1 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
7 * tree.def (DEBUG_EXPR_DECL): New.
8 * rtl.def (DEBUG_EXPR): New.
9 * gengtype.c (adjust_field_rtx_def): Handle it.
10 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
11 (insert_debug_temp_for_var_def): ... this. Drop support for
12 moving. Take iterator for def stmt; insert debug stmt before it.
13 Scan early for use count and kind in debug stmts.
14 (propagate_defs_into_debug_stmts): Rename to...
15 (insert_debug_temps_for_defs): ... this. Likewise.
16 * tree.h (DEBUG_TEMP_UID): New.
17 * tree.c (next_debug_decl_uid): New.
18 (make_node_stat): Count debug decls separately.
19 (copy_node_stat): Likewise.
20 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
21 * var-tracking.c (dv_is_decl_p): Recognize it.
22 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
23 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
24 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
25 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
26 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
27 (cselib_hash_rtx): Likewise.
28 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
29 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
31 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
32 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
33 * rtl.c (copy_rtx): Likewise.
34 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
35 * print-rtl.c (print_rtx): Likewise.
36 * sched-vis.c (print_value): Likewise.
37 (print_insn): Handle DEBUG_EXPR_DECL.
38 * tree-dump.c (dequeue_and_dump): Likewise.
39 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
40 * gimple-iterator (gsi_replace): Check for same lhs.
41 (gsi_remove): Insert debug temps.
42 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
43 (move_computations_stmt): Drop explicit propagation into debug stmts.
44 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
45 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
46 * tree-ssa-sink.c (statement_sink_location): Likewise.
47 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
48 * tree-ssanames.c (release_ssa_name): Adjust for rename.
49 * tree-flow.h: Likewise.
50 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
51 debug temps without values.
52 (eliminate_unnecessary_stmts): Don't discard just-inserted
55 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
58 * config/cris/cris.md (andu): Check that operand 1 is one of the
59 general registers. Fix typo in head comment.
61 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
63 * config/i386/i386.md (vswapmov): New.
64 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
65 (ix86_function_ms_hook_prologue): New.
66 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
67 * configure.ac: Test for swap suffix support in as.
70 2009-10-12 Jakub Jelinek <jakub@redhat.com>
73 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
74 paradoxical subregs to prevent partial register stalls if the inner
77 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
79 * config/i386/i386.md (*setcc_<mode>_2): Do not use ix86_expand_clear
82 2009-10-12 Dodji Seketeli <dodji@redhat.com>
85 * gcc/dwarf2out.c (template_parameter_pack_die,
86 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
88 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
91 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
93 (maybe_register_def): Likewise. Take stmt iterator.
94 (rewrite_update_stmt): Take stmt iterator and pass it on.
95 (rewrite_update_enter_block): Pass stmt iterator.
97 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
99 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
100 (spu_builtin_decl): New function.
102 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
104 * config/i386/i386.md (SWIM): New mode iterator.
105 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
106 using SWIM mode iterator.
107 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
108 patterns using SWI48 mode iterator.
109 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
110 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
111 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
112 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
113 patterns using SWI248 mode iterator.
114 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
115 gen_x86_movdicc_0_m1_rex64 for renamed function
117 2009-10-11 Jose Ruiz <ruiz@adacore.com>
118 Eric Botcazou <ebotcazou@adacore.com>
121 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
122 * config/sparc/sol2-unwind.h: New file.
124 2009-10-11 Olivier Hainque <hainque@adacore.com>
125 Eric Botcazou <ebotcazou@adacore.com>
128 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
129 * config/i386/sol2-unwind.h: New file.
131 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
134 * config/i386/i386.md (addsi_1_zext): Get the proper second
137 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
139 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
140 all OLD_RTXes, not just REGs. Use copy_rtx to create the
143 2009-10-11 Richard Guenther <rguenther@suse.de>
145 * gimple.c (iterative_hash_type_name): Do not handle special
148 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
150 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
151 (*setcc_si_1_and): Ditto.
152 (*setcc_si_1_movzbl): Ditto.
153 (*setcc_<mode>_2): Ditto.
154 (*setcc_qi): Rename from *setcc_1.
155 (*setcc_qi_slp): Rename from *setcc_2.
157 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
158 (*zero_extendqisi2_movzbw_and splitter): Ditto.
160 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
161 "if" condition, there is already assert with reload_completed present.
163 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
165 * plugin.c (try_init_one_plugin): Improve constness of variable err.
167 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
169 * doc/install.texi (Final install): Refer to
170 http://gcc.gnu.org/bugs/ for bug reporting.
172 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
174 * configure.ac: Add test for dci instruction.
175 * configure: Regenerate.
176 * config.in: Likewise.
177 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
178 * doc/invoke.texi: Add cpu_type 476 and 476fp.
179 (-mmulhw): Add 476 to description.
181 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
182 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
183 (processor_target_table): Add 476 and 476fp entries.
184 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
185 (rs6000_issue_rate): Add CPU_PPC476.
186 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
187 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
188 (processor_type): Add PROCESSOR_PPC476.
189 (EXTRA_SPECS): Add asm_cpu_476 string.
190 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
191 (define_attr "cpu"): Add ppc476.
193 Update comments for 476.
194 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
195 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
196 Update copyright year.
197 * config/rs6000/476.md: New file.
198 * config/rs6000/40x.md: Add description for "isel" attribute.
199 Update copyright year.
200 * config/rs6000/440.md: Likewise.
201 * config/rs6000/603.md: Likewise.
202 * config/rs6000/6xx.md: Likewise.
203 * config/rs6000/7450.md: Likewise.
204 * config/rs6000/7xx.md: Likewise.
205 * config/rs6000/8540.md: Likewise.
206 * config/rs6000/cell.md: Likewise.
207 * config/rs6000/e300c2c3.md: Likewise.
208 * config/rs6000/e500mc.md: Likewise.
209 * config/rs6000/mpc.md: Likewise.
210 * config/rs6000/power4.md: Likewise.
211 * config/rs6000/power5.md: Likewise.
212 * config/rs6000/power6.md: Likewise.
213 * config/rs6000/power7.md: Likewise.
214 * config/rs6000/rios1.md: Likewise.
215 * config/rs6000/rios2.md: Likewise.
216 * config/rs6000/rs64.md: Likewise.
218 2009-10-10 Richard Guenther <rguenther@suse.de>
220 PR tree-optimization/41654
221 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
222 a cond expr before calling gimple_cond_set_condition_from_tree.
223 (ifcombine_iforif): Likewise.
225 2009-10-09 Ian Lance Taylor <iant@google.com>
227 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
228 * configure: Rebuild.
230 2009-10-09 Neil Vachharajani <nvachhar@google.com>
232 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
235 2009-10-09 Richard Guenther <rguenther@suse.de>
238 * target-def.h (TARGET_BUILTIN_DECL): Define.
239 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
240 * target.h (struct gcc_target): Add builtin_decl target hook.
241 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
242 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
244 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
246 (lto_output_builtin_tree): Sorry if the target does not support
247 streaming target builtins.
248 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
249 (rs6000_builtin_decl): New function.
250 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
251 (ix86_builtin_decl): New function.
253 2009-10-09 Jakub Jelinek <jakub@redhat.com>
255 PR preprocessor/41445
256 * c-ppoutput.c (do_line_change): New function.
257 (cb_line_change): Use it.
258 (scan_translation_unit): Call do_line_change if
259 avoid_paste or PREV_WHITE and token location is on a different line
263 * dwarf2out.c (dwarf2out_init): Test whether
264 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
267 PR rtl-optimization/41646
268 * calls.c (expand_call): For BLKmode types returned in registers
269 avoid likely spilled hard regs in copy_blkmode_from_reg generated
272 2009-10-09 Richard Guenther <rguenther@suse.de>
274 PR tree-optimization/41634
275 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
276 we remove the correct elements.
277 (optimize_stmt): Make sure to update stmt operands before
278 optimizing redundancies.
280 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
282 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
284 2009-10-09 Richard Guenther <rguenther@suse.de>
287 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
289 (lto_wrapper_exit): New function.
291 (fatal_perror): Likewise.
292 (fork_execute): Use global args_name, do not free it.
293 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
294 * lto-streamer.h: Remove duplicate prototypes.
296 2009-10-09 Richard Guenther <rguenther@suse.de>
298 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
299 before calling stmt_can_throw_external.
301 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
303 PR tree-optimization/40071
304 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
305 pointer if the original data reference doesn't conflict with the
306 created vector data reference. Fix long line.
308 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
310 * config/i386/i386.md (any_div): New code iterator.
311 (u): Handle div and udiv.
313 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
315 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
316 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
317 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
318 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
320 2009-10-08 Joseph Myers <joseph@codesourcery.com>
322 * gcc.c (main): Remove trailing "." from diagnostics.
324 2009-10-08 Cary Coutant <ccoutant@google.com>
326 Add support for debugging with ICF (Identical Code Folding).
327 * calls.c (debug.h): New #include.
328 (emit_call_1): Call virtual_call_token debug hook.
329 * common.opt (-fenable-icf-debug): New option.
330 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
331 locations in the source).
332 (poc_label_num): New variable.
333 (dcall_entry, vcall_entry): New typedefs.
334 (dcall_table, vcall_table): New variables.
335 (struct vcall_insn): New type.
336 (vcall_insn_table): New variable.
337 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
338 (size_of_dcall_table): New function.
339 (output_dcall_table): New function.
340 (size_of_vcall_table): New function.
341 (output_vcall_table): New function.
342 (dwarf2out_direct_call): New function.
343 (vcall_insn_table_hash): New function.
344 (vcall_insn_table_eq): New function.
345 (dwarf2out_virtual_call_token): New function.
346 (dwarf2out_virtual_call): New function.
347 (dwarf2out_init): Allocate new tables and sections.
348 (prune_unused_types): Mark DIEs referenced from direct call table.
349 (dwarf2out_finish): Output direct and virtual call tables.
350 * final.c (final_scan_insn): Call direct_call and virtual_call
352 * debug.h (struct gcc_debug_hooks): Add direct_call,
353 virtual_call_token, virtual_call hooks.
354 (debug_nothing_uid): New function.
355 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
356 (debug_nothing_uid): New function.
357 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
358 (xcoff_debug_hooks): Likewise.
359 * sdbout.c (sdb_debug_hooks): Likewise.
360 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
361 * doc/invoke.texi (-fenable-icf-debug): New option.
363 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
366 * regmove.c (regmove_backward_pass): Replace src with dst in the
367 debug insn, and check for dst before rather than after.
369 2009-10-08 Janis Johnson <janis187@us.ibm.com>
371 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
372 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
374 2009-10-08 Jan Hubicka <jh@suse.cz>
377 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
378 do not mark cgraph nodes as needed.
379 (record_references_in_initializer): Add new only_vars parameter.
380 * cgraph.h (record_references_in_initializer): New parameter.
381 * varasm.c (assemble_variable): Update call.
382 * varpool.c (varpool_analyze_pending_decls): Always look for
385 2009-10-08 Anatoly Sokolov <aesok@post.ru>
387 * config/avr/avr.c (last_insn_address) Remove variable.
388 (expand_prologue): Don't initialise last_insn_address variable.
389 (final_prescan_insn): Don't output insn size.
390 * config/avr/avr.opt (msize): Remove switch.
391 * doc/invoke.texi (AVR Options): Remove documentation of -msize
394 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
396 * combine.c (label_tick_ebb_start): Fix comment.
397 (combine_instructions): Set label_tick and label_tick_ebb_start before
398 calling setup_incoming_promotions. Start them from 1. Increment
399 label_tick instead of deriving it from the BB index. Rather than
400 comparing ticks use the block from the previous iteration to decide
401 whether to start a new EBB. Remove empty lines before function.
403 2009-10-08 Michael Matz <matz@suse.de>
406 * builtins.c (fold_builtin_isascii): Use fold_build2.
407 (fold_builtin_isdigit): Ditto.
408 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
409 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
410 remove_useless_stmts_cond, remove_useless_stmts_tf,
411 remove_useless_stmts_tc, remove_useless_stmts_bind,
412 remove_useless_stmts_goto, remove_useless_stmts_label,
413 remove_useless_stmts_1, remove_useless_stmts,
414 pass_remove_useless_stmts): Remove.
415 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
416 * passes.c (init_optimization_passes): Don't add
417 pass_remove_useless_stmts.
418 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
419 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
421 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
422 for static constants.
423 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
424 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
426 2009-10-08 Richard Guenther <rguenther@suse.de>
428 * gimple.c (free_gimple_type_tables): New function.
429 * gimple.h (free_gimple_type_tables): Declare.
431 2009-10-07 Mark Heffernan <meheff@google.com>
433 * ipa-prop.c (ipa_print_node_params) Only print
434 names of named arguments.
436 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
438 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
439 being statically linked.
441 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
443 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
445 2009-10-08 Jan Hubicka <jh@suse.cz>
448 * ipa.c (cgraph_externally_visible_p,
449 function_and_variable_visibility,
450 whole_program_function_and_variable_visibility): Skip non-finalized
453 2009-10-08 Nick Clifton <nickc@redhat.com>
455 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
458 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
461 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
463 2009-10-07 Joseph Myers <joseph@codesourcery.com>
466 * c-common.c (c_fully_fold_internal): Strip nops from the result
467 of recursive calls to c_fully_fold_internal.
468 (c_wrap_maybe_const): New.
469 (c_save_expr): Use c_wrap_maybe_const.
470 * c-common.h (c_wrap_maybe_const): Declare.
471 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
472 build_binary_op): Use c_wrap_maybe_const.
474 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
476 * real.c: Fix comment to reflect actual exponent size.
478 2009-10-08 Ben Elliston <bje@au.ibm.com>
480 * config/rs6000/a2.md: Add FSF comment header.
482 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
484 * config/i386/i386.md (any_extend): New code iterator.
485 (u, s): New code attributes.
487 (DWIH): Rewrite as code iterator for SI and DI modes.
488 (DWI): Rewrite as mode attribute.
489 (dwi): New mode attribute.
490 (di): Depend on SI mode and DI mode.
491 (doubleint_general_operand): Remove mode attribute.
493 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
496 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
497 (*sub<mode>3_doubleword): Ditto.
499 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
500 using SWIM248 mode iterator.
501 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
502 using SWI48 mode iterator.
503 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
504 patterns using DWIH mode iterator and any_extend code iterator.
505 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
506 using any_extend code iterator.
507 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
508 patterns using DWIH mode iterator and any_extend code iterator.
509 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
510 using any_extend code iterator.
511 (<s>mul<mode>3_highpart): Macroize expander from
512 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
513 and any_extend code iterator.
514 (*<s>muldi3_highpart_1): Macroize insn from
515 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
516 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
517 patterns using any_extend code iterator.
518 (*<s>mulsi3_highpart_zext): Macroize insn from
519 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
521 2009-10-07 Jakub Jelinek <jakub@redhat.com>
523 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
524 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
525 refering to a DIE with DW_AT_const_value.
527 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
530 * ira-lives.c (check_and_make_def_conflict): Process all operands.
532 2009-10-06 Jan Hubicka <jh@suse.cz>
534 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
537 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
539 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
540 *lea_2_rex64): Move before *add<mode>_1 pattern.
542 2009-10-07 Jan Hubicka <jh@suse.cz>
544 * collect2.c (main): Add -fno-whole-program.
545 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
547 2009-10-07 Jan Hubicka <jh@suse.cz>
549 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
550 has no address taken.
551 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
553 (cgraph_clone_node): Clear externally_visible flag for clones.
554 * cgraph.h (cgraph_only_called_directly_p,
555 cgraph_can_remove_if_no_direct_calls_p): New predicates.
556 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
557 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
558 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
559 ipcp_insert_stage): Likwise.
560 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
561 externally_visible flag.
562 (verify_cgraph_node): Verify that inline clones look right.
563 (process_function_and_variable_attributes): Do not set
564 externally_visible flags.
565 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
567 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
569 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
570 clear externally_visible when turning into inline clones
571 (cgraph_mark_inline_edge): Use new predicates.
572 (cgraph_estimate_growth): Likewise.
573 (cgraph_decide_inlining): Likewise.
574 * ipa.c (cgraph_postorder): Likewise.
575 (cgraph_remove_unreachable_nodes): Likewise; sanity check
576 that inline clones are not needed.
577 (cgraph_externally_visible_p): New predicate.
578 (function_and_variable_visibility): Add whole_program parameter;
579 always set externally_visible flag; handle COMDAT function
581 (local_function_and_variable_visibility): New function.
582 (gate_whole_program_function_and_variable_visibility): New function.
583 (whole_program_function_and_variable_visibility): New function.
584 (pass_ipa_whole_program_visibility): New function.
585 * passes.c (init_optimization_passes): Add whole program visibility
587 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
588 not care about needed/reachable flags.
589 * varpool.c: Include flags.h
590 (decide_is_variable_needed): When doing LTO assume whole-program mode.
591 (varpool_finalize_decl): When we are in LTO read-back, all variables
593 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
595 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
597 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
600 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
602 * config.gcc: Don't include the makefile fragments intended for
604 * config/s390/fixdfdi.h: File removed.
605 * config/s390/libgcc-glibc.ver: File removed.
606 * config/s390/s390.h: Remove the fixdfdi.h hack.
607 * config/s390/t-crtstuff: File moved to libgcc dir.
608 * config/s390/t-linux: Likewise.
609 * config/s390/t-tpf: libgcc specific parts removed.
610 * config/s390/t-linux64: Likewise.
612 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
614 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
615 (lto-compress.o): Likewise.
617 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
620 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
621 dllexport to class members here.
622 (i386_pe_determine_dllimport_p): Only check static class data for
624 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
625 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
626 functions for vague linkage.
627 (i386_pe_type_dllexport_p): Fix formatting.
628 (maybe_add_dllexport) New function.
629 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
632 2009-10-07 Ben Elliston <bje@au.ibm.com>
634 * config/rs6000/a2.md: Remove duplicated lines.
636 2009-10-07 Ben Elliston <bje@au.ibm.com>
638 * config.gcc (powerpc*-*-*): Handle a2.
639 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
640 * config/rs6000/a2.md: New file.
641 * config/rs6000/rs6000.opt (mno-update): New.
642 (mupdate): Return to using a mask, not a var.
643 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
644 (enum processor_type): Add PROCESSOR_PPCA2.
645 * config/rs6000/rs6000.c (ppca2_cost): New costs.
646 (rs6000_override_options): Add "a2" to processor_target_table.
647 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
648 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
650 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
652 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
653 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
654 reference to nonexistent gen_truncxfxf2 function.
656 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
658 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
659 (DWIH, g, di, doubleint_general_operand): New mode attributes.
660 (general_operand): Handle TI mode.
661 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
662 using SDWIM mode iterator.
663 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
664 pattern from *add{di,ti}3_1 patterns and corresponding splitters
665 using DWI mode iterator.
666 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
667 patterns using SWI mode iterator.
668 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
669 using SWI48 mode iterator.
670 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
671 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
672 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
673 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
674 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
675 using SDWIM mode iterator.
676 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
677 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
678 using DWI mode iterator.
679 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
680 patterns using SWI mode iterator.
681 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
682 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
683 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
684 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
685 patterns using plusminus code iterator.
686 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
687 sub<mode>3 patterns using plusminus code iterator.
688 * config/i386/i386.c (override_options): Update the call to
689 gen_subdi_carry_rex64 for renamed function.
690 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
691 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
692 calls to instruction expanders.
694 2009-10-06 Martin Jambor <mjambor@suse.cz>
697 * opts.c (decode_options): Run IPA-SRA at -O2.
699 2009-10-06 Richard Guenther <rguenther@suse.de>
701 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
703 2009-10-06 Tobias Burnus <burnus@net-b.de>
706 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
707 -flto and -fwhole-program flags can be combined.
709 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
712 * gcc.c (process_command): Check that -o argument was specified.
714 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
716 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
718 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
720 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
721 * doc/invoke.texi (Warning Options): Annotate allowed languages
722 for -Wunsuffixed-float-constants.
724 2009-10-05 Jakub Jelinek <jakub@redhat.com>
726 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
727 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
728 same name and isn't the main variant.
731 * dwarf2out.c (loc_by_reference): Removed.
732 (dw_loc_list_1): New function.
733 (dw_loc_list): Remove toplev argument, add want_address argument.
734 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
735 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
736 want_address == 2 to dw_loc_list. For successful dw_loc_list
737 set have_address to 1 only if want_address is not 0.
739 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
741 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
742 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
743 a code block followed by two pointers.
744 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
745 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
746 (MIPS_MOVE): Likewise.
747 (MIPS_LUI): Likewise.
749 (MIPS_BAL): Likewise.
750 (MIPS_NOP): Likewise.
751 (mips_asm_trampoline_template): Delete.
752 (mips_trampoline_code_size): New function.
753 (mips_trampoline_init): Add shorter sequences for all cases
754 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
755 Calculate the opcodes directly, rather than copying from a template.
756 Only flush the code part of the trampoline.
757 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
759 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
761 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
762 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
763 (INCOMING_RETURN_ADDR_RTX): Likewise.
764 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
766 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
767 with RETURN_ADDR_REGNUM.
768 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
769 * config/mips/mips.c (mips16_build_call_stub): Replace
770 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
771 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
772 (mips_print_operand_punctuation): Likewise.
773 (mips_frame_set): Likewise.
774 (mips16e_output_save_restore): Likewise.
775 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
776 (mips_save_reg_p): Likewise.
777 (mips_return_addr): Likewise.
778 (mips_set_return_address): Likewise.
779 (mips_direct_save_slot_move_p): Likewise.
780 (mips_output_function_prologue): Likewise.
781 (mips_restore_reg): Likewise.
782 (mips_expand_epilogue): Likewise.
783 (mips_epilogue_uses): Likewise.
784 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
785 (*mov<mode>_ra): Use it instead of a hard-coded 31.
786 (clear_hazard_<mode>): Likewise.
787 (call_internal): Likewise.
788 (call_internal_direct): Likewise.
789 (call_direct_split): Likewise.
790 (call_value_internal): Likewise.
791 (call_value_split): Likewise.
792 (call_value_internal_direct): Likewise.
793 (call_value_direct_split): Likewise.
794 (call_value_multiple_internal): Likewise.
795 (call_value_multiple_split): Likewise.
797 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
798 Jakub Jelinek <jakub@redhat.com>
800 PR rtl-optimization/41511
801 * combine.c (record_value_for_reg): Pass explicit values as argument
802 to get_last_value_validate.
803 (get_last_value_validate): Document INSN parameter.
804 For non-readonly MEMs, assume they might have been modified if INSN
805 was in another basic block.
806 (get_last_value): Minor reformatting.
808 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
811 * final.c (asm_str_count): Split out from asm_insn_count.
812 * rtl.h (asm_str_count): New prototype.
813 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
816 2009-10-05 Sriraman Tallam <tmsriram@google.com>
818 * doc/plugins.texi: Change plugin_pass to register_pass_info.
820 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
821 Rafael Espindola <espindola@google.com>
823 * gengtype.c (write_types): Moved call to write_func_for_structure
826 2009-10-05 Richard Guenther <rguenther@suse.de>
829 * lto-cgraph.c (output_cgraph): Output toplevel asms.
830 (input_cgraph_1): Input toplevel asms.
832 2009-10-05 Richard Guenther <rguenther@suse.de>
835 * lto-symtab.c (lto_compatible_attributes_p): Remove.
836 (external_aggregate_decl_p): Likewise.
837 (lto_symtab_compatible): Re-structure. Remove dead code.
838 For variables ignore toplevel qualifiers when comparing types.
839 Issue warnings, not errors for mismatched user-alignment.
841 2009-10-05 Richard Guenther <rguenther@suse.de>
845 * lto-symtab.c (struct lto_symtab_base_def): Remove.
846 (struct lto_symtab_identifier_def): Likewise.
847 (struct lto_symtab_decl_def): Likewise.
848 (struct lto_symtab_entry_def): New.
849 (lto_symtab_identifier_t): Rename to ...
850 (lto_symtab_entry_t): ... this.
851 (lto_symtab_decls): Remove.
852 (lto_symtab_base_hash): Rename to ...
853 (lto_symtab_entry_hash): ... this.
854 (lto_symtab_base_eq): Rename to ...
855 (lto_symtab_entry_eq): ... this.
856 (lto_symtab_base_marked_p): Rename to ...
857 (lto_symtab_entry_marked_p): ... this.
858 (lto_symtab_identifier_marked_p): Remove.
859 (lto_symtab_decl_marked_p): Likewise.
860 (lto_symtab_maybe_init_hash_tables): Rename to ...
861 (lto_symtab_maybe_init_hash_table): ... this.
862 (lto_symtab_set_resolution_and_file_data): Remove.
863 (lto_symtab_register_decl): New function.
864 (lto_symtab_get_identifier): Remove.
865 (lto_symtab_get): New function.
866 (lto_symtab_get_resolution): Adjust.
867 (lto_symtab_get_identifier_decl): Remove.
868 (lto_symtab_set_identifier_decl): Likewise.
869 (lto_symtab_merge_decl): Rename to ...
870 (lto_symtab_merge): ... this. Rewrite.
871 (lto_symtab_merge_var): Remove.
872 (lto_symtab_merge_fn): Likewise.
873 (lto_symtab_prevailing_decl): Adjust.
874 (lto_cgraph_replace_node): New function.
875 (lto_symtab_merge_decls_2): Likewise.
876 (lto_symtab_merge_decls_1): Likewise.
877 (lto_symtab_fixup_var_decls): Likewise.
878 (lto_symtab_resolve_symbols): Likewise.
879 (lto_symtab_merge_decls): Likewise.
880 (lto_symtab_prevailing_decl): Adjust.
881 (lto_symtab_get_symtab_def): Remove.
882 (lto_symtab_get_file_data): Likewise.
883 (lto_symtab_clear_resolution): Adjust.
884 (lto_symtab_clear_resolution): Likewise.
885 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
886 (input_cgraph_1): Likewise.
887 * lto-streamer-in.c (get_resolution): Do not provide fake
888 symbol resolutions here.
889 (deferred_global_decls): Remove.
890 (lto_register_deferred_decls_in_symtab): Likewise.
891 (lto_register_var_decl_in_symtab): Change signature, register
892 variable via lto_symtab_register_decl.
893 (lto_register_function_decl_in_symtab): Likewise.
894 (lto_read_tree): Adjust.
895 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
896 (lto_symtab_merge_var): Likewise.
897 (lto_symtab_merge_fn): Likewise.
898 (lto_symtab_register_decl): Declare.
899 (lto_symtab_merge_decls): Likewise.
901 2009-10-05 Richard Guenther <rguenther@suse.de>
903 PR tree-optimization/23821
904 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
905 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
906 simple IV increments.
908 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
910 * config/arm/arm.c (arm_override_options): Really initialize
911 flag_dwarf2_cfi_asm to 0.
