
12757 * tree-ssa-alias.h (enum escape_type): Remove.
12758 (is_escape_site): Likewise.
12759 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
12760 via casts and asms without deferring to is_escape_site.
12762 2009-06-16 Jakub Jelinek <jakub@redhat.com>
12764 PR middle-end/40446
12765 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
12766 use gen_lowpart if op0 has complex mode.
12768 2009-06-16 Richard Guenther <rguenther@suse.de>
12770 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
12771 variables add them to ESCAPED.
12772 (find_func_aliases): Do not make all indirectly stored values escaped.
12774 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
12776 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
12777 make_decl_one_only.
12779 2009-06-16 Martin Jambor <mjambor@suse.cz>
12781 PR tree-optimization/40432
12782 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
12783 check whether we need to force gimple register operand.
12785 2009-06-16 Martin Jambor <mjambor@suse.cz>
12787 PR tree-optimization/40413
12788 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
12789 build_ref_for_offset.
12790 (propagate_subacesses_accross_link): Fix a typo in a comment.
12792 2009-06-16 Ira Rosen <irar@il.ibm.com>
12794 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12795 with additional parameter.
12796 * tree-vectorizer.h (enum vect_def_type): Add new value
12798 (enum vect_relevant): Add comments.
12799 (vect_is_simple_reduction): Add new argument.
12800 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
12801 Detect nested cycles.
12802 (vect_is_simple_reduction): Update documentation, add an argument to
12803 distinguish inner-loop reduction from nested cycle, detect nested
12804 cycles, fix printings and indentation, don't swap operands in case
12806 (get_initial_def_for_reduction): Handle subtraction.
12807 (vect_create_epilog_for_reduction): Add new argument to specify
12808 reduction variable.
12809 (vect_finalize_reduction): Handle subtraction, fix comments.
12810 (vectorizable_reduction): Handle nested cycles. In case of nested
12811 cycle keep track of the reduction variable position. Call
12812 vect_is_simple_reduction with additional parameter. Use original
12813 statement code in reduction epilogue for nested cycle. Call
12814 vect_create_epilog_for_reduction with additional parameter.
12815 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
12816 inner-loop vectorization.
12817 (vect_recog_widen_sum_pattern): Likewise.
12818 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
12820 (vect_mark_stmts_to_be_vectorized): Likewise.
12821 (vect_get_vec_def_for_operand): Handle nested cycles.
12823 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12825 * doc/invoke.texi (Debugging Options): Fix option index entries
12826 for -fdump-statistics, -frandom-seed add entries for
12827 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
12828 (FRV Options): Fix entries for -mTLS, -mtls.
12829 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
12830 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
12831 (M68hc1x Options): Fix @itemx for -mnominmax.
12832 (MCore Options): Fix entry for -mno-lsim.
12833 (MMIX Options): Fix entry for -mabi=mmixware.
12834 (PDP-11 Options): Fix entry for -mbcopy-builtin.
12836 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
12838 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
12839 Mention the plugin mode of gengtype.
12840 * doc/gty.texi (Source Files Containing Type Information): Likewise.
12841 * gengtype.c: Updated copyright.
12842 (plugin_files, nb_plugin_files) Added new static variables.
12843 (measure_input_list) Care about plugin_files.
12844 (write_rtx_next): Added early return in plugin mode.
12845 (create_file): Updated copyright year in generated file. Added
12847 (oprintf): Added early return if NULL outf.
12848 (get_output_file_with_visibility): Care of plugin_files.
12849 (get_output_file_name): May return null.
12850 (write_local): Added early return.
12851 (put_mangled_filename): Ditto.
12852 (finish_root_table): Added check for base_files.
12853 (write_roots): Care about null when plugins.
12854 (main): Added plugin mode.
12856 2009-06-15 Ian Lance Taylor <iant@google.com>
12858 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
12859 * gcov.c (read_count_file): Add braces around variables declared
12862 * c.opt (Wjump-misses-init): New warning.
12863 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
12864 -Wall and -Wc++-compat if not already set.
12865 (c_common_post_options): Clear warn_jump_misses_init if it was not
12867 * c-decl.c (struct c_binding): Change type field to a union with
12868 new label field. Make it the first field in the struct. Update
12869 references to type to use u.type instead.
12870 (struct c_spot_bindings): Define.
12871 (struct c_goto_bindings): Define.
12872 (c_goto_bindings_p): Define, along with VECs.
12873 (struct c_label_vars): Define.
12874 (struct c_scope): Add has_label_bindings field.
12875 (bind_label, set_spot_bindings): New static functions.
12876 (decl_jump_unsafe, update_spot_bindings): New static functions.
12877 (update_label_decls): New static function.
12878 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
12879 Update binding u.label field to shadowed field.
12880 (c_binding_start_stmt_expr): New function.
12881 (c_binding_end_stmt_expr): New function.
12882 (pushdecl): Don't call c_begin_vm_scope.
12883 (make_label): Add defining and p_label_vars parameters. Change
12885 (lookup_label): Correct test for whether a label has not yet been
12886 defined. Call bind_label rather than bind.
12887 (warn_about_goto): New static function.
12888 (lookup_label_for_goto): New function.
12889 (declare_label): Call bind_label rather than bind.
12890 (check_earlier_gotos): New static function.
12891 (define_label): Don't give errors about jumping into statement
12892 expressions or scopes of variably modified types. Call
12893 set_spot_bindings and check_earlier_gotos. Call bind_label
12894 instead of bind. Don't set label_context_stack_se or
12895 label_context_stack_vm.
12896 (c_get_switch_bindings): New function.
12897 (c_release_switch_bindings): New function.
12898 (c_check_switch_jump_warnings): New function.
12899 (start_function): Don't set label_context_stack_se or
12900 label_context_stack_vm.
12901 (finish_function): Likewise.
12902 * c-typeck.c (label_context_stack_se): Don't define.
12903 (label_context_stack_vm): Don't define.
12904 (c_finish_goto_label): Call lookup_label_for_goto rather than
12905 lookup_label. Don't give errors about jumping into a statement
12906 expression or the scope of a variably modified type. Don't set
12907 label_context_stack_se or label_context_stack_vm.
12908 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
12909 fields. Add bindings field.
12910 (c_start_case): Don't set deleted fields. Set bindings field.
12911 (do_case): Rework order of tests. Don't check blocked_stmt_expr
12912 or blocked_vm. Call c_check_switch_jump_warnings.
12913 (c_finish_case): Don't test blocked_stmt_expr field. Call
12914 c_release_switch_bindings.
12915 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
12916 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12917 set label_context_stack_se. Call c_bindings_start_stmt_expr.
12918 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
12919 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12920 set label_context_stack_se. Call c_bindings_end_stmt_expr.
12921 (c_begin_vm_scope, c_end_vm_scope): Don't define.
12922 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
12923 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
12924 (C_DECL_UNJUMPABLE_VM): Don't define.
12925 (C_DECL_UNDEFINABLE_VM): Don't define.
12926 (struct c_label_list): Don't define.
12927 (struct c_label_context_se): Don't define.
12928 (struct c_label_context_vm): Don't define.
12929 (struct c_spot_bindings): Declare.
12930 (c_bindings_start_stmt_expr): Declare.
12931 (c_bindings_end_stmt_expr): Declare.
12932 (lookup_label_for_goto): Declare.
12933 (c_get_switch_bindings, c_release_switch_bindings): Declare.
12934 (c_check_switch_jump_warnings): Declare.
12935 (label_context_stack_se, label_context_stack_vm): Don't declare.
12936 (c_finish_goto_label): Update declaration.
12937 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
12938 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
12939 (Warning Options): Document -Wjump-misses-init.
12941 2009-06-15 Jakub Jelinek <jakub@redhat.com>
12943 * tree-object-size.c (addr_object_size): Fix a pasto in the last
12946 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12948 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
12950 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12952 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
12954 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12956 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
12958 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12960 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
12961 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
12962 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
12963 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
12964 * dwarf2asm.c (dw2_force_const_mem): Update call to
12965 make_decl_one_only.
12966 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
12967 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
12968 * langhooks.c (lhd_comdat_group): Remove.
12969 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
12970 * tree.h (DECL_COMDAT_GROUP): New.
12971 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
12972 (tree_decl_with_vis): Add comdat_group. Remove one_only.
12973 (make_decl_one_only): Change signature.
12974 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
12975 make_decl_one_only.
12976 (make_decl_one_only): Change signature.
12977 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
12979 2009-06-15 Richard Guenther <rguenther@suse.de>
12981 PR middle-end/40439
12982 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
12984 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12986 * tree-ssa-math-opts.c: Remove extra divide.
12988 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12990 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
12992 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12994 * passes.c: Add bswap pass.
12995 * tree-pass.h: Add pass_optimize_bswap declaration.
12996 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
12997 Include rtl.h, expr.h and optabs.h for optab_handler check.
12998 (struct symbolic_number, pass_optimize_bswap): New definition.
12999 (do_shift_rotate, verify_symbolic_number_p): New functions.
13000 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13001 (gate_optimize_bswap): New function.
13002 * tree.c (widest_int_cst_value): New function.
13003 * tree.h (widest_int_cst_value): Prototype added.
13005 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13007 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13008 REG_EQUAL/REG_EQUIV notes.
13010 2009-06-14 Richard Guenther <rguenther@suse.de>
13012 PR middle-end/40389
13013 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13014 has its address taken if NRV was applied and it is addressable.
13015 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13016 function split out from ...
13017 (get_constraint_for_1): ... here.
13018 (handle_rhs_call): Use it to mark the return slot escaped if
13019 it is addressable and NRV was applied.
13021 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13023 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13024 Change first argument type to location_t.
13025 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13026 Do not set input_location.
13027 Use loc instead of input_location throughout.
13029 2009-06-13 Richard Guenther <rguenther@suse.de>
13031 PR tree-optimization/40421
13032 * tree-predcom.c (should_unroll_loop_p): Remove.
13033 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13035 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13037 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13038 Add location argument.
13040 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13042 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13044 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13045 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13046 * config/spu/spu-protos.h: Add location to
13047 spu_resolve_overloaded_builtin.
13048 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13049 spu_build_builtin_va_list.
13050 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13051 argument. Pass location to build_function_call_vec.
13052 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13054 (emit_fpu_switch): Same.
13055 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13056 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13057 to build_decl and create_artificial_label.
13058 (xtensa_gimplify_va_arg_expr): Same.
13059 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13060 (xstormy16_gimplify_va_arg_expr): Same.
13061 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13062 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13063 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13064 (mips16_build_function_stub): Same.
13065 (mips16_build_call_stub): Same.
13067 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13070 * arm/constraints.md (Pa, Pb): New constraints.
13071 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13072 split pattern to deal with them.
13074 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13076 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13077 fix index entry for -Xpreprocessor.
13079 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13081 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13082 Add location argument to build_decl call.
13083 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13084 (rs6000_init_builtins): Same.
13085 (spe_init_builtins): Same.
13086 (rs6000_gimplify_va_arg): Add location argument to
13087 create_artificial_label call.
13089 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13091 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13092 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13093 * Makefile.in: Fix GGC dependency for gcse.o.
13095 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13097 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13098 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13099 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13101 * c-parser.c (c_parser_binary_expression): Use current column while
13102 building binary operations.
13103 * common.opt (fshow-column): Enable by default.
13104 * tree-vrp.c (check_array_ref): Use warning_at.
13105 (check_array_bounds): Use location from call back if expr has no
13107 * tree.h: Add location argument to maybe_fold_*.
13108 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13109 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13110 (maybe_fold_offset_to_component_ref): Same.
13111 (maybe_fold_offset_to_reference): Same.
13112 (maybe_fold_offset_to_address): Same.
13113 (maybe_fold_stmt_indirect): Same.
13114 (maybe_fold_stmt_addition): Same.
13115 (fold_stmt_r): Pass location to maybe_fold_*.
13116 (fold_gimple_assign): Same.
13117 * c-tree.h: Add location argument to finish_decl,
13118 default_function_array_conversion, store_init_value.
13119 * c-decl.c (define_label): Use error_at.
13120 (c_make_fname_decl): Pass location to finish_decl.
13121 (finish_decl): New location argument.
13122 (build_compound_literal): Pass location to store_init_value.
13123 (grokdeclarator): Pass location to finish_decl.
13125 * c-typeck.c (array_to_pointer_conversion): New location argument.
13126 (function_to_pointer_conversion): Same.
13127 (default_function_array_conversion): Same.
13128 (parser_build_unary_op): Pass location to overflow_warning.
13129 (parser_build_binary_op): Same. Use warning_at.
13130 (build_unary_op): Pass location to array_to_pointer_conversion.
13131 (build_c_cast): Pass location to digest_init.
13132 (build_modify_expr): New location argument.
13133 (convert_for_assignment): Same.
13134 (store_init_value): Same.
13135 (digest_init): Same.
13136 (output_init_element): Pass location to digest_init and
13137 array_to_pointer_conversion.
13138 (c_finish_return): Pass location to convert_for_assignment.
13139 * gimplify.c (gimplify_conversion): Pass location to
13140 maybe_fold_offset_to_address.
13141 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13142 to maybe_fold_stmt_addition.
13143 * c-omp.c (c_finish_omp_atomic): Pass new location to
13145 (c_finish_omp_for): Same.
13146 * c-common.c (overflow_warning): New argument.
13147 * c-common.h: New argument to build_modify_expr, overflow_warning.
13148 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13150 (c_parser_initializer): Pass location to
13151 default_function_array_conversion.
13152 (c_parser_initelt): Same.
13153 (c_parser_initval): Same.
13154 (c_parser_asm_operands): Same.
13155 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13156 (c_parser_conditional_expression): Same.
13157 (c_parser_binary_expression): Add location info to stack. Use it.
13158 (c_parser_unary_expression): Pass location to
13159 default_function_array_conversion, parser_build_unary_op,
13160 build_indirect_ref, c_parser_postfix_expression_after_primary.
13161 (c_parser_postfix_expression_after_primary): New location argument.
13163 (c_parser_expression_conv): Pass location to
13164 default_function_array_conversion.
13165 (c_parser_expr_list): Same.
13166 (c_parser_omp_atomic): Same.
13167 (c_parser_omp_for_loop): Same.
13168 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13169 (build_array_declarator): New argument.
13170 * c-decl.c (build_array_declarator): Add location argument.
13171 (grokdeclarator): Set id_loc for cdk_array.
13172 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13173 build_array_declarator.
13174 * tree.c (build_omp_clause): Add location argument.
13175 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13176 (OMP_CLAUSE_LOCATION): New macro.
13177 (struct tree_omp_clause): Add location field.
13178 (build_omp_clause): Add argument.
13179 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13180 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13182 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13183 (cp_parser_omp_clause_collapse): Same.
13184 (cp_parser_omp_clause_default): Same.
13185 (cp_parser_omp_clause_if): Same.
13186 (cp_parser_omp_clause_nowait): Same.
13187 (cp_parser_omp_clause_num_threads): Same.
13188 (cp_parser_omp_clause_ordered): Same.
13189 (cp_parser_omp_clause_schedule): Same.
13190 (cp_parser_omp_clause_untied): Same.
13191 (cp_parser_omp_for_loop): Same.
13192 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13193 * c-tree.h (c_start_case): Add location argument.
13194 (c_process_expr_stmt): Same.
13195 (c_finish_goto_*): Same.
13196 * tree-parloops.c (initialize_reductions): Pass location to
13198 (create_parallel_loop): Same.
13199 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13200 (gfc_trans_omp_reduction_list): Same.
13201 (gfc_trans_omp_clauses): Same.
13202 (gfc_trans_omp_do): Same.
13203 * c-typeck.c (c_finish_goto_label): Same.
13204 (c_finish_goto_ptr): New location argument.
13205 (c_start_case): Same.
13206 (emit_side_effect_warnings): Same.
13207 (c_process_expr_stmt): Same.
13208 (c_finish_stmt_expr): Same.
13209 (c_finish_omp_clauses): Use error_at instead of error.
13210 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13212 * c-omp.c (c_split_parallel_clauses): New location argument.
13213 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13214 to build_omp_clause.
13215 (convert_local_reference_stmt): Same.
13216 (convert_gimple_call): Same.
13217 * c-common.h (c_split_parallel_clauses): New argument.
13218 * c-parser.c (c_parser_statement_after_labels): Pass location to
13219 c_finish_goto_label.
13220 (c_parser_switch_statement): Pass location to c_start_case.
13221 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13222 and c_process_expr_stmt.
13223 (c_parser_omp_variable_list): Add location argument.
13224 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13225 (c_parser_omp_clause_default): Same.
13226 (c_parser_omp_clause_if): Same.
13227 (c_parser_omp_clause_num_threads): Same.
13228 (-c_parser_omp_clause_ordered): Same.
13229 (c_parser_omp_clause_reduction): Pass location to
13230 c_parser_omp_variable_list.
13231 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13232 (c_parser_omp_clause_untied): Same.
13233 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13234 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13236 * c-tree.h (check_for_loop_decls, undeclared_variable,
13237 build_component_ref, build_array_ref, build_external_ref,
13238 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13239 build_conditional_expr, build_compound_expr, c_cast_expr,
13240 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13241 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13243 * c-semantics.c (build_stmt): Same.
13244 (build_case_label): Same.
13245 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13246 (undeclared_variable): New argument.
13247 (make_label): Same.
13248 (lookup_label): Pass location on down.
13249 (define_label): Same.
13250 (finish_decl): Same.
13251 (build_compound_literal): Same.
13252 (finish_struct): Same.
13253 (finish_function): Do not set location here.
13254 (check_for_loop_decls): New argument.
13255 * tree.c (save_expr): Set location.
13256 (build_empty_stmt): New argument.
13257 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13258 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13259 * builtins.c (gimplify_va_arg_expr): Use locations.
13260 (expand_builtin_sync_operation): Same.
13261 * c-typeck.c (build_component_ref): New argument.
13262 (build_array_ref): Same.
13263 (build_external_ref): Same.
13264 (c_expr_sizeof_expr): Same.
13265 (c_expr_sizeof_type): Same.
13266 (parser_build_unary_op): Same.
13267 (build_conditional_expr): Same.
13268 (build_compound_expr): Pass location on down.
13269 (build_compound_expr): New argument.
13270 (build_c_cast): Same.
13271 (c_cast_expr): Same.
13272 (build_asm_expr): Same.
13273 (c_finish_return): Same.
13274 (c_process_expr_stmt): Pass location on down.
13275 (c_finish_stmt_expr): New argument.
13276 (push_clenaup): Same.
13277 (c_finish_omp_parallel): Same.
13278 (c_finish_omp_task): Same.
13279 * gimplify.c (gimplify_call_expr): Pass location on down.
13280 * c-omp.c (c_finish_omp_master): New argument.
13281 (c_finish_omp_critical): Same.
13282 (c_finish_omp_ordered): Same.
13283 (c_finish_omp_barrier): Same.
13284 (-c_finish_omp_taskwait): Same.
13285 (c_finish_omp_atomic): Same.
13286 (c_finish_omp_flush): Same.
13287 * tree-inline.c (copy_tree_body_r): Pass location on down.
13288 (inline_forbidden_p): Remove use of input_location.
13289 * c-gimplify.c (c_build_bind_expr): New argument.
13290 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13291 (c_sizeof_or_alignof_type): New argument.
13292 (c_alignof_expr): Same.
13293 (build_va_arg): Same.
13294 (c_add_case_label): Same.
13295 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13296 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13297 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13298 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13299 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13300 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13302 * stub-objc.c (objc_build_selector_expr): Same.
13303 (objc_build_throw_stmt): Same.
13304 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13305 (c_parser_initelt): Same.
13306 (c_parser_compound_statement): Same.
13307 (c_parser_compound_statement_nostart): Same.
13308 (c_parser_label): Same.
13309 (c_parser_statement_after_labels): Same.
13310 (c_parser_if_body): Same.
13311 (c_parser_else_body): Same.
13312 (c_parser_if_statement): Same.
13313 (c_parser_switch_statement): Same.
13314 (c_parser_while_statement): Same.
13315 (c_parser_do_statement): Same.
13316 (c_parser_for_statement): Same.
13317 (c_parser_asm_statement): Same.
13318 (c_parser_conditional_expression): Same.
13319 (c_parser_binary_expression): Same.
13320 (c_parser_cast_expression): Same.
13321 (c_parser_unary_expression): Same.
13322 (c_parser_sizeof_expression): Same.
13323 (c_parser_alignof_expression): Same.
13324 (c_parser_postfix_expression): Same.
13325 (c_parser_expression): Same.
13326 (c_parser_objc_receiver): Same.
13327 (c_parser_omp_variable_list): Same.
13328 (c_parser_omp_structured_block): Same.
13329 (c_parser_omp_atomic): New argument.
13330 (c_parser_omp_barrier): Same.
13331 (c_parser_omp_critical): Same.
13332 (c_parser_omp_flush): Pass location on down.
13333 (c_parser_omp_for_loop): New argument.
13334 (c_parser_omp_for): Same.
13335 (c_parser_omp_master): Same.
13336 (c_parser_omp_ordered): Same.
13337 (c_parser_omp_sections_scope): Same.
13338 (c_parser_omp_sections): Same.
13339 (c_parser_omp_parallel): Same.
13340 (c_parser_omp_single): Same.
13341 (c_parser_omp_task): Same.
13342 (c_parser_omp_taskwait): Pass location on down.
13343 (c_parser_omp_construct): Same.
13344 (c_parser_omp_threadprivate): Same.
13345 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13346 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13347 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13348 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13349 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13350 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13351 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13352 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13353 config/i386/i386.c, stmt.c:
13354 Add location argument to the following function definitions and/or
13355 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13356 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13357 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13358 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13359 do_case, c_finish_bc_stmt, build_compound_literal,
13360 build_function_call.
13361 * c-decl.c (build_compound_literal): Add location argument.
13362 Make all diagnostic calls use location.
13363 (start_struct): Same.
13364 (finish_struct): Same.
13365 (start_enum): Same.
13366 (build_enumerator): Same.
13367 (start_function): Same.
13368 (grokdeclarator): Make all diagnostic calls use location.
13369 (store_parm_decls_oldstyle): Same.
13370 * c-typeck.c (build_function_call): Add location argument.
13371 Make all diagnostic calls use location.
13373 (c_finish_bc_stmt): Same.
13374 * tree-nested.c (get_trampoline_type): Add argument.
13375 Pass location to build_decl.
13376 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13377 * rtl.h (RTL_LOCATION): New.
13378 * c-common.c (c_add_case_label): Add location argument.
13379 Make all diagnostic calls use location.
13380 * c-common.h: Add location argument to make_fname_decl, do_case,
13381 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13382 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13383 Set it appropriately for every case. Pass enum_loc to start_enum
13384 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13386 (c_parser_struct_or_union_specifier): Save location. Use it for
13387 start_struct, finish_struct, and parser_xref_tag.
13389 2009-06-12 Ian Lance Taylor <iant@google.com>
13391 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13393 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13394 cpp_opts->warn_cxx_operator_names.
13396 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13399 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13400 is returns NULL and OP is a VCE, look through the VCE.
13402 2009-06-12 Ian Lance Taylor <iant@google.com>
13405 * collect2.c (main): Use CONST_CAST2 in code inside #if
13406 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13408 2009-06-12 Joey Ye <joey.ye@intel.com>
13410 PR middle-end/39146
13411 * cfgexpand.c (get_decl_align_unit): Update
13412 max_used_stack_slot_alignment with align instead of
13413 stack_alignment_needed.
13415 * function.c (assign_stack_local_1): Update
13416 max_used_stack_slot_alignment with alignment_in_bits instead
13417 of stack_alignment_needed.
13418 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13421 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13423 * dwarf2out.c (last_var_location_insn): New variable.
13424 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13425 (dwarf2out_var_location): Don't record anything after last real
13426 insn. Only change labels if there were any real instructions
13427 in between last note and this one, or if changed sections.
13429 2009-06-11 Richard Henderson <rth@redhat.com>
13431 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13432 note when storing the frame pointer in a register.
13433 (FRP): Don't redefine to nothing for epilogue.
13434 (alpha_expand_epilogue): Mark register and sp restores.
13435 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13437 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13438 when gen_lowpart is needed.
13440 2009-06-11 Richard Henderson <rth@redhat.com>
13442 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13444 * dwarf2out.c (need_data_align_sf_opcode): New.
13445 (div_data_align): Move earlier.
13446 (def_cfa_1, reg_save): Use it.
13448 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13450 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13451 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13452 (ix86_handle_option): Handle OPT_mcrc32.
13453 (ix86_target_string): Add -mcrc32.
13454 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13456 * config/i386/i386.h (TARGET_CRC32): New.
13458 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13459 (sse4_2_crc32di): Likewise.
13461 * config/i386/i386.opt (mcrc32): New.
13463 * doc/invoke.texi: Document -mcrc32.
13465 2009-06-11 Richard Henderson <rth@redhat.com>
13467 * common.opt (gdwarf-): Accept a version number.
13468 * doc/invoke.texi (gdwarf-): Update docs.
13469 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13470 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13471 version level, and record it.
13473 * dwarf2.h (DW_CIE_VERSION): Remove.
13474 * dwarf2out.c (DWARF_VERSION): Remove.
13475 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13476 (output_call_frame_info): Use CIE version 3 for dwarf3,
13477 or if the return register column is out of range for version 1.
13478 (dwarf_stack_op_name): Add all dwarf3 values.
13479 (DEBUG_PUBTYPES_SECTION): New.
13480 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13481 encoding change for dwarf3.
13482 (output_die) [dw_val_class_die_ref]: Likewise.
13483 (output_compilation_unit_header): Emit correct version for dwarf3.
13484 (output_line_info): Likewise.
13485 (output_pubnames): Update for DWARF_VERSION removal.
13486 (output_aranges): Likewise.
13487 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13488 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13489 (dwarf2out_finish): Likewise.
13491 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13493 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
13496 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13499 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
13500 * builtins.c (expand_builtin_unreachable): New function.
13501 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
13502 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
13503 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
13505 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
13506 searching for missing barriers.
13508 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13510 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
13511 when -fprofile-generate* was passed.
13512 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13514 2009-06-11 Anthony Green <green@moxielogic.com>
13516 * config/moxie/moxie.md: Define length attribute for all instructions.
13518 (*b<cond:code>): Support limited branch ranges for new PC-relative
13519 branch instructions.
13520 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
13522 2009-06-11 Jakub Jelinek <jakub@redhat.com>
13524 * config/i386/i386.c (min_insn_size): Use get_attr_length
13525 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
13526 For __asm return 0.
13528 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
13529 instead of emit_insn_before.
13531 2009-06-10 Ian Lance Taylor <iant@google.com>
13534 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
13537 2009-06-10 Revital Eres <eres@il.ibm.com>
13539 * passes.c (init_optimization_passes): Reschedule
13540 predictive-commoning pass before complete unroll pass.
13542 2009-06-10 Martin Jambor <mjambor@suse.cz>
13544 * cgraph.c (cgraph_node_can_be_local_p): New function.
13545 (cgraph_make_node_local): New function.
13546 * cgraph.h (cgraph_node_can_be_local_p): Declare.
13547 (cgraph_make_node_local): Declare.
13549 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
13551 * tree.h (tree_base): Add packed_flag and user_align fields.
13552 Decrease size of spare field.
13553 (TYPE_USER_ALIGN): Use user_align from tree_base.
13554 (DECL_USER_ALIGN): Likewise.
13555 (TYPE_PACKED): Use packed_flag from tree_base.
13556 (DECL_PACKED): Likewise.
13557 (tree_type): Delete packed_flag and user_align fields. Widen
13558 precision field. Widen mode field and shuffle fields to align
13559 mode on an 8-bit boundary.
13560 (tree_decl_common): Delete decl_flag_1 and user_align fields.
13561 Renumber decl_flag_* fields. Fix comments. Widen
13562 decl_common_unused field.
13563 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
13564 (DECL_EXTERNAL): Likewise.
13565 (DECL_BIT_FIELD): Likewise.
13566 (DECL_NONADDRESSABLE_P): Likewise.
13567 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
13568 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
13570 2009-06-10 Ian Lance Taylor <iant@google.com>
13572 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
13573 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
13574 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
13575 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
13576 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
13577 DEF_VEC_ALLOC_FUNC_P.
13578 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
13579 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
13580 DEF_VEC_ALLOC_FUNC_O.
13581 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
13582 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
13583 DEF_VEC_ALLOC_FUNC_I.
13584 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
13585 (vec_stack_p_reserve_exact_1): Declare.
13586 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
13587 (vec_stack_free): Declare.
13588 (VEC_stack_alloc): Define.
13589 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
13590 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
13591 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
13592 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
13594 (stack_vecs): New static variable.
13595 (vec_stack_p_reserve_exact_1): New function.
13596 (vec_stack_o_reserve_1): New static function.
13597 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
13598 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
13599 (vec_stack_free): New function.
13600 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
13601 (VEC_df_ref_stack_alloc): Define.
13602 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
13603 DEF_VEC_ALLOC_P_STACK.
13604 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
13605 (struct df_collection_rec): Change _vec fields to VEC. Remove
13607 (df_free_collection_rec): Adjust for new fields.
13608 (df_insn_rescan): Use new df_collection_rec fields.
13609 (df_notes_rescan, df_canonize_collection_rec): Likewise.
13610 (df_ref_create_structure, df_ref_record): Likewise.
13611 (df_get_conditional_uses, df_get_call_refs): Likewise.
13612 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
13613 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
13614 (df_record_exit_block_uses, df_bb_verify): Likewise.
13615 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
13616 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
13617 Remove count parameter. Change return type to void. Change all
13619 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
13620 Remove count parameter. Change return type to void. Change all
13622 (df_install_refs): Change old_vec parameter to VEC. Remove count
13623 parameter. Change all callers.
13624 (df_install_mws): Change old_vec parameter to VEC. Remove count
13625 parameter. Change all callers.
13626 (df_refs_verify): Change new_rec parameter to VEC. Change call
13628 (df_mws_verify): Likewise.
13630 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
13632 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
13634 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
13636 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
13638 2009-06-10 Anthony Green <green@moxielogic.com>
13640 * config/moxie/crti.asm: New file.
13641 * config/moxie/crtn.asm: New file.
13642 * config/moxie/moxie.c: New file.
13643 * config/moxie/moxie.h: New file.
13644 * config/moxie/sfp-machine.h: New file.
13645 * config/moxie/moxie-protos.h: New file.
13646 * config/moxie/t-moxie: Created.
13647 * config/moxie/t-moxie-softfp: Created.
13648 * config/moxie/moxie.md: Created.
13649 * config/moxie/constraints.md: Created.
13650 * config.gcc: Add moxie support.
13651 * doc/md.texi (Machine Constraints): Add moxie constraints.
13652 * doc/contrib.texi (Contributors): Mention moxie port.
13653 * doc/install.texi (Specific): Mention the moxie port.
13655 2009-06-09 Ian Lance Taylor <iant@google.com>
13657 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
13658 compiling with C++.
13659 * optabs.c (optab_table): Only use designated initializers if
13660 HAVE_DESIGNATED_INITIALIZERS is defined.
13661 (convert_optab_table): Likewise.
13662 (init_optabs): Always call init_insn_codes if
13663 HAVE_DESIGNATED_INITIALIZERS is not defined.
13665 2009-06-09 Ian Lance Taylor <iant@google.com>
13667 * targhooks.c (default_builtin_vectorized_function): Change fn
13668 parameter to unsigned int.
13669 (default_builtin_vectorized_conversion): Change code parameter to
13671 (default_builtin_reciprocal): Change fn parameter to unsigned int.
13672 * targhooks.h: Update declarations.
13673 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
13674 parameter to unsigned int.
13676 * c-typeck.c (comptypes_check_enum_int): New static function.
13677 (comptypes_internal): Add enum_and_int_p parameter. Change all
13679 (comp_target_types): Add location parameter. Change all callers.
13680 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
13681 Change all callers.
13682 (function_types_compatible_p, type_lists_compatible_p): Likewise.
13683 (build_conditional_expr): Add colon_loc parameter. Change all
13685 (convert_for_assignment): Add location parameter. Change all callers.
13686 * c-parser.c (c_parser_conditional_expression): Pass location of
13687 colon to build_conditional_expr.
13688 * c-tree.h (build_conditional_expr): Update declaration.
13690 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13692 * graphite.c: Revert previous patch.
13694 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13697 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
13699 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
13701 * tree-ssa-loop-prefetch.c
13702 (loop_prefetch_arrays): Fixed a portability problem in printf format
13705 2009-06-09 Martin Jambor <mjambor@suse.cz>
13707 PR tree-optimization/40351
13708 * tree-sra.c (propagate_subacesses_accross_link): Check that a
13709 refrence to a potential artifical subaccess can be constructed.
13711 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13713 * config/sh/sh-protos.h (sh_optimization_options): Declare.
13714 (sh_override_options): Likewise.
13715 * config/sh/sh.c: Include params.h.
13716 (sh_optimization_options): New.
13717 (sh_override_options): Likewise.
13718 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
13719 (OVERRIDE_OPTIONS): Use sh_override_options.
13721 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13723 * dwarf2out.c (emit_cfa_remember): New variable.
13724 (add_fde_cfi): If emit_cfa_remember, recurse to add
13725 DW_CFA_remember_state first.
13726 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
13727 instead just set emit_cfa_remember.
13729 2009-06-08 Jan Hubicka <jh@suse.cz>
13732 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
13734 2009-06-08 Jan Hubicka <jh@suse.cz>
13736 PR middle-end/39834
13737 * cgraphunit.c (save_inline_function_body): Do not copy transform
13738 hooks for saved inline bodies.
13739 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
13740 for given function.
13742 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
13744 * jump.c (returnjump_p): Handle delayed branches. Add missing
13747 2009-06-08 Jan Hubicka <jh@suse.cz>
13749 PR middle-end/40102
13750 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
13751 original node might've been modified.
13752 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
13754 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13756 * tree-object-size.c (addr_object_size): Add OSI argument.
13757 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
13758 (compute_builtin_object_size, expr_object_size): Adjust callers.
13759 (plus_stmt_object_size): Call addr_object_size instead of
13760 compute_builtin_object_size.
13762 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
13763 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13765 * tree-ssa-loop-prefetch.c
13766 (gather_memory_references): Introduced a counter for the number of
13768 (anything_to_prefetch_p): Introduced a counter for the number of
13770 (is_loop_prefetching_profitable): New function with a cost model
13772 (loop_prefetch_arrays): Use the new cost model to determine if
13773 prefetching is profitable.
13774 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
13775 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13776 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
13777 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13778 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
13779 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13781 2009-06-08 Michael Matz <matz@suse.de>
13784 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
13785 partitions use the same.
13786 (expand_one_var): Deal with DECL_RTL sometimes begin set also
13787 for basevars of SSA_NAMEs.
13788 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
13789 to not expand them twice.
13790 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
13793 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
13795 * common.opt (fcompare-debug=, fcompare-debug-second): New.
13796 (fdump-final-insns=, gtoggle): New.
13797 * doc/invoke.texi: Document them.
13798 * final.c (rest_of_clean_state): Dump final insn stream.
13799 * gcc.c (invoke_as): Hook in -fcompare-debug.
13800 (static_spec_functions): Add compare-debug-dump-opt,
13801 compare-debug-self-opt and compare-debug-auxbase-opt.
13802 (compare_debug, compare_debug_second, compare_debug_opt): New.
13803 (switches_debug_check, n_switches_debug_check): New.
13804 (debug_auxbase_opt, debug_check_temp_file): New.
13805 (process_command): Handle -fno-compare-debug, -fcompare-debug and
13807 (do_self_spec): Handle arguments after switches.
13808 (do_spec_1): Add .gk extension to temp file basenames for compare.
13809 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
13810 (cc1_options): Use it instead of normal auxbase computation for
13811 the second compare-debug compilation.
13812 (compare_files): New.
13813 (main): Set up and implement compare debug mode.
13814 (compare_debug_dump_opt_spec_function): New.
13815 (compare_debug_self_opt_spec_function): New.
13816 (compare_debug_auxbase_opt_spec_function): New.
13817 * toplev.c (process_options): Handle flag_gtoggle,
13818 flag_dump_final_insns.
13819 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
13820 during -fcompare-debug-second compilation.
13822 2009-06-07 Ian Lance Taylor <iant@google.com>
13824 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
13825 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
13827 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
13828 with no default node. Change warning with %H to warning_at.
13829 Don't clear warn_switch around case checking.
13830 * doc/invoke.texi (Warning Options): Clarify distinction between
13831 -Wswitch and -Wswitch-enum.
13833 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13835 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
13837 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13839 * gbl-ctors.h: Add header guard.
13841 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13843 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
13844 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
13845 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
13846 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
13847 prototypes for removed functions.
13848 (expressions_equal_p): Move to ...
13849 * tree-ssa-sccvn.h: ... here and ...
13850 * matrix-reorg.c: ... adjust includes.
13852 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13854 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
13856 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13858 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
13859 (finish_function): Remove erroneous whitespace.
13861 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13863 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
13864 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
13866 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13868 * errors.c (internal_error): Commentary typo fix.
13869 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
13870 * tree-ssa-pre.c: Ditto.
13872 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13874 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
13875 them is supposed to hold actual statements.
13877 2009-06-06 Ian Lance Taylor <iant@google.com>
13879 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
13880 empty statements can now have attributes.
13882 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
13884 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
13885 * config/mips/mips.md: Ditto.
13887 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13889 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
13891 (__eabi_uconvert): Likewise.
13893 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13895 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
13896 CFI_* definitions with IN_GCC.
13898 2009-06-05 David Edelsohn <edelsohn@gnu.org>
13900 * xcoffout.h (xcoffout_source_line): Update prototype.
13902 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13904 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
13905 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
13907 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13909 PR middle-end/40340
13910 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
13911 inlined_function_outer_scope_p blocks for artificial inlines
13913 * tree.c (tree_nonartificial_location): Rewrite using
13914 block_nonartificial_location.
13916 2009-06-05 Revital Eres <eres@il.ibm.com>
13917 Leehod Baruch <leehod@il.ibm.com>
13919 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
13920 (expand_expr_real_1): Remove comment.
13921 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
13922 Vectorize misaligned access when the target supports it.
13923 (vect_supportable_dr_alignment): Check for unaligned access support.
13924 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
13927 2009-06-05 Julian Brown <julian@codesourcery.com>
13929 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
13930 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
13932 2009-06-05 Richard Guenther <rguenther@suse.de>
13935 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
13936 as possibly unused.
13938 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13940 * config/s390/s390.c (global_not_special_regno_p): New static inline.
13941 (save_gprs): Don't tell unwinder when a global register is saved.
13942 (s390_emit_epilogue): Emit needed epilogue unwind info.
13944 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13946 * dwarf2out.c (deferred_asm_name): New.
13947 (add_name_and_src_coords_attributes): Defer creation of
13948 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
13950 (move_linkage_attr): New.
13951 (dwarf2out_finish): Revisit deferrals and emit attributes at the
13954 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13956 * tree-nested.c (finalize_nesting_tree_1): Declare the
13957 frame_decl in the binding tree.
13959 2009-06-04 Cary Coutant <ccoutant@google.com>
13961 * basic-block.h (struct basic_block_def): Add discriminator field.
13962 * dbxout.c (dbxout_source_line): Add new parameter. Change all
13964 * debug.c (do_nothing_debug_hooks): Add additional entry.
13965 (debug_nothing_int_charstar_int): New function.
13966 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
13967 (debug_nothing_int_charstar_int): New declaration.
13968 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
13969 discriminator value in .loc directive.
13970 * final.c (last_discriminator): New variable.
13971 (discriminator): New variable.
13972 (final_start_function): Initialize above variables, pass current
13973 discriminator to debug hook.
13974 (notice_source_line): Check for discriminator change.
13975 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
13976 * sdbout.c (sdbout_source_line): New parameter.
13977 * tree-cfg.c (struct locus_discrim_map): New structure type.
13978 (discriminator_per_locus): New hash table.
13979 (build_gimple_cfg): Allocate and free discriminator hash table.
13980 (make_edges): Call assign_discriminator.
13981 (locus_map_hash): New function.
13982 (locus_map_eq): New function.
13983 (next_discriminator_for_locus): New function.
13984 (same_line_p): New function.
13985 (assign_discriminator): New function.
13986 (make_cond_expr_edges): Call assign_discriminator.
13987 (make_gimple_switch_edges): Likewise.
13988 (first_non_label_stmt): New function.
13989 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
13991 * xcoffout.c (xcoffout_source_line): Add new parameter.
13993 * configure.ac (gcc_cv_as_discriminator): New configury check for
13994 gas support for discriminator.
13995 * configure: Regenerate.
13996 * config.in: Regenerate.
13998 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14000 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14001 val after checking for integers.
14003 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14005 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14007 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14008 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14009 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14010 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14011 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14012 X64_SSE_REGPARM_MAX.
14013 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14014 X64_SSE_REGPARM_MAX.
14016 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14018 * gcc.c (report_times_to_file): New.
14019 (execute): Implement it.
14020 (process_command): Support -time=.
14021 * doc/invoke.texi: Document it.
14023 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14025 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14026 that have value exprs.
14028 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14030 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14031 declarations for constants until...
14032 (dw2_output_indirect_constant_1): ... this point.
14034 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14037 * arm.md (arm_addsi3): Don't try to split an add with an
14038 eliminable register until after reload has completed.
14040 2009-06-03 Ian Lance Taylor <iant@google.com>
14042 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14043 * genattrtab.c (write_length_unit_log): Likewise.
14044 * genchecksum.c (dosum): Likewise.
14045 * gengtype.c (write_rtx_next): Likewise.
14046 (finish_root_table, write_roots): Likewise.
14047 * gimple.c (gimple_ops_offset_): Likewise.
14048 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14049 * config/arc/arc.c (arc_attribute_table): Likewise.
14050 * config/arm/arm.c (arm_attribute_table): Likewise.
14051 * config/avr/avr.c (avr_attribute_table): Likewise.
14052 * config/crx/crx.c (crx_attribute_table): Likewise.
14053 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14054 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14055 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14056 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14057 * config/sh/sh.c (sh_attribute_table): Likewise.
14058 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14059 * config/spu/spu.c (spu_attribute_table): Likewise.
14060 * config/v850/v850.c (v850_attribute_table): Likewise.
14062 * config/alpha/alpha.c (vms_attribute_table): Make static.
14063 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14064 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14065 * config/mips/mips.c (mips_attribute_table): Likewise.
14067 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14069 (cc1-checksum.o): Likewise.
14071 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14073 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14075 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14077 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14078 insn if it is changing sp. Use gen_add3_insn instead of
14079 conditionally gen_addsi3 and gen_adddi3.
14080 (offset_below_red_zone_p): New static inline function.
14081 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14082 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14083 * config/rs6000/ppc-asm.h: Include auto-host.h.
14084 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14085 CFI_RESTORE): Define.
14086 * config/rs6000/crtresxgpr.asm: Add unwind info.
14087 * config/rs6000/crtresxfpr.asm: Likewise.
14088 * config/rs6000/crtresgpr.asm: Likewise.
14089 * config/rs6000/crtresfpr.asm: Likewise.
14090 * config/rs6000/crtsavgpr.asm: Likewise.
14091 * config/rs6000/crtsavfpr.asm: Likewise.
14093 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14094 argument of DWARF2_FRAME_REG_OUT macros.
14096 2009-06-03 Julian Brown <julian@codesourcery.com>
14098 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14099 words or less (including TImode) in core registers.
14101 2009-06-03 Richard Guenther <rguenther@suse.de>
14103 PR middle-end/40328
14104 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14106 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14108 * statistics.c (statistics_counter_event): Do not record event
14109 in pass dump if its number == -1.
14110 (curr_statistics_hash): Add assert that we never get passes
14111 with static number == -1.
14113 2009-06-03 Richard Guenther <rguenther@suse.de>
14114 Andrey Belevantsev <abel@ispras.ru>
14116 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14117 non-BLKmode arrays addressable.
14119 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14121 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14122 * config/m68k/m68k.h: ... here.
14124 2009-06-03 Martin Jambor <mjambor@suse.cz>
14126 PR tree-optimization/40323
14127 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14130 2009-06-03 Richard Guenther <rguenther@suse.de>
14132 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14135 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14137 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14138 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14139 JUMP_TABLE_DATA_P where applicable.
14140 * config/sh/sh.c: Ditto.
14141 * config/sh/sh.h: Ditto.
14142 * config/sh/sh.md: Ditto.
14143 * config/sh/symbian.c: Ditto.
14145 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14147 * config/i386/driver-i386.c (describe_cache): Optimize
14148 concatenation of strings. Use snprintf instead of sprintf.
14149 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14150 target when not compiling with GCC.
14152 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14154 * config/sh/sh.c: Revert last change.
14155 (sh_expand_epilogue): Emit a blockage insn before the frame
14156 pointer adjustment unconditionally.
14158 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14160 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14161 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14162 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14163 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14164 to COLLECT_GCC_OPTIONS.
14166 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14168 * collect2.c (target_system_root): New variable.
14169 (main): Handle --sysroot=.
14170 (ignore_library): Strip the sysroot from the library path.
14172 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14174 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14175 (collect2.o): Depend on collect2-aix.h.
14176 (collect2-aix.o): New rule.
14177 * collect2-aix.h: New file.
14178 * collect2-aix.c: Likewise.
14179 * collect2.c: Include collect2-aix.h. Don't undefine
14180 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14181 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14182 Use TARGET_AIX_VERSION instead of _AIX51.
14183 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14184 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14185 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14186 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14187 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14189 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14191 * collect2.c (ignore_library): Avoid premature post-increment
14192 and null deference.
14194 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14196 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14197 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14198 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14199 CROSS_DIRECTORY_STRUCTURE too.
14200 (LINK_LIBG_SPEC): Likewise.
14201 (LIB_SPEC): Add %R to sysroot paths.
14202 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14203 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14204 * config/rs6000/aix51.h: As for aix43.h.
14205 * config/rs6000/aix52.h: Likewise.
14206 * config/rs6000/aix53.h: Likewise.
14207 * config/rs6000/aix61.h: Likewise.
14208 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14209 to the beginning of sysroot paths.
14211 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14213 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14214 INSN_LISTs that are out of the REG_NOTE range.
14216 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14218 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14219 (struct var_to_expand): Likewise.
14220 (struct opt_info): Add head and tail for linked lists of the above.
14221 (analyze_insn_to_expand_var): Initialize next.
14222 (analyze_iv_to_split_insn): Likewise.
14223 (analyze_insns_in_loop): Create linked lists.
14224 (allocate_basic_variable): Simplify for use without hash table.
14225 (insert_var_expansion_initialization): Likewise, make it type-safer.
14226 (combine_var_copies_in_loop_exit): Likewise.
14227 (apply_opt_in_copies): Walk lists rather than hash tables.
14228 (release_var_copies): Simplified and inlined by hand into...
14229 (free_opt_info): ... this function.
14231 2009-06-02 Richard Guenther <rguenther@suse.de>
14233 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14236 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14238 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14239 only for builtins that are not overridden.
14241 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14243 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14246 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14248 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14250 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14252 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14254 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14256 * common.opt (fdump-unnumbered-links): New.
14257 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14258 * print-rtl.c (flag_dump_unnumbered_links): New.
14259 (print_rtx): Test it.
14261 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14263 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14264 push/pop multiple to 8-byte alignment.
14266 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14268 * config/i386/i386.c (queued_cfa_restores): New static variable.
14269 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14271 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14272 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14273 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14274 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14275 note unconditionally.
14276 (ix86_emit_restore_regs_using_mov): Likewise.
14277 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14278 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14279 it through to ix86_emit_restore_reg_using_pop.
14280 (ix86_emit_leave): Add RED_OFFSET argument. Call
14281 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14282 instead of adding REG_CFA_OFFSET note unconditionally.
14283 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14284 the above functions. Call ix86_add_queued_cfa_restore_notes when
14287 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14288 force output of the label even for dwarf2out_do_cfi_asm.
14289 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14290 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14291 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14293 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14294 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14295 dwarf2out_cfi_label callers.
14296 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14297 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14298 Adjust dwarf2out_cfi_label callers.
14299 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14301 * config/i386/i386.h (struct machine_cfa_state,
14302 struct machine_function): Guard with ifndef USED_FOR_TARGET
14303 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14306 * emutls.c (__emutls_get_address): Change arr->size to mean number
14307 of allocated arr->data entries instead of # of slots + 1.
14309 PR middle-end/40316
14310 * recog.c (peep2_reinit_state): New function.
14311 (peephole2_init_state): Use it at the end of a basic block and also
14312 when seeing a RTX_FRAME_RELATED_P insn.
14314 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14316 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14317 fixuns_truncrfdi2): New.
14318 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14319 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14320 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14321 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14322 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14323 *recip_approx): Remove.
14324 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14325 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14326 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14328 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14331 2009-06-01 Ian Lance Taylor <iant@google.com>
14333 * attribs.c (register_attribute): Use CONST_CAST.
14334 * collect2.c (main): Use CONST_CAST2.
14335 (scan_prog_file): Likewise.
14336 * gcc.c (process_command, main): Likewise.
14337 * toplev.c (toplev_main): Likewise.
14339 * c-typeck.c (handle_warn_cast_qual): New static function,
14340 partially broken out of build_c_cast.
14341 (build_c_cast): Call handle_warn_cast_qual.
14342 * doc/invoke.texi (Warning Options): Document new effect of
14345 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14347 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14348 (diagnostic_report_current_module): Print columns.
14349 * common.opt (flag_show_column): Enable by default.
14351 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14353 * alias.c (find_base_term): Check for NULL term before returning.
14355 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14357 Revert due to PR40320:
14358 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14359 * calls.c (emit_library_call_value_1): Don't force_operand for move
14362 2009-06-01 Olivier Hainque <hainque@adacore.com>
14363 Eric Botcazou <ebotcazou@adacore.com>
14365 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14366 to be processed as a bitfield for constructor output purposes.
14367 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14369 * varasm.c (oc_local_state): New type, output_constructor
14370 local state to support communication with helpers.
14371 (oc_outer_state): New type, output_constructor outer state of
14372 relevance in recursive calls.
14373 (output_constructor_array_range): New output_constructor helper,
14374 extracted code for an array range element.
14375 (output_constructor_regular_field): New output_constructor helper,
14376 extracted code for an element that is not a bitfield.
14377 (output_constructor_bitfield): New output_constructor helper,
14378 extracted code for a bitfield element. Accept an OUTER state
14379 argument for recursive processing. Recurse on record or array
14380 CONSTRUCTOR values, possibly past noop conversions.
14381 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14382 VALUE is a valid constant-valued expression for use in a static
14383 bit-field initializer.
14384 (output_constructor): Rework to use helpers. Accept and honor an
14385 OUTER state argument for recursive calls. Return total size. Be
14386 prepared for nested constructors initializing bitfields.
14387 (output_constant): Feed OUTER in calls to output_constructor.
14389 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14391 * calls.c (emit_library_call_value_1): Don't force_operand for move
14394 2009-06-01 Nick Clifton <nickc@redhat.com>
14396 * doc/invoke.texi (IA-64 Options): Fix typo.
14398 2009-06-01 Ira Rosen <irar@il.ibm.com>
14400 PR tree-optimization/39129
14401 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14403 (vect_do_peeling_for_loop_bound): Use
14404 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14405 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14406 (vect_loop_versioning): Likewise.
14407 (vect_create_cond_for_alias_checks): Fix indentation.
14408 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14410 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14411 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14412 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14413 "control flow in loop".
14414 (vect_estimate_min_profitable_iters): Use
14415 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14416 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14417 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14418 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14419 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14420 statement belongs to a group of strided accesses with the exact code
14422 (vectorizable_load): Likewise.
14423 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14424 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14426 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14428 * config/freebsd-stdint.h: New file.
14429 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14430 Add freebsd-stdint.h to tm_file.
14432 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14434 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14435 (thumb2_extendhidi2): Likewise.
14437 2009-05-31 Ian Lance Taylor <iant@google.com>
14439 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14441 2009-05-31 Ian Lance Taylor <iant@google.com>
14443 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14444 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14445 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14447 2009-05-31 Jason Merrill <jason@redhat.com>
14449 * tree-pretty-print.c (print_call_name): Take the callee, not the
14450 call itself. Make non-static. Use dump_function_name for functions.
14451 (dump_generic_node): Adjust.
14452 * diagnostic.h: Declare print_call_name.
14453 * gimple-pretty-print.c (dump_gimple_call): Use it.
14455 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14457 * config/sh/sh.md (ashldi3_std): New define_expand.
14460 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14463 * config/sh/sh.c: Include debug.h.
14464 (sh_expand_epilogue): Emit a blockage insn before the frame
14465 pointer adjustment also when dwarf2out_do_frame returns true.
14467 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14469 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14470 (thumb2_extendqidi2): New pattern.
14472 2009-05-31 Ira Rosen <irar@il.ibm.com>
14474 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14475 mark phis for renaming.
14476 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14477 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14478 Call mark_sym_for_renaming.
14479 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14480 * tree-vect-loop.c (vect_transform_loop): Remove
14481 vect_memsyms_to_rename initialization and a call to
14482 mark_set_for_renaming.
14484 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14486 PR middle-end/40304
14487 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14488 frame related even if !set_cfa && style < 0.
14490 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14492 * config/i386/mingw-tls.c: New file.
14493 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
14494 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
14495 defining _WIN32 but not __CYGWIN__.
14497 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14499 * configure.ac: Add MPC support.
14501 * config.in, configure: Regenerate.
14503 2009-05-29 Richard Henderson <rth@redhat.com>
14505 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
14506 NOTE_INSN_BASIC_BLOCK.
14507 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
14508 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
14509 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
14511 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
14513 (add_cfi): Disable check redefining cfa away from drap.
14514 (lookup_cfa_1): Add remember argument; handle remember/restore.
14515 (lookup_cfa): Pass remember argument.
14516 (cfa_remember): New.
14517 (compute_barrier_args_size_1): Remove sibcall check.
14518 (dwarf2out_frame_debug_def_cfa): New.
14519 (dwarf2out_frame_debug_adjust_cfa): New.
14520 (dwarf2out_frame_debug_cfa_offset): New.
14521 (dwarf2out_frame_debug_cfa_register): New.
14522 (dwarf2out_frame_debug_cfa_restore): New.
14523 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
14524 (dwarf2out_begin_epilogue): New.
14525 (dwarf2out_frame_debug_restore_state): New.
14526 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
14527 DW_CFA_restore_state.
14528 (output_cfi_directive): Likewise.
14529 (convert_cfa_to_fb_loc_list): Likewise.
14530 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
14531 * dwarf2out.h: Update.
14532 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
14533 (copy_insn_1): Early out for null.
14534 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
14535 and dwarf2out_frame_debug_restore_state.
14536 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
14537 (prologue_insn_hash, epilogue_insn_hash): New.
14538 (free_after_compilation): Adjust freeing accordingly.
14539 (record_insns): Create hash table if needed; push insns into
14540 hash instead of array.
14541 (maybe_copy_epilogue_insn): New.
14542 (contains): Search hash table instead of array.
14543 (sibcall_epilogue_contains): Remove.
14544 (thread_prologue_and_epilogue_insns): Split eh_return insns
14545 and mark them as epilogues.
14546 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
14547 scanning in terms of basic blocks.
14548 * insn-notes.def (CFA_RESTORE_STATE): New.
14549 * jump.c (returnjump_p_1): Accept EH_RETURN.
14550 (eh_returnjump_p_1, eh_returnjump_p): New.
14551 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
14552 CFA_REGISTER, CFA_RESTORE): New.
14553 * rtl.def (EH_RETURN): New.
14554 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
14556 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
14557 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
14559 * config/i386/i386.c (gen_push): Update cfa state.
14560 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
14561 add a CFA_ADJUST_CFA note.
14562 (ix86_dwarf_handle_frame_unspec): Remove.
14563 (ix86_expand_prologue): Update cfa state.
14564 (ix86_emit_restore_reg_using_pop): New.
14565 (ix86_emit_restore_regs_using_pop): New.
14566 (ix86_emit_leave): New.
14567 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
14568 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
14569 * config/i386/i386.h (struct machine_cfa_state): New.
14570 (ix86_cfa_state): New.
14571 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
14572 (eh_return_internal): Merge from eh_return_<mode>,
14573 use eh_return rtx, split w/ epilogue.
14575 2009-05-29 Ian Lance Taylor <iant@google.com>
14577 * builtins.c (validate_gimple_arglist): Don't use va_arg with
14579 * calls.c (emit_library_call_value_1): Likewise.
14581 * c-typeck.c (c_build_va_arg): New function.
14582 * c-tree.h (c_build_va_arg): Declare.
14583 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
14584 instead of build_va_arg.
14586 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
14588 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
14589 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
14590 (ptr_difference_cost): Use affine combinations to compute it.
14591 (difference_cost): Likewise.
14592 (get_computation_cost_at): Compute more accurate cost for addresses
14593 if the ratio is a multiplier allowed in addresses.
14594 For non-addresses, consider that an additional offset or symbol is
14597 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14599 * config/i386/i386.c (ix86_decompose_address): Avoid useless
14600 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
14602 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
14603 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
14604 (prefix_rex): For UNIT_MMX don't imply the prefix by default
14606 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
14607 to 1 for TYPE_SSE{IADD1,CVT1}.
14608 (prefix_vex_imm8): Removed.
14609 (length_vex): Only pass 1 as second argument to
14610 ix86_attr_length_vex_default if prefix_extra is 0.
14611 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
14612 (length): For prefix vex computation use length_immediate
14613 attribute instead of prefix_vex_imm8.
14614 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
14615 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
14616 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
14617 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
14618 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
14619 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
14620 a space in between the operands.
14621 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
14622 if one operand is 0xff and the other one si, di, bp or sp.
14623 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
14624 other one si, di, bp or sp.
14625 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
14626 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
14627 type and mode attributes.
14628 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
14629 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
14630 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
14631 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
14632 prefix_data16 attribute iff MODE_DF.
14633 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
14634 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
14635 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
14636 constm128_operand in length_immediate computation.
14637 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
14638 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
14639 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
14640 length_immediate attribute to 1.
14641 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
14642 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
14643 for certain alternatives.
14644 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
14645 prefix_data16 attribute if MODE_V1DF.
14646 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
14647 length_immediate to 1.
14648 (set_got_rex64, set_rip_rex64): Remove length attribute, set
14649 length_address to 4, set mode attribute to MODE_DI.
14650 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
14651 (fxam<mode>2_i387): Set length attribute to 4.
14652 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
14653 *prefetch_3dnow_rex): Override length_address attribute.
14654 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
14656 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
14657 (constm128_operand): Removed.
14658 * config/i386/i386.c (memory_address_length): For
14659 disp && !index && !base in 64-bit mode account for SIB byte if
14660 print_operand_address can't optimize disp32 into disp32(%rip)
14661 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
14662 for fs: or gs: segment.
14663 (ix86_attr_length_immediate_default): When checking if shortform
14664 is possible, truncate immediate to the length of the non-shortened
14666 (ix86_attr_length_address_default): Ignore MEM_P operands
14668 (ix86_attr_length_vex_default): Only check for DImode on
14669 GENERAL_REG_P operands.
14670 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
14671 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
14672 (sse_cvttps2pi): Clear prefix_rep attribute.
14673 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
14675 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
14676 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
14677 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
14678 iff operand 2 is const_int_operand.
14679 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
14680 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
14681 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
14683 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
14685 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
14686 prefix_data16 attribute for movlpd and movhpd instructions.
14687 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
14688 length_immediate for shufpd instruction.
14689 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
14690 (avx_cmpp<avxmodesuffixf2c><mode>3,
14691 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
14692 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
14693 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
14694 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
14695 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
14696 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
14697 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
14698 prefix_data16 attribute for the first alternative to 1.
14699 (*avx_loadlps): Override length_immediate for the first alternative.
14700 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
14701 attributes for second alternative.
14702 (*vec_concatv2sf_sse4_1): Override length_immediate and
14703 prefix_data16 attributes for second alternative.
14704 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
14705 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
14706 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
14707 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
14708 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
14709 prefix_data16 and length_immediate to 1.
14710 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
14712 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
14713 prefix_extra attribute for variants that don't have 0f prefix alone.
14714 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
14715 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
14716 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
14717 *sse4_1_pextrd): Set length_immediate to 1.
14718 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
14719 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
14721 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
14722 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
14723 length_immediate to 1 for second alternative.
14724 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
14725 prefix_extra and length_immediate attributes for the first
14727 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
14729 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
14730 to 1 for the first and third alternative.
14731 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
14733 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
14735 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
14737 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
14738 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
14739 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
14740 *avx_psign<mode>3): Set prefix_extra attribute to 1.
14741 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
14742 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
14743 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
14744 ssse3_psign<mode>3): Override prefix_rex attribute.
14745 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
14746 (ssse3_palignrti): Override length_immediate to 1.
14747 (ssse3_palignrdi): Override length_immediate to 1, override
14748 prefix_rex attribute.
14749 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
14750 (sse4a_extrqi): Override length_immediate to 2.
14751 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
14752 (sse4a_insertq): Override prefix_data16 to 0.
14753 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
14754 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
14755 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
14756 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
14757 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
14758 and length_immediate to 1.
14759 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
14760 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
14761 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
14762 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
14763 and length_immediate to 1.
14764 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
14765 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
14766 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
14767 avx_ptest256): Override prefix_extra to 1.
14768 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
14769 Override prefix_data16 and length_immediate to 1.
14770 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
14771 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
14772 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
14773 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
14774 prefix_data16 to 0 and prefix_extra to 2.
14775 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
14776 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
14778 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
14779 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
14780 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
14781 and prefix_extra to 2.
14782 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
14783 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
14784 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
14785 avx_vpermilvar<mode>3,
14786 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
14787 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
14788 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
14789 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
14790 Override prefix_extra to 1.
14791 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
14792 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
14793 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
14794 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
14795 prefix_extra and length_immediate to 1.
14796 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
14798 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
14799 to 1 for the first alternative.
14800 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
14801 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
14803 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
14804 *movv2sf_internal_avx, *movv2sf_internal): Override
14805 prefix_rep attribute for certain alternatives.
14806 (*mov<mode>_internal): Override prefix_rep or prefix_data16
14807 attributes for certain alternatives.
14808 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
14809 attributes for certain alternatives.
14810 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
14811 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
14812 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
14813 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
14814 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
14815 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
14816 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
14817 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
14818 length_immediate to 1 if operand 2 is const_int_operand.
14819 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
14820 *vec_extractv2si_1): Set length_immediate attribute to 1.
14821 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
14822 using old 3DNOW insn rather than SSE/3DNOW_A.
14823 (mmx_emms, mmx_femms): Clear modrm attribute.
14825 2009-05-29 Martin Jambor <mjambor@suse.cz>
14827 * tree-sra.c: New implementation of SRA.
14829 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
14830 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
14831 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
14832 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
14833 (SRA_MAX_STRUCTURE_COUNT): Removed.
14834 (SRA_FIELD_STRUCTURE_RATIO): Removed.
14835 * doc/invoke.texi (sra-max-structure-size): Removed.
14836 (sra-field-structure-ratio): Removed.
14838 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14840 PR middle-end/40291
14841 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
14844 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
14846 PR rtl-optimization/40101
14847 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
14848 seqno. Adjust comment.
14849 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
14850 inserting bookkeeping before a jump, the jump is not scheduled.
14851 When no positive seqno found, provide a value. Add comment.
14853 2009-05-29 Richard Guenther <rguenther@suse.de>
14855 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
14856 short-cutting on the first component.
14858 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14860 PR middle-end/39958
14861 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
14862 for trees other than decls/types.
14864 2009-05-29 Richard Guenther <rguenther@suse.de>
14866 * tree-ssa-operands.c (get_expr_operands): Do not handle
14867 INDIRECT_REFs in the handled-component case. Remove
14868 unused get_ref_base_and_extent case.
14869 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
14870 tree_low_cst and host_integerp where possible.
14871 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
14872 codes for equivalence.
14873 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
14875 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
14877 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
14878 to tmake_file for i[34567]86-*-cygwin*.
14880 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14883 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
14884 (altivec_categorize_keyword, init_vector_keywords,
14885 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
14888 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
14890 * tree.c (handle_dll_attribute): Check if node is
14891 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
14893 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
14895 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
14897 (thumb2_zero_extendqidi2): Likewise.
14899 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
14901 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
14902 instead of gen_movrt.
14903 * config/sh/sh.md (movrt): Remove.
14905 2009-05-28 Steve Ellcey <sje@cup.hp.com>
14907 * doc/invoke.texi (IA-64 Options):
14908 Add -msdata, -mfused-madd, -mno-inline-float-divide,
14909 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
14910 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
14911 -msched-prefer-non-control-spec-insns,
14912 -msched-stop-bits-after-every-cycle,
14913 -msched-count-spec-in-critical-path,
14914 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
14915 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
14916 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
14917 and -msched-spec-verbose.
14919 2009-05-28 Joseph Myers <joseph@codesourcery.com>
14921 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
14922 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
14924 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
14926 2009-05-28 Richard Guenther <rguenther@suse.de>
14928 * tree-ssa-alias.c (ao_ref_init): New function.
14929 (ao_ref_base): Likewise.
14930 (ao_ref_base_alias_set): Likewise.
14931 (ao_ref_alias_set): Likewise.
14932 (refs_may_alias_p_1): Change signature.
14933 (refs_may_alias_p): Adjust.
14934 (refs_anti_dependent_p): Likewise.
14935 (refs_output_dependent_p): Likewise.
14936 (call_may_clobber_ref_p_1): Change signature.
14937 (call_may_clobber_ref_p): Adjust.
14938 (stmt_may_clobber_ref_p_1): New function split out from ...
14939 (stmt_may_clobber_ref_p): ... here.
14940 (maybe_skip_until): Adjust signature.
14941 (get_continuation_for_phi): Likewise.
14942 (walk_non_aliased_vuses): Likewise.
14943 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
14944 (ao_ref_init): Declare.
14945 (ao_ref_base): Likewise.
14946 (ao_ref_alias_set): Likewise.
14947 (stmt_may_clobber_ref_p_1): Likewise.
14948 (walk_non_aliased_vuses): Adjust.
14949 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
14950 (get_ref_from_reference_ops): remove.
14951 (vn_reference_lookup_2): Adjust signature.
14952 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
14953 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
14954 (vn_reference_lookup): Adjust.
14955 (vn_reference_insert): Likewise.
14956 (vn_reference_insert_pieces): Adjust signature.
14957 (visit_reference_op_call): Adjust.
14958 * tree-ssa-pre.c (get_expr_type): Simplify.
14959 (phi_translate_1): Adjust.
14960 (compute_avail): Likewise.
14961 (translate_vuse_through_block): Do not re-build trees.
14962 (value_dies_in_block_x): Likewise.
14963 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
14965 (vn_reference_lookup_pieces): Adjust declaration.
14966 (vn_reference_insert_pieces): Likewise.
14968 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
14970 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
14971 with checking disabled.
14973 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
14977 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
14978 macro definition for support of three-operand format aligned
14979 .comm directive in assembler on cygwin/pe/mingw target OS.
14980 * configure: Regenerate.
14981 * config.h: Regenerate.
14983 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
14984 aligned form of .comm directive if -mpe-aligned-commons is in effect.
14985 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
14987 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
14988 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
14990 2009-05-28 Ira Rosen <irar@il.ibm.com>
14992 PR tree-optimization/40254
14993 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
14994 in analysis of basic blocks.
14996 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
14998 PR middle-end/33699
14999 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15000 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15001 (TARGET_INITIALIZER): Use it.
15002 * cse.c (CHEAPER): Move it up to the other macros.
15003 (insert): Rename this ...
15004 (insert_with_costs): ... to this. Add cost parameters. Update
15006 (insert): New function. Call insert_with_costs.
15007 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15008 find_reg_offset_for_const, try_const_anchors): New functions.
15009 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15010 when using a const-anchor. Call insert_const_anchors.
15011 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15012 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15014 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15016 * tree-inline.c (remap_decls): Enable nonlocalized variables
15017 when not optimizing.
15019 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15021 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15022 Simplify other tests involving optimize.
15024 2009-05-27 Tom Tromey <tromey@redhat.com>
15026 * unwind-dw2.c (_Unwind_DebugHook): New function.
15027 (uw_install_context): Call _Unwind_DebugHook.
15029 2009-05-27 Tom Tromey <tromey@redhat.com>
15031 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15033 2009-05-27 Ian Lance Taylor <iant@google.com>
15035 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15036 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15037 (ALL_LINKERFLAGS): Define.
15038 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15039 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15040 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15041 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15042 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15043 $(LINKER_FOR_BUILD).
15044 (build/gcov-iov$(build_exeext)): Likewise.
15046 2009-05-27 Julian Brown <julian@codesourcery.com>
15048 * gcse.c (target.h): Include.
15049 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15050 copy of argument to a pseudo register.
15052 2009-05-27 Diego Novillo <dnovillo@google.com>
15054 * tree-ssa-live.c (dump_scope_block): Document arguments.
15055 (dump_scope_blocks): Document.
15056 (debug_scope_blocks): New.
15057 * tree-flow.h (debug_scope_blocks): Declare.
15059 2009-05-21 Denis Chertykov <denisc@overta.ru>
15061 * doc/contrib.texi (Contributors): Add myself to the list.
15063 2009-05-27 Olivier Hainque <hainque@adacore.com>
15065 * expr.c (target_align): New function. Alignment the TARGET of an
15066 assignment may be assume to have.
15067 (highest_pow2_factor_for_target): Use it instead of relying on
15068 immediate tree attributes of TARGET, not necessarily honored when
15069 intermediate bitfields are involved.
15071 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15074 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15075 AVX, SSE4, AES, PCLMUL and POPCNT.
15077 2009-05-27 Diego Novillo <dnovillo@google.com>
15079 * tree-pretty-print.c (dump_location): New.
15080 (dump_generic_node): Call it.
15081 Factor code to handle BLOCK nodes ...
15082 (dump_block_node): ... here.
15084 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15086 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15088 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15090 * gcc-plugin.h: Include config.h and system.h.
15091 (IN_GCC): Define if not defined.
15093 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15095 PR middle-end/40249
15096 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15099 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15101 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15103 * config/m32r/m32r.h: Ditto.
15104 * config/m32r/m32r.md: Ditto.
15105 * config/m32r/predicates.md: Ditto.
15107 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15109 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15111 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15114 (Loading plugins): typo.
15115 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15116 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15117 (Interacting with the GCC Garbage Collector): Added new section.
15118 (Giving information about a plugin): Added new section for
15120 * ggc.h (ggc_register_root_tab): Added declaration.
15121 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15122 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15123 (register_callback): Improved comment in declaration.
15124 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15125 (extra_root_vec) Added static variable for dynamic roots registration.
15126 (ggc_register_root_tab) Added new routine.
15127 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15128 PLUGIN_GGC_MARKING event.
15129 * ggc-zone.c: Include plugin.h.
15130 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15131 * ggc-page.c: Include plugin.h.
15132 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15133 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15134 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15135 (register_callback): check lack of callbacks for
15136 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15137 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15138 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15139 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15140 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15141 dependency on plugin.h.
15142 (plugin.o): Added dependency on ggc.h...
15144 2009-05-26 Richard Guenther <rguenther@suse.de>
15146 PR middle-end/40248
15148 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15149 with mismatched comparison modes.
15151 * expr.c (expand_expr_real_1): Expand the operand of a
15152 VIEW_CONVERT_EXPR in its natural mode.
15154 2009-05-26 Ian Lance Taylor <iant@google.com>
15156 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15157 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15158 (ALL_COMPILERFLAGS): Define.
15159 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15160 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15161 (collect2$(exeext), collect2.o): Likewise.
15162 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15163 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15164 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15165 (libbackend.o, intl.o, cppdefault.o): Likewise.
15166 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15167 (build/%.o): Use $(COMPILER_FOR_BUILD).
15168 (build/gen%$(build_exeext)): Likewise.
15169 (build/gcov-iov$(build_exeext)): LIkewise.
15170 * config/t-darwin (darwin.o): Use $(COMPILER).
15171 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15172 * config/t-sol2 (sol2-c.o): Likewise.
15173 (sol2.o): Likewise.
15174 * config/t-vxworks (vxworks.o): Likewise.
15175 * config/x-darwin (host-darwin.o): Likewise.
15176 * config/x-hpux (host-hpux.o): Likewise.
15177 * config/x-linux (host-linux.o): Likewise.
15178 * config/x-solaris (host-solaris.o): Likewise.
15179 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15180 * config/arm/t-arm (arm-c.o): Likewise.
15181 * config/arm/t-pe (pe.o): Likewise.
15182 * config/arm/t-wince-pe (pe.o): Likewise.
15183 * config/i386/t-cygming (winnt.o): Likewise.
15184 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15185 * config/i386/t-cygwin (cygwin1.o): Likewise.
15186 (cygwin2.o): Likewise.
15187 * config/i386/t-i386 (i386-c.o): Likewise.
15188 * config/i386/t-interix (winnt.o): Likewise.
15189 * config/i386/t-netware (netware.o): Likewise.
15190 * config/i386/t-nwld (nwld.o): Likewise.
15191 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15192 * config/i386/x-i386 (driver-i386.o): Likewise.
15193 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15194 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15195 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15196 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15197 * config/mips/x-native (driver-native.o): Likewise.
15198 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15199 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15200 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15201 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15202 * config/score/t-score-elf (score7.o): Likewise.
15203 (score3.o): Likewise.
15204 * config/sh/t-sh (sh-c.o): Likewise.
15205 * config/sh/t-symbian (sh-c.o): Likewise.
15206 (symbian.o): Likewise.
15207 * config/spu/t-spu-elf (spu-c.o): Likewise.
15208 * config/v850/t-v850 (v850-c.o): Likewise.
15209 * config/v850/t-v850e (v850-c.o): Likewise.
15211 2009-05-26 Richard Guenther <rguenther@suse.de>
15213 PR tree-optimization/40122
15214 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15215 VECTOR_CSTs if possible.
15216 (fold_gimple_assign): Likewise.
15218 2009-05-26 Richard Guenther <rguenther@suse.de>
15220 PR middle-end/40252
15221 * fold-const.c (fold_binary): Use the correct types for building
15224 2009-05-26 Richard Guenther <rguenther@suse.de>
15226 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15227 redundant calls to merge_alias_info.
15228 (bump_vector_ptr): Likewise.
15229 * tree-ssa-copy.c (merge_alias_info): Remove.
15230 (replace_exp_1): Remove call to merge_alias_info.
15231 (propagate_tree_value): Likewise.
15232 (fini_copy_prop): Propagate points-to info.
15233 * tree-flow.h (merge_alias_info): Remove.
15235 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15237 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15239 2009-05-25 Jan Hubicka <jh@suse.cz>
15241 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15242 * cgraph.h (struct inline_summary): New filed self_wize,
15243 size_inlining_benefit, self_time and time_inlining_benefit.
15244 (struct cgraph_global_info): Replace insns by time ans size fields.
15245 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15246 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15247 (ipcp_update_callgraph): Do not touch function bodies.
15248 * ipa-inline.c: Include except.h
15249 (MAX_TIME): New constant.
15250 (overall_insns): Remove.
15251 (leaf_node_p): New.
15252 (overall_size, max_benefit): New static variables.
15253 (cgraph_estimate_time_after_inlining): New function.
15254 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15255 (cgraph_clone_inlined_nodes): Update size.
15256 (cgraph_mark_inline_edge): Update size.
15257 (cgraph_estimate_growth): Use size info.
15258 (cgraph_check_inline_limits): Check size.
15259 (cgraph_default_inline_p): Likewise.
15260 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15261 (cgraph_decide_recursive_inlining): Check size.
15262 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15264 (cgraph_decide_inlining): Likewise.
15265 (cgraph_decide_inlining_incrementally): Likewise; honor
15266 PARAM_EARLY_INLINING_INSNS.
15267 (likely_eliminated_by_inlining_p): New predicate.
15268 (estimate_function_body_sizes): New function.
15269 (compute_inline_parameters): Use it.
15270 * except.c (must_not_throw_labels): New function.
15271 * except.h (must_not_throw_labels): Declare.
15272 * tree-inline.c (init_inline_once): Kill inlining_weigths
15273 * tree-ssa-structalias.c: Avoid uninitialized warning.
15274 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15275 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15276 (PARAM_INLINE_CALL_COST): Remove.
15277 (PARAM_EARLY_INLINING_INSNS): New.
15279 2009-05-25 Richard Guenther <rguenther@suse.de>
15281 PR tree-optimization/36327
15282 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15283 callback for reference translation or lookup at the point of may-defs.
15284 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15285 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15286 for union COMPONENT_REFs.
15287 (vn_reference_lookup_3): New callback. Lookup from memset
15288 and CONSTRUCTOR assignment, translate through struct copies.
15289 (vn_reference_lookup_pieces): Make sure to not free the
15290 passed operands array. Adjust walk_non_aliased_vuses call.
15291 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15292 make sure we do not leak memory.
15294 2009-05-25 Richard Guenther <rguenther@suse.de>
15296 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15297 * tree-inline.c (expand_call_inline): Reset the escaped and
15298 callused solutions.
15299 * tree-ssa-structalias.c (pass_build_ealias): New.
15300 * tree-pass.h (pass_build_ealias): Declare.
15301 * passes.c (init_optimization_passes): Add PTA during
15302 early optimizations.
15303 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15304 and CALLUSED solutions.
15305 (dump_points_to_solution): New function, split out from ...
15306 (dump_points_to_info_for): ... here.
15307 * tree-parloops.c (parallelize_loops): Reset the escaped and
15308 callused solutions.
15310 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15313 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15314 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15316 2009-05-25 Ira Rosen <irar@il.ibm.com>
15318 PR tree-optimization/40238
15319 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15320 statements after basic block's labels.
15321 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15322 to free the allocated memory.
15324 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15326 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15327 return address with a USE.
15329 2009-05-24 Richard Guenther <rguenther@suse.de>
15331 PR middle-end/40233
15332 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15333 array type from the main variant of the inner type.
15335 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15337 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15338 definition to bool (from int) to un-break build.
15339 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15341 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15343 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15344 discard_stmt_changes): Delete.
15345 * tree-ssa-operands.c (scb_stack): Delete.
15346 (init_ssa_operands): Do not initialize it.
15347 (fini_ssa_operands): Do not free it.
15348 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15350 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15351 update_stmt, remove the others. Fix comments.
15352 * tree-dfa.c (optimize_stack_restore): Likewise.
15353 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15354 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15355 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15356 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15358 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15359 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15360 (dom_opt_finalize_block): Likewise, adjusting access to
15362 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15363 (stmts_to_rescan): Change item type to gimple.
15364 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15366 2009-05-24 Ira Rosen <irar@il.ibm.com>
15368 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15369 * tree-pass.h (pass_slp_vectorize): New pass.
15370 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15371 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15372 * tree-vectorizer.c (timevar.h): Include.
15373 (user_vect_verbosity_level): Declare.
15374 (vect_location): Fix comment.
15375 (vect_set_verbosity_level): Update user_vect_verbosity_level
15376 instead of vect_verbosity_level.
15377 (vect_set_dump_settings): Add an argument. Ignore user defined
15378 verbosity if dump flags require higher level of verbosity. Print to
15379 stderr only for loop vectorization.
15380 (vectorize_loops): Update call to vect_set_dump_settings.
15381 (execute_vect_slp): New function.
15382 (gate_vect_slp): Likewise.
15383 (struct gimple_opt_pass pass_slp_vectorize): New.
15384 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15385 access its members.
15386 (vec_info_for_bb): New function.
15387 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15388 (VECTORIZATION_ENABLED): New macro.
15389 (SLP_ENABLED, SLP_DISABLED): Likewise.
15390 (vect_is_simple_use): Add bb_vec_info argument.
15391 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15392 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15393 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15394 vect_schedule_slp, vect_analyze_slp): Likewise.
15395 (vect_analyze_stmt): Add slp_tree argument.
15396 (find_bb_location): Declare.
15397 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15398 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15399 (vect_analyze_loop_operations, vect_analyze_loop,
15400 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15401 vect_finalize_reduction, vectorizable_reduction,
15402 vectorizable_live_operation, vect_transform_loop): Likewise.
15403 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15404 skip evolution analysis if analyzing a basic block.
15405 (dr_analyze_indices): Likewise.
15406 (initialize_data_dependence_relation): Skip the test whether the
15407 object is invariant for basic blocks.
15408 (compute_all_dependences): Skip dependence analysis for data
15409 references in basic blocks.
15410 (find_data_references_in_stmt): Don't fail in case of invariant
15411 access in basic block.
15412 (find_data_references_in_bb): New function.
15413 (find_data_references_in_loop): Move code to
15414 find_data_references_in_bb and add a call to it.
15415 (compute_data_dependences_for_bb): New function.
15416 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15417 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15419 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15420 unknown dependence in basic block and fail in case of dependence in
15422 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15423 dependence instances from either loop or basic block vectorization
15425 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15426 before calling nested_in_vect_loop_p.
15427 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15428 dependence instances from either loop or basic block vectorization
15430 (vect_verify_datarefs_alignment): Likewise.
15431 (vect_enhance_data_refs_alignment): Adjust function calls.
15432 (vect_analyze_data_refs_alignment): Likewise.
15433 (vect_analyze_group_access): Fix printing. Skip different checks if
15434 DR_STEP is 0. Keep strided stores either in loop or basic block
15435 vectorization data structure. Fix indentation.
15436 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15438 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15439 dependence instances from either loop or basic block vectorization
15441 (vect_analyze_data_refs): Update comment. Call
15442 compute_data_dependences_for_bb to analyze basic blocks.
15443 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15444 case of loop vectorization. In case of basic block vectorization use
15445 data-ref itself as a base.
15446 (vect_create_data_ref_ptr): In case of basic block vectorization:
15447 don't advance the pointer, add new statements before the current
15448 statement. Adjust function calls.
15449 (vect_supportable_dr_alignment): Support only aligned accesses in
15450 basic block vectorization.
15451 * common.opt (ftree-slp-vectorize): New flag.
15452 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15453 (vect_pattern_recog_1): Likewise.
15454 * tree-vect-stmts.c (process_use): Likewise.
15455 (vect_init_vector): Add new statements in the beginning of the basic
15456 block in case of basic block SLP.
15457 (vect_get_vec_def_for_operand): Adjust function calls.
15458 (vect_finish_stmt_generation): Likewise.
15459 (vectorizable_call): Add assert that it is loop vectorization, adjust
15461 (vectorizable_conversion, vectorizable_assignment): Likewise.
15462 (vectorizable_operation): In case of basic block SLP, take
15463 vectorization factor from statement's type and skip the relevance
15464 check. Adjust function calls.
15465 (vectorizable_type_demotion): Add assert that it is loop
15466 vectorization, adjust function calls.
15467 (vectorizable_type_promotion): Likewise.
15468 (vectorizable_store): Check for outer loop only in case of loop
15469 vectorization. Adjust function calls. For basic blocks, skip the
15470 relevance check and don't advance pointers.
15471 (vectorizable_load): Likewise.
15472 (vectorizable_condition): Add assert that it is loop vectorization,
15473 adjust function calls.
15474 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15475 that it is not reduction, get vector type, call only supported
15476 functions, skip loop specific parts.
15477 (vect_transform_stmt): Check for outer loop only in case of loop
15479 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15480 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15481 for external definition.
15482 * passes.c (pass_slp_vectorize): New pass.
15483 * tree-vect-slp.c (find_bb_location): New function.
15484 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15485 check for patterns only in loops.
15486 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15487 case of multiple types in basic block SLP.
15488 (vect_mark_slp_stmts_relevant): New function.
15489 (vect_supported_load_permutation_p): Fix comment.
15490 (vect_analyze_slp_instance): Add argument. In case of basic block
15491 SLP, take vectorization factor from statement's type, check that
15492 unrolling factor is 1. Adjust function call. Save SLP instance in
15493 either loop or basic block vectorization structure. Return FALSE,
15495 (vect_analyze_slp): Add argument. Get strided stores groups from
15496 either loop or basic block vectorization structure. Return FALSE
15497 if basic block SLP failed.
15498 (new_bb_vec_info): New function.
15499 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
15500 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
15501 (vect_schedule_slp): Add argument. Get SLP instances from either
15502 loop or basic block vectorization structure. Set vectorization factor
15503 to be 1 for basic block SLP.
15504 (vect_slp_transform_bb): New function.
15505 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
15507 2009-05-23 Mark Mitchell <mark@codesourcery.com>
15509 * final.c (shorten_branches): Do not align labels for jump tables.
15510 (final_scan_insn): Use JUMP_TABLE_DATA_P.
15512 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
15514 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
15515 Remove outdated reference to flow.c and fix nits.
15516 * doc/gccint.texi: Tweak RTL description.
15517 * doc/rtl.texi: Likewise.
15519 2009-05-23 Denis Chertykov <chertykov@gmail.com>
15521 * config/avr/avr.c: Change my email address.
15522 * config/avr/avr.h: Likewise.
15523 * config/avr/avr.md: Likewise.
15524 * config/avr/avr-protos.h: Likewise.
15525 * config/avr/libgcc.S: Likewise.
15527 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
15529 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
15530 (spu_split_load, spu_split_store): Change return type to int.
15531 (spu_split_convert): Declare.
15532 * config/spu/predicates.md (spu_mem_operand): Remove.
15533 (spu_mov_operand): Update.
15534 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
15535 * config/spu/spu.c (regno_aligned_for_load): Remove.
15536 (reg_aligned_for_addr, spu_expand_load): Define.
15537 (spu_expand_extv): Reimplement and handle MEM.
15538 (spu_expand_insv): Handle MEM.
15539 (spu_sched_reorder): Handle insn's with length 0.
15540 (spu_legitimate_address_p): Reimplement.
15541 (store_with_one_insn_p): Return TRUE for any mode with size
15542 larger than 16 bytes.
15543 (address_needs_split): Define.
15544 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
15546 (spu_convert_move): Define.
15547 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
15548 (spu_split_store): Change all MEM's to TImode.
15549 (spu_init_expanders): Preallocate registers that correspond to
15550 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
15552 (spu_split_convert): Define.
15553 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
15554 (_move<mode>, _movdi, _movti): Update predicate and condition.
15555 (load, store): Change to define_split.
15556 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
15558 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
15559 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
15560 define_insn_and_split of lshr<mode>3.
15561 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
15562 (<v>ashr<mode>3_imm): Define.
15563 (extv, extzv, insv): Allow MEM operands.
15564 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
15565 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
15566 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
15567 (_spu_convert2): Change to define_insn_and_split and remove the
15568 corresponding define_peephole2.
15569 (stack_protect_set, stack_protect_test, stack_protect_test_si):
15570 Change predicates to memory_operand.
15572 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15574 * config/arm/thumb2.md: Add 16-bit multiply instructions.
15576 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
15578 PR tree-optimization/40219
15579 * tree.c (iterative_hash_expr): Make sure the builtin function is
15580 a normal builtin function and not a front end or back end builtin
15581 before indexing into the built_in_decls array.
15583 2009-05-22 Richard Guenther <rguenther@suse.de>
15585 PR middle-end/38964
15586 * alias.c (write_dependence_p): Do not use TBAA for answering
15587 anti-dependence or output-dependence.
15588 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
15589 (emit_pointer_definition): Remove.
15590 (emit_alias_warning): Likewise.
15591 (find_what_var_points_to): Remove TBAA pruning code.
15592 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
15594 (compute_points_to_sets): Remove code computing the set of
15595 dereferenced pointers.
15596 * tree-data-ref.c (dr_may_alias_p): Properly use the split
15597 oracle for querying anti and output dependencies.
15598 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
15599 if TBAA may be applied.
15600 (refs_anti_dependent_p): New function.
15601 (refs_output_dependent_p): Likewise.
15602 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
15603 (refs_output_dependent_p): Likewise.
15604 * doc/tree-ssa.texi (Memory model): New section.
15605 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15606 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15607 * cfgexpand.c (expand_gimple_basic_block): Do not handle
15608 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
15609 * expr.c (expand_expr_real_1): Likewise.
15610 * gimple-low.c (lower_stmt): Likewise.
15611 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
15612 (dump_gimple_cdt): Remove.
15613 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15614 (gimple_size): Likewise.
15615 (walk_gimple_op): Likewise.
15616 (is_gimple_stmt): Likewise.
15617 (walk_stmt_load_store_addr_ops): Likewise.
15618 (gimple_build_cdt): Remove.
15619 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15620 * gimple.h (gimple_cdt_new_type): Remove.
15621 (gimple_cdt_new_type_ptr): Likewise.
15622 (gimple_cdt_set_new_type): Likewise.
15623 (gimple_cdt_location): Likewise.
15624 (gimple_cdt_location_ptr): Likewise.
15625 (gimple_cdt_set_location): Likewise.
15626 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15627 * tree-cfg.c (remove_useless_stmts_1): Do not handle
15628 GIMPLE_CHANGE_DYNAMIC_TYPE.
15629 (verify_types_in_gimple_stmt): Likewise.
15630 * tree-inline.c (estimate_num_insns): Likewise.
15631 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
15632 (copy_decl_to_var): Likewise.
15633 (copy_result_decl_to_var): Likewise.
15634 * tree-pretty-print.c (dump_generic_node): Do not handle
15635 CHANGE_DYNAMIC_TYPE_EXPR.
15636 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15637 * tree-ssa-operands.c (get_expr_operands): Likewise.
15638 * tree-ssa-structalias.c (struct variable_info): Remove
15639 no_tbaa_pruning member.
15640 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
15641 (unify_nodes): Do not copy it.
15642 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15643 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
15644 (set_uids_in_ptset): Do not check it.
15645 (find_what_var_points_to): Likewise.
15646 (compute_tbaa_pruning): Remove.
15647 (compute_points_to_sets): Do not call it.
15648 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15649 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15650 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
15651 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
15652 (DECL_NO_TBAA_P): Likewise.
15653 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
15654 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
15655 (expand_omp_atomic_pipeline): Do not set it.
15656 * print-tree.c (print_node): Do not dump it.
15657 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15660 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
15663 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
15666 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15668 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
15671 2009-05-22 Ben Elliston <bje@au.ibm.com>
15673 * Makefile.in (bversion.h, s-bversion): New targets.
15674 (TOPLEV_H): Add bversion.h.
15675 * toplev.h: Include "bversion.h".
15676 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
15677 the __format__ attribute only if compiling with the same version
15678 of GCC as the sources (the "build version").
15680 2009-05-22 Ben Elliston <bje@au.ibm.com>
15682 * c-format.c (handle_format_attribute): Fix comment typo.
15684 2009-05-21 Steve Ellcey <sje@cup.hp.com>
15687 * config/ia64/ia64.opt (mfused-madd): New.
15688 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
15689 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
15690 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
15691 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
15692 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
15693 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
15694 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
15695 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
15696 instruction if !TARGET_FUSED_MADD.
15697 (fpma, fpms): Remove colon from name.
15699 2009-05-22 Richard Guenther <rguenther@suse.de>
15701 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
15702 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
15703 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
15705 (create_expression_by_pieces): Only convert if necessary.
15706 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
15707 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
15709 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
15711 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
15712 regular pattern from a template and rename it ...
15713 (*extzv_truncsi_exts): ... to this.
15715 2009-05-21 Richard Guenther <rguenther@suse.de>
15717 * cgraph.h (struct cgraph_node): Remove inline_decl member.
15718 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
15719 (cgraph_default_inline_p): Likewise.
15720 (cgraph_decide_inlining_incrementally): Likewise.
15722 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
15723 Uros Bizjak <ubizjak@gmail.com>
15725 * config/i386/cpuid.h (bit_MOVBE): New.
15727 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
15729 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
15730 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
15731 (ix86_handle_option): Handle OPT_mmovbe.
15732 (ix86_target_string): Add -mmovbe.
15733 (pta_flags): Add PTA_MOVBE.
15734 (processor_alias_table): Add PTA_MOVBE to "atom".
15735 (override_options): Handle PTA_MOVBE.
15737 * config/i386/i386.h (TARGET_MOVBE): New.
15739 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
15740 (*bswapsi_movbe): New.
15741 (*bswapdi_movbe): Likewise.
15742 (bswapdi2): Renamed to ...
15743 (*bswapdi_1): This.
15744 (bswapdi2): New expander.
15746 * config/i386/i386.opt (mmovbe): New.
15748 * doc/invoke.texi: Document -mmovbe.
15750 2009-05-21 Taras Glek <tglek@mozilla.com>
15752 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
15753 * gcc-plugin.h (plugin_init): Updated signature.
15754 * gcc-plugin.h (plugin_name_args): Moved to this header.
15755 * doc/plugins.texi (plugin_init): Updated documention to reflect
15757 * doc/plugins.texi (plugin_name_args): Added to documention.
15759 2009-05-21 Mark Mitchell <mark@codesourcery.com>
15761 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
15762 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
15764 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
15766 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
15767 JUMP_TABLE_DATA_P predicates where applicable.
15768 * config/i386/predicates.md: Ditto.
15769 * config/i386/sse.md: Ditto.
15771 2009-05-21 Jakub Jelinek <jakub@redhat.com>
15773 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
15774 operand2 -128 override length_immediate attribute to 1.
15775 * config/i386/predicates.md (constm128_operand): New predicate.
15777 * config/i386/i386.c (memory_address_length): Handle %r12
15778 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
15780 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
15781 mode look through optional ZERO_EXTEND and SUBREG.
15782 * config/i386/i386.md (R12_REG): New define_constant.
15783 (prefix_data16): For sse unit set also for MODE_TI insns.
15784 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
15785 insns set if operand 1 is ext_QIreg_operand.
15786 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
15787 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
15789 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
15790 mode from MODE_DI to MODE_SI.
15791 (movdi_1_rex64): Override modrm and length_immediate attributes
15792 only for movabs (TYPE_IMOV, alternative 2).
15793 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
15794 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
15795 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
15796 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
15797 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
15798 prefix_rex attribute if DImode.
15799 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
15800 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
15801 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
15802 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
15803 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
15804 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
15805 Likewise. For TYPE_IMOV clear length_immediate attribute.
15806 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
15807 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
15808 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
15809 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
15810 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
15811 or one operand TYPE_ISHIFT.
15812 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
15813 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
15814 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
15815 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
15816 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
15817 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
15818 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
15819 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
15820 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
15821 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
15822 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
15823 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
15824 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
15825 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
15826 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
15827 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
15828 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
15829 set mode attribute, don't override length attribute.
15830 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
15832 (return_internal_long): Set length attribute to 2 instead of 1.
15833 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
15834 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
15835 prefix_rex attribute.
15836 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
15838 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
15840 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15842 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
15844 2009-05-20 Ian Lance Taylor <iant@google.com>
15846 * tree.c (build_tree_list_vec_stat): New function.
15847 (ctor_to_vec): New function.
15848 (build_nt_call_vec): New function.
15849 (build_call_array): Change args to be a const pointer.
15850 (build_call_vec): New function.
15851 * tree.h (build_nt_call_vec): Declare.
15852 (build_tree_list_vec_stat): Declare.
15853 (build_tree_list_vec): Define.
15854 (build_call_array): Update declaration.
15855 (build_call_vec): Declare.
15856 (ctor_to_vec): Declare.
15857 * c-common.c (tree_vector_cache): New static variable.
15858 (make_tree_vector): New function.
15859 (release_tree_vector): New function.
15860 (make_tree_vector_single): New function.
15861 (make_tree_vector_copy): New function.
15862 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
15863 (make_tree_vector_single, make_tree_vector_copy): Declare.
15864 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
15865 (c_parser_expr_list): Don't manage cache here, instead call
15867 (c_parser_release_expr_list): Remove static function.
15868 (c_parser_vec_to_tree_list): Remove static function.
15869 (c_parser_attributes): Call build_tree_list_vec instead of
15870 c_parser_vec_to_tree_list. Call release_tree_vector instead of
15871 c_parser_release_expr_list.
15872 (c_parser_postfix_expression_after_primary): Likewise.
15873 (c_parser_objc_keywordexpr): Likewise.
15875 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
15877 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
15878 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
15879 TARGET_CONVERT_TO_TYPE.
15880 * hooks.c (hook_tree_const_tree_null): Define.
15881 * hooks.h (hook_tree_const_tree_null): Declare.
15882 * target.h (struct gcc_target): Add invalid_parameter_type,
15883 invalid_return_type, promoted_type, and convert_to_type fields.
15884 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
15885 (TARGET_INVALID_RETURN_TYPE): Define.
15886 (TARGET_PROMOTED_TYPE): Define.
15887 (TARGET_CONVERT_TO_TYPE): Define.
15888 (TARGET_INITIALIZER): Update for new fields.
15889 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
15890 (grokparms): Check targetm.invalid_parameter_type.
15891 * c-typeck.c (default_conversion): Check targetm.promoted_type.
15892 * c-convert.c (convert): Check targetm.convert_to_type.
15894 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
15896 * config/mips/mips.md (*extenddi_truncate<mode>,
15897 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
15899 (*extendhi_truncateqi): New define_insn_and_sptit.
15901 2009-05-20 Jakub Jelinek <jakub@redhat.com>
15903 PR middle-end/40204
15904 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
15905 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
15907 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
15909 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
15910 the operand of VIEW_CONVERT_EXPR.
15912 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
15914 * config/i386/driver-i386.c (host_detect_local_cpu): Check
15915 extended family and model for Intel processors. Support Intel Atom.
15917 2009-05-20 Olivier Hainque <hainque@adacore.com>
15919 * gstab.h (stab_code_type): Define, to be used instead of the
15920 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
15922 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
15923 occurrences by stab_code_type.
15924 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
15926 2009-05-20 Martin Jambor <mjambor@suse.cz>
15928 * tree-flow.h (insert_edge_copies_seq): Undeclare.
15929 (sra_insert_before): Likewise.
15930 (sra_insert_after): Likewise.
15931 (sra_init_cache): Likewise.
15932 (sra_type_can_be_decomposed_p): Likewise.
15933 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
15934 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
15935 (sra_insert_before): Likewise.
15936 (sra_insert_after): Likewise.
15937 (sra_init_cache): Likewise.
15938 (insert_edge_copies_seq): Made static and moved upwards.
15940 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
15943 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
15945 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
15946 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
15949 2009-05-20 Richard Guenther <rguenther@suse.de>
15951 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15952 with mismatched comparison modes.
15954 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15956 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
15957 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
15958 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
15959 with shifts for Thumb2.
15960 (orsi_notsi): New for orn.
15961 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
15962 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
15963 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
15964 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
15965 Don't invert remainder for IOR.
15967 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
15969 PR tree-optimization/40087
15970 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
15971 number_of_iterations_ne): Rename never_infinite argument.
15972 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
15973 number_of_iterations_le): Handle pointer-type ivs when
15974 exit_must_be_taken is false.
15975 (number_of_iterations_cond): Do not always assume that
15976 exit_must_be_taken if the control variable is a pointer.
15978 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
15980 * c-typeck.c (build_binary_op): Allow % on integal vectors.
15981 * doc/extend.texi (Vector Extension): Document that % is allowed too.
15983 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
15985 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
15986 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
15988 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
15991 * c.opt (Wlogical-op): Disabled by default.
15992 * c-opt (c_common_post_options): Do not enable Wlogical-op with
15994 * doc/invoke.texi (Wlogical-op): Likewise.
15996 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
15998 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16000 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16001 Propagate the type of the first operand.
16002 <ASSERT_EXPR>: Simplify.
16003 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16004 Rewrite using the RHS code as discriminant.
16005 <NOP_EXPR>: Turn into CASE_CONVERT.
16006 <PLUS_EXPR>: Propagate the type of the first operand.
16008 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16010 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16011 (ia64_dconst_0_375): New.
16012 * config/ia64/ia64.c (ia64_override_options): Remove
16013 -minline-sqrt-min-latency warning.
16014 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16015 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16016 * config/ia64/ia64.md (*sqrt_approx): Remove.
16017 (sqrtsf2): Remove #if 0.
16018 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16019 (sqrtdf): Remove assert.
16020 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16021 (sqrtxf2): Remove #if 0.
16022 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16023 * div.md (sqrt_approx_rf): New.
16024 (sqrtsf2_internal_thr): New implementation.
16025 (sqrtsf2_internal_lat): New.
16026 (sqrtdf2_internal_thr: New implementation.
16027 (sqrtxf2_internal): New implementation.
16029 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16030 Hans-Peter Nilsson <hp@axis.com>
16032 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16033 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16034 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16035 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16036 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16037 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16038 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16039 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16040 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16041 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16042 * c-common.c: ...from here.
16044 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16046 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16048 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16050 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16052 2009-05-19 Ben Elliston <bje@au.ibm.com>
16054 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16055 assignments with memcpy calls.
16056 (add_fdes): Likewise.
16057 (binary_search_unencoded_fdes): Likewise.
16058 (linear_search_fdes): Eliminate type puns.
16060 2009-05-19 Richard Guenther <rguenther@suse.de>
16062 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16063 not falsely claim to have propagated into all uses.
16065 2009-05-19 Ben Elliston <bje@au.ibm.com>
16067 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16070 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16072 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16073 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16074 (TARGET_LEGITIMATE_ADDRESS_P): New.
16075 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16076 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16078 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16081 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16082 child of the containing namespace's DIE.
16084 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16086 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16087 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16088 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16091 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16094 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16095 gen_align with gen_pad.
16096 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16097 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16099 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16100 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16102 * config/i386/i386.md (align): Renamed to ...
16103 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16104 ASM_OUTPUT_MAX_SKIP_PAD.
16106 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16108 * config.gcc: Fix variable syntax.
16111 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16112 before calling exact_log2.
16113 (output_iorsi3): Likewise.
16114 (output_xorsi3): Likewise.
16116 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16118 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16119 for the none zero constant operand except for EQ and NE
16120 comprisons even when the first operand is R0.
16122 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16124 * config/s390/2064.md: Remove trailing whitespaces.
16125 * config/s390/2084.md: Likewise.
16126 * config/s390/constraints.md: Likewise.
16127 * config/s390/fixdfdi.h: Likewise.
16128 * config/s390/libgcc-glibc.ver: Likewise.
16129 * config/s390/s390-modes.def: Likewise.
16130 * config/s390/s390-protos.h: Likewise.
16131 * config/s390/s390.c: Likewise.
16132 * config/s390/s390.h: Likewise.
16133 * config/s390/s390.md: Likewise.
16134 * config/s390/tpf-unwind.h: Likewise.
16136 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16138 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16140 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16143 * configure.ac (m68k-*-*): Check if binutils support TLS.
16144 * configure: Regenerate.
16145 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16146 * config/m68k/constraints.md (Cu): New constraint.
16147 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16148 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16149 (movsi): Handle TLS symbols.
16150 (addsi3_5200): Handle XTLS symbols, indent.
16151 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16152 (m68k_tls_reference_p): Declare.
16153 (m68k_legitimize_address): Declare.
16154 (m68k_unwrap_symbol): Declare.
16155 * config/m68k/m68k.opt (mxtls): New option.
16156 * config/m68k/m68k.c (ggc.h): Include.
16157 (m68k_output_dwarf_dtprel): Implement hook.
16158 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16159 (m68k_expand_prologue): Load GOT pointer when function needs it.
16160 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16161 (m68k_legitimate_constant_address_p): Same.
16162 (m68k_decompose_address): Handle TLS references.
16163 (m68k_get_gp): New static function.
16164 (enum m68k_reloc): New contants.
16165 (TLS_RELOC_P): New macro.
16166 (m68k_wrap_symbol): New static function.
16167 (m68k_unwrap_symbol): New function.
16168 (m68k_final_prescan_insn_1): New static function.
16169 (m68k_final_prescan_insn): New function.
16170 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16172 (legitimize_pic_address): Handle TLS references..
16173 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16174 (m68k_libcall_value_in_a0_p)
16175 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16176 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16177 (m68k_legitimize_tls_address): Handle TLS references.
16178 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16180 (m68k_legitimize_address): Handle TLS symbols.
16181 (m68k_get_reloc_decoration): New static function.
16182 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16184 (m68k_output_dwarf_dtprel): Implement hook.
16185 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16186 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16187 m68k_call_* routines.
16188 (sched_attr_op_type): Handle TLS symbols.
16189 (gt-m68k.h): Include.
16190 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16191 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16193 2009-05-18 Martin Jambor <mjambor@suse.cz>
16195 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16196 (visit_store_addr_for_mod_analysis): New function.
16197 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16198 (determine_cst_member_ptr): Use gimple_assign_single_p.
16199 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16200 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16201 operands. Don't check number of operands of a NOP_EXPR.
16203 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16205 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16207 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16210 * c-common.c (warn_logical_operator): Don't warn if one of
16211 expression isn't always true or false.
16213 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16215 * config/i386/biarch32.h: New file.
16216 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16218 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16220 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16221 *zero_extend<mode>_truncqi): Merge these into ...
16222 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16223 Name the pattern following this as *zero_extendhi_truncqi.
16225 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16227 PR middle-end/39301
16228 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16229 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16230 (output_info): Make field HOST_WIDEST_INT.
16231 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16232 (dump_bitmat_statistics): Same.
16234 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16236 * config.gcc (use_gcc_stdint): Set to wrap.
16237 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16238 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16239 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16240 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16241 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16242 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16243 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16244 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16246 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16248 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16250 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16251 Move definitions earlier.
16252 (OPT_ARCH64, OPT_ARCH32): Define.
16253 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16256 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16259 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16262 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16264 * arm.md (movdi2): Copy non-reg values to DImode registers.
16266 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16269 * final.c (label_to_max_skip): New function.
16270 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16271 CODE_LABEL_NUMBER <= max_labelno.
16272 * output.h (label_to_max_skip): New prototype.
16273 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16274 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16275 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16276 Handle CODE_LABELs with >= 16 byte alignment or with
16277 max_skip == (1 << align) - 1.
16278 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16279 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16282 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16283 .p2align 3 if MAX_SKIP is smaller than 7.
16284 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16286 2009-05-15 Ian Lance Taylor <iant@google.com>
16288 * alias.c (struct alias_set_entry_d): Rename from struct
16289 alias_set_entry. Change all uses.
16290 * except.c (struct call_site_record_d): Rename from struct
16291 call_site_record. Change all uses.
16292 * except.h (struct eh_region_d): Rename from struct eh_region.
16294 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16296 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16297 ivtype_map_elt. Change all uses.
16298 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16300 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16301 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16303 (struct sese_d): Rename from struct sese. Change all uses.
16304 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16305 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16306 * optabs.h (struct optab_d): Rename from struct optab. Change all
16308 (struct convert_optab_d): Rename from struct convert_optab.
16310 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16311 ipa_opt_pass. Change all uses.
16312 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16315 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16316 defined as a typedef.
16317 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16320 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16323 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16325 (merge_ranges): Returns bool.
16326 * tree.h (make_range): .. to here.
16327 (build_range_check): Likewise.
16328 (merge_ranges): Likewise. Renamed from merge_ranges.
16329 * c-typeck.c (parser_build_binary_op): Update calls to
16330 warn_logical_operator.
16331 * c-common.c (warn_logical_operator): Add new warning.
16332 * c-common.h (warn_logical_operator): Update declaration.
16334 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16336 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16338 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16340 * doc/install.texi: Document MPC requirements, flags etc.
16342 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16343 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16344 Evaluate constant arguments.
16345 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16346 (fold_builtin_1): Likewise, also evaluate constant arguments.
16347 Remove superfluous break.
16348 (do_mpc_ckconv): New.
16349 * real.h: Include mpc.h.
16350 * toplev.c (print_version): Output MPC version info if available.
16352 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16354 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16356 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16358 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16361 2009-05-15 Jan Hubicka <jh@suse.cz>
16363 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16364 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16365 (try_inline): Fix return value.
16366 (cgraph_decide_inlining_incrementally): Honor new value.
16367 (cgraph_early_inlining): Handle indirect inlining.
16368 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16370 2009-05-15 Jan Hubicka <jh@suse.cz>
16372 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16373 * cgraphunit.c (cgraph_finalize_function): Set it.
16374 (cgraph_expand_function): Use it.
16376 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16378 * real.c (encode_ieee_half): Define.
16379 (decode_ieee_half): Define.
16380 (ieee_half_format): Define.
16381 (arm_half_format): Define.
16382 * real.h (ieee_half_format): Declare.
16383 (arm_half_format): Declare.
16385 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16387 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16388 swapped, and reversed optabs exist before trying to use them.
16390 2009-05-15 Paul Brook <paul@codesourcery.com>
16391 Sandra Loosemore <sandra@codesourcery.com>
16393 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16394 loads. Allow PRE_DEC.
16395 (output_move_neon): Handle PRE_DEC.
16396 (arm_print_operand): Add 'A' for neon structure loads.
16397 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16398 * config/arm/neon.md (neon_mov): Update comment.
16399 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16401 (Um): New constraint.
16403 2009-05-15 Jan Hubicka <jh@suse.cz>
16405 Revert the following patch until testsuite fallout is fixed:
16406 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16407 * cgraph.h (struct inline_summary): New filed self_wize,
16408 size_inlining_benefit, self_time and time_inlining_benefit.
16409 (struct cgraph_global_info): Replace insns by time ans size fields.
16410 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16411 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16412 (ipcp_update_callgraph): Do not touch function bodies.
16413 * ipa-inline.c: Include except.h
16414 (MAX_TIME): New constant.
16415 (overall_insns): Remove
16416 (overall_size, max_benefit): New static variables.
16417 (cgraph_estimate_time_after_inlining): New function.
16418 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16419 (cgraph_clone_inlined_nodes): Update size.
16420 (cgraph_mark_inline_edge): Update size.
16421 (cgraph_estimate_growth): Use size info.
16422 (cgraph_check_inline_limits): Check size.
16423 (cgraph_default_inline_p): Likewise.
16424 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16425 (cgraph_decide_recursive_inlining): Check size.
16426 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16428 (cgraph_decide_inlining): Likewise.
16429 (cgraph_decide_inlining_incrementally): Likewise; honor
16430 PARAM_EARLY_INLINING_INSNS.
16431 (likely_eliminated_by_inlining_p): New predicate.
16432 (estimate_function_body_sizes): New function.
16433 (compute_inline_parameters): Use it.
16434 * except.c (must_not_throw_labels): New function.
16435 * except.h (must_not_throw_labels): Declare.
16436 * tree-inline.c (init_inline_once): Kill inlining_weigths
16437 * tree-ssa-structalias.c: Avoid uninitialized warning.
16438 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16439 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16440 (PARAM_INLINE_CALL_COST): Remove.
16441 (PARAM_EARLY_INLINING_INSNS): New.
16443 2009-05-15 Richard Guenther <rguenther@suse.de>
16445 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16446 not TODO_update_ssa.
16448 2009-05-15 Richard Guenther <rguenther@suse.de>
16450 PR tree-optimization/39999
16451 * gimple.h (gimple_expr_type): Use the expression type looking
16452 through useless conversions.
16453 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16454 (vn_nary_op_insert_stmt): Likewise.
16455 (simplify_binary_expression): Likewise.
16457 2009-05-15 Richard Guenther <rguenther@suse.de>
16459 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16460 New options, enabled by default.
16461 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16463 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16464 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16465 * tree-ssa-structalias.c (gate_tree_pta): New function.
16466 (pass_build_alias): Use it.
16468 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16470 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16471 recurse on an invariant address if a conversion from a pointer
16472 type to a wider integer type is involved.
16474 2009-05-15 Jan Hubicka <jh@suse.cz>
16476 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16477 * cgraph.h (struct inline_summary): New filed self_wize,
16478 size_inlining_benefit, self_time and time_inlining_benefit.
16479 (struct cgraph_global_info): Replace insns by time ans size fields.
16480 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16481 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16482 (ipcp_update_callgraph): Do not touch function bodies.
16483 * ipa-inline.c: Include except.h
16484 (MAX_TIME): New constant.
16485 (overall_insns): Remove
16486 (overall_size, max_benefit): New static variables.
16487 (cgraph_estimate_time_after_inlining): New function.
16488 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16489 (cgraph_clone_inlined_nodes): Update size.
16490 (cgraph_mark_inline_edge): Update size.
16491 (cgraph_estimate_growth): Use size info.
16492 (cgraph_check_inline_limits): Check size.
16493 (cgraph_default_inline_p): Likewise.
16494 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16495 (cgraph_decide_recursive_inlining): Check size.
16496 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16498 (cgraph_decide_inlining): Likewise.
16499 (cgraph_decide_inlining_incrementally): Likewise; honor
16500 PARAM_EARLY_INLINING_INSNS.
16501 (likely_eliminated_by_inlining_p): New predicate.
16502 (estimate_function_body_sizes): New function.
16503 (compute_inline_parameters): Use it.
16504 * except.c (must_not_throw_labels): New function.
16505 * except.h (must_not_throw_labels): Declare.
16506 * tree-inline.c (init_inline_once): Kill inlining_weigths
16507 * tree-ssa-structalias.c: Avoid uninitialized warning.
16508 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16509 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16510 (PARAM_INLINE_CALL_COST): Remove.
16511 (PARAM_EARLY_INLINING_INSNS): New.
16512 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
16513 (inline-call-cost): Remove.
16514 (early-inlining-insns): New.
16516 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
16518 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
16520 (print_int_cst_bounds_in_octal_p): Likewise.
16521 (dbxout_type): Adjust calls to above functions. Be prepared to deal
16523 * dwarf2out.c (base_type_die): Likewise.
16524 (is_subrange_type): Delete.
16525 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
16526 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
16527 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
16528 if the destination type is boolean.
16529 (build_range_check): Do not special-case subtypes.
16530 (fold_sign_changed_comparison): Likewise.
16531 (fold_unary): Likewise.
16532 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
16533 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
16534 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
16535 * tree.c (subrange_type_for_debug_p): New predicate based on the
16536 former is_subrange_type.
16537 * tree.h (subrange_type_for_debug_p): Declare.
16538 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
16539 (convert_affine_scev): Remove call to above function.
16540 (chrec_convert_aggressive): Likewise.
16541 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
16542 false for conversions involving subtypes.
16543 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
16544 (vrp_val_min): Likewise.
16545 (needs_overflow_infinity): Likewise.
16546 (extract_range_from_unary_expr): Likewise.
16548 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
16550 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16551 * config/frv/frv.c: Likewise.
16552 * config/s390/s390.c: Likewise.
16553 * config/sparc/sparc.h: Likewise.
16554 * config/i386/i386.h: Likewise.
16555 * config/i386/i386.c: Likewise.
16556 * config/crx/crx.c: Likewise.
16557 * config/m68hc11/m68hc11.h: Likewise.
16558 * config/iq2000/iq2000.c: Likewise.
16559 * config/mn10300/mn10300.h: Likewise.
16560 * config/mn10300/mn10300.c: Likewise.
16561 * config/m68k/m68k.c: Likewise.
16562 * config/rs6000/rs6000.c: Likewise.
16563 * config/rs6000/xcoff.h: Likewise.
16564 * config/rs6000/linux64.h: Likewise.
16565 * config/rs6000/sysv4.h: Likewise.
16566 * config/score/score3.c: Likewise.
16567 * config/score/score7.c: Likewise.
16568 * config/score/score.c: Likewise.
16569 * config/arm/arm.md: Likewise.
16570 * config/mips/mips.c: Likewise.
16571 * config/mips/mips.md: Likewise.
16572 * config/bfin/bfin.h: Likewise.
16573 * config/pa/pa.c: Likewise.
16574 * config/pa/constraints.md: Likewise.
16576 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
16577 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
16578 * config/pdp11/pdp11.h: Use memory_address_p instead.
16580 2009-05-14 Ian Lance Taylor <iant@google.com>
16582 * passes.c (finish_optimization_passes): Change i to int.
16583 * plugin.c (plugins_active_p): Change event to int.
16584 (dump_active_plugins): Likewise.
16585 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
16587 * tree.c (tree_range_check_failed): Change c to unsigned int.
16588 (omp_clause_range_check_failed): Likewise.
16589 (build_common_builtin_nodes): Change mode to int. Add cast.
16590 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
16591 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
16593 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
16594 ++ or -- with a variable of enum type.
16596 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16599 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
16601 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16603 * store-motion.c: Do not include params.h
16604 * Makefile.in: Fix dependencies for various files.
16606 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16608 * auto-inc-dec.c: Fix pass description, remove apparent
16609 accidental duplication.
16611 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
16613 PR middle-end/40147
16614 * ipa-utils.h (memory_identifier_string): Moved to ...
16615 * tree.h (memory_identifier_string): Here. Add GTY(()).
16617 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16619 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
16620 in the former documentation of...
16621 (GO_IF_LEGITIMATE_ADDRESS): ... this.
16622 * ira-conflicts.c (get_dup_num): Use address_operand.
16623 * targhooks.c (default_legitimate_address_p): New.
16624 * targhooks.h (default_legitimate_address_p): New.
16625 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
16627 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
16628 * target.h (struct target): Add legitimate_address_p.
16629 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
16630 (TARGET_INITIALIZER): Include it.
16632 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16633 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
16634 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
16635 (TARGET_LEGITIMATE_ADDRESS_P): New.
16637 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16638 (REG_OK_STRICT_P): Delete.
16639 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
16640 (frv_legitimate_address_p_1): ... this.
16641 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
16642 (frv_legitimate_address_p_1): ... the renamed old
16643 frv_legitimate_address_p.
16644 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
16645 (TARGET_LEGITIMATE_ADDRESS_P): New.
16647 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16648 * config/s390/s390-protos.h (legitimate_address_p): Remove.
16649 * config/s390/s390.c (legitimate_address_p): Rename to...
16650 (s390_legitimate_address_p): ... this, make static.
16651 (legitimize_address): Adjust call.
16652 (TARGET_LEGITIMATE_ADDRESS_P): New.
16653 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
16655 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16656 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
16657 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
16658 (TARGET_LEGITIMATE_ADDRESS_P): New.
16660 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16661 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
16662 * config/spu/spu.c (spu_legitimate_address): Rename to...
16663 (spu_legitimate_address_p): ... this, make static.
16664 (TARGET_LEGITIMATE_ADDRESS_P): New.
16666 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16667 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
16668 * config/sparc/sparc.c (legitimate_address_p): Rename to...
16669 (sparc_legitimate_address_p): ... this, make static and return bool.
16670 (legitimize_address): Adjust call.
16671 (TARGET_LEGITIMATE_ADDRESS_P): New.
16673 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16674 * config/i386/i386-protos.h (legitimate_address_p): Remove.
16675 * config/i386/i386.c (legitimate_address_p): Rename to...
16676 (ix86_legitimate_address_p): ... this, make static.
16677 (constant_address_p): Move after it, adjust call.
16678 (TARGET_LEGITIMATE_ADDRESS_P): New.
16680 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16681 * config/avr/avr-protos.h (legitimate_address_p): Remove.
16682 * config/avr/avr.c (legitimate_address_p): Rename to...