913 2009-10-05 Doug Kwan <dougkwan@google.com>
915 PR rtl-optimization/41574
916 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
917 floating point and we are not doing unsafe math optimizations.
919 2009-10-03 Simon Baldwin <simonb@google.com>
920 Cary Coutant <ccoutant@google.com>
921 Rafael Espindola <espindola@google.com>
922 Richard Guenther <rguenther@suse.de>
923 Jan Hubicka <jh@suse.cz>
924 Doug Kwan <dougkwan@google.com>
925 H.J. Lu <hongjiu.lu@intel.com>
926 Bill Maddox <maddox@google.com>
927 Ryan Mansfield <rmansfield@qnx.com>
928 Diego Novillo <dnovillo@google.com>
929 Ollie Wild <aaw@google.com>
930 Kenneth Zadeck <zadeck@naturalbridge.com>
932 * lto-cgraph.c: New file.
933 * lto-compress.c: New file.
934 * lto-compress.h: New file.
935 * lto-opts.c: New file.
936 * lto-section-in.c: New file.
937 * lto-section-out.c: New file.
938 * lto-streamer-in.c: New file.
939 * lto-streamer-out.c: New file.
940 * lto-streamer.c: New file.
941 * lto-streamer.h: New file.
942 * lto-symtab.c: New file.
943 * lto-wpa-fixup.c: New file.
944 * lto-wrapper.c: New file.
946 2009-10-03 Simon Baldwin <baldwin@google.com>
947 Ben Elliston <bje@au.ibm.com>
948 Rafael Espindola <espindola@google.com>
949 Nathan Froyd <froydnj@codesourcery.com>
950 Jan Hubicka <jh@suse.cz>
951 Doug Kwan <dougkwan@google.com>
952 Diego Novillo <dnovillo@google.com>
953 Kenneth Zadeck <zadeck@naturalbridge.com>
955 * Makefile.in (enable_lto): New.
956 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
957 (LINKER_PLUGIN_API_H): Define.
958 (LTO_SYMTAB_H): Define.
959 (LTO_STREAMER_H): Define.
960 (TREE_VECTORIZER_H): Define.
961 (INCLUDES): Add LIBELFINC.
962 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
963 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
964 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
965 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
966 (native): Add lto-wrapper$(exeext)
967 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
968 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
969 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
970 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
971 (varasm.o): Add dependency on tree-iterator.h.
972 (cgraph.o): Add dependency on cif-code.def.
973 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
974 (ipa-pure-const.o): Likewise.
975 (GTFILES): Add lto-symtab.c.
976 (install-lto-wrapper): New.
977 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
978 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
979 * config.in: Regenerate.
981 2009-10-03 Rafael Espindola <espindola@google.com>
982 Diego Novillo <dnovillo@google.com>
984 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
986 Call execute_ipa_summary_passes for all_regular_ipa_passes and
988 (cgraph_optimize): Make extern.
990 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
991 Kenneth Zadeck <zadeck@naturalbridge.com>
993 * toplev.c (in_lto_p): Declare.
994 * collect2.c (scan_prog_file): Read all the output when reading
996 (enum lto_mode_d): Declare.
998 2009-10-03 Richard Guenther <rguenther@suse.de>
999 Diego Novillo <dnovillo@google.com>
1001 * gimple.c: Include target.h and alias.h.
1002 (gimple_types): Declare.
1003 (type_hash_cache): Declare.
1004 (gimple_alloc_stat): Make extern.
1005 (gimple_build_eh_must_not_throw): Call
1006 gimple_eh_must_not_throw_set_fndecl.
1007 (struct type_pair_d): Declare.
1008 (type_pair_t): Declare.
1009 (type_pair_hash): New.
1010 (type_pair_eq): New.
1011 (lookup_type_pair): New.
1012 (gimple_force_type_merge): New.
1013 (compare_type_names_p): New.
1014 (compare_field_offset): New.
1015 (gimple_types_compatible_p): New.
1016 (struct sccs): Declare.
1017 (next_dfs_num): Declare.
1018 (iterative_hash_gimple_type): New.
1020 (iterative_hash_type_name): New.
1021 (iterative_hash_gimple_type): New.
1022 (gimple_type_hash): New.
1023 (gimple_type_eq): New.
1024 (gimple_register_type): New.
1025 (print_gimple_types_stats): New.
1026 (gimple_signed_or_unsigned_type): New.
1027 (gimple_unsigned_type): New.
1028 (gimple_signed_type): New.
1029 (gimple_get_alias_set): New.
1030 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1031 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1032 (gimple_force_type_merge): Declare.
1033 (gimple_types_compatible_p): Declare.
1034 (gimple_register_type): Declare.
1035 (print_gimple_types_stats): Declare.
1036 (gimple_unsigned_type): Declare.
1037 (gimple_signed_type): Declare.
1038 (gimple_get_alias_set): Declare.
1039 (gimple_eh_must_not_throw_set_fndecl): New.
1041 2009-10-03 Jan Hubicka <jh@suse.cz>
1042 Kenneth Zadeck <zadeck@naturalbridge.com>
1044 * ipa-pure-const.c: Include lto-streamer.h.
1045 (register_hooks): Factor out of ...
1046 (generate_summary): ... here.
1047 (pure_const_write_summary): New.
1048 (pure_const_read_summary): New.
1049 (pass_ipa_pure_const): Add pure_const_write_summary and
1050 pure_const_read_summary.
1051 * ipa-reference.c: Include lto-streamer.h.
1052 (add_new_function): New.
1053 (remove_node_data): New.
1054 (duplicate_node_data): New.
1055 (ipa_init): Guard against multiple calls.
1056 Move hook setup from analyze_function.
1057 (write_node_summary_p): New.
1058 (ipa_reference_write_summary): New.
1059 (ipa_reference_read_summary): New.
1060 (pass_ipa_reference): Add ipa_reference_write_summary and
1061 ipa_reference_read_summary.
1062 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1063 (struct cgraph_edge): Add fields lto_stmt_uid and
1064 call_stmt_cannot_inline_p.
1065 (cgraph_optimize): Declare.
1066 (cgraph_decide_is_function_needed): Declare.
1067 (reset_inline_failed): Declare.
1068 (enum LTO_cgraph_tags): Declare.
1069 (LTO_cgraph_tag_names): Declare.
1070 (LCC_NOT_FOUND): Define.
1072 2009-10-03 Doug Kwan <dougkwan@google.com>
1073 Rafael Espindola <espindola@google.com>
1074 Jan Hubicka <jh@suse.cz>
1075 Diego Novillo <dnovillo@google.com>
1076 Kenneth Zadeck <zadeck@naturalbridge.com>
1078 * passes.c (all_regular_ipa_passes): New.
1079 (all_ipa_passes): Rename to all_small_ipa_passes.
1080 (init_optimization_passes): Init all_regular_ipa_passes.
1081 * tree-pass.h (all_regular_ipa_passes): New.
1082 (all_ipa_passes): Rename to all_small_ipa_passes.
1083 * passes.c (all_lto_gen_passes): New.
1084 (init_optimization_passes): Initialize all_lto_gen_passes.
1085 (execute_ipa_summary_passes): Make non-static.
1086 (ipa_write_summaries_1): New.
1087 (ipa_write_summaries_2): New.
1088 (ipa_write_summaries): New.
1089 (ipa_write_summaries_of_cgraph_node_set): New.
1090 (ipa_read_summaries_1): New.
1091 (ipa_read_summaries): New.
1092 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1093 (execute_regular_ipa_pass_list): Remove.
1094 (init_optimization_passes): Schedule
1095 pass_rebuild_cgraph_edges and pass_early_inline outside
1096 of pass_all_early_optimizations. Document reason.
1097 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1098 pass_ipa_lto_finish_out): New pass.
1099 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1100 (execute_all_ipa_transforms): New.
1101 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1102 (dump_properties, debug_properties): New.
1103 * tree-optimize.c (gate_all_early_local_passes): Return
1104 false if we are in lto1.
1105 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1106 * tree-pass.h (execute_all_ipa_transforms): Declare.
1107 (pass_ipa_function_and_variable_visibility): Declare.
1108 (pass_ipa_early_inline): Declare.
1109 (pass_ipa_lto_gimple_out): Declare.
1110 (pass_ipa_lto_wpa_fixup): Declare.
1111 (pass_ipa_lto_finish_out): Declare.
1112 (all_small_ipa_passes, all_regular_ipa_passes,
1113 all_lto_gen_passes): Declare.
1114 (execute_ipa_summary_passes): Declare.
1115 (execute_all_ipa_transforms): Declare.
1116 (ipa_write_summaries): Declare
1117 (ipa_write_summaries_of_cgraph_node_set): Declare.
1118 (ipa_read_summaries): Declare.
1120 2009-10-03 Doug Kwan <dougkwan@google.com>
1121 Ollie Wild <aaw@google.com>
1123 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1125 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1126 (lto_mode): New variable.
1127 (maybe_run_lto_and_relink): Handle the -fwpa option.
1128 (main): Handle the -fwpa option.
1129 (maybe_unlink_list): New function.
1130 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1131 * common.opt (flto): New flag.
1132 * toplev.c (flag_generate_lto): Declare.
1134 2009-10-03 Simon Baldwin <simonb@google.com>
1136 * common.opt (flto-compression-level): New flag.
1138 * opts.c: Include lto-opts.h.
1139 (handle_option): Call lto_register_user_option for each
1140 valid option handled.
1141 (decode_options): Clear registered options before the options
1144 2009-10-03 Cary Coutant <ccoutant@google.com>
1146 * collect2.c (is_elf): New function.
1147 (scan_prog_file): Require LTO object to be in ELF format.
1149 2009-10-03 Rafael Espindola <espindola@google.com>
1151 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1152 libgcc to the linker.
1154 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1156 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1157 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1159 * collect2.h (collect_execute): Add flags argument.
1160 * tlink.c (tlink_execute): Update call to collect_execute.
1161 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1162 (use_linker_plugin): New.
1163 (use_linker_plugin_spec_function): New.
1164 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1165 (linker_plugin_file_spec): New.
1166 (lto_wrapper_spec): New.
1167 (lto_gcc_spec): New.
1168 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1169 (static_spec_functions): Add use-linker-plugin.
1170 (process_command): Handle -use-linker-plugin.
1171 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1172 linker_plugin_file_spec and lto_gcc_spec.
1173 (use_linker_plugin_spec_function): New.
1175 2009-10-03 Richard Guenther <rguenther@suse.de>
1179 * tree.h (is_lang_specific): Include LANG_TYPE.
1180 * tree.c (find_decls_types_r): Manually add interesting parts
1181 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1183 * gimple.c (type_pair_hash): Make symmetric.
1184 (type_pair_eq): Likewise.
1185 (lookup_type_pair): Increase initial hashtable size.
1186 (gimple_force_type_merge): Rely on type-pair symmetry.
1187 (visit): Remove excessive checking code.
1188 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1189 (gimple_register_type): Remove getenv calls, shrink initial
1193 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1194 inline functions if not generating lto output.
1197 * toplev.c (finalize): In WPA mode remove the asm file.
1199 2009-10-03 Doug Kwan <dougkwan@google.com>
1201 * ipa-inline.c (cgraph_mark_inline): Check
1202 edge->call_stmt_cannot_inline_p instead of calling
1203 gimple_call_cannot_inline_p.
1204 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1205 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1206 (inline_generate_summary): Do nothing in LTRANS.
1207 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1208 exists before calling gimple_call_cannot_inline_p.
1209 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1210 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1211 Update new_edge->lto_stmt_uid.
1212 * cgraphbuild.c (reset_inline_failed): New.
1214 * common.opt (fwpa): New flag.
1215 (fltrans): New option.
1216 * gcc.c (gcc_lto_option_t): New type.
1217 (current_lto_option): New variable.
1218 (lto_single_spec_function): Remove and is replaced by ..
1219 (lto_option_spec_function): New function.
1220 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1221 passing the -flto flag.
1222 (cc1_options): Separate non-LTO related parts into ..
1223 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1224 (lto1_options): New spec for lto FE.
1225 (link_lto_options): New spec for handling LTO flags in linker.
1226 (invoke_lto_single): Re-format to fit in 80 column. Replace
1227 lto-single with lto-option.
1228 (static_specs): Add cc1_non_lto_options, lto1_options and
1230 (static_spec_function): Replace lto-single with lto-option.
1231 (process_command): Handle -flto, -fwpa and -fltran by setting
1232 current_lto_option and not passing it to subprocess unconditionally.
1234 2009-10-03 Bill Maddox <maddox@google.com>
1236 Add `gcc' driver support for link-time code generation (LTO).
1238 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1239 (lto_flag, lto_objects, lto_o_file): New variables.
1240 (struct lto_object, struct lto_object_list): New structures.
1241 (collect_exit, handler): Remove LTO temporary output file on exit.
1242 (add_lto_object): New function.
1243 (maybe_run_lto_and_relink): New function. Perform link time code
1244 generation and relinking for object files containing LTO information.
1245 (main): Invoke maybe_run_lto_and_relink().
1246 (dump_argv): New function. For debugging, currently disabled.
1247 (scan_prog_file): Add LTO information pass.
1248 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1250 * toplev.c (compile_file): Emit assembler directive to create
1251 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1253 2009-10-03 Diego Novillo <dnovillo@google.com>
1255 * c.opt: Add LTO to warn_abi and warn_psabi.
1257 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1258 inline function. Ignore language-specific nodes. Update all users.
1259 (find_decls_types_r): Do not traverse the subtrees of
1260 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1261 * tree.h (is_lang_specific): New.
1262 * langhooks.h (struct lang_hooks_for_decls): Remove
1263 may_need_assembler_name_p. Update all users.
1265 * c-common.c (set_builtin_user_assembler_name): Move ...
1266 * builtins.c (set_builtin_user_assembler_name): ... here.
1267 (is_builtin_name): Add comment
1268 (is_builtin_fn): New.
1269 * except.c (output_ttype): Only call
1270 lookup_type_for_runtime if TYPE is not a runtime type.
1272 * passes.c (register_pass): Call position_pass on
1273 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1274 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1275 (TV_IPA_LTO_DECL_IO): Define.
1276 (TV_IPA_LTO_CGRAPH_IO): Define.
1278 (TV_WHOPR_WPA): Define.
1279 (TV_WHOPR_WPA_IO): Define.
1280 (TV_WHOPR_LTRANS): Define.
1281 (TV_WHOPR_WPA_FIXUP): Define.
1282 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1283 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1284 * tree-flow.h (tree_node_can_be_shared): Declare.
1285 * tree-inline.c (tree_can_inline_p): Check that E has a
1286 statement associated with it.
1287 * tree.c (free_lang_data_in_binf): Factor out of ...
1288 (free_lang_data_in_type): ... here.
1289 Call RECORD_OR_UNION_TYPE_P.
1290 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1291 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1292 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1293 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1294 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1295 (gate_free_lang_data): Return true if flag_generate_lto is set.
1296 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1297 * c-common.h (set_builtin_user_assembler_name): Move ...
1298 * tree.h (set_builtin_user_assembler_name): ... here.
1300 * common.opt (flto-report): New flag.
1301 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1302 * collect2.c (scan_prog_file): Send the error output of
1303 'nm' to HOST_BIT_BUCKET.
1305 2009-10-03 Ollie Wild <aaw@google.com>
1307 * langhooks-def.h (lhd_begin_section): New function declaration.
1308 (lhd_write_section): New function declaration.
1309 (lhd_end_section): New function declaration.
1310 (LANG_HOOKS_BEGIN_SECTION): New macro.
1311 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1312 (LANG_HOOKS_END_SECTION): New macro.
1313 (LANG_HOOKS_LTO): New macro.
1314 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1315 * langhooks.c (output.h): Add include.
1316 (saved_section): New static variable.
1317 (lhd_begin_section): New function.
1318 (lhd_write_section_data): New function.
1319 (lhd_end_section): New function.
1320 * langhooks.h (struct lang_hooks_for_lto): New structure.
1321 (struct lang_hooks): Add member lto.
1322 * Makefile.in (langhooks.o): Add dependency on output.h.
1324 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1326 2009-10-03 Richard Guenther <rguenther@suse.de>
1328 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1331 2009-10-03 Simon Baldwin <simonb@google.com>
1332 Richard Guenther <rguenther@suse.de>
1333 Janis Johnson <janis187@us.ibm.com>
1334 Doug Kwan <dougkwan@google.com>
1335 Diego Novillo <dnovillo@google.com>
1336 Ramana Radhakrishnan <ramana.r@gmail.com>
1337 Ollie Wild <aaw@google.com>
1339 * doc/install.texi: Add documentation for libelf and --enable-lto.
1340 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1341 -flto-report, -flto-compression-level and -use-linker-plugin.
1342 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1343 Add section for LTO Testing.
1345 2009-10-02 Cary Coutant <ccoutant@google.com>
1347 Add support for comdat type sections for DWARF v4.
1348 Merge from dwarf4 branch.
1350 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1351 (dw_die_ref): Define vector type.
1352 (enum dw_val_class): Add dw_val_class_data8.
1353 (struct dw_val_struct): Add v.val_data8.
1354 (comdat_type_node_ref): New type.
1355 (struct die_struct): Move die_symbol into a union; add new field
1356 die_type_node. Change all uses.
1357 (comdat_type_node): New type.
1358 (skeleton_chain_node): New type.
1359 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1360 (comdat_type_list): New variable.
1361 (dwarf_tag_name): Add DW_TAG_type_unit.
1362 (dwarf_attr_name): Add DW_AT_signature.
1363 (add_AT_data8): New function.
1364 (replace_child): New function.
1365 (move_all_children): New function.
1366 (print_signature): New function.
1367 (print_die): Print signature information; add dw_val_class_data8.
1368 (attr_checksum): Support dw_val_class_data8.
1369 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1370 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1371 (checksum_sleb128, checksum_uleb128): New functions.
1372 (checksum_die_context): New function.
1373 (loc_checksum_ordered): New function.
1374 (attr_checksum_ordered): New function.
1375 (struct checksum_attributes): New structure.
1376 (collect_checksum_attributes): New function.
1377 (die_checksum_ordered): New function.
1378 (generate_type_signature): New function.
1379 (same_dw_val_p): Add dw_val_class_data8.
1380 (is_symbol_die): Use new is_declaration_die function.
1381 (is_declaration_die): New function.
1382 (should_move_die_to_comdat): New function.
1383 (clone_die): New function.
1384 (clone_tree): New function.
1385 (clone_as_declaration): New function.
1386 (copy_declaration_context): New function.
1387 (generate_skeleton_ancestor_tree): New function.
1388 (generate_skeleton_bottom_up): New function.
1389 (generate_skeleton): New function.
1390 (remove_child_or_replace_with_skeleton): New function.
1391 (break_out_comdat_types): New function.
1392 (struct decl_table_entry): New type.
1393 (htab_decl_hash): New function.
1394 (htab_decl_eq): New function.
1395 (htab_decl_del): New function.
1396 (copy_ancestor_tree): New function.
1397 (copy_decls_walk): New function.
1398 (copy_decls_for_unworthy_types): New function.
1399 (build_abbrev_table): Don't assert on missing die_symbol when doing
1400 comdat type sections.
1401 (size_of_die): Use DW_FORM_sig8 for external references. Add
1403 (unmark_dies): Don't assert for unmarked dies when doing comdat
1405 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1406 (output_signature): New function.
1407 (output_die): Likewise.
1408 (output_compilation_unit_header): Mark output as DWARF version 3
1409 even if generating DWARF 4.
1410 (output_comdat_type_unit): New function.
1411 (output_line_info): Mark output as DWARF version 3 even if generating
1413 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1415 (dwarf2out_end_source_file): Likewise.
1416 (prune_unused_types_walk_attribs): Don't follow references into
1417 comdat type sections.
1418 (prune_unused_types_mark): When generating type units, do not mark
1419 children of non-defining declarations of types; do mark children of
1421 (prune_unused_types): Process comdat type sections.
1422 (htab_ct_hash): New function.
1423 (htab_ct_eq): New function.
1424 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1425 Add a pointer to the line table from type unit entries so
1426 DW_AT_decl_file has meaning.
1427 * varasm.c (default_elf_asm_named_section): Use identifier name as
1428 comdat key instead of lang hook.
1430 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1432 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1434 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1436 * config/i386/i386.md (SWIM248): New mode iterator.
1437 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1438 divmodhi4 patterns using SWIM248 macro.
1439 (*divmod<mode>4): Macroize insn_and_split pattern from
1440 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1441 and their corresponding splitters usign SWIM248 macro. Split SImode
1442 insn to generate cltd and DImode insn to generate cqto instead of
1443 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1444 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1445 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1446 *divmodsi_noext patterns using SWIM248 macro.
1447 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1448 udivmodhi4 patterns using SWIM248 macro.
1449 (*udivmod<mode>4): Macroize insn_and_split pattern from
1450 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1451 corresponding splitters using SWIM248 macro.
1452 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1453 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1455 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1457 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1458 of zero-sized element is zero-sized regardless of its extent.
1460 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1463 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1464 * configure: Regenerated.
1465 * config.in: Regenerated.
1466 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1467 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1468 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1469 not emitting .eh_frame, emit .cfi_sections .debug_frame
1474 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1475 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1477 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1478 vars use DECL_RTL with resetting it back to NULL afterwards.
1479 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1480 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1481 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1482 the attribute type allows it, otherwise use DW_FORM_dataN.
1483 (mem_loc_descriptor): Handle CONST_STRING.
1484 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1485 Handle MEM with CONST_STRING address using add_AT_string.
1486 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1487 CONST_STRING for const arrays initialized with a string literal.
1488 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1489 (dwarf2out_finish): Call resolve_addr.
1491 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1492 Maxim Kuvyrkov <maxim@codesourcery.com>
1494 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1496 2009-10-02 Nick Clifton <nickc@redhat.com>
1498 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1499 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1501 2009-10-01 Jan Hubicka <jh@suse.cz>
1503 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1504 (cgraph_create_virtual_clone): Just pass redirect_callers
1506 * cgraph.h (cgraph_clone_node): Update prototype.
1507 * ipa-pure-const.c (self_recursive_p): New function.
1508 (propagate): Use it.
1509 * ipa-inline.c (cgraph_clone_inlined_nodes,
1510 cgraph_decide_recursive_inlining): Update.
1512 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1514 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1515 instructions for TARGET_OCTEON.
1517 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1519 * config/arm/arm.c (arm_override_options): Turn off
1520 flag_dwarf2_cfi_asm for AAPCS variants.
1522 2009-10-01 Martin Jambor <mjambor@suse.cz>
1525 * tree-sra.c (convert_callers): Do not call
1526 compute_inline_parameters on one caller more than once.
1528 2009-10-01 Nick Clifton <nickc@redhat.com>
1530 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1531 an empty string if not already defined.
1533 2009-10-01 Martin Jambor <mjambor@suse.cz>
1536 * tree-sra.c (is_va_list_type): New function.
1537 (find_var_candidates): Call is_va_list_type.
1538 (find_param_candidates): Check that the type or the type pointed
1539 to are not va_list types.
1541 2009-10-01 Martin Jambor <mjambor@suse.cz>
1544 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1545 DECL_ARTIFICIAL (param_decl) is true.
1547 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1549 * tree.h (tree_decl_common::lang_flag_8): New.
1550 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1552 * c-common.h (RID_CONSTEXPR): New.
1554 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1556 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1557 Use ref-all pointers.
1558 (alpha_gimplify_va_arg): Ditto.
1560 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1563 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1564 before insn counting loop now that BB_END (bb) is counted. Ensure
1565 the return value isn't zero.
1567 2009-09-30 Nick Clifton <nickc@redhat.com>
1569 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1570 with separate definitions of c_target_objs and cxx_target_objs.
1571 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1573 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1574 sh_symbian_import_export_class.
1575 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1576 * config/sh/symbian.c: Delete, moving code into...
1577 * config/sh/symbian-base.c: ... here
1578 * config/sh/symbian-c.c: ... and here
1579 * config/sh/symbian-cxx.c: ... and here.
1581 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1584 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1585 of plus RTX into register.
1587 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1589 * doc/install.texi: Linguistic and markup fixes.
1590 (Configuration) <--disable-cpp>: Remove description.
1591 <--enable-maintainer-mode>: Autotools files are affected, too.
1592 <--with-sysroot>: Improve description.
1593 (Building): Bump required GNU make version.
1595 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1597 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1598 (x86_64-*-*): Ditto.
1600 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1601 intrinisics for FMA4.
1602 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1603 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1604 Add FMA4 check and fma4intrin.h.
1605 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1607 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1608 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1609 constant for FMA4 support.
1610 (UNSPEC_FMA4_FMADDSUB): Ditto.
1611 (UNSPEC_FMA4_FMSUBADD): Ditto.
1612 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1613 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1614 (ix86_expand_fma4_multiple_memory): Ditto.
1615 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1616 (OPTION_MASK_ISA_FMA4_UNSET): New.
1617 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1618 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1619 (ix86_handle_option): Handle -mfma4.
1620 (isa_opts): Handle -mfma4.
1621 (enum pta_flags): Add PTA_FMA4.
1622 (override_options): Add FMA4 support.
1623 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1624 (IX86_BUILTIN_VFMADDSD): Ditto.
1625 (IX86_BUILTIN_VFMADDPS): Ditto.
1626 (IX86_BUILTIN_VFMADDPD): Ditto.
1627 (IX86_BUILTIN_VFMSUBSS): Ditto.
1628 (IX86_BUILTIN_VFMSUBSD): Ditto.
1629 (IX86_BUILTIN_VFMSUBPS): Ditto.
1630 (IX86_BUILTIN_VFMSUBPD): Ditto.
1631 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1632 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1633 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1634 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1635 (IX86_BUILTIN_VFNMADDSS): Ditto.
1636 (IX86_BUILTIN_VFNMADDSD): Ditto.
1637 (IX86_BUILTIN_VFNMADDPS): Ditto.
1638 (IX86_BUILTIN_VFNMADDPD): Ditto.
1639 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1640 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1641 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1642 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1643 (IX86_BUILTIN_VFMADDPS256): Ditto.
1644 (IX86_BUILTIN_VFMADDPD256): Ditto.
1645 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1646 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1647 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1648 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1649 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1650 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1651 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1652 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1653 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1654 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1655 (enum multi_arg_type): New enum for describing the various FMA4
1656 intrinsic argument types.
1657 (bdesc_multi_arg): New table for FMA4 intrinsics.
1658 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1659 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1661 (ix86_expand_builtin): Add FMA4 intrinsic support.
1662 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1663 operand instructions.
1664 (ix86_expand_fma4_multiple_memory): New function to split the
1665 second memory reference from FMA4 instructions.
1666 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1667 (ssemodesuffixf2s): Ditto.
1668 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1670 (fma4_fmsub<mode>4): Ditto.
1671 (fma4_fnmadd<mode>4): Ditto.
1672 (fma4_fnmsub<mode>4): Ditto.
1673 (fma4_vmfmadd<mode>4): Ditto.
1674 (fma4_vmfmsub<mode>4): Ditto.
1675 (fma4_vmfnmadd<mode>4): Ditto.
1676 (fma4_vmfnmsub<mode>4): Ditto.
1677 (fma4_fmadd<mode>4256): Ditto.
1678 (fma4_fmsub<mode>4256): Ditto.
1679 (fma4_fnmadd<mode>4256): Ditto.
1680 (fma4_fnmsub<mode>4256): Ditto.
1681 (fma4_fmaddsubv8sf4): Ditto.
1682 (fma4_fmaddsubv4sf4): Ditto.
1683 (fma4_fmaddsubv4df4): Ditto.
1684 (fma4_fmaddsubv2df4): Ditto.
1685 (fma4_fmsubaddv8sf4): Ditto.
1686 (fma4_fmsubaddv4sf4): Ditto.
1687 (fma4_fmsubaddv4df4): Ditto.
1688 (fma4_fmsubaddv2df4): Ditto.
1689 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1690 instructions for intrinsics.
1691 (fma4i_fmsub<mode>4): Ditto.
1692 (fma4i_fnmadd<mode>4): Ditto.
1693 (fma4i_fnmsub<mode>4): Ditto.
1694 (fma4i_vmfmadd<mode>4): Ditto.
1695 (fma4i_vmfmsub<mode>4): Ditto.
1696 (fma4i_vmfnmadd<mode>4): Ditto.
1697 (fma4i_vmfnmsub<mode>4): Ditto.
1698 (fma4i_fmadd<mode>4256): Ditto.
1699 (fma4i_fmsub<mode>4256): Ditto.
1700 (fma4i_fnmadd<mode>4256): Ditto.
1701 (fma4i_fnmsub<mode>4256): Ditto.
1702 (fma4i_fmaddsubv8sf4): Ditto.
1703 (fma4i_fmaddsubv4sf4): Ditto.
1704 (fma4i_fmaddsubv4df4): Ditto.
1705 (fma4i_fmaddsubv2df4): Ditto.
1706 (fma4i_fmsubaddv8sf4): Ditto.
1707 (fma4i_fmsubaddv4sf4): Ditto.
1708 (fma4i_fmsubaddv4df4): Ditto.
1709 (fma4i_fmsubaddv2df4): Ditto.
1711 * doc/invoke.texi (-mfma4): Add documentation.
1712 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1714 2009-09-29 Richard Henderson <rth@redhat.com>
1716 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1717 an edge to the new destination block.
1719 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1722 * pa.c (hppa_profile_hook): Use
1723 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1725 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1726 Alexander Monakov <amonakov@ispras.ru>
1729 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1730 (not_postinc_memory_operand): New.
1731 (not_postinc_move_operand): New.
1732 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1733 (*cmovsi_internal): Ditto.
1735 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1737 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1738 restrict issue_rate in first pass when scheduling for register
1741 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1742 Rafael Avila de Espindola <espindola@google.com>
1744 * gengtype.c (plugin_output): New.
1745 (get_output_file_with_visibility): Return plugin_output for plugins.
1746 (main): Parse and use the -P option.
1747 * gty.texi: Update the command line format.
1749 2009-09-29 Jakub Jelinek <jakub@redhat.com>
1752 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
1754 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
1755 out if !const_ok_for_output.
1758 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
1759 case VAR_LOCATION>: Remove gcc_unreachable ().
1761 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1763 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
1764 (x86_64-*-*): Ditto.
1765 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
1766 back to smmintrin.h.
1767 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
1768 * config/i386/x86intrin.h: Remove SSE5.
1769 * config/i386/mmintrin-common.h: Delete file.
1770 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
1772 2009-09-29 Richard Guenther <rguenther@suse.de>
1774 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
1775 resulting from stack temporaries on STRICT_ALIGNMENT targets.
1777 2009-09-29 Nick Clifton <nickc@redhat.com>
1779 * function.c (current_function_name): If there is no current
1780 function just return "<none>".
1782 2009-09-28 Sriraman Tallam <tmsriram@google.com>
1784 * tree-pass.h (register_pass_info): New structure.
1785 (pass_positioning_ops): Move enum from gcc-plugin.h.
1786 (register_pass): New function.
1787 * gcc-plugin.h (plugin_pass): Delete structure.
1788 (pass_positioning_ops): Delete enum.
1789 * plugin.c (regsiter_pass): Delete function.
1790 (position_pass): Delete function.
1791 (added_pass_nodes): Delete variable.
1792 (prev_added_pass_nodes): Delete variable.
1793 (pass_list_node): Delete structure.
1794 * passes.c (make_pass_instance): New function.
1795 (next_pass_1): Change to call make_pass_instance.
1796 (pass_list_node): Move structure from gcc-plugin.h.
1797 (added_pass_nodes): Move variable from plugin.c.
1798 (prev_added_pass_nodes): Move variable from plugin.c.
1799 (position_pass): New function.
1800 (register_pass): New function.
1802 2009-09-28 Easwaran Raman <eraman@google.com>
1804 * ifcvt.c (noce_try_abs): Recognize pattern and call
1805 expand_one_cmpl_abs_nojump.
1806 * optabs.c (expand_one_cmpl_abs_nojump): New function.
1807 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
1809 2009-09-28 Ian Lance Taylor <iant@google.com>
1812 * c-opts.c (c_common_handle_option): Don't set
1813 warn_jump_misses_init for -Wall.
1814 * doc/invoke.texi (Warning Options): Update documentation.
1816 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1818 * Makefile.in ($(out_object_file)): Depend on
1819 gt-$(basename $(notdir $(out_file))).h.
1821 2009-09-28 Richard Henderson <rth@redhat.com>
1823 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
1824 * except.c (gen_eh_region): Set it.
1825 (duplicate_eh_regions_1): Copy it.
1826 * tree-eh.c (lower_resx): Use it to determine which function
1829 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
1830 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
1831 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
1832 * tree.c (build_common_builtin_nodes): Remove parameter. Build
1833 BUILT_IN_CXA_END_CLEANUP if necessary.
1835 * c-common.c (c_define_builtins): Update call to
1836 build_common_builtin_nodes.
1838 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1840 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
1842 2009-09-28 Michael Matz <matz@suse.de>
1844 * builtins.c (interclass_mathfn_icode): New helper.
1845 (expand_builtin_interclass_mathfn): Use it here, and split folding
1847 (fold_builtin_interclass_mathfn): ... this new folder.
1848 (build_call_nofold_loc): New static helper.
1849 (build_call_nofold): New wrapper macro for above.
1850 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
1851 (expand_builtin_pow): Ditto.
1852 (expand_builtin_memset_args): Ditto.
1853 (expand_builtin_printf): Ditto.
1854 (expand_builtin_fprintf): Ditto.
1855 (expand_builtin_sprintf): Ditto.
1856 (expand_builtin_memory_chk): Ditto.
1857 (expand_builtin_mempcpy_args): Ditto and don't call folders.
1858 (expand_builtin_stpcpy): Ditto.
1859 (expand_builtin_strcmp): Ditto.
1860 (expand_builtin_strncmp): Ditto.
1861 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
1862 (expand_builtin_strcpy_args): Don't call folders.
1863 (expand_builtin_memcmp): Ditto.
1864 (expand_builtin_strncpy): Ditto, and use target.
1865 (expand_builtin_memcpy): Ditto.
1866 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
1867 expand_builtin_strpbrk, expand_builtin_memmove,
1868 expand_builtin_memmove_args, expand_builtin_bcopy,
1869 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
1870 expand_builtin_strspn, expand_builtin_strcspn,
1871 expand_builtin_fputs): Remove these.
1872 (expand_builtin): Don't call the above, change calls to other
1873 expanders that changed prototype.
1874 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
1875 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
1876 fold_builtin_interclass_mathfn.
1877 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
1878 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
1880 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
1881 * passes.c (init_optimization_passes): Move pass_fold_builtins
1882 after last phiopt pass.
1883 * tree-inline.c (fold_marked_statements): When folding builtins
1884 iterate over all instruction potentially generated.
1885 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
1887 (fold_gimple_call): Use it to always fold calls (into potentially
1888 multiple instructions).
1889 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
1890 calls into zero at this time.
1891 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
1892 statements generated by builtin folding.
1894 2009-09-28 Nick Clifton <nickc@redhat.com>
1896 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
1898 2009-09-28 Duncan Sands <baldrick@free.fr>
1900 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
1901 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
1902 (register_callback): Dispatch it.
1903 (invoke_plugin_callbacks): Incorporate in sanity check.
1904 * ggc.h (ggc_register_cache_tab): Add declaration.
1905 * ggc-common.c (ggc_register_root_tab): Simplify.
1906 (const_ggc_cache_tab_t): New typedef.
1907 (extra_cache_vec): New vector of dynamically added cache tables.
1908 (ggc_register_cache_tab): New function.
1909 (ggc_scan_cache_tab): New function.
1910 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
1911 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
1913 2009-09-27 Richard Henderson <rth@redhat.com>
1915 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
1916 which we remove __builtin_stack_restore.
1918 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
1920 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
1921 to test for GRD_INVARIANT.
1922 (simple_rhs_p): Anything that's function_invariant_p is fine.
1924 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
1926 * gengtype.c (main): Use plunge_files instead of plugin_output.
1928 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
1929 Rafael Avila de Espindola <espindola@google.com>
1931 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
1932 Don't print pch related info if it is false.
1933 (main): Don't print pch info in plugin mode.
1935 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1937 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
1938 with dw_val_class_const_double.
1939 (struct dw_val_struct): Replace val_long_long with val_double and
1940 adjust for above change.
1941 (output_loc_operands): Likewise.
1942 (add_AT_long_long): Rename into...
1943 (add_AT_double): ...this.
1944 (print_die): Replace dw_val_class_long_long with
1945 dw_val_class_const_double and adjust.
1946 (attr_checksum): Likewise.
1947 (same_dw_val_p): Likewise.
1948 (size_of_die): Likewise.
1949 (value_format): Likewise.
1950 (output_die): Likewise.
1951 (loc_descriptor) <CONST_DOUBLE>: Likewise.
1952 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
1953 instead of add_AT_long_long.
1954 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
1955 value with the precision of its type.
1957 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
1960 * c-typeck.c (build_conditional_expr): Use the readonly and
1961 volatile flags of the operand types, not of the operands itself.
1963 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
1965 * collect2.c (main): Look for -brtl before adding libraries.
1967 2009-09-27 Jonathan Gray <jsg@openbsd.org>
1969 * config.gcc: Update OpenBSD targets.
1970 * config/openbsd-stdint.h: New file.
1971 * config/openbsd-libpthread.h: New file.
1972 * config/openbsd.h: Update and break out LIB_SPEC definition.
1973 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
1974 * config/i386/openbsdelf.h: Correct types.
1975 * config/m68k/openbsd.h: Likewise.
1976 * config/mips/openbsd.h: Likewise.
1977 * config/vax/openbsd.h: Likewise.
1979 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1981 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
1982 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
1983 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
1984 of the length and zero.
1986 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1988 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
1989 (FLAGS_H): Add options.h $(REAL_H).
1990 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
1991 (TREE_VECTORIZER_H): New.
1992 (EBITMAP_H): Renamed from EBIMAP_H.
1993 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
1994 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
1995 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
1996 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
1997 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
1998 (graphite-clast-to-gimple.o, graphite-dependences.o)
1999 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
2000 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2001 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2002 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2003 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2004 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2005 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2006 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2007 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2008 updated and fixed as per above changes and per
2009 check_makefile_deps.sh output.
2012 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2013 * configure: Regenerate.
2015 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2017 * doc/install.texi: Update minimum MPC version to 0.7.
2019 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2021 * doc/install.texi (Binaries): Remove reference to the binary
2022 distribution CD-ROM from the FSF.
2024 2009-09-26 Michael Matz <matz@suse.de>
2028 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2029 that are mentioned in the body.
2031 2009-09-26 Michael Matz <matz@suse.de>
2033 PR tree-optimization/41454
2034 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2035 (tree_ssa_dominator_optimize): Don't allocate and free it.
2036 (dom_opt_leave_block): Don't iterate over it.
2037 (eliminate_redundant_computations): Don't return a value.
2038 (cprop_operand, cprop_into_stmt): Ditto.
2039 (optimize_stmt): Don't defer updating stmts.
2041 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2043 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2044 generic_parameter_die, template_parameter_pack_die,
2045 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2046 renaming DW_TAG_formal_parameter_pack and
2047 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2048 and DW_TAG_GNU_template_parameter_pack.
2050 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2052 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2053 * config/v850/v850.c (v850_function_value): New function.
2054 (TARGET_FUNCTION_VALUE): Define.
2056 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2058 * tree-vect-stmts.c (vectorizable_call): Call
2059 mark_symbols_for_renaming after vect_finish_stmt_generation.
2061 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2062 to loc_descriptor_from_tree.
2063 (add_location_or_const_value_attribute): Pass 0 instead of 2
2064 for decl_by_reference_p decls.
2066 2009-09-25 Richard Guenther <rguenther@suse.de>
2069 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2072 2009-09-25 Ben Elliston <bje@au.ibm.com>
2074 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2077 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2079 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2080 form of instruction.
2082 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2085 * fold-const.c (const_binop): Handle complex int division.
2086 * tree-complex.c (expand_complex_div_straight,
2087 expand_complex_div_wide): Update comments.
2089 2009-09-24 DJ Delorie <dj@redhat.com>
2092 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2093 (reg_class): Likewise.
2094 (REG_CLASS_NAMES): Likewise.
2095 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2096 (m32c_override_options): Disable -fivopts for M32C.
2098 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2100 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2101 Delete VSX load/store with update support.
2102 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2103 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2107 (VStype_load_update): Ditto.
2108 (VStype_store_update): Ditto.
2109 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2110 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2112 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2113 load/store with update builtins.
2115 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2117 * libgcc2.c (L_trampoline): Prototype for getpagesize
2118 and mprotect in WINNT case.
2120 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2122 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2123 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2124 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2125 'outgoing' argument.
2126 (TARGET_FUNCTION_VALUE): Define.
2128 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2130 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2132 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2135 * common.opt: Initialize dwarf_strict to -1.
2136 * toplev.c (process_options): Catch unset dwarf_strict
2137 and set to 0 for all targets not overriding.
2138 * config/darwin.c (darwin_override_options): Catch unset
2139 dwarf_strict and override to 1.
2141 2009-09-24 Jeff Law <law@redhat.com>
2143 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2145 2009-09-24 Richard Guenther <rguenther@suse.de>
2147 PR tree-optimization/36143
2148 PR tree-optimization/38747
2149 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2150 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2152 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2155 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2156 return false instead of gcc_unreachable (). For CONST return the
2157 value returned by recursive call instead of always returning true.
2158 (tree_add_const_value_attribute): Return the value returned by
2159 add_const_value_attribute instead of always returning true if rtl
2162 2009-09-23 Justin Seyster <jrseys@gmail.com>
2164 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2166 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2168 * cgraphunit.c (cgraph_lower_function): Revert last change.
2169 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2170 instead of DECL_NO_STATIC_CHAIN.
2171 * tree-cfg.c (verify_gimple_call): Likewise.
2172 * tree-nested.c (get_chain_decl, get_chain_field,
2173 convert_tramp_reference_op, convert_gimple_call): Likewise.
2174 (convert_all_function_calls): Likewise. Always set or clear
2175 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2176 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2177 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2179 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2180 DECL_NO_STATIC_CHAIN.
2181 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2182 instead of DECL_NO_STATIC_CHAIN.
2183 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2184 decl_function_context.
2185 * varasm.c (initializer_constant_valid_p): Likewise.
2186 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2187 (DECL_STATIC_CHAIN): ... this.
2188 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2189 instead of DECL_NO_STATIC_CHAIN.
2191 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2192 Rafael Avila de Espindola <espindola@google.com>
2194 * gengtype.c (nb_plugin_files): Make it unsigned to match
2195 num_gt_files. Adjust other variables to avoid warnings.
2196 (main): Allocate an all zero lang_bitmap before each plugin file name
2197 to match regular file names.
2199 2009-09-23 Richard Henderson <rth@redhat.com>
2201 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2202 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2203 static chain passed in memory.
2204 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2205 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2206 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2207 STATIC_CHAIN_REGNUM defined.
2209 * config/picochip/picochip-protos.h: s/class/klass/.
2210 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2211 (picochip_static_chain): New.
2212 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2213 (STATIC_CHAIN_INCOMING): Remove.
2215 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2216 (xtensa_static_chain): New.
2217 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2218 (STATIC_CHAIN_INCOMING): Remove.
2220 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2222 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2223 * config/pa/pa-protos.h (function_value): Remove.
2224 * config/pa/pa.c (pa_function_value): Rename from function_value.
2225 Make static, add 'outgoing' argument.
2226 (TARGET_FUNCTION_VALUE): Define.
2228 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2230 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2231 instead of cfun->machine->is_leaf.
2232 * config/avr/avr.h (machine_function): Remove is_leaf field.
2234 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2237 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2238 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2239 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2240 the same size, prefer DW_OP_stack_value.
2241 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2242 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2244 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2247 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2249 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2252 * cfgexpand.c (convert_debug_memory_address): New.
2253 (expand_debug_expr): Convert base address and offset to the same
2254 mode. Use it to convert addresses to other modes. Accept
2257 2009-09-23 Richard Guenther <rguenther@suse.de>
2259 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2260 produced for bigendian targets with promoted subregs.
2262 2009-09-23 Richard Guenther <rguenther@suse.de>
2264 * value-prof.c (gimple_ic): Purge old EH edges only after building
2267 2009-09-23 Nick Clifton <nickc@redhat.com>
2269 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2271 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2274 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2277 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2278 on non-nested functions.
2280 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2281 Jan Hubicka <jh@suse.cz>
2283 * dwarf2out.c (loc_list_plus_const): Only define if
2284 DWARF2_DEBUGGING_INFO.
2285 (address_of_int_loc_descriptor): Likewise.
2288 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2290 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2293 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2294 constant is more than zero.
2296 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2299 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2300 call final to emit non-scheduled prologue, instead insert at entry.
2302 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2303 Joseph S. Myers <joseph@codesourcery.com>
2305 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2307 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2308 Rafael Avila de Espindola <espindola@google.com>
2310 * gengtype.c (is_file_equal): New function.
2311 (close_output_files): Use is_file_equal. Free of->buf.
2313 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2314 Rafael Avila de Espindola <espindola@google.com>
2316 * gengtype.c (write_types, write_local): Add the output_header
2317 argument. Update all callers.
2319 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2321 * dwarf2out.c (template_parameter_pack_die,
2322 gen_formal_parameter_pack_die ): New functions.
2323 (make_ith_pack_parameter_name): Remove this function.
2324 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2325 DW_TAG_formal_parameter_pack.
2326 (gen_generic_params_dies): Represent each template parameter pack
2327 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2328 represented by usual DW_TAG_template_*_parameter DIEs that are
2329 children of the DW_TAG_template_parameter_pack element DIE.
2330 (generic_parameter_die): This doesn't deal with parameter pack
2331 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2332 of parameter pack DIEs.
2333 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2334 in certain cases, e.g. for pack elements.
2335 (gen_formal_types_die, gen_decl_die): Adjust usage of
2336 gen_formal_parameter_die.
2337 (gen_subprogram_die): Represent each function parameter pack by a
2338 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2339 represented by usual DW_TAG_formal_parameter DIEs that are children
2340 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2341 ____builtin_va_alist decls as no part of the compiler uses those
2343 * langhooks.h (struct lang_hooks_for_decls): Add
2344 function_parm_expanded_from_pack_p, get_generic_function_decl
2345 and function_parameter_pack_p hooks. Fix comment for
2346 get_innermost_generic_parms hook.
2347 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2348 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2349 macros and use them to initialize lang_hook.
2351 2009-09-22 Richard Henderson <rth@redhat.com>
2353 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2354 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2355 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2356 on TRAMPOLINE_TEMPLATE.
2357 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2358 TRAMPOLINE_ADJUST_ADDRESS.
2359 * targhooks.c (default_asm_trampoline_template): Remove.
2360 (default_trampoline_adjust_address): Remove.
2361 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2362 * targhooks.h: Update decls.
2364 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2366 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2367 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2368 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2370 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2373 * reload1.c (reload): Reset debug insns with pseudos without
2376 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2378 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2379 unconditional true for decimal float modes.
2380 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2381 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2383 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2385 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2386 Enable a new case for __FreeBSD__ >= 7.
2387 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2388 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2389 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2390 and USE_LD_AS_NEEDED.
2392 * doc/install.texi (*-*-freebsd*): Update target information.
2394 2009-09-22 Richard Guenther <rguenther@suse.de>
2397 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2398 arrays really properly.
2400 2009-09-22 Richard Henderson <rth@redhat.com>
2403 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2404 calls.static_chain, calls.trampoline_init,
2405 calls.trampoline_adjust_address.
2406 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2407 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2408 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2409 * builtins.c (expand_builtin_setjmp_receiver): Use
2410 targetm.calls.static_chain; only clobber registers.
2411 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2412 set up memory attributes properly for the trampoline block.
2413 (expand_builtin_adjust_trampoline): Use
2414 targetm.calls.trampoline_adjust_address.
2415 * calls.c (prepare_call_address): Add fndecl argument. Use
2416 targetm.calls.static_chain.
2417 * df-scan.c (df_need_static_chain_reg): Remove.
2418 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2419 consolodate static chain handling.
2420 * doc/tm.texi: Document new hooks.
2421 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2422 (init_emit_regs): Don't initialize them.
2423 * expr.h (prepare_call_address): Update decl.
2424 * final.c (profile_function): Use targetm.calls.static_chain.
2425 * function.c (expand_function_start): Likewise.
2426 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2427 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2428 only clobber registers.
2429 * targhooks.c (default_static_chain): New.
2430 (default_asm_trampoline_template, default_trampoline_init): New.
2431 (default_trampoline_adjust_address): New.
2432 * targhooks.h: Declare them.
2433 * varasm.c (assemble_trampoline_template): Use
2434 targetm.asm_out.trampoline_template. Make the memory block const
2437 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2438 alpha_initialize_trampoline. Make static. Merge VMS parameter
2439 differences into the TARGET_ABI_OPEN_VMS code block.
2440 (TARGET_TRAMPOLINE_INIT): New.
2441 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2442 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2443 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2444 (INITIALIZE_TRAMPOLINE): Remove.
2446 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2447 (TRAMPOLINE_TEMPLATE): Merge with ...
2448 (INITIALIZE_TRAMPOLINE): ... this and move ...
2449 * config/arc/arc.c (arc_trampoline_init): ... here.
2450 (TARGET_TRAMPOLINE_INIT): New.
2452 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2453 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2454 (arm_asm_trampoline_template): New.
2455 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2456 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2457 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2458 code to arm_asm_trampoline_template.
2459 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2460 arm_trampoline_adjust_address.
2461 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2462 adjust for target hook parameters.
2464 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2467 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2468 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2469 (bfin_trampoline_init): Rename from initialize_trampoline;
2470 make static; update for target hook parameters.
2471 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2472 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2473 bfin_asm_trampoline_template.
2474 (INITIALIZE_TRAMPOLINE): Remove.
2476 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2477 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2478 cris_trampoline_init): New.
2479 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2480 cris_asm_trampoline_template.
2481 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2482 adjust for target hook parameters.
2484 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2486 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2487 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2488 fr30_trampoline_init): New.
2489 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2490 fr30_asm_trampoline_template.
2491 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2492 adjust for target hook parameters.
2494 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2495 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2496 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2497 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2498 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2500 * config/h8300/h8300.c (h8300_trampoline_init): New.
2501 (TARGET_TRAMPOLINE_INIT): New.
2502 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2503 to h8300_trampoline_init and adjust for hook parameters.
2505 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2506 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2507 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2508 make static; adjust for hook parameters.
2509 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2511 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2512 (TARGET_TRAMPOLINE_INIT): New.
2513 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2514 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2515 iq2000_asm_trampoline_template.
2516 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2517 (TRAMPOLINE_CODE_SIZE): New.
2518 (TRAMPOLINE_SIZE): Use it.
2519 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2521 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2522 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2523 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2524 adjust for hook parameters.
2525 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2527 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2528 (m32r_trampoline_init): New.
2529 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2530 m32r_trampoline_init.
2532 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2533 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2534 make static; update for hook parameters.
2535 * config/m68hc11/m68hc11-protos.h: Update.
2536 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2538 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2539 (TARGET_TRAMPOLINE_INIT): New.
2540 (mcore_function_value): Fix typo.
2541 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2542 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2543 to mcore_asm_trampoline_template.
2544 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2546 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2547 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2548 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2549 update for hook parameters.
2550 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2552 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2553 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2554 mips_trampoline_init): New.
2555 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2556 mips_asm_trampoline_template.
2557 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2558 update for hook parameters.
2560 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2561 (TARGET_TRAMPOLINE_INIT): New.
2562 (mmix_trampoline_size): Remove.
2563 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2564 make static. Remove out-of-date tetra vs octa comment.
2565 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2566 make static; update for hook parameters.
2567 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2568 (INITIALIZE_TRAMPOLINE): Remove.
2569 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2570 (TRAMPOLINE_ALIGNMENT): New.
2571 * gcc/config/mmix/mmix-protos.h: Update.
2573 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2574 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2575 mn10300_trampoline_init): New.
2576 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2577 mn10300_asm_trampoline_template.
2578 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2580 * config/moxie/moxie.c (moxie_static_chain,
2581 moxie_asm_trampoline_template, moxie_trampoline_init,
2582 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2583 TARGET_TRAMPOLINE_INIT): New.
2584 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2585 moxie_trampoline_init.
2586 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2587 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2589 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2590 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2591 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2592 pa_trampoline_adjust_address): New.
2593 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2594 pa_asm_trampoline_template.
2595 (TRAMPOLINE_ALIGNMENT): New.
2596 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2597 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2598 adjust for hook parameters.
2599 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2601 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2602 (TARGET_TRAMPOLINE_INIT): New.
2603 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2604 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2606 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2608 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2609 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2610 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2611 make static; adjust parameters for the hook.
2612 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2614 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2615 s390_trampoline_template; make static.
2616 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2617 make static; adjust for target hook.
2618 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2619 * config/s390/s390-protos.h: Remove trampoline decls.
2620 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2621 (TRAMPOLINE_TEMPLATE): Remove.
2622 (TRAMPOLINE_ALIGNMENT): New.
2624 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2625 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2626 (TARGET_TRAMPOLINE_INIT): New.
2627 (score_asm_trampoline_template): New.
2628 (score_trampoline_init): Rename from score_initialize_trampoline;
2629 make static; adjust for hook parameters.