16683 (avr_legitimate_address_p): ... this, make static.
16684 (legitimize_address): Adjust call.
16685 (TARGET_LEGITIMATE_ADDRESS_P): New.
16687 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16688 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
16689 * config/crx/crx.c (crx_legitimate_address_p): Make static.
16690 (TARGET_LEGITIMATE_ADDRESS_P): New.
16692 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16693 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
16694 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
16695 (TARGET_LEGITIMATE_ADDRESS_P): New.
16697 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16698 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
16700 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
16702 (TARGET_LEGITIMATE_ADDRESS_P): New.
16704 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16705 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
16707 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
16709 (m68hc11_legitimate_address_p): ... this, make static.
16710 (go_if_legitimate_address_internal): Rename to...
16711 (m68hc11_legitimate_address_p_1): ... this.
16712 (legitimize_address): Adjust call.
16713 (TARGET_LEGITIMATE_ADDRESS_P): New.
16715 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16716 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
16717 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
16718 (TARGET_LEGITIMATE_ADDRESS_P): New.
16720 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16721 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
16722 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
16723 (mn10300_legitimate_address_p): ... this, make static.
16724 (TARGET_LEGITIMATE_ADDRESS_P): New.
16726 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16727 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
16728 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
16729 (TARGET_LEGITIMATE_ADDRESS_P): New.
16731 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16732 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
16733 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
16734 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16735 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
16736 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
16737 (rs6000_legitimate_address_p): ... this, make static.
16738 (TARGET_LEGITIMATE_ADDRESS_P): New.
16739 (REG_MODE_OK_FOR_BASE_P): Delete.
16740 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
16742 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16743 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
16745 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
16746 static, adjust types.
16747 (TARGET_LEGITIMATE_ADDRESS_P): New.
16749 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16750 * config/score/score.c (score_address_p): Rename to...
16751 (score_legitimate_address_p): ... this.
16752 (TARGET_LEGITIMATE_ADDRESS_P): New.
16753 * config/score/score3.c (score3_address_p): Rename to...
16754 (score3_legitimate_address_p): ... this.
16755 * config/score/score7.c (score7_address_p): Rename to...
16756 (score7_legitimate_address_p): ... this.
16758 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
16759 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
16760 GO_IF_LEGITIMATE_ADDRESS): Delete.
16761 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
16762 thumb2_legitimate_address_p): Delete.
16763 (arm_legitimate_address_p): Rename to...
16764 (arm_legitimate_address_outer_p): ... this.
16765 * config/arm/constraints.md ("Uq"): Adjust call.
16766 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
16767 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
16769 (arm_legitimate_address_outer_p): ... this.
16770 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
16772 (TARGET_LEGITIMATE_ADDRESS_P): New.
16774 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16775 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
16776 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
16777 (TARGET_LEGITIMATE_ADDRESS_P): New.
16779 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16780 * config/vax/vax-protos.h (legitimate_address_p): Remove.
16781 * config/vax/vax.c (legitimate_address_p): Rename to...
16782 (vax_legitimate_address_p): ... this, make static.
16783 (TARGET_LEGITIMATE_ADDRESS_P): New.
16785 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16786 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
16787 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
16788 (TARGET_LEGITIMATE_ADDRESS_P): New.
16790 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16791 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
16792 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
16793 (mmix_legitimate_address_p): ... this, make static.
16794 (TARGET_LEGITIMATE_ADDRESS_P): New.
16796 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16797 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
16798 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
16799 (TARGET_LEGITIMATE_ADDRESS_P): New.
16801 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16803 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
16804 of MODE_COMPLEX_INT.
16806 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16808 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
16809 LCT_NORMAL in function call.
16810 * mips-tdump.c (print_file_desc): Add cast to enum type.
16811 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
16812 (mark_stabs): Add casts to enum types.
16813 (parse_stabs_common): Add casts to enum types.
16815 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16817 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
16818 Check for invalid values of LETTER.
16820 2009-05-13 Taras Glek <tglek@mozilla.com>
16822 * attribs.c (register_attribute): moved out attribute registration
16823 into register_attribute.
16824 * doc/plugins.texi: Documented register_attribute and
16826 * gcc-plugin.h: Added forward decl for register_attribute.
16827 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
16828 * plugin.c (register_callback, invoke_plugin_callbacks): Added
16829 PLUGIN_ATTRIBUTES boilerplate.
16831 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
16833 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
16834 values even in sentinel and empty entries.
16835 (ms_printf_flag_specs): Likewise.
16836 (ms_scanf_flag_specs): Likewise.
16837 (ms_strftime_flag_specs): Likewise.
16838 (ms_print_char_table): Likewise.
16839 (ms_scan_char_table): Likewise.
16840 (ms_time_char_table): Likewise.
16842 2009-05-13 Doug Kwan <dougkwan@google.com>
16844 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
16846 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16848 * config/mips/mips.md (store): Add attributes for QI and HI.
16850 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
16851 (truncdi<mode>2): ... this new pattern.
16853 2009-05-13 Brad Hards <bradh@kde.org>
16855 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
16857 2009-05-14 Jakub Jelinek <jakub@redhat.com>
16858 Ben Elliston <bje@au.ibm.com>
16860 PR middle-end/40035
16861 * dse.c (check_mem_read_rtx): Guard against width == -1.
16863 2009-05-13 Michael Matz <matz@suse.de>
16865 PR middle-end/39976
16866 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
16867 (trivially_conflicts_p): New function.
16868 (insert_backedge_copies): Use it.
16870 2009-05-13 Janis Johnson <janis187@us.ibm.com>
16872 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
16873 (handle_stdc_pragma): Use new enum constant names.
16874 (handle_pragma_float_const_decimal64): Ditto.
16876 2009-05-13 Ian Lance Taylor <iant@google.com>
16878 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
16881 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
16883 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
16884 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
16886 * config/m68k/m68k.h (FL_UCLINUX): Define.
16888 2009-05-13 Jan Hubicka <jh@suse.cz>
16890 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
16892 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16894 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
16895 unless -fschedule-insns is specified.
16897 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16900 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
16901 TARGET_EXPAND_CBRANCHDI4.
16902 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
16903 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
16904 (cmpeqdi): Fix comment.
16906 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16908 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
16909 (sh_legitimate_address_p): Likewise.
16910 * config/sh/sh.c (sh_legitimate_index_p): New.
16911 (sh_legitimate_address_p): Likewise.
16912 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
16913 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
16914 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
16915 (MAYBE_BASE_REGISTER_RTX_P): New macro.
16916 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
16917 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
16918 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
16919 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
16920 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
16922 2009-05-12 Jan Hubicka <jh@suse.cz>
16924 * tree-inline.c (estimate_operator_cost): Add operands;
16925 when division happens by constant, it is cheap.
16926 (estimate_num_insns): Loads and stores are not having cost of 0;
16927 EH magic stuff is cheap; when computing runtime cost of switch,
16928 use log2 base of amount of its cases; builtin_expect has cost of 0;
16929 compute cost for moving return value of call.
16930 (init_inline_once): Initialize time_based flags.
16931 * tree-inline.h (eni_weights_d): Add time_based flag.
16933 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16935 * df-core.c: Update head documentation.
16937 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
16940 * rs6000.c (rs6000_generate_compare): Use op1b instead of
16941 shadowing exisiting variable op1.
16943 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
16946 * config/i386/driver-i386.c (processor_signatures): New enum.
16947 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
16948 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
16949 processor signature to detect geode processor.
16951 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16955 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16957 * optabs.c (prepare_cmp_insn): Temporarily disable test that
16958 causes spurious differences between trunk and cond-optab branch.
16960 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16962 * dojump.c (compare_from_rtx): Delete.
16963 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
16964 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
16965 if the comparison does not satisfy the predicate; test predicates for
16966 operands 2 and 3 of a cstore pattern. Don't try cstore optab
16967 further if one existing pattern fails.
16968 * expr.h (compare_from_rtx): Delete.
16969 (prepare_operand): Declare it.
16970 * optabs.c: Change "lib call" to "libcall" throughout.
16971 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
16972 HAVE_conditional_trap, emit_cmp_insn): Delete.
16973 (can_compare_p): Delete cmp_optab case.
16974 (prepare_float_lib_cmp): Return an rtx and a machine mode.
16975 Accept other parameters by value.
16976 (prepare_operand): Make non-static.
16977 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
16978 other parameters by value. Try to widen operands here based on
16979 an optab_methods argument and looking at cbranch_optab.
16980 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
16981 loop. Use cbranch_optab directly.
16982 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
16983 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
16985 (emit_conditional_move, emit_conditional_add): Inline what's needed
16986 of compare_from_rtx, using new prepare_cmp_insn for the rest.
16987 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
16988 with COMPARE. Move cmov_optab and cstore_optab above
16989 with cbranch_optab, move cmp_optab down with ucmp_optab,
16990 remove tst_otpab. Do not initialize trap_rtx.
16991 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
16992 for trap code. Do not check HAVE_conditional_trap. Use
16993 prepare_cmp_insn. Accept no predicate for operand 3.
16994 * optabs.h (OTI_cmp): Mark as used only for libcalls.
16995 (OTI_ctrap, ctrap_optab): New.
16996 (tst_optab): Delete.
16997 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
16998 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
16999 with lookup of ctrap_optab.
17000 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17002 (ctrap_optab): New.
17004 * combine.c (combine_simplify_rtx, simplify_set): Do not
17005 special case comparing against zero for cc0 machines.
17006 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17007 COMPARE on cc0 machines.
17008 (simplify_relational_operation): Return a new expression when
17009 a COMPARE could be removed.
17010 * final.c (final_scan_insn): Compare cc_status values
17011 against LHS of a (compare FOO (const_int 0)) cc0 source.
17012 Also check if cc_status.value is the full compare.
17014 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17015 (cstoreMM4): Document.
17016 (conditional_trap): Document ctrapMM4 instead.
17017 (sync_compare_and_swapMM): Refer to cbranchcc4.
17018 (Dependent Patterns): Eliminate obsolete information referring to
17019 the old jump optimization phase.
17020 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17021 of compares with 0 on cc0 machines.
17022 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17023 avoiding references to cc0. Remove text about storing operands
17025 * doc/tm.texi (Condition Codes): Include blurb on different
17026 condition code representations, separate into subsections for
17027 CC0, MODE_CC and conditional execution.
17029 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17030 alpha_emit_setcc): Accept operands and a machine mode.
17031 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17032 Get code/op0/op1 from operands, use machine mode argument
17033 instead of alpha_compare.fp_p. Emit the branch here.
17034 (alpha_emit_setcc): Likewise, and return boolean.
17035 (alpha_emit_conditional_move): Likewise. Assert that
17036 cmp_op_mode == cmp_mode, and simplify accordingly.
17037 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17038 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17039 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17041 (stack probe test): Use cbranchdi4.
17042 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17044 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17045 * config/arc/arc.h (movsicc, movsfcc): Use it.
17046 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17047 (cbranchsi4, cstoresi4): New.
17048 (cmpsi, bCC and sCC expanders): Remove.
17050 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17051 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17052 * config/arm/predicates.md (arm_comparison_operator): Only include
17053 floating-point operators if there is a hardware floating-point unit.
17054 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17055 deferring to cbranch_cc and cstore_cc respectively.
17056 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17057 cbranch_cc, cstore_cc): New.
17058 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17060 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17062 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17063 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17065 (adjust_insn_length): Adjust calls.
17066 (avr_reorg): Handle (compare (foo) (const_int 0)).
17067 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17068 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17069 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17070 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17072 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17073 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17075 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17076 (cbranchsi4, cstorebi4, cstoresi4): New.
17077 (movbisi): This insn is duplicate, split it to zero_extend.
17078 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17079 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17080 (bfin_optimize_loop): Use cbranch expander.
17081 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17082 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17083 (bfin_bimode_comparison_operator): ... this.
17084 (bfin_direct_comparison_operator): New.
17086 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17087 inside (compare FOO (const_int 0)).
17088 (cris_rtx_costs): Handle ZERO_EXTRACT.
17089 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17090 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17091 (*tstdi_v32): Delete.
17092 (*cmpdi_non_v32): Add M alternative for operand 1.
17093 (cmpsi, cmp<mode>): Make private.
17094 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17096 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17098 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17099 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17100 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17101 (cc_reg_operand): New.
17102 (any_cond): Delete.
17103 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17104 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17105 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17106 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17107 crx_expand_scond): Delete.
17109 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17111 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17112 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17114 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17115 cstoresi4, cstoresf4, cstoredf4): New.
17116 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17117 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17118 Receive the entire operands array.
17119 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17120 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17121 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17122 Get test/op0/op1 from the operands array.
17123 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17125 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17126 (h8300_expand_store): New.
17127 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17129 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17130 (h8300_expand_store): New.
17131 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17132 or do not try to produce (set (cc0) REG).
17133 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17134 change a compare into a move to a scratch register. Disable some
17135 peepholes when comparing with zero.
17136 (tstsi, tsthi, tstsi, cmpqi): Make private.
17138 (bCC, sCC): Delete.
17139 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17142 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17143 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17144 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17145 (ix86_emit_i387_log1p): Use cbranchxf2.
17146 (ix86_expand_setcc): Return void.
17147 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17148 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17149 cmp<MODEF>, cmpcc): Remove.
17150 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17151 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17152 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17153 (sCC and bCC expanders): Remove.
17154 (stack_protect_test): Use cbranchcc4.
17156 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17158 (ia64_expand_compare): Accept three rtx by reference and return void.
17159 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17160 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17161 from *expr. Update *expr with the BImode comparison to do.
17162 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17163 cmptf, bCC, sCC, conditional_trap): Delete.
17164 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17165 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17166 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17167 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17168 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17170 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17171 type of last argument.
17172 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17173 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17174 use machine mode argument instead of branch_type. Remove dead
17175 code for floating-point comparisons.
17176 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17177 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17179 (cbranchsi4, cstoresi4): New.
17180 * config/iq2000/predicates.md (reg_or_const_operand): New.
17182 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17183 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17184 (b<code>_op): Rewrite to...
17185 (bcc_op): ... this, using match_operator.
17186 (s<code>_op): Rewrite to...
17187 (scc_op): ... this, using match_operator.
17188 (s<code>_24_op): Rewrite to...
17189 (scc_op_24): ... this, using match_operator.
17190 (s<code>_<mode>): Rewrite to...
17191 (cstore<mode>4): ... this, using match_operator.
17192 (s<code>_<mode>_24): Rewrite to...
17193 (cstore<mode>4_24): ... this, using match_operator.
17194 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17195 m32c_unpend_compare, m32c_expand_scc): Delete.
17196 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17197 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17198 (m32c_expand_movcc): Change NE to EQ if necessary.
17199 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17201 * config/m32r/m32r-protos.h (gen_cond_store): New.
17202 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17203 (gen_cond_store): New, from sCC patterns.
17204 (m32r_expand_block_move): Use cbranchsi4.
17205 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17206 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17207 (cbranchsi4, cstoresi4): New.
17209 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17211 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17212 (m68hc11_notice_update_cc): Look into a compare with 0.
17213 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17215 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17216 cmphi, cmpqi, bCC): Delete.
17217 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17218 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17219 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17222 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17223 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17224 * config/m68k/constraints.md (H): New.
17225 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17226 the define_insn below.
17227 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17228 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17229 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17230 patterns): Wrap RHS with COMPARE.
17231 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17232 (*cmpdi_internal): Name this pattern.
17233 (cmpdi): Change to define_insn.
17234 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17235 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17236 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17238 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17239 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17240 (conditional_trap): Change to...
17241 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17242 (*conditional_trap): Use the ordered_comparison_operator and
17243 const1_operand predicates.
17244 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17245 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17246 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17247 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17249 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17250 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17251 (mcore_gen_compare): New.
17252 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17253 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17254 (mcore_gen_compare): ... this.
17255 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17256 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17257 (stack probe pattern): Use cbranchsi4.
17259 * config/mips/predicates.md (mips_cstore_operator): New.
17260 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17261 * config/mips/mips.md (any_cond): Delete.
17262 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17264 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17265 fixuns_truncsfdi2): Use cbranch patterns.
17266 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17267 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17268 Adjust call to mips_expand_conditional_branch.
17269 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17271 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17272 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17273 * config/mips/mips.c (cmp_operands): Delete.
17274 (mips_emit_compare): Get comparison operands from *op0/*op1.
17275 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17276 that it succeeds. Use op0/op1 instead of cmp_operands.
17277 (mips_expand_conditional_branch, mips_expand_conditional_move,
17278 mips_expand_conditional_trap): Likewise.
17279 (mips_block_move_loop): Use cbranch patterns.
17280 * config/mips/mips.h (cmp_operands): Delete.
17282 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17283 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17284 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17285 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17286 (*cmpcc_folded): Rename to...
17287 (*cmpdi_folded): this.
17288 (*cmpcc): Rename to...
17290 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17293 (cbranchdf4): New. Handle invalid comparisons here.
17294 * config/mmix/predicates.md (float_comparison_operator): New.
17296 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17297 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17298 * config/mn10300/mn10300.md (tst): Delete.
17299 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17300 Name these patterns and wrap RHS in a compare.
17301 (*cmpsi): Make this pattern private. Include tst.
17302 (*cmpsf): Make this pattern private.
17303 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17304 (compare with zero peepholes): Likewise.
17306 (cbranchsi4, cbranchsf4): New.
17307 (casesi): Use cbranchsi4.
17309 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17310 hppa_branch_type): Delete.
17311 (return_addr_rtx): Use cbranchsi4.
17312 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17313 Emit CCFPmode comparison here.
17314 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17315 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17316 hppa_branch_type): Delete.
17317 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17318 (movsicc, movdicc): Remove references to hppa_compare_op0,
17319 hppa_compare_op1 and compare_from_rtx.
17320 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17321 (casesi): Use cbranchsi4.
17323 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17324 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17325 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17326 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17327 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17329 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17330 (*branch, *branch_inverted): New.
17332 * config/picochip/picochip.md (cbranchhi4): Use
17333 ordered_comparison_operator.
17334 (cmphi, bCC): Remove.
17336 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17337 (trap_comparison_operator): Delete.
17338 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17339 rs6000_emit_cbranch): Accept mode and operands.
17340 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17341 rs6000_compare_fp_p): Delete.
17342 (rs6000_generate_compare): Accept mode and comparison. Extract code
17343 and op0/op1 from there. Replace references to rs6000_compare_op0
17344 and rs6000_compare_op1.
17345 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17346 extract result from passed operands.
17347 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17348 extract loc from passed operands.
17349 (rs6000_emit_cmove): Likewise.
17350 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17351 rs6000_compare_fp_p): Delete.
17352 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17353 (cbranch<GPR>4, cbranch<FP>4): New.
17354 (cstore<mode>4): New. Consolidate here all choices about when to use
17355 portable or specialized sCC sequences.
17356 (stack_protect_test): Use cbranchsi4.
17357 (conditional_trap): Replace with ctrap<GPR>4.
17358 (conditional trap insn): Replace trap_comparison_operator with
17359 ordered_comparison_operator.
17361 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17362 (s390_emit_prologue): Use ctrap.
17363 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17364 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17365 New predicates replacing...
17366 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17367 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17368 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17369 (add<mode>cc): Do not use s390_compare_op0/op1.
17370 (s<code>): Change to...
17371 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17372 (seq): Change to...
17373 (cstorecc4): ... this. Handle EQ or NE equally.
17374 (*sne): Un-privatize for use in cstorecc4.
17375 (b<code>): Change to...
17376 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17377 (conditional_trap): Replace with...
17378 (ctrap<GPR>4, ctrap<FP>4): ... these.
17379 (stack_protect): Use cbranchcc4.
17381 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17382 * config/score/score-protos.h (score_gen_cmp): Delete.
17383 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17384 (score_block_move-loop): Use cbranchsi4.
17385 * config/score/score.md (cbranchsi4): New.
17386 (cmpsi, bCC): Delete.
17387 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17388 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17389 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17390 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17391 * config/score/score3.h (score3_gen_cmp): Delete.
17392 * config/score/score7.h (score7_gen_cmp): Delete.
17394 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17395 (sh_emit_scc_to_t): ... this. Return void.
17396 (from_compare): Rename to...
17397 (sh_emit_compare_and_branch): ... this.
17398 (sh_emit_compare_and_set): New.
17399 (sh_expand_t_scc): Accept operands.
17400 * config/sh/predicates.md (sh_float_comparison_operator): New.
17401 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17402 (prepare_scc_operands): Rename to...
17403 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17405 (sh_emit_cheap_store_flag): New.
17406 (sh_emit_set_t_insn): New.
17407 (from_compare): Rename to...
17408 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17409 handling of TARGET_SH2E floating point to avoid recursive call.
17410 Generate branch here.
17411 (sh_emit_compare_and_set): New.
17412 (sh_expand_t_scc): Get op0/op1 from arguments.
17413 (sh_emit_cheap_store_flag): New.
17414 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17416 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17417 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17418 (movsicc, movdicc): Do nothing when it recreated operands from
17419 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17420 prepare_scc_operands (now sh_emit_scc_to_t).
17421 (udivdi3): Use cstoresi4.
17422 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17423 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17424 (cbranchint4_media, cbranchfp4_media): New.
17425 (casesi): Use cbranchdi4.
17426 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17428 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17429 (movnegt): Remove second operand.
17430 (cbranchsf4, cbranchdf4): New.
17431 (stack_protect): Use cbranchdi4/cbranchsi4.
17433 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17434 (gen_compare_reg): Accept comparison, extract part of it to...
17435 (gen_compare_reg_1): ... this.
17436 (gen_compare_operator): Delete.
17437 (gen_v9_scc): Accept separate destination, comparison code and arms.
17438 Do not use sparc_compare_op0/sparc_compare_op1.
17439 (emit_scc_insn, emit_conditional_branch_insn): New.
17440 (emit_v9_brxx): Make static. Remove useless assertion.
17441 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17443 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17444 * config/sparc/sparc-protos.h (gen_compare_reg,
17445 sparc_emit_float_lib_cmp): Adjust prototype.
17446 (emit_scc_insn, emit_conditional_branch_insn): New.
17447 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17448 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17449 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17450 iterators to the top.
17451 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17452 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17453 snedi_special_trunc): Delete.
17454 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17455 and snedi_special_trunc.
17456 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17457 cbranchdi4, cbranch<F:mode>4): New.
17458 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17459 here. Use gen_compare_reg instead of gen_compare_operator.
17460 (conditional_trap): Replace with...
17461 (ctrapsi4, ctrapdi4): ... this.
17462 (stack_protect_test): Use cbranchcc4.
17464 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17466 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17467 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17468 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17469 from operands[0] or operands[3] depending on is_set.
17470 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17471 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17472 cmpdf, bCC), sCC: Remove.
17473 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17474 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17476 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17477 spu_emit_branch_or_set.
17479 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17481 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17482 xstormy16_compare_op1): Delete.
17483 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17484 xstormy16_compare_op1): Delete.
17485 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17487 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17488 (cmphi, cmpsi, bCC): Remove.
17490 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17491 (*cmpsi): ... this one.
17492 (cbranchsi4, cstoresi4): New.
17493 (bCC expanders): Delete.
17494 (sCC insns): Fold into...
17495 (*setcc): ... this one.
17496 (casesi): Do not use gen_cmpsi and gen_bgtu.
17497 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
17498 (movsicc): Simplify.
17499 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
17501 * config/vax/vax-protos.h (cond_name): New.
17502 (vax_output_conditional_branch): Remove.
17503 * config/vax/vax.c (cond_name): New.
17504 (vax_output_conditional_branch): Remove.
17505 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
17506 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
17507 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
17508 (bit<VAXint>): Wrap source with (compare).
17509 (b<code> and following unnamed pattern): Rename to *branch and
17510 *branch_reversed. Change macroization to match_operator.
17511 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
17513 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
17514 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
17515 Change last argument to machine_mode.
17516 (xtensa_expand_scc): Add machine_mode argument.
17517 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
17518 (gen_conditional_move, xtensa_expand_conditional_branch,
17519 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
17520 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
17521 Adjust operand numbers.
17522 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
17524 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
17525 (cmpsi, cmpsf, b<code>, s<code>): Delete.
17526 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
17528 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17530 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17531 causes spurious differences between trunk and cond-optab branch.
17533 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17536 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
17538 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17540 * tree.c (iterative_hash_pointer): Delete.
17541 (iterative_hash_expr): Short-circuit handling of NULL pointer.
17542 Hash UIDs and versions of SSA names. Don't special-case built-in
17543 function declarations.
17545 2009-05-11 Ian Lance Taylor <iant@google.com>
17548 * graphite.c: Force -Wc++-compat to only be a warning before
17549 #including "cloog/cloog.h".
17551 2009-05-11 Martin Jambor <mjambor@suse.cz>
17553 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
17555 2009-05-11 Jan Hubicka <jh@suse.cz>
17557 * tree-ssa-loop-ivcanon.c: Include target.h
17558 (struct loop_size): new structure.
17559 (constant_after_peeling): New predicate.
17560 (tree_estimate_loop_size): New function.
17561 (estimated_unrolled_size): Rewrite for new estimates.
17562 (try_unroll_loop_completely): Use new estimates.
17563 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
17565 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17567 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
17568 libcpp interface change.
17569 (spu_macro_to_expand): Likewise.
17571 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
17573 PR tree-optimization/40026
17574 * gimplify.c (gimplify_init_constructor): Change initial conditional
17575 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
17576 optimize_compound_literals_in_ctor.
17578 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
17580 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
17582 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
17584 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
17586 * tree-vect-data-refs.c (vect_analyze_group_access): Use
17587 HOST_WIDE_INT for gap.
17589 2009-05-11 Ira Rosen <irar@il.ibm.com>
17591 PR tree-optimization/40074
17592 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
17593 account in group size and step comparison.
17595 2009-05-11 Richard Guenther <rguenther@suse.de>
17597 * passes.c (init_optimization_passes): Strip now incorrect comment.
17598 (execute_function_todo): Do not set PROP_alias.
17599 * tree-pass.h (PROP_alias): Remove.
17600 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
17601 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
17602 * tree-nrv.c (pass_return_slot): Likewise.
17603 * tree-object-size.c (pass_object_sizes): Likewise.
17604 * tree-ssa-dom.c (pass_dominator): Likewise.
17605 (pass_phi_only_cprop): Likewise.
17606 * tree-ssa-dse.c (pass_dse): Likewise.
17607 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17608 (pass_cselim): Likewise.
17609 * tree-ssa-pre.c (pass_pre): Likewise.
17610 (pass_fre): Likewise.
17611 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
17612 * tree-ssa-sink.c (pass_sink_code): Likewise.
17613 * tree-stdarg.c (pass_stdarg): Likewise.
17614 * tree-tailcall.c (pass_tail_calls): Likewise.
17615 * tree-vrp.c (pass_vrp): Likewise.
17617 2009-05-10 Ian Lance Taylor <iant@google.com>
17619 * basic-block.h (enum profile_status): Break out of struct
17620 control_flow_graph.
17621 * cgraph.h (struct inline_summary): Break out of struct
17623 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
17624 of struct cgraph_order_sort.
17625 * combine.c (enum undo_kind): New enum, broken out of struct undo.
17626 * cse.c (struct branch_path): Break out of struct
17627 cse_basic_block_data.
17628 * except.h (enum eh_region_type): Break out of struct eh_region.
17629 * gcc.c (enum add_del): Break out of struct modify_target.
17630 * genrecog.c (enum decision_type): Break out of struct decision_test.
17631 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
17633 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
17634 * regmove.c (enum match_use): New enum, broken out of struct match.
17635 * sched-int.h (enum post_call_group): New enum, broken out of
17637 (struct deps_reg): Break out of struct deps.
17638 * target.h (struct asm_int_op): Break out of struct gcc_target.
17639 * tree-eh.c (struct goto_queue_node): Break out of struct
17641 * tree-inline.h (enum copy_body_cge_which): Break out of
17643 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
17645 * c-decl.c (in_struct, struct_types): New static variables.
17646 (pushtag): Add loc parameter. Change all callers.
17647 (lookup_tag): Add ploc parameter. Change all callers.
17648 (check_compound_literal_type): New function.
17649 (parser_xref_tag): Add loc parameter. Change all callers. If
17650 -Wc++-compat, warn about struct/union/enum types defined within a
17652 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
17653 and loc parameters. Change all callers. Change error calls to
17654 error_at, using loc. For a redefinition, if the location of the
17655 original definition is known, report it. Set in_struct and
17656 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
17657 (finish_struct): Add new parameters enclosing_in_struct and
17658 enclosing_struct_types. Change all callers. Set
17659 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
17660 in the struct. If in a struct, add this struct to struct_types.
17661 (start_enum): Add loc parameter. Change all callers. Use
17662 error_at for errors, using loc. For a redefinition, if the
17663 location of the original definition is known, report it. If in a
17664 struct, add this enum type to struct_types. If -Wc++-compat warn
17665 if in sizeof, typeof, or alignof.
17666 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
17667 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
17668 (c_parser_enum_specifier): Get enum location for start_enum.
17669 (c_parser_struct_or_union_specifier): Get struct location for
17670 start_struct. Save in_struct and struct_types status between
17671 start_struct and finish_struct.
17672 (c_parser_cast_expression): Get location of cast.
17673 (c_parser_alignof_expression): Get location of type.
17674 (c_parser_postfix_expression): Likewise.
17675 (c_parser_postfix_expression_after_paren_type): Add type_loc
17676 parameter. Change all callers. Call check_compound_literal_type.
17677 Use type_loc for error about variable size type.
17678 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
17679 of an enum constant from an enum type defined in a struct or union.
17680 (c_cast_expr): Add loc parameter. Change all callers. If
17681 -Wc++-compat, warn about defining a type in a cast.
17682 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
17683 (start_enum, start_struct, finish_struct): Update declarations.
17684 (parser_xref_tag, c_cast_expr): Update declarations.
17685 (check_compound_literal_type): Declare.
17687 2009-05-11 Ben Elliston <bje@au.ibm.com>
17689 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
17690 for recent libcpp interface change.
17691 (rs6000_macro_to_expand): Likewise.
17693 2009-05-10 Michael Matz <matz@suse.de>
17696 * config/arm/arm.c (require_pic_register): Emit on entry edge,
17697 not at entry of function.
17699 2009-05-10 Richard Guenther <rguenther@suse.de>
17701 PR tree-optimization/40081
17703 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17704 using the main variant of the element type. Do not fiddle with
17705 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17707 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
17708 structs with volatile fields.
17710 2009-05-10 Jan Hubicka <jh@suse.cz>
17712 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
17713 (estimate_move_cost): Assert that it does not get called for
17715 (estimate_num_insns): Skip VOID types in argument handling.
17716 (optimize_inline_calls): Delete unreachable blocks and verify that
17717 callgraph is valid.
17719 2009-05-10 Jan Hubicka <jh@suse.cz>
17721 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
17722 * cgraph.c (cgraph_mark_address_taken_node): New function.
17723 (dump_cgraph_node): Dump new flag.
17724 * cgraph.h (struct cgraph_node): Add address_taken.
17725 (cgraph_mark_address_taken_node): New function.
17726 * ipa.c (cgraph_postorder): Prioritize functions with address taken
17727 since new direct calls can be born.
17729 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17731 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
17732 tok->val.node.node.
17734 2009-05-10 Jan Hubicka <jh@suse.cz>
17736 PR middle-end/40084
17737 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
17739 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
17740 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
17741 * tree-inline.c (copy_bb): Set frequency correctly.
17742 (fold_marked_statements): Update call to
17743 cgraph_update_edges_for_call_stmt.
17745 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17747 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
17748 identifiers in diagnostics.
17749 * config/arm/arm.c (arm_handle_fndecl_attribute,
17750 arm_handle_isr_attribute): Likewise.
17751 * config/avr/avr.c (avr_handle_progmem_attribute,
17752 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
17753 * config/bfin/bfin.c (handle_int_attribute,
17754 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
17755 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
17756 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
17758 * config/darwin.c (darwin_handle_kext_attribute,
17759 darwin_handle_weak_import_attribute): Likewise.
17760 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
17761 h8300_handle_eightbit_data_attribute,
17762 h8300_handle_tiny_data_attribute): Likewise.
17763 * config/i386/i386.c (ix86_handle_cconv_attribute,
17764 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
17765 * config/i386/winnt.c (ix86_handle_shared_attribute,
17766 ix86_handle_selectany_attribute): Likewise.
17767 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
17768 * config/m32c/m32c.c (function_vector_handler): Likewise.
17769 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
17770 m68hc11_handle_fntype_attribute): Likewise.
17771 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
17772 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
17773 * config/mips/mips.c (mips_insert_attributes,
17774 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
17775 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
17776 rs6000_handle_struct_attribute): Likewise.
17777 * config/sh/sh.c (sh_insert_attributes,
17778 sh_handle_resbank_handler_attribute,
17779 sh_handle_interrupt_handler_attribute,
17780 sh2a_handle_function_vector_handler_attribute,
17781 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
17783 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
17784 * config/spu/spu.c (spu_handle_fndecl_attribute,
17785 spu_handle_vector_attribute): Likewise.
17786 * config/stormy16/stormy16.c
17787 (xstormy16_handle_interrupt_attribute): Likewise.
17788 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
17789 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
17791 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17793 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
17794 (pp_translate_identifiers): New.
17795 (pp_identifier): Only conditionally translate identifier to locale
17797 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
17798 (pp_base_tree_identifier): Only conditionally translate identifier
17799 to locale character set.
17800 * c-pretty-print.c (M_): Define.
17801 (pp_c_type_specifier, pp_c_primary_expression): Mark English
17802 fragments for conditional translation with M_.
17803 * tree-pretty-print.c (maybe_init_pretty_print): Disable
17804 identifier translation.
17806 2009-05-10 Richard Guenther <rguenther@suse.de>
17808 PR tree-optimization/40081
17809 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17810 using the main variant of the element type. Do not fiddle with
17811 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17813 2009-05-09 Jan Hubicka <jh@suse.cz>
17815 PR middle-end/40080
17816 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
17817 indirect calls; verify cgraph afterwards.
17819 2009-05-09 Jan Hubicka <jh@suse.cz>
17822 * ipa.c (update_inlined_to_pointer): New function.
17823 (cgraph_remove_unreachable_nodes): Use it.
17825 2009-05-09 Jan Hubicka <jh@suse.cz>
17827 * tree-eh.c (struct leh_state): Remove prev_try.
17828 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
17829 not track prev_try.
17830 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
17831 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
17832 remove_eh_handler_and_replace, foreach_reachable_handler,
17833 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
17834 * except.h (struct eh_region): Remove eh_region_u_cleanup.
17835 (gen_eh_region_cleanup): Update prototype.
17837 2009-05-09 Jan Hubicka <jh@suse.cz>
17839 PR middle-end/40043
17840 * except.c (copy_eh_region): Always set prev_try.
17841 (redirect_eh_edge_to_label): Find outer try.
17842 (foreach_reachable_handler): When looking for prev try
17843 handle case where previous try is not going to be taken.
17845 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
17847 PR tree-optimization/40049
17848 * tree-vect-stmts.c (vectorizable_operation): If the machine has
17849 only vector/vector shifts, convert the type of the constant to the
17850 appropriate type to avoid building incorrect trees, which
17851 eventually have problems with garbage collection.
17853 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17855 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
17856 -1 for complex floating-point types if honoring signed zeros.
17858 2009-05-08 Jan Hubicka <jh@suse.cz>
17860 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
17861 argument; handle correctly when profile is absent.
17862 (build_cgraph_edges): Update.
17863 (rebuild_cgraph_edges): Update.
17864 * cgraph.c: Do not include varray.h.
17865 (cgraph_set_call_stmt_including_clones): New function.
17866 (cgraph_create_edge_including_clones): Likewise
17867 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
17868 (cgraph_update_edges_for_call_stmt): Handle clones.
17869 (cgraph_remove_node): Handle clone tree.
17870 (cgraph_remove_node_and_inline_clones): New function.
17871 (dump_cgraph_node): Dump clone tree.
17872 (cgraph_clone_node): Handle clone tree.
17873 (clone_function_name): Bring here from tree-inline.c.
17874 (cgraph_create_virtual_clone): New function.
17875 * cgraph.h (ipa_replace_map): Move here from ipa.h.
17876 (cgraph_clone_info): New function.
17877 (strut cgraph_node): Add clone_info and new clone tree pointers.
17878 (cgraph_remove_node_and_inline_clones,
17879 cgraph_set_call_stmt_including_clones,
17880 cgraph_create_edge_including_clones,
17881 cgraph_create_virtual_clone): Declare.
17882 (cgraph_function_versioning): Use VEC argument.
17883 (compute_call_stmt_bb_frequency): Update prototype.
17884 (cgraph_materialize_all_clones): New function.
17885 * ipa-cp.c (ipcp_update_cloned_node): Remove.
17886 (ipcp_create_replace_map): Update to VECtors.
17887 (ipcp_update_callgraph): Use virtual clones.
17888 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
17889 (ipcp_update_profiling): Do not update local profiling.
17890 (ipcp_insert_stage): Use VECtors and virtual clones.
17891 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
17892 (clone_of_p): New function.
17893 (cgraph_preserve_function_body_p): Use clone tree.
17894 (cgraph_optimize): Materialize clones.
17895 (cgraph_function_versioning): Update for VECtors.
17896 (save_inline_function_body): Use clone tree.
17897 (cgraph_materialize_clone): New function.
17898 (cgraph_materialize_all_clones): Likewise.
17899 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
17900 * ipa.c: Include gimple.h.
17901 (cgraph_remove_unreachable_nodes): Use clone tree.
17902 * ipa-prop.c (ipa_note_param_call): Update call to
17903 compute_call_stmt_bb_frequencycall.
17904 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
17905 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
17906 (copy_bb): Handle updating of clone tree; add new edge when new call
17908 (expand_call_inline): Be strict about every call having edge.
17909 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
17910 (delete_unreachable_blocks_update_callgraph): New function.
17911 (tree_function_versioning): Use VECtors; always remove unreachable
17912 blocks and fold conditionals.
17913 * tree-inline.h: Do not include varray.h.
17914 (tree_function_versioning): Remove.
17915 * Makefile.in (GTFILES): Remove tree-inline.c
17916 * passes.c (do_per_function): Do only functions having body.
17917 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
17920 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
17921 Andrew Morrow <acm@google.com>
17924 * c-common.c (c_common_attribute_table): Permit deprecated
17925 attribute to take an optional argument.
17926 (handle_deprecated_attribute): If the optional argument to
17927 __attribute__((deprecated)) is not a string ignore the attribute
17928 and emit a warning.
17930 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
17931 * c-typeck.c (build_component_ref): Likewise.
17932 (build_external_ref): Likewise.
17934 * toplev.c (warn_deprecated_use): Add an attribute argument.
17935 Emit the message associated with __attribute__((deprecated)).
17937 * toplev.h (warn_deprecated_use): Updated.
17939 * doc/extend.texi: Document new optional parameter to
17940 __attribute__((deprecated))
17942 2009-05-08 Michael Eager <eager@eagercon.com>
17944 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
17945 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
17947 2009-05-08 Richard Guenther <rguenther@suse.de>
17949 PR tree-optimization/40062
17950 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
17951 Avoid exponential behavior.
17953 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17955 PR rtl-optimization/33928
17957 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
17958 process_uses, build_single_def_use_links): New.
17959 (update_df): Update use_def_ref.
17960 (forward_propagate_into): Use get_def_for_use instead of use-def
17962 (fwprop_init): Call build_single_def_use_links and let it initialize
17964 (fwprop_done): Free use_def_ref.
17965 (fwprop_addr): Eliminate duplicate call to df_set_flags.
17966 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
17967 df_rd_simulate_one_insn): New.
17968 (df_rd_bb_local_compute_process_def): Update head comment.
17969 (df_chain_create_bb): Use the new RD simulation functions.
17970 * df.h (df_rd_simulate_artificial_defs_at_top,
17971 df_rd_simulate_one_insn): New.
17972 * opts.c (decode_options): Enable fwprop at -O1.
17973 * doc/invoke.texi (-fforward-propagate): Document this.
17975 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17978 * c-typeck.c (build_binary_op): Handle arithmetic between one real
17979 and one complex operand specially.
17980 * tree-complex.c (some_nonzerop): Do not identify a real value as
17981 zero if flag_signed_zeros.
17983 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17985 PR rtl-optimization/33928
17986 * loop-invariant.c (record_use): Fix && vs. || mishap.
17988 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17990 PR rtl-optimization/33928
17991 * loop-invariant.c (struct use): Add addr_use_p.
17992 (struct def): Add n_addr_uses.
17993 (struct invariant): Add cheap_address.
17994 (create_new_invariant): Set cheap_address.
17995 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
17996 (record_uses): Pass df_ref to record_use.
17997 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18000 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18002 * config/sh/sh.c: Do not include c-pragma.h.
18004 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18006 * config/spu/spu.c: Remove include of c-common.h.
18008 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18011 * c-common.h (mark_valid_location_for_stdc_pragma,
18012 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18013 clear_float_const_decimal64, float_const_decimal64_p): New.
18014 * c.opt (Wunsuffixed-float-constants): New.
18015 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18016 unsuffixed float constant, handle new warning.
18017 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18018 * c-decl.c (c_scope): New flag float_const_decimal64.
18019 (set_float_const_decimal64, clear_float_const_decimal64,
18020 float_const_decimal64_p): New.
18021 (push_scope): Set new flag.
18022 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18023 to use STDC pragmas.
18024 (c_parser_external_declaration): Ditto.
18025 (c_parser_compound_statement_nostart): Ditto.
18026 * c-pragma.c (valid_location_for_stdc_pragma,
18027 mark_valid_location_for_stdc_pragma,
18028 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18029 handle_pragma_float_const_decimal64): New.
18030 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18031 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18032 set_float_const_decimal64, clear_float_const_decimal64,
18033 float_const_decimal64_p): New dummy functions.
18034 * doc/extend.texi (Decimal Float): Remove statement that the
18035 pragma, and suffix for double constants, are not supported.
18036 * doc/invoke.texi (Warning Options): List new option.
18037 (-Wunsuffixed-float-constants): New.
18039 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18041 * config/i386/i386.c: Do not include c-common.h.
18043 2009-05-07 Mark Heffernan <meheff@google.com>
18045 * doc/invoke.texi (Debugging Options): Document change of debugging
18047 * opts.c (decode_options): Make dump_base_name relative to
18048 aux_base_name directory.
18050 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18052 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18053 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18055 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18057 * Makefile.in (install-plugin): Simplify a bit.
18059 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18061 * Makefile.in (OBJS-common): Add regcprop.o.
18063 * timevar.def (TV_CPROP_REGISTERS): New.
18064 * regrename.c (regrename_optimize): Return 0.
18065 (rest_of_handle_regrename): Delete.
18066 (pass_rename_registers): Point to regrename_optimize.
18067 (struct value_data_entry, struct value_data,
18068 kill_value_one_regno, kill_value_regno, kill_value,
18069 set_value_regno, init_value_data, kill_clobbered_value,
18070 kill_set_value, kill_autoinc_value, copy_value,
18071 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18072 replace_oldest_value_reg, replace_oldest_value_addr,
18073 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18074 debug_value_data, validate_value_data): Move...
18075 * regcprop.c: ... here.
18076 (rest_of_handle_cprop): Delete.
18077 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18079 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18081 PR middle-end/40057
18082 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18083 GEN_INT for 1 << bitnum.
18084 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18085 build_int_cst_type.
18087 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18089 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18090 Remove wrong description of "nand" operation.
18092 2009-05-06 Richard Guenther <rguenther@suse.de>
18093 Adam Nemet <anemet@caviumnetworks.com>
18095 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18096 comment. Add that if LHS is not a gimple register, then RHS1 has
18097 to be a single object (GIMPLE_SINGLE_RHS).
18099 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18101 * expr.c (get_def_for_expr): Move it up in the file.
18102 (store_field): When expanding a bit-field store, look at the
18103 defining gimple stmt for the masking conversion.
18105 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18107 PR middle-end/39986
18108 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18109 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18110 32-bit memcpy into long.
18112 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18114 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18115 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18117 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18118 instead of appending DW_OP_deref*.
18120 2009-05-06 Michael Matz <matz@suse.de>
18122 PR middle-end/40021
18123 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18124 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18126 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18128 * Makefile.in (install-plugin): Fix srcdir handling.
18130 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18132 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18133 when processing for not_regs_needed bitmap.
18134 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18135 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18136 handling it for rhs.
18138 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18140 * config/i386/i386.md (unnamed inc/dec peephole): Use
18141 optimize_insn_for_size_p instead of optimize_size.
18142 * config/i386/predicates.md (incdec_operand): Likewise.
18143 (aligned_operand): Likewise.
18144 * config/i386/sse.md (divv8sf3): Likewise.
18145 (sqrtv8sf2): Likewise.
18147 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18149 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18151 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18153 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18155 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18156 ssemodesuffixf2c with avxmodesuffixf2c.
18158 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18161 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18163 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18165 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18166 (struct tree_base): Adjust spacing for 8 bit boundaries.
18167 (struct tree_decl_common): Add decl_by_reference_flag bit.
18168 (DECL_BY_REFERENCE): Adjust.
18169 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18170 print DECL_BY_REFERENCE bit.
18171 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18172 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18173 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18174 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18177 PR middle-end/39666
18178 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18179 range of the type, but default label is missing, add it with one
18180 of the existing labels instead of adding a new label for it.
18182 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18186 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18188 * Makefile.in (enable_plugin, plugin_includedir): New.
18189 (install): Depend on install-plugin.
18190 (PLUGIN_HEADERS): New.
18191 (install-plugin): New.
18192 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18194 2009-05-05 Richard Guenther <rguenther@suse.de>
18196 PR tree-optimization/40022
18197 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18199 (phivn_valid_p): Fix tuplification error, simplify.
18200 (phiprop_insert_phi): Add dumps.
18201 (propagate_with_phi): Simplify.
18203 2009-05-05 Richard Guenther <rguenther@suse.de>
18205 PR middle-end/40023
18206 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18208 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18210 * tree.h (strip_float_extensions): Remove duplicate declaration.
18211 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18212 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18213 block_ultimate_origin): Rearrange the declarations line to match the
18214 comment that indicates the .c file which the functions are defined.
18215 (dwarf2out_*, set_decl_rtl): Add comment.
18216 (get_base_address): Adjust comment.
18217 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18218 declarations line and add comment.
18219 (is_builtin_name): Add blank after function name, for clarity.
18221 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18223 * attribs.c (decl_attributes): Use %qE for identifiers in
18225 * cgraphunit.c (verify_cgraph_node): Translate function names to
18226 locale character set in diagnostics.
18227 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18229 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18230 Document that functions are named in UTF-8.
18231 * expr.c (expand_expr_real_1): Translate function names to locale
18232 character set in diagnostics.
18233 * gimplify.c (omp_notice_variable, omp_is_private,
18234 gimplify_scan_omp_clauses): Use %qE for identifiers in
18236 * langhooks.c (lhd_print_error_function): Translate function names
18237 to locale character set.
18238 * langhooks.h (decl_printable_name): Document that return value is
18239 in internal character set.
18240 * stmt.c: Include pretty-print.h
18241 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18243 (resolve_operand_name_1): Translate named operand name to locale
18245 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18247 * toplev.c (announce_function): Translate function names to locale
18249 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18250 (default_tree_printer): Use pp_identifier or translate identifiers
18251 to locale character set. Mark "<anonymous>" for translation.
18252 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18253 for identifiers in diagnostics.
18254 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18256 * varasm.c (output_constructor): Use %qE for identifiers in
18259 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18261 * configure.ac: use ` ` instead of $()
18262 * configure: Regenerate.
18264 2009-05-05 Ben Elliston <bje@au.ibm.com>
18266 * config/pa/linux-atomic.c: Eliminate conditional include of
18267 errno.h on non-LP64 systems to simplify build requirements.
18269 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18271 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18273 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18274 and pass value to identifier_to_locale.
18275 (warn_variable_length_array): Make name a tree.
18276 (grokdeclarator): Separate diagnostic texts for named and unnamed
18277 declarators. Use %qE for named declarators.
18278 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18280 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18281 identifiers in diagnostics.
18282 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18283 identifier_to_locale. Mark "anonymous" strings for translation.
18285 2009-05-04 Michael Eager <eager@eagercon.com>
18287 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18288 address for DImode/DFmode only if double-precision FP regs.
18290 2009-05-04 Michael Eager <eager@eagercon.com>
18292 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18293 TARGET_SINGLE_FLOAT check.
18295 2009-05-04 Michael Eager <eager@eagercon.com>
18297 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18299 2009-05-04 Michael Eager <eager@eagercon.com>
18301 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18302 * config/rs6000/t-xilinx: New
18304 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18306 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18307 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18308 * gcc/explow.c (memory_address): Use target hook.
18309 * gcc/targhooks.c (default_legitimize_address): New.
18310 * gcc/targhooks.h (default_legitimize_address): New.
18311 * gcc/target.h (legitimize_address): New.
18312 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18313 (TARGET_INITIALIZER): Include it.
18314 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18316 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18317 * config/bfin/bfin.c (legitimize_address): Remove.
18318 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18319 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18321 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18322 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18324 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18325 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18326 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18327 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18328 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18329 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18330 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18331 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18332 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18333 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18334 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18335 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18336 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18337 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18338 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18339 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18340 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18341 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18342 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18343 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18344 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18345 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18346 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18348 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18349 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18350 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18351 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18352 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18353 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18354 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18355 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18356 (thumb_legitimize_address): Delete.
18357 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18358 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18359 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18360 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18361 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18362 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18364 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18367 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18368 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18369 * config/m32r/m32r.c (m32r_legitimize_address): New.
18370 * config/m68k/m68k.c (m68k_legitimize_address): New.
18371 * config/score/score.c (score_legitimize_address): Standardize.
18372 * config/score/score3.c (score3_legitimize_address): Standardize.
18373 * config/score/score3.h (score3_legitimize_address): Adjust.
18374 * config/score/score7.c (score7_legitimize_address): Standardize.
18375 * config/score/score7.h (score7_legitimize_address): Adjust.
18376 * config/sh/sh.c (sh_legitimize_address): New.
18377 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18379 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18380 (s390_legitimize_address): ... this.
18381 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18382 (sparc_legitimize_address): ... this.
18383 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18384 (ix86_legitimize_address): ... this.
18385 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18386 (avr_legitimize_address): ... this.
18387 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18388 (mn10300_legitimize_address): ... this.
18389 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18390 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18391 (alpha_expand_mov): Adjust call.
18393 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18394 * config/spu/spu.c (spu_legitimize_address): Likewise.
18395 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18396 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18398 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18400 * intl.c (locale_encoding, locale_utf8): New.
18401 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18402 * intl.h (locale_encoding, locale_utf8): Declare.
18403 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18404 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18406 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18408 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18409 (pp_base_tree_identifier): Declare as function.
18410 (identifier_to_locale): Declare.
18411 * Makefile.in (pretty-print.o): Update dependencies.
18412 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18414 2009-05-04 Richard Guenther <rguenther@suse.de>
18416 PR middle-end/40015
18417 * builtins.c (fold_builtin_memory_op): Do not decay to element
18418 type if the size matches the whole array.
18420 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18422 * expmed.c (synth_mult): When trying out a shift, pass the result
18425 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18427 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18428 (shiftsub1_cost): New.
18429 (init_expmed): Compute shiftsub1_cost.
18430 (synth_mult): Optimize multiplications by constants of the form
18431 -(2^^m-1) for some constant positive integer m.
18433 2009-05-03 Richard Guenther <rguenther@suse.de>
18436 * c-typeck.c (array_to_pointer_conversion): Do not built
18437 ADDR_EXPRs of arrays of pointer-to-element type.
18438 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18439 up wrong ADDR_EXPRs after-the-fact.
18440 * c-common.c (strict_aliasing_warning): Strip pointer
18441 conversions for obtaining the original type.
18442 * builtins.c (fold_builtin_memset): Handle array types.
18443 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18446 2009-05-03 Richard Guenther <rguenther@suse.de>
18448 PR middle-end/23329
18449 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18450 Do not lose casts from array types with unknown extent to array
18451 types with known extent.
18452 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18453 alias set compatibility.
18455 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18457 * flags.h (extra_warnings): Delete.
18458 * toplev.c (process_options): Handle Wuninitialized here.
18459 * opts.c (extra_warnings): Delete.
18460 (set_Wextra): Delete.
18461 (common_handle_option): -Wextra can be handled automatically.
18462 * c-opts.c (c_common_handle_option): Delete obsolete code.
18463 (c_common_post_options): Simplify comment.
18464 * common.opt (W): Add Var.
18466 (Wuninitialized): Initialize to -1.
18468 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18469 Richard Guenther <rguenther@suse.de>
18471 * expr.c (get_def_for_expr): New function.
18472 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18473 SSA rather than trees.
18474 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18475 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18477 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18479 * c-common.c (reswords): Add _Imaginary.
18480 * c-common.c (enum rid): Add RID_IMAGINARY.
18482 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18484 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18485 Patch by Richard Guenther.
18487 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18489 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18490 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18491 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18492 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
18493 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
18494 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
18495 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
18496 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
18497 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
18498 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
18499 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
18500 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
18501 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
18502 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
18503 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
18504 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
18505 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
18506 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
18508 2009-05-02 Richard Guenther <rguenther@suse.de>
18510 PR tree-optimization/39940
18511 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
18514 2009-05-02 Richard Guenther <rguenther@suse.de>
18516 PR middle-end/40001
18517 * tree-ssa.c (execute_update_addresses_taken): Properly check
18518 if we can mark a variable DECL_GIMPLE_REG_P.
18519 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
18520 back to the end of the function.
18521 (is_gimple_reg_type): Remove complex type special casing.
18522 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
18525 2009-05-02 Ben Elliston <bje@au.ibm.com>
18527 * doc/collect2.texi (Collect2): Document search path behaviour
18528 when configured with --with-ld.
18530 2009-05-02 Jan Hubicka <jh@suse.cz>
18532 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
18533 parameter; update callers.
18534 (coalesce_cost_edge): EH edges are costier because they needs
18535 splitting even if not critical and even more costier when there are
18536 multiple EH predecestors.
18538 2009-05-02 Jan Hubicka <jh@suse.cz>
18540 * except.c (remove_eh_handler_and_replace): Handle updating after
18541 removing TRY blocks.
18543 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
18545 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
18547 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
18549 * varasm.c: Do not include c-pragma.h.
18550 * attribs.c: Do not incude c-common.h.
18552 2009-05-01 Michael Matz <matz@suse.de>
18554 * calls.c (initialize_argument_information): Handle SSA names like
18555 decls with a non MEM_P DECL_RTL.
18557 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18559 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
18560 * ipa-utils.c: Likewise.
18561 * ipa-type-escape.c: Likewise.
18562 * cgraphunit.c Do not include c-common.h.
18563 * ipa-pure-const.c: Likewise.
18564 * tree-if-conv.c: Likewise.
18565 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
18566 * ipa-struct-reorg.c: Likewise.
18567 * tree-nomudflap.c: Likewise.
18568 * tree-ssa-structalias.c: Likewise.
18570 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18572 * store-motion.c: Many cleanups to make this pass a first-class
18573 citizen instead of an appendix to gcse load motion. Add TODO list
18574 to make this pass faster/cleaner/better.
18576 (struct ls_expr): Post gcse.c-split cleanups.
18577 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
18578 "stores" field to "avail_stores".
18579 (pre_ldst_mems): Rename to store_motion_mems.
18580 (pre_ldst_table): Rename to store_motion_mems_table.
18581 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
18582 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
18583 (ldst_entry): Rename to st_expr_entry, update users.
18584 (free_ldst_entry): Rename to free_st_expr_entry, update users.
18585 (free_ldst_mems): Rename to free_store_motion_mems, update users.
18586 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
18588 (first_ls_expr): Rename to first_st_expr, update users.
18589 (next_ls_expr): Rename to next_st_expr, update users.
18590 (print_ldst_list): Rename to print_store_motion_mems. Print names of
18591 fields properly for store motion instead of names inherited from load
18593 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
18594 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
18597 (ae_kill): Rename to st_kill, update users.
18598 (ae_gen): Rename to st_avloc, update users.
18599 (transp): Rename to st_transp, update users.
18600 (pre_insert_map): Rename to st_insert_map, update users.
18601 (pre_delete_map): Rename to st_delete_map, update users.
18602 (insert_store, build_store_vectors, free_store_memory,
18603 one_store_motion_pass): Update for abovementioned changes.
18605 (gcse_subst_count, gcse_create_count): Remove.
18606 (one_store_motion_pass): New statistics counters "n_stores_deleted"
18607 and "n_stores_created", local variables.
18609 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
18612 (regvec, compute_store_table_current_insn): Remove.
18613 (reg_set_info, reg_clear_last_set): Remove.
18614 (compute_store_table): Use DF caches instead of local dataflow
18617 2009-05-01 Joseph Myers <joseph@codesourcery.com>
18619 * c-objc-common.c (c_tree_printer): Print identifiers with
18620 pp_identifier, not pp_string. Mark "({anonymous})" for
18622 * c-pretty-print.c (pp_c_ws_string): New.
18623 (pp_c_cv_qualifier, pp_c_type_specifier,
18624 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
18625 pp_c_storage_class_specifier, pp_c_function_specifier,
18626 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
18627 pp_c_primary_expression, pp_c_postfix_expression,
18628 pp_c_unary_expression, pp_c_shift_expression,
18629 pp_c_relational_expression, pp_c_equality_expression,
18630 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
18631 use pp_string and pp_c_ws_string in place of pp_identifier and
18632 pp_c_identifier for non-identifiers. Mark English strings for
18634 * c-pretty-print.h (pp_c_ws_string): Declare.
18636 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
18637 Roland McGrath <roland@redhat.com>
18639 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
18640 (ENABLE_LD_BUILDID): New configuration option.
18641 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
18642 (LINK_BUILDID_SPEC): New macro.
18643 (init_spec): If defined, prepend it between LINK_EH_SPEC and
18645 * doc/install.texi: Document --enable-linker-build-id option.
18646 * configure: Rebuild.
18647 * config.in: Rebuild.
18649 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
18651 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
18652 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
18653 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
18654 MIPS_GP_SAVE_AREA_SIZE.
18655 * config/mips/mips.c (struct mips_frame_info): Update comment
18656 before arg_pointer_offset and hard_frame_pointer_offset.
18657 (mips_compute_frame_info): Update diagram before function: to
18658 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
18659 indicate the position of frame_pointer_rtx with -fstack-protector and
18660 to show args_size. Don't allocate cprestore area for leaf functions
18661 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
18663 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
18665 2009-04-30 Michael Matz <matz@suse.de>
18667 PR tree-optimization/39955
18668 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
18670 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
18672 * ira.c (setup_cover_and_important_classes): Use safe macro
18673 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
18675 * genpreds.c (write_tm_preds_h): Output suitable definition of
18676 REG_CLASS_FOR_CONSTRAINT.
18678 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18680 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
18682 * bitmap.c (bitmap_descriptor): Likewise.
18683 * ggc-common.c (loc_descriptor): Likewise.
18684 * varray.c (varray_descriptor): Likewise.
18685 * vec.c (vec_descriptor): Likewise.
18687 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
18689 * Makefile.in (dce.o): Add $(EXCEPT_H).
18690 * dce.c: Include except.h and delete redundant vector definitions.
18691 (deletable_insn_p): Return false for non-call insns that can throw
18694 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
18696 * gcse.c (ae_gen): Remove.
18697 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
18698 and make non-static function to make it available in store-motion.c.