2630 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2631 score[37]_asm_trampoline_template.
2632 (INITIALIZE_TRAMPOLINE): Remove.
2633 * config/score/score3.c (score3_asm_trampoline_template): New.
2634 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2635 adjust for target hook.
2636 * config/score/score7.c (score7_asm_trampoline_template): New.
2637 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2638 adjust for target hook.
2639 * config/score/score3.h, config/score/score7.h: Update.
2641 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2642 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2643 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2644 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2645 make static; adjust for target hook parameters.
2646 (sh_trampoline_adjust_address): New.
2647 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2648 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2650 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2651 (sparc32_initialize_trampoline): Rename from
2652 sparc_initialize_trampoline; make static; replace tramp parameter
2653 with m_tramp and update memory accesses.
2654 (sparc64_initialize_trampoline): Similarly.
2655 (sparc_trampoline_init): New.
2656 * config/sparc/sparc-protos.h: Remove trampoline decls.
2657 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2658 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2660 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2661 (array_to_constant): Make ARR parameter const.
2662 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2663 make static; update for hook parameters.
2664 * config/spu/spu-protos.h: Update decls.
2665 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2667 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2668 from xstormy16_initialize_trampoline; make static; update for
2670 (TARGET_TRAMPOLINE_INIT): New.
2671 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2673 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2674 (TARGET_TRAMPOLINE_INIT): New.
2675 (v850_can_eliminate): Make static.
2676 (v850_asm_trampoline_template, v850_trampoline_init): New.
2677 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2678 v850_asm_trampoline_template.
2679 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2680 and adjust for target hook parameters.
2682 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2683 (TARGET_TRAMPOLINE_INIT): New.
2684 (vax_asm_trampoline_template, vax_trampoline_init): New.
2685 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2686 vax_asm_trampoline_template.
2687 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2689 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2690 (TARGET_TRAMPOLINE_INIT): New.
2691 (xtensa_asm_trampoline_template): Rename from
2692 xtensa_trampoline_template; make static.
2693 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2694 make static; update for hook parameters.
2695 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2696 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2697 (INITIALIZE_TRAMPOLINE): Remove.
2699 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2700 error for nested functions with regparm=3.
2701 (ix86_compute_frame_layout): Adjust frame pointer offset for
2702 ix86_static_chain_on_stack.
2703 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2704 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2705 don't reset to UNITS_PER_WORD.
2706 (ix86_emit_leave): Adjust ix86_cfa_state.
2707 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2708 (ix86_static_chain): New.
2709 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2710 make static; update for target hook parameters; use ix86_static_chain.
2711 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2712 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2713 (INITIALIZE_TRAMPOLINE): Remove.
2714 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2715 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2716 to the end. Add static_chain_on_stack.
2717 (ix86_static_chain_on_stack): New.
2719 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2720 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2721 (m68k_trampoline_init): New.
2722 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2723 m68k_trampoline_init and adjust for hook parameters.
2724 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2725 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2727 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2729 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2730 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2732 * reload1.c (reload): Call wrap_constant when substituting
2733 reg for equiv inside of DEBUG_INSNs.
2736 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2737 add_call_src_coords_attributes, add_high_low_attributes,
2738 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2739 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2740 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2741 when -gdwarf-2 -gstrict-dwarf.
2742 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2743 -gdwarf-[23] -gstrict-dwarf.
2744 (address_of_int_loc_descriptor, loc_descriptor,
2745 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
2746 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
2747 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2749 2009-09-22 Richard Guenther <rguenther@suse.de>
2751 PR tree-optimization/41428
2752 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
2753 (ccp_finalize): Pass it to substitute_and_fold.
2755 2009-09-22 Richard Guenther <rguenther@suse.de>
2757 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
2758 (substitute_and_fold): Adjust prototype.
2759 * tree-vrp.c (vrp_evaluate_conditional): Make static.
2760 (simplify_stmt_using_ranges): Likewise.
2761 (fold_predicate_in): Move here from tree-ssa-propagate.c.
2762 (vrp_fold_stmt): New function.
2763 (vrp_finalize): Pass it to substitute_and_fold.
2764 * tree-flow.h (vrp_evaluate_conditional): Remove.
2765 (simplify_stmt_using_ranges): Likewise.
2766 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
2767 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2768 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
2770 (fold_predicate_in): Move to tree-vrp.c.
2771 (substitute_and_fold): Use the callback instead of calling into
2772 tree-vrp.c functions directly.
2774 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2776 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
2777 comparison warning on rs6000.
2780 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
2781 GIMPLE_EH_MUST_NOT_THROW cleanup.
2782 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2784 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
2787 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
2788 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
2789 LIB_SPEC for darwin10 and later since it always uses the unwinder in
2790 libSystem which is derived from the gcc 4.2.1 unwinder.
2792 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2795 * varasm.c (default_encode_section_info): Copy TLS model into
2796 sym_ref flags regardless of backend support for TLS, for all
2797 model types except TLS_MODEL_EMULATED.
2799 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2802 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
2803 we can handle it correctly.
2805 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2807 * doc/install.texi (os2): Remove section.
2809 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2811 * doc/standards.texi (Objective-C): Adjust two URLs.
2813 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
2815 * tree-tailcall.c (process_assignment): Don't check if a
2816 multiplication or an addition are already present.
2817 (find_tail_calls): Combine multiple additions and multiplications.
2818 (adjust_accumulator_values): Emit accumulators.
2820 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
2822 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
2823 xmm register restore.
2825 2009-09-21 Jan Hubicka <jh@suse.cz>
2827 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
2828 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
2831 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
2833 * stor-layout.c (layout_type): Remove obsolete code.
2835 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
2838 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
2840 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2843 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
2844 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
2845 (fold_builtin_2, do_mpc_arg1): Update accordingly.
2846 * fold-const.c (const_binop): Likewise.
2847 * real.h (do_mpc_arg2): Update prototype.
2849 2009-09-20 Jan Hubicka <jh@suse.cz>
2851 * dwarf2out.c (add_const_value_attribute): Return true if successful.
2852 (add_location_or_const_value_attribute): Rewrite using
2854 (tree_add_const_value_attribute): Return true if successful.
2855 (tree_add_const_value_attribute_for_decl): Likewise.
2857 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
2858 (loc_descriptor): ... here;
2859 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2860 (cst_pool_loc_descr): Break out from ...; do not reffer constant
2861 pool items that was not marked for output.
2862 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
2863 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2864 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2865 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
2866 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
2867 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
2868 DW_OP_stack_value to get address of items that are not available
2870 (dw_loc_list): Handle single element lists correctly.
2872 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
2873 Pascal Obry <obry@adacore.com>
2875 * unwind-dw2-fde.c (classify_object_over_fdes):
2876 Cast the constant 1 to _Unwind_Ptr.
2877 (add_fdes): Likewise.
2878 (linear_search_fdes): Likewise.
2880 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
2882 * stor-layout.c (set_sizetype): Avoid useless type copy.
2884 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2886 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
2888 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
2889 * configure, config.in: Regenerate.
2890 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
2892 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
2893 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
2894 for global data if the output could be used in a shared library.
2895 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
2896 to 0 if TARGET_WRITABLE_EH_FRAME.
2898 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
2900 PR rtl-optimization/39886
2901 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
2902 just when insn is equal to BB_END (bb).
2904 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
2906 * config/mips/mips.opt (mrelax-pic-calls): New option.
2907 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
2909 (mips_unspec_call): Change "unspec_call" expander into this.
2910 (mips_strip_unspec_call): New function.
2911 (mips_got_load): Call mips_unspec_call instead of
2912 gen_unspec_call<mode>.
2913 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
2915 (mips_cfg_in_reorg): New function.
2916 (mips16_lay_out_constants): Use it to decide whether to call
2917 CFG-aware insn splitting.
2918 (r10k_insert_cache_barriers): Move CFG set-up code from here to
2919 mips_reorg. Move DF set-up code from here ...
2920 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
2922 (mips_reorg): Call mips_df_reorg instead of
2923 r10k_insert_cache_barriers. Move CFG set-up code here from
2924 r10k_insert_cache_barriers.
2925 (mips_call_expr_from_insn): New function.
2926 (mips_pic_call_symbol_from_set): Likewise.
2927 (mips_find_pic_call_symbol): Likewise.
2928 (mips_annotate_pic_call_expr): Likewise.
2929 (mips_get_pic_call_symbol): Likewise.
2930 (mips_annotate_pic_calls): Likewise.
2931 (mips_override_options): Disable -mrelax-pic-calls unless PIC
2933 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
2934 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
2935 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
2937 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
2938 (unspec_call<mode>): Remove it.
2939 (sibcall_internal, sibcall_value_internal,
2940 sibcall_value_multiple_internal, call_internal, call_split,
2941 call_value_internal, call_value_split,
2942 call_value_multiple_internal, call_value_multiple_split): Pass
2943 SIZE_OPNO to MIPS_CALL.
2944 (call_internal_direct, call_direct_split,
2945 call_value_internal_direct, call_value_direct_split): Pass -1 as
2946 SIZE_OPNO to MIPS_CALL.
2947 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
2948 * configure: Regenerate.
2949 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
2950 and -mno-relax-pic-calls.
2951 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
2953 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2956 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
2957 in the directory this rule is called from, rather than the
2958 toplevel 'gcc' directory, to fix in-tree build.
2960 2009-09-19 Chris Demetriou <cgd@google.com>
2962 PR preprocessor/28435:
2963 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
2964 to cpplib that the preprocessor output is needed.
2966 2009-09-19 Jakub Jelinek <jakub@redhat.com>
2968 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
2969 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
2970 *return_and_restore_fpregs_<mode>,
2971 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
2974 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
2975 instead of assuming it has always a REG inside of it.
2977 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
2979 * config/freebsd.h: Update comment on types.
2980 (WINT_TYPE): Define.
2982 2009-09-18 Jason Merrill <jason@redhat.com>
2984 * c.opt: Add -fno-deduce-init-list.
2986 2009-09-18 Neil Vachharajani <nvachhar@google.com>
2988 * value-prof.c (interesting_stringop_to_profile_p): Added output
2989 argument to indicate which parameter is the size parameter.
2990 * value-prof.c (gimple_stringop_fixed_value): Use
2991 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
2992 * value-prof.c (gimple_stringops_transform): Update call sites to
2993 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
2995 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
2998 From David Binderman <dcb314@hotmail.com>:
2999 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
3000 local variable f. Remove stale comments.
3001 (ix86_compute_frame_layout): Remove useless local variable total_size.
3002 Remove #if 0'd code.
3003 (legitimate_address_p): Remove useless local variables
3004 reason_rtx and reason.
3005 (ix86_split_copysign_const): Remove useless local variable op1.
3006 (scale_counter): Remove useless local variable piece_size_mask.
3008 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3010 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3013 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3016 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3018 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3020 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3023 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3025 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3026 DW_OP_implicit_value even without dwarf_version 4.
3028 2009-09-17 Jan Hubicka <jh@suse.cz>
3030 * dwarf2out.c: Include tree-pass.h and gimple.h.
3031 (loc_list_plus_const): New function.
3032 (loc_descriptor_from_tree_1): Rename to ...
3033 (loc_descriptor_from_tree): ... remove original.
3034 (loc_list_from_tree): New function.
3035 (add_AT_location_description): Accept location list.
3036 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3037 (concatn_mem_loc_descriptor): Remove.
3038 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3040 (secname_for_decl): Move up.
3041 (hidden_reference_p): New function; break out from ...
3042 (loc_by_refernece): ... here; move up.
3043 (dw_loc_list): New function.
3044 (single_element_loc_list): New function.
3045 (single_element_loc_list_p): New function.
3046 (add_loc_descr_to_each): New function.
3047 (add_loc_list): New function.
3048 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3049 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3050 add diagnostics why expansion failed.
3051 (add_location_or_const_value_attribute): Support location lists.
3052 (add_bound_info): Likewise.
3053 (descr_info_loc): Update call of loc_descriptor_from_tree.
3054 (gen_variable_die): Work on location lists.
3055 * final.c (pass_final): Add dump file.
3056 * Makefile.in (dwarf2out.o): Add new dependencies.
3058 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3061 * real.c decimal_from_integer, decimal_integer_string): New.
3062 (real_from_integer): Use them as special case for decimal float.
3063 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3064 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3065 Do not append zero after the decimal point in string to convert.
3067 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3069 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3070 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3072 2009-09-17 Martin Jambor <mjambor@suse.cz>
3074 * common.opt (fipa-sra): New switch.
3075 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3076 * timevar.def (TV_IPA_SRA): New timevar.
3077 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3078 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3079 * tree-sra.c: Include cgraph.c.
3080 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3081 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3082 and grp_not_necessarilly_dereferenced.
3083 (func_param_count): New variable.
3084 (encountered_apply_args): New variable.
3085 (bb_dereferences): New variable.
3086 (final_bbs): New variable.
3087 (no_accesses_representant): New variable.
3088 (no_accesses_p): New function.
3089 (dump_access): Dump the new fields.
3090 (sra_initialize): Set encountered_apply_args to false.
3091 (get_ssa_base_param): New function.
3092 (mark_parm_dereference): New function.
3093 (create_access): Caring for INIDRECT_REFs and different handling of
3094 varialble length accesses in early IPA SRA. Store the stmt - a new
3095 parameter - to the new access.
3096 (build_access_from_expr_1): New parameter stmt, passed to
3097 create_access. Handle INDIRECT_REFs.
3098 (build_access_from_expr): Pass the current statement to
3099 build_access_from_expr_1.
3100 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3102 (build_accesses_from_assign): Pass the current statement to
3103 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3104 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3105 final_bbs when necessary. Check for calls to __builtin_apply_args.
3106 Fixup EH info if anythng was changed.
3107 (is_unused_scalar_param): New function.
3108 (ptr_parm_has_direct_uses): New function.
3109 (find_param_candidates): New function.
3110 (mark_maybe_modified): New function.
3111 (analyze_modified_params): New function.
3112 (propagate_dereference_distances): New function.
3113 (dump_dereferences_table): New function.
3114 (analyze_caller_dereference_legality): New function.
3115 (unmodified_by_ref_scalar_representative): New function.
3116 (splice_param_accesses): New function.
3117 (decide_one_param_reduction): New function.
3118 (enum ipa_splicing_result): New type.
3119 (splice_all_param_accesses): New function.
3120 (get_param_index): New function.
3121 (turn_representatives_into_adjustments): New function.
3122 (analyze_all_param_acesses): New function.
3123 (get_replaced_param_substitute): New function.
3124 (get_adjustment_for_base): New function.
3125 (replace_removed_params_ssa_names): New function.
3126 (sra_ipa_reset_debug_stmts): New function.
3127 (sra_ipa_modify_expr): New function.
3128 (sra_ipa_modify_assign): New function.
3129 (convert_callers): New function.
3130 (modify_function): New function.
3131 (ipa_sra_preliminary_function_checks): New function.
3132 (ipa_early_sra): New function.
3133 (ipa_early_sra_gate): New function.
3134 (pass_early_ipa_sra): New variable.
3135 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3137 2009-09-17 Michael Matz <matz@suse.de>
3140 * tree.c (build_type_attribute_qual_variant): Export.
3141 * tree.h (build_type_attribute_qual_variant): Declare.
3142 * tree-inline.c (remap_type_1): Use it to build variants with
3143 the original qualifiers and attributes.
3145 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3147 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3148 without a fallthrough edge.
3150 2009-09-16 DJ Delorie <dj@redhat.com>
3152 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3153 chip and ignore the "fast_interrupt" attribute if so.
3155 2009-09-16 Richard Henderson <rth@redhat.com>
3158 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3161 2009-09-16 Richard Henderson <rth@redhat.com>
3164 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3165 is set only if DECL_NO_STATIC_CHAIN is unset.
3166 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3167 (FOR_EACH_NEST_INFO): New.
3168 (walk_all_functions): Use it.
3169 (finalize_nesting_tree): Likewise.
3170 (unnest_nesting_tree): Likewise.
3171 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3172 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3173 (convert_gimple_call): Early out if gimple_call_chain already set.
3174 (convert_all_function_calls): Iterate until no new functions
3175 require a static chain.
3176 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3177 when building a trampoline. Use dump_function_to_file instead
3179 (lower_nested_functions): Open dump_file. Validate that decls
3180 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3181 bit reset by this pass.
3183 2009-09-16 Michael Matz <matz@suse.de>
3186 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3187 shorten decl_common_unused.
3188 (DECL_RESTRICTED_P): New accessor.
3189 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3190 to disambiguate marked decls and restrict pointers.
3192 2009-09-16 Richard Henderson <rth@redhat.com>
3195 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3197 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3199 * integrate.c (set_block_abstract_flags): Call
3200 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3202 2009-09-16 Richard Guenther <rguenther@suse.de>
3205 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3208 2009-09-16 DJ Delorie <dj@redhat.com>
3209 Kaz Kojima <kkojima@gcc.gnu.org>
3211 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3212 (sh_expand_prologue): Update calls to output_stack_adjust.
3213 (sh_expand_epilogue): Likewise.
3215 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3218 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3219 trying to limit the extent of searches in the insn stream.
3221 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3222 Jakub Jelinek <jakub@redhat.com>
3226 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3228 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3229 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3230 (rs6000_savres_strategy): Always save FP registers inline if the
3231 target doesn't support hardware double-precision. Set the above
3232 bits in return value when needed.
3233 (rs6000_savres_routine_sym): Fix computation for cache selector.
3234 Mark the generated symbol as a function. Rename exitp argument to
3235 lr. Move code for determining the name of the symbol...
3236 (rs6000_savres_routine_name): ...here. New function. Add cases for
3237 getting the names right on AIX and 64-bit Linux.
3238 (savres_routine_name): New variable.
3239 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3240 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3241 on what the target routine uses as a base register. If savep && lr
3242 describe saving of r0 into memory slot.
3243 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3244 line calls for AIX ABI.
3245 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3246 determine FP save/restore functions.
3247 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3248 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3250 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3251 Duplicate restoration of LR and execute the appropriate one
3252 depending on whether GPRs are being restored inline. Set r11 from
3253 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3254 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3255 Fix out of line calls for AIX ABI.
3256 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3258 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3260 (*restore_gpregs_spe): Likewise.
3261 (*return_and_restore_gpregs_spe): Likewise.
3262 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3263 Define to empty string unconditionally.
3264 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3265 Define to empty string unconditionally.
3266 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3269 2009-09-15 Jan Hubicka <jh@suse.cz>
3271 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3272 * params.def (inline-insns-auto): Likewise.
3274 2009-09-15 Martin Jambor <mjambor@suse.cz>
3276 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3277 individual statements only at TDF_DETAILS dump level. Format
3278 source for 80 characters per line.
3280 2009-09-15 Christian Bruel <christian.bruel@st.com>
3282 * regrename.c (do_replace): Update REG_DEAD notes.
3284 2009-09-15 Revital Eres <eres@il.ibm.com>
3286 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3287 * targhooks.c (default_builtin_support_vector_misalignment):
3288 New builtin function.
3289 * targhooks.h (default_builtin_support_vector_misalignment):
3291 * target.h (builtin_support_vector_misalignment):
3292 New field in struct gcc_target.
3293 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3294 new builtin function.
3295 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3297 * config/rs6000/rs6000.c
3298 (rs6000_builtin_support_vector_misalignment): New function.
3299 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3301 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3303 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3305 (bfin_optimize_loop): Likewise.
3306 (bfin_gen_bundles): Likewise.
3307 (workaround_speculation): Likewise.
3308 (find_load): Return NULL_RTX for debug_insn.
3310 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3312 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3315 2009-09-14 DJ Delorie <dj@redhat.com>
3317 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3318 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3321 2009-09-14 Richard Henderson <rth@redhat.com>
3322 Jakub Jelinek <jakub@redhat.com>
3324 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3325 * cfgbuild.c (make_edges): Handle asm goto.
3326 * cfglayout.c (fixup_reorder_chain): Likewise.
3327 * cfgrtl.c (patch_jump_insn): Likewise.
3328 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3329 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3330 (gimple_build_asm_vec): Add and use labels parameter.
3331 (gimple_build_asm): Remove.
3332 (walk_gimple_asm): Walk labels too.
3333 * gimple.def (GIMPLE_ASM): Update docs.
3334 * gimple.h: Update decls.
3335 (struct gimple_statement_asm): Change nc to use unsigned char;
3337 (gimple_asm_nlabels): New.
3338 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3339 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3340 into gimple_build_asm_vec.
3341 * jump.c (mark_jump_label_asm): New.
3342 (mark_jump_label): Use it.
3343 (redirect_jump_1): Handle asm goto.
3344 (invert_jump_1): Soft fail if X is null.
3345 * recog.c (extract_asm_operands): New.
3346 (asm_noperands): Use it; handle asm labels.
3347 (decode_asm_operands): Use extract_asm_operands.
3348 (asm_operand_ok): Properly handle empty string.
3349 * reg-stack.c (get_asm_operands_in_out): Rename from
3350 get_asm_operand_n_inputs; use extract_asm_operands; return both
3351 inputs and outputs by reference; update all callers.
3352 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3353 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3354 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3355 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3356 (extract_asm_operands): Declare.
3357 * stmt.c (expand_asm_operands): Add and use labels parameter.
3358 (check_unique_operand_names): Likewise.
3359 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3360 (expand_asm_stmt): Handle asm labels.
3361 * tree-cfg.c (make_gimple_asm_edges): New.
3362 (make_edges): Use it.
3363 (cleanup_dead_labels): Handle asm labels.
3364 (is_ctrl_altering_stmt): Likewise.
3365 (gimple_redirect_edge_and_branch): Likewise.
3366 * tree.def (ASM_EXPR): Add 5th operand.
3367 * tree.h (ASM_LABELS): New.
3368 (resolve_asm_operand_names): Update decl.
3370 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3371 (c_parser_asm_goto_operands): New.
3372 * c-tree.h (build_asm_expr): Update decl.
3373 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3374 * doc/extend.texi: Document asm goto.
3376 2009-09-14 Richard Henderson <rth@redhat.com>
3378 * except.h: Update declarations.
3379 (struct pointer_map_t): Forward declare.
3380 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3381 (struct eh_landing_pad_d, eh_landing_pad): New.
3382 (struct eh_catch_d, eh_catch): New.
3383 (struct eh_region_d): Remove next_region_sharing_label, aka,
3384 label, tree_label, landing_pad, post_landing_pad, resume,
3385 may_contain_throw. Rename region_number to index. Remove
3386 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3387 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3388 (VEC(eh_landing_pad,gc)): New.
3389 (struct eh_status): Remove last_region_number. Add lp_array,
3390 throw_stmt_table, ttype_data, ehspec_data.
3391 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3392 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3393 * except.c (lang_protect_cleanup_actions): Return tree.
3394 (struct ehl_map_entry): Remove.
3395 (init_eh_for_function): Push zero entries for region and lp_array.
3396 (gen_eh_region): Add to region_array immediately.
3397 (gen_eh_region_catch): Operate on eh_catch objects.
3398 (gen_eh_landing_pad): New.
3399 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3400 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3401 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3402 (get_eh_landing_pad_from_number_fn): New.
3403 (get_eh_landing_pad_from_number): New.
3404 (get_eh_region_from_lp_number_fn): New.
3405 (get_eh_region_from_lp_number): New.
3406 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3407 (get_exception_pointer, get_exception_filter): Remove.
3408 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3409 (current_function_has_exception_handlers): Simplify.
3410 (bring_to_root, eh_region_replaceable_by_p): Remove.
3411 (replace_region, hash_type_list, hash_eh_region): Remove.
3412 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3413 (label_to_region_map, num_eh_regions): Remove.
3414 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3415 (find_exception_handler_labels): Remove.
3416 (duplicate_eh_regions_0, find_prev_try): Remove.
3417 (struct duplicate_eh_regions_data): New.
3418 (duplicate_eh_regions_1): Rewrite.
3419 (duplicate_eh_regions): Return a pointer map instead of an
3421 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3422 (redirect_eh_edge_to_label): Remove.
3423 (eh_region_outermost): Rewrite using eh_region pointers
3424 instead of integers.
3425 (add_ttypes_entry): Update for ttype_data move to eh_status.
3426 (add_ehspec_entry): Rewrite with VEC instead of varray.
3427 (assign_filter_values): Likewise. Export.
3428 (build_post_landing_pads, connect_post_landing_pads): Remove.
3429 (dw2_build_landing_pads): Rewrite to use lp_array.
3430 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3431 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3432 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3433 (sjlj_mark_call_sites): Update for landing pad numbers.
3434 (finish_eh_generation): Rewrite.
3435 (gate_handle_eh): Do nothing for no eh tree.
3436 (pass_rtl_eh): Move up near finish_eh_generation.
3437 (remove_eh_landing_pad): New.
3438 (remove_eh_handler): Export.
3439 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3440 (for_each_eh_label): Rewrite to use lp_array.
3441 (make_reg_eh_region_note): New.
3442 (make_reg_eh_region_note_nothrow_nononlocal): New.
3443 (insn_could_throw_p): New.
3444 (copy_reg_eh_region_note_forward): New.
3445 (copy_reg_eh_region_note_backward): New.
3446 (check_handled, add_reachable_handler): Remove.
3447 (reachable_next_level, foreach_reachable_handler): Remove.
3448 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3449 (get_eh_region_and_lp_from_rtx): New.
3450 (get_eh_region_from_rtx): New.
3451 (can_throw_internal_1, can_throw_external_1): Remove.
3452 (can_throw_internal): Use get_eh_region_from_rtx.
3453 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3454 (insn_nothrow_p, can_nonlocal_goto): New.
3455 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3456 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3457 (add_action_record): Use VEC not varray.
3458 (collect_one_action_chain): Update for eh_region changes.
3459 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3460 Use get_eh_region_and_lp_from_rtx.
3461 (gate_convert_to_eh_region_ranges): New.
3462 (pass_convert_to_eh_region_ranges): Use it.
3463 (push_uleb128, push_sleb128): Use VEC not varray.
3464 (output_one_function_exception_table): Likewise.
3465 (dump_eh_tree): Update for eh_region changes.
3466 (verify_eh_tree): Likewise.
3467 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3468 * tree-eh.c: Include target.h.
3469 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3470 Don't disallow GIMPLE_RESX; adjust argument check.
3471 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3472 (record_stmt_eh_region): Update for landing pad numbers;
3473 generate a landing pad if necessary.
3474 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3475 (remove_stmt_from_eh_lp_fn): Similarly.
3476 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3477 Update for lp numbers; don't special case missing throw_stmt_table.
3478 (lookup_expr_eh_lp): Similarly.
3479 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3480 (eh_seq, eh_region_may_contain_throw): New.
3481 (struct leh_state): Add ehp_region.
3482 (struct leh_tf_state): Remove eh_label.