18699 Update call sites with search-and-replace.
18700 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
18701 extract_mentioned_regs, extract_mentioned_regs_helper,
18702 find_moveable_store, compute_store_table, load_kills_store, find_loads,
18703 store_killed_in_insn, store_killed_after, store_killed_before,
18704 build_store_vectors, insert_insn_start_basic_block, insert-store,
18705 remove_reachable_equiv_notes, replace_store_insn, delete_store,
18706 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
18707 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
18708 * store-motion.c: ...new file. Also copy data structures from gcse.c
18709 and clean up to remove parts not used by store motion.
18710 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
18711 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
18713 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18716 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
18717 when optimizing for size.
18719 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
18721 * gcse.c (gcse_constant_p): Fix typo in last change.
18723 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18725 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
18727 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
18729 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
18731 2009-04-29 James E. Wilson <wilson@codesourcery.com>
18733 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
18734 CONST_HIGH_PART result.
18736 2009-04-29 Anatoly Sokolov <aesok@post.ru>
18738 * config/avr/avr.c (initial_elimination_offset): Rename to
18739 avr_initial_elimination_offset.
18740 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
18741 change return type to bool.
18742 (avr_can_eliminate): New function.
18743 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
18744 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
18745 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
18746 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
18747 avr_initial_elimination_offset.
18748 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
18749 (avr_initial_elimination_offset): Define.
18751 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
18752 Steven Bosscher <steven@gcc.gnu.org>
18754 PR rtl-optimization/39938
18755 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
18756 * cfgrtl.c: Include insn-attr.h.
18757 (rest_of_pass_free_cfg): New function.
18758 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
18759 * resource.c (init_resource_info): Remove call to df_analyze.
18761 2009-04-29 Richard Guenther <rguenther@suse.de>
18764 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
18765 allow conversion to signed integers.
18767 2009-04-29 Richard Guenther <rguenther@suse.de>
18769 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
18770 shifts of floating point vectors if the shift amount is
18771 a constant multiple of the element size.
18773 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
18774 Michael Matz <matz@suse.de>
18776 PR middle-end/39927
18778 * tree-outof-ssa.c (emit_partition_copy): New function.
18779 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
18780 insert_part_to_rtx_on_edge): Perform the partition base var
18781 copy using emit_partition_copy.
18782 (insert_value_copy_on_edge): Convert constants to the right mode.
18783 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
18784 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
18786 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18788 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
18789 scan backwards to try to find a constant to initialize it.
18791 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
18792 insn before the loop_end instruction, don't look past labels.
18794 2009-04-29 Richard Guenther <rguenther@suse.de>
18796 PR middle-end/39937
18797 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
18798 loose type conversions.
18799 (forward_propagate_addr_expr): Fix tuplification bug. Remove
18800 stmts only if there are no uses of its definition.
18802 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18804 * config/bfin/bfin.h (splitting_loops): Declare.
18805 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
18806 Reorder bit definitions to be ascending.
18807 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
18808 * config/bfin/bfin.c (splitting_loops): New variable.
18809 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
18810 (struct loop_info): Remove members INIT and LOOP_INIT.
18811 (bfin_optimize_loop): Don't set them. Reorder the code that generates
18812 the LSETUP sequence. Allow LC to be loaded from any register, but
18813 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
18814 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
18816 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
18817 of reload_completed.
18820 * config/bfin/bfin.md (movsi_insn): Refine constraints.
18822 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
18824 * Makefile.in (PLUGIN_VERSION_H): New.
18825 (OBJS-common): Remove plugin-version.o.
18826 (plugin.o): Depend on (PLUGIN_VERSION_H).
18827 (plugin-version.o): Remove.
18828 * configure: Regenerate
18829 * configure.ac: Create plugin-version.h.
18830 * gcc-plugin.h (plugin_gcc_version): Remove.
18831 (plugin_default_version_check): Change signature.
18832 * plugin-version.c: Remove.
18833 * plugin.c: Include plugin-version.h.
18834 (str_plugin_gcc_version_name): Remove.
18835 (try_init_one_plugin): Pass gcc version to plugin_init.
18836 (plugin_default_version_check): Both gcc and plugin versions are now
18839 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18841 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
18842 problematic last insns. Test for TYPE_CALL rather than CALL_P.
18843 Remove special case testing for last insn of inner loops. Don't fail
18844 if the loop ends with a jump, emit an extra nop instead.
18846 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
18847 DREGS rather than comparing directly. Remove code that tries to
18848 account for latencies.
18850 2009-04-29 Richard Guenther <rguenther@suse.de>
18852 PR tree-optimization/39941
18853 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
18854 eliminating an indirect call.
18856 2009-04-29 Richard Guenther <rguenther@suse.de>
18858 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
18859 parameter. Allow invariants as base if !require_lvalue.
18860 (verify_gimple_assign_single): Adjust.
18862 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18864 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
18865 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
18866 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
18867 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
18868 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
18870 * config/bfin/bfin.c (bfin_expand_builtin,
18871 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
18873 2009-04-28 Richard Guenther <rguenther@suse.de>
18875 * tree-vect-loop.c (get_initial_def_for_induction): Use
18876 correct types for pointer increment.
18878 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18880 * toplev.c (print_version): Update GMP version string calculation.
18882 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
18884 PR rtl-optimization/39938
18885 * resource.c (init_resource_info): Add call to df_analyze.
18887 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18889 * config/alpha/alpha.md (usegp): Cast the result of
18890 alpha_find_lo_sum_using_gp to enum attr_usegp.
18891 * config/alpha/alpha.c (override_options): Remove end-of-structure
18892 marker element from cpu_table. Use array size of cpu_table to handle
18893 -mcpu and -mtune options.
18894 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
18896 2009-04-28 Joseph Myers <joseph@codesourcery.com>
18898 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
18899 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
18900 tune_32 and tune_64.
18901 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
18902 support on PowerPC.
18903 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
18904 * config/rs6000/option-defaults.h: ... here. New file.
18905 (OPT_64, OPT_32): Define.
18906 (MASK_64BIT): Define to 0 if not already defined.
18907 (OPT_ARCH64, OPT_ARCH32): Define.
18908 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
18911 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18913 * config/arm/arm.c (arm_override_options): Emit error on using
18916 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18918 PR rtl-optimization/39914
18919 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18920 registers for allocnos created from user-defined variables only
18921 when not optimizing.
18923 2009-04-28 Richard Guenther <rguenther@suse.de>
18925 PR middle-end/39937
18926 * fold-const.c (fold_binary): Use distribute_real_division only
18929 2009-04-28 Steve Ellcey <sje@cup.hp.com>
18931 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
18932 add hpux-stdint.h to tm_file.
18933 (hppa[12]*-*-hpux11*): Ditto.
18934 (ia64*-*-hpux*): Ditto.
18935 * config/hpux-stdint.h: New.
18936 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
18937 __STDC_EXT__ for all compiles.
18938 * config/pa/pa-hpux.h: Ditto.
18939 * config/pa/pa-hpux10.h: Ditto.
18940 * config/pa/pa-hpux11.h: Ditto.
18942 2009-04-28 Catherine Moore <clm@codesourcery.com>
18944 * debug.h (set_name): Add comment.
18946 2009-04-28 Andrew Pinski <pinskia@gmail.com>
18949 * config/darwin.c (machopic_gen_offset): Check
18950 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
18951 * config/arm/arm.c (require_pic_register): Likewise.
18953 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
18955 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
18956 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
18957 m32c_promote_prototypes): Delete.
18959 2009-04-28 Michael Matz <matz@suse.de>
18961 PR middle-end/39922
18962 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
18965 2009-04-28 Richard Guenther <rguenther@suse.de>
18967 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
18969 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18971 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
18972 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
18973 * config/arm/arm-tune.md: Regenerate.
18975 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
18977 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
18978 block if there are complex incoming edges.
18979 (sel_merge_blocks): Remove useless assert.
18980 (sel_redirect_edge_and_branch): Check that edge was redirected.
18981 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
18982 (sel_find_rgns): Delete declaration.
18983 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
18984 the region when it is not a preheader.
18986 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18989 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
18991 2009-04-28 Richard Guenther <rguenther@suse.de>
18993 * tree.h (SSA_NAME_VALUE): Remove.
18994 (struct tree_ssa_name): Remove value_handle member.
18995 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
18996 array for jump threading.
18997 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
18999 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19000 * tree-flow.h (threadedge_initialize_values): Declare.
19001 (threadedge_finalize_values): Likewise.
19002 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19003 (SSA_NAME_VALUE): Define.
19004 (threadedge_initialize_values): New function.
19005 (threadedge_finalize_values): Likewise.
19006 * tree-ssa-dom.c (ssa_name_values): New global variable.
19007 (SSA_NAME_VALUE): Define.
19008 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19010 2009-04-28 Ira Rosen <irar@il.ibm.com>
19012 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19013 Use REPORT_VECTORIZED_LOCATIONS instead
19014 REPORT_VECTORIZED_LOOPS.
19015 * tree-vectorizer.c (vect_verbosity_level): Make static.
19016 (vect_loop_location): Rename to vect_location.
19017 (vect_set_verbosity_level): Update comment.
19018 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19020 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19021 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19022 instead REPORT_UNVECTORIZED_LOOPS.
19023 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19024 and vect_loop_def to vect_external_def and vect_internal_def.
19025 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19026 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19027 REPORT_UNVECTORIZED_LOCATIONS.
19028 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19029 and vect_used_in_loop and to vect_unused_in_scope and
19030 vect_used_in_scope.
19031 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19032 (vect_verbosity_level): Remove declaration.
19033 (vect_analyze_operations): Likewise.
19034 (vect_analyze_stmt): Declare.
19035 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19036 REPORT_UNVECTORIZED_LOCATIONS.
19037 (vect_get_loop_niters): Fix indentation.
19038 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19039 (vect_analyze_loop_operations): New function.
19040 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19041 vect_analyze_operations.
19042 (vect_is_simple_reduction): Use new names.
19043 (vectorizable_live_operation, vect_transform_loop): Likewise.
19044 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19045 to specify whether the data references can be a part of interleaving
19047 (vect_analyze_data_ref_dependence): Use new names.
19048 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19049 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19050 * tree-vect-patterns.c (widened_name_p): Use new names.
19051 (vect_recog_dot_prod_pattern): Likewise.
19052 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19053 (process_use, vect_mark_stmts_to_be_vectorized,
19054 vect_model_simple_cost, vect_model_store_cost,
19055 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19056 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19057 vectorizable_operation, vectorizable_type_demotion,
19058 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19059 vectorizable_condition): Likewise.
19060 (vect_analyze_operations): Split into vect_analyze_loop_operations
19062 (vect_analyze_stmt): ... new function.
19063 (new_stmt_vec_info): Use new names.
19064 (vect_is_simple_use): Use new names and fix comment.
19065 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19066 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19068 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19071 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19072 and integer modes for x87 operands. Do not ICE for unsupported size,
19073 generate error instead. Generate error for unsupported operand types.
19074 ['z']: Do not handle HImode memory operands specially. Warning
19075 for floating-point operands. Fallthru to 'Z' for unsupported operand
19076 types. Do not ICE for unsupported size, generate error instead.
19077 (output_387_binary_op): Use %Z to output operands.
19078 (output_fp_compare): Ditto.
19079 (output_387_reg_move): Ditto.
19081 2009-04-28 Ben Elliston <bje@au.ibm.com>
19086 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19088 * builtins.c (c_strlen): Do not warn here.
19089 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19090 * c-common.c (pointer_int_sum): Take an explicit location.
19091 Warn about offsets out of bounds.
19092 * c-common.h (pointer_int_sum): Adjust declaration.
19094 2009-04-27 Ian Lance Taylor <iant@google.com>
19096 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19098 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19099 * df-core.c (df_set_flags): Change return type to int. Change
19100 type of old_flags to int.
19101 (df_clear_flags): Likewise.
19102 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19103 (df_get_conditional_uses): Likewise.
19104 * df.h (df_set_flags, df_clear_flags): Update declarations.
19105 * dwarf2out.c (struct indirect_string_node): Change type of form
19106 field to enum dwarf_form.
19107 (AT_string_form): Change return type to enum dwarf_form.
19108 * fixed-value.c (fixed_compare): Add cast to enum type.
19109 * fwprop.c (update_df): Change 0 to VOIDmode.
19110 * gensupport.c: Change 0 to UNKNOWN.
19111 * gimple.h (gimple_cond_code): Add cast to enum type.
19112 * haifa-sched.c (reemit_notes): Add cast to enum type.
19113 * hooks.c (hook_int_void_no_regs): Remove function.
19114 * hooks.h (hook_int_void_no_regs): Remove declaration.
19115 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19116 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19117 * real.c (real_arithmetic): Add cast to enum type.
19118 (real_compare): Likewise.
19119 * target.h (struct gcc_target): Change return type of
19120 branch_target_register_class to enum reg_class.
19121 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19122 default_branch_target_register_class.
19123 * targhooks.c (default_branch_target_register_class): New function.
19124 * targhooks.h (default_branch_target_register_class): Declare.
19125 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19126 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19128 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19130 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19131 vect_uninitialized_def. Change 0 to ERROR_MARK.
19132 * tree-vect-stmts.c (supportable_widening_operation): Don't
19133 initialize icode1 and icode2.
19134 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19135 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19137 (cmn_err_flag_specs): Change 0 to STD_C89.
19138 (cmn_err_char_table): Likewise.
19139 * config/arm/arm.c (get_arm_condition_code): Change type of code
19140 to enum arm_cond_code.
19141 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19142 (IWMMXT_BUILTIN2): Likewise.
19143 (neon_builtin_type_bits): Don't define typedef.
19144 (neon_builtin_datum): Change type of bits field to int.
19145 (arm_expand_neon_args): Add cast to enum type.
19146 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19148 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19149 casts to enum type.
19150 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19152 * config/mips/mips.md (jal_macro): Return enum constant.
19153 (single_insn): Likewise.
19154 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19156 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19157 casts to enum type.
19158 * config/s390/s390.c (s390_tune_flags): Change type to int.
19159 (s390_arch_flags): Likewise.
19160 (s390_handle_arch_option): Change flags field of struct pta to int.
19161 * config/s390/s390.h (s390_tune_flags): Update declaration.
19162 (s390_arch_flags): Likewise.
19163 * config/sh/sh.c (prepare_move_operands): Compare
19164 tls_symbolic_operand result with enum constant.
19165 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19166 (sh_expand_prologue): Add cast to enum type.
19167 (sh_expand_epilogue): Likewise.
19168 (tls_symbolic_operand): Change return type to enum tls_model.
19169 (fpscr_set_from_mem): Add cast to enum type.
19170 (legitimize_pic_address): Compare tls_symbolic_operand result with
19172 (sh_target_reg_class): Change return type to enum reg_class.
19173 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19175 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19176 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19177 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19178 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19179 (delayed_branch, tls_call_delay): Likewise.
19180 (eligible_for_sibcall_delay): Likewise.
19181 (eligible_for_return_delay): Likewise.
19182 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19183 (spu_expand_builtin_1): Likewise.
19185 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19186 for all types of conversions.
19187 (output_init_element): Issue -Wc++-compat warning if needed when
19188 initializing a bitfield with enum type.
19189 * c-parser.c (c_parser_expression): Set original_type to
19190 original_type of right hand operand of comma operator.
19192 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19194 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19196 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19197 * doc/cpp.texi (Standard Predefined Macros)
19198 (Implementation-defined behavior): Likewise.
19199 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19200 * doc/gimple.texi (GIMPLE Exception Handling)
19201 (@code{GIMPLE_ASSIGN}): Likewise.
19202 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19203 * doc/invoke.texi (Warning Options, Optimize Options)
19204 (AVR Options, Darwin Options): Likewise.
19205 (Optimize Options): Reformulate -fwhole-program description.
19206 * doc/loop.texi (Lambda): Likewise.
19207 * doc/md.texi (Output Template, Define Constraints)
19208 (Standard Names, Insn Splitting): Likewise.
19209 * doc/options.texi (Option properties): Likewise.
19210 * doc/passes.texi (Tree-SSA passes): Likewise.
19211 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19212 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19213 (File Names and DBX): Likewise.
19214 * doc/trouble.texi (Incompatibilities): Likewise.
19216 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19218 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19219 instruction is correct.
19221 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19223 Allow non-constant arguments to conversion intrinsics.
19224 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19225 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19226 * spu.c (print_operand): Handle 'v' and 'w'.
19227 (exp2_immediate_p, spu_gen_exp2): Define.
19228 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19229 spu_convtf_1): Update parameter descriptions.
19230 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19231 * constraints.md ('v', 'w'): New.
19232 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19234 (i2f, I2F): New define_mode_attr.
19235 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19236 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19237 fixuns_truncv4sfv4si2): Update to use mode attribute.
19238 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19239 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19240 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19241 patterns for combine.
19243 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19245 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19246 (cprop, hoist, pre, store_motion): New debug counters.
19247 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19248 is not an RTL pass anymore.
19249 (pass_profiling): Remove extern decl for pass removed in 2005.
19250 (pass_gcse, pass_jump_bypass): Remove.
19251 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19252 to 0 for clean state.
19253 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19254 * cse.c (gate_handle_cse_after_global_opts,
19255 rest_of_handle_cse_after_global_opts): New functions.
19256 (pass_cse_after_global_opts): New pass, does local CSE.
19257 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19258 (TV_CPROP): New timevar.
19259 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19260 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19261 (gcse_main, recompute_all_luids): Remove.
19262 (compute_hash_table_work): Call max_reg_num instead of reading
19264 (cprop_jump): Don't set run_jump_opt_after_gcse.
19265 (constprop_register): Always allow to alter jumps.
19266 (cprop_insn): Likewise.
19267 (do_local_cprop): Likewise.
19268 (local_cprop_pass): Likewise. Return non-zero if something changed.
19269 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19270 (find_implicit_sets): Add note about missed optimization opportunity.
19271 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19272 pass_rtl_cprop execute function.
19273 Don't bother tracking the pass number, each pass gets its own dumpfile
19275 Always allow to alter jumpsand bypass jumps.
19276 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19277 will just find no suitable set.
19278 (pre_edge_insert): Fix dumping, this function is for PRE only.
19279 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19280 pass_rtl_pre execute function.
19281 (hoist_code): Return non-zero if something changed. Keep track of
19282 substitutions and insertions for statistics gathering similar to PRE.
19283 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19284 called from the pass_rtl_hoist execute function. Show pass statistics.
19285 (compute_store_table): Use max_reg_num directly instead of using the
19286 formerly global max_gcse_regno.
19287 (build_store_vectors): Likewise.
19288 (replace_store_insn): Fix dumping.
19289 (store_motion): Rename to ...
19290 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19291 pass, called from the pass_rtl_store_motion execute function. Keep
19292 track of substitutions and insertions for statistics gathering similar
19294 (bypass_jumps): Remove, fold interesting bits into ...
19295 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19296 from the pass_rtl_cprop execute function.
19297 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19298 pass_jump_bypass): Remove.
19299 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19300 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19301 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19302 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19303 (gate_rtl_store_motion, execute_rtl_store_motion,
19304 pass_rtl_store_motion): New.
19305 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19306 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19307 * passes.c (init_optimization_passes): Remove pass_gcse and
19308 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19309 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19310 instead of pass_jump_bypass.
19312 2009-04-27 Richard Guenther <rguenther@suse.de>
19314 PR middle-end/39928
19315 * gimplify.c (gimplify_expr): If we are required to create
19316 a temporary make sure it ends up as register.
19318 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19321 * config/i386/i386.c (construct_container): Don't call
19322 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19323 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19325 2009-04-27 Michael Matz <matz@suse.de>
19327 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19328 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19329 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19330 (dump_replaceable_exprs): Take a bitmap.
19331 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19333 (expand_gimple_basic_block): Likewise.
19334 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19335 replaceable_expressions member a bitmap.
19336 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19337 (mark_replaceable): Likewise.
19338 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19339 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19341 2009-04-27 Richard Guenther <rguenther@suse.de>
19343 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19344 (verify_stmts): Dispatch to gimple/type verification code.
19345 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19346 issue with call argument types.
19348 2009-04-27 Michael Matz <matz@suse.de>
19350 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19351 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19354 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19355 Eric Botcazou <ebotcazou@adacore.com>
19357 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19358 a label's basic block.
19359 (mark_target_live_regs): Tidy and rework obsolete comments.
19360 Change back DF problem to LIVE. If a label starts a basic block,
19361 assume that all registers that used to be live then still are.
19362 (init_resource_info): If a label starts a basic block, set its
19363 BLOCK_FOR_INSN accordingly.
19364 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19366 2009-04-27 Richard Guenther <rguenther@suse.de>
19368 * tree-flow-inline.h (function_ann): Remove.
19369 (get_function_ann): Likewise.
19370 * tree-dfa.c (create_function_ann): Remove.
19371 * tree-flow.h (struct static_var_ann_d): Remove.
19372 (struct function_ann_d): Likewise.
19373 (union tree_ann_d): Remove fdecl member.
19374 (function_ann_t): Remove.
19375 (function_ann, get_function_ann, create_function_ann): Remove
19378 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19380 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19382 2009-04-27 Jan Hubicka <jh@suse.cz>
19384 * ipa-pure-const.c (struct funct_state_d): New fields
19385 state_previously_known, looping_previously_known; remove
19386 state_set_in_source.
19387 (analyze_function): Use new fields.
19388 (propagate): Avoid assumption that state_set_in_source imply
19391 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19392 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19393 * cfgloop.h (finite_loop_p): Declare.
19395 2009-04-26 Michael Matz <matz@suse.de>
19397 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19399 2009-04-26 Michael Matz <matz@suse.de>
19401 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19402 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19403 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19404 pass_mark_used_blocks): Remove.
19405 * tree-optimize.c (pass_free_datastructures,
19406 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19407 * passes.c (init_optimization_passes): Don't call
19408 pass_mark_used_blocks, remove dead code.
19410 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19412 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19413 * tree-ssa-live.h (register_ssa_partition): Likewise.
19415 2009-04-26 Michael Matz <matz@suse.de>
19418 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19419 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19420 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19422 (compare_pairs): Swap cost comparison.
19423 (coalesce_ssa_name): Don't use change_partition_var.
19424 * tree-nrv.c (struct nrv_data): Add modified member.
19425 (finalize_nrv_r): Set it.
19426 (tree_nrv): Use it to update statements.
19427 (pass_nrv): Require PROP_ssa.
19428 * tree-mudflap.c (mf_decl_cache_locals,
19429 mf_build_check_statement_for): Use make_rename_temp.
19430 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19431 * alias.c (find_base_decl): Handle SSA names.
19432 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19433 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19434 * rtl.h (set_reg_attrs_for_parm): Declare.
19435 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19436 to "optimized", remove unused locals at finish.
19437 (execute_free_datastructures): Make global, call
19438 delete_tree_cfg_annotations.
19439 (execute_free_cfg_annotations): Don't call
19440 delete_tree_cfg_annotations.
19442 * ssaexpand.h: New file.
19443 * expr.c (toplevel): Include ssaexpand.h.
19444 (expand_assignment): Handle SSA names the same as register variables.
19445 (expand_expr_real_1): Expand SSA names.
19446 * cfgexpand.c (toplevel): Include ssaexpand.h.
19447 (SA): New global variable.
19448 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19449 (SSAVAR): New macro.
19450 (set_rtl): New helper function.
19451 (add_stack_var): Deal with SSA names, use set_rtl.
19452 (expand_one_stack_var_at): Likewise.
19453 (expand_one_stack_var): Deal with SSA names.
19454 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19455 before unique numbers.
19456 (expand_stack_vars): Use set_rtl.
19457 (expand_one_var): Accept SSA names, add asserts for them, feed them
19458 to above subroutines.
19459 (expand_used_vars): Expand all partitions (without default defs),
19460 then only the local decls (ignoring those expanded already).
19461 (expand_gimple_cond): Remove edges when jumpif() expands an
19462 unconditional jump.
19463 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19464 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19466 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19467 members of SA; deal with PARM_DECL partitions here; expand
19468 all PHI nodes, free tree datastructures and SA. Commit instructions
19469 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19470 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19471 info and statements at start, collect garbage at finish.
19472 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19473 (VAR_ANN_PARTITION) Remove.
19474 (change_partition_var): Don't declare.
19475 (partition_to_var): Always return SSA names.
19476 (var_to_partition): Only accept SSA names.
19477 (register_ssa_partition): Only check argument.
19478 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19480 (delete_var_map): Don't free it.
19481 (var_union): Only accept SSA names, simplify.
19482 (partition_view_init): Mark only useful SSA names as used.
19483 (partition_view_fini): Only deal with SSA names.
19484 (change_partition_var): Remove.
19485 (dump_var_map): Use ssa_name instead of partition_to_var member.
19486 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19488 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19489 (struct _elim_graph): New member const_dests; nodes member vector of
19491 (set_location_for_edge): New static helper.
19492 (create_temp): Remove.
19493 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
19494 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
19495 (new_elim_graph): Allocate const_dests member.
19496 (clean_elim_graph): Truncate const_dests member.
19497 (delete_elim_graph): Free const_dests member.
19498 (elim_graph_size): Adapt to new type of nodes member.
19499 (elim_graph_add_node): Likewise.
19500 (eliminate_name): Likewise.
19501 (eliminate_build): Don't take basic block argument, deal only with
19502 partition numbers, not variables.
19503 (get_temp_reg): New static helper.
19504 (elim_create): Use it, deal with RTL temporaries instead of trees.
19505 (eliminate_phi): Adjust all calls to new signature.
19506 (assign_vars, replace_use_variable, replace_def_variable): Remove.
19507 (rewrite_trees): Only do checking.
19508 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
19509 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
19510 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
19511 contains_tree_r, MAX_STMTS_IN_LATCH,
19512 process_single_block_loop_latch, analyze_edges_for_bb,
19513 perform_edge_inserts): Remove.
19514 (expand_phi_nodes): New global function.
19515 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
19516 functions, initialize new parameter, remember partitions having a
19518 (finish_out_of_ssa): New global function.
19519 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
19520 don't reset in_ssa_p here, don't disable TER when mudflap.
19521 (pass_del_ssa): Remove.
19522 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
19524 (execute_free_datastructures): Declare.
19525 * Makefile.in (SSAEXPAND_H): New variable.
19526 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
19527 * basic-block.h (commit_one_edge_insertion): Declare.
19528 * passes.c (init_optimization_passes): Move pass_nrv and
19529 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
19530 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
19531 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
19532 (redirect_branch_edge): Deal with super block when expanding, split
19533 out jump patching itself into ...
19534 (patch_jump_insn): ... here, new static helper.
19536 2009-04-26 Michael Matz <matz@suse.de>
19538 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
19539 beyond num_ssa_names.
19540 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
19541 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
19543 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19545 PR inline-asm/39543
19546 * fwprop.c (forward_propagate_asm): New function.
19547 (forward_propagate_and_simplify): Propagate also into __asm, if it
19548 doesn't increase the number of referenced registers.
19551 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
19553 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19555 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
19556 note_nonlocal_vla_type for nonlocal VLAs.
19557 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
19558 contains_remapped_vars, remap_vla_decls): New functions.
19559 (convert_nonlocal_reference_stmt): If not optimizing, call
19560 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
19561 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
19562 if it wasn't found in var_map.
19563 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
19564 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
19565 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
19567 * gimplify.c (nonlocal_vlas): New variable.
19568 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
19570 (gimplify_body): Create and destroy nonlocal_vlas.
19572 * dwarf2out.c (loc_descr_plus_const): New function.
19573 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
19574 mem_loc_descriptor, loc_descriptor_from_tree_1,
19575 descr_info_loc, gen_variable_die): Use it.
19577 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
19578 !TREE_STATIC VAR_DECLs.
19579 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
19580 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
19581 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
19582 DECL_BY_REFERENCE is valid.
19583 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
19584 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
19585 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
19586 Copy DECL_BY_REFERENCE.
19587 (struct nesting_copy_body_data): New type.
19588 (nesting_copy_decl): New function.
19589 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
19590 if they have variable length.
19592 2009-04-26 Michael Matz <matz@suse.de>
19594 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
19595 mark new temporaries for renaming.
19597 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19600 * c-decl.c (global_bindings_p): Return negative value.
19601 (c_variable_size): New. Based on variable_size from
19603 (grokdeclarator): Call c_variable_size not variable_size.
19605 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
19607 * config/i386/i386.c (print_operand) ['z']: Fix typo.
19609 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
19611 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
19612 Redefine it to just use mingw/include.
19613 (ASM_SPEC): Rules for -m32 and -m64.
19614 (LINK_SPEC): Use Likewise.
19615 (SPEC_32): New define.
19616 (SPEC_64): Likewise.
19617 (SUB_LINK_SPEC): Likewise.
19618 (MULTILIB_DEFAULTS): New define.
19619 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
19620 Add multilib options.
19621 (MULTILIB_DIRNAMES): Likewise.
19622 (MULTILIB_OSDIRNAMES): Likewise.
19623 (LIBGCC): Likewise.
19624 (INSTALL_LIBGCC): Likewise.
19626 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19629 * c-tree.h (enum c_inline_static_type): New.
19630 (record_inline_static): Declare.
19631 * c-decl.c (struct c_inline_static, c_inline_statics,
19632 record_inline_static, check_inline_statics): New.
19633 (pop_file_scope): Call check_inline_statics.
19634 (start_decl): Call record_inline_static instead of pedwarning
19635 directly for static in inline function.
19636 * c-typeck.c (build_external_ref): Call record_inline_static
19637 instead of pedwarning directly for static referenced in inline
19640 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
19642 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
19643 not new but only being rescanned.
19644 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
19645 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
19646 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
19647 record_set_info, compute_set, grealloc): Remove.
19648 (recompute_all_luids): New function.
19649 (gcse_main): Don't compute sets, and don't do related memory
19650 allocations/free-ing. If something changed before the end of the
19651 pass, update LUIDs using recompute_all_luids.
19652 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
19653 (free_gcse_mem): Don't free it either.
19654 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
19655 Use the df insn LUIDs.
19656 (load_killed_in_block): Likewise.
19657 (compute_hash_table_work): Don't compute reg_set_in_block.
19658 (compute_transp): Use DF_REG_DEF_CHAINs.
19659 (local_cprop_pass): Don't use compute_sets and related functions.
19660 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
19661 Use get_max_uid() instead of max_cuid.
19662 (insert_insn_end_basic_block, pre_insert_copy_insn,
19663 update_ld_motion_stores): Don't try to
19664 keep reg_set tables up to date.
19665 (pre_insert_copies): Use df insn LUIDs.
19666 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
19667 (reg_set_info): Don't use extra bitmap argument.
19668 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
19669 information to compute regs_set_in_block.
19670 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
19671 (bypass_jumps): Don't use compute_sets and friends.
19673 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19676 * opts.c (undocumented_msg): Do not leave blank even with
19679 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19681 * c-decl.c (build_enumerator): Allow values folding to integer
19682 constants but not integer constant expressions with a pedwarn if
19685 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19688 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
19689 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
19690 type is an integer constant.
19692 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19695 * config/i386/i386.c (print_operand) ['z']: Revert handling of
19698 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19701 * c-decl.c (grokdeclarator): Diagnose declarations of functions
19702 with variably modified return type and no storage class
19703 specifiers, except for the case of nested functions. Distinguish
19704 extern declarations of functions with variably modified return
19705 types from those of objects with variably modified types.
19707 2009-04-25 Jan Hubicka <jh@suse.cz>
19709 * tree.c (list_equal_p): New function.
19710 * tree.h (list_equal_p): Declare.
19711 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19712 basic_block_def, basic_block, const_basic_block): New.
19713 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
19714 (redirect_eh_edge): New function.
19715 (make_eh_edge_update_phi): EH edges are not abnormal.
19716 * except.c: Include tree-flow.h.
19717 (list_match): New function.
19718 (eh_region_replaceable_by_p): New function.
19719 (replace_region): New function.
19720 (hash_type_list): New function.
19721 (hash_eh_region): New function.
19722 (eh_regions_equal_p): New function.
19723 (merge_peers): New function.
19724 (remove_unreachable_regions): Verify EH tree when checking;
19726 (copy_eh_region_1): New function.
19727 (copy_eh_region): New function.
19728 (push_reachable_handler): New function.
19729 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
19730 regions without label but with live RESX.
19731 * except.h (redirect_eh_edge_to_label): New.
19732 * tree-flow.h (redirect_eh_edge): New.
19733 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19734 basic_block_def, basic_block, const_basic_block): Remove.
19735 * Makefile.in (except.o): Add dependency on tree-flow.h
19736 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
19737 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
19740 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
19743 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
19744 on the destination of memcpy.
19746 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
19748 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
19749 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
19750 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
19752 2009-04-25 Jan Hubicka <jh@suse.cz>
19754 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
19755 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
19756 to be reached by different label than left.
19757 (update_eh_edges): Update comment; remove edge_to_remove if possible
19758 and return true if suceeded.
19759 (cleanup_empty_eh): Accept sharing map; handle shared regions.
19760 (cleanup_eh): Compute sharing map.
19761 * except.c (remove_eh_handler_and_replace): Add argument if we should
19763 (remove_unreachable_regions): Update for label sharing.
19764 (label_to_region_map): Likewise.
19765 (get_next_region_sharing_label): New function.
19766 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
19768 (remove_eh_handler): Update.
19769 (remove_eh_region_and_replace_by_outer_of): New function.
19770 * except.h (struct eh_region): Add next_region_sharing_label.
19771 (remove_eh_region_and_replace_by_outer_of,
19772 get_next_region_sharing_label): Declare.
19773 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
19775 2009-04-25 Jan Hubicka <jh@suse.cz>
19777 * tree-cfg.c (split_critical_edges): Split also edges where we can't
19778 insert code even if they are not critical.
19780 2009-04-25 Jan Hubicka <jh@suse.cz>
19782 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19783 (gimple_can_remove_branch_p): EH edges won't remove branch by
19785 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
19786 updating of non-abnormal EH edges.
19787 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19788 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
19789 (split_critical_edges): Split also edges where emitting code on them
19790 will lead to splitting later.
19792 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19793 H.J. Lu <hongjiu.lu@intel.com>
19796 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
19797 the configured assembler supports fildq and fistpq mnemonics.
19798 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
19799 * configure: Regenerated.
19800 * config.in: Ditto.
19802 * config/i386/i386.c (print_operand): Handle 'Z'.
19803 ['z']: Remove handling of special fild/fist suffixes.
19804 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
19805 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
19806 suffix of fild insn.
19807 (*floatsi<mode>2_vector_mixed): Ditto.
19808 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
19809 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
19810 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
19811 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
19812 * config/i386/gas.h (GAS_MNEMONICS): Remove.
19814 2009-04-25 Ben Elliston <bje@au.ibm.com>
19816 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
19817 the source of a set operation.
19819 2009-04-25 Anatoly Sokolov <aesok@post.ru>
19821 * target.h (struct gcc_target): Add case_values_threshold field.
19822 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
19823 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
19824 * targhooks.c (default_case_values_threshold): New function.
19825 * targhooks.h (default_case_values_threshold): Declare function.
19826 * stmt.c (expand_case): Use case_values_threshold target hook.
19827 * expr.h (case_values_threshold): Remove declartation.
19828 * expr.c (case_values_threshold): Remove function.
19829 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
19831 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
19832 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19833 (avr_case_values_threshold): Declare as static.
19834 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
19836 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
19837 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19838 (mn10300_case_values_threshold): New function.
19840 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19842 * ira.c (setup_cover_and_important_classes): Add enum cast.
19844 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
19846 * genpreds.c (write_enum_constraint_num): Output definition of
19847 CONSTRAINT_NUM_DEFINED_P macro.
19848 * ira.c (setup_cover_and_important_classes): Use
19849 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
19851 2009-04-24 DJ Delorie <dj@redhat.com>
19853 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
19854 __SH2A_SINGLE_ONLY__ also.
19856 2009-04-24 Steve Ellcey <sje@cup.hp.com>
19858 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
19859 (movdf_internal): Ditto.
19860 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
19861 SFmode and DFmode constants.
19862 (ia64_print_operand): Add 'G' format for printing
19863 floating point constants.
19865 2009-04-24 Richard Guenther <rguenther@suse.de>
19867 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
19868 from unsigned additions.
19870 2009-04-24 Joseph Myers <joseph@codesourcery.com>
19872 * c-typeck.c (set_init_index): Allow array designators that are
19873 not integer constant expressions with a pedwarn if pedantic.
19875 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19877 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
19878 zero if no overlap in nonzero bits between the operands.
19880 2009-04-24 Ian Lance Taylor <iant@google.com>
19882 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
19883 (record_dead_and_set_regs): Likewise.
19884 * df.h (struct df_mw_hardreg): Change flags field to int.
19885 (struct df_base_ref): Likewise.
19886 (struct df): Change changeable_flags field to int.
19887 * df-scan.c (df_defs_record): Change clobber_flags to int.
19888 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
19889 constants rather than #define macros.
19890 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
19891 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
19892 (enum dwarf_calling_convention): Likewise.
19893 (enum dwarf_line_number_x_ops): Likewise.
19894 (enum dwarf_call_frame_info): Likewise.
19895 (enum dwarf_source_language): Likewise.
19896 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
19897 (add_calling_convention_attribute): Likewise.
19898 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
19899 (combine_comparisons): Change compcode to int. Add cast to enum type.
19900 * genrecog.c (maybe_both_true_2): Change c to int.
19901 (write_switch): Likewise. Add cast to enum type.
19902 * gimplify.c (gimplify_omp_for): Handle return values from
19903 gimplify_expr using MIN rather than bitwise or.
19904 (gimplify_expr): Add cast to enum type.
19905 * ipa-prop.c (update_jump_functions_after_inlining): Change
19906 IPA_BOTTOM to IPA_JF_UNKNOWN.
19907 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
19908 Add casts to enum type.
19909 (setup_cover_and_important_classes): Change cl to int. Add casts
19911 (setup_class_translate): Change cl and mode to int.
19912 (ira_init_once): Change mode to int.
19913 (free_register_move_costs): Likewise.
19914 (setup_prohibited_mode_move_regs): Add casts to enum type.
19915 * langhooks.c (add_builtin_function_common): Rework assertion that
19916 value fits bitfield.
19917 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
19918 * omega.c (omega_do_elimination): Avoid math on enum types.
19919 * optabs.c (expand_vec_shift_expr): Remove casts to int.
19920 * opts.c (set_debug_level): Change 2 to enum constant. Use new
19921 int local to handle integral_argment value.
19922 * regmove.c (try_auto_increment): Change PUT_MODE to
19924 * reload.c (push_secondary_reload): Add casts to enum type.
19925 (secondary_reload_class, find_valid_class): Likewise.
19926 * reload1.c (emit_input_reload_insns): Likewise.
19927 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
19928 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
19929 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
19931 * tree.c (build_common_builtin_nodes): Add casts to enum type.
19932 * tree-complex.c (complex_lattice_t): Typedef to int rather than
19934 (expand_complex_libcall): Add casts to enum type.
19935 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
19936 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
19937 with ERROR_MARK, not NUM_TREE_CODES.
19938 (vect_create_epilog_for_reduction): Likewise.
19939 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
19940 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
19941 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
19943 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
19944 vect_unused_in_loop. Change 0 to loop_vect.
19945 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
19946 * var-tracking.c (get_init_value): Change return type to enum
19948 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
19949 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
19951 (arm_override_options): Add casts to enum type.
19952 (arm_emit_tls_decoration): Likewise.
19953 * config/i386/i386.c (ix86_function_specific_restore): Add casts
19955 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
19956 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
19957 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
19959 * config/s390/s390.c (code_for_builtin_64): Change to array of
19961 (code_for_builtin_31): Likewise.
19962 (s390_expand_builtin): Change code_for_builtin to enum insn_code
19964 * config/sparc/sparc.c (sparc_override_options): Change value
19965 field in struct code_model to enum cmodel. In initializer change
19966 0 to NULL and add cast to enum type.
19968 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
19969 Change all callers. Issue a -Wc++-compat warning using
19970 lhs_origtype if necessary.
19971 (convert_for_assignment): Issue -Wc++-compat warnings about
19972 invalid conversions to enum type on assignment.
19973 * c-common.h (build_modify_expr): Update declaration.
19975 2009-04-24 Nick Clifton <nickc@redhat.com>
19977 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
19978 (function_arg_advance): Likewise.
19979 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
19982 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19984 * config/s390/constraints.md ('I', 'J'): Fix condition.
19986 2009-04-24 Diego Novillo <dnovillo@google.com>
19988 * gengtype-parse.c (parse_error): Add newline after message.
19990 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19992 * config/i386/sse.md (avxmodesuffixs): Removed.
19993 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
19994 (*avx_pinsr<ssevecsize>): This.
19996 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19998 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
19999 follow chains of regs with a single definition, and allow expressions
20000 that are function_invariant_p.
20001 (simple_rhs_p): Allow expressions that are function_invariant_p.
20003 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20005 PR middle-end/39867
20006 * fold-const.c (fold_cond_expr_with_comparison): When folding
20007 > and >= to MAX, make sure the MAX uses the same type as the
20008 comparison's operands.
20010 2009-04-24 Nick Clifton <nickc@redhat.com>
20012 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20013 addressing for DImode accesses.
20014 (frv_print_operand_address): Handle PLUS case.
20015 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20017 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20019 PR rtl-optimization/39794
20020 * alias.c (canon_true_dependence): Add x_addr argument.
20021 * rtl.h (canon_true_dependence): Adjust prototype.
20022 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20023 * cselib.c (cselib_invalidate_mem): Likewise.
20024 * gcse.c (compute_transp): Likewise.
20025 * dse.c (scan_reads_nospill): Likewise.
20026 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20027 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20028 canon_base_addr of the group, plus optional offset.
20029 (struct group_info): Rename canon_base_mem to
20031 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20032 canon_rtx of base_mem.
20034 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20036 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20037 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20039 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20041 * config/spu/spu-builtins.h: Delete file.
20043 * config/spu/spu.h (enum spu_builtin_type): Move here from
20045 (struct spu_builtin_description): Likewise. Add GTY marker.
20046 Do not use enum spu_function_code or enum insn_code.
20047 (spu_builtins): Add extern declaration.
20049 * config/spu/spu.c: Do not include "spu-builtins.h".
20050 (enum spu_function_code, enum spu_builtin_type_index,
20051 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20052 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20053 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20054 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20055 (spu_builtin_types): Make static. Add GTY marker.
20056 (spu_builtins): Add extern declaration with GTY marker.
20057 Include "gt-spu.h".
20059 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20060 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20061 Check programmatically whether all parameters are scalar.
20063 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20065 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20067 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20068 assignment from the constructor either if the target is volatile.
20070 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20072 * config/arm/arm.md (insv): Do not share operands[0].
20074 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20076 * config/vxlib-tls.c (active_tls_threads): Delete.
20077 (delete_hook_installed): New.
20078 (tls_delete_hook): Don't delete the delete hook.
20079 (tls_destructor): Delete it here.
20080 (__gthread_set_specific): Adjust installing the delete hook.
20081 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20082 __gthread_leave_tsd_dtor_context.
20084 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20086 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20088 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20090 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20092 (alpha_rtx_costs): Ditto.
20093 (emit_unlikely_jump): Use add_reg_note.
20094 (emit_frame_store_1): Ditto.
20095 (alpha_expand_prologue): Ditto.
20096 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20097 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20099 2009-04-23 Nick Clifton <nickc@redhat.com>
20101 * config/v850/v850.md (epilogue): Remove suppressed code.
20102 (return): Rename to return_simple and remove test of frame size.
20103 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20104 to gen_return_simple.
20106 2009-04-22 Jing Yu <jingyu@google.com>
20109 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20111 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20114 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20115 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20116 value is a VECTOR_CST, the element type is the element type of the
20119 2009-04-22 DJ Delorie <dj@redhat.com>
20121 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20123 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20125 * alias.c (find_base_term): Move around LO_SUM case, so that
20126 CONST falls through into PLUS/MINUS handling.
20129 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20130 into 0, use omit_one_operand.
20132 2009-04-23 Ben Elliston <bje@au.ibm.com>
20134 * config/rs6000/linux-unwind.h (get_regs): Remove type
20135 puns. Change the type of `pc' to an array of unsigned ints and
20136 update all users. Constify frame24.
20138 2009-04-22 DJ Delorie <dj@redhat.com>
20140 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20141 declarations before code.
20142 (current_function_special_page_vector): Likewise.
20143 (m32c_expand_insv): Silence a warning.
20145 2009-04-21 Taras Glek <tglek@mozilla.com>
20147 * alias.c: Update GTY annotations to new syntax.
20148 * basic-block.h: Likewise.
20149 * bitmap.h: Likewise.
20150 * c-common.h: Likewise.
20151 * c-decl.c: Likewise.
20152 * c-parser.c: Likewise.
20153 * c-pragma.c: Likewise.
20154 * c-tree.h: Likewise.
20155 * cfgloop.h: Likewise.
20156 * cgraph.h: Likewise.
20157 * config/alpha/alpha.c: Likewise.
20158 * config/arm/arm.h: Likewise.
20159 * config/avr/avr.h: Likewise.
20160 * config/bfin/bfin.c: Likewise.
20161 * config/cris/cris.c: Likewise.
20162 * config/darwin.c: Likewise.
20163 * config/frv/frv.c: Likewise.
20164 * config/i386/i386.c: Likewise.
20165 * config/i386/i386.h: Likewise.
20166 * config/i386/winnt.c: Likewise.
20167 * config/ia64/ia64.h: Likewise.
20168 * config/iq2000/iq2000.c: Likewise.
20169 * config/mips/mips.c: Likewise.
20170 * config/mmix/mmix.h: Likewise.
20171 * config/pa/pa.c: Likewise.
20172 * config/pa/pa.h: Likewise.
20173 * config/rs6000/rs6000.c: Likewise.
20174 * config/s390/s390.c: Likewise.
20175 * config/sparc/sparc.c: Likewise.
20176 * config/xtensa/xtensa.c: Likewise.
20177 * cselib.h: Likewise.
20178 * dbxout.c: Likewise.
20179 * dwarf2out.c: Likewise.
20180 * except.c: Likewise.
20181 * except.h: Likewise.
20182 * fixed-value.h: Likewise.
20183 * function.c: Likewise.
20184 * function.h: Likewise.
20185 * gimple.h: Likewise.
20186 * integrate.c: Likewise.
20187 * optabs.c: Likewise.
20188 * output.h: Likewise.
20189 * real.h: Likewise.
20191 * stringpool.c: Likewise.
20192 * tree-data-ref.c: Likewise.
20193 * tree-flow.h: Likewise.
20194 * tree-scalar-evolution.c: Likewise.
20195 * tree-ssa-address.c: Likewise.
20196 * tree-ssa-alias.h: Likewise.
20197 * tree-ssa-operands.h: Likewise.
20198 * tree.c: Likewise.
20199 * tree.h: Likewise.
20200 * varasm.c: Likewise.
20201 * varray.h: Likewise.
20203 * coretypes.h: Do not define GTY macro if it is already defined.
20204 * doc/gty.texi: Update GTY documentation to new syntax.
20205 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20206 annotations on structs.
20207 * gengtype-parse.c: Likewise.
20209 2009-04-22 Mark Heffernan <meheff@google.com>
20211 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20213 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20215 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20218 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20220 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20221 the same as a PLUS without a shift. Increase the cost of a
20224 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20226 * Makefile.in: Update dependencies.
20227 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20228 * errors.h: Remove bogus comment about compatibility.
20229 (warning): Update declaration.
20230 * genautomata.c: Update all calls to warning.
20231 * gimple.c: Do not include errors.h. Include toplev.h.
20232 * tree-ssa-structalias.c: Do not include errors.h.
20233 * omega.c: Likewise.
20234 * tree-ssa-reassoc.c: Likewise.
20235 * config/spu/spu-c.c: Likewise.
20236 * config/spu/t-spu-elf: Update dependencies.
20238 2009-04-22 Richard Guenther <rguenther@suse.de>
20240 PR tree-optimization/39824
20241 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20242 make sure the types are compatible.
20244 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20247 * c-common.c (c_parse_error): Take a token_flags parameter.
20248 Use token_type for the token type instead.
20249 Pass token_flags to cpp_type2name.
20250 * c-common.h (c_parse_error): Update declaration.
20251 * c-parser.c (c_parser_error): Pass 0 as token flags.
20253 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20255 PR rtl-optimization/39580
20256 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20258 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20260 * function.c (expand_function_end): Do not emit a jump to the "naked"
20261 return label for fall-through returns.
20262 * except.c (sjlj_emit_function_exit): Always place the call to the
20263 unregister function at the location installed by expand_function_end.
20265 2009-04-22 Richard Guenther <rguenther@suse.de>
20267 PR tree-optimization/39845
20268 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20269 (gen_inbound_check): Likewise.
20271 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20273 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20275 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20276 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20278 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20280 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20281 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20282 shift counts to avoid out-of-bounds array accesses.
20284 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20286 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20287 (Pmode): Move above.
20289 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20291 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20292 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20293 GET_CODE macro. Use IN_RANGE macro where appropriate.
20294 * config/alpha/alpha.h: Ditto.
20295 * config/alpha/alpha.md: Ditto.
20296 * config/alpha/constraints.md: Ditto.
20297 * config/alpha/predicates.md: Ditto.
20299 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20301 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20302 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20303 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20304 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20305 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20306 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20307 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20308 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20309 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20310 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20311 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20312 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20313 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20314 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20315 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20316 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20317 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20318 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20319 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20320 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20321 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20322 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20323 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20324 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20325 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20326 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20327 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20329 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20331 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20332 references from comments.
20333 * cfgbuild.c: (count_basic_blocks): Delete.
20334 (find_basic_blocks_1): Delete.
20335 (find_basic_blocks): Delete.
20336 * except.c (finish_eh_generation): Make static. Move comment from
20337 except.h here. Remove find_basic_blocks references from comments.
20338 * except.h (finish_eh_generation): Delete.
20339 * basic-block.h (find_basic_blocks): Delete.
20340 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20342 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20344 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20345 (sdbout_parms): Likewise.
20347 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20349 * config/sh/sh.c (prepare_cbranch_operands): Use
20350 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20351 (expand_cbranchdi4): Likewise.
20352 (from_compare): Add cast to enum type.
20353 (expand_cbranchsi4): Use add_reg_note.
20354 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20355 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20356 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20357 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20358 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20359 instead of CODE_FOR_nothing.
20360 (cbranchdi4): Likewise. Fix the order of arguments for
20362 (push_fpscr): Use add_reg_note.
20363 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20364 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20366 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20368 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20369 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20370 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20371 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20372 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20373 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20374 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20375 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20376 config/alpha/x-vms, config/arc/t-arc,
20377 config/arm/README-interworking, config/arm/arm-c.c,
20378 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20379 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20380 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20381 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20382 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20383 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20384 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20385 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20386 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20387 config/cris/t-elfmulti, config/crx/t-crx,
20388 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20389 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20390 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20391 config/h8300/t-h8300, config/i386/athlon.md,
20392 config/i386/darwin-libgcc.10.4.ver,
20393 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20394 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20395 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20396 config/i386/t-linux64, config/i386/t-nwld,
20397 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20398 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20399 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20400 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20401 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20402 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20403 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20404 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20405 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20406 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20407 config/m68k/t-uclinux, config/mcore/t-mcore,
20408 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20409 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20410 config/mips/crtn.asm, config/mips/irix-crti.asm,
20411 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20412 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20413 config/mips/mips-fixed.md, config/mips/sb1.md,
20414 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20415 config/mips/t-iris6, config/mips/t-isa3264,
20416 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20417 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20418 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20419 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20420 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20421 config/mn10300/t-linux, config/mn10300/t-mn10300,
20422 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20423 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20424 config/picochip/libgccExtras/clzsi2.asm,
20425 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20426 config/rs6000/darwin-libgcc.10.4.ver,
20427 config/rs6000/darwin-libgcc.10.5.ver,
20428 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20429 config/rs6000/t-aix43, config/rs6000/t-aix52,
20430 config/rs6000/t-darwin, config/rs6000/t-fprules,
20431 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20432 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20433 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20434 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20435 config/rs6000/t-rtems, config/rs6000/t-spe,
20436 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20437 config/score/t-score-elf, config/sh/divcost-analysis,
20438 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20439 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20440 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20441 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20442 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20443 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20444 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20445 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20446 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20447 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20448 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20449 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20450 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20451 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20452 * config/h8300/genmova.sh: Include copyright and license notices
20453 in generated output.
20454 * config/h8300/mova.md: Regenerate.
20455 * doc/install.texi2html: Include word "Copyright" in copyright
20456 notice and use name "Free Software Foundation, Inc.".
20457 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20458 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20459 ChangeLog-2007, ChangeLog-2008: Correct dates.
20461 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20463 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20464 NE_EXPR operations as well.
20465 * c-parser.c (c_parser_condition): Do not set location information on
20467 (c_parser_conditional_expression): Likewise.
20468 (c_parser_binary_expression): Set location information on operators.
20469 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20470 TRUTH_NOT_EXPR has been folded.
20471 * fold-const.c (fold_truth_not_expr): Copy location information from
20472 the incoming expression to the outgoing one.
20473 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20474 recursive calls on the LHS of the operator but pass that of the
20475 operator to recursive calls on the RHS of the operator. Set it
20477 (shortcut_cond_expr): Set the locus of the operator on the second
20478 COND_EXPR and that of the expression on the first in degenerate cases.
20479 Pass the locus of the expression to calls to shortcut_cond_r.
20480 Set the locus of the 'then' block on the associated jump, if any.
20481 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20482 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20483 expression to call to gimplify_boolean_expr.
20485 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20487 * config.gcc: Add additional configuration for
20488 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20489 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20490 (CPP_SPEC): Redefine for allowing -municode option.
20491 (STARTFILE_SPEC): Likewise.
20492 * config/i386/t-mingw-w64: New.
20493 * config/i386/mingw-w64.opt: New.
20494 (municode): Add new target option.
20495 * doc/invoke.texi (municode): Add documentation for new option.
20497 2009-04-21 Ian Lance Taylor <iant@google.com>
20499 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20500 Correct test for number of arguments.
20501 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
20503 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
20505 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
20506 argument of emit_library_call.
20508 2009-04-21 Richard Guenther <rguenther@suse.de>
20510 PR middle-end/39829
20511 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
20512 inside VIEW_CONVERT_EXPRs.
20514 2009-04-21 Martin Jambor <mjambor@suse.cz>
20516 * tree-switch-conversion.c (build_constructors): Split a long line.
20517 (constructor_contains_same_values_p): New function.
20518 (build_one_array): Create assigns of constants if possible, do not
20519 call mark_sym_for_renaming, call update_stmt.
20520 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
20521 make_rename_temp. Do not call mark_symbols_for_renaming, call
20523 (gen_def_assigns): Do not call mark_symbols_for_renaming or
20524 find_new_referenced_vars, call update_stmt.
20525 (gen_inbound_check): Use create_tmp_var and create ssa names manually
20526 instead of calling make_rename_temp. Do not call
20527 find_new_referenced_vars or mark_symbols_for_renaming, call
20530 2009-04-21 Richard Guenther <rguenther@suse.de>
20532 PR tree-optimization/39827
20533 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
20534 (tree_ssa_phiprop): Pass the correct array size.
20536 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
20538 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
20540 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
20543 * c-typeck.c (lvalue_p): Move declaration ...
20544 * c-common.h (lvalue_p): ... to here.
20545 * c-common.c (candidate_equal_p): New.
20546 (add_tlist): Use it.
20547 (merge_tlist): Use it.
20548 (warn_for_collisions_1): Likewise.
20549 (warning_candidate_p): Accept more candidates.
20550 (verify_tree): A warning candidate can be an expression. Use
20553 2009-04-21 Ben Elliston <bje@au.ibm.com>
20556 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
20557 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
20558 options. Remove -mcall-solaris documentation.
20560 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20563 * doc/invoke.texi (-Wlong-long): Update description.
20564 * c-lex (interpret_integer): Only warn if there was no previous
20565 overflow and -Wlong-long is enabled.
20566 * c-decl.c (declspecs_add_type): Drop redundant flags.
20567 * c.opt (Wlong-long): Init to -1.
20568 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
20569 and front-end warn_long_long. Wlong-long only depends on other
20570 flags if it is uninitialized.
20571 * c-parser.c (disable_extension_diagnostics): warn_long_long is
20572 the same for CPP and FE.
20573 (restore_extension_diagnostics): Likewise.
20575 2009-04-20 Ian Lance Taylor <iant@google.com>
20577 Fix enum conversions which are invalid in C++:
20578 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
20579 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
20580 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
20581 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
20582 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
20583 (dbxout_parms): Likewise.
20584 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
20585 (df_clear_flags): Likewise.
20586 * df-problems.c (df_rd_bb_local_compute_process_def): Change
20587 top_flag parameter to int.
20588 (df_chain_create_bb_process_use): Likewise.
20589 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
20591 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
20592 (df_ref_create_structure, df_def_record_1): Likewise.
20593 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
20594 (df_notes_rescan): Change 0 to VOIDmode in function call.
20595 (df_get_call_refs, df_insn_refs_collect): Likewise.
20596 (df_bb_regs_collect): Likewise.
20597 (df_entry_block_defs_collect): Likewise.
20598 (df_exit_block_uses_collect): Likewise.
20599 * df.h: Update declarations.
20600 * double-int.c (double_int_divmod): Add cast to enum type.
20601 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
20602 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
20603 (based_loc_descr): Likewise.
20604 (loc_descriptor_from_tree_1): Change first_op and second_op to
20605 enum dwarf_location_atom. Add cast to enum type.
20606 * expmed.c (init_expmed): Change 0 to SET in function call.
20607 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
20608 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
20609 (do_store_flag): Likewise.
20610 * fixed-value.h (struct fixed_value): Change mode to enum
20612 * function.c (assign_parms): Change 0 to VOIDmode in function call.
20613 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
20615 (insert_insn_decl, insert_decl, insert_state): Likewise.
20616 (automata_list_finish): Likewise.
20617 * genrecog.c (process_define_predicate): Add cast to enum type.
20618 * gensupport.c (init_predicate_table): Add cast to enum type.
20619 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
20621 (gimple_build_call_1, gimple_build_label): Likewise.
20622 (gimple_build_goto, gimple_build_asm_1): Likewise.
20623 (gimple_build_switch_1, gimple_build_cdt): Likewise.
20624 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
20625 (enum fallback): Rename from enum fallback_t.
20626 (fallback_t): Typedef as int.
20627 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
20628 GSI_SAME_STMT in function call.
20629 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
20631 (setup_reg_class_relations): Likewise.
20632 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
20633 (setup_prohibited_class_mode_regs): Add cast to enum type.
20634 (setup_prohibited_mode_move_regs): Likewise.
20635 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
20636 (record_address_regs): Change i to enum reg_class.
20637 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
20638 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
20639 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
20640 (GET_MODE_2XWIDER_MODE): Likewise.
20641 (GET_CLASS_NARROWEST_MODE): Likewise.
20642 * omp-low.c (expand_omp_for): Add cast to enum type.
20643 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
20644 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
20645 * postreload.c (reload_cse_simplify_operands): Change rclass local
20647 * predict.c (combine_predictions_for_insn): Change best_predictor
20648 and predictor to enum br_predictor.
20649 (combine_predictions_for_bb): Likewise.
20650 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
20651 use SET_PREDICT_EXPR_OUTCOME.
20652 * real.c (real_arithmetic): Change icode to code in function call.
20653 * reginfo.c (init_move_cost): Add casts to enum type.
20654 (init_reg_sets_1, init_fake_stack_mems): Likewise.
20655 * regmove.c (regclass_compatible_p): Change class0 and class1 to
20657 * reload.c (find_valid_class): Add casts to enum type.
20658 (push_reload): Change 0 to NO_REGS in function call.
20659 (find_reloads): Change this_alternative to array of enum
20660 reg_class. Remove some now-unnecessary casts.
20661 (make_memloc): Change 0 to VOIDmode in function call.
20662 * reload1.c (reload): Change 0 to VOIDmode in function call.
20663 (eliminate_regs_1, elimination_effects): Likewise.
20664 (eliminate_regs_in_insn): Likewise.
20665 (emit_input_reload_insns): Add cast to enum type.
20666 (delete_output_reload): Change 0 to VOIDmode in function call.
20667 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
20668 to enum type in function call.
20669 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
20670 (SET_PREDICT_EXPR_OUTCOME): Define.
20671 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
20672 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
20673 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
20674 (dump_function): Likewise.
20675 * tree-dump.h: Update declarations.
20676 * tree-pass.h: Update declarations.
20677 * varasm.c (assemble_integer): Change mclass to enum mode_class.
20678 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
20680 (arm_rtx_costs_1): Correct parenthesization.
20681 (arm_rtx_costs): Add casts to enum type.
20682 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
20683 (vfp_emit_fstmd): Use add_rg_note.
20684 (emit_multi_reg_push, emit_sfm): Likewise.
20685 (thumb_set_frame_pointer): Likewise.
20686 (arm_expand_prologue): Likewise.
20687 (arm_regno_class): Change return type to enum reg_class.
20688 (thumb1_expand_prologue): Use add_reg_note.
20689 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
20690 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
20692 * config/arm/gentune.sh: Add cast to enum type.
20693 * config/arm/arm-tune.md: Rebuild.
20694 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
20695 (ix86_split_fp_branch, predict_jump): Likewise.
20696 (ix86_expand_multi_arg_builtin): Change sub_code from enum
20697 insn_code to enum rtx_code.
20698 (ix86_builtin_vectorized_function): Add cast to enum type.
20699 * config/i386/i386.md (truncdfsf2): Change slot to enum
20701 (truncxf<mode>2, isinf<mode>2): Likewise.
20702 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
20704 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
20705 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
20706 (insert_bundle_state): Change 1 to INSERT in function call.
20707 (ia64_add_bundle_selector_before): Likewise.
20708 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
20709 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
20710 (restore_stack_nonlocal): Likewise.
20711 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
20713 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
20715 (mips_rtx_costs): Likewise.
20716 (mips_override_options): Add casts to enum type.
20717 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
20719 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
20720 (store_reg, set_reg_plus_d): Likewise.
20721 (hppa_expand_prologue, hppa_profile_hook): Likewise.
20722 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
20724 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
20726 (emit_unlikely_jump): Use add_reg_note.
20727 (rs6000_emit_allocate_stack): Likewise.
20728 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
20729 (output_toc): Change 1 to INSERT in function call.
20730 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
20731 (rs6000_initialize_trampoline): Likewise.
20732 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
20734 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
20735 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
20736 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
20737 (save_gprs): Use add_reg_note.
20738 (s390_emit_prologue): Likewise.
20739 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20740 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
20741 (sparc_fold_builtin): Add cast to enum type.
20742 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
20744 (spu_expand_prologue): Use add_reg_note.
20745 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
20747 2009-04-20 Ian Lance Taylor <iant@google.com>
20749 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
20750 (c_parser_postfix_expression_after_primary): Get VEC for list of
20751 arguments. Get original types of arguments. Call
20752 build_function_call_vec.
20753 (cached_expr_list_1, cached_expr_list_2): New static variables.
20754 (c_parser_expr_list): Change return type to VEC *. Add
20755 p_orig_types parameter. Change all callers.
20756 (c_parser_release_expr): New static function.
20757 (c_parser_vec_to_tree_list): New static function.
20758 * c-typeck.c (build_function_call): Rewrite to build a VEC and
20759 call build_function_call_vec.
20760 (build_function_call_vec): New function, based on old
20761 build_function_call.
20762 (convert_arguments): Remove nargs and argarray parameters. Change
20763 values to a VEC. Add origtypes parameter.
20764 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
20765 (convert_for_assignment): Add origtype parameter. Change all
20766 callers. If warn_cxx_compat, check for conversion to an enum
20767 type when calling a function.
20768 (store_init_value): Add origtype parameter. Change all callers.
20769 (digest_init): Likewise.
20770 (struct init_node): Add origtype field.
20771 (add_pending_init): Add origtype parameter. Change all callers.
20772 (output_init_element): Likewise.
20773 (output_pending_init_elements): Pass origtype from init_node to
20774 output_init_element.
20775 (process_init_element): Pass origtype from c_expr to
20776 output_init_element.
20777 (c_finish_return): Add origtype parameter. Change all callers.
20778 * c-common.c (sync_resolve_size): Change params to VEC *. Change
20780 (sync_resolve_params): Likewise.
20781 (sync_resolve_return): Change params to first_param. Change caller.
20782 (resolve_overloaded_builtins): Change params to VEC *. Change
20783 callers. Save first parameter around call to build_function_call_vec.
20784 * c-decl.c (finish_decl): Add origtype parameter. Change all
20785 callers. Call build_function_call_vec rather than
20786 build_function_call for cleanup.
20787 * c-tree.h: Update declarations.
20788 * c-common.h: Update declarations.
20789 * stub-objc.c (objc_rewrite_function_call): Change parameter from
20790 params to first_param.
20791 * target.h (struct gcc_target): Change resolve_overloaded_builtin
20792 params parameter from tree to void *.
20793 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20794 Change arglist parameter to have type void *, and to be a pointer
20796 * config/rs6000/rs6000-protos.h
20797 (altivec_resolve_overloaded_builtin): Update declaration.
20798 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
20799 fnargs parameter to have type void *, and to be a pointer to a
20800 VEC. Call build_function_call_vec instead of
20801 build_function_call.
20802 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
20804 2009-04-20 Joey Ye <joey.ye@intel.com>
20805 Xuepeng Guo <xuepeng.guo@intel.com>
20806 H.J. Lu <hongjiu.lu@intel.com>
20808 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
20810 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
20811 (IX86_LEA_PRIORITY): Likewise.
20812 (distance_non_agu_define): New function.
20813 (distance_agu_use): Likewise.
20814 (ix86_lea_for_add_ok): Likewise.
20815 (ix86_dep_by_shift_count): Likewise.
20817 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
20818 should split for LEA.
20820 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
20822 (ix86_dep_by_shift_count): Likewise.
20824 2009-04-20 Richard Guenther <rguenther@suse.de>
20826 * expr.c (handled_component_p): Move ...
20827 * tree.h (handled_component_p): ... here.
20828 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
20829 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
20830 and REALPART_EXPR to be in one group.
20832 2009-04-20 Richard Guenther <rguenther@suse.de>
20834 * basic-block.h (get_all_dominated_blocks): Declare.
20835 * dominance.c (get_all_dominated_blocks): New function.
20836 * tree-cfg.c (get_all_dominated_blocks): Remove.
20837 (remove_edge_and_dominated_blocks): Adjust.
20838 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
20839 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
20840 instead of recursing.
20842 2009-04-20 Doug Kwan <dougkwan@google.com>
20844 * cgraph.h (cgraph_node_ptr): New type for vector functions.
20845 (struct cgraph_node_set_def): New type.
20846 (cgraph_node_set) New type. Also declare vector functions.
20847 (struct cgraph_node_set_element_def): New type.
20848 (cgraph_node_set_element): Ditto.
20849 (cgraph_node_set_iterator): New iterator type.
20850 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
20851 cgraph_node_set_remove, dump_cgraph_node_set,
20852 debug_cgraph_node_set): New prototypes.
20853 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
20854 cgraph_node_set_size): New inlines.
20855 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
20856 including cgraph.h.
20857 (struct ipa_opt_pass): Add struct cgraph_node_set_def
20858 argument to function 'write_summary'.
20859 * ipa.c: Include ggc.h.
20860 (hash_cgraph_node_set_element,
20861 eq_cgraph_node_set_element, cgraph_node_set_new,
20862 cgraph_node_set_add, cgraph_node_set_remove,
20863 cgraph_node_set_find, dump_cgraph_node_set,
20864 debug_cgraph_node_set): New functions.
20865 * Makefile.in (ipa.o): Add dependency on GGC_H.
20867 2009-04-20 Ira Rosen <irar@il.ibm.com>
20869 PR tree-optimization/39675
20870 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
20871 check of the return code of vect_schedule_slp. Check that
20872 stmt_vec_info still exists for the statement, before checking its
20873 vectorization type.
20875 2009-04-20 Michael Matz <matz@suse.de>
20877 * Makefile.in (generated_files): Take out $(simple_generated_c).
20879 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
20881 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
20882 (UINTPTR_TYPE): Likewise.
20884 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20887 * c-typeck.c (digest_init): Check for initializing an array with a
20890 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20893 * c-semantics.c (pop_stmt_list): Propagate
20894 STATEMENT_LIST_HAS_LABEL to parent statement list.
20896 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
20898 * config/mips/mips.h (mips_tune_attr): New macro.
20899 * config/mips/mips.md (cpu): Use it.
20901 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20904 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
20907 2009-04-19 Diego Novillo <dnovillo@google.com>
20909 * toplev.c (compile_file): Move call to coverage_finish ...
20910 * cgraphunit.c (ipa_passes): ... here.
20911 Call cgraph_process_new_functions.
20912 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
20913 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
20915 2009-04-19 Jan Hubicka <jh@suse.cz>
20917 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
20919 (dump_cgraph_node): Dump can throw external flag.
20920 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
20922 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
20926 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
20927 * common.opt (Wlogical-op): Move from here...
20928 * c.opt (Wlogical-op): ... to here.
20929 * c-typeck.c (parser_build_binary_op): Update call to
20930 warn_logical_operator.
20931 * c-opts.c (c_common_post_options): Enable warn_logical_op with
20933 * c-common.c (warn_logical_op): Update.
20934 * c-common.h (warn_logical_op): Update declaration.
20936 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
20938 * tree.c (protected_set_expr_location): Fix formatting.
20940 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20943 * c-typeck.c (readonly_warning): new.
20944 (build_unary_op, build_modify_expr): Use readonly_warning for
20945 storing into something readonly but not const-qualified.
20947 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20950 * c-typeck.c (build_unary_op): Check for taking address of
20951 expression of type void.
20953 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20956 * c-typeck.c (build_function_call): Check for calling a function
20957 with qualified void return types. Call require_complete_type when
20960 2009-04-18 Jan Hubicka <jh@suse.cz>
20962 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
20964 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
20965 can_throw_external flag.
20966 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
20967 * ipa-pure-const.c (ignore_edge): New function.
20968 (propagate): Compute order for NOTHROW computation; set NOTHROWs
20969 only over can_throw_external edges.
20970 (local_pure_const): Add nothrow flag.
20971 * ipa-utils.c (searchc): Add ignore_edge callback.
20972 (ipa_utils_reduced_inorder): Add ignore_edge callback.
20973 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
20974 (set_nothrow_function_flags): Update cgraph.
20975 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
20977 2009-04-18 Richard Guenther <rguenther@suse.de>
20979 PR middle-end/39804
20980 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
20981 (fold_stmt): ... this and ...
20982 (fold_stmt_inplace): ... this.
20983 (fold_stmt_1): Fold references in calls and asms.
20984 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
20986 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20988 * tree-vrp.c (ssa_name_nonzero_p): Remove.
20989 * tree.h: Remove the prototype for ssa_name_nonzero_p.
20991 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20993 * tree.c (function_args_count): Remove.
20994 * tree.h: Remove the prototype for function_args_count.
20996 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20998 * tree-iterator.c (expr_only): Remove.
20999 * tree.h: Remove the prototype for expr_only.
21001 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21003 * reginfo.c (cannot_change_mode_set_regs): Remove.
21004 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21006 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21008 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21009 whether operands 0 and 1 overlaps.
21011 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21013 PR middle-end/36902
21014 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21015 pointer. Use warning_at instead of warning.
21016 (search_for_addr_array): Likewise.
21017 (check_array_bounds): Likewise.
21018 (check_all_array_refs): Check that the incoming edge is not in the
21019 list of edges to be removed.
21020 (check_all_array_refs): Avoid the temporal pointer.
21021 (vrp_visit_cond_stmt): Fix typo.
21022 (simplify_switch_using_ranges): Handle the case where the switch
21023 index is an integer constant.
21025 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21027 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21029 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21031 * doc/extend.texi, doc/invoke.texi: Fix typos.
21033 2009-04-17 Cary Coutant <ccoutant@google.com>
21035 * tree-flow-inline.h (get_lineno): Fix inverted test.
21037 2009-04-17 Diego Novillo <dnovillo@google.com>
21039 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21040 assertion for AVAIL_OUT.
21042 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21045 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21046 * config/sh/linux-atomic.asm: Likewise.
21048 2009-04-17 Diego Novillo <dnovillo@google.com>
21050 * except.c (debug_eh_tree): New.
21051 (struct eh_region, struct eh_status): Move ...
21052 * except.h: ... here.
21053 (add_type_for_runtime): Declare extern.
21054 (lookup_type_for_runtime): Likewise.
21055 (debug_eh_tree): Declare.
21056 * Makefile.in (GTFILES): List except.h before except.c
21058 2009-04-17 Diego Novillo <dnovillo@google.com>
21060 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21061 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21062 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21063 (find_vars_r): ... here.
21064 * tree-flow.h (find_referenced_vars_in): Declare.
21065 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21066 that AVAIL_OUT exists for BLOCK.
21067 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21068 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21069 (tree-parloops.o): Likewise.
21071 2009-04-17 Simon Baldwin <simonb@google.com>
21073 * toplev.c (default_tree_printer): Add handling for %E format.
21075 2009-04-17 Diego Novillo <dnovillo@google.com>
21077 * tree-pretty-print.c (dump_generic_node): Add break after
21078 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21079 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21080 FUNCTION_TYPE together. Call print_struct_decl when printing
21081 structures and TDF_SLIM is not given.
21082 (print_struct_decl): Fix logic for detecting recursion.
21084 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21087 * gcc.c (create_at_file): New.
21088 (compile_input_file_p): New.
21089 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21090 * main.c (main): Update call to toplev_main.
21091 * toplev.c (toplev_main): Change signature. Call expandargv.
21092 * toplev.h (toplev_main): Change signature.
21094 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21096 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21097 if the latter is not constant.
21099 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21101 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21103 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21105 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21106 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21108 2009-04-17 Richard Guenther <rguenther@suse.de>
21110 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21111 Handle component references view-converting an invariant address.
21113 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21115 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21116 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21117 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21118 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21119 Use @deftypevr rather than @deftypevar.
21121 2009-04-17 Richard Guenther <rguenther@suse.de>
21123 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21124 (get_prop_source_stmt): Likewise.
21125 (can_propagate_from): Likewise.
21127 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21129 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21130 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21131 (--with-multilib-list): Add default value.
21132 * configure: Regenerate.
21133 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21134 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21135 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21136 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21137 Don't add default cpu to multilib list unnecessarily, but do enable
21138 the relevant compiler option..
21139 Add support for --with-multilib-list=<blank> and
21140 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21141 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21142 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21143 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21144 TM_MULTILIB_CONFIG.
21145 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21146 (MULTILIB_OSDIRNAMES): New variable.
21147 * config/sh/t-1e: Delete file.
21148 * config/sh/t-mlib-sh1: Delete file.
21149 * config/sh/t-mlib-sh2: Delete file.
21150 * config/sh/t-mlib-sh2a: Delete file.
21151 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21152 * config/sh/t-mlib-sh2a-single: Delete file.
21153 * config/sh/t-mlib-sh2a-single-only: Delete file.
21154 * config/sh/t-mlib-sh2e: Delete file.
21155 * config/sh/t-mlib-sh3e: Delete file.
21156 * config/sh/t-mlib-sh4: Delete file.
21157 * config/sh/t-mlib-sh4-nofpu: Delete file.
21158 * config/sh/t-mlib-sh4-single: Delete file.
21159 * config/sh/t-mlib-sh4-single-only: Delete file.
21160 * config/sh/t-mlib-sh4a: Delete file.
21161 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21162 * config/sh/t-mlib-sh4a-single: Delete file.
21163 * config/sh/t-mlib-sh4a-single-only: Delete file.
21164 * config/sh/t-mlib-sh4al: Delete file.
21165 * config/sh/t-mlib-sh5-32media: Delete file.
21166 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21167 * config/sh/t-mlib-sh5-64media: Delete file.
21168 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21169 * config/sh/t-mlib-sh5-compact: Delete file.
21170 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21171 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21172 * doc/install.texi (Options specification): Add
21173 --with-multilib-list and --with-endian.
21175 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21177 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21179 (OBJS-common): Add plugin-version.o.
21180 (plugin-version.o): New.
21181 * gcc-plugin.h (plugin_gcc_version): New.
21182 (plugin_default_version_check): New.
21183 (plugin_init_func, plugin_init): Add version argument.
21184 * plugin-version.c: New.
21185 * plugin.c (str_plugin_gcc_version_name): New.
21186 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21187 pass it to the init function.
21188 (plugin_default_version_check): New.
21190 2009-04-17 Richard Guenther <rguenther@suse.de>
21192 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21193 for decl-vs-decl disambiguation.
21195 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21197 * config/s390/s390.h (s390_tune_attr): New macro definition.
21198 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21200 2009-04-17 Richard Guenther <rguenther@suse.de>
21202 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21203 (fold_stmt_r): Likewise.
21204 (maybe_fold_reference): New function.
21205 (fold_gimple_assign): Handle cases fold_stmt_r did.
21206 (fold_stmt): Do not use fold_stmt_r.
21207 (fold_stmt_inplace): Likewise.
21209 2009-04-17 Richard Guenther <rguenther@suse.de>
21211 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21212 (record_equivalences_from_stmt): Remove useless checks and
21214 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21215 the type is already suitable.
21217 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21219 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21221 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21223 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21224 (CMPtype): Define as __gcc_CMPtype.
21226 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21228 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21229 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21231 2009-04-17 Richard Guenther <rguenther@suse.de>
21233 PR tree-optimization/39746
21234 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21235 special-casing for builtins and static variable use/def.
21236 (call_may_clobber_ref_p_1): Likewise.
21238 2009-04-16 Ian Lance Taylor <iant@google.com>
21240 * df.h: Include "timevar.h".
21241 (struct df_problem): Change tv_id field to timevar_id_t.
21242 * tree-pass.h: Include "timevar.h".
21243 (struct opt_pass): Change tv_id field to timevar_id_t.
21244 * timevar.h (timevar_id_t): Define TV_NONE.
21245 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21246 TV_NONE rather than tv_id != 0.
21247 (execute_one_pass): Likewise.
21248 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21249 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21250 dependencies to $(TREE_PASS_H).
21251 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21253 (pass_branch_target_load_optimize2): Likewise.
21254 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21255 (pass_outof_cfg_layout_mode): Likewise.
21256 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21257 (pass_rebuild_cgraph_edges): Likewise.
21258 (pass_remove_cgraph_callee_edges): Likewise.
21259 * df-core.c (pass_df_initialize_opt): Likewise.
21260 (pass_df_initialize_no_opt): Likewise.
21261 (pass_df_finish): Likewise.
21262 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21263 * except.c (pass_set_nothrow_function_flags): Likewise.
21264 (pass_convert_to_eh_region_ranges): Likewise.
21265 * final.c (pass_compute_alignments): Likewise.
21266 * function.c (pass_instantiate_virtual_regs): Likewise.
21267 (pass_init_function): Likewise.
21268 (pass_leaf_regs): Likewise.
21269 (pass_match_asm_constraints): Likewise.
21270 * gimple-low.c (pass_lower_cf): Likewise.
21271 (pass_mark_used_blocks): Likewise.
21272 * init-regs.c (pass_initialize_regs): Likewise.
21273 * integrate.c (pass_initial_value_sets): Likewise.
21274 * ira.c (pass_ira): Likewise.
21275 * jump.c (pass_cleanup_barriers): Likewise.
21276 * omp-low.c (pass_expand_omp): Likewise.
21277 (pass_lower_omp): Likewise.
21278 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21279 * recog.c (pass_split_all_insns): Likewise.
21280 (pass_split_after_reload): Likewise.
21281 (pass_split_before_regstack): Likewise.
21282 (pass_split_before_sched2): Likewise.
21283 (pass_split_for_shorten_branches): Likewise.
21284 * reginfo.c (pass_reginfo_init): Likewise.
21285 (pass_subregs_of_mode_init): Likewise.
21286 (pass_subregs_of_mode_finish): Likewise.
21287 * passes.c (pass_postreload): Likewise.
21288 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21289 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21290 (pass_warn_function_return): Likewise.
21291 (pass_warn_function_noreturn): Likewise.
21292 * tree-complex.c (pass_lower_complex): Likewise.
21293 (pass_lower_complex_O0): Likewise.
21294 * tree-if-conv.c (pass_if_conversion): Likewise.
21295 * tree-into-ssa.c (pass_build_ssa): Likewise.
21296 * tree-mudflap.c (pass_mudflap_1): Likewise.
21297 (pass_mudflap_2): Likewise.
21298 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21299 (pass_mudflap_2): Likewise.
21300 * tree-nrv.c (pass_return_slot): Likewise.
21301 * tree-object-size.c (pass_object_sizes): Likewise.
21302 * tree-optimize.c (pass_all_optimizations): Likewise.
21303 (pass_early_local_passes): Likewise.
21304 (pass_all_early_optimizations): Likewise.
21305 (pass_cleanup_cfg): Likewise.
21306 (pass_cleanup_cfg_post_optimizing): Likewise.
21307 (pass_free_datastructures): Likewise.
21308 (pass_free_cfg_annotations): Likewise.
21309 (pass_fixup_cfg): Likewise.
21310 (pass_init_datastructures): Likewise.
21311 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21312 (pass_late_warn_uninitialized): Likewise.
21313 (pass_update_address_taken): Likewise.
21314 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21315 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21316 (pass_cse_sincos): Likewise.
21317 (pass_convert_to_rsqrt): Likewise.
21318 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21319 * tree-stdarg.c (pass_stdarg): Likewise.
21320 * tree-tailcall.c (pass_tail_recursion): Likewise.
21321 (pass_tail_calls): Likewise.
21322 * tree-vect-generic.c (pass_lower_vector): Likewise.
21323 (pass_lower_vector_ssa): Likewise.
21324 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21326 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21328 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21330 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21332 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21333 logical and signext.
21335 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21338 * config/sh/predicates.md (arith_operand): Check if the operand
21339 of TRUNCATE is a REG.
21341 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21343 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21344 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21346 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21348 * tree-iterator.c (tsi_split_statement_list_after,
21349 tsi_split_statement_list_before): Remove.
21350 * tree-iterator.h: Remove the prototypes for
21351 tsi_split_statement_list_after and tsi_split_statement_list_before.
21353 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21355 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21356 * tree-ssa-propagate.h: Remove the prototype for
21357 stmt_makes_single_load.
21359 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21361 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21362 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21364 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21366 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21368 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21370 * except.c (eh_region_outer_p): Remove.
21371 * except.h: Remove the prototype for eh_region_outer_p.
21373 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21375 * function.c (current_function_assembler_name): Remove.
21376 * function.h: Remove the prototype for
21377 current_function_assembler_name.
21379 2009-04-16 Ian Lance Taylor <iant@google.com>
21381 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21382 (add_reg_note): Call alloc_reg_note.
21383 * rtl.h (alloc_reg_note): Declare.
21384 * combine.c (try_combine): Use alloc_reg_note.
21385 (recog_for_combine, move_deaths): Likewise.
21386 (distribute_notes): Use alloc_reg_note and add_reg_note.
21387 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21388 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21389 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21391 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21393 PR rtl-optimization/39762
21394 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21395 ira_may_move_out_cost): Add comments about way of their usage.
21396 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21398 * ira-conflicts.c (process_regs_for_copy): Use function
21399 ira_get_register_move_cost instead of global
21400 ira_register_move_cost.
21402 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21403 color_pass, move_spill_restore, update_curr_costs): Ditto.
21405 * ira-lives.c (process_single_reg_class_operands): Ditto.
21407 * ira-emit.c (emit_move_list): Ditto.
21409 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21410 (record_reg_classes): Ditto. Use functions
21411 ira_get_register_move_cost and ira_get_may_move_cost instead of
21412 global vars ira_register_move_cost, ira_may_move_out_cost and
21413 ira_may_move_in_cost.
21414 (record_address_regs): Don't call ira_init_register_move_cost.
21415 Use function ira_get_may_move_cost instead of global
21416 ira_may_move_in_cost.
21417 (process_bb_node_for_hard_reg_moves): Use function
21418 ira_get_register_move_cost instead of global ira_register_move_cost.
21419 (ira_costs): Don't call ira_init_register_move_cost.
21421 2009-04-16 Richard Guenther <rguenther@suse.de>
21423 * tree-cfg.c (verify_gimple_assign_binary):
21424 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21425 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21426 (create_general_new_stmt): Note that this function is broken.
21428 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21430 * common.opt (fhelp): Add Var(help_flag).
21431 * gcc-plugin.h (plugin_info): Add help.
21432 * plugin.c (plugin_name_args): Add help.
21433 (register_plugin_info): Set plugin->help.
21434 (print_help_one_plugin): New.
21435 (print_plugins_help): New.
21436 * plugin.h (print_plugins_help): New.
21437 * toplev.c (toplev_main): Call print_plugins_help if needed.
21439 2009-04-16 Richard Guenther <rguenther@suse.de>
21441 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21442 (gimple_ior_addresses_taken_1): New function.
21443 (gimple_ior_addresses_taken): Likewise.
21444 * gimple.h (struct gimple_statement_with_ops_base): Remove
21445 addresses_taken member.
21446 (gimple_ior_addresses_taken): Declare.
21447 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21448 gimple_set_addresses_taken): Remove.
21449 * ipa-reference.c (mark_address): New function.
21450 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21451 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21452 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21453 (gimple_add_to_addresses_taken): Remove.
21454 (get_tmr_operands): Call mark_address_taken.
21455 (get_asm_expr_operands): Likewise.
21456 (get_expr_operands): Likewise.
21457 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21458 (free_stmt_operands): Do not free it.
21459 * tree-ssa.c (delete_tree_ssa): Likewise.
21460 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21462 2009-04-16 Richard Guenther <rguenther@suse.de>
21464 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21465 (walk_stmt_load_store_ops): Likewise.
21466 * gimple.c (get_base_loadstore): New function.
21467 (walk_stmt_load_store_addr_ops): Likewise.
21468 (walk_stmt_load_store_ops): Likewise.
21469 * ipa-pure-const.c (check_op): Simplify.
21470 (check_load, check_store): New functions.
21471 (check_stmt): Use walk_stmt_load_store_ops.
21472 * ipa-reference.c (mark_load): Adjust signature.
21473 (mark_store): Likewise.
21474 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21476 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21478 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21479 (plugin_info): New.
21480 * opts.c (common_handle_option): Don't call print_version.
21481 * plugin.c (plugin_name_args): Add version.
21482 (register_plugin_info): New.
21483 (register_callback): Handle PLUGIN_INFO.
21484 (try_init_one_plugin): New.
21485 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21487 (finalize_one_plugin): New.
21488 (finalize_plugins): New.
21489 (print_one_plugin): New.
21490 (print_plugins_versions): New.
21491 * plugin.h (print_plugins_versions): New.
21492 (finalize_plugins): New.
21493 * toplev.c (compile_file): Don't call initialize_plugins.
21494 (print_version): Call print_plugins_versions.
21495 (toplev_main): Call initialize_plugins. Print version if needed.
21496 Call finalize_plugins.
21498 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21500 * common.opt (fversion): New.
21501 * gcc.c (print_version): New.
21502 (process_command): Don't print the version. Just set print_version.
21503 (main): Print version. Call subprocesses if print_version and
21504 verbose_flag are set.
21505 * opts.c (common_handle_option): Handle OPT_fversion.
21507 2009-04-16 Richard Guenther <rguenther@suse.de>
21508 Ira Rosen <irar@il.ibm.com>
21510 PR tree-optimization/39698
21511 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
21512 type of the reduction variable. Only generate the def if
21515 * omp-low.c (expand_omp_for_generic): When converting to a pointer
21516 make sure to first convert to an integer of the same precision.
21517 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
21518 the type of the evolution correctly in computing the new
21519 induction variable base.
21521 2009-04-16 Richard Guenther <rguenther@suse.de>
21523 PR middle-end/39625
21524 * tree-cfg.c (make_blocks): Split statements with to-be
21525 abnormal SSA names on the lhs.
21527 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
21529 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
21530 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
21531 * c-typeck.c (really_start_incremental_init): Likewise.
21532 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
21533 (TARGET_INITIALIZER): Remove it.
21534 * target.h (struct target): Remove vector_opaque_p.
21535 * tree.c (build_opaque_vector_type): New.
21536 * tree.h (TYPE_VECTOR_OPAQUE): New.
21537 (build_opaque_vector_type): Declare.
21538 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
21539 * config/rs6000/rs6000.c (build_opaque_vector_type,
21540 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
21541 (rs6000_init_builtins): Use build_opaque_vector_type for
21542 opaque_V4SI_type_node.
21544 2009-04-15 Catherine Moore <clm@codesourcery.com>
21546 * debug.h (set_name): Declare.
21547 * dwarf2out.c (dwarf2out_set_name): Declare.
21548 (dwarf2_debug_hooks): Add set_name.
21549 (find_AT_string): New.
21550 (add_AT_string): Call find_AT_string.
21551 (dwarf2out_set_name): New.
21552 * cp/decl.c (grokdeclarator): Call set_name.
21553 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
21554 * debug.c (do_nothing_debug_hooks): Likewise.
21555 * dbxout.c (dbx_debug_hooks): Likewise.
21556 * sdbout.c (sdb_debug_hooks): Likewise.
21558 2009-04-15 Michael Eager <eager@eagercon.com>
21560 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
21561 reg for single-precision FPU.
21562 * config/rs6000/rs6000.md (movsi_internal1): Only for
21563 !TARGET_SINGLE_FPU.
21564 (movsi_internal1_single): New. Add pattern to move SI values to/from
21565 single-precision FP regs.
21567 2009-04-15 Richard Guenther <rguenther@suse.de>
21569 * omp-low.c (lower_rec_input_clauses): Build correct address
21571 (expand_omp_for_generic): Fix multiplication type.
21572 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
21573 (generate_memset_zero): Fix types.
21574 * tree-profile.c (prepare_instrumented_value): Correctly
21577 2009-04-15 Ian Lance Taylor <iant@google.com>
21579 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
21580 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
21581 for -Wall and for -Wc++-compat.
21582 (c_common_post_options): For C++, set warn_enum_compare if not
21584 * c-tree.h (struct c_expr): Add field original_type.
21585 (build_external_ref): Update declaration.
21586 * c-parser.c (c_parser_braced_init): Set original_type.
21587 (c_parser_initelt): Likewise.
21588 (c_parser_expr_no_commas): Likewise.
21589 (c_parser_conditional_expression): Likewise.
21590 (c_parser_cast_expression): Likewise.
21591 (c_parser_unary_expression): Likewise. Pull setting of
21592 original_code to top of function.
21593 (c_parser_sizeof_expression): Set original_type.
21594 (c_parser_alignof_expression): Likewise.
21595 (c_parser_postfix_expression): Likewise. Pull setting of
21596 original_code to top of function.
21597 (c_parser_postfix_expression_after_paren_type): Set original_type.
21598 (c_parser_postfix_expression_after_primary): Likewise.
21599 (c_parser_expression): Likewise.
21600 * c-typeck.c (build_external_ref): Add type parameter. Change all
21602 (c_expr_sizeof_expr): Set original_type field.
21603 (parser_build_unary_op): Likewise.
21604 (parser_build_binary_op): Likewise. Optionally warn about
21605 comparisons of enums of different types.
21606 (digest_init): Set original_type field.
21607 (really_start_incremental_init): Likewise.
21608 (push_init_level, pop_init_level): Likewise.
21609 * doc/invoke.texi (Warning Options): -Wenum-compare now
21612 2009-04-15 Richard Guenther <rguenther@suse.de>
21614 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
21615 out a necessary conversion.
21616 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
21617 names we didn't value number.
21618 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
21620 2009-04-15 Richard Guenther <rguenther@suse.de>
21622 PR tree-optimization/39764
21623 * tree-ssa-ccp.c (get_value): Canonicalize value with
21624 canonicalize_float_value.
21626 2009-04-15 Jan Hubicka <jh@suse.cz>
21628 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
21629 Wrong version of patch.
21631 2009-04-15 Jan Hubicka <jh@suse.cz>
21633 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
21635 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
21637 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
21638 our distinct integral and vector types.
21640 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
21642 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
21643 * init.c (build_vtbl_address): Remove call to assemble_external.
21645 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
21647 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
21648 output for other floating point modes.
21650 2009-04-14 Diego Novillo <dnovillo@google.com>
21652 * diagnostic.c (diagnostic_report_diagnostic): Do not
21653 warn about loaded plugins for DK_ERROR and DK_WARNING.
21654 * c-decl.c (declspecs_add_type): Move call to
21655 invoke_plugin_callbacks ...
21656 * c-parser.c (c_parser_declspecs): ... here.
21657 * plugin.c (dump_active_plugins): Tidy output.
21659 2009-04-14 Diego Novillo <dnovillo@google.com>
21660 Le-Chun Wu <lcwu@google.com>
21662 * configure.ac: Add --enable-plugin support.
21663 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
21664 * Makefile.in (PLUGIN_H): Define.
21665 Export ENABLE_PLUGIN and GMPINC to site.exp.
21666 Add PLUGINLIBS to link command.
21667 Add/modify dependencies for plugin.o and files including plugin.h.
21669 * config.in: Regenerate.
21671 * opts.c (common_handle_option): Handle OPT_fplugin_ and
21674 2009-04-14 Le-Chun Wu <lcwu@google.com>
21676 * tree-pass.h (register_one_dump_file): Add a prototype for
21677 register_one_dump_file.
21678 * toplev.c (compile_file): Call initialize_plugins.
21679 (do_compile): Call invoke_plugin_callbacks.
21680 (toplev_main): Call invoke_plugin_callbacks.
21681 * common.opt: Add -fplugin= and -fplugin-arg-.
21682 * gcc-plugin.h: New public header file for plugins to include.
21683 * plugin.c: New source file.
21684 * plugin.h: New internal header file.
21685 * passes.c (register_one_dump_file): Make it external.
21687 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
21689 2009-04-14 Diego Novillo <dnovillo@google.com>
21691 * doc/plugins.texi: New.
21692 * doc/gccint.texi: Add reference to Plugins chapter.
21693 * doc/invoke.texi: Document -fplugin and -fplugin-arg
21694 * diagnostic.c (diagnostic_report_diagnostic): Warn about
21695 loaded plugins, if any.
21696 * timevar.def (TV_PLUGIN_INIT): Define.
21697 (TV_PLUGIN_RUN): Define.
21698 * plugin.c: Include timevar.h
21699 (plugins_active_p): New.
21700 (dump_active_plugins): New.
21701 (debug_active_plugins): New.
21703 2009-04-14 Joseph Myers <joseph@codesourcery.com>
21705 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
21707 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
21709 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
21711 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
21712 the same as a minus without a shift.
21714 2009-04-14 Nick Clifton <nickc@redhat.com>
21716 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
21717 comparisons with small integers will always produce a short
21720 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
21723 2008-12-19 Diego Novillo <dnovillo@google.com>
21725 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
21727 2009-04-14 Richard Guenther <rguenther@suse.de>
21729 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
21731 (verify_gimple_assign_binary): Likewise. Handle shifts and
21733 (verify_gimple_phi): Print the mismatched argument position.
21734 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
21736 (vect_update_init_of_dr): Likewise.
21737 * matrix-reorg.c (transform_access_sites): Do what the
21739 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
21741 2009-04-13 Michael Eager <eager@eagercon.com>
21743 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
21744 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
21745 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
21746 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
21747 remove duplicate config
21749 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21751 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
21752 file_name:line_number type locator of the call site.
21754 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
21756 * genautomata.c: Put blank after comma.
21757 (automaton_decls): New.
21758 (struct unit_usage): Add comments to member next.
21759 (store_alt_unit_usage): Keep the list ordered.
21760 (unit_present_on_list_p, equal_alternatives_p): New.
21761 (check_regexp_units_distribution): Check units distribution
21762 correctness correctly.
21763 (main): Don't write automata if error is found. Return correct
21766 * config/m68k/cf.md (cfv4_ds): Remove.
21767 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
21768 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
21770 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
21771 power4-load-ext, power4-store, power4-store-update,
21772 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
21773 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
21774 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
21775 power4-sqrt, power4-isync): Modify reservation to make correct
21776 unit distribution to automata.
21778 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
21779 power5-store-update, power5-two, power5-three, power5-lmul,
21780 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
21782 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
21784 * except.c (pass_set_nothrow_function_flags): Set name and add
21786 (set_nothrow_function_flags): Mention in the dump file when
21787 changing a function to nothrow.
21789 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
21792 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
21793 instead of unsigned long.
21795 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21797 * config/arm/arm.c (return_used_this_function): Remove.
21798 (arm_output_function_prologue): Remove use of
21799 return_used_this_function.
21800 (output_return_instruction): Replace use of
21801 return_used_this_function
21802 by cfun->machine->return_used_this_function.
21803 (arm_output_epilogue): Likewise.
21804 (arm_output_function_epilogue): Likewise.
21805 (thumb_unexpanded_epilogue): Likewise.
21806 * config/arm/arm.h (struct machine_function):
21807 New member return_used_this_function.
21809 2009-04-12 Mark Mitchell <mark@codesourcery.com>
21811 * doc/install.texi: Correct description of default directory for
21812 --with-gxx-include-dir.
21814 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
21816 * fold-const.c (build_range_check): Properly deal with enumeral and
21817 boolean base types.
21819 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
21821 * doc/invoke.texi (max_gcse_passes): Remove documentation.
21822 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
21823 * params.h (MAX_GCSE_PASSES): Remove.
21824 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
21825 in sequence. Remove ability to run multiple passes.
21826 (bypass_jumps): Report run as third CPROP pass.
21828 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
21830 PR middle-end/39651
21831 * except.c (can_throw_external): Look at each insn in a SEQUENCE
21832 when deciding whether the whole SEQUENCE can throw.
21834 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
21837 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
21838 offseted label references.
21840 2009-04-11 Jan Hubicka <jh@suse.cz>
21842 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
21844 2009-04-11 Richard Guenther <rguenther@suse.de>
21846 PR middle-end/39732
21847 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
21848 return variables as TREE_ADDRESSABLE.
21850 2009-04-11 Richard Guenther <rguenther@suse.de>
21852 PR tree-optimization/39713
21853 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
21854 reference trees have SSA_NAME operands.
21856 2009-04-11 Richard Guenther <rguenther@suse.de>
21859 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
21860 address expressions.
21862 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
21864 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
21865 match changes in Cygwin 1.7
21866 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
21867 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
21869 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21871 PR tree-optimization/39701
21872 * doc/invoke.texi (Optimization Options): Document change in
21873 meaning and initialization of -fdelete-null-pointer-checks.
21875 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21877 PR middle-end/39701
21878 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
21880 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
21883 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
21885 2009-04-10 Chao-ying Fu <fu@mips.com>
21887 * doc/tm.texi (Instruction Output): Document
21888 TARGET_ASM_FINAL_POSTSCAN_INSN.
21889 * target.h (final_postscan_insn): New field in asm_out.
21890 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21891 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
21892 * final.c (final_scan_insn): Call
21893 targetm.asm_out.final_postscan_insn after outputting
21894 an asm macro and a normal instruction.
21896 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
21897 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
21898 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
21899 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
21900 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21902 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21904 PR middle-end/39701
21905 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
21906 variables as non-NULL even with -fdelete-null-pointer-checks.
21908 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21910 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
21912 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
21915 * config/i386/i386.c (classify_argument): Handle SCmode with
21916 (bit_offset % 64) != 0.
21918 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
21920 * doc/invoke.texi (Optimize Options): Add cross-reference to
21921 -Q --help=optimizers examples.
21923 2009-04-10 Ben Elliston <bje@au.ibm.com>
21926 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
21927 regalign for the reg == fpr and TDmode case.
21929 2009-04-09 David Ayers <ayers@fsfe.org>
21932 * objc/objc-act.c (warn_with_method): Remove helper function.
21933 (check_duplicates): Call warning and inform directly.
21934 (really_start_method): Likewise.
21936 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
21938 * expmed.c (expand_divmod): Always use a comparison for a division
21939 by a large unsigned integer.
21941 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
21942 for things others than variables or functions as nonzero.
21944 2009-04-09 Nick Clifton <nickc@redhat.com>
21946 * unwind-compat.c: Change copyright header to refer to version
21947 3 of the GNU General Public License with version 3.1 of the
21948 GCC Runtime Library Exception and to point readers at the
21949 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
21950 * config/alpha/crtfastmath.c: Likewise.
21951 * config/alpha/linux-unwind.h: Likewise.
21952 * config/alpha/qrnnd.asm: Likewise.
21953 * config/alpha/vms-crt0-64.c: Likewise.
21954 * config/alpha/vms-crt0.c: Likewise.
21955 * config/alpha/vms-dwarf2.asm: Likewise.
21956 * config/alpha/vms-dwarf2eh.asm: Likewise.
21957 * config/alpha/vms-psxcrt0-64.c: Likewise.
21958 * config/alpha/vms-psxcrt0.c: Likewise.
21959 * config/alpha/vms_tramp.asm: Likewise.
21960 * config/arc/initfini.c: Likewise.
21961 * config/arc/lib1funcs.asm: Likewise.
21962 * config/arm/bpabi-v6m.S: Likewise.
21963 * config/arm/bpabi.S: Likewise.
21964 * config/arm/bpabi.c: Likewise.
21965 * config/arm/crti.asm: Likewise.
21966 * config/arm/crtn.asm: Likewise.
21967 * config/arm/ieee754-df.S: Likewise.
21968 * config/arm/ieee754-sf.S: Likewise.
21969 * config/arm/lib1funcs.asm: Likewise.
21970 * config/arm/libunwind.S: Likewise.
21971 * config/arm/linux-atomic.c: Likewise.
21972 * config/arm/mmintrin.h: Likewise.
21973 * config/arm/pr-support.c: Likewise.
21974 * config/arm/unaligned-funcs.c: Likewise.
21975 * config/arm/unwind-arm.c: Likewise.
21976 * config/arm/unwind-arm.h: Likewise.
21977 * config/avr/libgcc.S: Likewise.
21978 * config/bfin/crti.s: Likewise.
21979 * config/bfin/crtlibid.s: Likewise.
21980 * config/bfin/crtn.s: Likewise.
21981 * config/bfin/lib1funcs.asm: Likewise.
21982 * config/bfin/linux-unwind.h: Likewise.
21983 * config/cris/arit.c: Likewise.
21984 * config/cris/cris_abi_symbol.c: Likewise.
21985 * config/darwin-64.c: Likewise.
21986 * config/darwin-crt2.c: Likewise.
21987 * config/darwin-crt3.c: Likewise.
21988 * config/darwin.h: Likewise.
21989 * config/dbxelf.h: Likewise.
21990 * config/dfp-bit.c: Likewise.
21991 * config/dfp-bit.h: Likewise.
21992 * config/elfos.h: Likewise.
21993 * config/fixed-bit.c: Likewise.
21994 * config/fixed-bit.h: Likewise.
21995 * config/fp-bit.c: Likewise.
21996 * config/fp-bit.h: Likewise.
21997 * config/fr30/crti.asm: Likewise.
21998 * config/fr30/crtn.asm: Likewise.
21999 * config/fr30/lib1funcs.asm: Likewise.
22000 * config/freebsd-spec.h: Likewise.
22001 * config/frv/cmovd.c: Likewise.
22002 * config/frv/cmovh.c: Likewise.
22003 * config/frv/cmovw.c: Likewise.
22004 * config/frv/frvbegin.c: Likewise.
22005 * config/frv/frvend.c: Likewise.
22006 * config/frv/lib1funcs.asm: Likewise.
22007 * config/glibc-stdint.h: Likewise.
22008 * config/h8300/clzhi2.c: Likewise.
22009 * config/h8300/crti.asm: Likewise.
22010 * config/h8300/crtn.asm: Likewise.
22011 * config/h8300/ctzhi2.c: Likewise.
22012 * config/h8300/fixunssfsi.c: Likewise.
22013 * config/h8300/lib1funcs.asm: Likewise.
22014 * config/h8300/parityhi2.c: Likewise.
22015 * config/h8300/popcounthi2.c: Likewise.
22016 * config/i386/ammintrin.h: Likewise.
22017 * config/i386/att.h: Likewise.
22018 * config/i386/avxintrin.h: Likewise.
22019 * config/i386/biarch64.h: Likewise.
22020 * config/i386/bmmintrin.h: Likewise.
22021 * config/i386/cpuid.h: Likewise.
22022 * config/i386/cross-stdarg.h: Likewise.
22023 * config/i386/crtfastmath.c: Likewise.
22024 * config/i386/crtprec.c: Likewise.
22025 * config/i386/cygming-crtbegin.c: Likewise.
22026 * config/i386/cygming-crtend.c: Likewise.
22027 * config/i386/cygwin.asm: Likewise.
22028 * config/i386/emmintrin.h: Likewise.
22029 * config/i386/gmm_malloc.h: Likewise.
22030 * config/i386/gthr-win32.c: Likewise.
22031 * config/i386/i386.h: Likewise.
22032 * config/i386/immintrin.h: Likewise.
22033 * config/i386/linux-unwind.h: Likewise.
22034 * config/i386/linux64.h: Likewise.
22035 * config/i386/mm3dnow.h: Likewise.
22036 * config/i386/mmintrin-common.h: Likewise.
22037 * config/i386/mmintrin.h: Likewise.
22038 * config/i386/nmmintrin.h: Likewise.
22039 * config/i386/pmm_malloc.h: Likewise.
22040 * config/i386/pmmintrin.h: Likewise.
22041 * config/i386/smmintrin.h: Likewise.
22042 * config/i386/sol2-c1.asm: Likewise.
22043 * config/i386/sol2-ci.asm: Likewise.
22044 * config/i386/sol2-cn.asm: Likewise.
22045 * config/i386/sol2-gc1.asm: Likewise.
22046 * config/i386/tmmintrin.h: Likewise.
22047 * config/i386/unix.h: Likewise.
22048 * config/i386/w32-unwind.h: Likewise.
22049 * config/i386/wmmintrin.h: Likewise.
22050 * config/i386/x86-64.h: Likewise.
22051 * config/i386/x86intrin.h: Likewise.
22052 * config/i386/xmmintrin.h: Likewise.
22053 * config/ia64/crtbegin.asm: Likewise.
22054 * config/ia64/crtend.asm: Likewise.
22055 * config/ia64/crtfastmath.c: Likewise.
22056 * config/ia64/crti.asm: Likewise.
22057 * config/ia64/crtn.asm: Likewise.
22058 * config/ia64/fde-glibc.c: Likewise.
22059 * config/ia64/lib1funcs.asm: Likewise.
22060 * config/ia64/linux-unwind.h: Likewise.
22061 * config/ia64/quadlib.c: Likewise.
22062 * config/ia64/unwind-ia64.c: Likewise.
22063 * config/linux.h: Likewise.
22064 * config/m32c/m32c-lib1.S: Likewise.
22065 * config/m32c/m32c-lib2-trapv.c: Likewise.
22066 * config/m32c/m32c-lib2.c: Likewise.
22067 * config/m32r/initfini.c: Likewise.
22068 * config/m68hc11/larith.asm: Likewise.
22069 * config/m68hc11/m68hc11-crt0.S: Likewise.
22070 * config/m68k/cf.md: Likewise.
22071 * config/m68k/crti.s: Likewise.
22072 * config/m68k/crtn.s: Likewise.
22073 * config/m68k/lb1sf68.asm: Likewise.
22074 * config/m68k/linux-unwind.h: Likewise.
22075 * config/mcore/crti.asm: Likewise.
22076 * config/mcore/crtn.asm: Likewise.
22077 * config/mcore/lib1.asm: Likewise.
22078 * config/mips/linux-unwind.h: Likewise.
22079 * config/mips/loongson.h: Likewise.
22080 * config/mips/mips16.S: Likewise.
22081 * config/mmix/crti.asm: Likewise.
22082 * config/mmix/crtn.asm: Likewise.
22083 * config/pa/fptr.c: Likewise.
22084 * config/pa/hpux-unwind.h: Likewise.
22085 * config/pa/lib2funcs.asm: Likewise.
22086 * config/pa/linux-atomic.c: Likewise.
22087 * config/pa/linux-unwind.h: Likewise.
22088 * config/pa/milli64.S: Likewise.
22089 * config/pa/quadlib.c: Likewise.
22090 * config/pa/stublib.c: Likewise.
22091 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22092 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22093 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22094 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22095 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22096 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22097 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22098 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22099 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22100 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22101 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22102 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22103 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22104 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22105 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22106 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22107 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22108 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22109 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22110 * config/rs6000/750cl.h: Likewise.
22111 * config/rs6000/altivec.h: Likewise.
22112 * config/rs6000/biarch64.h: Likewise.
22113 * config/rs6000/crtresfpr.asm: Likewise.
22114 * config/rs6000/crtresgpr.asm: Likewise.
22115 * config/rs6000/crtresxfpr.asm: Likewise.
22116 * config/rs6000/crtresxgpr.asm: Likewise.
22117 * config/rs6000/crtsavfpr.asm: Likewise.
22118 * config/rs6000/crtsavgpr.asm: Likewise.
22119 * config/rs6000/darwin-asm.h: Likewise.
22120 * config/rs6000/darwin-fallback.c: Likewise.
22121 * config/rs6000/darwin-fpsave.asm: Likewise.
22122 * config/rs6000/darwin-ldouble.c: Likewise.
22123 * config/rs6000/darwin-tramp.asm: Likewise.
22124 * config/rs6000/darwin-unwind.h: Likewise.
22125 * config/rs6000/darwin-vecsave.asm: Likewise.
22126 * config/rs6000/darwin-world.asm: Likewise.
22127 * config/rs6000/e500crtres32gpr.asm: Likewise.
22128 * config/rs6000/e500crtres64gpr.asm: Likewise.
22129 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22130 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22131 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22132 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22133 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22134 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22135 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22136 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22137 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22138 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22139 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22140 * config/rs6000/eabi-ci.asm: Likewise.
22141 * config/rs6000/eabi-cn.asm: Likewise.
22142 * config/rs6000/eabi.asm: Likewise.
22143 * config/rs6000/linux-unwind.h: Likewise.
22144 * config/rs6000/linux64.h: Likewise.
22145 * config/rs6000/paired.h: Likewise.
22146 * config/rs6000/paired.md: Likewise.
22147 * config/rs6000/ppc64-fp.c: Likewise.
22148 * config/rs6000/ppu_intrinsics.h: Likewise.
22149 * config/rs6000/rs6000.h: Likewise.
22150 * config/rs6000/si2vmx.h: Likewise.
22151 * config/rs6000/sol-ci.asm: Likewise.
22152 * config/rs6000/sol-cn.asm: Likewise.
22153 * config/rs6000/spe.h: Likewise.
22154 * config/rs6000/spu2vmx.h: Likewise.
22155 * config/rs6000/sysv4.h: Likewise.
22156 * config/rs6000/tramp.asm: Likewise.
22157 * config/rs6000/vec_types.h: Likewise.
22158 * config/s390/linux-unwind.h: Likewise.
22159 * config/s390/tpf-unwind.h: Likewise.
22160 * config/score/crti.asm: Likewise.
22161 * config/score/crtn.asm: Likewise.
22162 * config/sh/crt1.asm: Likewise.
22163 * config/sh/crti.asm: Likewise.
22164 * config/sh/crtn.asm: Likewise.
22165 * config/sh/divtab-sh4-300.c: Likewise.
22166 * config/sh/divtab-sh4.c: Likewise.
22167 * config/sh/divtab.c: Likewise.
22168 * config/sh/lib1funcs-4-300.asm: Likewise.
22169 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22170 * config/sh/lib1funcs.asm: Likewise.
22171 * config/sh/lib1funcs.h: Likewise.
22172 * config/sh/linux-atomic.asm: Likewise.
22173 * config/sh/linux-unwind.h: Likewise.
22174 * config/sh/shmedia.h: Likewise.
22175 * config/sh/sshmedia.h: Likewise.
22176 * config/sh/ushmedia.h: Likewise.
22177 * config/sparc/crtfastmath.c: Likewise.
22178 * config/sparc/linux-unwind.h: Likewise.
22179 * config/sparc/sol2-c1.asm: Likewise.
22180 * config/sparc/sol2-ci.asm: Likewise.
22181 * config/sparc/sol2-cn.asm: Likewise.
22182 * config/spu/divmodti4.c: Likewise.
22183 * config/spu/divv2df3.c: Likewise.
22184 * config/spu/float_disf.c: Likewise.
22185 * config/spu/float_unsdidf.c: Likewise.
22186 * config/spu/float_unsdisf.c: Likewise.
22187 * config/spu/float_unssidf.c: Likewise.
22188 * config/spu/mfc_multi_tag_release.c: Likewise.
22189 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22190 * config/spu/mfc_tag_release.c: Likewise.
22191 * config/spu/mfc_tag_reserve.c: Likewise.
22192 * config/spu/mfc_tag_table.c: Likewise.
22193 * config/spu/multi3.c: Likewise.
22194 * config/spu/spu_internals.h: Likewise.
22195 * config/spu/spu_intrinsics.h: Likewise.
22196 * config/spu/spu_mfcio.h: Likewise.
22197 * config/spu/vec_types.h: Likewise.
22198 * config/spu/vmx2spu.h: Likewise.
22199 * config/stormy16/stormy16-lib2.c: Likewise.
22200 * config/svr4.h: Likewise.
22201 * config/sync.c: Likewise.
22202 * config/v850/lib1funcs.asm: Likewise.
22203 * config/vxlib-tls.c: Likewise.
22204 * config/vxlib.c: Likewise.
22205 * config/vxworks-dummy.h: Likewise.
22206 * config/xtensa/crti.asm: Likewise.
22207 * config/xtensa/crtn.asm: Likewise.
22208 * config/xtensa/ieee754-df.S: Likewise.
22209 * config/xtensa/ieee754-sf.S: Likewise.
22210 * config/xtensa/lib1funcs.asm: Likewise.
22211 * config/xtensa/lib2funcs.S: Likewise.
22212 * config/xtensa/linux-unwind.h: Likewise.
22213 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22214 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22215 * coretypes.h: Likewise.
22216 * crtstuff.c: Likewise.
22217 * defaults.h: Likewise.
22218 * dwarf2.h: Likewise.
22219 * emutls.c: Likewise.
22220 * gbl-ctors.h: Likewise.
22221 * gcov-io.h: Likewise.
22222 * ginclude/float.h: Likewise.
22223 * ginclude/iso646.h: Likewise.
22224 * ginclude/stdarg.h: Likewise.
22225 * ginclude/stdbool.h: Likewise.
22226 * ginclude/stddef.h: Likewise.
22227 * ginclude/stdfix.h: Likewise.
22228 * ginclude/stdint-gcc.h: Likewise.
22229 * ginclude/tgmath.h: Likewise.
22230 * gthr-aix.h: Likewise.
22231 * gthr-dce.h: Likewise.
22232 * gthr-gnat.c: Likewise.
22233 * gthr-gnat.h: Likewise.
22234 * gthr-lynx.h: Likewise.
22235 * gthr-mipssde.h: Likewise.
22236 * gthr-nks.h: Likewise.
22237 * gthr-posix.c: Likewise.
22238 * gthr-posix.h: Likewise.
22239 * gthr-posix95.h: Likewise.
22240 * gthr-rtems.h: Likewise.
22241 * gthr-single.h: Likewise.
22242 * gthr-solaris.h: Likewise.
22243 * gthr-tpf.h: Likewise.
22244 * gthr-vxworks.h: Likewise.
22245 * gthr-win32.h: Likewise.
22246 * gthr.h: Likewise.
22247 * libgcc2.c: Likewise.
22248 * libgcc2.h: Likewise.
22249 * libgcov.c: Likewise.
22250 * tsystem.h: Likewise.
22251 * typeclass.h: Likewise.
22252 * unwind-c.c: Likewise.
22253 * unwind-compat.h: Likewise.
22254 * unwind-dw2-fde-compat.c: Likewise.
22255 * unwind-dw2-fde-darwin.c: Likewise.
22256 * unwind-dw2-fde-glibc.c: Likewise.
22257 * unwind-dw2-fde.c: Likewise.
22258 * unwind-dw2-fde.h: Likewise.
22259 * unwind-dw2.c: Likewise.
22260 * unwind-dw2.h: Likewise.
22261 * unwind-generic.h: Likewise.
22262 * unwind-pe.h: Likewise.
22263 * unwind-sjlj.c: Likewise.
22264 * unwind.inc: Likewise.
22265 * config/arm/neon-gen.ml: Change generated copyright header to
22266 refer to version 3 of the GNU General Public License with
22267 version 3.1 of the GCC Runtime Library Exception and to point
22268 readers at the COPYING3 and COPYING3.RUNTIME files and the
22269 FSF's license web page.
22270 * config/arm/arm_neon.h: Regenerate.
22272 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22274 * config/cris/cris.md: Change copyright header to refer to version
22275 3 of the GNU General Public License.
22276 * doc/install.texi2html: Change copyright header to refer to version
22277 3 of the GNU General Public License and to point readers at the
22278 COPYING3 file and the FSF's license web page.
22279 * config/vax/linux.h: Likewise.
22281 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22283 * config/i386/i386.md (cmpcc): New.
22284 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22285 (sync_compare_and_swap_cc*): Delete.
22287 * config/s390/s390.c (s390_compare_emitted): Remove.
22288 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22289 s390_compare_emitted used to be handled. Assert that modes match.
22290 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22291 refer to sync_compare_and_swap_ccsi.
22292 * config/s390/s390.h (s390_compare_emitted): Remove.
22293 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22294 instead of s390_compare_emitted.
22295 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22296 instead of s390_compare_emitted.
22297 * config/s390/s390.md (cmpcc): New.
22298 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22299 CC_REGNUM, do not pretend it's set.
22300 (sync_compare_and_swap_cc*): Delete.
22301 * config/s390/predicates.md (cc_reg_operand): New.
22303 * expr.c (sync_compare_and_swap_cc): Delete.
22304 * optabs.h (sync_compare_and_swap_cc): Delete.
22305 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22306 is being used with can_compare_p.
22307 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22308 (find_cc_set): New.
22309 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22310 look for a MODE_CC set instead. Use emit_store_flag.
22311 (expand_compare_and_swap_loop): Likewise, with some additional
22312 complication to avoid a force_reg when useless. Use
22313 emit_cmp_and_jump_insns.
22314 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22315 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22316 sync_compare_and_swap documentation.
22318 2009-04-09 Jan Hubicka <jh@suse.cz>
22320 * except.c (find_prev_try): Break out from ....
22321 (duplicate_eh_regions): ... here; properly update prev_try pointers
22322 when duplication part of tree.
22323 (dump_eh_tree): Improve dumping.
22324 (verify_eh_region): New.
22325 (verify_eh_tree): Use it.