3483 (emit_post_landing_pad): New.
3484 (emit_resx, emit_eh_dispatch): New.
3485 (note_eh_region_may_contain_throw): New.
3486 (frob_into_branch_around): Take eh_region not eh label;
3487 emit eh code into eh_seq.
3488 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3489 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3490 lower_eh_must_not_throw. Emit code to eh_seq.
3491 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3492 (lower_try_finally_onedest): Likewise.
3493 (lower_try_finally_copy): Likewise.
3494 (lower_try_finally_switch): Likewise.
3495 (lower_try_finally): Initialize ehp_region.
3496 (lower_catch): Update for eh_catch objects.
3497 (lower_eh_filter): Don't handle must_not_throw.
3498 (lower_eh_must_not_throw): New.
3499 (lower_cleanup): Don't set eh_label.
3500 (lower_eh_constructs_2): Resolve eh builtins.
3501 Handle GIMPLE_EH_MUST_NOT_THROW.
3502 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3503 Add eh_seq to the end of the function body.
3504 (make_eh_dispatch_edges): New.
3505 (make_eh_edge): Remove.
3506 (make_eh_edges): Simplify for landing pads.
3507 (redirect_eh_edge_1): New.
3508 (redirect_eh_edge): Use it.
3509 (redirect_eh_dispatch_edge): New.
3510 (stmt_could_throw_p): Use a switch. Allow RESX.
3511 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3512 (stmt_can_throw_internal): Likewise.
3513 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3514 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3515 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3516 (gate_refactor_eh): New.
3517 (pass_refactor_eh): Use it.
3518 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3519 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3520 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3521 (remove_unreachable_handlers): Rename from
3522 tree_remove_unreachable_handlers; rewrite for landing pads;
3523 call remove_eh_handler directly.
3524 (remove_unreachable_handlers_no_lp): New.
3525 (unsplit_eh, unsplit_all_eh): New.
3526 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3527 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3528 (cleanup_empty_eh_unsplit): New.
3529 (cleanup_empty_eh): Rewrite.
3530 (cleanup_all_empty_eh): New.
3531 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3532 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3533 (gate_cleanup_eh): New.
3534 (pass_cleanup_eh): Use it.
3535 (verify_eh_edges): Move later in file. Expect one EH edge.
3536 (verify_eh_dispatch_edge): New.
3538 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3539 (gtype-desc.o): Add TARGET_H.
3540 (tree.o): Use EXCEPT_H, not except.h.
3541 (cfgbuild.o): Add EXPR_H.
3542 (GTFILES): Add vecprim.h.
3543 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3544 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3545 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3546 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3547 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3548 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3549 calls to can_throw_internal.
3550 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3551 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3552 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3553 (expand_gimple_stmt): Use make_reg_eh_region_note.
3554 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3555 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3556 or find_exception_handler_labels.
3557 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3558 there is exacly one EH edge. Use can_nonlocal_goto and
3560 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3561 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3562 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3563 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3564 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3565 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3566 * dse.c (scan_insn): Use insn_could_throw_p.
3567 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3568 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3569 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3570 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3571 EXC_PTR_EXPR or FILTER_EXPR.
3572 (tree_expr_nonzero_warnv_p): Likewise.
3573 * function.h: Include vecprim.h, not varray.h
3574 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3575 move ttype_data and ehspec_data members to struct eh_status; change
3576 action_record_data member to a VEC.
3577 * gcse.c (hash_scan_set): Use can_throw_internal.
3578 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3579 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3580 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3581 (block_may_fallthru): Don't handle RESX_EXPR.
3582 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3583 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3584 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3585 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3586 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3587 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3588 (gimple_size): Likewise.
3589 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3590 (gimple_build_resx): Use gimple_build_with_ops.
3591 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3592 (is_gimple_val): Likewise.
3593 (is_gimple_stmt): Remove RESX_EXPR.
3594 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3595 (GIMPLE_RESX): Reorder with other EH constructs.
3596 * gimple.h (struct gimple_statement_eh_mnt): New.
3597 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3598 (gimple_eh_filter_must_not_throw): Remove.
3599 (gimple_eh_filter_set_must_not_throw): Remove.
3600 (gimple_eh_must_not_throw_fndecl): New.
3601 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3602 (is_gimple_resx): New.
3603 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3604 Don't copy EH_FILTER_MUST_NOT_THROW.
3605 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3606 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3607 handle must_not_throw_labels specially.
3608 * ipa-pure-const.c (check_call): Update debug statement for LP.
3609 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3610 * ipa-utils.c (get_base_var): Likewise.
3611 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3612 * lower-subreg.c (move_eh_region_note): Remove.
3613 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3614 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3615 (create_task_copyfn): Likewise.
3616 (maybe_catch_exception): Use gimple_build_eh_filter.
3617 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3618 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3619 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3620 and pass_lower_resx.
3621 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3622 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3623 can_throw_internal, can_nonlocal_goto.
3624 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3625 copy_reg_eh_region_note_forward.
3626 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3627 (emit_output_reload_insns): Likewise.
3628 (copy_eh_notes): Remove.
3629 * rtl.def (RESX): Remove.
3630 * rtl.h: Update declarations.
3631 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3632 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3633 (update_eh_label): Remove.
3634 (cleanup_dead_labels_eh): New.
3635 (cleanup_deal_labels): Use it instead of update_eh_label.
3636 (gimple_merge_blocks): Update landing pad data structure when
3637 removing a landing pad label.
3638 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3639 test; handle GIMPLE_EH_MUST_NOT_THROW.
3640 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3641 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3642 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3643 (verify_stmt): Likewise. Verify landing pads.
3644 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3645 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3646 (struct move_stmt_d): Add eh_map.
3647 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3648 (move_stmt_r): Remap eh region numbers in builtin calls,
3649 resx and eh_dispatch.
3650 (move_block_to_fn): Remove eh_offset parameter. Use
3651 maybe_duplicate_eh_stmt_fn.
3652 (find_outermost_region_in_block): Operate on eh_region pointers
3653 instead of region numbers.
3654 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3655 duplicate_eh_regions.
3656 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3657 test earlier. Disallow EH landing pads.
3658 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3659 * tree-flow.h: Update declarations.
3660 (struct tree_ann_common_d): Replace rn with lp_nr.
3661 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3662 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3663 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3664 resx and eh_dispatch.
3665 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3666 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3667 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3668 from duplicate_eh_regions.
3669 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3670 update RESX; handle EH_DISPATCH.
3671 (expand_call_inline): Set eh_lp_nr, not eh_region.
3672 (maybe_inline_call_in_expr): Likewise.
3673 * tree-inline.h (struct copy_body_data): Replace eh_region with
3674 eh_lp_nr, eh_region_offset with eh_map.
3675 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3676 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3677 * tree-pretty-print.c (dump_generic_node): Don't handle
3678 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3679 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3680 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3681 EXC_PTR_EXPR, FILTER_EXPR.
3682 * tree-ssa-operands.c (get_expr_operands): Likewise.
3683 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3684 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3685 (ao_ref_init_from_vn_reference): Likewise.
3686 * tree-ssa-sink.c (statement_sink_location): Likewise.
3687 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3688 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3689 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3690 EXC_PTR_EXPR, FILTER_EXPR.
3691 (is_exception_related): Remove.
3692 (compute_avail): Don't call it.
3693 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3694 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3695 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3696 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3698 (build_resx): Remove.
3699 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3700 * tree.h: Update declarations.
3701 (EH_FILTER_MUST_NOT_THROW): Remove.
3702 (struct tree_label_decl): Add eh_landing_pad_nr.
3703 (EH_LANDING_PAD_NR): New.
3704 * value-prof.c (gimple_ic): Tidy variable names. Update for
3705 landing pad numbers.
3706 (gimple_stringop_fixed_value): Tidy variable names. Assert
3707 that neither call stmt can throw.
3708 * vecprim.h (uchar): New.
3709 (VEC(uchar,heap), VEC(uchar,gc)): New.
3711 * c-common.c (c_define_builtins): Update call to
3712 build_common_builtin_nodes.
3713 * c-parser.c (c_parse_file): Don't call
3714 default_init_unwind_resume_libfunc.
3716 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3718 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
3719 (mips_cprestore_address_p): Likewise.
3720 (mips_save_gp_to_cprestore_slot): Likewise.
3721 (mips_restore_gp): Rename to...
3722 (mips_restore_gp_from_cprestore_slot): ...this.
3723 (mips_must_initialize_gp_p): Declare.
3724 (mips_emit_save_slot_move): Likewise.
3725 (mips_output_load_label): Return nothing.
3726 (mips_eh_uses): Declare.
3727 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3728 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3729 (TARGET_ABSOLUTE_JUMPS): Likewise.
3730 (EH_USES): Likewise.
3731 (FIRST_PSEUDO_REGISTER): Update comment.
3732 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3733 (MIPS_CALL): ...here.
3734 (REGISTER_NAMES): Add $cprestore.
3735 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3736 Add load_label_length, has_inflexible_gp_insn_p,
3737 has_flexible_gp_insn_p, must_initialize_gp_p and
3738 must_restore_gp_when_clobbered_p.
3739 (mips_expand_call): Don't generate split instructions here.
3740 (mips_split_call): Update the call to mips_restore_gp after
3741 the above name change.
3742 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3743 (mips_find_gp_ref): New function.
3744 (mips_insn_has_inflexible_gp_ref_p): Likewise.
3745 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
3746 (mips_insn_has_flexible_gp_ref_p): Likewise.
3747 (mips_cfun_has_flexible_gp_ref_p): Likewise.
3748 (mips_function_has_gp_insn): Delete.
3749 (mips_global_pointer): Drop the df_regs_ever_live_p check.
3750 Use the new functions above. Only return INVALID_REGNUM
3751 for TARGET_ABSOLUTE_JUMPS.
3752 (mips_must_initialize_gp_p): New function.
3753 (mips_get_cprestore_base_and_offset): New function, extracted from...
3754 (mips_cprestore_slot): ...here. Take a bool parameter.
3755 (mips_cfun_has_cprestore_slot_p): New function.
3756 (mips_cprestore_address_p): Likewise.
3757 (mips_save_gp_to_cprestore_slot): Likewise.
3758 (mips_restore_gp): Rename to...
3759 (mips_restore_gp_from_cprestore_slot): ...this. Assert
3760 epilogue_completed. Update the call to mips_cprestore_slot.
3761 Test cfun->machine->must_restore_gp_when_clobbered_p.
3762 (mips_direct_save_slot_move_p): New function.
3763 (mips_emit_save_slot_move): Likewise.
3764 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
3765 of cfun->machine->global_pointer.
3766 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
3767 (mips_save_reg): Use mips_emit_save_slot_move.
3768 (mips_expand_prologue): Set must_initialize_gp_p.
3769 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
3770 for all cprestore saves. Emit a use_cprestore instruction after
3771 setting up the cprestore slot.
3772 (mips_restore_reg): Use mips_emit_save_slot_move.
3773 (mips_process_load_label): New function.
3774 (mips_load_label_length): Likewise.
3775 (mips_output_load_label): Don't return asm: output it here instead.
3776 Use mips_process_load_label.
3777 (mips_adjust_insn_length): Adjust the length of branch instructions
3778 that have length MAX_PIC_BRANCH_LENGTH.
3779 (mips_output_conditional_branch): Update the call to
3780 mips_output_load_label. Assume the branch target is OPERANDS[0]
3781 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
3782 (mips_output_order_conditional_branch): Swap the meaning of
3783 OPERANDS[0] and OPERANDS[1].
3784 (mips_variable_issue): Don't count ghost instructions.
3785 (mips_expand_ghost_gp_insns): New function.
3786 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
3787 (mips_output_mi_thunk): Set must_initialize_gp_p.
3788 (mips_eh_uses): New function.
3789 * config/mips/predicates.md (cprestore_save_slot_operand)
3790 (cprestore_load_slot_operand): New predicates.
3791 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
3792 (UNSPEC_MOVE_GP): Likewise.
3793 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
3794 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
3795 (CPRESTORE_SLOT_REGNUM): New register.
3796 (MAX_PIC_BRANCH_LENGTH): New constant.
3797 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
3798 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
3799 branches. Fix commentary.
3800 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
3801 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
3802 Change type to "ghost".
3803 (loadgp_absolute_<mode>): Likewise.
3804 (loadgp_rtp_<mode>): Likewise.
3805 (copygp_mips16): Likewise.
3806 (loadgp_blockage): Remove redundant mode attribute.
3807 (potential_cprestore): New instruction.
3808 (cprestore): Turn into an unspec set.
3809 (use_cprestore): New instruction.
3810 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
3811 (*branch_fp_inverted): Likewise.
3812 (*branch_order<mode>): Likewise.
3813 (*branch_order<mode>_inverted): Likewise.
3814 (*branch_equality<mode>): Likewise.
3815 (*branch_equality<mode>_inverted): Likewise.
3816 (*branch_bit<bbv><mode>): Likewise.
3817 (*branch_bit<bbv><mode>_inverted): Likewise.
3818 (*branch_equality<mode>_mips16): Remove redundant mode.
3819 (jump): Turn into a define_expand.
3820 (*jump_absolute): New instruction.
3821 (*jump_pic): Likewise.
3822 (*jump_mips16): Rename previously-unnamed pattern. Remove
3823 redundant mode attribute.
3824 (restore_gp): Split on epilogue_completed rather than
3825 reload_completed. Change type to "ghost".
3826 (move_gp<mode>): New instruction.
3827 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
3828 Remove redundant mode attribute.
3829 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
3830 (bc1any4f, bc1any2t, bc1any2f): Likewise.
3831 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
3833 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3836 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
3837 are returned in the same register (vs34 or v2) that Altivec vector
3838 types are returned in.
3839 (rs6000_libcall_value): Ditto.
3842 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
3843 instead of explicit addsi3/adddi3 calls.
3844 (rs6000_split_multireg_move): Ditto.
3845 (rs6000_emit_allocate_stack): Ditto.
3846 (rs6000_emit_prologue): Ditto.
3847 (rs6000_output_mi_thunk): Ditto.
3849 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
3850 size is 64 bits if we can use 64-bit registers.
3852 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
3854 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
3857 From Jie Zhang <jie.zhang@analog.com>:
3858 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
3859 save FP and RETS with saveall attribute.
3860 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
3861 with saveall attribute.
3863 * config/bfin/bfin.c (bfin_expand_builtin,
3864 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
3867 From Jie Zhang <jie.zhang@analog.com>:
3868 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
3869 before use in two places.
3870 * config/bfin/bfin.md (AREG): Define mode iterator.
3871 (reload_in, reload_out): Use mode iterator AREG.
3873 2009-09-14 Richard Guenther <rguenther@suse.de>
3876 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
3877 EH personality path.
3879 2009-09-13 Richard Guenther <rguenther@suse.de>
3880 Rafael Avila de Espindola <espindola@google.com>
3882 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
3883 (LANG_HOOKS_EH_PERSONALITY): Likewise.
3884 (LANG_HOOKS_INITIALIZER): Adjust.
3885 (lhd_pass_through_t): Declare.
3886 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
3888 * langhooks.c (lhd_pass_through_t): New function.
3889 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
3890 dwarf2out_begin_prologue): Use personality from current_function_decl.
3891 * expr.h (get_personality_function): Declare.
3892 * expr.c (get_personality_function): New function.
3893 (build_personality_function): Likewise.
3894 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
3895 (eh_personality_libfunc): Remove.
3896 * optabs.c (build_libfunc_function): New function split out from ...
3897 (init_one_libfunc): ... here.
3898 * tree.h (DECL_FUNCTION_PERSONALITY): New.
3899 (tree_function_decl): Add personality.
3900 (lhd_gcc_personality): Declare.
3901 (build_personality_function): Likewise.
3902 * tree.c (gcc_eh_personality_decl): New.
3903 (lhd_gcc_personality): New function.
3904 * except.h (lang_eh_runtime_type): Remove.
3905 (enum eh_personality_kind): New.
3906 (build_personality_function): Declare.
3907 (function_needs_eh_personality): Declare.
3908 * except.c (lang_eh_runtime_type): Remove.
3909 (function_needs_eh_personality): New function.
3910 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
3911 (sjlj_emit_function_enter, output_function_exception_table):
3912 Use personality from current_function_decl.
3913 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
3914 * tree-inline.c (tree_can_inline_p): Do not inline across different
3916 (expand_call_inline): Likewise. Adjust the callers EH personality.
3917 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
3918 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
3919 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
3920 (c-parser.o): Likewise
3921 * c-tree.h (c_eh_initialized_p): Remove.
3922 (c_maybe_initialize_eh): Likewise.
3923 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
3924 (finish_decl): Don't call c_maybe_initialize_eh.
3925 (c_eh_initialized_p): Remove.
3926 (c_maybe_initialize_eh): Likewise.
3927 * c-parser.c (c_parser_omp_construct): Likewise.
3928 (c_parse_file): Initialize exception handling.
3930 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
3932 * config.gcc (tm_file): Remove i386/biarch32.h
3933 for i?86-w64-mingw* case.
3934 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
3936 * config.host: Set for x64 mingw the option
3937 use_long_long_for_widest_fast_int to yes.
3939 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
3941 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3942 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
3943 (dbxout_begin_function): Likewise.
3944 * final.c (dwarf2_debug_info_emitted_p): New predicate.
3945 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
3946 set on the function.
3947 (final_end_function): Likewise.
3948 (final_scan_insn): Likewise.
3949 (rest_of_handle_final): Likewise.
3950 * varasm.c (assemble_start_function): Likewise.
3951 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3953 2009-09-12 Jason Merrill <jason@redhat.com>
3955 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
3956 * opts.c (common_handle_option): constify.
3958 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3960 * doc/install.texi (avr): Remove obsolete reference site.
3962 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3964 * doc/install.texi (Binaries): Adjust AIX link.
3966 2009-09-12 Akim Demaille <demaille@gostai.com>
3968 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
3969 Use an imperative sentence.
3971 2009-09-11 Richard Henderson <rth@redhat.com>
3973 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
3974 structure-name and has-tree-operands arguments; update all entries.
3975 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
3977 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
3978 (gsstruct_code_size): New.
3979 (gss_for_code_): New.
3980 (gss_for_code): Remove.
3981 (gimple_size): Rewrite using gsstruct_code_size.
3982 (gimple_statement_structure): Move to gimple.h.
3983 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
3984 (gss_for_code, gimple_statement_structure): New.
3985 (gimple_ops): Use new arrays; tidy.
3987 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3989 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
3990 operand to be a PLUS expression.
3991 * config/pa/pa.c (pa_secondary_reload): Likewise.
3993 2009-09-11 Jakub Jelinek <jakub@redhat.com>
3995 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
3997 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
4000 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4002 From Jie Zhang <jie.zhang@analog.com>:
4003 * doc/extend.texi (node Function Attributes): Document l2
4005 (node Blackfin Variable Attributes): Document l2 variable attributes.
4007 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4009 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4010 to match the system compiler's configuration at inflection point.
4011 Add comment to remark a remaining difference with system compiler.
4013 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4014 * configure: Regenerate.
4016 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4018 From Jie Zhang <jie.zhang@analog.com>:
4019 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4020 (bfin_handle_l2_attribute): New.
4021 (bfin_attribute_table): Add l2 attribute.
4023 2009-09-11 Michael Matz <matz@suse.de>
4026 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4027 on the local_decls list.
4029 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4033 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4035 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4036 for VALUEs, to implement the documented interface.
4037 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4038 Adjust for VALUEs and anything else, to implement the
4039 documented interface.
4041 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4043 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4044 with actual SPE/paired vector modes before using 64-bit alignment.
4045 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4047 2009-09-10 DJ Delorie <dj@redhat.com>
4049 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4052 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4053 * config/mep/mep.c (mep_legitimate_constant_p): New.
4054 * config/mep/mep-protos.h: Prototype it.
4056 2009-09-10 Richard Henderson <rth@redhat.com>
4058 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4060 2009-09-10 Jason Merrill <jason@redhat.com>
4062 * tree.c (chain_index): New fn.
4063 * tree.h: Declare it.
4065 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4067 * config/sol2-c.c (cmn_err_length_specs): Initialize
4068 scalar_identity_flag.
4070 2009-09-10 Richard Henderson <rth@redhat.com>
4072 * tree.h (struct tree_decl_common): Move align member earlier;
4073 move label_decl_uid member ...
4074 (struct tree_label_decl): ... here.
4075 (LABEL_DECL_UID): Update to match.
4077 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4080 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4081 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4083 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4084 dest_prev if the edge is complex.
4086 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4088 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4089 loop latch tests earlier.
4091 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4092 before GIMPLE_RETURN, not after its predecessor; insert
4095 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4096 gimple_seq_empty_p to test for no PHI nodes.
4097 * tree-cfg.c (split_critical_edges): Likewise.
4099 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4101 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4103 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4104 introduced by the VTA branch merge.
4106 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4108 * ira-conflicts.c: Use fputs or putc instead of fprintf
4112 * tree-switch-conversion.c: Ditto.
4114 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4116 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4117 introduced by the VTA branch merge.
4119 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4122 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4124 PR rtl-optimization/39779
4125 * expr.c (convert_modes): Return when mode == oldmode after
4126 CONST_INTs are processed.
4128 2009-09-10 Nick Clifton <nickc@redhat.com>
4130 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4131 attribute and referring decl when creating renamed symbol.
4133 2009-09-10 Richard Guenther <rguenther@suse.de>
4136 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4138 (cgraph_finalize_compilation_unit): Compute reachability
4139 before emitting thunks. Properly process aliases before
4140 possibly removing unreachable nodes.
4142 2009-09-10 Richard Guenther <rguenther@suse.de>
4145 * tree.c (struct free_lang_data_d): Add worklist member.
4146 (find_decls_types_r): Push onto the worklist instead of recursing.
4147 Handle TREE_BINFOs properly.
4148 (find_decls_types): New function wrapped around find_decls_types_r
4149 to process the worklist.
4150 (find_decls_types_in_eh_region): Use it.
4151 (find_decls_types_in_node): Likewise.
4152 (find_decls_types_in_var): Likewise.
4153 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4154 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4155 (AGGREGATE_TYPE_P): Adjust.
4157 2009-09-09 Jason Merrill <jason@redhat.com>
4159 * configure.ac: Check glibc version even if we have an in-tree
4162 2009-09-09 Anthony Green <green@moxielogic.com>
4164 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4165 the constant 0 when appropriate.
4166 * config/moxie/constraints.md: Add constraint O.
4168 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4169 to pass up to 6 32-bit argument values in registers.
4170 (moxie_function_arg): Ditto.
4171 (moxie_arg_partial_bytes): Ditto.
4172 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4173 (REG_PARM_STACK_SPACE): Ditto.
4174 (FUNCTION_ARG_REGNO_P): Ditto.
4176 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4177 instruction to allocate stack space.
4179 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4181 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4182 unnecessarily stringent constraints. Fix address
4183 calculation in the splitters.
4185 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4187 PR rtl-optimization/39779
4188 * expr.c (convert_modes): Return when mode == oldmode after
4189 CONST_INTs are processed.
4191 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4194 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4195 (ix86_expand_prologue): Take frame.padding0 into logic of
4197 (ix86_expand_epilogue): Likewise.
4199 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4201 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4203 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4204 * config/t-slibgcc-libgcc: New file.
4205 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4207 2009-09-09 Martin Jambor <mjambor@suse.cz>
4209 PR tree-optimization/41089
4210 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4213 2009-09-09 Richard Henderson <rth@redhat.com>
4215 * gimple.h (CASE_GIMPLE_OMP): New.
4216 (is_gimple_omp): Use it.
4217 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4218 (verify_gimple_debug): Likewise.
4220 2009-09-09 Richard Guenther <rguenther@suse.de>
4222 PR tree-optimization/41101
4223 * tree-ssa-pre.c (maximal_set): Remove.
4224 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4225 Defer all blocks we didn't visit at least one successor.
4226 (add_to_exp_gen): Do not add to the maximal set.
4227 (make_values_for_phi): Likewise.
4228 (compute_avail): Likewise.
4229 (init_pre): Do not allocate the maximal set.
4230 (execute_pre): Do not dump it.
4232 2009-09-09 Martin Jambor <mjambor@suse.cz>
4234 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4235 an SSA_NAME rather than a is_gimple_variable.
4237 2009-09-09 Richard Guenther <rguenther@suse.de>
4240 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4241 code dealing with plain pointer bases.
4242 (maybe_fold_offset_to_reference): Likewise.
4243 (maybe_fold_stmt_addition): Adjust.
4245 2009-09-09 Richard Guenther <rguenther@suse.de>
4247 * tree.c (free_lang_data_in_type): Do not free the type variant
4249 (free_lang_data): Merge char_type_node with its properly signed
4251 (pass_ipa_free): Collect after freeing language specific data.
4253 2009-09-09 Michael Matz <matz@suse.de>
4256 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4257 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4258 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4261 2009-09-08 DJ Delorie <dj@redhat.com>
4263 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4265 2009-09-04 Jason Merrill <jason@redhat.com>
4267 * tree.c (tree_find_value): Remove.
4268 * tree.h: Remove prototype.
4269 * varasm.c (assemble_external): Use value_member instead.
4271 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4273 * toplev.c (process_options): Choose default debugging type when
4274 gtoggle enables debug info and type is unset.
4276 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4280 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4283 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4285 * configure: Rebuilt with modified libtool.m4.
4287 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4292 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4294 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4296 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4297 (remove_statement): Likewise.
4298 (rewrite_use_nonlinear_expr): Adjust.
4299 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4300 * tree-ssa.c (release_defs_bitset): ... this. New.
4301 * tree-flow.h (release_defs_bitset): Declare.
4303 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4306 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4307 in the middle block.
4309 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4311 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4312 via intptr_t to long type.
4313 (insert_operand_rank): Cast long type via intptr_t to
4315 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4317 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4318 from pointer to unsigned via uintptr_t.
4320 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4321 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4323 * configure: Regenerated.
4324 * config.in: Regenerated
4325 * system.h (stdint.h): Add include.
4326 (inttypes.h): Likewise.
4327 * Makefile.in (aclocal): Add config/stdint.m4.
4328 * aclocal.m4: Regenerated.
4330 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4332 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4334 (note_np_check_stores): New function.
4335 (harmless_null_pointer_p): New function.
4336 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4337 changed. Take into account whether we're in the shadow of a condjump
4338 that tested NP_REG for NULL.
4339 Lose all code that tested for SEQUENCEs.
4340 (workaround_speculation): Avoid inserting NOPs for loads that are
4341 either always executed or a NULL pointer.
4343 2009-09-08 Jan Hubicka <jh@suse.cz>
4345 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4346 * params.def (early-inlining-insns): Likewise.
4348 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4350 PR rtl-optimization/41239
4351 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4352 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4354 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4355 across calls, as the calls might not always return normally.
4356 (call_may_noreturn_p): New function.
4357 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4358 (init_deps): Initialize it.
4359 (remove_from_deps): Also remove calls from
4360 last_function_call_may_noreturn list.
4362 2009-09-07 Richard Henderson <rth@redhat.com>
4364 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4365 more VR->OPERANDS than LHS operands. Free LHS before returning.
4367 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4369 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4370 (attr "addrtype"): New member "spreg".
4371 Use it if mem_spfp_address_operand is true for the address.
4372 (attr "type"): New entry "stall".
4373 (cpu_unit "load"): New.
4374 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4376 (insn_reservation "loadsp"): New.
4377 (insn_reservation "load_stall1"): New.
4378 (insn_reservation "load_stall3"): New.
4380 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4381 (mem_p_address_operand): Exclude stack and frame pointer based
4383 (mem_spfp_address_operand): New; match them here.
4384 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4385 (bfin_reorg): Call it if scheduling insns.
4386 (bfin_gen_bundles): Remove dummy insns created by
4387 add_sched_insns_for_speculation.
4389 From Jie Zhang <jie.zhang@analog.com>:
4390 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4391 bfin_si_revision, bfin_workarounds): Move these ...
4392 * config/bfin/bfin.h: ... here.
4394 From Mike Frysinger <michael.frysinger@analog.com>
4395 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4396 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4397 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4398 bf547m, bf548m, and bf549m.
4399 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4400 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4401 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4402 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4403 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4404 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4405 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4406 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4407 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4408 bf542m, bf544m, bf547m, bf548m, and bf549m.
4410 From Jie Zhang <jie.zhang@analog.com>:
4411 * config/bfin/predicates.md (p_register_operand): New predicate.
4412 (dp_register_operand): New predicate.
4413 * config/bfin/bfin-protos.h (WA_05000074): Define.
4414 (ENABLE_WA_05000074): Define.
4415 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4416 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4417 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4418 (define_attr addrtype): Allow load/store register to be P register.
4419 (define_attr storereg): New.
4420 (define_cpu_unit anomaly_05000074): New.
4421 (define_insn_reservation dsp32shiftimm): New.
4422 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4423 (define_insn_reservation loadp): Cannot use slot2.
4424 (define_insn_reservation loadsp): Cannot use slot2.
4425 (define_insn_reservation storep): Cannot use slot2. Does not
4426 apply when working around 05000074.
4427 (define_insn_reservation storep_anomaly_05000074): New.
4428 (define_insn_reservation storei): Does not apply when working
4430 (define_insn_reservation storei_anomaly_05000074): New.
4431 (define_attr length): Add dsp32shiftimm case.
4432 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4433 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4434 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4435 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4436 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4438 2009-09-07 Martin Jambor <mjambor@suse.cz>
4441 * tree-sra.c (create_artificial_child_access): Return NULL if
4442 build_ref_for_offset fails.
4443 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4444 and create_artificial_child_access to fail.
4446 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4449 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4450 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4451 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4453 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4455 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4456 block, ensure it has an exit edge. Emit a barrier after a jump.
4458 2009-09-07 Nick Clifton <nickc@redhat.com>
4460 * gcc.c (this_is_linker_script): New variable. Like
4461 this_is_library_file but for the %T constructor.
4462 (end_going_arg): If this_is_linker_script is set then locate the
4463 script and insert a --script switch before it
4464 (do_spec_2): Initialise this_is_linker_script.
4465 (do_spec_1): Likewise. Handle %T construct.
4466 (eval_spec_function): Preserve this_is_linker_script.
4467 * doc/invoke.texi: Document %T construct in spec files.
4468 * config/m32c/m32c.h (LIB_SPEC): Use it.
4470 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4472 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4473 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4474 when volatile flag is set.
4475 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4477 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4480 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4481 (combine_stack_adjustments_for_block): Allow insns between stack
4482 adjustments and stores with corresponding pre-(dec|inc)rement or
4483 pre-modify operation.
4485 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4488 * combine-stack-adj.c (struct csa_memlist): Rename to...
4489 (struct csa_reflist): ... this. Rename mem field to ref.
4490 (free_csa_memlist): Rename to...
4491 (free_csa_reflist): ... this.
4492 (record_one_stack_memref): Rename to...
4493 (record_one_stack_ref): ... this. Handle also REG_P.
4494 (try_apply_stack_adjustment): Handle also REG_P.
4495 (struct record_stack_memrefs_data): Rename to...
4496 (struct record_stack_refs_data): ... this. Rename memlist field to
4498 (record_stack_memrefs): Rename to...
4499 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4500 subexpressions instead of failing when a MEM contains SP references.
4501 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4502 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4504 2009-09-06 Richard Guenther <rguenther@suse.de>
4507 * tree.c (build_array_type): Do not record types marked
4508 with structural equality in the canonical type hashtable.
4510 2009-09-06 Richard Guenther <rguenther@suse.de>
4513 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4515 2009-09-05 Richard Guenther <rguenther@suse.de>
4518 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4520 2009-09-05 Richard Guenther <rguenther@suse.de>
4523 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4525 2009-09-05 Richard Guenther <rguenther@suse.de>
4528 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4529 before comparing function argument types.
4531 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4534 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4537 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4540 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4542 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4543 locators before emit_insn is called.
4545 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4548 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4549 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4550 (reginfo_init): Don't call allocate_reg_info.
4552 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4555 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4556 NONDEBUG_INSN_P instead of INSN_P.
4558 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4561 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4563 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4566 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4567 pattern of the split.
4569 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4571 * toplev.c (process_options): Move setter of flag_var_tracking
4572 before other tests that depend on it. Move down setter of
4573 flag_rename_registers. Don't enable var-tracking-assignments
4574 by default if selective scheduling is enabled. Warn if both
4577 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4579 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4580 comment. Use switch statement to catch overlaps between rtx
4581 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4582 (IS_DECL_CODE): ... here. Remove.
4583 (check_value_is_not_decl): Remove.
4584 (dv_from_decl, dv_from_value): Check after conversion.
4586 2009-09-04 Richard Guenther <rguenther@suse.de>
4589 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4590 after emitting tunks. Move emitting thunks and ctors from ...
4591 (cgraph_optimize): ... here. Remove redundant
4592 cgraph_analyze_functions.
4593 * varasm.c (find_decl_and_mark_needed): Remove no longer
4595 (finish_aliases_1): Adjust check for thunk aliases.
4597 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4599 * config/arm/arm.md (ctzsi2): Added braces
4600 to avoid warning that broke booststrap.
4602 2009-09-04 Martin Jambor <mjambor@suse.cz>
4604 PR tree-optimization/41112
4605 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4606 handle variable-bounded arrays.
4607 (expr_with_var_bounded_array_refs_p): New function.
4608 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4610 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4612 * config/s390/2097.md: Removed two incorrect bypasses.
4613 (z10_fsimpdf): Fixed latency.
4614 (z10_fhex): New insn_reservation.
4615 (z10_floaddf): Fixed latency.
4616 (z10_floadsf): Fixed latency.
4617 (z10_ftrunctf): Fixed latency.
4618 (z10_ftruncdf): Fixed latency.
4619 * config/s390/s390.c (z10_cost): Fixed values.
4620 (s390_adjust_priority): Added z10 path.
4621 * config/s390/s390.md (type): Added fhex.
4622 (*mov<mode>_64dfp): Updated type attribute.
4623 (*mov<mode>_64): Updated type attribute.
4624 (*mov<mode>_31): Updated type attribute.
4625 (*mov<mode>"): Likewise.
4626 * config/s390/2084.md (x_fsimpdf): Updated condition.
4628 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4630 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4631 RTXs in the predicate for operand 1.
4633 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4635 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4636 (rbitsi2): New insn.
4637 (ctzsi2): New expand.
4638 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4640 2009-09-03 Martin Jambor <mjambor@suse.cz>
4642 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4643 (create_artificial_child_access): Use build_ref_for_offset instead
4644 of duplicate_expr_for_different_base.
4645 (propagate_subacesses_accross_link): Likewise.
4647 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4649 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4651 (mips16e_collect_argument_saves): Skip debug instructions.
4652 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4653 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4654 (r10k_insert_cache_barriers): Likewise.
4655 (mips_reorg_process_insns): Likewise.
4657 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4660 * ira.c (update_equiv_reg): Remove check on class likely spill.
4662 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4665 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4666 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4670 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4671 the stack slot if it is passed by invisible reference.
4672 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4673 by invisible reference.
4675 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4677 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4678 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4679 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4681 * config/bfin/sync.md: New file.
4682 * config/bfin/bfin.md: Include it.
4683 (UNSPEC_ATOMIC): New.
4684 (UNSPEC_ONES): Provide a unique number.
4686 From Jie Zhang <jie.zhang@analog.com>:
4687 * config/bfin/bfin.c (ret_regs): New.
4688 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4689 (must_save_rets_p): New.
4690 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4691 current_function_is_leaf.
4692 (do_link): Likewise.
4693 (do_unlink): Likewise.
4694 (expand_interrupt_handler_prologue): Use ret_regs array.
4695 (expand_interrupt_handler_epilogue): Use ret_regs array and
4696 pass return register to gen_return_internal.
4697 (bfin_expand_epilogue): Pass return register to
4698 gen_return_internal.
4699 (bfin_expand_call): Explicitly clobber RETS.
4700 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4701 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4702 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4703 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4705 (return_internal): Take a reg rtx rather than the register number.
4707 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4709 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4710 when comparing against estimated_loop_iterations_int return.
4712 2009-09-03 Richard Guenther <rguenther@suse.de>
4714 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4715 eh_personality_libfunc.
4717 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4719 * tree-parloops.c (separate_decls_in_region): Add space.
4721 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4723 * tree-parloops.c (separate_decls_in_region): Change the condition
4724 checking if there are reductions in the loop.
4726 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4728 PR tree-optimization/38275
4729 * tree-parloops.c (parallelize_loops): Replace profitability condition
4730 for expected number of iterations.
4732 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4734 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4735 (bootstrap-debug): Explain conditions in which it becomes default.
4736 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4739 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4741 * doc/invoke.texi (Optimize Options): Move
4742 -finline-small-functions to the -O2 list.
4744 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4746 * toplev.c (process_options): Enable var-tracking-assignments
4747 by default if var-tracking is enabled.
4749 2009-09-02 David Daney <ddaney@caviumnetworks.com>
4751 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
4753 * emit-rtl.c (prev_nonnote_insn_bb): New function.
4754 * rtl.h (prev_nonnote_insn_bb): Declare it.
4756 2009-09-03 Diego Novillo <dnovillo@google.com>
4758 * cgraph.c (cgraph_node_for_decl): New.
4759 * cgraph.h (cgraph_node_for_decl): Declare.
4760 * tree.c (host_integerp): Return 0 if T is NULL.
4762 2009-09-03 Diego Novillo <dnovillo@google.com>
4764 * tree.h (struct alias_pair): Move from varasm.c.
4765 (alias_pairs): Likewise.
4766 (TYPE_MAXVAL): Define.
4767 (TYPE_MINVAL): Define.
4768 (iterative_hash_host_wide_int): Declare.
4769 (remove_unreachable_alias_pairs): Declare.
4770 * tree-pass.h (pass_ipa_free_lang_data): Declare.
4771 * diagnostic.c (default_diagnostic_starter): Make extern.
4772 (default_diagnostic_finalizer): Make extern.
4773 * diagnostic.h (default_diagnostic_starter): Declare.
4774 (default_diagnostic_finalizer): Declare.
4775 (default_tree_printer): Declare.
4776 * toplev.c (default_tree_printer): Make extern.
4778 2009-09-03 Richard Guenther <rguenther@suse.de>
4779 Diego Novillo <dnovillo@google.com>
4781 * cgraph.c (cgraph_add_new_function): Remove gimplification.
4782 * cgraphunit.c (cgraph_expand_function): Do not emit
4783 associated thunks from here.
4784 (cgraph_emit_thunks): New.
4785 (cgraph_optimize): Call it.
4786 Return if any IPA pass finds an error.
4787 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
4790 2009-09-03 Simon Baldwin <simonb@google.com>
4791 Rafael Espindola <espindola@google.com>
4792 Richard Guenther <rguenther@suse.de>
4793 Doug Kwan <dougkwan@google.com>
4794 Diego Novillo <dnovillo@google.com>
4796 * tree.c: Include tree-pass.h, langhooks-def.h,
4797 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
4798 (free_lang_data_in_type): New.
4799 (need_assembler_name_p): New.
4800 (free_lang_data_in_block): New.
4801 (free_lang_data_in_decl): New.
4802 (struct free_lang_data_d): New.
4803 (add_tree_to_fld_list): New.
4804 (find_decls_types_r): New.
4805 (get_eh_types_for_runtime): New.
4806 (find_decls_types_in_eh_region): New.
4807 (find_decls_types_in_node): New.
4808 (find_decls_types_in_var): New.
4809 (free_lang_data_in_cgraph): New.
4810 (free_lang_data): New.
4811 (gate_free_lang_data): New.
4812 (pass_ipa_free_lang_data): New.
4814 2009-09-03 Diego Novillo <dnovillo@google.com>
4816 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
4817 * langhooks.h (struct lang_hooks): Add field free_lang_data.
4818 (lang_hooks): Remove const qualifier.
4819 * ipa.c (cgraph_remove_unreachable_nodes): Call
4820 remove_unreachable_alias_pairs.
4821 * except.c (add_type_for_runtime): Check if TYPE has
4822 already been converted.
4823 (lookup_type_for_runtime): Likewise.
4824 (check_handled): Handle converted types.
4825 * varasm.c (remove_unreachable_alias_pairs): New.
4826 * gimple.c: Include demangle.h.
4827 (gimple_decl_printable_name): New.
4828 (gimple_fold_obj_type_ref): New.
4829 * gimple.h (gimple_decl_printable_name): Declare.
4830 (gimple_fold_obj_type_ref): Declare.
4831 * passes.c (init_optimization_passes): Add pass
4832 pass_ipa_free_lang_data.
4833 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
4834 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
4836 2009-09-03 Diego Novillo <dnovillo@google.com>
4838 * c-lang.c (lang_hooks): Remove const qualifier.
4840 2009-09-02 Loren James Rittle <ljrittle@acm.org>
4842 * doc/install.texi (*-*-freebsd*): Update target information.
4844 2009-09-02 Anatoly Sokolov <aesok@post.ru>
4846 * hard-reg-set.h (call_fixed_regs): Remove.
4847 * reginfo.c (call_fixed_regs): Remove.
4848 (init_reg_sets_1): Remove initialization of call_fixed_regs.
4849 (globalize_reg): Don't use call_fixed_regs.
4850 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
4853 2009-09-01 Michael Matz <matz@suse.de>
4855 * expr.h (emit_storent_insn, expand_expr_real_1,
4856 expand_expr_real_2): Declare.
4857 * expr.c (emit_storent_insn, expand_expr_real_1,
4858 expand_expr_real_2): Export.
4859 (store_expr): Setting and evaluating dont_return_target is useless.
4860 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
4861 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
4862 * except.c (expand_resx_expr): Rename to ...
4863 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
4864 * except.h (expand_resx_stmt): Declare.
4865 * stmt.c: Add include gimple.h
4866 (expand_asm_expr): Rename to ...
4867 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
4868 (expand_case): Rewrite to take gimple statement.
4869 * tree.h (expand_asm_stmt): Declare.
4870 (expand_case): Change prototype.
4871 * Makefile.in (stmt.o): Depend on gimple.h.
4872 * builtins.c (expand_builtin_synchronize): Build gimple asm
4873 statement, not an ASM_EXPR.
4874 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
4875 gimple_to_tree, release_stmt_tree): Remove.
4876 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
4877 ggc_free, but hold comparison code and operands separately.
4878 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
4879 (expand_call_stmt, expand_gimple_stmt_1,
4880 expand_gimple_stmt): New helpers.
4881 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
4882 release_stmt_tree. Call expand_gimple_stmt instead.
4883 (expand_gimple_basic_block): Ditto.
4885 * calls.c (emit_call_1): Don't look at EH regions here, make
4886 fntree parameter useless.
4887 (expand_call): New local rettype for TREE_TYPE(exp), use it
4888 throughout. Remove local p, use addr instead.
4889 Don't look at EH regions here.
4891 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
4893 * doc/invoke.texi (-fsched-pressure): Document it.
4894 (-fsched-reg-pressure-heuristic): Remove it.
4896 * reload.c (ira.h): Include.
4897 (find_reloads): Add choosing reload on number of small spilled
4900 * haifa-sched.c (ira.h): Include.
4901 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
4902 saved_reg_pressure, curr_reg_live, saved_reg_live,
4903 region_ref_regs): New variables.
4904 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
4905 initiate_reg_pressure_info, setup_ref_regs,
4906 initiate_bb_reg_pressure_info, save_reg_pressure,
4907 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
4909 (setup_insn_reg_pressure_info): New function.
4910 (rank_for_schedule): Add pressure checking and insn issue time.
4911 Remove comparison of insn reg weights.
4912 (ready_sort): Set insn reg pressure info.
4913 (update_register_pressure, setup_insn_max_reg_pressure,
4914 update_reg_and_insn_max_reg_pressure,
4915 sched_setup_bb_reg_pressure_info): New functions.
4916 (schedule_insn): Add code for printing and updating reg pressure info.
4917 (find_set_reg_weight, find_insn_reg_weight): Remove.
4918 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
4919 (debug_ready_list): Print reg pressure info.
4920 (schedule_block): Ditto. Check insn issue time.
4921 (sched_init): Set up sched_pressure_p. Allocate and set up some
4922 reg pressure related info.
4923 (sched_finish): Free some reg pressure related info.
4924 (fix_tick_ready): Make insn always ready if pressure_p.
4925 (init_h_i_d): Don't call find_insn_reg_weight.
4926 (haifa_finish_h_i_d): Free insn reg pressure info.
4928 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4929 ira_memory_move_cost, ira_class_hard_regs,
4930 ira_class_hard_regs_num, ira_no_alloc_regs,
4931 ira_available_class_regs, ira_reg_class_cover_size,
4932 ira_reg_class_cover, ira_class_translate): Move to ira.h.
4934 * ira-lives.c (single_reg_class): Check mode to find how many
4935 registers are necessary for operand.
4936 (ira_implicitly_set_insn_hard_regs): New.
4938 * common.opt (fsched-pressure): New options.
4939 (fsched-reg-pressure-heuristic): Remove.
4941 * ira.c (setup_eliminable_regset): Rename to
4942 ira_setup_eliminable_regset. Make it external.
4943 (expand_reg_info): Pass cover class to setup_reg_classes.
4944 (ira): Call resize_reg_info instead of allocate_reg_info.
4946 * sched-deps.c: Include ira.h.
4947 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
4948 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
4949 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
4950 mark_insn_hard_regno_birth, mark_insn_reg_birth,
4951 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
4952 mark_insn_reg_store, mark_insn_reg_clobber,
4953 setup_insn_reg_pressure_info): New.
4954 (sched_analyze_1): Update implicit_reg_pending_uses.
4955 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
4956 Use them to create dependencies. Set insn reg uses and pressure
4957 info. Process reg_pending_uses in one place.
4958 (free_deps): Free implicit sets.
4959 (remove_from_deps): Remove implicit sets if necessary. Check
4960 implicit sets when clearing reg_last_in_use.
4961 (init_deps_global): Clear implicit_reg_pending_clobbers and
4962 implicit_reg_pending_uses.
4964 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4965 ira_memory_move_cost, ira_class_hard_regs,
4966 ira_class_hard_regs_num, ira_no_alloc_regs,
4967 ira_available_class_regs, ira_reg_class_cover_size,
4968 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
4969 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
4970 ira_implicitly_set_insn_hard_regs): New prototypes.
4972 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
4973 cost_elements_num): New variables.
4974 (allocno_costs, total_costs): Rename to costs and
4975 total_allocno_costs.
4976 (COSTS_OF_ALLOCNO): Rename to COSTS.
4977 (allocno_pref): Rename to pref.
4978 (allocno_pref_buffer): Rename to pref_buffer.
4979 (common_classes): Rename to regno_cover_class.
4981 (record_reg_classes): Set allocno attributes only if allocno_p.
4982 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
4983 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
4984 and COSTS_OF_ALLOCNO.
4985 (print_costs): Rename to print_allocno_costs.
4986 (print_pseudo_costs): New.
4987 (process_bb_node_for_costs): Split into 2 functions with new
4988 function process_bb_for_costs. Pass BB to process_bb_for_costs.
4989 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
4990 new parameter dump_file. Use cost_elements_num instead of
4991 ira_allocnos_num. Make one iteration if preferred classes were
4992 already calculated for scheduler. Make 2 versions of code
4993 depending on allocno_p.
4994 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
4995 regno_cover_class and COSTS instead of common_classes and
4997 (init_costs, finish_costs): New.
4998 (ira_costs): Set up allocno_p and cost_elements_num. Call
4999 init_costs and finish_costs.
5000 (ira_set_pseudo_classes): New.
5002 * rtl.h (allocate_reg_info): Remove.
5003 (resize_reg_info): Change return type.
5004 (reg_cover_class): New.
5005 (setup_reg_classes): Add new parameter.
5007 * sched-int.h (struct deps_reg): New member implicit_sets.
5008 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5009 (INCREASE_BITS): New macro.
5010 (struct reg_pressure_data, struct reg_use_data): New.
5011 (struct _haifa_insn_data): Remove reg_weight. Add members
5012 reg_pressure, reg_use_list, reg_set_list, and
5013 reg_pressure_excess_cost_change.
5014 (struct deps): New member implicit_sets.
5015 (pressure_p): New variable.
5016 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5017 (struct reg_pressure_data, struct reg_use_data): New.
5018 (INSN_REG_WEIGHT): Remove.
5019 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5020 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5021 (sched_init_region_reg_pressure_info,
5022 sched_setup_bb_reg_pressure_info): New prototypes.
5024 * reginfo.c (struct reg_pref): New member coverclass.
5025 (reg_cover_class): New function.
5026 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5027 (reg_info_size): New variable.
5028 (allocate_reg_info): Make static. Setup reg_info_size.
5029 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5030 (setup_reg_classes): Add a new parameter. Setup cover class too.
5032 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5035 * sched-rgn.c (deps_join): Set up implicit_sets.
5036 (schedule_region): Set up region and basic blocks pressure
5039 * passes.c (init_optimization_passes): Move
5040 pass_subregs_of_mode_init before pass_sched.
5042 2009-09-02 Martin Jambor <mjambor@suse.cz>
5044 * tree-sra.c (struct access): New field grp_hint.
5045 (dump_access): Dump grp_hint.
5046 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5048 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5049 those which have been specifically read and somehow written to.
5050 (propagate_subacesses_accross_link): Set grp_hint of right child and
5051 also possibly of the left child.
5053 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5055 * tree-object-size.c (addr_object_size): Always use object_size_type
5056 0 or 2 when determining the pointer pointed object size.
5058 2009-09-02 Richard Guenther <rguenther@suse.de>
5061 2009-08-31 Richard Guenther <rguenther@suse.de>
5063 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5064 to query if the memory regions for memmove overlap.
5065 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5066 asserts on pointers, instead deal with odd trees.
5067 (ptr_derefs_may_alias_p): Likewise.
5068 (refs_may_alias_p_1): Constructor bases also never alias.
5070 2009-08-01 Christian Bruel <christian.bruel@st.com>
5073 2009-07-31 Christian Bruel <christian.bruel@st.com>
5074 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5076 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5078 * doc/invoke.texi (-fvar-tracking-assignments): New.
5079 (-fvar-tracking-assignments-toggle): New.
5080 (-fdump-final-insns=file): Mark filename as optional.
5081 (--param min-nondebug-insn-uid): New.
5082 (-gdwarf-@{version}): Mention version 4.
5083 * opts.c (common_handle_option): Accept it.
5084 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5085 * regrename.c (regrename_optimize): Drop last. Don't count debug
5086 insns as uses. Don't reject change because of debug insn.
5087 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5088 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5089 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5090 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5091 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5092 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5093 * doc/gimple.texi (is_gimple_debug): New.
5094 (gimple_debug_bind_p): New.
5095 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5096 * doc/install.texi (bootstrap-debug): More details.
5097 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5098 (bootstrap-debug-lib): More details.
5099 (bootstrap-debug-ckovw): Update.
5100 (bootstrap-time): New.
5101 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5102 (insert_phi_nodes_for): Insert debug stmts.
5103 (rewrite_stmt): Take iterator. Insert debug stmts.
5104 (rewrite_enter_block): Adjust.
5105 (maybe_replace_use_in_debug_stmt): New.
5106 (rewrite_update_stmt): Use it.
5107 (mark_use_interesting): Return early for debug stmts.
5108 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5109 stmts before replacing stmt.
5110 (move_computations_stmt): Likewise.
5111 * ira-conflicts.c (add_copies): Skip debug insns.
5112 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5113 (regstat_bb_compute_ri): Skip debug insns.
5114 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5115 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5116 check_loop_closed_ssa_stmt): Skip debug stmts.
5117 * tree-tailcall.c (find_tail_calls): Likewise.
5118 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5119 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5120 (build_var_debug_value_stat): Declare.
5121 (build_var_debug_value): Define.
5122 (target_for_debug_bind): Declare.
5123 * reload.c (find_equiv_reg): Skip debug insns.
5124 * rtlanal.c (reg_used_between_p): Skip debug insns.
5125 (side_effects_p): Likewise.
5126 (canonicalize_condition): Likewise.
5127 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5128 insns never depend on debug insns.
5129 (create_ddg_dep_no_link): Likewise.
5130 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5131 Don't add inter-loop dependencies for debug insns.
5132 (build_intra_loop_deps): Likewise.
5133 (create_ddg): Count debug insns.
5134 * ddg.h (struct ddg::num_debug): New.
5135 (num_backargs): Pair up with previous int field.
5136 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5137 -fcompare-debug-second.
5138 * final.c (get_attr_length_1): Skip debug insns.
5139 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5140 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5141 (driver_self_specs): Map -fdump-final-insns to
5142 -fdump-final-insns=..
5143 (get_local_tick): New.
5144 (compare_debug_dump_opt_spec_function): Test for . argument and
5145 compute output name. Compute temp output spec without flag name.
5146 Compute -frandom-seed.
5147 (OPT): Undef after use.
5148 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5149 (average_num_loop_insns): Likewise.
5150 * params.h (MIN_NONDEBUG_INSN_UID): New.
5151 * gimple.def (GIMPLE_DEBUG): New.
5152 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5153 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5154 (merge_in_block): Fix whitespace.
5155 * toplev.c (flag_var_tracking): Update comment.
5156 (flag_var_tracking_assignments): New.
5157 (flag_var_tracking_assignments_toggle): New.
5158 (process_options): Don't open final insns dump file if we're not
5159 going to write to it. Compute defaults for var_tracking.