22327 2009-04-06 Richard Guenther <rguenther@suse.de>
22329 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22330 &ARRAY addresses by adjusting their types and prepending
22332 * tree-cfg.c (verify_gimple_assign_single): Verify that
22333 addresses are correct.
22335 2009-04-09 Richard Guenther <rguenther@suse.de>
22337 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22338 indices into an array reference if possible.
22339 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22340 Fold POINTER_PLUS_EXPR statements with invariant address.
22342 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22345 * config.gcc (powerpc64-*-linux*): Always build biarch.
22347 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22350 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22351 it and pedwarn if this results in an INTEGER_CST.
22353 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22355 * doc/install.texi: Update minimum GMP version. Remove obsolete
22356 text in MPFR section.
22358 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22360 * dwarf2out.c (class_scope_p): New static inline.
22361 (class_or_namespace_scope_p): Use it.
22362 (gen_variable_die): Use DW_TAG_member tag for static data member
22363 declarations instead of DW_TAG_variable.
22365 PR middle-end/39573
22366 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22369 2009-04-08 Richard Guenther <rguenther@suse.de>
22371 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22372 valueize random data.
22374 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22376 * config.gcc (aix tm_file): Add aix-stdint.h.
22377 (aix tm clause use_gcc_stdint): Set to wrap.
22378 * config/rs6000/aix-stdint.h: New file.
22380 2009-04-08 Richard Guenther <rguenther@suse.de>
22382 PR middle-end/36291
22383 * tree-dfa.c (add_referenced_var): Do not recurse into
22384 global initializers.
22385 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22387 (fold_const_aggregate_ref): Likewise.
22389 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22391 * recog.c (ordered_comparison_operator): New.
22392 * gensupport.c (std_preds): Add it.
22393 * doc/md.texi (Machine-Independent Predicates): Document it.
22395 2009-04-08 Jan Hubicka <jh@suse.cz>
22397 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22398 * function.h (rtl_eh): Remove exception_handler_label_map.
22399 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22400 remove_exception_handler_label, for_each_eh_label_1): Remove.
22401 (rtl_remove_unreachable_regions): Remove.
22402 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22403 (find_exception_handler_labels): Don't build the hashtable.
22404 (maybe_remove_eh_handler): Remove.
22405 (for_each_eh_label): Rewrite to walk the tree.
22406 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22407 * except.h (maybe_remove_eh_handler): Remove.
22408 * passes.c (init_optimization_passes): Schedule second EH cleanup
22410 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22411 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22413 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22415 * genoutput.c (validate_optab_operands): New.
22416 (gen_insn, gen_expand): Call it.
22418 * genflags.c (gen_insn): Detect misused iterators.
22419 (main): Pass line_no to gen_insn, exit with status 1 on error.
22421 * genextract.c (line_no): Make global.
22422 (VEC_safe_set_locstr): Change assertion to error message.
22423 (main): Exit with status 1 on error.
22425 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22429 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22430 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22431 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22432 * c-convert.c (convert): Do not call fold on results of conversion
22433 functions when the result is a C_MAYBE_CONST_EXPR.
22434 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22435 of __builtin_choose_expr.
22436 * c-typeck.c (remove_c_maybe_const_expr): New.
22437 (build_unary_op, build_conditional_expr, build_compound_expr,
22438 build_binary_op, c_objc_common_truthvalue_conversion): Call
22439 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22442 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22444 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22445 CODE to produce a new one. Add a prototype to use fold_convert_const
22447 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22450 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22451 mix declarations and code.
22453 2009-04-08 Ben Elliston <bje@au.ibm.com>
22455 * gcc.c: Replace `CC' with `GCC' throughout.
22457 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22459 * doc/invoke.texi: Document Atom support.
22461 2009-04-07 Jason Merrill <jason@redhat.com>
22464 * c-common.h, c-common.c: Add flag_pretty_templates.
22465 * c-opts.c (c_common_handle_option): Set it.
22466 * c.opt: Add -fno-pretty-templates.
22467 * doc/invoke.texi (C++ Dialect Options): Likewise.
22469 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22471 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22472 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22473 (ia64_expand_builtin): Likewise.
22475 2009-04-07 Martin Jambor <mjambor@suse.cz>
22477 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22478 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22479 ADDR_EXPRS are include too.
22481 2009-04-07 Richard Guenther <rguenther@suse.de>
22483 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22484 decls are only used if passes as parameters or if they are
22485 local statics and the call is not to a builtin.
22486 (call_may_clobber_ref_p_1): Likewise.
22488 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22490 * expr.c (do_store_flag): Remove last argument. Simplify code
22491 to avoid duplication of tests already done by can_compare_p.
22492 (expand_expr_real_1): Adjust caller.
22494 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22496 * optabs.c (can_compare_p): Test the predicate of a
22497 cbranch and cstore pattern.
22499 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22501 * expr.c (convert_move): Use emit_store_flag instead of
22504 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22506 * config/i386/i386.c (ix86_compare_emitted): Remove.
22507 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
22508 ix86_compare_op0 like ix86_compare_emitted used to be handled.
22509 * config/i386/i386.h (ix86_compare_emitted): Remove.
22510 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
22511 instead of ix86_compare_emitted.
22512 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
22514 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
22516 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
22517 Add t-sysroot-suffix to tmake_file.
22518 * config/print-sysroot-suffix.sh: New file.
22519 * config/t-sysroot-suffix: New file.
22521 2009-04-07 Ben Elliston <bje@au.ibm.com>
22523 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
22524 as the latter produces a warning when the target does not support
22527 2009-04-07 Ben Elliston <bje@au.ibm.com>
22529 * dfp.c: Replace type punning assignments with memcpy throughout.
22530 * Makefile.in (dfp.o-warn): Remove.
22532 2009-04-07 Alan Modra <amodra@bigpond.net.au>
22535 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
22536 Include soft-fp/t-softfp after rs6000/t-linux64.
22538 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
22540 * stor-layout.c (set_sizetype): Use the full precision of their
22541 machine mode for bitsize types.
22543 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
22545 * config/i386/i386.md: Revert 2 accidental checkins.
22547 2009-04-06 Joey Ye <joey.ye@intel.com>
22548 Xuepeng Guo <xuepeng.guo@intel.com>
22549 H.J. Lu <hongjiu.lu@intel.com>
22551 Atom pipeline model, tuning and insn selection.
22552 * config.gcc (atom): Add atom config options and target.
22554 * config/i386/atom.md: New.
22556 * config/i386/i386.c (atom_cost): New cost.
22557 (m_ATOM): New macro flag.
22558 (initial_ix86_tune_features): Set m_ATOM.
22559 (x86_accumulate_outgoing_args): Likewise.
22560 (x86_arch_always_fancy_math_387): Likewise.
22561 (processor_target): Add Atom cost.
22562 (cpu_names): Add Atom cpu name.
22563 (override_options): Set Atom ISA.
22564 (ix86_issue_rate): New case PROCESSOR_ATOM.
22565 (ix86_adjust_cost): Likewise.
22567 * config/i386/i386.h (TARGET_ATOM): New target macro.
22568 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
22569 (TARGET_OPT_AGU): New target option.
22570 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
22571 (processor_type): Add PROCESSOR_ATOM.
22573 * config/i386/i386.md (cpu): Add new value "atom".
22574 (use_carry, movu): New attr.
22575 (atom.md): Include atom.md.
22576 (adddi3_carry_rex64): Set attr "use_carry".
22577 (addqi3_carry): Likewise.
22578 (addhi3_carry): Likewise.
22579 (addsi3_carry): Likewise.
22580 (*addsi3_carry_zext): Likewise.
22581 (subdi3_carry_rex64): Likewise.
22582 (subqi3_carry): Likewise.
22583 (subhi3_carry): Likewise.
22584 (subsi3_carry): Likewise.
22585 (x86_movdicc_0_m1_rex64): Likewise.
22586 (*x86_movdicc_0_m1_se): Likewise.
22587 (x86_movsicc_0_m1): Likewise.
22588 (*x86_movsicc_0_m1_se): Likewise.
22589 (*adddi_1_rex64): Emit add insn as much as possible.
22590 (*addsi_1): Likewise.
22591 (return_internal): Set atom_unit.
22592 (return_internal_long): Likewise.
22593 (return_pop_internal): Likewise.
22594 (*rcpsf2_sse): Set atom_sse_attr attr.
22595 (*qrt<mode>2_sse): Likewise.
22596 (*prefetch_sse): Likewise.
22598 * config/i386/i386-c.c (ix86_target_macros_internal): New case
22600 (ix86_target_macros_internal): Likewise.
22602 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
22603 (*prefetch_sse_rex): Likewise.
22604 (sse_rcpv4sf2): Likewise.
22605 (sse_vmrcpv4sf2): Likewise.
22606 (sse_sqrtv4sf2): Likewise.
22607 (<sse>_vmsqrt<mode>2): Likewise.
22608 (sse_ldmxcsr): Likewise.
22609 (sse_stmxcsr): Likewise.
22610 (*sse_sfence): Likewise.
22611 (sse2_clflush): Likewise.
22612 (*sse2_mfence): Likewise.
22613 (*sse2_lfence): Likewise.
22614 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
22615 (<sse>_movup<ssemodesuffixf2c>): Likewise.
22616 (avx_movdqu<avxmodesuffix>): Likewise.
22617 (avx_lddqu<avxmodesuffix>): Likewise.
22618 (sse2_movntv2di): Change attr "type" to "ssemov".
22619 (sse2_movntsi): Likewise.
22620 (rsqrtv8sf2): Change attr "type" to "sseadd".
22621 (sse3_addsubv2df3): Set attr "atom_unit".
22622 (sse3_h<plusminus_insn>v4sf3): Likewise.
22623 (*sse2_pmaddwd): Likewise.
22624 (*vec_extractv2di_1_rex64): Likewise.
22625 (*vec_extractv2di_1_avx): Likewise.
22626 (sse2_psadbw): Likewise.
22627 (ssse3_phaddwv8hi3): Likewise.
22628 (ssse3_phaddwv4hi3): Likewise.
22629 (ssse3_phadddv4si3): Likewise.
22630 (ssse3_phadddv2si3): Likewise.
22631 (ssse3_phaddswv8hi3): Likewise.
22632 (ssse3_phaddswv4hi3): Likewise.
22633 (ssse3_phsubwv8hi3): Likewise.
22634 (ssse3_phsubwv4hi3): Likewise.
22635 (ssse3_phsubdv4si3): Likewise.
22636 (ssse3_phsubdv2si3): Likewise.
22637 (ssse3_phsubswv8hi3): Likewise.
22638 (ssse3_phsubswv4hi3): Likewise.
22639 (ssse3_pmaddubsw128): Likewise.
22640 (sse3_pmaddubsw: Likewise.
22641 (ssse3_palignrti): Likewise.
22642 (ssse3_palignrdi): Likewise.
22644 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
22646 * doc/install.texi (Specific): Fix two cross-references to MinGW.
22648 2009-04-06 Richard Guenther <rguenther@suse.de>
22650 PR tree-optimization/28868
22651 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
22652 of which PHI results we inserted.
22653 (insert_into_preds_of_block): Record inserted PHIs.
22654 (eliminate): Eliminate redundant PHI nodes.
22655 (init_pre): Init inserted_phi_names.
22657 2009-04-06 Richard Guenther <rguenther@suse.de>
22659 PR tree-optimization/39643
22660 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
22661 IMAGPART_EXPRs of complex constants.
22662 (execute_fold_all_builtins): If we folded a call queue
22663 TODO_update_address_taken.
22665 2009-04-06 Jan Hubicka <jh@suse.cz>
22667 PR middle-end/39659
22668 * except.c (remove_unreachable_regions): Propagate may_contain_throw
22671 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
22673 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
22675 (ic_invalidate_array): Likewise.
22677 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
22679 * calls.c (emit_library_call_value_1): Fix a problem with parameter
22680 alignment for library calls.
22682 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
22684 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
22685 (mingw32 tm clause use_gcc_stdint): Set to wrap.
22686 * config/i386/mingw-stdint.h: New file.
22688 2009-04-05 Richard Guenther <rguenther@suse.de>
22690 PR tree-optimization/39648
22691 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
22692 our &A vs. &A[0] IL deficiencies.
22694 2009-04-04 Jan Hubicka <jh@suse.cz>
22696 * except.c (sjlj_find_directly_reachable_regions): Be ready for
22697 removed toplevel regions.
22698 (sjlj_mark_call_sites): Likewise.
22700 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
22702 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
22703 (cygwin tm clause use_gcc_stdint): Set to wrap.
22704 * config/i386/cygwin-stdint.h: New file.
22706 2009-04-04 Richard Guenther <rguenther@suse.de>
22708 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
22709 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
22710 single-argument PHIs if we are in loop-closed SSA form.
22711 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
22712 for the pre-condition.
22713 (slpeel_tree_peel_loop_to_edge): Likewise.
22714 (vect_build_loop_niters): Take an optional sequence to append stmts.
22715 (vect_generate_tmps_on_preheader): Likewise.
22716 (vect_do_peeling_for_loop_bound): Take extra guards for the
22718 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
22719 the cost model check.
22720 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
22721 guards if we are going to peel. Do not apply versioning in that case.
22722 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
22723 (vect_do_peeling_for_loop_bound): Likewise.
22724 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
22725 loop bound only record extra pre-conditions, do not apply loop
22728 2009-04-04 Richard Guenther <rguenther@suse.de>
22730 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
22733 2009-04-04 Jan Hubicka <jh@suse.cz>
22735 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
22736 last_basic_block for size of bb->index indexed array.
22737 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
22738 compute_out, link_btr_uses, build_btr_def_use_webs,
22739 build_btr_def_use_webs, migrate_btr_defs): Likewise.
22741 2009-04-04 Jan Hubicka <jh@suse.cz>
22743 * except.c (remove_eh_handler_and_replace): Break out from ...
22744 (remove_eh_handler): ... here.
22745 (bring_to_root): New function.
22746 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
22747 handled ones, bring others to root of tree.
22749 2009-04-04 Jan Hubicka <jh@suse.cz>
22751 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
22752 (all_phis_safe_to_merge): New function.
22753 (update_info): New structure.
22754 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
22755 (cleanup_empty_eh): Update SSA if possible.
22757 2009-04-04 Richard Guenther <rguenther@suse.de>
22759 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
22760 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
22761 (append_vuse): Likewise.
22763 2009-04-04 Jakub Jelinek <jakub@redhat.com>
22765 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
22766 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
22767 instead of REG_UNSAVED for DW_CFA_undefined.
22768 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
22769 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
22772 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
22775 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
22777 2009-04-04 Richard Guenther <rguenther@suse.de>
22779 PR tree-optimization/8781
22780 PR tree-optimization/37892
22781 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
22782 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
22783 (valueize_refs): Call it for *& valueizations.
22784 (shared_reference_ops_from_ref): Rename to ...
22785 (valueize_shared_reference_ops_from_ref): ... this and valueize.
22786 (shared_reference_ops_from_call): Rename to ...
22787 (valueize_shared_reference_ops_from_call): ... this and valueize.
22788 (vn_reference_lookup): Update.
22789 (visit_reference_op_call): Likewise.
22790 * tree-ssa-pre.c (phi_translate_1): Fold *&.
22791 (eliminate): Value-replace the call address in call statements.
22793 2009-04-04 Richard Guenther <rguenther@suse.de>
22795 PR tree-optimization/39636
22796 * tree-ssa-forwprop.c
22797 (forward_propagate_addr_into_variable_array_index): Check for
22798 GIMPLE_ASSIGN before accessing the rhs code.
22800 2009-04-03 Jason Merrill <jason@redhat.com>
22802 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
22804 2009-04-03 Steve Ellcey <sje@cup.hp.com>
22806 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
22807 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
22808 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
22809 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
22810 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
22811 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
22812 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
22813 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
22814 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
22815 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
22816 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
22817 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
22818 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
22819 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
22820 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
22821 Use fr_reg_or_fp01_operand instead of fr_register_operand
22823 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
22824 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
22825 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
22827 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
22829 PR rtl-optimization/39607
22830 PR rtl-optimization/39631
22834 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22835 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22836 instead of DF_LR_OUT.
22837 * ira-lives.c (process_bb_node_lives): Ditto.
22838 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22839 instead of DF_LR_{OUT,IN}.
22840 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22841 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22843 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
22845 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
22846 (execute_lower_omp): Always run but take the short way out if -fopenmp
22848 (gate_lower_omp): Remove, forcing the pass manager to always run the
22849 pass and always set PROP_gimple_lomp.
22850 (pass_lower_omp): Remove gate function.
22851 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
22852 PROP_trees. Instead, require it.
22853 * ipa-cp.c (pass_ipa_cp): Likewise.
22854 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
22855 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
22856 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
22857 and PROP_gimple_leh.
22859 2009-04-03 Richard Guenther <rguenther@suse.de>
22861 PR middle-end/13146
22862 PR tree-optimization/23940
22863 PR tree-optimization/33237
22864 PR middle-end/33974
22865 PR middle-end/34093
22866 PR tree-optimization/36201
22867 PR tree-optimization/36230
22868 PR tree-optimization/38049
22869 PR tree-optimization/38207
22870 PR tree-optimization/38230
22871 PR tree-optimization/38301
22872 PR tree-optimization/38585
22873 PR middle-end/38895
22874 PR tree-optimization/38985
22875 PR tree-optimization/39299
22876 * tree-ssa-structalias.h: Remove.
22877 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
22878 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
22879 (struct vuse_element_d): Remove.
22880 (struct vuse_vec_d): Likewise.
22881 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
22882 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
22883 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
22884 VUSE_ELEMENT_VAR): Likewise.
22885 (struct voptype_d): Likewise.
22886 (NUM_VOP_FREE_BUCKETS): Likewise.
22887 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
22888 (struct stmt_operands_d): Remove.
22889 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
22890 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
22891 VDEF_NUM, VDEF_VECT): Likewise.
22892 (copy_virtual_operands): Remove.
22893 (operand_build_cmp): Likewise.
22894 (create_ssa_artificial_load_stmt): Likewise.
22895 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
22896 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
22897 vuse_index and mayuse_index members. Pack and move done and iter_type
22898 members to the front.
22899 (SSA_OP_VMAYUSE): Remove.
22900 (SSA_OP_VIRTUAL_USES): Adjust.
22901 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
22902 (unlink_stmt_vdef): Declare.
22903 (add_to_addressable_set): Remove.
22904 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
22905 (vrp_visit_stmt): Likewise.
22906 * doc/tree-ssa.texi (Alias analysis): Update.
22907 * doc/invoke.texi (max-aliased-vops): Remove docs.
22908 (avg-aliased-vops): Likewise.
22909 * tree-into-ssa.c (syms_to_rename): Remove.
22910 (need_to_update_vops_p): Likewise.
22911 (need_to_initialize_update_ssa_p): Rename to ...
22912 (update_ssa_initialized_fn): ... this. Track function we are
22914 (symbol_marked_for_renaming): Simplify.
22915 (add_new_name_mapping): Do not set need_to_update_vops_p.
22916 (dump_currdefs): Use SYMS_TO_RENAME.
22917 (rewrite_update_stmt): Always walk all uses/defs.
22918 (dump_update_ssa): Adjust.
22919 (init_update_ssa): Take function argument. Track what we are
22921 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
22922 (create_new_def_for): Initialize for cfun, assert we are initialized
22924 (mark_sym_for_renaming): Simplify.
22925 (mark_set_for_renaming): Do not initialize update-ssa.
22926 (need_ssa_update_p): Simplify. Take function argument.
22927 (name_mappings_registered_p): Assert we ask for the correct function.
22928 (name_registered_for_update_p): Likewise.
22929 (ssa_names_to_replace): Likewise.
22930 (release_ssa_name_after_update_ssa): Likewise.
22931 (update_ssa): Likewise. Use SYMS_TO_RENAME.
22932 (dump_decl_set): Do not print a newline.
22933 (debug_decl_set): Do it here.
22934 (dump_update_ssa): And here.
22935 * tree-ssa-loop-im.c (move_computations): Adjust.
22936 (movement_possibility): Likewise.
22937 (determine_max_movement): Likewise.
22938 (gather_mem_refs_stmt): Likewise.
22939 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
22940 or NAME_MEMORY_TAG.
22941 * tree-complex.c (update_all_vops): Remove.
22942 (expand_complex_move): Adjust.
22943 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
22944 Simplify test for memory referencing statement. Exclude
22945 non-invariant ADDR_EXPRs.
22946 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
22947 * tree-loop-distribution.c (generate_memset_zero): Adjust.
22948 (rdg_flag_uses): Likewise.
22949 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
22951 (tree_optimize_tail_calls_1): Also split the
22952 edge from the entry block if we have degenerate PHI nodes in
22953 the first basic block.
22954 * tree.c (init_ttree): Remove memory-tag related code.
22955 (tree_code_size): Likewise.
22956 (tree_node_structure): Likewise.
22957 (build7_stat): Re-write to be build6_stat.
22958 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
22959 (SSA_VAR_P): Adjust.
22960 (struct tree_memory_tag): Remove.
22961 (struct tree_memory_partition_tag): Likewise.
22962 (union tree_node): Adjust.
22963 (build7): Re-write to be build6.
22964 * tree-pass.h (pass_reset_cc_flags): Remove.
22965 (TODO_update_address_taken): New flag.
22966 (pass_simple_dse): Remove.
22967 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
22968 * params.h (MAX_ALIASED_VOPS): Remove.
22969 (AVG_ALIASED_VOPS): Likewise.
22970 * omp-low.c (expand_omp_taskreg): Update SSA form.
22971 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
22972 aliases the lhs in a copy stmt.
22973 * tree-ssa-dse.c (struct address_walk_data): Remove.
22974 (memory_ssa_name_same): Likewise.
22975 (memory_address_same): Likewise.
22976 (get_kill_of_stmt_lhs): Likewise.
22977 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
22978 unused stores. Look through PHI nodes into post-dominated regions.
22979 (dse_optimize_stmt): Simplify. Properly remove stores.
22980 (tree_ssa_dse): Compute dominators.
22981 (execute_simple_dse): Remove.
22982 (pass_simple_dse): Likewise.
22983 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
22984 gimple_loaded_syms and gimple_stored_syms computation.
22985 * toplev.c (dump_memory_report): Dump alias and pta stats.
22986 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
22987 (vn_reference_eq): Likewise.
22988 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
22989 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
22990 valueize_vuses): Remove.
22991 (get_def_ref_stmt_vuses): Simplify. Rename to ...
22992 (get_def_ref_stmt_vuse): ... this.
22993 (vn_reference_lookup_2): New function.
22994 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
22995 walking equivalent vuses. Simplify.
22996 (vn_reference_lookup): Likewise.
22997 (vn_reference_insert): Likewise.
22998 (vn_reference_insert_pieces): Likewise.
22999 (visit_reference_op_call): Simplify.
23000 (visit_reference_op_load): Likewise.
23001 (visit_reference_op_store): Likewise.
23002 (init_scc_vn): Remove shared_lookup_vuses initialization.
23003 (free_scc_vn): Remove shared_lookup_vuses freeing.
23004 (sort_vuses, sort_vuses_heap): Remove.
23005 (get_ref_from_reference_ops): Export.
23006 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23007 vector with single vuse pointer.
23008 (vn_reference_lookup_pieces, vn_reference_lookup,
23009 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23010 (shared_vuses_from_stmt): Remove.
23011 (get_ref_from_reference_ops): Declare.
23012 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23013 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23014 memory-tag related code.
23015 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23016 (likely_value): Add comment, skip static-chain of call statements.
23017 (surely_varying_stmt_p): Adjust.
23018 (gimplify_and_update_call_from_tree): Likewise.
23019 (execute_fold_all_builtins): Do not rebuild alias info.
23020 (gimplify_and_update_call_from_tree): Properly update VOPs.
23021 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23022 (copy_ref_info): Remove memory-tag related code.
23023 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23024 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23025 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23027 * tree-ssa-dom.c (gimple_p): Remove typedef.
23028 (eliminate_redundant_computations): Adjust.
23029 (record_equivalences_from_stmt): Likewise.
23030 (avail_expr_hash): Likewise.
23031 (avail_expr_eq): Likewise.
23032 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23033 (stmt_makes_single_load): Likewise.
23034 (stmt_makes_single_store): Likewise.
23035 * tree-ssa-alias.c: Rewrite completely.
23036 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23037 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23038 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23039 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23040 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23041 Remove public functions.
23042 (pass_reset_cc_flags): Remove.
23043 (pass_build_alias): Move ...
23044 * tree-ssa-structalias.c (pass_build_alias): ... here.
23045 * tree-ssa-alias.c (may_be_aliased): Move ...
23046 * tree-flow-inline.h (may_be_aliased): ... here.
23047 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23048 count_uses_and_derefs): Move ...
23049 * gimple.c: ... here.
23050 * gimple.h (count_uses_and_derefs): Declare.
23051 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23052 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23053 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23054 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23055 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23056 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23057 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23059 * tree-dfa.c (refs_may_alias_p): Move ...
23060 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23061 * tree-ssa-alias.h: New file.
23062 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23063 (statement_sink_location): Likewise.
23064 * opts.c (decode_options): Do not adjust max-aliased-vops or
23065 avg-aliased-vops values.
23066 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23067 (TV_CALL_CLOBBER): Likewise.
23068 (TV_FLOW_SENSITIVE): Likewise.
23069 (TV_FLOW_INSENSITIVE): Likewise.
23070 (TV_MEMORY_PARTITIONING): Likewise.
23071 (TV_ALIAS_STMT_WALK): New timevar.
23072 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23073 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23074 (get_address_description): Remove memory-tag related code.
23075 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23076 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23077 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23078 and immediate uses in statements. Document.
23079 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23080 (dump_symbols): Remove.
23081 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23082 * alias.c (get_deref_alias_set): New function split out from ...
23083 (get_alias_set): ... here.
23084 * alias.h (get_deref_alias_set): Declare.
23085 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23086 type parameter. Remove restrict pointer handling. Create a
23087 ref-all pointer in case type-based alias sets do not conflict.
23088 (vect_analyze_data_refs): Remove SMT related code.
23089 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23090 (vectorizable_load): Likewise.
23091 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23092 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23093 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23094 Ignore vops and SMTs.
23095 (dr_analyze_alias): Likewise..
23096 (free_data_ref): Likewise.
23097 (create_data_ref): Likewise.
23098 (analyze_all_data_dependences): Likewise.
23099 (get_references_in_stmt): Adjust.
23100 * tree-flow-inline.h (gimple_aliases_computed_p,
23101 gimple_addressable_vars, gimple_call_clobbered_vars,
23102 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23103 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23104 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23105 gimple_mem_ref_stats): Remove.
23106 (gimple_vop): New function.
23107 (op_iter_next_use): Remove vuses and mayuses cases.
23108 (op_iter_next_def): Remove vdefs case.
23109 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23110 (clear_and_done_ssa_iter): Do not set removed fields.
23111 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23112 Assert we are not iterating over vuses or vdefs if not also
23113 iterating over uses or defs.
23114 (op_iter_init_use): Likewise.
23115 (op_iter_init_def): Likewise.
23116 (op_iter_next_vdef): Remove.
23117 (op_iter_next_mustdef): Likewise.
23118 (op_iter_init_vdef): Likewise.
23119 (compare_ssa_operands_equal): Likewise.
23120 (link_use_stmts_after): Handle vuse operand.
23121 (is_call_used): Use is_call_clobbered.
23122 (is_call_clobbered): Global variables are always call clobbered,
23123 query the call-clobbers bitmap.
23124 (mark_call_clobbered): Ignore global variables.
23125 (clear_call_clobbered): Likewise.
23126 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23127 virtual operands sanity check.
23128 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23130 (TARGET_MEM_REF): Remove TMR_TAG operand.
23131 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23132 Remove call-clobber related code.
23133 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23134 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23135 partitions or escape reason.
23136 (get_single_def_stmt, get_single_def_stmt_from_phi,
23137 get_single_def_stmt_with_phi): Remove.
23138 (dump_referenced_vars): Tidy.
23139 (get_ref_base_and_extent): Allow bare decls.
23140 (collect_dfa_stats): Adjust.
23141 * graphite.c (rename_variables_in_stmt): Adjust.
23142 (graphite_copy_stmts_from_block): Likewise.
23143 (translate_clast): Likewise.
23144 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23146 (translate_vuse_through_block): Use the oracle.
23147 (phi_translate_1): Adjust.
23148 (value_dies_in_block_x): Use the oracle. Cache the outcome
23150 (valid_in_sets): Check if the VUSE for
23151 a REFERENCE is available.
23152 (eliminate): Do not remove stmts during elimination,
23153 instead queue and remove them afterwards.
23154 (do_pre): Do not rebuild alias info.
23155 (pass_pre): Run TODO_rebuild_alias before PRE.
23156 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23157 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23158 (mark_all_v_defs_stmt): Remove.
23159 (mark_all_v_defs_seq): Adjust.
23160 (sra_replace): Likewise.
23161 (scalarize_use): Likewise.
23162 (scalarize_copy): Likewise.
23163 (scalarize_init): Likewise.
23164 (scalarize_ldst): Likewise.
23165 (todoflags): Remove.
23166 (tree_sra): Do not rebuild alias info.
23167 (tree_sra_early): Adjust.
23168 (pass_sra): Run TODO_update_address_taken before SRA.
23169 * tree-predcom.c (set_alias_info): Remove.
23170 (prepare_initializers_chain): Do not call it.
23171 (mark_virtual_ops_for_renaming): Adjust.
23172 (mark_virtual_ops_for_renaming_list): Remove.
23173 (initialize_root_vars): Adjust.
23174 (initialize_root_vars_lm): Likewise.
23175 (prepare_initializers_chain): Likewise.
23176 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23177 (may_propagate_copy_into_stmt): Likewise.
23178 (merge_alias_info): Do nothing for now.
23179 (propagate_tree_value_into_stmt): Adjust.
23180 (stmt_may_generate_copy): Likewise.
23181 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23182 not mark symbols for renaming.
23183 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23184 with the same statement, make sure to update the new pointed-to one.
23185 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23186 call statements, do not mark symbols for renaming.
23187 (mark_operand_necessary): Dump something.
23188 (ref_may_be_aliased): New function.
23189 (mark_aliased_reaching_defs_necessary_1): New helper function.
23190 (mark_aliased_reaching_defs_necessary): Likewise.
23191 (mark_all_reaching_defs_necessary_1): Likewise.
23192 (mark_all_reaching_defs_necessary): Likewise.
23193 (propagate_necessity): Do not process virtual PHIs. For
23194 non-aliased loads mark all reaching definitions as necessary.
23195 For aliased loads and stores mark the immediate dominating
23196 aliased clobbers as necessary.
23197 (visited): New global static.
23198 (perform_tree_ssa_dce): Free visited bitmap after propagating
23200 (remove_dead_phis): Perform simple dead virtual PHI removal.
23201 (remove_dead_stmt): Properly unlink virtual operands when
23203 (eliminate_unnecessary_stmts): Schedule PHI removal after
23205 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23206 (process_replaceable): Likewise.
23207 (find_replaceable_in_bb): Likewise.
23208 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23209 based on the single gimple vop.
23210 (verify_flow_insensitive_alias_info): Remove.
23211 (verify_flow_sensitive_alias_info): Likewise.
23212 (verify_call_clobbering): Likewise.
23213 (verify_memory_partitions): Likewise.
23214 (verify_alias_info): Likewise.
23215 (verify_ssa): Adjust..
23216 (execute_update_addresses_taken): Export. Update SSA
23217 manually. Optimize only when optimizing. Use a local bitmap.
23218 (pass_update_address_taken): Remove TODO_update_ssa, add
23220 (pass_update_address_taken): Just use TODO_update_address_taken.
23221 (init_tree_ssa): Do not initialize addressable_vars.
23222 (verify_ssa): Verify new VUSE / VDEF properties.
23223 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23224 Do not call verify_alias_info.
23225 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23226 Do not free the loaded and stored syms bitmaps. Reset the escaped
23227 and callused solutions. Do not free addressable_vars.
23228 Remove memory-tag related code.
23229 (warn_uninitialized_var): Aliases are always available.
23230 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23231 * lambda-code.c (can_put_in_inner_loop): Adjust.
23232 (can_put_after_inner_loop): Likewise.
23233 (perfect_nestify): Likewise.
23234 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23235 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23236 (vectorizable_conversion): Do not mark symbols for renaming.
23237 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23238 (expand_call_inline): Unlink the calls virtual operands before
23240 (tree_function_versioning): Do not call update_ssa if we are not
23241 updating clones. Simplify.
23242 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23243 (propagate_with_phi): Likewise..
23244 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23245 clobber code. Assert we are not aliased or global.
23246 * tree-flow.h: Include tree-ssa-alias.h
23247 (enum escape_type): Remove.
23248 (struct mem_sym_stats_d): Likewise.
23249 (struct mem_ref_stats_d): Likewise.
23250 (struct gimple_df): Add vop member. Remove global_var,
23251 call_clobbered_vars, call_used_vars, addressable_vars,
23252 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23253 escaped and callused members.
23254 (struct ptr_info_def): Remove all members, add points-to solution
23256 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23257 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23258 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23259 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23260 (tree-ssa-alias.o): Likewise.
23261 (toplev.o): Add tree-ssa-alias.h
23262 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23263 * gimple.c (gimple_set_bb): Fix off-by-one error.
23264 (is_gimple_reg): Do not handle memory tags.
23265 (gimple_copy): Also copy virtual operands.
23266 Delay updating the statement. Do not reset loaded and stored syms.
23267 (gimple_set_stored_syms): Remove.
23268 (gimple_set_loaded_syms): Likewise.
23269 (gimple_call_copy_skip_args): Copy the virtual operands
23270 and mark the new statement modified.
23271 * tree-ssa-structalias.c (may_alias_p): Remove.
23272 (set_uids_in_ptset): Take the alias set to prune with as
23273 parameter. Fold in the alias test of may_alias_p.
23274 (compute_points_to_sets): Compute whether a ptr is dereferenced
23275 in a local sbitmap.
23276 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23277 other ADDRESSOF constraints on the lhs.
23278 (get_constraint_for_component_ref): Assert that we don't get
23279 ADDRESSOF constraints from the base of the reference.
23280 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23281 (struct variable_info): Remove collapsed_to member.
23282 (get_varinfo_fc): Remove.
23283 (new_var_info): Do not set collapsed_to.
23284 (dump_constraint): Do not follow cycles.
23285 (dump_constraint_graph): Likewise.
23286 (build_pred_graph): Likewise.
23287 (build_succ_graph): Likewise.
23288 (rewrite_constraints): Likewise.
23289 (do_simple_structure_copy): Remove.
23290 (do_rhs_deref_structure_copy): Remove.
23291 (do_lhs_deref_structure_copy): Remove.
23292 (collapse_rest_of_var): Remove.
23293 (do_structure_copy): Re-implement.
23294 (pta_stats): New global variable.
23295 (dump_pta_stats): New function.
23296 (struct constraint_expr): Make offset signed.
23297 (UNKNOWN_OFFSET): Define special value.
23298 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23299 (solution_set_expand): New helper function split out from ...
23300 (do_sd_constraint): ... here.
23301 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23302 (do_ds_constraint): Likewise.
23303 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23304 and CALLUSED = *CALLUSED.
23305 (set_union_with_increment): Make inc argument signed.
23306 (type_safe): Remove.
23307 (get_constraint_for_ptr_offset): Handle unknown and negative
23309 (first_vi_for_offset): Handle offsets before start. Bail
23310 out early for offsets beyond the variable extent.
23311 (first_or_preceding_vi_for_offset): New function.
23312 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23313 Together with ESCAPED = *ESCAPED this properly computes reachability.
23314 (find_what_var_points_to): New function.
23315 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23316 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23317 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23318 pt_solutions_intersect): New functions.
23319 (compute_call_used_vars): Remove.
23320 (compute_may_aliases): New main entry into PTA computation.
23321 * gimple.h (gimple_p): New typedef.
23322 (struct gimple_statement_base): Remove references_memory_p.
23323 (struct gimple_statement_with_memory_ops_base): Remove
23324 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23326 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23327 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23328 gimple_set_references_memory): Remove.
23329 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23330 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23332 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23333 (verify_expr): Allow RESULT_DECL.
23334 (gimple_duplicate_bb): Do not copy virtual operands.
23335 (gimple_duplicate_sese_region): Adjust.
23336 (gimple_duplicate_sese_tail): Likewise.
23337 (mark_virtual_ops_in_region): Remove.
23338 (move_sese_region_to_fn): Do not call it.
23339 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23340 and pass_simple_dse.
23341 (execute_function_todo): Handle TODO_update_address_taken,
23342 call execute_update_addresses_taken for TODO_rebuild_alias.
23343 (execute_todo): Adjust.
23344 (execute_one_pass): Init dump files early.
23345 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23347 (create_general_new_stmt): Clear vops.
23348 * tree-ssa-reassoc.c (get_rank): Adjust.
23349 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23350 symbols for renaming.
23351 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23352 (PARAM_AVG_ALIASED_VOPS): Likewise.
23353 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23354 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23355 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23356 (operand_build_cmp, copy_virtual_operands,
23357 create_ssa_artificial_load_stmt, add_to_addressable_set,
23358 gimple_add_to_addresses_taken): Remove public functions.
23359 (unlink_stmt_vdef): New function.
23361 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23363 * config.gcc (powerpc-*-linux*): Merge variants.
23365 2009-04-02 Chao-ying Fu <fu@mips.com>
23366 James Grosbach <james.grosbach@microchip.com>
23368 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23369 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23371 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23372 keep_interrupts_masked_p, use_debug_exception_return_p.
23373 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23374 keep_interrupts_masked, use_debug_exception_return.
23375 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23376 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23378 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23379 (mips_print_operand): Process COP0 registers to print $0 .. $31
23380 correctly for GAS to process.
23381 (mips_interrupt_extra_call_saved_reg_p): New function.
23382 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23384 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23385 (mips_compute_frame_info): Add supports for interrupt context that
23386 includes doubleword accumulators and COP0 registers.
23387 (mips_for_each_saved_acc): New function.
23388 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23389 mips_for_each_saved_reg.
23390 (mips_save_reg): Save accumulators.
23391 (mips_kernel_reg_p): A new for_each_rtx callback.
23392 (mips_expand_prologue): Support interrupt handlers.
23393 (mips_restore_reg): Restore accumulators.
23394 (mips_expand_epilogue): Support interrupt handlers.
23395 (mips_can_use_return_insn): Return false for interrupt handlers.
23396 (mips_epilogue_uses): New function.
23397 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23398 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23399 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23400 cop0_move): New instructions.
23401 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23402 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23404 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23406 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23407 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23408 interrupt handlers, we use K0 as the temporary register.
23409 (EPILOGUE_USES): Change to a function call.
23410 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23411 handlers, we use K0 as the temporary register.
23413 * doc/extend.texi (Function Attributes): Document interrupt,
23414 use_shadow_register_set, keep_interrupts_masked,
23415 use_debug_exception_return for MIPS attributes.
23417 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23419 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23420 Remove a number of t-files from tmake_file.
23421 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23422 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23423 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23424 target_prototype, not TARGET_PROTOTYPE.
23425 (LINK_OS_GNU_SPEC): Define.
23426 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23427 and darwin-ldoubdle.c.
23429 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23432 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23433 (cpp_options): Ditto.
23434 (default_compilers): Ditto.
23435 (display_help): Ditto.
23436 (process_command): Ditto.
23437 (do_spec_1): Ditto.
23438 (set_input): Use lbasename instead of duplicate code.
23439 (save_temps_prefix): New static for -save-temps=obj.
23440 (save_temps_length): Ditto.
23442 * doc/invoke.texi (-save-temps=obj): Document new variant to
23443 -save-temps switch.
23445 2009-04-02 Jeff Law <law@redhat.com>
23447 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23450 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23452 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23453 * configure: Regenerated.
23455 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23457 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23458 share the argument list.
23460 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23464 2009-02-12 Diego Novillo <dnovillo@google.com>
23466 * varpool.c (debug_varpool): New.
23467 * cgraph.h (debug_varpool): Declare.
23469 2009-04-02 Jan Hubicka <jh@suse.cz>
23471 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23474 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23476 * config/i386/i386.c (ix86_abi): Move initialization to ...
23477 (override_options): Here.
23479 2009-04-02 Christian Bruel <christian.bruel@st.com>
23481 * config/sh/sh.c (sh_dwarf_register_span): New function.
23482 (TARGET_DWARF_REGISTER_SPAN): Define.
23483 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23485 2009-04-02 Ira Rosen <irar@il.ibm.com>
23487 PR tree-optimization/39595
23488 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23489 interleaved loads group is not greater than the SLP group size.
23491 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23493 * builtins.c (is_builtin_name): New.
23494 (called_as_built_in): Use is_builtin_name.
23495 * tree.h (is_builtin_name): New.
23496 * varasm.c (incorporeal_function_p): Use is_builtin_name
23498 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
23500 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
23502 2009-04-02 Dodji Seketeli <dodji@redhat.com>
23505 * c-decl.c (clone_underlying_type): Move this ...
23506 * c-common.c (set_underlying_type): ... here.
23507 Also, make sure the function properly sets TYPE_STUB_DECL() on
23508 the newly created typedef variant type.
23509 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
23510 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
23513 2009-04-02 Richard Guenther <rguenther@suse.de>
23515 PR tree-optimization/37221
23516 * tree-flow.h (degenerate_phi_result): Declare.
23517 * tree-ssa-dom.c (degenerate_phi_result): Export.
23518 * tree-scalar-evolution.c (analyze_initial_condition): If
23519 the initial condition is defined by a degenerate PHI node
23520 use the degenerate value.
23522 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
23524 PR rtl-optimization/39588
23525 * combine.c (merge_outer_ops): Do not set the constant when this
23527 (simplify_shift_const_1): Do not modify it either in this case.
23529 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
23531 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
23532 tuning is deprecated if -mtune value is set to an Itanium1 variant.
23534 2009-04-01 Janis Johnson <janis187@us.ibm.com>
23537 * c-lex.c (interpret_float): Default (no suffix) is double.
23539 2009-04-1 Xinliang David Li <davidxl@google.com>
23541 * config/i386/i386.c (legitimate_constant_p): Recognize
23542 all one vector constant.
23544 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23546 * config/vax/vax.c: Add #includes to silence warnings.
23547 Change #include order to silence two warnings.
23549 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23551 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
23552 (ASM_SPEC): Pass -k to the assembler for PIC code.
23554 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23556 * config.gcc: Add vax-*-linux* to the switch.
23557 * config/vax/linux.h: New file. (TARGET_VERSION,
23558 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
23560 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23562 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
23563 Use predicate macros instead of GET_CODE() == foo.
23564 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
23565 ashlsi3, rotrsi3, <unnamed>): Likewise.
23567 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23569 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
23570 jbbccihi, jbbccisi): Remova trailing whitespace.
23571 * config/vax/constraints.md: Likewise.
23572 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23573 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
23574 * config/vax/predicates.md: Likewise.
23575 * config/vax/vax.c (print_operand_address, vax_output_int_move,
23576 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
23577 * config/vax/vax.h: Likewise.
23578 * config/vax/vax.md (nonlocal_goto): Likewise.
23580 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23582 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
23583 (indirectable_address_p, adjacent_operands_p): Add spaces around
23585 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
23587 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23589 * config/vax/vax.c (legitimate_constant_address_p,
23590 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
23591 index_term_p, reg_plus_index_p, legitimate_address_p,
23592 vax_mode_dependent_address_p): Update comments to match functions
23593 modified by the recent int->bool conversion.
23595 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23597 * config/vax/builtins.md: Update copyright message.
23598 * config/vax/constraints.md: Likewise.
23599 * config/vax/netbsd-elf.h: Likewise.
23600 * config/vax/predicates.md: Likewise.
23601 * config/vax/vax-protos.h: Likewise.
23602 * config/vax/vax.c: Likewise.
23603 * config/vax/vax.h: Likewise.
23604 * config/vax/vax.md: Likewise.
23605 * config/vax/vax.opt: Likewise.
23607 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23609 * config/vax/builtins.md (ffssi2, ffssi2_internal,
23610 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
23611 * config/vax/constraints.md (B, R): Likewise.
23612 * config/vax/predicates.md (external_memory_operand,
23613 nonimmediate_addsub_di_operand): Likewise.
23614 * config/vax/vax.c (vax_output_int_add): Likewise.
23615 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
23616 untyped_call): Likewise.
23618 2009-04-01 Matt Thomas <matt@3am-software.com>
23620 * config/vax/predicates.md: New file.
23621 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
23622 external_const_operand, nonsymbolic_operand, external_memory_operand,
23623 indirect_memory_operand, indexed_memory_operand,
23624 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
23625 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
23627 * config/vax/constraints.md: New file.
23628 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
23630 * config/vax/builtins.md: New file.
23631 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
23632 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
23634 * config/vax/vax.opt (mqmath): Add option.
23635 * config/vax/vax.md (isfx): Extend with DI.
23636 (VAXintQH, VAXintQHSD): Define.
23637 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
23638 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
23639 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
23640 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
23641 (movdi): Update constraints and use vax_output_int_move().
23642 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
23643 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
23644 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
23645 nonlocal_goto): New.
23646 (mov<mode>): Extend accepted operand types.
23647 (subdi3_old): Rename from subdi3, change update constraints and use
23648 a new implementation.
23649 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
23650 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
23651 MOVE_RATIO, CLEAR_RATIO): Define.
23652 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
23653 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
23654 (PRINT_OPERAND): Redefine using a function instead of inlined code.
23655 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
23656 (split_quadword_operands): Make static and really allow variable
23658 (print_operand_address): Update for PIC generation.
23659 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
23660 indexable_address_p, fixup_mathdi_operand,
23661 vax_expand_addsub_di_operands, adjacent_operands_p): New.
23662 (vax_float_literal, legitimate_constant_p,
23663 indirectable_constant_address_p, index_term_p,
23664 reg_plus_index_p): Return bool instead of int.
23665 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
23667 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
23669 (vax_output_conditional_branch): Indent.
23670 (legitimate_constant_address_p, indirectable_constant_address_p,
23671 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
23672 vax_mode_dependent_address_p): Return bool instead of int, update for
23674 * config/vax/vax-protos.h (legitimate_constant_address_p,
23675 legitimate_constant_p, legitimate_address_p,
23676 vax_mode_dependent_address_p): Change declaration to bool.
23677 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
23678 vax_expand_addsub_di_operands, vax_output_int_subtract,
23679 vax_output_movmemsi): Declare.
23680 (split_quadword_operands, vax_float_literal): Delete declaration.
23681 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
23682 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
23683 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
23684 ASM_OUTPUT_DWARF_PCREL): Define.
23685 (ASM_SPEC): Change definition to allow PIC generation.
23687 2009-04-01 Steve Ellcey <sje@cup.hp.com>
23689 * doc/sourcebuild.texi: Update front-end requirements.
23691 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23694 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
23695 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
23696 (booldi3_internal3): Use boolean_or_operator instead of
23699 2009-04-01 Joseph Myers <joseph@codesourcery.com>
23702 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
23703 declarator whose size is not an integer constant expression but
23704 folds to an integer constant, then treat it as a constant
23707 2009-04-01 Richard Guenther <rguenther@suse.de>
23709 * fold-const.c (fold_plusminus_mult_expr): Do not fold
23710 i * 4 + 2 to (i * 2 + 1) * 2.
23712 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23715 * c-parser.c (c_parser_asm_statement): Skip until close paren and
23716 return if c_parser_asm_string_literal returned NULL.
23718 2009-04-01 Nick Clifton <nickc@redhat.com>
23720 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
23722 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
23723 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
23724 other typedefs to avoid conflicts with libgcc2.c. Define labels
23725 to gain 16-bit bit-manipulation functions from libgcc2.c and then
23727 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
23728 to gain 16-bit trapping arithmetic functions from libgcc2.c and
23731 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
23733 * varasm.c (default_function_rodata_section): Declare DOT as
23736 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
23737 Andrey Galkin <agalkin@hypercom.com>
23740 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
23741 Make object_name unique for each process.
23743 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23746 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
23747 addressable variables in the parallel that could go out of scope while
23748 running queued tasks.
23750 2009-04-01 Anatoly Sokolov <aesok@post.ru>
23752 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
23753 (CASE_VALUES_THRESHOLD): Redefine.
23754 * config/avr/avr.c (avr_override_options): Remove initialization of
23755 avr_case_values_threshold variable.
23756 (avr_case_values_threshold): Remove variable. Add new function.
23757 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
23758 * config/avr/avr.opt (mno-tablejump): Remove option.
23759 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
23761 2009-04-01 DJ Delorie <dj@redhat.com>
23763 * varasm.c (default_function_rodata_section): Don't assume
23764 anything about where the first '.' in the section name is.
23766 2009-04-01 Alan Modra <amodra@bigpond.net.au>
23768 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
23769 rs6000_emit_stack_tie.
23771 2009-03-31 Ian Lance Taylor <iant@google.com>
23773 * tree-eh.c (tree_remove_unreachable_handlers): Compare
23774 gimple_code with GIMPLE_RESX, not RESX.
23776 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23778 * c-common.c (c_get_ident): New.
23779 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
23781 2009-04-01 Ben Elliston <bje@au.ibm.com>
23783 * config/rs6000/sysv4.opt (msdata): Improve option description.
23785 2009-03-31 Steve Ellcey <sje@cup.hp.com>
23787 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
23788 (divdf3_internal_lat): Remove.
23789 (divxf3_internal_lat): Remove.
23790 (divxf3_internal_thr): Remove.
23791 (divxf): Use divxf3_internal.
23792 * config/ia64/div.md (divsf3_internal_lat): New.
23793 (divdf3_internal_lat): New.
23794 (divxf3_internal): New.
23796 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23799 * Makefile.in (USE_GCC_STDINT): Define.
23800 (stmp-int-hdrs): Install stdint.h if applicable.
23801 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
23803 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
23804 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
23805 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23806 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23807 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23808 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23809 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23810 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23811 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23812 (c_common_nodes_and_builtins): Initialize
23813 underlying_wchar_type_node. Do not initialize
23814 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
23815 nodes for new types.
23816 (c_stddef_cpp_builtins): Define macros for new types.
23817 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
23819 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
23820 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
23821 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
23822 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
23823 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
23824 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
23825 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
23826 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
23827 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
23828 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
23829 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
23830 int16_type_node, int32_type_node, int64_type_node,
23831 uint8_type_node, uint16_type_node, c_uint32_type_node,
23832 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
23833 int_least32_type_node, int_least64_type_node,
23834 uint_least8_type_node, uint_least16_type_node,
23835 uint_least32_type_node, uint_least64_type_node,
23836 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
23837 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
23838 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
23839 uintptr_type_node): Define.
23840 * c-cppbuiltin.c (builtin_define_constants,
23841 builtin_define_type_minmax): New.
23842 (builtin_define_stdint_macros): Define more macros.
23843 (c_cpp_builtins): Define more limit macros.
23844 (type_suffix): New.
23845 (builtin_define_type_max): Define in terms of
23846 builtin_define_type_minmax. Remove is_long parameter. All
23848 * config.gcc (use_gcc_stdint): Define.
23849 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
23850 Add newlib-stdint.h for generic targets.
23851 * config/glibc-stdint.h, config/newlib-stdint.h,
23852 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
23853 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
23854 * config/score/score.h (UINTPTR_TYPE): Define.
23855 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
23856 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
23857 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23858 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23859 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23860 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23861 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23862 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23863 * config/spu/spu.h (STDINT_LONG32): Define.
23864 * configure.ac (use_gcc_stdint): Substitute.
23865 * configure: Regenerate.
23866 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
23867 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
23868 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
23869 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
23870 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
23871 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
23872 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
23873 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
23874 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
23875 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
23876 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
23877 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
23878 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
23879 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
23880 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
23881 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
23882 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
23883 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
23884 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
23885 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
23886 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
23887 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
23888 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23889 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23890 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23891 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23892 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23893 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23894 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
23896 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
23898 * loop-iv.c (suitable_set_for_replacement): Renamed from
23899 simplify_using_assignment; changed to return bool and to accept new
23900 args DEST and SRC. Return true iff we find a source/destination pair
23901 that can be used to make a replacement, and fill SRC and DEST if so.
23902 Remove arg ALTERED. Don't deal with altered regs here. All callers
23904 (simplify_using_initial_values): Deal with altered regs here and track
23905 more precisely the effect they have on the validity of our expression.
23907 * loop-iv.c (simplify_using_condition): A condition of the form
23908 (EQ REG CONST) can be used to simply make a substitution.
23909 (simplify_using_initial_values): Keep track of conditions we have seen
23910 and keep using them to simplify new expressions, while applying the
23911 same substitutions to them as to the expression.
23913 * simplify-rtx.c (simplify_relational_operation_1): Simplify
23914 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
23917 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
23918 changed. Use this when trying to improve the upper bound.
23919 Generate the comparison by using simplify_gen_relational.
23921 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
23923 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
23925 (simplify_using_assignment, simplify_using_initial_values): Call
23926 replace_in_expr to make replacements. Call replace_single_def_regs
23927 once on the initial version of the expression.
23929 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23932 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
23934 2009-03-31 Richard Guenther <rguenther@suse.de>
23936 PR middle-end/31029
23937 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
23938 equality comparisons. Fold C - X CMP X if C % 2 == 1.
23940 2009-03-31 Richard Guenther <rguenther@suse.de>
23942 * tree.h (div_if_zero_remainder): Declare.
23943 * fold-const.c (div_if_zero_remainder): Export.
23944 * tree-ssa-forwprop.c
23945 (forward_propagate_addr_into_variable_array_index): Handle
23946 constant array index addition outside of the variable index.
23948 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23951 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
23952 define_splits, floatunssi<mode>2): Require x87 conversions from
23953 DImode to be permitted.
23955 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23957 PR preprocessor/15638
23958 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
23960 2009-03-31 Richard Guenther <rguenther@suse.de>
23962 PR middle-end/23401
23963 PR middle-end/27810
23964 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
23965 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
23966 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
23967 a separate statement.
23968 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
23969 (lookup_tmp_var): Likewise.
23970 (is_gimple_formal_tmp_or_call_rhs): Remove.
23971 (is_gimple_reg_or_call_rhs): Rename to ...
23972 (is_gimple_reg_rhs_or_call): ... this.
23973 (is_gimple_mem_or_call_rhs): Rename to ...
23974 (is_gimple_mem_rhs_or_call): ... this.
23975 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
23976 DECL_GIMPLE_REG_P only if is_formal is true.
23977 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
23978 for non-proper post-modify expression gimplification.
23979 (gimplify_self_mod_expr): For post-modify expressions gimplify
23980 the lvalue to a minimal lvalue.
23981 (rhs_predicate_for): Remove formal temp case.
23982 (gimplify_modify_expr_rhs): Likewise.
23983 (gimplify_addr_expr): Use is_gimple_reg.
23984 (gimplify_expr): Remove formal temp cases.
23985 (gimple_regimplify_operands): Likewise.
23986 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
23987 and FILTER_EXPR like constants.
23988 * gimple.c (walk_gimple_op): Fix val_only initialization, use
23990 (is_gimple_formal_tmp_rhs): Remove.
23991 (is_gimple_reg_rhs): Remove special casing.
23992 (is_gimple_mem_rhs): Fix.
23993 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
23994 (is_gimple_formal_tmp_var): Remove.
23995 (is_gimple_formal_tmp_reg): Likewise.
23996 (is_gimple_min_lval): Allow invariant component ref parts.
23997 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
23998 is_gimple_formal_tmp_reg): Remove declarations.
23999 * tree-cfg.c (verify_expr): Verify that variables with address
24000 taken do not have DECL_GIMPLE_REG_P set.
24001 * tree-mudflap.c (mf_build_check_statement_for): Use
24002 force_gimple_operand instead of gimplify_expr.
24004 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24006 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24007 schedulable rows to compute_split_row.
24009 2009-03-31 Ben Elliston <bje@au.ibm.com>
24012 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24015 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24017 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24018 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24019 * configure: Regenerate.
24020 * config.in: Regenerate.
24021 * config/rs6000/rs6000.opt (mtls-markers): Add.
24022 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24023 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24024 (tls_ld_aix, tls_ld_sysv): Likewise.
24025 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24026 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24028 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24030 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24032 2009-03-30 Jan Hubicka <jh@suse.cz>
24034 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24036 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24037 detection and label handling.
24039 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24041 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24042 left_conflicts_size.
24043 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24044 ALLOCNO_LEFT_CONFLICTS_SIZE.
24046 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24047 remove_allocno_from_bucket_and_push,
24048 allocno_spill_priority_compare, push_allocnos_to_stack,
24049 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24050 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24051 (setup_allocno_left_conflicts_num): Ditto. Rename to
24052 setup_allocno_left_conflicts_size.
24053 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24054 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24055 setup_allocno_left_conflicts_size instead of
24056 setup_allocno_left_conflicts_num.
24058 * ira-build.c (ira_create_allocno): Use
24059 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24060 ALLOCNO_LEFT_CONFLICTS_NUM.
24062 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24064 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24065 instead of DF_LR_OUT.
24067 * ira-lives.c (process_bb_node_lives): Ditto.
24069 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24070 instead of DF_LR_{OUT,IN}.
24072 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24074 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24076 2009-03-30 Jan Hubicka <jh@suse.cz>
24078 * except.c (label_to_region_map): Fix thinko.
24080 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24082 PR middle-end/38237
24083 * tree.h (tree_find_value): New declaration.
24084 * tree.c (tree_find_value): New function.
24085 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24087 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24090 * c-decl.c (struct c_binding): Add locus field.
24091 (bind): Add locus argument, set locus field from it.
24092 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24093 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24094 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24095 implicitly_declare, undeclared_variable, lookup_label,
24096 declare_label, c_make_fname_decl, c_builtin_function,
24097 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24100 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24103 * config/i386/i386.c (classify_argument): Check total size of
24106 2009-03-30 Martin Jambor <mjambor@suse.cz>
24108 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24109 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24110 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24113 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24114 seen_variable_array_ref while also traversing a union.
24116 * tree-inline.c (optimize_inline_calls): Do not call
24117 cgraph_node_remove_callees.
24118 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24119 (pass_remove_cgraph_callee_edges): New variable.
24120 * passes.c (init_optimization_passes): Add
24121 pass_remove_cgraph_callee_edges after early inlining and before all
24122 late intraprocedural passes.
24124 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24126 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24128 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24129 Fix typos in names.
24131 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24133 * combine.c (simplify_comparison): Use have_insn_for.
24134 * dojump.c (do_jump): Likewise.
24136 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24138 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24139 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24140 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24141 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24142 instead of sparc_compare_emitted.
24143 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24144 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24145 instead of sparc_compare_emitted.
24147 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24149 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24150 enter/exit cfglayout mode.
24151 (pass_partition_block): Require it.
24152 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24153 (combine_instructions): Track basic blocks instead of labels.
24154 (update_cfg_for_uncondjump): New.
24155 (try_combine): Use it. Update jumps after rescanning.
24156 (pass_combine): Require PROP_cfglayout.
24157 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24159 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24161 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24162 Provide/destroy PROP_cfglayout respectively.
24163 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24164 * tree-pass.h (PROP_cfglayout): New.
24166 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24168 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24169 fold_convert_const_fixed_from_fixed,
24170 fold_convert_const_fixed_from_int,
24171 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24172 set TREE_CONSTANT_OVERFLOW.
24173 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24174 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24176 2009-03-30 Ira Rosen <irar@il.ibm.com>
24178 * tree-vect-loop-manip.c: New file.