5160 * df-scan.c (df_insn_rescan_debug_internal): New.
5161 (df_uses_record): Handle debug insns.
5162 * haifa-sched.c (ready): Initialize n_debug.
5163 (contributes_to_priority): Skip debug insns.
5164 (dep_list_size): New.
5166 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5167 they're ready. Disregard previous debug insns to make decisions.
5168 (queue_insn): Never queue debug insns.
5169 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5170 (schedule_insn): Don't reject debug insns because of issue rate.
5171 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5172 (queue_to_ready): Skip and discount debug insns.
5173 (choose_ready): Let debug insns through.
5174 (schedule_block): Check boundary debug insns. Discount debug
5175 insns, schedule them early. Adjust whitespace.
5176 (set_priorities): Check for boundary debug insns.
5177 (add_jump_dependencies): Use dep_list_size.
5178 (prev_non_location_insn): New.
5179 (check_cfg): Use it.
5180 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5182 (remove_unused_ivs): Reset debug stmts.
5183 * modulo-sched.c (const_iteration_count): Skip debug insns.
5184 (res_MII): Discount debug insns.
5185 (loop_single_full_bb_p): Skip debug insns.
5186 (sms_schedule): Likewise.
5187 (sms_schedule_by_order): Likewise.
5188 (ps_has_conflicts): Likewise.
5189 * caller-save.c (refmarker_fn): New.
5190 (save_call_clobbered_regs): Replace regs with saved mem in
5192 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5193 Call refmarker_fn mark for hardregnos.
5194 (mark_reg_as_referenced): New.
5195 (replace_reg_with_saved_mem): New.
5196 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5197 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5199 (cse_extended_basic_block): Skip debug insns.
5200 (count_reg_usage): Likewise.
5201 (is_dead_reg): New, split out of...
5202 (set_live_p): ... here.
5203 (insn_live_p): Use it for debug insns.
5204 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5205 (execute_optimize_stdarg): Likewise.
5206 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5207 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5208 changes in debug stmts as changes.
5209 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5210 (moveup_expr): Don't move across debug insns. Don't move
5211 debug insn if it would create a bookkeeping block.
5212 (moveup_expr_cached): Don't use cache for debug insns that
5213 are heads of blocks.
5214 (compute_av_set_inside_bb): Skip debug insns.
5215 (sel_rank_for_schedule): Schedule debug insns first. Remove
5217 (block_valid_for_bookkeeping_p); Support lax searches.
5218 (create_block_for_bookkeeping): Adjust block numbers when
5219 encountering debug-only blocks.
5220 (find_place_for_bookkeeping): Deal with debug-only blocks.
5221 (generate_bookkeeping_insn): Accept no place to insert.
5222 (remove_temp_moveop_nops): New argument full_tidying.
5223 (prepare_place_to_insert): Deal with debug insns.
5224 (advance_state_on_fence): Debug insns don't start cycles.
5225 (update_boundaries): Take fence as argument. Deal with
5227 (schedule_expr_on_boundary): No full_tidying on debug insns.
5228 (fill_insns): Deal with debug insns.
5229 (track_scheduled_insns_and_blocks): Don't count debug insns.
5230 (need_nop_to_preserve_insn_bb): New, split out of...
5231 (remove_insn_from_stream): ... this.
5232 (fur_orig_expr_not_found): Skip debug insns.
5233 * rtl.def (VALUE): Move up.
5235 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5236 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5237 Set it if debug stmts are found.
5238 (statement_sink_location): Skip debug stmts. Propagate
5239 moving defs into debug stmts.
5240 * ifcvt.c (first_active_insn): Skip debug insns.
5241 (last_active_insns): Likewise.
5242 (cond_exec_process_insns): Likewise.
5243 (noce_process_if_block): Likewise.
5244 (check_cond_move_block): Likewise.
5245 (cond_move_convert_if_block): Likewise.
5246 (block_jumps_and_fallthru_p): Likewise.
5247 (dead_or_predicable): Likewise.
5248 * dwarf2out.c (debug_str_hash_forced): New.
5249 (find_AT_string): Add comment.
5250 (gen_label_for_indirect_string): New.
5251 (get_debug_string_label): New.
5252 (AT_string_form): Use it.
5253 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5254 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5255 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5256 several operations that cannot be represented with DWARF opcodes.
5257 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5258 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5259 (dwarf2out_var_location): Take during-call mark into account.
5260 (output_indirect_string): Update comment. Output if there are
5261 label and references.
5262 (prune_indirect_string): New.
5263 (prune_unused_types): Call it if debug_str_hash_forced.
5264 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5265 (dw_long_long_const): Remove.
5266 (struct dw_val_struct): Change val_long_long type to rtx.
5267 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5268 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5269 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5270 component instead of HOST_BITS_PER_LONG.
5271 (output_loc_operands): Likewise. For const8* assert
5272 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5273 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5274 rather than HOST_BITS_PER_LONG is >= 64.
5275 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5277 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5278 HOST_BITS_PER_LONG for dw_val_class_long_long.
5279 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5280 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5281 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5283 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5284 Handle DW_OP_implicit_value.
5285 (extract_int): Move prototype earlier.
5286 (mem_loc_descriptor): For SUBREG punt if inner
5287 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5288 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5289 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5290 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5291 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5292 instead of Pmode size.
5293 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5294 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5295 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5296 (concat_loc_descriptor, concatn_loc_descriptor,
5297 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5298 (add_location_or_const_value_attribute): Likewise. For single
5299 location loc_lists attempt to use add_const_value_attribute
5300 for constant decls. Add DW_AT_const_value even if
5301 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5303 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5304 (control_flow_insn_p): Likewise.
5305 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5306 (separate_decls_in_region_debug_bind): New.
5307 (separate_decls_in_region): Process debug bind stmts afterwards.
5308 * recog.c (verify_changes): Handle debug insns.
5309 (extract_insn): Likewise.
5310 (peephole2_optimize): Skip debug insns.
5311 * dse.c (scan_insn): Skip debug insns.
5312 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5314 (setup_id_for_insn): Handle debug insns.
5315 (maybe_tidy_empty_bb): Adjust whitespace.
5316 (tidy_control_flow): Skip debug insns.
5317 (sel_remove_insn): Adjust for debug insns.
5318 (sel_estimate_number_of_insns): Skip debug insns.
5319 (create_insn_rtx_from_pattern): Handle debug insns.
5320 (create_copy_of_insn_rtx): Likewise.
5321 * sel-sched-.h (sel_bb_end): Declare.
5322 (sel_bb_empty_or_nop_p): New.
5323 (get_all_loop_exits): Use it.
5324 (_eligible_successor_edge_p): Likewise.
5325 (return_nop_to_pool): Adjust.
5326 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5327 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5328 * gimple-pretty-print.c (dump_gimple_debug): New.
5329 (dump_gimple_stmt): Use it.
5330 (dump_bb_header): Skip gimple debug stmts.
5331 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5332 (fixup_match_2): Likewise.
5333 (regmove_backward_pass): Likewise. Simplify combined
5334 replacement. Handle debug insns.
5335 * function.c (instantiate_virtual_regs): Handle debug insns.
5336 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5337 * print-rtl.h: Include cselib.h.
5338 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5339 * df.h (df_inns_rescan_debug_internal): Declare.
5340 * gcse.c (alloc_hash_table): Estimate n_insns.
5341 (cprop_insn): Don't regard debug insns as changes.
5342 (bypass_conditional_jumps): Skip debug insns.
5343 (one_pre_gcse_pass): Adjust.
5344 (one_code_hoisting_pass): Likewise.
5345 (compute_ld_motion_mems): Skip debug insns.
5346 (one_cprop_pass): Adjust.
5347 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5348 (if_convertible_stmt_p): Handle debug stmts.
5349 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5350 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5351 * ira-build.c (create_bb_allocnos): Skip debug insns.
5352 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5353 (has_single_use): Likewise.
5354 (single_imm_use): Likewise.
5355 (num_imm_uses): Likewise.
5356 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5357 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5358 (create_outofssa_var_map): Likewise.
5359 * lower-subreg.c (adjust_decomposed_uses): New.
5360 (resolve_debug): New.
5361 (decompose_multiword_subregs): Use it.
5362 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5363 * emit-rtl.c: Include params.h.
5364 (cur_debug_insn_uid): Define.
5365 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5366 (copy_rtx_if_shared_1): Handle debug insns.
5367 (reset_used_flags): Likewise.
5368 (set_used_flags): LIkewise.
5369 (get_max_insn_count): New.
5370 (next_nondebug_insn): New.
5371 (prev_nondebug_insn): New.
5372 (make_debug_insn_raw): New.
5373 (emit_insn_before_noloc): Handle debug insns.
5374 (emit_jump_insn_before_noloc): Likewise.
5375 (emit_call_insn_before_noloc): Likewise.
5376 (emit_debug_insn_before_noloc): New.
5377 (emit_insn_after_noloc): Handle debug insns.
5378 (emit_jump_insn_after_noloc): Likewise.
5379 (emit_call_insn_after_noloc): Likewise.
5380 (emit_debug_insn_after_noloc): Likewise.
5381 (emit_insn_after): Take loc from earlier non-debug insn.
5382 (emit_jump_insn_after): Likewise.
5383 (emit_call_insn_after): Likewise.
5384 (emit_debug_insn_after_setloc): New.
5385 (emit_debug_insn_after): New.
5386 (emit_insn_before): Take loc from later non-debug insn.
5387 (emit_jump_insn_before): Likewise.
5388 (emit_call_insn_before): Likewise.
5389 (emit_debug_insn_before_setloc): New.
5390 (emit_debug_insn_before): New.
5391 (emit_insn): Handle debug insns.
5392 (emit_debug_insn): New.
5393 (emit_jump_insn): Handle debug insns.
5394 (emit_call_insn): Likewise.
5396 (init_emit): Take min-nondebug-insn-uid into account.
5397 Initialize cur_debug_insn_uid.
5398 (emit_copy_of_insn_after): Handle debug insns.
5399 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5400 location of single rhs in place.
5401 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5402 (floor_sdiv_adjust): New.
5403 (cell_sdiv_adjust): New.
5404 (cell_udiv_adjust): New.
5405 (round_sdiv_adjust): New.
5406 (round_udiv_adjust): New.
5407 (wrap_constant): Moved from cselib.
5408 (unwrap_constant): New.
5409 (expand_debug_expr): New.
5410 (expand_debug_locations): New.
5411 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5413 (gimple_expand_cfg): Expand debug locations.
5414 * cselib.c: Include tree-pass.h.
5415 (struct expand_value_data): New.
5416 (cselib_record_sets_hook): New.
5417 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5418 (cselib_clear_table): Move, and implemnet in terms of...
5419 (cselib_reset_table_with_next_value): ... this.
5420 (cselib_get_next_unknown_value): New.
5421 (discard_useless_locs): Don't discard preserved values.
5422 (cselib_preserve_value): New.
5423 (cselib_preserved_value_p): New.
5424 (cselib_preserve_definitely): New.
5425 (cselib_clear_preserve): New.
5426 (cselib_preserve_only_values): New.
5427 (new_cselib_val): Take rtx argument. Dump it in details.
5428 (cselib_lookup_mem): Adjust.
5429 (expand_loc): Take regs_active in struct. Adjust. Silence
5430 dumps unless details are requested.
5431 (cselib_expand_value_rtx_cb): New.
5432 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5433 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5434 without details. Copy more subregs. Try to resolve values
5435 using a callback. Wrap constants.
5436 (cselib_subst_to_values): Adjust.
5437 (cselib_log_lookup): New.
5438 (cselib_lookup): Call it.
5439 (cselib_invalidate_regno): Don't count preserved values as useless.
5440 (cselib_invalidate_mem): Likewise.
5441 (cselib_record_set): Likewise.
5442 (struct set): Renamed to cselib_set, moved to cselib.h.
5443 (cselib_record_sets): Adjust. Call hook.
5444 (cselib_process_insn): Reset table when it would be cleared.
5445 (dump_cselib_val): New.
5446 (dump_cselib_table): New.
5447 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5448 (remove_forwarder_block): Support moving debug stmts.
5449 * cselib.h (cselib_record_sets_hook): Declare.
5450 (cselib_expand_callback): New type.
5451 (cselib_expand_value_rtx_cb): Declare.
5452 (cselib_reset_table_with_next_value): Declare.
5453 (cselib_get_next_unknown_value): Declare.
5454 (cselib_preserve_value): Declare.
5455 (cselib_preserved_value_p): Declare.
5456 (cselib_preserve_only_values): Declare.
5457 (dump_cselib_table): Declare.
5458 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5459 (try_crossjump_to_edge): Likewise.
5460 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5461 dominated blocks when debug stmts are present.
5462 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5463 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5464 (set_var_live_on_entry): Likewise.
5465 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5466 * cfglayout.c (curr_location, last_location): Make static.
5467 (set_curr_insn_source_location): Don't avoid bouncing.
5468 (get_curr_insn_source_location): New.
5469 (get_curr_insn_block): New.
5470 (duplicate_insn_chain): Handle debug insns.
5471 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5473 * common.opt (fcompare-debug): Move to sort order.
5474 (fdump-unnumbered-links): Likewise.
5475 (fvar-tracking-assignments): New.
5476 (fvar-tracking-assignments-toggle): New.
5477 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5478 because of debug stmts.
5479 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5480 (eliminate_unnecessary_stmts): Walk dominated blocks before
5482 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5483 * ira.c (memref_used_between_p): Skip debug insns.
5484 (update_equiv_regs): Likewise.
5485 * sched-deps.c (sd_lists_size): Accept empty list.
5486 (sd_init_insn): Mark debug insns.
5487 (sd_finish_insn): Unmark them.
5488 (sd_add_dep): Reject non-debug deps on debug insns.
5489 (fixup_sched_groups): Give debug insns group treatment.
5491 (sched_analyze_reg): Don't mark debug insns for sched before call.
5492 (sched_analyze_2): Handle debug insns.
5493 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5495 (deps_analyze_insn): Handle debug insns.
5496 (deps_start_bb): Skip debug insns.
5497 (init_deps): Initialize last_debug_insn.
5498 * tree-ssa.c (target_for_debug_bind): New.
5499 (find_released_ssa_name): New.
5500 (propagate_var_def_into_debug_stmts): New.
5501 (propagate_defs_into_debug_stmts): New.
5502 (verify_ssa): Skip debug bind stmts without values.
5503 (warn_uninialized_vars): Skip debug stmts.
5504 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5505 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5506 (rtx_equal_p): Likewise.
5507 * ira-costs.c (scan_one_insn): Skip debug insns.
5508 (process_bb_node_for_hard_reg_moves): Likewise.
5509 * rtl.h (DEBUG_INSN_P): New.
5510 (NONDEBUG_INSN_P): New.
5511 (MAY_HAVE_DEBUG_INSNS): New.
5512 (INSN_P): Accept debug insns.
5513 (RTX_FRAME_RELATED_P): Likewise.
5514 (INSN_DELETED_P): Likewise
5515 (PAT_VAR_LOCATION_DECL): New.
5516 (PAT_VAR_LOCATION_LOC): New.
5517 (PAT_VAR_OCATION_STATUS): New.
5518 (NOTE_VAR_LOCATION_DECL): Reimplement.
5519 (NOTE_VAR_LOCATION_LOC): Likewise.
5520 (NOTE_VAR_LOCATION_STATUS): Likewise.
5521 (INSN_VAR_LOCATION): New.
5522 (INSN_VAR_LOCATION_DECL): New.
5523 (INSN_VAR_LOCATION_LOC): New.
5524 (INSN_VAR_LOCATION_STATUS): New.
5525 (gen_rtx_UNKNOWN_VAR_LOC): New.
5526 (VAR_LOC_UNKNOWN_P): New.
5527 (NOTE_DURING_CALL_P): New.
5528 (SCHED_GROUP_P): Accept debug insns.
5529 (emit_debug_insn_before): Declare.
5530 (emit_debug_insn_before_noloc): Declare.
5531 (emit_debug_insn_beore_setloc): Declare.
5532 (emit_debug_insn_after): Declare.
5533 (emit_debug_insn_after_noloc): Declare.
5534 (emit_debug_insn_after_setloc): Declare.
5535 (emit_debug_insn): Declare.
5536 (make_debug_insn_raw): Declare.
5537 (prev_nondebug_insn): Declare.
5538 (next_nondebug_insn): Declare.
5539 (delegitimize_mem_from_attrs): Declare.
5540 (get_max_insn_count): Declare.
5541 (wrap_constant): Declare.
5542 (unwrap_constant): Declare.
5543 (get_curr_insn_source_location): Declare.
5544 (get_curr_insn_block): Declare.
5545 * tree-inline.c (insert_debug_decl_map): New.
5546 (processing_debug_stmt): New.
5547 (remap_decl): Don't create new mappings in debug stmts.
5548 (remap_gimple_op_r): Don't add references in debug stmts.
5549 (copy_tree_body_r): Likewise.
5550 (remap_gimple_stmt): Handle debug bind stmts.
5551 (copy_bb): Skip debug stmts.
5552 (copy_edges_for_bb): Likewise.
5553 (copy_debug_stmt): New.
5554 (copy_debug_stmts): New.
5555 (copy_body): Copy debug stmts at the end.
5556 (insert_init_debug_bind): New.
5557 (insert_init_stmt): Take id. Skip and emit debug stmts.
5558 (setup_one_parameter): Remap variable earlier, register debug mapping.
5559 (estimate_num_insns): Skip debug stmts.
5560 (expand_call_inline): Preserve debug_map.
5561 (optimize_inline_calls): Check for no debug_stmts left-overs.
5562 (unsave_expr_now): Preserve debug_map.
5563 (copy_gimple_seq_and_replace_locals): Likewise.
5564 (tree_function_versioning): Check for no debug_stmts left-overs.
5565 Init and destroy debug_map as needed. Split edges unconditionally.
5566 (build_duplicate_type): Init and destroy debug_map as needed.
5567 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5568 (struct copy_body_data): Add debug_stmts and debug_map.
5569 * sched-int.h (struct ready_list): Add n_debug.
5570 (struct deps): Add last_debug_insn.
5571 (DEBUG_INSN_SCHED_P): New.
5572 (BOUNDARY_DEBUG_INSN_P): New.
5573 (SCHEDULE_DEBUG_INSN_P): New.
5574 (sd_iterator_cond): Accept empty list.
5575 * combine.c (create_log_links): Skip debug insns.
5576 (combine_instructions): Likewise.
5577 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5578 return value is always unshared.
5579 (struct rtx_subst_pair): New.
5580 (auto_adjust_pair): New.
5581 (propagate_for_debug_subst): New.
5582 (propagate_for_debug): New.
5583 (try_combine): Skip debug insns. Propagate removed defs into
5585 (next_nonnote_nondebug_insn): New.
5586 (distribute_notes): Use it. Skip debug insns.
5587 (distribute_links): Skip debug insns.
5588 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5589 * resource.c (mark_target_live_regs): Likewise.
5590 * var-tracking.c: Include cselib.h and target.h.
5591 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5593 (micro_operation_type_name): New.
5594 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5595 (struct micro_operation_def): Update comments.
5596 (decl_or_value): New type. Use instead of decls.
5597 (struct emit_note_data_def): Add vars.
5598 (struct attrs_def): Use decl_or_value.
5599 (struct variable_tracking_info_def): Add permp, flooded.
5600 (struct location_chain_def): Update comment.
5601 (struct variable_part_def): Use decl_or_value.
5602 (struct variable_def): Make var_part a variable length array.
5604 (scratch_regs): New.
5605 (cselib_hook_called): New.
5606 (dv_is_decl_p): New.
5607 (dv_is_value_p): New.
5610 (dv_as_opaque): New.
5611 (dv_onepart_p): New.
5613 (IS_DECL_CODE): New.
5614 (check_value_is_not_decl): New.
5615 (dv_from_decl): New.
5616 (dv_from_value): New.
5617 (dv_htab_hash): New.
5618 (variable_htab_hash): Use it.
5619 (variable_htab_eq): Support values.
5620 (variable_htab_free): Free from the right pool.
5621 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5622 (attrs_list_union): Adjust.
5623 (attrs_list_mpdv_union): New.
5624 (tie_break_pointers): New.
5625 (canon_value_cmp): New.
5626 (unshare_variable): Return possibly-modified slot.
5627 (vars_copy_1): Adjust.
5628 (var_reg_decl_set): Adjust. Split out of...
5629 (var_reg_set): ... this.
5630 (get_init_value): Adjust.
5631 (var_reg_delete_and_set): Adjust.
5632 (var_reg_delete): Adjust.
5633 (var_regno_delete): Adjust.
5634 (var_mem_decl_set): Split out of...
5635 (var_mem_set): ... this.
5636 (var_mem_delete_and_set): Adjust.
5637 (var_mem_delete): Adjust.
5641 (variable_union): Adjust. Speed up merge of 1-part vars.
5642 (variable_canonicalize): Use unshared slot.
5643 (VALUED_RECURSED_INTO): New.
5644 (find_loc_in_1pdv): New.
5645 (struct dfset_merge): New.
5646 (insert_into_intersection): New.
5647 (intersect_loc_chains): New.
5649 (canonicalize_loc_order_check): New.
5650 (canonicalize_values_mark): New.
5651 (canonicalize_values_star): New.
5652 (variable_merge_over_cur): New.
5653 (variable_merge_over_src): New.
5654 (dataflow_set_merge): New.
5655 (dataflow_set_equiv_regs): New.
5656 (remove_duplicate_values): New.
5657 (struct dfset_post_merge): New.
5658 (variable_post_merge_new_vals): New.
5659 (variable_post_merge_perm_vals): New.
5660 (dataflow_post_merge_adjust): New.
5661 (find_mem_expr_in_1pdv): New.
5662 (dataflow_set_preserve_mem_locs): New.
5663 (dataflow_set_remove_mem_locs): New.
5664 (dataflow_set_clear_at_call): New.
5665 (onepart_variable_different_p): New.
5666 (variable_different_p): Use it.
5667 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5668 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5670 (track_loc_p): Pass it true.
5671 (struct count_use_info): New.
5672 (find_use_val): New.
5673 (replace_expr_with_values): New.
5675 (use_type): New, partially split out of...
5676 (count_uses): ... this. Count new micro-ops.
5677 (count_uses_1): Adjust.
5678 (count_stores): Adjust.
5679 (count_with_sets): New.
5680 (VAL_NEEDS_RESOLUTION): New.
5681 (VAL_HOLDS_TRACK_EXPR): New.
5682 (VAL_EXPR_IS_COPIED): New.
5683 (VAL_EXPR_IS_CLOBBERED): New.
5684 (add_uses): Adjust. Generate new micro-ops.
5685 (add_uses_1): Adjust.
5686 (add_stores): Generate new micro-ops.
5687 (add_with_sets): New.
5688 (find_src_status): Adjust.
5689 (find_src_set_src): Adjust.
5690 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5691 Handle new micro-ops. Canonicalize value equivalances.
5692 (vt_find_locations): Compute total size of hash tables for
5693 dumping. Perform merge for var-tracking-assignments. Don't
5694 disregard single-block loops.
5695 (dump_attrs_list): Handle decl_or_value.
5696 (dump_variable): Take variable. Deal with decl_or_value.
5697 (dump_variable_slot): New.
5698 (dump_vars): Use it.
5699 (dump_dataflow_sets): Adjust.
5700 (set_slot_part): New, extended to support one-part variables
5701 after splitting out of...
5702 (set_variable_part): ... this.
5703 (clobber_slot_part): New, split out of...
5704 (clobber_variable_part): ... this.
5705 (delete_slot_part): New, split out of...
5706 (delete_variable_part): .... this.
5707 (check_wrap_constant): New.
5708 (vt_expand_loc_callback): New.
5709 (vt_expand_loc): New.
5710 (emit_note_insn_var_location): Adjust. Handle values. Handle
5711 EMIT_NOTE_AFTER_CALL_INSN.
5712 (emit_notes_for_differences_1): Adjust. Handle values.
5713 (emit_notes_for_differences_2): Likewise.
5714 (emit_notes_for_differences): Adjust.
5715 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5716 Adjust. Handle new micro-ops.
5717 (vt_add_function_parameters): Adjust. Create and bind values.
5718 (vt_initialize): Adjust. Initialize scratch_regs and
5719 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5720 operations. Move some code to count_with_sets and add_with_sets.
5721 (delete_debug_insns): New.
5722 (vt_debug_insns_local): New.
5723 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5725 (var_tracking_main): If var-tracking-assignments is enabled
5726 but var-tracking isn't, delete debug insns and leave. Likewise
5727 if we exceed limits or fail the stack adjustments tests, and
5728 after all var-tracking processing.
5729 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5730 (dataflow_set): Add traversed_vars.
5731 (value_chain, const_value_chain): New typedefs.
5732 (value_chain_pool, value_chains): New variables.
5733 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5734 add_value_chains, add_cselib_value_chains, remove_value_chain,
5735 remove_value_chains, remove_cselib_value_chains): New functions.
5736 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5737 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5739 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5740 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5741 (dst_can_be_shared): New variable.
5742 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5743 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5744 different from set->vars, look up slot again instead of using the
5746 (dataflow_set_init): Initialize traversed_vars.
5747 (variable_union): Use shared_hash_*. Use initially NO_INSERT
5748 lookup if set->vars is shared. Don't keep slot cleared before
5749 calling unshare_variable. Unshare set->vars if needed. Adjust
5750 unshare_variable callers. Clear dst_can_be_shared if needed.
5751 Even ->refcount == 1 vars must be unshared if set->vars is shared
5752 and var needs to be modified.
5753 (dataflow_set_union): Set traversed_vars during canonicalization.
5754 (VALUE_CHANGED, DECL_CHANGED): Define.
5755 (set_dv_changed, dv_changed_p): New static inlines.
5756 (track_expr_p): Clear DECL_CHANGED.
5757 (dump_dataflow_sets): Set it.
5758 (variable_was_changed): Call set_dv_changed.
5759 (emit_note_insn_var_location): Likewise.
5760 (changed_variables_stack): New variable.
5761 (check_changed_vars_1, check_changed_vars_2): New functions.
5762 (emit_notes_for_changes): Do nothing if changed_variables is
5763 empty. Traverse changed_variables with check_changed_vars_1,
5764 call check_changed_vars_2 on each changed_variables_stack entry.
5765 (emit_notes_in_bb): Add SET argument. Just clear it at the
5766 beginning, use it instead of local &set, don't destroy it at the end.
5767 (vt_emit_notes): Call dataflow_set_clear early on all
5768 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
5769 computed set, dataflow_set_clear also VTI(bb)->in when we are
5770 done with the basic block. Initialize changed_variables_stack,
5771 free it afterwards. If ENABLE_CHECKING verify that after noting
5772 differences to an empty set value_chains hash table is empty.