24179 * tree-vectorizer.c: Update documentation and included files.
24180 (vect_loop_location): Make extern.
24181 (rename_use_op): Move to tree-vect-loop-manip.c
24182 (rename_variables_in_bb, rename_variables_in_loop,
24183 slpeel_update_phis_for_duplicate_loop,
24184 slpeel_update_phi_nodes_for_guard1,
24185 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24186 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24187 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24188 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24189 find_loop_location): Likewise.
24190 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24191 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24192 get_vectype_for_scalar_type, vect_is_simple_use,
24193 supportable_widening_operation, supportable_narrowing_operation):
24195 (bb_in_loop_p): Move to tree-vect-loop.c.
24196 (new_loop_vec_info, destroy_loop_vec_info,
24197 reduction_code_for_scalar_code, report_vect_op,
24198 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24199 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24200 (vect_supportable_dr_alignment): Likewise.
24201 * tree-vectorizer.h (tree-data-ref.h): Include.
24202 (vect_loop_location): Declare.
24203 Reorganize function declarations according to the new file structure.
24204 * tree-vect-loop.c: New file.
24205 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24206 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24207 * tree-vect-data-refs.c: New file.
24208 * tree-vect-patterns.c (timevar.h): Don't include.
24209 * tree-vect-stmts.c: New file.
24210 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24211 tree-vect-slp.c, tree-vect-loop.c.
24212 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24213 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24214 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24215 (tree-vect-analyze.o): Remove.
24216 (tree-vect-transform.o): Likewise.
24217 (tree-vect-data-refs.o): Add rule.
24218 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24219 tree-vect-slp.o): Likewise.
24220 (tree-vect-patterns.o): Remove redundant dependencies.
24221 (tree-vectorizer.o): Likewise.
24222 * tree-vect-slp.c: New file.
24224 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24226 * optc-gen.awk: Warn if an option flag has multiple different
24229 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24231 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24232 -floop-block): Document dependences on PPL, CLooG and Graphite.
24234 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24236 PR rtl-optimization/323
24237 * c-common.c (c_fully_fold, convert_and_check,
24238 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24239 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24240 * c-common.def (EXCESS_PRECISION_EXPR): New.
24241 * c-cppbuiltin.c (builtin_define_float_constants): Define
24242 constants with enough digits for long double.
24243 * c-lex.c (interpret_float): Interpret constant with excess
24244 precision where appropriate.
24245 * c-opts.c (c_common_post_options): Set
24246 flag_excess_precision_cmdline. Give an error for
24247 -fexcess-precision=standard for C++ for processors where the
24248 option is significant.
24249 * c-parser.c (c_parser_conditional_expression): Handle excess
24250 precision in condition.
24251 * c-typeck.c (convert_arguments): Handle arguments with excess
24253 (build_unary_op): Move excess precision outside operation.
24254 (build_conditional_expr): Likewise.
24255 (build_compound_expr): Likewise.
24256 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24257 (build_modify_expr): Handle excess precision in RHS.
24258 (convert_for_assignment): Handle excess precision in converted
24260 (digest_init, output_init_element, process_init_element): Handle
24261 excess precision in initializer.
24262 (c_finish_return): Handle excess precision in return value.
24263 (build_binary_op): Handle excess precision in operands and add
24264 excess precision as needed for operation.
24265 * common.opt (-fexcess-precision=): New option.
24266 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24267 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24268 For standard excess precision, output explicit conversion to and
24269 truncation from XFmode.
24270 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24271 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24272 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24273 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24274 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24275 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24276 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24277 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24278 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24279 define_splits, sqrt<mode>2): Disable where appropriate for
24280 standard excess precision.
24281 * convert.c (convert_to_real): Do not shorten arithmetic to type
24282 for which excess precision would be used.
24283 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24284 * doc/invoke.texi (-fexcess-precision=): Document option.
24285 (-mfpmath=): Correct index entry.
24286 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24287 flag_excess_precision): New.
24288 * langhooks.c (lhd_post_options): Set
24289 flag_excess_precision_cmdline.
24290 * opts.c (common_handle_option): Handle -fexcess-precision=.
24291 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24292 init_excess_precision): New.
24293 (lang_dependent_init_target): Call init_excess_precision.
24294 * tree.c (excess_precision_type): New.
24295 * tree.h (excess_precision_type): Declare.
24297 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24300 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24301 non-lvalue to component.
24303 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24305 PR preprocessor/34695
24306 * Makefile.in (c-opts.o): Depend on c-tree.h.
24307 * c-common.c: Move down include of diagnostic.h.
24308 (done_lexing, c_cpp_error): New.
24309 * c-common.h (done_lexing): Declare.
24310 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24312 * c-opts.c: Include c-tree.h.
24313 (c_common_init_options): Set preprocessor error callback.
24314 (c_common_handle_option): Do not set preprocessor
24315 inhibit_warnings, warnings_are_errors, warn_system_headers,
24316 pedantic_errors or inhibit_warnings flags.
24317 (c_common_post_options): Do not check cpp_errors (parse_in).
24318 (c_common_finish): Do not output dependencies if there were
24319 errors. Do not check return value of cpp_finish.
24320 * c-ppoutput.c (pp_file_change): Set input_location.
24321 * c-tree.h (c_cpp_error): Declare.
24322 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24324 (diagnostic_build_prefix): Check override_column.
24325 * diagnostic.h (diagnostic_info): Add override_column field.
24326 (diagnostic_override_column): Define.
24328 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24330 * c-common.c (c_expand_expr, c_staticp): Remove.
24331 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24332 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24333 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24334 * c-gimplify.c (gimplify_compound_literal_expr,
24335 optimize_compound_literals_in_ctor): Remove.
24336 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24337 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24338 * c-semantics.c (emit_local_var): Remove.
24340 * langhooks-def.h (lhd_expand_expr): Remove.
24341 * langhooks.c (lhd_expand_expr): Remove.
24342 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24344 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24345 handling from c-semantics.c; don't call into langhook.
24346 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24347 * gimplify.c (gimplify_compound_literal_expr,
24348 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24349 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24350 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24351 as was done in c-gimplify.c.
24352 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24353 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24354 Move from c-common.h.
24355 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24357 * tree.c (staticp): Do not call langhook.
24358 * langhooks.c (lhd_staticp): Delete.
24359 * langhooks-def.h (lhd_staticp): Delete prototype.
24360 (LANG_HOOKS_STATICP): Delete.
24361 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24363 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24364 instead of DECL_STMTs.
24366 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24374 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24376 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24377 contained expression.
24378 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24379 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24380 conditional expressions for C.
24381 (decl_constant_value_for_optimization): Move from
24382 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24383 whether optimizing and that the expression is a VAR_DECL not of
24384 array type instead of doing such checks in the caller. Do not
24385 check pedantic. Call gcc_unreachable for C++.
24386 * c-common.def (C_MAYBE_CONST_EXPR): New.
24387 * c-common.h (c_fully_fold, c_save_expr,
24388 decl_constant_value_for_optimization): New prototypes.
24389 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24390 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24391 EXPR_INT_CONST_OPERANDS): Define.
24392 * c-convert.c (convert): Strip nops from expression.
24393 * c-decl.c (groktypename): Take extra parameters expr and
24394 expr_const_operands. Update call to grokdeclarator.
24395 (start_decl): Update call to grokdeclarator. Add statement for
24396 expressions used in type of decl.
24397 (grokparm): Update call to grokdeclarator.
24398 (push_parm_decl): Update call to grokdeclarator.
24399 (build_compound_literal): Add parameter non_const and build a
24400 C_MAYBE_COSNT_EXPR if applicable.
24401 (grokdeclarator): Take extra parameters expr and
24402 expr_const_operands. Track expressions used in declaration
24403 specifiers and declarators. Fold array sizes and track whether
24404 they are constant expressions and whether they are integer
24405 constant expressions.
24406 (parser_xref_tag): Set expr and expr_const_operands fields in
24408 (grokfield): Update call to grokdeclarator.
24409 (start_function): Update call to grokdeclarator.
24410 (build_null_declspecs): Set expr and expr_const_operands fields in
24412 (declspecs_add_type): Handle expressions in typeof specifiers.
24413 * c-parser.c (c_parser_declspecs): Set expr and
24414 expr_const_operands fields for declaration specifiers.
24415 (c_parser_enum_specifier): Likewise.
24416 (c_parser_struct_or_union_specifier): Likewise.
24417 (c_parser_typeof_specifier): Likewise. Update call to
24418 groktypename. Fold expression as needed. Return expressions with
24419 type instead of adding statements.
24420 (c_parser_attributes): Update calls to c_parser_expr_list.
24421 (c_parser_statement_after_labels): Fold expression before passing
24422 to objc_build_throw_stmt.
24423 (c_parser_condition): Fold expression.
24424 (c_parser_asm_operands): Fold expression.
24425 (c_parser_conditional_expression): Use c_save_expr. Update call
24426 to build_conditional_expr.
24427 (c_parser_alignof_expression): Update call to groktypename.
24428 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24429 original_code. Fold expression argument of va_arg. Create
24430 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24431 argument to va_arg. Update calls to groktypename. Fold array
24432 index for offsetof. Verify that first argument to
24433 __builtin_choose_expr has integer type.
24434 (c_parser_postfix_expression_after_paren_type): Update calls to
24435 groktypename and build_compound_literal. Handle expressions with
24436 side effects in type name.
24437 (c_parser_postfix_expression_after_primary): Update call to
24438 c_parser_expr_list. Set original_code for calls to
24439 __builtin_constant_p.
24440 (c_parser_expr_list): Take extra parameter fold_p. Fold
24441 expressions if requested.
24442 (c_parser_objc_type_name): Update call to groktypename.
24443 (c_parser_objc_synchronized_statement): Fold expression.
24444 (c_parser_objc_receiver): Fold expression.
24445 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24446 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24447 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24448 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24449 (struct c_typespec): Add elements expr and expr_const_operands.
24450 (struct c_declspecs): Add elements expr and expr_const_operands.
24451 (groktypename, build_conditional_expr, build_compound_literal):
24453 (in_late_binary_op): Declare.
24454 * c-typeck.c (note_integer_operands): New function.
24455 (in_late_binary_op): New variable.
24456 (decl_constant_value_for_broken_optimization): Move to c-common.c
24457 and rename to decl_constant_value_for_optimization.
24458 (default_function_array_conversion): Do not strip nops.
24459 (default_conversion): Do not call
24460 decl_constant_value_for_broken_optimization.
24461 (build_array_ref): Do not fold result.
24462 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24463 result when operand is a VLA.
24464 (c_expr_sizeof_type): Update call to groktypename. Handle
24465 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24466 result when operand names a VLA type.
24467 (build_function_call): Update call to build_compound_literal.
24468 Only fold result for calls to __builtin_* functions. Strip
24469 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24470 the function designator.
24471 (convert_arguments): Fold arguments. Update call to
24472 convert_for_assignment.
24473 (build_unary_op): Handle increment and decrement of
24474 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24475 decrement earlier. Fold operand of increment and decrement.
24476 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24477 built for integer operand. Wrap returns that are INTEGER_CSTs
24478 without being integer constant expressions or that have integer
24479 constant operands without being INTEGER_CSTs.
24480 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24481 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24482 result is an integer constant expression or can be used in
24483 unevaluated parts of one and avoid folding and wrap as
24484 appropriate. Fold operands before possibly doing -Wsign-compare
24486 (build_compound_expr): Wrap result for C99 if operands can be used
24487 in integer constant expressions.
24488 (build_c_cast): Update call to digest_init. Do not ignore
24489 overflow from casting floating-point constants to integers. Wrap
24490 results that could be confused with integer constant expressions,
24491 null pointer constants or floating-point constants.
24492 (c_cast_expr): Update call to groktypename. Handle expressions
24493 included in type name.
24494 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
24495 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
24496 Update calls to convert_for_assignment.
24497 (convert_for_assignment): Take new parameter
24498 null_pointer_constant. Do not strip nops or call
24499 decl_constant_value_for_broken_optimization. Set
24500 in_late_binary_op for conversions to boolean.
24501 (store_init_value): Update call to digest_init.
24502 (digest_init): Take new parameter null_pointer_constant. Do not
24503 call decl_constant_value_for_broken_optimization. pedwarn for
24504 initializers not constant expressions. Update calls to
24505 convert_for_assignment.
24506 (constructor_nonconst): New.
24507 (struct constructor_stack): Add nonconst element.
24508 (really_start_incremental_init, push_init_level, pop_init_level):
24509 Handle constructor_nonconst and nonconst element.
24510 (set_init_index): Call constant_expression_warning for array
24512 (output_init_element): Fold value. Set constructor_nonconst as
24513 applicable. pedwarn for initializers not constant expressions.
24514 Update call to digest_init. Call constant_expression_warning
24515 where constant initializers are required.
24516 (process_init_element): Use c_save_expr.
24517 (c_finish_goto_ptr): Fold expression.
24518 (c_finish_return): Fold return value. Update call to
24519 convert_for_assignment.
24520 (c_start_case): Fold switch expression.
24521 (c_process_expr_stmt): Fold expression.
24522 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
24523 ensure statement expression is not evaluated in constant expression.
24524 (build_binary_op): Track whether results are integer constant
24525 expressions or may occur in such, disable folding and wrap results
24526 as applicable. Fold operands for -Wsign-compare warnings unless
24528 (c_objc_common_truthvalue_conversion): Handle results folded to
24529 integer constants that are not integer constant expressions.
24530 * doc/extend.texi: Document when typeof operands are evaluated,
24531 that condition of __builtin_choose_expr is an integer constant
24532 expression, and more about use of __builtin_constant_p in
24535 2009-03-29 Richard Guenther <rguenther@suse.de>
24537 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
24538 propagate addresses of array references.
24540 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
24542 * regmove.c (perhaps_ends_bb_p): Remove.
24543 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
24544 from INSN and check that the main loop stays within that basic block.
24545 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
24546 (regmove_forward_pass): Split out from regmove_optimize. Use
24547 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
24548 (regmove_backward_pass): Split out from regmove_optimize. Use
24549 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
24550 (regmove_optimize): Simplify.
24552 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24555 * config/i386/i386.c (classify_argument): Ignore flexible array
24556 member in struct and warn ABI change.
24558 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24560 * config/i386/i386-protos.h (ix86_agi_dependent): New.
24562 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
24563 (ix86_adjust_cost): Updated.
24565 2009-03-29 Jan Hubicka <jh@suse.cz>
24567 PR middle-end/28850
24568 * tree-pass.h (pass_cleanup_eh): New function.
24569 (remove_unreachable_regions): Break code handling RTL
24570 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
24571 that can not be reached by runtime.
24572 (can_be_reached_by_runtime): New function.
24573 (label_to_region_map): New function.
24574 (num_eh_regions): New function.
24575 (rtl_remove_unreachable_regions): New function.
24576 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
24577 (remove_eh_region): New function.
24578 * except.h: Include sbitmap and vecprim.
24579 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
24580 num_eh_regions): Declare.
24581 * passes.c (init_optimization_passes): Schedule cleanup_eh.
24582 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
24583 * tree-eh.c (tree_remove_unreachable_handlers): New function.
24584 (tree_empty_eh_handler_p): New function.
24585 (cleanup_empty_eh): New function.
24586 (cleanup_eh): New function.
24587 (pass_cleanup_eh): New function.
24589 2009-03-29 Jan Hubicka <jh@suse.cz>
24591 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
24592 for removed regions.
24594 2009-03-29 Jan Hubicka <jh@suse.cz>
24596 * except.c (dump_eh_tree): Dump all datastructures.
24598 2009-03-29 Jan Hubicka <jh@suse.cz>
24600 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
24601 (duplicate_eh_regions_1): Likewise.
24602 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
24603 vector; call EH verification.
24604 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24605 Be ready for region being removed.
24607 2009-03-29 Jan Hubicka <jh@suse.cz>
24609 * bitmap.c (bitmap_last_set_bit): New function.
24610 * bitmap.h (bitmap_last_set_bit): Declare.
24612 2009-03-29 David Ayers <ayers@fsfe.org>
24615 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
24616 by calling objc_compare_types and surpress warnings about
24617 incompatible C pointers that are compatible ObjC pointers.
24619 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
24621 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
24622 call initialize_inline_failed.
24623 (initialize_inline_failed): Move it from here ...
24624 * cgraph.c (initialize_inline_failed): ... to here.
24625 (cgraph_create_edge): Call initialize_inline_failed rather than
24626 setting inline_failed directly.
24628 2009-03-29 Ben Elliston <bje@au.ibm.com>
24631 * sysv4.opt (msdata): Improve comment.
24632 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
24633 * sysv4.h (SVR4_ASM_SPEC): Likewise.
24635 2009-03-29 Ben Elliston <bje@au.ibm.com>
24638 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
24639 load and store attributes.
24641 2009-03-29 Ben Elliston <bje@au.ibm.com>
24643 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
24644 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
24645 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
24646 * doc/extend.texi (X86 Built-in Functions): Add index entries for
24647 __builtin_infq and __builtin_huge_valq.
24649 2009-03-28 Anatoly Sokolov <aesok@post.ru>
24651 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
24653 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24654 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
24656 2009-03-28 Xinliang David Li <davidxl@google.com>
24658 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
24659 (do_dbg_cnt): New function.
24661 2009-03-28 Jan Hubicka <jh@suse.cz>
24663 Merge from pretty-ipa:
24665 2009-03-27 Jan Hubicka <jh@suse.cz>
24667 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24668 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
24669 * passes.c (function_called_by_processed_nodes_p): New.
24670 * ipa-pure-const.c (check_call): Fix handling of operands.
24671 (analyze_function): Dump debug output for skipped bodies.
24672 (local_pure_const): Use function_called_by_processed_nodes_p.
24673 * dwarf2out.c (reference_to_unused): Use output.
24674 * passes.c (do_per_function_toporder): Likewise.
24676 2008-11-12 Jan Hubicka <jh@suse.cz>
24678 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
24679 * ipa-pure-const.c (funct_state_d): Add can throw field; make
24680 state_set_in_source enum
24681 (check_decl): Ignore memory tags; do not set fake looping flags;
24683 (check_operand, check_tree, check_rhs_var, check_lhs_var,
24684 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
24685 (check_call, analyze_function): Rewrite.
24687 (add_new_function): Update call of analyze_function.
24688 (generate_summary): Add call of analyze_function.
24689 (propagate): Propagate can_throw; handle state_set_in_source correctly.
24690 (local_pure_const): New function.
24691 (pass_local_pure_const): New pass.
24692 * ipa-inline.c (inline_transform): Set after_inlining.
24693 * tree-eh.c (stmt_can_throw_external): New.
24694 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
24695 work with aliasing built.
24696 * tree-flow.h (stmt_can_throw_external): New.
24697 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
24698 and local pure/const pass in early and late optimization queue.
24700 2009-03-28 Martin Jambor <mjambor@suse.cz>
24702 * fold-const.c (get_pointer_modulus_and_residue): New parameter
24704 (fold_binary): Allow function decl aligment consideration is the
24705 second argument is integer constant one.
24706 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
24707 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
24708 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
24710 2009-03-28 Jan Hubicka <jh@suse.cz>
24712 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
24713 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
24714 * function.h (rtl_data): Add nothrow flag.
24715 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
24716 set DECL_NOTHROW for AVAILABLE functions.
24718 2009-03-28 Jakub Jelinek <jakub@redhat.com>
24720 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
24721 following vector keyword has expansion starting with pixel or bool
24722 keyword, expand vector to __vector and pixel or bool to __pixel or
24726 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
24727 warn_if_disallowed_function_p): Removed.
24728 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
24729 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
24730 warning_if_disallowed_function_p.
24731 * flags.h (warn_if_disallowed_function_p,
24732 warn_disallowed_functions): Removed.
24733 * common.opt (Wdisallowed-function-list=): Removed.
24734 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
24736 2009-03-28 Richard Guenther <rguenther@suse.de>
24738 PR tree-optimization/38723
24739 * tree-ssa-pre.c (compute_avail): Add all default definitions to
24742 2009-03-28 Jan Hubicka <jh@suse.cz>
24744 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
24745 test introduced by my previous patch.
24747 2009-03-28 Richard Guenther <rguenther@suse.de>
24749 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
24750 the PHIs value undefined.
24752 2009-03-28 Jan Hubicka <jh@suse.cz>
24754 * tree-pass.h (pass_fixup_cfg): New pass.
24755 * ipa-inline.c (inline_transform): Set
24756 always_inline_functions_inlined/after_inlining.
24757 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
24758 (pass_fixup_cfg): New pass.
24759 * passes.c (init_optimization_passes): Add fixup_cfg.
24761 2009-03-28 Richard Guenther <rguenther@suse.de>
24763 PR tree-optimization/38458
24764 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
24765 argument use the arguments copy-of value.
24767 2009-03-28 Richard Guenther <rguenther@suse.de>
24769 PR tree-optimization/38180
24770 * tree-ssa-ccp.c (get_default_value): Simplify.
24771 (likely_value): Likewise.
24772 (surely_varying_stmt_p): Properly handle VOP case.
24773 (ccp_initialize): Likewise.
24774 (ccp_fold): Handle propagating through *&.
24775 (fold_const_aggregate_ref): Also handle decls.
24777 2009-03-28 Jan Hubicka <jh@suse.cz>
24779 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24780 * cgraph.h (cgraph_node): Likewise.
24781 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
24782 (cgraph_reset_node): Use process flag.
24783 (cgraph_mark_functions_to_output): Likewise.
24784 (cgraph_expand_function): Likewise.
24785 (cgraph_expand_all_functions): Likewise.
24786 (cgraph_output_in_order): Likewise.
24787 * dwarf2out.c (reference_to_unused): Likewise.
24788 * passes.c do_per_function_toporder): Likewise.
24790 2009-03-28 Jan Hubicka <jh@suse.cz>
24792 Bring from lto-branch:
24794 2008-09-03 Doug Kwan <dougkwan@google.com>
24796 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
24797 enums instead of reason strings.
24798 * cgraph.c (cgraph_create_edge): Same.
24799 (cgraph_inline_failed_string): New function.
24800 * cgraph.h (cgraph_inline_failed_t): New enum type.
24801 (cgraph_inline_failed_string): New prototype.
24802 (struct cgraph_edge): Change type of INLINED_FAILED from constant
24803 char pointer to cgraph_inline_failed_t.
24804 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
24805 (cgraph_default_inline_p): Ditto.
24806 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
24807 to cgraph_inline_failed_t pointer.
24808 * cif-code.def: New file.
24809 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
24811 (cgraph_check_inline_limits): Change type of REASON to pointer to
24812 cgraph_inline_failed_t. Replace reason strings with enums.
24813 (cgraph_default_inline_p): Ditto.
24814 (cgraph_recursive_inlining_p): Ditto.
24815 (update_caller_keys): Change type of FAILED_REASON to
24816 cgraph_inline_failed_t.
24817 (cgraph_set_inline_failed): Change type of REASON to pointer to
24818 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
24819 convert enums to strings for text output.
24820 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
24821 to be of type cgraph_inline_failed_t. Replace reason strings with
24822 enums. Call cgraph_inline_failed_string to covert enums
24823 to strings for text output.
24824 (cgraph_decide_inlining): Replace reason strings with enums.
24825 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
24826 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
24828 * tree-inline.c (expand_call_inline): Change type of REASON
24829 to cgraph_inline_failed_t. Replace reason strings with enums.
24830 Call cgraph_inline_failed_string for text output.
24831 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
24834 2009-03-28 Jan Hubicka <jh@suse.cz>
24836 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
24837 cgraph_clone_node): Remove master clone handling.
24838 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24839 * cgraph.h (master_clone): Remove.
24840 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24841 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
24842 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
24844 2009-03-28 Jan Hubicka <jh@suse.cz>
24846 * cgraph.c (cgraph_function_body_availability): Functions declared
24847 inline are always safe to assume that it is not going to be replaced.
24849 2009-03-28 Richard Guenther <rguenther@suse.de>
24851 PR tree-optimization/38513
24852 * tree-ssa-pre.c (eliminate): Remove redundant stores.
24853 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
24854 EXC_PTR_EXPR and FILTER_EXPR.
24855 (get_ref_from_reference_ops): Likewise.
24857 2009-03-28 Richard Guenther <rguenther@suse.de>
24859 PR tree-optimization/38968
24860 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
24861 Use FLOOR_MOD_EXPR to compute misalignment.
24863 2009-03-28 Richard Guenther <rguenther@suse.de>
24865 PR tree-optimization/37795
24866 * tree.h (combine_comparisons): Declare.
24867 * fold-const.c (combine_comparisons): Export.
24868 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
24870 (ifcombine_iforif): Use combine_comparisons.
24872 2009-03-28 Jan Hubicka <jh@suse.cz>
24874 * tree-eh.c (inlinable_call_p): New function.
24875 (make_eh_edges): Use it.
24876 (verify_eh_edges): Use it.
24877 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
24878 * except.c (reachable_next_level): Add inlinable_function argument
24879 (sjlj_find_directly_reachable_regions): Update.
24880 (add_reachable_handler): Do not set saw_any_handlers.
24881 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
24882 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24883 Add new inlinable call parameter.
24884 (can_throw_internal, can_throw_external): Update.
24885 * except.h (can_throw_internal_1, can_throw_external_1,
24886 foreach_reachable_handler): Update declaration.
24888 2009-03-28 Joseph Myers <joseph@codesourcery.com>
24890 * config/arm/t-arm-coff, config/h8300/coff.h,
24891 config/i386/i386-aout.h, config/i386/i386-coff.h,
24892 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
24893 config/pdp11/2bsd.h, config/rs6000/aix41.h,
24894 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
24895 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
24896 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
24897 sys-types.h: Remove.
24898 * Makefile.in: Remove protoize and fixproto support and references
24900 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
24901 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
24903 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
24904 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
24905 unprotoize$(exeext).
24906 (rest.encap): Don't depend on $(STMP_FIXPROTO)
24907 (.PHONY): Don't depend on proto.
24908 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
24909 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
24910 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
24911 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
24912 build/gen-protos.o, build/scan.o, xsys-protos.h,
24913 build/fix-header$(build_exeext), build/fix-header.o,
24914 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
24915 stmp-install-fixproto): Remove.
24916 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
24917 SYSCALLS.c or fixproto files.
24918 (install-common): Don't install protoize.
24919 (install-headers-tar, install-headers-cpio, install-headers-cp):
24920 Don't depend on $(STMP_FIXPROTO).
24921 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
24922 install fixproto files or write out fixproto settings.
24923 (uninstall): Don't uninstall protoize.
24924 * config.gcc (use_fixproto): Remove.
24925 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
24926 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
24927 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
24928 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
24929 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
24930 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
24931 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
24932 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
24933 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
24934 * config/t-vxworks (STMP_FIXPROTO): Remove.
24935 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
24936 STMP_FIXPROTO): Remove.
24937 * config.in, configure: Regenerate.
24938 * crtstuff.c (gid_t, uid_t): Don't undefine.
24939 * doc/install.texi: Change m68k-coff to m68k-elf in example.
24940 (arm-*-coff, arm-*-aout: Remove target entries.
24941 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
24942 Remove mention of AIX 4.1.
24943 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
24944 * doc/invoke.texi (Running Protoize): Remove.
24945 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
24946 (Protoize Caveats): Remove.
24947 * tsystem.h: Update comments on headers assumed to exist.
24949 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
24951 * genautomata.c: Add a new year to the copyright. Add a new
24953 (struct insn_reserv_decl): Add comments for member bypass_list.
24954 (find_bypass): Remove.
24955 (insert_bypass): New.
24956 (process_decls): Use insert_bypass.
24957 (output_internal_insn_latency_func): Output all bypasses with the
24958 same input insn in one switch case.
24960 * rtl.def (define_bypass): Describe bypass choice.
24961 * doc/md.texi (define_bypass): Ditto.
24963 2009-03-27 Richard Guenther <rguenther@suse.de>
24965 * gimplify.c (mark_addressable): Export.
24966 * tree-flow.h (mark_addressable): Declare.
24967 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
24968 * tree-ssa.c (verify_phi_args): Verify that address taken
24969 variables have TREE_ADDRESSABLE set.
24971 2009-03-27 Richard Guenther <rguenther@suse.de>
24973 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
24974 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
24975 Do not mark decls TREE_ADDRESSABLE.
24976 (build_fold_addr_expr): Adjust.
24977 (fold_addr_expr): Remove.
24978 (fold_unary): Use build_fold_addr_expr.
24979 (fold_comparison): Likewise.
24980 (split_address_to_core_and_offset): Likewise.
24981 * coverage.c (tree_coverage_counter_addr): Mark the array decl
24983 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
24984 (gimplify_modify_expr_to_memcpy): Mark source and destination
24986 * omp-low.c (create_omp_child_function): Mark the object decl
24988 (lower_rec_input_clauses): Mark the var we take the address of
24990 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
24992 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24994 PR middle-end/39315
24995 * cfgexpand.c (expand_one_stack_var_at): Change alignment
24996 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
24998 2009-03-27 Richard Guenther <rguenther@suse.de>
25000 PR tree-optimization/39120
25001 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25003 (handle_lhs_call): Process return constraints. Add escape
25004 constraints if necessary.
25005 (handle_const_call): Fill out return constraints. Make nested
25006 case more precise. Avoid consttmp if possible.
25007 (handle_pure_call): Fill out return constraints. Avoid
25008 callused if possible.
25009 (find_func_aliases): Simplify call handling.
25011 2009-03-27 Richard Guenther <rguenther@suse.de>
25013 PR tree-optimization/39120
25014 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25015 as a representative.
25016 (solve_graph): Do propagate CALLUSED.
25017 (handle_pure_call): Use a scalar constraint from CALLUSED for
25019 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25022 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25025 * c-common.c (handle_aligned_attribute): Properly check alignment
25026 overflow. Use (1U << i) instead of (1 << i).
25028 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25030 * expr.h (get_mem_align_offset): Updated.
25032 * tree.h (tree_decl_common): Change align to "unsigned int" and
25033 move it before pointer_alias_set.
25035 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25036 Jakub Jelinek <jakub@redhat.com>
25039 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25040 gr_register_operand with gr_reg_or_0_operand.
25041 (cmpxchg_rel_di): Likewise.
25042 (sync_lock_test_and_set<mode>): Likewise.
25044 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25046 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25047 (true_regnum): Likewise.
25049 * rtlanal.c (subreg_info): Moved to ...
25050 * rtl.h (subreg_info): Here. New.
25051 (subreg_get_info): New.
25053 * rtlanal.c (subreg_get_info): Make it extern.
25055 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25058 * config/i386/i386.c (ix86_abi): New.
25059 (override_options): Handle -mabi=.
25060 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25061 (ix86_call_abi_override): Likewise.
25062 (init_cumulative_args): Likewise.
25063 (function_arg_advance): Likewise.
25064 (function_arg_64): Likewise.
25065 (function_arg): Likewise.
25066 (ix86_pass_by_reference): Likewise.
25067 (ix86_function_value_regno_p): Likewise.
25068 (ix86_build_builtin_va_list_abi): Likewise.
25069 (setup_incoming_varargs_64): Likewise.
25070 (is_va_list_char_pointer): Likewise.
25071 (ix86_init_machine_status): Likewise.
25072 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25073 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25074 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25075 (ix86_function_abi): Make it static and return enum calling_abi.
25076 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25078 (ix86_fn_abi_va_list): Updated.
25080 * config/i386/i386.h (ix86_abi): New.
25081 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25082 (CONDITIONAL_REGISTER_USAGE): Likewise.
25083 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25084 (machine_function): Likewise.
25086 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25088 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25089 (STACK_BOUNDARY): Likewise.
25090 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25092 * config/i386/i386.opt (mabi=): New.
25094 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25095 return enum calling_abi.
25096 (ix86_function_type_abi): Likewise.
25097 (ix86_function_abi): Removed.
25099 * doc/invoke.texi: Document -mabi= option for x86.
25101 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25103 * builtins.c (real_dconstp): Delete.
25104 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25106 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25107 Jakub Jelinek <jakub@redhat.com>
25110 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25111 (gen_subprogram_die): When a function is explicit, generate the
25112 DW_AT_explicit attribute.
25113 * langhooks.h (struct lang_hooks_for_decls): Add
25114 function_decl_explicit_p langhook.
25115 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25116 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25118 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25120 * builtins.c (fold_builtin_memory_op): Optimize memmove
25121 into memcpy if we can prove source and destination don't overlap.
25123 * tree-inline.c: Include gt-tree-inline.h.
25124 (clone_fn_id_num): New variable.
25125 (clone_function_name): New function.
25126 (tree_function_versioning): Use it.
25127 * Makefile.in (GTFILES): Add tree-inline.c.
25129 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25131 * BASE-VER: Change to 4.5.0.
25133 2009-03-27 Xinliang David Li <davidxl@google.com>
25135 PR tree-optimization/39557
25136 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25138 2009-03-27 Xinliang David Li <davidxl@google.com>
25140 PR tree-optimization/39548
25141 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25144 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25146 * c-common.c (pointer_int_sum): Use %wd on return from
25149 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25151 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25152 on return from tree_low_cst.
25154 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25157 * ginclude/stdarg.h (va_copy): Define also for
25158 __GXX_EXPERIMENTAL_CXX0X__.
25160 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25163 * builtins.h (c_strlen): Do not warn here.
25164 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25165 * c-common.c (pointer_int_sum): Take an explicit location.
25166 Warn about offsets out of bounds.
25167 * c-common.h (pointer_int_sum): Adjust declaration.
25169 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25171 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25174 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25177 * opts.c (warn_if_disallowed_function_p): Don't assume
25178 get_callee_fndecl must return non-NULL.
25180 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25182 PR rtl-optimization/39522
25183 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25184 when reg_reloaded_valid is set.
25186 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25188 * config/spu/divv2df3.c: New file.
25189 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25190 (DPBIT_FUNCS): Filter out _div_df.
25192 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25194 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25195 a jump insn, count that jump in the distance to the loop start.
25197 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25200 * config/sh/sh.c (calc_live_regs): Fix condition for global
25201 registers except PIC_OFFSET_TABLE_REGNUM.
25203 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25206 * doc/invoke.texi (-mconsole): New.
25208 (-mno-cygwin): New.
25210 (-mnop-fun-dllimport): New.
25214 (sub section "i386 and x86-64 Windows Options"): New.
25216 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25218 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25219 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25221 2009-03-25 Richard Guenther <rguenther@suse.de>
25223 PR middle-end/39497
25224 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25227 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25229 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25230 neither of haifa/selective schedulers are working.
25232 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25234 * doc/invoke.texi (Debugging Options): Fix description of
25235 -fno-merge-debug-strings.
25237 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25239 * config/cris/libgcc.ver: New version-script.
25240 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25242 * configure.ac <GAS features, nop mnemonic>: Add pattern
25243 crisv32-*-* for "nop".
25244 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25245 * configure: Regenerate.
25247 2009-03-24 Ira Rosen <irar@il.ibm.com>
25249 PR tree-optimization/39529
25250 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25251 mark_sym_for_renaming for the tag copied to the new vector
25254 2009-03-24 Arthur Loiret <aloiret@debian.org>
25256 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25257 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25258 EXTRA_SPEC_FUNCTIONS.
25259 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25260 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25261 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25262 -march and -mtune options.
25264 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25266 * config/m68k/t-rtems: Add m5329 multilib.
25268 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25269 Jakub Jelinek <jakub@redhat.com>
25272 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25275 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25278 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25279 instead of c_parser_expression_conv, if original_code isn't one of the
25280 4 allowed comparison codes, fail.
25282 2009-03-23 Richard Guenther <rguenther@suse.de>
25284 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25285 * tree.h (struct tree_type): Likewise.
25286 * reload.h (struct insn_chain): Likewise.
25287 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25288 * function.h (struct function): Likewise.
25289 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25291 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25293 PR tree-optimization/39516
25294 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25296 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25298 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25299 should be set true if BITS_PER_WORD of target is bigger than 32
25301 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25303 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25304 Translate -B-options to -rpath-link. Correct existing
25305 rpath-link and conditionalize on !nostdlib.
25307 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25309 * doc/extend.texi (Function Attributes, Variable Attributes):
25311 * doc/invoke.texi (Debugging Options, Optimize Options)
25312 (i386 and x86-64 Options, MCore Options): Likewise.
25314 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25317 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25318 it for block local namespace aliases.
25319 (gen_decl_die): Pass context_die to gen_namespace_die.
25321 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25324 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25325 minimum or maximum value.
25327 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25329 * reginfo.c (globalize_reg): Recompute derived reg sets.
25331 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25334 * libgcc2.c (mprotect): Do not use signed arguments for
25335 VirtualProtect, use DWORD arguments. Also fix the 'may
25336 be used uninitialized' warning for the np variable.
25338 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25341 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25342 functions using regparm calling conventions when not optimizing.
25343 (ix86_function_sseregparm): Similarly for sseregparm calling
25346 2009-03-19 Li Feng <nemokingdom@gmail.com>
25348 PR middle-end/39500
25349 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25350 dependence if the first conflict is after niter iterations.
25352 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25354 PR middle-end/38609
25355 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25356 functions with dynamic stack-pointer adjustments.
25358 2009-03-19 Ben Elliston <bje@au.ibm.com>
25360 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25361 option; change to -msdata=data.
25363 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25365 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25368 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25371 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25373 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25375 * doc/invoke.texi (Code Gen Options): Expand discussion of
25378 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25380 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25381 * matrix-reorg.c (struct matrix_info): Likewise.
25382 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25383 * rtl.h (struct mem_attrs): Likewise.
25384 * df.h (struct df): Likewise.
25385 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25386 * ira-int.h (struct ira_allocno): Likewise.
25387 * df-scan.c (struct df_collection_rec): Likewise.
25388 * ira.c (struct equivalence): Likewise.
25389 * function.c (struct temp_slot): Likewise.
25390 * cfgloop.h (struct loop): Likewise.
25393 * function.c (use_register_for_decl): When not optimizing, disregard
25394 register keyword for variables with types containing methods.
25396 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25398 PR middle-end/39447
25399 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25400 (is_simple_operand): Call contains_component_ref_p before calling data
25401 reference analysis that would fail on COMPONENT_REFs.
25403 * tree-vrp.c (search_for_addr_array): Fix formatting.
25405 2009-03-18 Richard Guenther <rguenther@suse.de>
25407 * tree-vect-transform.c (vect_loop_versioning): Fold the
25408 generated comparisons.
25409 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25410 (slpeel_tree_peel_loop_to_edge): Likewise.
25412 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25414 PR middle-end/37805
25415 * opts.c (print_specific_help): In addition to `undocumented',
25416 accept `separate' and `joined' flags if passed alone. Describe
25417 output by the first matched one of those.
25418 (common_handle_option): Skip over empty strings.
25419 * gcc.c (display_help): Fix help string for `--help='.
25420 * doc/invoke.texi (Option Summary, Overall Options): With
25421 `--help=', classes and qualifiers can both be repeated, but
25422 only the latter can be negated. One should not pass only
25423 negated qualifiers. Fix markup and examples.
25426 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25427 PR middle-end/37805
25428 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25429 and -fhelp=separate.
25431 2009-03-17 Jing Yu <jingyu@google.com>
25433 PR middle-end/39378
25434 * function.h (struct rtl_data): Move is_thunk from here...
25435 (struct function): ...to here.
25436 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25437 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25439 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25441 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25442 (alpha_output_function_end_prologue): Likewise.
25443 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25444 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25445 (rs6000_output_function_epilogue): Likewise.
25446 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25448 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25451 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25452 from different units in a single alternative.
25453 (*truncdfsf_i387): Ditto.
25454 (*truncxfsf2_mixed): Ditto.
25455 (*truncxfdf2_mixed): Ditto.
25457 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25459 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25460 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25463 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25464 unused non-artificial variables when not optimizing.
25467 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25468 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25469 NAMESPACE_DECL in its DECL_INITIAL.
25471 PR middle-end/39443
25472 * optabs.c (set_user_assembler_libfunc): New function.
25473 * expr.h (set_user_assembler_libfunc): New prototype.
25474 * c-common.c: Include libfuncs.h.
25475 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25476 for memcmp, memset, memcpy, memmove and abort.
25477 * Makefile.in (c-common.o): Depend on libfuncs.h.
25480 * dwarf2out.c (gen_inlined_enumeration_type_die,
25481 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25482 gen_tagged_type_instantiation_die): Removed.
25483 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25486 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25489 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25491 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25492 (check-parallel-%): Ditto.
25493 (check-consistency): Ditto.
25495 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
25497 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
25498 local variable rhs by NULL_TREE.
25500 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25503 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
25505 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25508 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
25510 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25513 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
25514 for ms->sysv ABI calls only in 64bit mode.
25516 * config/i386/i386.md (untyped_call): Support 32bit.
25518 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
25520 * doc/extend.texi: Replace x86_65 with x86_64.
25522 2009-03-16 Jakub Jelinek <jakub@redhat.com>
25524 PR tree-optimization/39455
25525 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
25526 mismatches for POINTER_TYPE_P (type).
25527 (number_of_iterations_le): Likewise.
25529 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25531 * config/picochip/picochip.c: Removed profiling support.
25532 * config/picochip/picochip.md: Removed profiling instruction.
25533 * config/picochip/picochip.h: Removed profiling builtin.
25535 2009-03-16 Joseph Myers <joseph@codesourcery.com>
25537 * doc/install.texi (--with-host-libstdcxx): Document.
25539 2009-03-14 Anatoly Sokolov <aesok@post.ru>
25542 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
25543 generate a warning if the function name does not begin with
25544 "__vector" and the function has either the 'signal' or 'interrupt'
25545 attribute, from here to ...
25546 (avr_declare_function_name): ...here. New function.
25547 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
25548 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
25550 2009-03-14 Jakub Jelinek <jakub@redhat.com>
25553 * cse.c (fold_rtx): Don't modify original const_arg1 when
25554 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
25555 separate variable instead.
25556 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
25557 from out of range shift counts.
25558 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
25560 2009-03-13 Catherine Moore <clm@codesourcery.com>
25562 * config/i386/x-mingw32 (host-mingw32.o): Replace
25563 diagnostic.h with $(DIAGNOSTIC_H).
25565 2009-03-12 Jakub Jelinek <jakub@redhat.com>
25568 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
25570 * config/i386/sync.md (sync_compare_and_swap<mode>,
25571 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
25572 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
25574 (sync_double_compare_and_swapdi_pic,
25575 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
25576 cmpxchg8b_pic_memory_operand instead of just memory_operand.
25578 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25581 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
25583 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25586 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25587 (avx_addsubv4df3): Likewise.
25588 (*avx_addsubv4sf3): Likewise.
25589 (sse3_addsubv4sf3): Likewise.
25591 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25594 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
25596 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
25599 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
25600 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
25601 registers for allocnos created from user-defined variables.
25603 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25606 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
25607 of non-integer mode as well.
25609 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
25611 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
25612 for functions for which the parameter types are unknown.
25614 2009-03-11 Jakub Jelinek <jakub@redhat.com>
25617 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
25618 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
25619 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
25620 * config/i386/i386.c (ix86_local_alignment): For
25621 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
25622 long long variables on the stack to avoid dynamic realignment.
25623 Allow the first argument to be a decl rather than type.
25624 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
25626 2009-03-11 Nick Clifton <nickc@redhat.com>
25629 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
25631 Add description to mno-lsim option.
25632 * config/mcore/mcore.h: Remove comment about deprecated m4align
25634 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
25635 * doc/invoke.texi: Add description of mno-lsim and
25636 mstack-increment options.
25638 * config/fr30/fr30.opt: Document the -mno-lsim option.
25639 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
25640 and -mno-lsim options.
25642 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25644 * fold-const.c (fold_comparison): Only call fold_inf_compare
25645 if the mode supports infinities.
25647 2009-03-11 Jason Merrill <jason@redhat.com>
25650 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
25651 end already did. Notice GIMPLE_CALL modifications of the result.
25652 Don't copy debug information from an ignored decl or a decl from
25655 2009-03-10 Richard Guenther <rguenther@suse.de>
25656 Nathan Froyd <froydnj@codesourcery.com>
25658 PR middle-end/37850
25659 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
25660 (__divMODE3): Likewise.
25662 2009-03-09 Jakub Jelinek <jakub@redhat.com>
25664 PR tree-optimization/39394
25665 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
25666 DECL_SIZE_UNIT of variable length FIELD_DECLs.
25668 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25670 * recog.c (verfiy_changes): Disallow renaming of hard regs in
25671 inline asms for register asm ("") declarations.
25673 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
25675 * fold-const.c (fold_unary): Fix comment.
25677 2009-03-07 Jan Hubicka <jh@suse.cz>
25680 * tree-inline.c (setup_one_parameter): Do replacement of const
25681 argument by constant in SSA form.
25683 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25685 PR middle-end/38028
25686 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
25687 determine alignment passed to assign_stack_local.
25688 (assign_parms_unsplit_complex): Likewise.
25689 * except.c (sjlj_build_landing_pads): Likewise.
25691 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25693 PR middle-end/39360
25694 * tree-flow.h (add_referenced_var): Return bool instead of void.
25695 * tree-dfa.c (add_referenced_var): Return result of
25696 referenced_var_check_and_insert call.
25697 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
25698 of referenced_var_check_and_insert.
25701 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
25702 (gen_variable_die): Emit DW_AT_location on abstract static variable's
25703 DIE, don't emit it if abstract origin already has it.
25704 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
25705 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
25707 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25709 * genpreds.c (needs_variable): Fix parentheses at variable name
25711 (write_tm_constrs_h): Indent generated code.
25713 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25715 * doc/extend.texi (Function Attributes): Add documentation
25716 for isr attributes.
25718 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25721 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
25722 take locus from its DECL_SOURCE_LOCATION instead of input_location.
25724 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25726 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
25729 2009-03-05 Jakub Jelinek <jakub@redhat.com>
25732 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
25733 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
25735 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
25737 * config/i386/i386.md (R8_REG, R9_REG): New constants.
25738 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
25739 constants instead of magic numbers.
25740 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
25742 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
25743 (x86_64_ms_abi_int_parameter_registers): Ditto.
25744 (x86_64_int_return_registers): Ditto.
25745 (ix86_maybe_switch_abi): Ditto.
25746 (ix86_expand_call): Ditto for clobbered_registers array.
25747 (ix86_hard_regno_mode_ok): Ditto.
25748 (x86_extended_QIreg_mentioned_p): Ditto.
25750 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
25752 PR tree-optimization/39349
25753 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
25755 * combine.c (gen_lowpart_for_combine): Use omode when generating
25758 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
25760 PR rtl-optimization/39235
25761 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
25763 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25765 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
25767 2009-03-04 Richard Guenther <rguenther@suse.de>
25769 PR tree-optimization/39362
25770 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
25771 that occur in abnormal PHIs should be varying.
25773 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25775 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
25777 (simple_iv): Take loop as an argument instead of statement.
25778 * tree-scalar-evolution.h (simple_iv): Declaration changed.
25779 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
25781 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
25783 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
25784 * matrix-reorg.c (analyze_transpose): Ditto.
25785 * tree-data-ref.c (dr_analyze_innermost): Ditto.
25786 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
25787 * tree-predcom.c (ref_at_iteration): Ditto.
25788 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
25790 2009-03-04 Richard Guenther <rguenther@suse.de>
25792 PR tree-optimization/39358
25793 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
25794 escaped_id and callused_id.
25795 (solve_graph): Likewise.
25797 2009-03-04 Richard Guenther <rguenther@suse.de>
25799 PR tree-optimization/39339
25800 * tree-sra.c (try_instantiate_multiple_fields): Make it
25801 no longer ICE on the above.
25803 2009-03-03 Joseph Myers <joseph@codesourcery.com>
25805 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
25806 that fits within Pmode.
25808 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25810 PR middle-end/10109
25811 * tm.texi (LIBCALL_VALUE): Update description.
25813 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25815 PR middle-end/34443
25816 * doc/extend.texi (section): Update description.
25818 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
25820 PR middle-end/39345
25821 * tree-inline.c (remapped_type): New.
25822 (can_be_nonlocal): Call remapped_type instead of remap_type.
25824 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25827 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
25828 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
25830 2009-03-03 Richard Guenther <rguenther@suse.de>
25832 PR middle-end/39272
25833 * tree.c (tree_nonartificial_location): New function.
25834 * tree.h (tree_nonartificial_location): Declare.
25835 * builtins.c (expand_builtin_memory_chk): Provide location
25836 of the call location for artificial function pieces.
25837 (maybe_emit_chk_warning): Likewise.
25838 (maybe_emit_sprintf_chk_warning): Likewise.
25839 (maybe_emit_free_warning): Likewise.
25840 * expr.c (expand_expr_real_1): Likewise.
25842 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25844 PR tree-optimization/39343
25845 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
25846 COMPONENT_REF t has ARRAY_TYPE.
25848 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
25850 PR middle-end/39335
25851 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
25852 when the type precision of the induction variable should be
25853 larger than the type precision of nit.
25854 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
25855 * graphite.c (graphite_loop_normal_form): Same.
25856 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
25858 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25860 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
25861 (*call_1_rex64_ms_sysv): Use named constants instead of magic
25862 numbers to describe clobbered registers.
25863 (*call_value_0_rex64_ms_sysv): Ditto.
25864 * config/i386/mmx.md (mmx_emms): Ditto.
25865 (mmx_femms): Ditto.
25867 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
25869 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
25872 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25874 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
25875 (spu_section_type_flags): New function.
25877 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25879 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
25880 reg_class_contents of FLOAT_REGS into a temporary.
25882 2009-03-02 Richard Guenther <rguenther@suse.de>
25883 Ira Rosen <irar@il.ibm.com>
25885 PR tree-optimization/39318
25886 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
25887 information to the vectorized statement.
25889 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
25891 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
25892 variable. Use defined names instead of magic constants for REX SSE
25895 2009-03-01 Richard Guenther <rguenther@suse.de>
25897 PR tree-optimization/39331
25898 * omp-low.c (lower_send_shared_vars): Do not receive new
25899 values for the reference of DECL_BY_REFERENCE parms or results.
25901 2009-03-01 Jan Hubicka <jh@suse.cz>
25904 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
25905 BLOCK_NONLOCALIZED_VAR): New macros.
25906 (tree_block): Add nonlocalized_vars.
25907 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
25908 gen_decl_die): Add origin argument. Allow generation of die with
25909 origin at hand only.
25910 (gen_member_die, gen_type_die_with_usage, force_decl_die,
25911 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
25913 (gen_block_die): Fix checking for unused blocks.
25914 (process_scope_var): Break out from .... ; work with origins only.
25915 (decls_for_scope) ... here; process nonlocalized list.
25916 (dwarf2out_ignore_block): Look for nonlocalized vars.
25917 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
25919 (dump_scope_block): Dump them.
25920 * tree-inline.c (remap_decls): Handle nonlocalized vars.
25921 (remap_block): Likewise.
25922 (can_be_nonlocal): New predicate.
25923 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
25925 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25927 * configure: Regenerate.
25929 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25931 * optc-gen.awk: No need to duplicate option flags twice.
25932 Reuse help texts for duplicate options which do not have any.
25934 * gcc.c (display_help): Document --version.
25936 * gcc.c (main): If print_help_list and verbose_flag, ensure
25937 driver output comes before subprocess output.
25939 * optc-gen.awk: Assign all remaining fields to help string,
25940 space-separated, for multi-line help in *.opt.
25942 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
25943 -Wno-pedantic-ms-format is for MinGW targets only.
25945 * doc/options.texi (Option file format): Fix bad indentation,
25946 restoring dropped sentence.
25948 2009-02-28 Jan Hubicka <jh@suse.cz>
25950 * tree-inline.c (tree_function_versioning): Output debug info.
25952 2009-02-28 Jan Hubicka <jh@suse.cz>
25955 * tree-inline.c (setup_one_parameter): Do not copy propagate
25956 arguments when not optimizing.
25958 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
25961 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25962 (avx_addsubv4df3): Likewise.
25963 (*avx_addsubv4sf3): Likewise.
25964 (sse3_addsubv4sf3): Likewise.
25965 (*avx_addsubv2df3): Likewise.
25966 (sse3_addsubv2df3): Likewise.
25967 (avx_unpckhps256): Correct item selectors.
25968 (avx_unpcklps256): Likewise.
25969 (avx_unpckhpd256): Likewise.
25970 (avx_unpcklpd256): Likewise.
25972 2009-02-28 Jan Hubicka <jh@suse.cz>
25974 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
25976 (copy_arguments_for_versioning): If var is declared don't declare it.
25977 (tree_function_versioning): First setup substitutions and then copy
25980 2009-02-27 Jan Hubicka <jh@suse.cz>
25983 * cgraph.h (varpool_output_debug_info): Remove.
25984 * cgraphunit.c (varpool_output_debug_info): Remove.
25985 * dwarf2out.c (deferred_locations_struct): New struct
25986 (deferred_locations): New type.
25987 (deferred_locations_list): New static var.
25988 (deffer_location): New function.
25989 (gen_variable_die): Use it.
25990 (decls_for_scope): Output info on local static vars.
25991 (dwarf2out_finish): Process deferred locations.
25992 * varpool.c (varpool_output_debug_info): Remove.
25994 2009-02-27 Jan Hubicka <jh@suse.cz>
25997 * tree.h (TREE_PROTECTED): Fix comment.
25998 (BLOCK_HANDLER_BLOCK): Remove.
25999 (struct tree_block): Remove handler_block add body_block.
26000 (inlined_function_outer_scope_p): New.
26001 (is_body_block): Remove.
26002 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26003 * dwarf2out.c (is_inlined_entry_point): Remove.
26004 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26005 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26007 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26008 * gimplify.c (gimplify_expr): Gimplify body blocks.
26009 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26010 block with multiple subblocks.
26011 (dump_scope_block): Prettier output; dump more flags and info.
26012 (dump_scope_blocks): New.
26013 (remove_unused_locals): Use dump_scope_blocks.
26014 * tree-flow.h (dump_scope_blocks): Declare.
26015 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26016 * stmt.c (is_body_block): Remove.
26017 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26018 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26020 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26022 PR middle-end/39308
26023 * graphite.c (graphite_loop_normal_form): Do not call
26024 number_of_iterations_exit from a gcc_assert.
26026 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26028 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26029 jumps if COND is NULL.
26030 (find_cond_jump): New function.
26031 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26032 * config/s390/s390.md: Remove z10_cobra attribute value.
26034 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26036 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26037 force_const_mem returns NULL_RTX.
26039 2009-02-26 Jan Hubicka <jh@suse.cz>
26042 * cgraph.h (varpool_output_debug_info): Remove.
26043 * cgraphunit.c (varpool_output_debug_info): Remove.
26044 * dwarf2out.c (deferred_locations_struct): New struct
26045 (deferred_locations): New type.
26046 (deferred_locations_list): New static var.
26047 (deffer_location): New function.
26048 (gen_variable_die): Use it.
26049 (decls_for_scope): Output info on local static vars.
26050 (dwarf2out_finish): Process deferred locations.
26051 * varpool.c (varpool_output_debug_info): Remove.
26053 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26055 PR rtl-optimization/39241
26056 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26057 to subreg_offset_representable_p.
26059 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26061 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26062 execute function prototype. Get f and nregs from max_reg_num
26063 and get_insns. Remove the first backward pass as it's dead,
26064 guard the forward pass by flag_expensive_optimizations.
26065 (rest_of_handle_regmove): Delete.
26066 (pass_regmove): Replace it with regmove_optimize.
26068 2009-02-25 Martin Jambor <mjambor@suse.cz>
26070 PR tree-optimization/39259
26071 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26072 calls_alloca function flags.
26073 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26074 calls are detected.
26076 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26078 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26079 flags_set_1_rtx, flags_set_1_set): Delete.
26080 (regmove_optimize): Do not call mark_flags_life_zones.
26082 2009-02-24 Julian Brown <julian@codesourcery.com>
26085 * config/arm/arm.c (require_pic_register): Only set
26086 cfun->machine->pic_reg once per function.
26088 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26090 * doc/invoke.texi (Link Options): Document an easier way to pass
26091 options that take arguments to the GNU linker using -Xlinker and -Wl.
26093 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26096 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26098 2009-02-24 Richard Guenther <rguenther@suse.de>
26101 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26103 2009-02-24 Richard Guenther <rguenther@suse.de>
26104 Zdenek Dvorak <ook@ucw.cz>
26106 PR tree-optimization/39233
26107 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26108 from converting them to a generic type.
26110 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26112 PR tree-optimization/39260
26113 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26114 contains a condition with a real type.
26115 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26117 2009-02-23 Jason Merrill <jason@redhat.com>
26120 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26121 narrowing_initializer_constant_valid_p.
26122 (narrowing_initializer_constant_valid_p): Don't return
26123 null_pointer_node for adding a pointer to itself.
26125 2009-02-23 Jan Hubicka <jh@suse.cz>
26128 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26131 2009-02-23 Jan Hubicka <jh@suse.cz>
26133 PR tree-optimization/37709
26134 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26135 * tree.h (block_ultimate_origin): Declare.
26136 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26137 * tree-ssa-live.c (remove_unused_scope_block_p):
26138 Eliminate blocks containig no instructions nor live variables nor
26140 (dump_scope_block): New function.
26141 (remove_unused_locals): Enable removal of dead blocks by default;
26142 enable dumping at TDF_DETAILS.
26144 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26146 * config/i386/i386.c (classify_argument): Don't allow COImode
26148 (function_arg_advance_32): Don't allow OImode.
26149 (function_arg_32): Likewise.
26150 (function_value_32): Likewise.
26151 (return_in_memory_32): Likewise.
26152 (function_arg_64): Remove OImode comment.
26154 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26157 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26158 ix86_expand_vector_set for V4DImode in 64bit mode only.
26159 (ix86_expand_vector_init_one_var): Likewise.
26161 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26163 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26165 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26168 * loop-iv.c: Revert last change.
26169 * emit-rtl.c: Likewise.
26171 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26174 * config/i386/i386.c (type_natural_mode): Remove an extra
26175 space in the warning message.
26176 (function_value_32): Handle 32-byte vector modes.
26177 (return_in_memory_32): Likewise.
26179 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26181 * loop-iv.c (truncate_value): New function.
26182 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26184 (lowpart_subreg): Move to...
26185 * emit-rtl.c: ...here.
26187 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26189 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26190 accidental and undocumented change at revision 140860.
26192 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26194 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26195 take gimple_seq * arguments.
26196 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26197 types_compatible_p langhook.
26199 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26200 Joseph Myers <joseph@codesourcery.com>
26202 * config/arm/arm.c (arm_builtin_va_list): New function.
26203 (arm_expand_builtin_va_start): Likewise.
26204 (arm_gimplify_va_arg_expr): Likewise.
26205 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26206 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26207 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26208 (va_list_type): New variable.
26209 (arm_mangle_type): Mangle va_list_type appropriately.
26211 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26213 PR middle-end/39157
26214 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26215 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26216 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26217 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26218 parameter to 1000 for -O1 by default.
26219 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26221 * loop-invariant.c: Include params.h.
26222 (move_loop_invariants): Don't call move_single_loop_invariants on
26225 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26227 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26228 offset when calculating bounds for indexing stack_usage_map. Fixes
26229 a buffer overflow with certain target setups.
26231 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26234 * calls.c (expand_call): Clear try_tail_call if caller and callee
26235 disagree in promotion of function return value.
26237 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26240 * c-common.c (c_determine_visibility): If visibility changed and
26241 DECL_RTL has been already set, call make_decl_rtl to update symbol
26244 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26247 * varasm.c (assemble_variable): Don't check DECL_NAME when
26248 globalizing a variable.
26250 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26253 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26254 expression before any __builtin_trap call.
26255 * c-typeck.c (build_function_call): Convert and check function
26256 arguments before generating a call to a trap. Evaluate the
26257 function arguments before the trap.
26259 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26262 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26263 (UNSPEC_FXAM_MEM): New unspec.
26264 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26265 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26266 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26268 2009-02-19 Richard Guenther <rguenther@suse.de>
26270 PR tree-optimization/39207
26271 PR tree-optimization/39074
26272 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26273 storedanything_tree): New.
26274 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26275 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26276 (build_succ_graph): Add edges from STOREDANYTHING to all
26278 (init_base_vars): Initialize STOREDANYTHING.
26279 (compute_points_to_sets): Free substitution info after
26280 building the succ graph.
26281 (ipa_pta_execute): Likewise.
26283 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26285 (do_ds_constraint): Do not add to special var or non-pointer
26287 (type_could_have_pointers): Split out from ...
26288 (could_have_pointers): ... here. For arrays use the element type.
26289 (create_variable_info_for): Initialize may_have_pointers.
26290 (new_var_info): Likewise.
26291 (handle_lhs_call): Make the HEAP variable unknown-sized.
26292 (intra_create_variable_infos): Use a type with pointers for
26293 PARM_NOALIAS, make it unknown-sized.
26295 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26298 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26300 2009-02-18 Jason Merrill <jason@redhat.com>
26303 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26304 value if DECL_EXTERNAL.
26305 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26306 * target.h (gcc_target::binds_local_p): Clarify "module".
26307 * tree.h (TREE_PUBLIC): Clarify "module".
26309 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26312 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26313 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26315 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26318 * c.opt (Wabi): Support C and ObjC.
26321 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26323 * config/i386/i386.c (classify_argument): Warn once about the ABI
26324 change when passing union with long double.
26326 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26328 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26331 * c-parser.c (c_parser_compound_statement): Always enter and leave
26334 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26337 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26339 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26341 PR tree-optimization/36922
26342 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26343 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26346 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26348 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26351 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26353 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26355 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26357 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26360 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26361 Richard Sandiford <rdsandiford@googlemail.com>
26363 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26364 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26365 (loongson_biadd): ...this.
26367 2009-02-17 Richard Guenther <rguenther@suse.de>
26369 PR tree-optimization/39202
26370 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26371 a var make sure to follow existing collapses.
26373 2009-02-17 Richard Guenther <rguenther@suse.de>
26375 PR middle-end/39214
26376 * langhooks.c (lhd_print_error_function): Check for NULL block.
26378 2009-02-17 Richard Guenther <rguenther@suse.de>
26380 PR tree-optimization/39204
26381 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26384 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26386 * config/soft-fp/double.h: Update from glibc CVS.
26388 2009-02-17 Richard Guenther <rguenther@suse.de>
26390 PR tree-optimization/39207
26391 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26392 strict-aliasing warnings for pointers pointing to NULL.
26394 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26397 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26398 skipping until next close brace.
26400 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26403 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26404 to function argument boundary.
26406 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26408 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26409 in the lea_add. Reload eventually constraints it properly.
26410 * config/picochip/constraints.md: Remove the target constraint
26411 "b", since it is not needed anymore.
26413 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26415 * gthr-dce.h: Uglify function parameter and local variable names.
26416 * gthr-gnat.h: Likewise.
26417 * gthr-mipssde.h: Likewise.
26418 * gthr-nks.h: Likewise.
26419 * gthr-posix95.h: Likewise.
26420 * gthr-posix.h: Likewise.
26421 * gthr-rtems.h: Likewise.
26422 * gthr-single.h: Likewise.
26423 * gthr-solaris.h: Likewise.
26424 * gthr-tpf.h: Likewise.
26425 * gthr-vxworks.h: Likewise.
26426 * gthr-win32.h: Likewise.
26428 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26431 * config/i386/i386.md: Restrict the new peephole2 to move
26432 between MMX/SSE registers.
26434 2009-02-15 Richard Guenther <rguenther@suse.de>
26437 2009-02-13 Richard Guenther <rguenther@suse.de>
26439 * configure.ac: Enable LFS.
26440 * configure: Re-generate.
26441 * config.in: Likewise.
26443 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26445 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26446 spu_srqwbyte, spu_srqwbytebc): Define.
26447 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26448 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26449 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26450 "shrqby_<mode>"): New insn-and-split patterns.
26451 * config/spu/spu.c (expand_builtin_args): Determine and return
26452 number of operands using spu_builtin_description data.
26453 (spu_expand_builtin_1): Use it.
26455 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26458 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26461 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26464 * config/i386/i386.c (override_options): Correct warning
26465 messages for -malign-loops, -malign-jumps and -malign-functions.
26467 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26470 * config/i386/i386.md: Restrict the new peephole2 to move
26471 between the general purpose registers.
26473 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26476 * config/i386/i386.c (type_natural_mode): Add a new argument.
26477 Return the original mode and warn ABI change if vector size is 32byte.
26478 (function_arg_advance): Updated.
26479 (function_arg): Likewise.
26480 (ix86_function_value): Likewise.
26481 (ix86_return_in_memory): Likewise.
26482 (ix86_sol10_return_in_memory): Likewise.
26483 (ix86_gimplify_va_arg): Likewise.
26484 (function_arg_32): Don't warn ABX ABI change here.
26485 (function_arg_64): Likewise.
26487 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26489 * loop-iv.c (implies_p): In the final case, test that operands 0
26490 of the two comparisons match.
26492 * config/bfin/bfin.c (find_prev_insn_start): New function.
26493 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
26494 (find_next_insn_start): Move.
26496 2009-02-13 Richard Guenther <rguenther@suse.de>
26498 * configure.ac: Enable LFS.
26499 * configure: Re-generate.
26500 * config.in: Likewise.
26502 2009-02-13 Joseph Myers <joseph@codesourcery.com>
26505 * c-parser.c (c_parser_parms_list_declarator): Discard pending
26506 sizes on syntax error after some arguments have been parsed.
26508 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26510 * doc/invoke.texi (-fira): Remove.
26512 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26514 * caller-save.c: Replace regclass.c with reginfo.c in comments.
26515 * recog.c: Likewise.
26518 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
26520 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
26521 (umul_ppmm): Likewise.
26522 (count_leading_zeros): Likewise.
26523 (count_trailing_zeros): Likewise.
26524 (UMUL_TIME): Likewise.
26526 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26528 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
26529 soft-fp/t-softfp to tmake_file.
26531 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
26532 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
26533 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
26534 IA64_BUILTIN_INFQ]: New.
26535 (ia64_init_builtins): Initialize __builtin_infq,
26536 __builtin_fabsq and __builtin_copysignq if not HPUX.
26537 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
26538 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
26540 * config/ia64/lib1funcs.asm (__divtf3): Define only if
26542 (__fixtfti): Likewise.
26543 (__fixunstfti): Likewise.
26544 (__floattitf): Likewise.
26546 * config/ia64/libgcc-glibc.ver: New.
26547 * config/ia64/t-fprules-softfp: Likewise.
26548 * config/ia64/sfp-machine.h: Likewise.
26550 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
26551 (LIBGCC2_TF_CEXT): Likewise.
26552 (TF_SIZE): Likewise.
26553 (TARGET_INIT_LIBFUNCS): Likewise.
26555 * config/ia64/t-glibc (SHLINB_MAPFILES):
26556 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
26558 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26560 * config/i386/i386.c (construct_container): Rewrite processing
26561 BLKmode with X86_64_SSE_CLASS.
26563 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
26566 * config/i386/i386.md: Replace simplify_replace_rtx with
26567 replace_rtx in the new peephole2.
26569 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
26571 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
26572 loop unrolling do not happen at -O2.
26574 2009-02-12 Michael Matz <matz@suse.de>
26576 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
26578 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26580 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
26583 2009-02-12 Ben Elliston <bje@au.ibm.com>
26585 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
26586 patterns when updating the back chain. Missed in the 2009-02-10
26589 2009-02-11 Janis Johnson <janis187@us.ibm.com>
26591 * doc/extend.texi (Decimal Floating Types): Update identifier of
26592 draft TR and list of missing support.
26594 2009-02-11 Jakub Jelinek <jakub@redhat.com>
26596 PR middle-end/39154
26597 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
26598 bit to variable length decl's flags, add it also to its
26599 pointer replacement variable.
26601 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
26602 Jakub Jelinek <jakub@redhat.com>
26605 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
26606 (memory_blockage): New expander.
26607 (*memory_blockage): New insn pattern.
26608 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
26609 instead of general blockage at the end of function prologue when
26610 frame pointer is used to access red zone area. Do not emit blockage
26611 when profiling, it is emitted in generic code.
26612 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
26613 function epilogue when frame pointer is used to access red zone area.
26615 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
26618 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
26619 by arithmetic with memory operands.
26620 * config/i386/predicates.md (commutative_operator): New.
26622 2009-02-10 Janis Johnson <janis187@us.ibm.com>
26624 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
26627 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
26629 * alias.h (record_alias_subset): Declare.
26630 * alias.c (record_alias_subset): Make global.
26632 2009-02-10 Nick Clifton <nickc@redhat.com>
26634 * tree-parloops.c: Change license to GPLv3.
26635 * ipa-struct-reorg.c: Change license to GPLv3.
26636 * ipa-struct-reorg.h: Change license to GPLv3.
26638 2009-02-10 Steve Ellcey <sje@cup.hp.com>
26641 * c-decl.c (start_struct): Return NULL on error.
26643 2009-02-10 Jakub Jelinek <jakub@redhat.com>
26645 PR middle-end/39124
26646 * cfgloopmanip.c (remove_path): Call remove_bbs after
26647 cancel_loop_tree, not before it.
26650 * function.h (struct function): Add has_local_explicit_reg_vars bit.
26651 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
26652 VAR_DECLs were seen.
26653 * tree-ssa-live.c (remove_unused_locals): Recompute
26654 cfun->has_local_explicit_reg_vars.
26655 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
26656 copies or clearings if cfun->has_local_explicit_reg_vars.
26658 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
26661 * config/i386/i386.c (expand_prologue): Emit blockage at the end
26662 of function prologue when frame pointer is used to access
26665 2009-02-10 Richard Guenther <rguenther@suse.de>
26667 PR middle-end/39127
26668 * gimplify.c (gimple_regimplify_operands): Always look if
26669 we need to create a temporary.
26671 2009-02-10 Richard Guenther <rguenther@suse.de>
26673 PR tree-optimization/39132
26674 * tree-loop-distribution.c (todo): New global var.
26675 (generate_memset_zero): Trigger TODO_rebuild_alias.
26676 (tree_loop_distribution): Return todo.
26678 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
26681 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
26682 (x86_64_reg_class_name): Removed.
26683 (classify_argument): Return 0 if bytes > 32. Return 0 if the
26684 first one isn't X86_64_SSE_CLASS or any other ones aren't
26685 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
26686 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
26687 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
26688 and 3 X86_64_SSEUP_CLASS.
26689 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
26690 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
26692 2009-02-10 Ben Elliston <bje@au.ibm.com>
26694 * config/rs6000/rs6000.md (allocate_stack): Always use an update
26695 form instruction to update the stack back chain word, even if the
26696 user has disabled the generation of update instructions.
26697 (movdi_<mode>_update_stack): New.
26698 (movsi_update_stack): Likewise.
26699 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
26700 always use an update form instruction to update the stack back
26703 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
26705 PR middle-end/38953
26706 * graphite.c (if_region_set_false_region): After moving a region in
26707 the false branch of a condition, remove the empty dummy basic block.
26708 (gloog): Remove wrong fix for PR38953.
26710 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26712 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
26713 generation due to implicit sign extension.
26715 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
26717 PR middle-end/38981
26718 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
26719 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
26721 2009-02-09 Richard Guenther <rguenther@suse.de>
26723 PR middle-end/35202
26724 * convert.c (convert_to_real): Disable (float)fn((double)x)
26725 to fnf(x) conversion if errno differences may occur and
26726 -fmath-errno is set.
26728 2009-02-07 Anatoly Sokolov <aesok@post.ru>
26730 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
26731 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26732 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26734 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26737 * c-common.c (handle_alias_attribute): Disallow attribute for
26738 anything not a FUNCTION_DECL or VAR_DECL.
26740 2009-02-06 Janis Johnson <janis187@us.ibm.com>
26743 * real.c (do_compare): Special-case compare of zero against
26744 decimal float value.
26746 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26749 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
26750 as indicating flexible array members unless the field itself is
26751 being declarared as the incomplete array.
26753 2009-02-06 Jan Hubicka <jh@suse.cz>
26755 PR tree-optimization/38844
26756 * ipa-inline.c (try_inline): Stop inlining recursion when edge
26757 is already inlined.
26759 2009-02-06 Richard Guenther <rguenther@suse.de>
26761 PR middle-end/38977
26762 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
26763 fork because we may expand it as __gcov_fork.
26765 2009-02-06 Nick Clifton <nickc@redhat.com>
26767 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
26769 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
26771 PR tree-optimization/35659
26772 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
26773 vn_phi_eq): Shortcut if hashcode does not match.
26774 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
26776 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
26777 and avoid iterative_hash_expr.
26778 (FOR_EACH_VALUE_ID_IN_SET): New.
26779 (value_id_compare): Remove.
26780 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
26781 sort expressions by value id.
26783 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
26786 * config/sh/predicates.md (general_movsrc_operand): Don't check
26787 the subreg of system registers here.
26789 2009-02-05 Jakub Jelinek <jakub@redhat.com>
26792 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
26793 on the copied decl.
26795 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
26797 PR rtl-optimization/39110
26798 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
26799 addresses, not aligned ones.
26801 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
26802 Richard Guenther <rguenther@suse.de>
26804 PR tree-optimization/39100
26805 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
26806 comment says and add edges.
26808 2009-02-05 Joseph Myers <joseph@codesourcery.com>
26811 * c-common.c (handle_tls_model_attribute): Ignore attribute for
26812 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
26814 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
26816 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
26817 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
26818 register_bb_in_sese, new_sese, free_sese): Moved.
26819 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
26820 outermost_loop_in_scop, build_scop_iteration_domain,
26821 expand_scalar_variables_ssa_name, get_vdef_before_scop,
26822 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
26823 Use loop_in_sese_p instead of loop_in_scop_p.
26824 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
26825 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
26826 (scopdet_basic_block_info): Fix bug in scop detection.
26827 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
26828 eq_loop_to_cloog_loop): Remove.
26829 (nb_loops_around_loop_in_scop, nb_loop
26830 ref_nb_loops): Moved here...
26831 * graphite.h (ref_nb_loops): ... from here.
26832 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
26833 (loop_domain_dim, loop_iteration_vector_dim): Remove.
26834 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
26836 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
26837 Hans-Peter Nilsson <hp@axis.com>
26839 PR rtl-optimization/37889
26840 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
26841 Move offset handling from PLUS to before the switch. Use new
26842 arguments when considering SYMBOL_REFs too.
26843 (rtx_addr_can_trap_p): Pass dummy offset and size.
26844 (enum may_trap_p_flags): Remove.
26845 (may_trap_p_1): Pass size from MEM_SIZE.
26847 PR rtl-optimization/38921
26848 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
26849 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
26850 * rtlanal.c (may_trap_after_code_motion_p): Delete.
26851 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
26853 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
26855 AVX Programming Reference (January, 2009)
26856 * config/i386/sse.md (*vpclmulqdq): New.
26858 2009-02-04 Jakub Jelinek <jakub@redhat.com>
26860 PR tree-optimization/38977
26861 PR gcov-profile/38292
26862 * calls.c (special_function_p): Disregard __builtin_ prefix.
26864 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
26866 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
26867 non-indexable addresses even before reload.
26869 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26872 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
26873 as having variable size. Do not give an error for unnamed
26874 parameters with [*] declarators. Give a warning for type names
26875 with [*] declarators and mark them as variable size.
26876 * c-parser.c (c_parser_sizeof_expression): Do not give an error
26877 for sizeof applied to [*] type names.
26879 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
26882 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
26884 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26886 * gcc.c (process_command): Update copyright notice dates.
26887 * gcov.c (print_version): Likewise.
26888 * gcov-dump.c (print_version): Likewise.
26889 * mips-tfile.c (main): Likewise.
26890 * mips-tdump.c (main): Likewise.
26892 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26895 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
26896 for composite type involving a zero-length array type.
26898 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26901 * function.c (match_asm_constraints_1): Skip over
26902 initial optional % in the constraint.
26904 PR inline-asm/39059
26905 * c-parser.c (c_parser_postfix_expression): If fixed point is not
26906 supported, don't accept FIXED_CSTs.
26907 * c-decl.c (finish_declspecs): Error if fixed point is not supported
26908 and _Sat is used without _Fract/_Accum. Set specs->type to
26909 integer_type_node for cts_fract/cts_accum if fixed point is not
26912 2009-02-02 Catherine Moore <clm@codesourcery.com>
26914 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
26916 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
26918 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
26919 (ABI_HAS_64BIT_SYMBOLS): Use it.
26920 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
26922 2009-02-02 Paul Brook <paul@codesourcery.com>
26924 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
26926 2009-02-02 Jakub Jelinek <jakub@redhat.com>
26928 PR inline-asm/39058
26929 * recog.h (asm_operand_ok): Add constraints argument.
26930 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
26931 recurse on matching constraint.
26932 (check_asm_operands): Pass constraints as 3rd argument to
26933 asm_operand_ok. Don't look up matching constraint here.
26934 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
26937 2009-02-02 Ben Elliston <bje@au.ibm.com>
26939 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
26940 TARGET_NARROW_VOLATILE_BITFIELD macro names.
26942 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26944 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
26945 information. Remove some obsolete information. Reorganize.
26947 * config/pa/fptr.c: Revert license to GPL 2.
26948 * config/pa/milli64.S: Likewise.
26950 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
26953 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
26954 LIBRARY name in, instead of hard-coding it.
26955 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
26956 extra target make frag to tmake_files according to EH model.
26957 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
26958 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
26959 frags that define makefile variable EH_MODEL appropriately.
26960 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
26961 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
26962 to "-sjlj" according to type of EH configured.
26963 (LIBGCC_SONAME): Concatenate it to shared library base name.
26964 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
26965 to "_sjlj" according to type of EH configured.
26966 (LIBGCC_SONAME): Concatenate it to shared library base name.
26967 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
26968 (SHLIB_LINK): Add missing semicolon to if-else construct.
26969 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
26970 string value of "pe_dll" command-line option.
26971 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
26972 (SHLIB_SONAME): Use it when overriding t-cygming default.
26973 (SHLIB_IMPLIB): Override t-cygming default.
26974 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
26975 string value of "pe_dll" command-line option.
26977 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
26980 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
26981 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
26983 2009-01-31 Richard Guenther <rguenther@suse.de>
26985 PR tree-optimization/38937
26986 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
26987 computing the transitive closure.
26989 2009-01-30 Richard Guenther <rguenther@suse.de>
26991 PR tree-optimization/39041
26992 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
26993 Propagate variable indices only if the types match for this stmt.
26995 2009-01-30 Jakub Jelinek <jakub@redhat.com>
26998 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
26999 inline but never defined.
27001 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27003 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27004 (*insv_h_di_reg_extimm): New insn.
27005 (*insv_l<mode>_reg_extimm): New insn.
27007 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27009 * config/picochip/picochip.c (flag_conserve_stack): set
27010 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27011 fconserve-stack. Reduce call-overhead used by inliner.
27013 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27016 * common.opt (flag_conserve_stack): Initialised to zero.
27018 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27021 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27022 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27025 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27027 * ira-color.c (allocno_reload_assign): Update comments.
27028 * regmove.c (regmove_optimize): Likewise.
27032 2009-01-29 Robert Millan <rmh@aybabtu.com>
27034 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27035 * config/i386/kopensolaris-gnu.h: New file. Undefine
27036 `MD_UNWIND_SUPPORT'.
27037 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27039 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27041 PR tree-optimization/39007
27042 * tree-loop-distribution.c (generate_builtin): Use
27043 recompute_dominator to compute the immediate dominator of the
27044 basic block just after the loop.
27046 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27048 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27049 (ASM_OUTPUT_DWARF_PCREL): Define.
27051 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27053 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27054 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27055 global. Modify entries about regmove and IRA.
27057 * ra-conflict.c: Remove the file.
27059 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27061 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27062 (pass_regclass_init): Rename to pass_reginfo_init.
27064 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27066 * toplev.h (flag_ira): Remove.
27068 * caller-save.c (setup_save_areas): Remove flag_ira.
27070 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27072 * global.c: Remove the file.
27074 * opts.c (decode_options): Remove flag_ira.
27076 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27078 * regmove.c: Modify file description.
27079 (find_use_as_address, try_auto_increment): Define them only if
27080 AUTO_INC_DEC is defined.
27081 (replacement_quality, replace_in_call_usage, fixup_match_1,
27082 stable_and_no_regs_but_for_p): Remove.
27083 (reg_set_in_bb): Make it static.
27084 (regmove_optimize): Remove flag_ira and code which worked for
27087 * local-alloc.c: Remove the file.
27089 * common.opt (fira): Remove.
27091 * ira.c: Include except.h.
27092 (eliminable_regset): Move from global.c.
27093 (mark_elimination): Ditto. Remove flag_ira.
27094 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27095 equiv_mem_modified, validate_equiv_mem_from_store,
27096 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27097 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27098 no_equiv, recorded_label_ref): Move from local-alloc.c.
27099 (update_equiv_regs): Ditto. Make it static.
27100 (print_insn_chain, print_insn_chains): Move it from global.c.
27101 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27102 (build_insn_chain): Ditto. Make it static.
27103 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27104 Rename to init_live_subregs.
27105 (gate_ira): Remove flag_ira.
27107 * regclass.c: Rename reginfo.c. Change file description.
27108 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27109 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27110 (init_reg_sets_1): Remove code for evaluation of
27111 reg_class_superclasses and losing_caller_save_reg_set.
27112 (init_regs): Remove init_reg_autoinc.
27113 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27114 ok_for_base_p_nonstrict): Remove.
27115 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27116 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27117 corresponding entries.
27118 (dump_regclass, record_operand_costs, scan_one_insn,
27119 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27120 record_address_regs, auto_inc_dec_reg_p): Remove.
27121 (gt-regclass.h): Rename to gt-reginfo.h.
27123 * rtl.h (dump_global_regs, retry_global_alloc,
27124 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27126 * Makefile.in (RA_H): Remove.
27127 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27128 Rename regclass.o to reginfo.o.
27129 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27131 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27132 (GTFILES): Rename regclass.c to reginfo.c.
27134 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27135 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27137 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27138 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27140 (finish_spills): Ditto. Remove code for !flag_ira.
27142 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27144 PR middle-end/35854
27145 * doc/invoke.texi (rtl debug options): Complete rewrite.
27146 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27148 * mode-switching.c (pass_mode_switching): Rename pass from
27149 "mode-sw" to "mode_sw".
27150 * except.c (pass_convert_to_eh_ranges): Rename pass from
27151 "eh-ranges" to "eh_ranges".
27152 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27156 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27157 Alexander Monakov <amonakov@ispras.ru>
27159 PR middle-end/38857
27160 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27162 (move_exprs_to_boundary): Change return type and pass through
27163 should_move from move_op. Relax assert. Update usage ...
27164 (schedule_expr_on_boundary): ... here. Use should_move instead of
27166 (move_op_orig_expr_found): Indicate that insn was disconnected from
27168 (code_motion_process_successors): Do not call after_merge_succs
27169 callback if original expression was not found when traversing any of
27171 (code_motion_path_driver): Change return type. Update prototype.
27172 (move_op): Update comment. Add a new parameter (should_move). Update
27173 prototype. Set *should_move based on indication provided by
27174 move_op_orig_expr_found.
27176 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27178 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27179 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27180 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27181 * config/rs6000/rs6000.c (rs6000_override_options): Default
27182 avoid-indexed-addresses on for Power6, off for everything else.
27183 (avoiding_indexed_address_p): New function.
27184 (rs6000_legitimize_address): Use it.
27185 (rs6000_legitimate_address): Likewise.
27186 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27188 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27190 PR tree-optimization/38997
27191 * tree-loop-distribution.c (generate_memset_zero): Use
27192 POINTER_PLUS_EXPR for a pointer addition.
27194 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27196 * config/s390/s390.md (bswap<mode>2): New pattern added.
27198 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27200 * config/s390/s390.md (*tls_load_31): Added type attribute.
27202 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27204 * config/s390/s390.md: Fix a few comments.
27206 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27208 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27209 (*tm<mode>_full): Fixed z10prop attribute.
27210 (*tst<mode>_extimm): Fixed z10prop attribute.
27211 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27212 (*tstqiCCT_cconly): Fixed z10prop attribute.
27213 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27214 (*movsi_larl): Fixed z10prop attribute.
27215 (*movsi_zarch): Fixed z10prop attribute.
27216 (*movsi_eas): Fixed z10prop attribute.
27217 (*movhi): Fixed z10prop attribute.
27218 (*movqi): Fixed z10prop attribute.
27219 (*movstrictqi): Fixed z10prop attribute.
27220 (*mov<mode>): Fixed z10prop attribute.
27221 (*movcc): Fixed z10prop attribute.
27222 (*sethighpartdi_64): Fixed z10prop attribute.
27223 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27224 (*negdi2_sign_cc): Fixed z10prop attribute.
27225 (*negdi2_sign): Fixed z10prop attribute.
27226 (*absdi2_sign_cc): Fixed z10prop attribute.
27227 (*absdi2_sign): Fixed z10prop attribute.
27228 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27229 (*negabsdi2_sign): Fixed z10prop attribute.
27230 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27231 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27232 (doloop_si64): Fixed z10prop attribute.
27233 (doloop_si31): Fixed z10prop attribute.
27234 (doloop_long): Fixed z10prop attribute.
27235 (indirect_jump): Fixed z10prop attribute.
27236 (nop): Fixed z10prop attribute.
27237 (main_base_64): Fixed z10prop attribute.
27238 (reload_base_64): Fixed z10prop attribute.
27240 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27242 PR rtl-optimization/38740
27243 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27245 * config/mips/mips.c (mips_reorg): Likewise.
27247 2009-01-28 Richard Guenther <rguenther@suse.de>
27249 PR tree-optimization/38926
27250 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27251 with the correct value id to a value.
27252 (do_regular_insertion): Use the value number of edoubleprime
27253 for the value number of the expr.
27256 2008-08-21 Richard Guenther <rguenther@suse.de>
27258 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27259 a PHI ask VN if it is already available.
27260 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27261 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27263 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27265 PR middle-end/38934
27266 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27267 set to varying whenever max has TREE_OVERFLOW set, similarly
27268 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27270 2009-01-28 Richard Guenther <rguenther@suse.de>
27272 PR middle-end/38908
27273 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27274 uninitialized aggregate uses in call arguments.
27276 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27278 PR tree-optimization/38984
27279 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27280 the nothing_id variable if -fno-delete-null-pointer-checks.
27282 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27285 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27286 (set_got_offset_rex64): Ditto.
27288 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27291 * doc/extend.texi: Improve local variable with asm reg.
27293 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27295 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27296 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27297 was not supplied then set warn_packed_bitfield_compat to the
27298 default value of 1.
27299 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27302 2009-01-27 Richard Guenther <rguenther@suse.de>
27304 PR tree-optimization/38503
27305 * cfgexpand.c (expand_gimple_basic_block): Ignore
27306 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27307 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27308 variables that cannot have TBAA applied.
27309 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27312 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27314 PR middle-end/38969
27315 * calls.c (initialize_argument_information): Do not wrap complex
27316 arguments in SAVE_EXPR.
27318 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27320 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27321 (INSTALL_LIBGCC): Revert typo commit.
27323 2009-01-26 Richard Guenther <rguenther@suse.de>
27325 PR tree-optimization/38745
27326 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27327 from special handling.
27329 2009-01-26 Richard Guenther <rguenther@suse.de>
27331 PR tree-optimization/38745
27332 * tree-ssa.c (execute_update_addresses_taken): Do not include
27333 variables that cannot possibly be a register in not_reg_needs.
27334 Do not clear TREE_ADDRESSABLE on vars that may not become
27336 * tree-ssa.c (update_alias_info_1): Include those in the set
27337 of addressable vars.
27339 2009-01-26 Richard Guenther <rguenther@suse.de>
27341 PR middle-end/38851
27342 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27343 * tree-ssa-dse.c: Include langhooks.h
27344 (execute_simple_dse): Remove stores with zero size.
27346 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27349 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27352 2009-01-24 Julian Brown <julian@codesourcery.com>
27354 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27355 config/arm/linux-atomic.c.
27356 * config/arm/linux-atomic.c: New.
27358 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27360 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27361 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27362 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27364 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27367 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27370 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27372 PR tree-optimization/38953
27373 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27374 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27375 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27376 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27379 2009-01-24 Paul Brook <paul@codesourcery.com>
27381 * config/arm/neon.md (neon_type): Move to arm.md.
27382 (neon_mov<VSTRUCT>): Add neon_type attribute.
27383 * config/arm/arm.md (neon_type): Move to here.
27384 (conds): Add "unconditioal" and use as default for NEON insns.
27386 2009-01-24 Ben Elliston <bje@au.ibm.com>
27388 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27389 void *' warning from -Wc++-compat.
27390 * Makefile.in (dominance.o-warn): Remove.
27392 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27394 PR tree-optimization/38932
27395 * fold-const.c (fold_unary_ignore_overflow): New.
27396 * tree.h (fold_unary_ignore_overflow): Declare.
27397 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27398 * tree-ssa-sccvn.c (visit_reference_op_load,
27399 simplify_unary_expression): Likewise.
27401 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27403 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27404 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27405 regardless of their type.
27406 * c-common.c (handle_packed_attribute): Don't ignore packed on
27408 * c.opt (Wpacked-bitfield-compat): New warning option.
27409 * stor-layout.c (place_field): Warn if offset of a field changed.
27410 * doc/extend.texi (packed): Mention the ABI change.
27411 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27412 (Warning Options): Add it to the list.
27414 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27416 * c-opts.c (c_common_post_options): Fix a typo in comments.
27418 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27420 PR middle-end/38615
27421 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27422 variables to static.
27423 * doc/invoke.texi (-fmerge-all-constants): Update description.
27425 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27428 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27429 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27431 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27433 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27435 (LOCAL_ALIGNMENT): Similarly.
27437 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27438 Joseph Myers <joseph@codesourcery.com>
27440 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27441 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27442 * config/arm/arm-tune.md: Regenerate.
27443 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27446 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27448 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27449 version number to five.
27451 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27454 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27455 * c-common.c (set_underlying_type): Likewise.
27456 (is_typedef_decl ): Likewise
27458 (set_underlying_type): Likewise.
27459 (is_typedef_type): Likewise.
27461 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27463 PR middle-end/38587
27464 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27467 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27470 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27471 (LIBGCC_SPEC): Don't define.
27472 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27474 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27476 PR rtl-optimization/38879
27477 * alias.c (base_alias_check): Unaligned access via AND address can
27478 alias all surrounding object types except those with sizes equal
27479 or wider than the size of unaligned access.
27481 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27484 * c-decl.c (clone_underlying_type): Move this ...
27485 * c-common.c (set_underlying_type): ... here.
27486 Also, make sure the function properly sets TYPE_STUB_DECL() on
27487 the newly created typedef variant type.
27488 (is_typedef_decl ): New entry point.
27489 * tree.h: Added a new member member_types_needing_access_check to
27490 struct tree_decl_non_common.
27491 (set_underlying_type): New entry point.
27492 (is_typedef_type): Likewise.
27494 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
27496 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
27497 Check whether two instructions have memory references that
27498 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
27499 are helper functions for traversing.
27500 * alias.h (insn_alias_sets_confilict_p): New prototypes.
27501 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
27502 not to draw dependency edge for instructions with non-conflicting
27505 2009-01-20 Joseph Myers <joseph@codesourcery.com>
27508 * longlong.h: Update copyright years. Use soft-fp license notice.
27509 Sync __clz_tab declaration with glibc.
27511 2009-01-20 Steve Ellcey <sje@cup.hp.com>
27514 * doc/extend.texi (syscall_linkage): New.
27515 (version_id): Modify.
27517 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
27518 Richard Guenther <rguenther@suse.de>
27520 PR tree-optimization/38747
27521 PR tree-optimization/38748
27522 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
27523 conversion if the base address is an indirect reference and the
27524 aliasing sets could cause issues.
27526 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27528 * common.opt (fgraphite, fgraphite-identity): Add comment for
27529 explaining why these options are not documented.
27531 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27533 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
27534 gimple_call_lhs is NULL.
27536 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
27539 * emit-rtl.c (adjust_address_1): Make sure memref is never
27542 2009-01-20 Ben Elliston <bje@au.ibm.com>
27544 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27545 const qualifier from arg parameter. Remove unnecessary cast to char *.
27546 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27547 const qualifier from arg 2.
27549 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
27551 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
27553 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
27556 * rtl.h (reinit_regs): New prototype.
27557 * regclass.c: Include ira.h.
27558 (reinit_regs): New.
27559 * Makefile.in (regclass.o): Add ira.h.
27560 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
27562 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
27565 * c-common.c (handle_aligned_attribute): Use
27566 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
27567 default alignment value.
27569 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
27571 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
27572 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
27574 * doc/extend.texi: Update __attribute__ ((aligned)). Document
27575 __BIGGEST_ALIGNMENT__.
27577 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
27579 2009-01-18 Richard Guenther <rguenther@suse.de>
27581 PR tree-optimization/38819
27582 * tree-flow.h (operation_could_trap_helper_p): Declare.
27583 * tree-eh.c (operation_could_trap_helper_p): Export.
27584 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
27585 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
27586 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
27587 are about to insert a possibly trapping instruction and fail
27590 2009-01-18 Andreas Schwab <schwab@suse.de>
27592 * doc/install.texi (Configuration): Remove obsolete paragraph
27593 about use of --with-gnu-ld with --with-gnu-as.
27595 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
27597 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
27598 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
27599 Follow spelling conventions.
27601 2009-01-18 Ben Elliston <bje@au.ibm.com>
27603 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
27604 C++ warning about implicit conversion from void * to struct
27606 (bitmap_obstack_free): Likewise for bitmap_element *.
27607 * Makefile.in (bitmap.o-warn): Remove.
27609 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
27611 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
27613 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
27614 Tobias Grosser <tobi.grosser@amd.com>
27616 * graphite.c (graphite_trans_scop_block): Do not block single
27619 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
27621 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
27622 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
27623 test with assertion.
27625 2009-01-16 Richard Guenther <rguenther@suse.de>
27627 PR tree-optimization/38835
27628 PR middle-end/36227
27629 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
27630 and INT + PTR -> (INT)(PTR p+ INT) folding.
27631 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
27633 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
27636 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
27637 the subreg from a lowpart subreg if it is also casting the value.
27639 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27640 Tobias Grosser <tobi.grosser@amd.com>
27642 * graphite.c (compare_prefix_loops): New.
27643 (build_scop_canonical_schedules): Rewritten.
27644 (graphite_transform_loops): Move build_scop_canonical_schedules
27645 after build_scop_iteration_domain.
27647 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27648 Tobias Grosser <tobi.grosser@amd.com>
27650 * graphite.c (add_conditions_to_domain): Add the loops to
27651 the dimension of the iteration domain. Do copy the domain
27652 only when it exists.
27653 (build_scop_conditions_1): Do not call add_conditions_to_domain.
27654 (add_conditions_to_constraints): New.
27655 (can_generate_code_stmt, can_generate_code): Removed.
27656 (gloog): Do not call can_generate_code.
27657 (graphite_transform_loops): Call add_conditions_to_constraints
27658 after building the iteration domain.
27660 2009-01-16 Jakub Jelinek <jakub@redhat.com>
27662 PR tree-optimization/38789
27663 * tree-ssa-threadedge.c
27664 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
27665 __builtin_constant_p.
27667 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
27669 * dce.c (delete_unmarked_insns): Reversed the order that insns are
27670 examined before deleting them.
27672 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
27674 * function.c (aggregate_value_p): Correctly extract the function
27675 type from CALL_EXPR_FN lookup.
27677 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27679 * config/picochip/picochip.c (picochip_override_options): Revert
27680 CFI asm flag disable commited previously.
27682 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
27683 Tobias Grosser <tobi.grosser@amd.com>
27684 Jan Sjodin <jan.sjodin@amd.com>
27686 * graphite.c (scan_tree_for_params): On substractions negate
27687 all the coefficients of the term.
27688 (clast_to_gcc_expression_red): New. Handle reduction expressions
27689 of more than two operands.
27690 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
27691 (get_vdef_before_scop): Handle also the case of default definitions.
27693 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
27695 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
27696 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
27697 Also use them when walking CALL_INSN_FUNCTION_USAGE.
27699 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
27700 Joey Ye <joey.ye@intel.com>
27702 PR middle-end/37843
27703 * cfgexpand.c (expand_stack_alignment): Don't update stack
27704 boundary nor check incoming stack boundary here.
27705 (gimple_expand_cfg): Update stack boundary and check incoming
27706 stack boundary here.
27708 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
27710 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
27712 2009-01-14 Jakub Jelinek <jakub@redhat.com>
27714 PR rtl-optimization/38245
27715 * calls.c (expand_call): Add stack arguments to
27716 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27717 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
27718 in regs and partially in memory or BLKmode arguments.
27719 (emit_library_call_value_1): Add stack arguments to
27720 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27721 ACCUMULATE_OUTGOING_ARGS).
27722 * dce.c: Include tm_p.h.
27723 (find_call_stack_args): New function.
27724 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
27726 (mark_insn): Call find_call_stack_args for CALL_Ps.
27727 (prescan_insns_for_dce): Walk insns backwards in bb rather than
27728 forwards. Allocate and free arg_stores bitmap if needed, pass it
27729 down to deletable_insn_p, don't mark stores set in arg_stores
27730 bitmap, clear the bitmap at the beginning of each bb.
27731 * Makefile.in (dce.o): Depend on $(TM_P_H).
27733 2009-01-14 Michael Meissner <gnu@the-meissners.org>
27736 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
27737 to make sure the insn is a conditional test (bug 22599). Reformat a
27740 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
27742 PR middle-end/38431
27743 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
27744 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
27745 (gloog): Do not call cleanup_tree_cfg.
27746 (graphite_transform_loops): Call cleanup_tree_cfg after all
27747 scops have been code generated.
27749 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
27750 * doc/gty.texi (Invoking the garbage collector): Added new node
27751 and section documenting ggc_collect.
27753 2009-01-14 Richard Guenther <rguenther@suse.de>
27755 PR tree-optimization/38826
27756 PR middle-end/38477
27757 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
27758 initialization notes only if we actually emitted a warning.
27759 (intra_create_variable_infos): Add constraints for a result decl
27760 that is passed by hidden reference.
27761 (build_pred_graph): Mark all related variables non-direct on
27764 2009-01-14 Nick Clifton <nickc@redhat.com>
27766 * ira-conflicts.c: Include addresses.h for the definition of
27768 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
27769 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
27771 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
27774 * Makefile.in (ira-lives.o): Add except.h.
27776 * ira-lives.c: Include except.h.
27777 (process_bb_node_lives): Process can_throw_internal.
27779 2009-01-13 Jakub Jelinek <jakub@redhat.com>
27781 PR rtl-optimization/38774
27782 * combine.c (simplify_set): When undoing cc_use change, don't do
27783 PUT_CODE on the newly created comparison, but instead put back the
27786 2009-01-13 Joseph Myers <joseph@codesourcery.com>
27788 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
27789 values. Remove duplicate arm8 entry.
27791 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27793 PR tree-optimization/38786
27794 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
27795 the SSA_NAME case of expand_scalar_variables_expr.
27796 Set the type of an expression to the type of its assign statement.
27797 (expand_scalar_variables_expr): Also gather the scalar computation
27798 used to index the memory access. Do not pass loop_p.
27799 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
27800 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
27801 the gimple_stmt_iterator where it inserts new code.
27802 Do not pass loop_p.
27803 (copy_bb_and_scalar_dependences): Do not pass loop_p.
27804 (translate_clast): Update call to copy_bb_and_scalar_dependences.
27806 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27808 * graphite.h (debug_value): Removed.
27809 * graphite.c (debug_value): Removed.
27811 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27813 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
27814 ldrd/strd with two 32-bit instructions.
27816 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27818 * config/arm/arm.c (struct processors): Pass for speed down into
27819 cost helper functions.
27820 (const_ok_for_op): Handle COMPARE and inequality nodes.
27821 (arm_rtx_costs_1): Rewrite.
27822 (arm_size_rtx_costs): Update prototype.
27823 (arm_rtx_costs): Pass speed down to helper functions.
27824 (arm_slowmul_rtx_costs): Rework cost calculations.
27825 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
27826 (arm_9e_rtx_costs): Likewise.
27828 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
27830 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
27831 relocations of local symbols wider than UNITS_PER_WORD are not valid.
27832 (alpha_legitimize_address): Do not split local symbols wider than
27833 UNITS_PER_WORD into HIGH/LO_SUM parts.
27835 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
27838 * gcc.c (process_command): Replace call to execvp with calls
27839 to pex_one and exit.
27841 2009-01-03 Anatoly Sokolov <aesok@post.ru>
27844 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
27845 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
27846 variant for devices with 3-byte PC.
27847 (__tablejump_elpm__): New.
27849 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27852 * c-parser.c (c_parser_postfix_expression): Allow `->' in
27853 offsetof member-designator, handle it as `[0].'.
27855 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27857 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
27858 function when not using named sections on targets with named sections
27859 if branch distance is less than 262132.
27861 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
27863 * combine.c (combine_instructions): Recompute
27864 optimize_this_for_speed_p for each BB in the main combine loop.
27866 2009-01-12 Tomas Bily <tbily@suse.cz>
27869 * tree-loop-distribution.c (prop_phis): New function.
27870 (generate_builtin): Call prop_phis.
27872 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27874 PR tree-optimization/38807
27875 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
27876 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
27878 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
27880 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
27881 subreg of op0 to the original op0.
27883 2009-01-11 Laurent GUERBY <laurent@guerby.net>
27885 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
27887 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
27890 * mips-tfile.c (parse_def): Fix parsing of def strings
27891 starting with digits.
27893 2009-01-10 Jakub Jelinek <jakub@redhat.com>
27896 * config/arm/arm.c (arm_is_long_call_p): Don't call
27897 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
27899 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
27901 * regrename.c (regrename_optimize): Fix dumping.
27902 (find_oldest_value_reg): Preserve REG_POINTER.
27903 (copy_hardreg_forward_1): Likewise.
27905 2009-01-09 Diego Novillo <dnovillo@google.com>
27907 * gimple.h (struct gimple_statement_base) <uid>: Document
27908 the restrictions on its use.
27909 (gimple_uid): Tidy.
27910 (gimple_set_uid): Tidy.
27912 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27914 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
27915 zero guard even if align_bytes != 0 and count is smaller than
27918 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
27920 PR rtl-optimization/38495
27921 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
27922 (add_range_and_copies_from_move_list): Print all added ranges.
27923 Add ranges to memory optimized destination.
27925 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27929 * config/i386/i386.c (override_options): Reject
27930 -mstringop-strategy=rep_8byte with -m32.
27931 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
27932 to 1. Do count comparison against epilogue_size_needed at compile
27933 time even when count_exp was constant forced into register. For
27934 size_needed don't jump to epilogue, instead just avoid aligning
27935 and invoke the body algorithm. If need_zero_guard, add zero guard
27936 even if count is non-zero, but smaller than size_needed + number of
27937 bytes that could be stored for alignment.
27938 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
27939 to 1. If need_zero_guard, add zero guard even if count is non-zero,
27940 but smaller than size_needed + number of bytes that could be stored
27941 for alignment. Compare size_needed with epilogue_size_needed instead
27942 of desired_align - align, don't adjust size_needed, pass
27943 epilogue_size_needed to the epilogue expanders.
27946 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
27948 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27950 * pa.c (last_address): Change to unsigned.
27951 (update_total_code_bytes): Change argument to unsigned. Don't
27952 check if insn addresses are set.
27953 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
27954 addresses are not set.
27955 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
27957 2009-01-09 Nick Clifton <nickc@redhat.com>
27959 * config/sh/symbian.c: Replace uses of DECL_INLINE with
27960 DECL_DECLARED_INLINE_P.
27962 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27964 PR middle-end/38347
27965 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
27966 GET_MODE (op0) in operand_subword_force calls.
27968 PR middle-end/38771
27969 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
27970 fold_convert arg0 operands to TREE_TYPE (op0) first.
27972 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
27974 * params.def (ira-max-conflict-table-size): Decrease default value
27977 2009-01-08 Jakub Jelinek <jakub@redhat.com>
27979 PR tree-optimization/37031
27980 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
27982 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
27983 allocate it using gc instead of heap, use VEC_quick_push instead of
27985 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
27986 instead of heap, use VEC_quick_push instead of VEC_safe_push.
27987 * tree-data-ref.h (struct access_matrix): Change matrix to gc
27988 allocated vector from heap allocated.
27989 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
27990 * tree-loop-linear.c (linear_transform_loops): Allocate nest
27991 vector only after perfect_loop_nest_depth call.
27993 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
27994 Jan Sjodin <jan.sjodin@amd.com>
27996 PR tree-optimization/38559
27997 * graphite.c (debug_value, copy_constraint,
27998 swap_constraint_variables, scale_constraint_variable, ): New.
27999 (get_lower_bound, get_upper_bound): Removed.
28000 (graphite_trans_bb_strip_mine): Clean up this code that works
28001 only for constant number of iterations. Fully copy upper and
28002 lower bound constraints, not only the constant part of them.
28003 * graphite.h (debug_value): Declared.
28005 2009-01-08 Ira Rosen <irar@il.ibm.com>
28007 PR tree-optimization/37194
28008 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28009 Don't add the cost of cost model guard in prologue to scalar
28010 outside cost in case of known number of iterations.
28012 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28013 Alan Modra <amodra@bigpond.net.au>
28015 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28016 non-word-aligned REG+CONST addressing.
28018 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28021 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28022 free_after_compilation when outputting a thunk.
28023 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28024 Do not call free_after_compilation here.
28026 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28028 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28029 (ix86_valid_target_attribute_inner_p): Ditto.
28031 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28033 PR tree-optimization/38492
28034 PR tree-optimization/38498
28035 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28036 * tree-chrec.h (scev_is_linear_expression): Declared.
28037 * graphite.c (graphite_cannot_represent_loop_niter): New.
28038 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28039 (graphite_loop_normal_form): Use gcc_assert.
28040 (scan_tree_for_params): Use CASE_CONVERT.
28041 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28042 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28043 Use gcc_assert. Discard scops that contain unhandled cases.
28044 (build_scop_conditions): Return a boolean status for unhandled cases.
28045 (strip_mine_profitable_p): Print the loop number, not its depth.
28046 (is_interchange_valid): Pass the depth of the loop nest, don't
28047 recompute it wrongly.
28048 (graphite_trans_bb_block): Same.
28049 (graphite_trans_bb_block): Print tentative of loop blocking.
28050 (graphite_trans_scop_block): Do not print that the loop has been
28052 (graphite_transform_loops): Do not handle scops that contain condition
28055 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28057 AVX Programming Reference (December, 2008)
28058 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28059 (_mm256_stream_pd): Likewise.
28060 (_mm256_stream_ps): Likewise.
28062 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28063 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28064 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28065 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28066 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28067 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28068 (ix86_expand_special_args_builtin): Likewise.
28070 * config/i386/sse.md (AVXMODEDI): New.
28071 (avx_movnt<mode>): Likewise.
28072 (avx_movnt<mode>): Likewise.
28073 (<sse>_movnt<mode>): Remove AVX support.
28074 (sse2_movntv2di): Likewise.
28076 2009-01-07 Richard Guenther <rguenther@suse.de>
28078 PR middle-end/38751
28079 * fold-const.c (extract_muldiv): Remove obsolete comment.
28080 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28081 to PLUS_EXPR canonicalization for the canonicalization.
28083 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28085 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28086 hosted cross-compilers generating less efficient code.
28088 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28090 * function.h (rtl_data): Add a dbr_scheduled_p field.
28091 * reorg.c (dbr_schedule): Set it.
28092 (gate_handle_delay_slots): Check it.
28093 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28094 (mips_reorg): Check flag_delayed_branch instead of
28095 mips_base_delayed_branch.
28096 (mips_override_options): Don't set mips_base_delayed_branch
28097 or flag_delayed_branch.
28099 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28101 PR rtl-optimization/38426.
28102 * ira.c (ira): Set current_function_is_leaf earlier.
28104 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28106 PR rtl-optimization/38722
28107 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28108 too early, only set a flag and modify after last possible
28111 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28114 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28115 * real.c (decimal_single_format): Correct values of emin and emax.
28116 (decimal_double_format): Ditto.
28117 (decimal_quad_format): Ditto.
28118 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28119 computation of DECnn_MIN and DECnn_MAX for corrected values of
28120 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28121 __DECnn_MIN__, and adjust its computation for the corrected value
28124 2009-01-06 Jan Hubicka <jh@suse.cz>
28127 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28129 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28131 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28132 Add Robert Clark to the list of testers.
28134 2009-01-06 Jan Hubicka <jh@suse.cz>
28135 Kai Tietz <kai.tietz@onevision.com>
28137 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28138 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28140 2009-01-06 Jan Hubicka <jh@suse.cz>
28141 Kai Tietz <kai.tietz@onevision.com>
28143 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28145 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28146 (ix86_nsaved_regs): Count only general purpose regs.
28147 (ix86_nsaved_sseregs): New.
28148 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28149 to 16 for w64; compute padding and size of sse reg save area.
28150 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28151 general purpose regs.
28152 (ix86_emit_save_sse_regs_using_mov): New.
28153 (ix86_expand_prologue): Save SSE regs if needed.
28154 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28155 (ix86_emit_restore_sse_regs_using_mov): New.
28156 (ix86_expand_epilogue): Save SSE regs if needed.
28158 2009-01-06 Jan Hubicka <jh@suse.cz>
28159 Kai Tietz <kai.tietz@onevision.com>
28161 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28162 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28163 functions when accumulate outgoing args is off.
28165 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28168 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28169 before using pseudos_have_intersected_live_ranges_p.
28171 * ira-int.h (ira_assert): Always define.
28173 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28175 AVX Programming Reference (December, 2008)
28176 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28177 (_mm256_permute2_pd): Likewise.
28178 (_mm_permute2_ps): Likewise.
28179 (_mm256_permute2_ps): Likewise.
28180 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28181 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28183 * config/i386/i386.c (ix86_builtins): Remove
28184 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28185 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28186 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28187 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28188 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28189 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28190 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28191 __builtin_ia32_vpermil2ps256.
28192 (ix86_init_mmx_sse_builtins): Updated.
28193 (ix86_expand_args_builtin): Likewise.
28195 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28197 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28198 long absolute calls when generating PA 2.0 code.
28200 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28202 PR rtl-optimization/38583
28203 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28205 * params.def (ira-max-conflict-table-size): New.
28207 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28209 * ira.h (ira_conflicts_p): New external definition.
28211 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28212 table. Report this. Return result of building.
28213 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28214 building conflict table.
28216 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28217 (ira_color): Use ira_conflicts_p.
28219 * global.c: Include ira.h.
28220 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28223 * Makefile.in (global.o): Add ira.h.
28225 * ira-build.c (mark_all_loops_for_removal,
28226 propagate_some_info_from_allocno): New.
28227 (remove_unnecessary_allocnos): Call
28228 propagate_some_info_from_allocno.
28229 (remove_low_level_allocnos): New.
28230 (remove_unnecessary_regions): Add parameter. Call
28231 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28232 parameter to remove_unnecessary_regions.
28233 (ira_build): Remove all regions but root if the conflict table was
28234 not built. Update conflict hard regs for allocnos crossing calls.
28236 * ira.c (ira_conflicts_p): New global.
28237 (ira): Define and use ira_conflicts_p.
28239 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28240 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28241 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28243 2009-01-06 Ben Elliston <bje@au.ibm.com>
28245 * gengtype-lex.l (YY_NO_INPUT): Define.
28247 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28250 * c-common.c (handle_vector_size_attribute): Also reject
28251 BOOLEAN_TYPE types.
28253 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28255 PR tree-optimization/38492
28256 * graphite.c (rename_map_elt, debug_rename_elt,
28257 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28258 rename_map_elt_info, eq_rename_map_elts,
28259 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28260 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28261 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28262 (sese_build_livein_liveouts): New.
28263 (new_sese, free_sese): New.
28264 (new_scop): Call new_sese.
28265 (free_scop): Call free_sese.
28266 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28267 (register_old_new_names): Renamed register_old_and_new_names.
28268 (register_scop_liveout_renames, add_loop_exit_phis,
28269 insert_loop_close_phis, struct igp,
28270 default_liveout_before_guard, add_guard_exit_phis,
28271 insert_guard_phis, copy_renames): New.
28272 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28273 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28274 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28275 (scop_adjust_phis_for_liveouts): New.
28276 (gloog): Call scop_adjust_phis_for_liveouts.
28278 * graphite.h (struct sese): Documented. Added fields liveout,
28279 num_ver and livein.
28280 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28281 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28282 (struct scop): Added field liveout_renames.
28283 (SCOP_LIVEOUT_RENAMES): New.
28285 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28287 PR tree-optimization/38510
28288 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28289 (translate_clast): Call recompute_all_dominators before
28291 (gloog): Call recompute_all_dominators before graphite_verify.
28293 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28294 Jan Sjodin <jan.sjodin@amd.com>
28296 PR tree-optimization/38500
28297 * graphite.c (create_sese_edges): Call fix_loop_structure after
28300 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28302 * config.gcc: Add m32r*-*-rtems*.
28303 * config/m32r/rtems.h: New file.
28305 2009-01-05 Ben Elliston <bje@au.ibm.com>
28307 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28308 (.po.pox): Likewise.
28309 (po/gcc.pot): Likewise.
28311 2009-01-04 David S. Miller <davem@davemloft.net>
28313 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28314 (STARTING_FRAME_OFFSET): Always set to zero.
28316 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28318 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28319 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28320 fixed-point types, and vectors of the same.
28322 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28324 * config/mips/sync.md (*mb_barrier): Rename to...
28325 (*memory_barrier): ...this.
28327 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28329 * doc/extend.texi (Function Attributes): Move @cindex after @item
28330 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28331 and put in alphabetical order. Fix 'target' name and put in order.
28332 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28335 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28337 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28338 (memory_barrier): Expand as unspec instead of unspec_volatile.
28339 Remove mem:BLK from insn operands. Use Pmode scratch register.
28340 (*memory_barrier): Define as unspec instead of unspec_volatile.
28341 Use (match_dup 0) as input operand.
28343 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28344 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28345 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28346 scratch register. Remove operand 1.
28347 (*stbar): Define as unspec instead of unspec_volatile.
28348 Use (match_dup 0) as input operand, remove (const_int 8).
28349 (*membar): Define as unspec instead of unspec_volatile.
28350 Use (match_dup 0) as input operand, remove input operand 2.
28352 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28353 (memory_barrier): Expand as unspec instead of unspec_volatile.
28354 Remove mem:BLK from insn operands. Use Pmode scratch register.
28355 (*memory_barrier): Define as unspec instead of unspec_volatile.
28356 Use (match_dup 0) as input operand.
28358 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28359 Remove mem:BLK from insn operands. Use Pmode scratch register.
28360 Set volatile flag on operand 0.
28361 (*memory_barrier): New insn pattern.
28363 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28365 (*memory_barrier): Use (match_dup 0) as input operand.
28367 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28368 Remove mem:BLK from insn operands. Use Pmode scratch register.
28369 Set volatile flag on operand 0.
28370 (*mb_internal): New insn pattern.
28372 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28374 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28376 PR middle-end/38586
28377 * function.c (struct temp_slot): Move to the section of the file
28378 that deals with temp slots. Remove field 'address'.
28379 (temp_slot_address_table): New hash table of address -> temp slot.
28380 (struct temp_slot_address_entry): New struct, items for the table.
28381 (temp_slot_address_compute_hash, temp_slot_address_hash,
28382 temp_slot_address_eq, insert_temp_slot_address): Support functions
28384 (find_temp_slot_from_address): Rewrite to use the new hash table.
28385 (remove_unused_temp_slot_addresses): Remove addresses of temp
28386 slots that have been made available.
28387 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28388 worker function for remove_unused_temp_slot_addresses.
28389 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28390 Add the temp slot address to the address -> temp slot map.
28391 (update_temp_slot_address): Update via insert_temp_slot_address.
28392 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28393 (pop_temp_slots): Likewise.
28394 (init_temp_slots): Allocate the address -> temp slot map, or empty
28395 the map if it is already allocated.
28396 (prepare_function_start): Initialize temp slot processing.
28398 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28400 PR middle-end/38584
28401 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28402 Calculate the size of all stack vars assuming no packing of stack
28403 vars will happen, replacing a quadratic algorithm with a linear one.
28405 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28408 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28411 2009-01-03 Diego Novillo <dnovillo@google.com>
28413 * doc/contrib.texi: Update contributions.
28415 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28418 * builtins.c (fold_builtin_memory_op): Give up if either operand
28419 is volatile. Set srctype or desttype to non-qualified version
28423 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28424 and FUNCTION_DECLs.
28426 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28428 PR rtl-optimization/35805
28429 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28430 problem if fast dce is able to remove any instructions.
28431 * dce.c (dce_process_block): Fix dump message.
28433 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28436 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28438 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28440 PR middle-end/38690
28441 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28442 * tree-pretty-print.c (op_code_prio): New function.
28443 (op_prio): No longer static. Use op_code_prio.
28444 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28445 Use op_prio and op_code_prio to determine if () should be
28446 printed around operand(s) or not.
28448 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28449 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28450 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28451 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28452 pp_character instead of pp_string for single letter printing.
28454 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28456 * doc/extend.texi: Fix '#pragma GCC option' typo.
28458 2009-01-02 Richard Guenther <rguenther@suse.de>
28460 * doc/install.texi (--enable-checking): Mention different
28461 default for stage1.
28462 (--enable-stage1-checking): Document.
28464 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28466 PR middle-end/30142
28467 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28468 case to be an error.
28470 2009-01-02 Ben Elliston <bje@au.ibm.com>
28472 * config/fp-bit.h (pack_d): Constify argument.
28473 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28474 (isnan): Constify argument.
28476 (iszero): Likewise.
28477 (pack_d): Likewise.
28478 (_fpadd_parts): Constify return type.
28479 (_fpmul_parts): Likewise.
28480 (_fpdiv_parts): Likewise.
28482 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28485 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28486 warn about overwriting initializer with side-effects or
28487 -Woverride-init if !IMPLICIT.
28488 (output_init_element): Likewise. Pass IMPLICIT down to
28490 (process_init_element): Add IMPLICIT argument. Pass it down
28491 to output_init_element.
28492 (push_init_element, pop_init_level, set_designator): Adjust
28493 process_init_element callers.
28494 (set_nonincremental_init, set_nonincremental_init_from_string):
28495 Adjust add_pending_init callers.
28496 (output_pending_init_elements): Adjust output_init_element callers.
28497 * c-tree.h (process_init_element): Adjust prototype.
28498 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
28499 process_init_element callers.
28502 Copyright (C) 2009 Free Software Foundation, Inc.
28504 Copying and distribution of this file, with or without modification,
28505 are permitted in any medium without royalty provided the copyright
28506 notice and this notice are preserved.