5773 (vt_initialize): Initialize value_chains and value_chain_pool.
5774 (vt_finalize): Delete value_chains htab, free value_chain_pool.
5775 (variable_tracking_main): Call dump_dataflow_sets before calling
5776 vt_emit_notes, not after it.
5777 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
5778 (propagate_var_def_into_debug_stmts): Declare.
5779 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
5780 (df_set_note): Reject debug insns.
5781 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
5782 add notes to debug insns.
5783 (df_note_bb_compute): Adjust. Likewise.
5784 (df_simulate_uses): Skip debug insns.
5785 (df_simulate_initialize_backwards): Likewise.
5786 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
5787 (subst_stack_regs_pat): Reject debug insns.
5788 (convert_regs_1): Handle debug insns.
5789 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
5790 (print-rtl.o): Depend on cselib.h.
5791 (cselib.o): Depend on TREE_PASS_H.
5792 (var-tracking.o): Depend on cselib.h and TARGET_H.
5793 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
5794 (init_ready_list): Skip boundary debug insns.
5795 (add_branch_dependences): Skip debug insns.
5796 (free_block_dependencies): Check for blocks with only debug insns.
5797 (compute_priorities): Likewise.
5798 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
5799 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
5801 (gimple_build_debug_bind_stat): New.
5802 (empty_body_p): Skip debug stmts.
5803 (gimple_has_side_effects): Likewise.
5804 (gimple_rhs_has_side_effects): Likewise.
5805 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
5806 (gimple_build_debug_bind_stat): Declare.
5807 (gimple_build_debug_bind): Define.
5808 (is_gimple_debug): New.
5809 (gimple_debug_bind_p): New.
5810 (gimple_debug_bind_get_var): New.
5811 (gimple_debug_bind_get_value): New.
5812 (gimple_debug_bind_get_value_ptr): New.
5813 (gimple_debug_bind_set_var): New.
5814 (gimple_debug_bind_set_value): New.
5815 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
5816 (gimple_debug_bind_reset_value): New.
5817 (gimple_debug_bind_has_value_p): New.
5818 (gsi_next_nondebug): New.
5819 (gsi_prev_nondebug): New.
5820 (gsi_start_nondebug_bb): New.
5821 (gsi_last_nondebug_bb): New.
5822 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
5823 (print_insn): Handle DEBUG_INSN.
5824 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
5825 of first insn prevail.
5826 (first_stmt): Skip debug stmts.
5827 (first_non_label_stmt): Likewise.
5828 (last_stmt): Likewise.
5829 (has_zero_uses_1): New.
5830 (single_imm_use_1): New.
5831 (verify_gimple_debug): New.
5832 (verify_types_in_gimple_stmt): Handle debug stmts.
5833 (verify_stmt): Likewise.
5834 (debug_loop_num): Skip debug stmts.
5835 (remove_edge_and_dominated_blocks): Remove dominators last.
5836 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
5837 (linearize_expr): Likewise.
5838 * config/i386/i386.c (ix86_delegitimize_address): Call
5839 default implementation.
5840 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
5841 (group_barrier_needed): Skip debug insns.
5842 (emit_insn_group_barriers): Likewise.
5843 (emit_all_insn_group_barriers): Likewise.
5844 (ia64_variable_issue): Handle debug insns.
5845 (ia64_dfa_new_cycle): Likewise.
5846 (final_emit_insn_group_barriers): Skip debug insns.
5847 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
5848 def cfa without frame.
5849 (process_set): Likewise.
5850 (process_for_unwind_directive): Pass frame on.
5851 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5852 (rs6000_delegitimize_address): New.
5853 (rs6000_debug_adjust_cost): Handle debug insns.
5854 (is_microcoded_insn): Likewise.
5855 (is_cracked_insn): Likewise.
5856 (is_nonpipeline_insn): Likewise.
5857 (insn_must_be_first_in_group): Likewise.
5858 (insn_must_be_last_in_group): Likewise.
5859 (force_new_group): Likewise.
5860 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
5861 contains only debug insns.
5862 (rtl_merge_blocks): Skip debug insns.
5863 (purge_dead_edges): Likewise.
5864 (rtl_block_ends_with_call_p): Skip debug insns.
5865 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
5866 (mark_reg_dependencies): Skip debug insns.
5867 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
5868 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
5869 * tree-ssa-threadedge.c
5870 (record_temporary_equivalences_from_stmts): Skip debug stmts.
5871 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
5872 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
5873 (copyprop_hardreg_forward_1): Handle debug insns.
5874 * reload1.c (reload): Skip debug insns. Replace unassigned
5875 pseudos in debug insns with their equivalences.
5876 (eliminate_regs_in_insn): Skip debug insns.
5877 (emit_input_reload_insns): Skip debug insns at first, adjust
5879 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
5880 (get_indirect_ref_operands): Pass opf_no_vops on.
5881 (get_expr_operands): Likewise. Skip debug stmts.
5882 (parse_ssa_operands): Scan debug insns with opf_no_vops.
5884 2009-09-01 Richard Henderson <rth@redhat.com>
5886 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
5887 stmt_ends_pp_p statements at least once.
5888 * tree-vrp.c (vrp_initialize): Likewise.
5889 (vrp_visit_stmt): Be prepared for non-interesting stmts.
5891 2009-09-01 Dodji Seketeli <dodji@redhat.com>
5894 Fix AIX bootstrap after PR debug/30161
5895 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
5896 that is a GNU extension.
5897 (tmpl_value_parm_die_table): Move the definition of this global
5898 outside #ifdef DWARF2_DEBUGGING_INFO region.
5900 2009-09-01 Richard Guenther <rguenther@suse.de>
5902 * tree.c (tree_expr_size): New function.
5903 * tree.h (tree_expr_size): Declare.
5904 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
5905 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
5906 * langhooks.c (lhd_expr_size): Remove.
5907 * langhooks.h (struct lang_hooks): Remove expr_size.
5908 * explow.c (expr_size): Use tree_expr_size.
5909 (int_expr_size): Likewise.
5910 * langhooks-def.h (lhd_expr_size): Remove.
5911 (LANG_HOOKS_EXPR_SIZE): Likewise.
5912 (LANG_HOOKS_INITIALIZER): Adjust.
5914 2009-09-01 Richard Guenther <rguenther@suse.de>
5916 * tree-flow.h (mark_addressable): Move declaration ...
5917 * tree.h (mark_addressable): ... here.
5918 * stmt.c (expand_asm_operands): Use mark_addressable, not
5919 lang_hooks.mark_addressable.
5920 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5921 LANG_HOOKS_MARK_ADDRESSABLE.
5922 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
5923 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
5925 2009-08-31 Chris Demetriou <cgd@google.com>
5927 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
5928 vectorize if not TARGET_SSE2.
5930 2009-08-31 DJ Delorie <dj@redhat.com>
5932 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
5933 registers if no coprocessor is enabled.
5935 2009-08-31 Dodji Seketeli <dodji@redhat.com>
5938 * cgraph.h (cgraph_get_node): Declare ...
5939 * cgraph.c (cgraph_get_node): ... new function.
5940 * dwarf2out.c (gen_generic_params_dies,
5941 generic_parameter_die, tree_add_const_value_attribute_for_decl,
5942 make_ith_pack_parameter_name,
5943 append_entry_to_tmpl_value_parm_die_table,
5944 gen_remaining_tmpl_value_param_die_attribute): New functions.
5945 (gen_subprogram_die): Generate debug info for template parameters
5946 if debug info level is higher than DINFO_LEVEL_TERSE.
5947 Use tree_add_const_value_attribute_for_decl instead of
5948 tree_add_const_value_attribute.
5949 (gen_const_die): Use tree_add_const_value_attribute_for_decl
5950 instead of tree_add_const_value_attribute.
5951 (gen_struct_or_union_type_die): Generate debug
5952 info for template parameters if debug info level is higher than
5954 (tree_add_const_value_attribute): Handle integral and pointer
5955 constants. Update comment.
5956 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
5957 (dwarf_attr_name): Support DW_AT_GNU_template_name.
5958 (reference_to_unused): Fix thinko. Remove redundant predicates from
5960 (tree_add_const_value_attribute): Make this work for constant
5962 tree_add_const_value_attribute_for_decl is to be used for variable
5964 (add_location_or_const_value_attribute): Use
5965 tree_add_const_value_attribute_for_decl now.
5966 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
5967 DW_TAG_template_value_param DIEs after function DIEs have been
5969 * langhooks.h (lang_hooks_for_types): Add
5970 get_argument_pack_elems.
5971 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
5972 (lang_hooks): Added get_innermost_generic_parms,
5973 get_innermost_generic_args.
5974 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
5975 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
5976 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
5977 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
5979 2009-08-31 DJ Delorie <dj@redhat.com>
5981 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
5982 it once we start generating the prologue or epilogue.
5983 (mep_call_saves_register): If the frame is locked, re-use
5985 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
5986 (mep_expand_prologue): Call it.
5987 (mep_expand_epilogue): Likewise.
5988 (mep_start_function): Use the same logic as mep_expand_prologue.
5989 (mep_pass_by_reference): Make logic more readable.
5990 (mep_return_in_memory): Zero-sized objects are passed in memory.
5991 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
5993 2009-08-31 Richard Guenther <rguenther@suse.de>
5995 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5996 to query if the memory regions for memmove overlap.
5997 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5998 asserts on pointers, instead deal with odd trees.
5999 (ptr_derefs_may_alias_p): Likewise.
6000 (refs_may_alias_p_1): Constructor bases also never alias.
6002 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6004 * doc/install.texi (Final install): Adjust reference on where to
6005 order printed manuals.
6007 2009-08-30 Olivier Hainque <hainque@adacore.com>
6009 * dwarf2out.c (switch_to_frame_table_section): Move
6010 definition prior to first use.
6012 2009-08-30 Richard Guenther <rguenther@suse.de>
6014 PR tree-optimization/41186
6015 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6016 (ao_ref_init_from_ptr_and_size): New function.
6017 (ref_maybe_used_by_call_p_1): Be more precise tracking
6018 used ranges for builtin functions.
6019 (ref_maybe_used_by_call_p): Adjust.
6020 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6021 ranges for builtin functions.
6022 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6024 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6027 * fwprop.c (get_reg_use_in): Delete.
6028 (free_load_extend): New function.
6029 (forward_propagate_subreg): Use it.
6031 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6033 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6035 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6038 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6041 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6043 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6044 fini or fini_array section.
6046 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6048 * graphite-dependences.c (graphite_legal_transform_bb): Call
6049 pbb_remove_duplicate_pdrs.
6050 * graphite-poly.c (can_collapse_pdr): Removed.
6051 (pdr_find_duplicate): Removed.
6052 (can_collapse_pdrs): New.
6053 (pbb_remove_duplicate_pdrs): New.
6054 (new_poly_dr): Do not look for duplicates.
6055 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6056 (PBB_PDR_DUPLICATES_REMOVED): New.
6057 (pbb_remove_duplicate_pdrs): Declared.
6059 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6061 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6062 the strides by multiplying by PDR_NB_REFS.
6063 * graphite-poly.c (can_collapse_pdr): New.
6064 (pdr_find_duplicate): New.
6065 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6066 Initialize PDR_NB_REFS.
6067 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6069 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6071 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6074 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6077 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6079 * graphite-dependences.c (pddr_original_scattering): Return NULL
6080 for read-read dependence relations.
6081 * graphite-poly.h (enum poly_dr_type): Fix comment.
6084 (pdr_may_write_p): New.
6086 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6088 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6089 (struct poly_dr): Same.
6090 (new_poly_dr): Same.
6091 * graphite-poly.c (new_poly_dr): Same.
6092 * graphite-dependences.c (dot_deps): Disable call to system.
6094 2009-08-28 Cary Coutant <ccoutant@google.com>
6097 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6098 struct/union/enum types local to a function.
6100 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6101 Sebastian Pop <sebastian.pop@amd.com>
6103 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6104 pbb_strip_mine_time_depth. Changed the implementation so that
6105 transformation is expressed as a transformation on
6106 time (scatttering) dimensions. Also, ensures that the 2d+1
6107 scheduling format is preserved.
6108 (pbb_strip_mine_profitable_p): Profitability is based on the
6109 iteration number of a given time (scattering) dimension,
6110 and not on a original loop depth dimension.
6111 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6112 (pbb_do_strip_mine): Call psct_dynamic_dim.
6113 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6114 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6115 (pbb_nb_dynamic_scattering_transform): New.
6116 (psct_dynamic_dim): New.
6118 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6120 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6121 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6122 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6123 * graphite-interchange.c (build_linearized_memory_access): Same.
6124 (memory_stride_in_loop): Same.
6126 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6128 * graphite-dependences.c (pddr_original_scattering): New.
6129 (graphite_legal_transform_dr): Call pddr_original_scattering.
6132 * graphite-dependences.h (dot_deps): Declared.
6133 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6134 (print_pdr): Print PDR_ID.
6135 * graphite-poly.h (struct poly_dr): Add field id.
6138 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6140 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6142 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6143 not delete the original dependence relation.
6145 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6147 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6148 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6149 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6150 (free_poly_ddr): New.
6151 (pddr_is_empty): New.
6152 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6153 (dependence_polyhedron): Same. Remove useless gcc_assert.
6155 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6156 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6157 * graphite-dependences.h (enum poly_dependence_kind): New.
6158 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6159 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6160 (PDRP_SINK): Renamed PDDR_SINK.
6161 (PDRP_DDP): Renamed PDDR_DDP.
6163 (free_poly_ddr): Declared.
6164 * graphite-poly.c (new_scop): Use the new hash function names.
6165 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6166 into original_pddrs.
6167 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6169 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6171 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6172 bounds with LT_EXPR to make niter analysis more precise on code
6173 generated by Graphite.
6175 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6177 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6178 (graphite_legal_transform_bb): Same.
6179 (poly_drs_may_alias_p): Same.
6181 2009-08-28 Richard Guenther <rguenther@suse.de>
6183 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6185 2009-08-28 Jan Beulich <jbeulich@novell.com>
6187 * config/i386/netware.c: Include langhooks.h.
6188 (i386_nlm_encode_section_info): Simplify.
6189 (netware_override_options): Delete.
6190 * config/i386/netware.h (netware_override_options): Delete
6192 (OVERRIDE_OPTIONS): Delete definition.
6193 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6194 (ASM_COMMENT_START): Define.
6195 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6197 2009-08-28 Jan Beulich <jbeulich@novell.com>
6199 * configure.ac: For in-tree ld, do a plain version check to
6200 determine whether comdat groups are supported.
6201 * configure: Regenerate.
6203 2009-08-28 Olivier Hainque <hainque@adacore.com>
6205 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6206 always defined. Reflect definition or absence of such for
6207 COLLECT_EXPORT_LIST. Readability helper.
6208 (scanfilter): New enum, to help control what symbols
6209 are to be considered or ignored by scan_prog_file.
6210 (enum pass): Rename as "scanpass", moved together with scanfilter
6211 prior to scan_prog_file's prototype.
6212 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6213 Group prototype with the scanpass/scanfilter definitions, factorize
6214 head comments for the several implementations at the prototype.
6215 (main): Reorganize the first pass link control to let AIX
6216 drag only the needed frame tables in executables. Prevent
6217 frame tables collection during the scan aimed at static ctors.
6218 Pre-link and scan for frame tables later to compensate.
6219 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6220 A C statement to issue assembly directives that create a reference
6221 to the given DWARF table identifier label from the current function
6223 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6224 to differentiate first time section entry. Only emit a .data
6225 tables start identifier label the first time around.
6226 (switch_to_frame_table_section): New function. Helper for
6227 output_call_frame_info to switch possibly BACK into the eh_frame
6228 or the debug_frame section depending on FOR_EH.
6229 (output_call_frame_info): Use helper to first enter the proper
6231 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6232 emit a link to the frame table start label from each function
6234 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6235 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6236 * config/rs6000/rs6000-protos.h: Declare it.
6237 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6239 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6241 * config/sh/sh.c (split_branches): Check the result of
6244 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6246 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6247 using -pthread -fopenmp
6249 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6251 * doc/service.texi (service directory): Update URL.
6253 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6255 PR rtl-optimization/40861
6256 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6257 extract word from a multi-word subreg for negative byte positions.
6259 2009-08-27 Tristan Gingold <gingold@adacore.com>
6260 Douglas B Rupp <rupp@gnat.com>
6262 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6263 (SECTION_VMS_OVERLAY): Define.
6264 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6266 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6268 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6269 common_object declarations.
6270 (ia64_section_type_flags): Set section flag for common_object.
6271 * config/ia64/ia64-protos.h
6272 (ia64_vms_output_aligned_decl_common): Declare.
6273 (ia64_vms_elf_asm_named_section): Declare.
6275 2009-08-27 Michael Matz <matz@suse.de>
6277 * expr.c (expand_expr_real_2): New function taking exploded
6278 unary or binary expression, split out from ...
6279 (expand_expr_real_1): ... here. Move over all unary/binary
6280 switch parts to above function, in particular these codes:
6281 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6282 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6283 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6284 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6285 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6286 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6287 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6288 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6289 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6290 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6291 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6292 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6293 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6294 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6295 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6296 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6297 VEC_PACK_FIX_TRUNC_EXPR.
6298 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6301 2009-08-27 Richard Guenther <rguenther@suse.de>
6303 * gengtype.c (main): Handle uint64_t.
6304 * ipa-utils.c (get_base_var): Indent properly.
6305 * tree-ssa-live.c (debug_scope_block): New function.
6306 * tree-flow.h (debug_scope_block): Declare.
6307 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6308 * basic-block.h (enum profile_status): Rename to
6309 enum profile_status_d.
6310 (x_profile_status): Adjust type.
6312 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6315 * dwarf2out.c (get_context_die): Declare this static function.
6316 (gen_type_die_with_usage): Make sure a DIE is a generated for
6317 the context of a typedef.
6319 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6321 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6324 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6326 * config/mips/mips-protos.h (mips_output_sync): Declare.
6327 (mips_sync_loop_insns): Likewise.
6328 (mips_output_sync_loop): Replace first two parameters with an rtx.
6329 * config/mips/mips.c (mips_multi_member): New structure.
6330 (mips_multi_members): New variable.
6331 (mips_multi_start): New function.
6332 (mips_multi_add): Likewise.
6333 (mips_multi_add_insn): Likewise.
6334 (mips_multi_add_label): Likewise.
6335 (mips_multi_last_index): Likewise.
6336 (mips_multi_copy_insn): Likewise.
6337 (mips_multi_set_operand): Likewise.
6338 (mips_multi_write): Likewise.
6339 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6340 (mips_init_print_operand_punct): Update accordingly.
6341 (mips_start_ll_sc_sync_block): New function.
6342 (mips_end_ll_sc_sync_block): Likewise.
6343 (mips_output_sync): Likewise.
6344 (mips_sync_insn1_template): Likewise.
6345 (mips_sync_insn2_template): Likewise.
6346 (mips_get_sync_operand): Likewise.
6347 (mips_process_sync_loop): Likewise.
6348 (mips_output_sync_loop): Use mips_process_sync_loop.
6349 (mips_sync_loop_insns): New function.
6350 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6351 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6352 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6353 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6354 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6355 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6356 (MIPS_SYNC_OLD_OP_12): Likewise.
6357 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6358 (MIPS_SYNC_NEW_OP_12): Likewise.
6359 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6360 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6361 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6362 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6363 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6364 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6365 * config/mips/mips.md (sync_mem): New attribute.
6366 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6367 (sync_exclusive_mask, sync_required_oldval): Likewise.
6368 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6369 (sync_release_barrier): Likewise.
6370 (length): Handle sync loops.
6371 (sync): Use mips_output_sync.
6372 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6373 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6374 and use mips_output_sync_loop.
6375 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6376 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6377 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6378 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6379 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6380 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6381 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6382 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6383 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6385 2009-08-26 Richard Guenther <rguenther@suse.de>
6388 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6389 the types to not match.
6390 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6392 * tree-ssa.c (useless_type_conversion_p): Conversions to
6393 pointers to unprototyped functions are useless.
6395 2009-08-26 Richard Guenther <rguenther@suse.de>
6397 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6398 whole-program condition, prepare to be called for non-globals.
6399 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6400 params build a representative with known type and track its fields.
6402 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6404 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6405 clearing by a taken branch.
6406 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6407 effectively after bbro pass.
6408 (sync_nand<mode>): Ditto.
6409 (sync_old_<fetchop_name><mode>): Ditto.
6410 (sync_old_nand<mode>): Ditto.
6411 (sync_new_<fetchop_name><mode>): Dito.
6412 (sync_new_nand<mode>): Ditto.
6413 (sync_compare_and_swap<mode>_1): Ditto.
6414 (*sync_compare_and_swap<mode>): Ditto.
6415 (sync_lock_test_and_set<mode>_1): Ditto.
6416 ("sync_lock_test_and_set<mode>): Ditto.
6418 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6420 * hwint.h (HOST_LONG_FORMAT): New macro
6421 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6422 Use HOST_PTR_PRINTF.
6423 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6424 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6425 (HOST_PTR_PRINTF): Document.
6427 2009-08-25 Jan Hubicka <jh@suse.cz>
6429 * config/i386/bmmintrin.h: Replace by #error.
6432 Michael Meissner <michael.meissner@amd.com>
6433 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6434 Tony Linthicum <tony.linthicum@amd.com>
6436 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6437 (TARGET_ROUND): New macro for the round/ptest instructions which
6438 are shared between SSE4.1 and SSE5.
6439 (OPTION_MASK_ISA_ROUND): Ditto.
6440 (OPTION_ISA_ROUND): Ditto.
6441 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6442 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6444 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6445 (-mfused-madd): New switch to give users control over whether the
6446 compiler optimizes to use the multiply/add SSE5 instructions.
6448 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6449 (ix86_handle_option): Turn off 3dnow if -msse5.
6450 (override_options): Add SSE5 support.
6451 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6453 (ix86_expand_sse_movcc): Add SSE5 support.
6454 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6455 vector type to the next largest size.
6456 (ix86_expand_sse5_pack): New function to use pperm to pack a
6457 vector type to the next smallest size.
6458 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6459 (IX86_BUILTIN_FMADDSD): Ditto.
6460 (IX86_BUILTIN_FMADDPS): Ditto.
6461 (IX86_BUILTIN_FMADDPD): Ditto.
6462 (IX86_BUILTIN_FMSUBSS): Ditto.
6463 (IX86_BUILTIN_FMSUBSD): Ditto.
6464 (IX86_BUILTIN_FMSUBPS): Ditto.
6465 (IX86_BUILTIN_FMSUBPD): Ditto.
6466 (IX86_BUILTIN_FNMADDSS): Ditto.
6467 (IX86_BUILTIN_FNMADDSD): Ditto.
6468 (IX86_BUILTIN_FNMADDPS): Ditto.
6469 (IX86_BUILTIN_FNMADDPD): Ditto.
6470 (IX86_BUILTIN_FNMSUBSS): Ditto.
6471 (IX86_BUILTIN_FNMSUBSD): Ditto.
6472 (IX86_BUILTIN_FNMSUBPS): Ditto.
6473 (IX86_BUILTIN_FNMSUBPD): Ditto.
6474 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6475 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6476 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6477 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6478 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6479 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6480 (IX86_BUILTIN_PPERM): Ditto.
6481 (IX86_BUILTIN_PERMPS): Ditto.
6482 (IX86_BUILTIN_PERMPD): Ditto.
6483 (IX86_BUILTIN_PMACSSWW): Ditto.
6484 (IX86_BUILTIN_PMACSWW): Ditto.
6485 (IX86_BUILTIN_PMACSSWD): Ditto.
6486 (IX86_BUILTIN_PMACSWD): Ditto.
6487 (IX86_BUILTIN_PMACSSDD): Ditto.
6488 (IX86_BUILTIN_PMACSDD): Ditto.
6489 (IX86_BUILTIN_PMACSSDQL): Ditto.
6490 (IX86_BUILTIN_PMACSSDQH): Ditto.
6491 (IX86_BUILTIN_PMACSDQL): Ditto.
6492 (IX86_BUILTIN_PMACSDQH): Ditto.
6493 (IX86_BUILTIN_PMADCSSWD): Ditto.
6494 (IX86_BUILTIN_PMADCSWD): Ditto.
6495 (IX86_BUILTIN_PHADDBW): Ditto.
6496 (IX86_BUILTIN_PHADDBD): Ditto.
6497 (IX86_BUILTIN_PHADDBQ): Ditto.
6498 (IX86_BUILTIN_PHADDWD): Ditto.
6499 (IX86_BUILTIN_PHADDWQ): Ditto.
6500 (IX86_BUILTIN_PHADDDQ): Ditto.
6501 (IX86_BUILTIN_PHADDUBW): Ditto.
6502 (IX86_BUILTIN_PHADDUBD): Ditto.
6503 (IX86_BUILTIN_PHADDUBQ): Ditto.
6504 (IX86_BUILTIN_PHADDUWD): Ditto.
6505 (IX86_BUILTIN_PHADDUWQ): Ditto.
6506 (IX86_BUILTIN_PHADDUDQ): Ditto.
6507 (IX86_BUILTIN_PHSUBBW): Ditto.
6508 (IX86_BUILTIN_PHSUBWD): Ditto.
6509 (IX86_BUILTIN_PHSUBDQ): Ditto.
6510 (IX86_BUILTIN_PROTB): Ditto.
6511 (IX86_BUILTIN_PROTW): Ditto.
6512 (IX86_BUILTIN_PROTD): Ditto.
6513 (IX86_BUILTIN_PROTQ): Ditto.
6514 (IX86_BUILTIN_PROTB_IMM): Ditto.
6515 (IX86_BUILTIN_PROTW_IMM): Ditto.
6516 (IX86_BUILTIN_PROTD_IMM): Ditto.
6517 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6518 (IX86_BUILTIN_PSHLB): Ditto.
6519 (IX86_BUILTIN_PSHLW): Ditto.
6520 (IX86_BUILTIN_PSHLD): Ditto.
6521 (IX86_BUILTIN_PSHLQ): Ditto.
6522 (IX86_BUILTIN_PSHAB): Ditto.
6523 (IX86_BUILTIN_PSHAW): Ditto.
6524 (IX86_BUILTIN_PSHAD): Ditto.
6525 (IX86_BUILTIN_PSHAQ): Ditto.
6526 (IX86_BUILTIN_FRCZSS): Ditto.
6527 (IX86_BUILTIN_FRCZSD): Ditto.
6528 (IX86_BUILTIN_FRCZPS): Ditto.
6529 (IX86_BUILTIN_FRCZPD): Ditto.
6530 (IX86_BUILTIN_CVTPH2PS): Ditto.
6531 (IX86_BUILTIN_CVTPS2PH): Ditto.
6532 (IX86_BUILTIN_COMEQSS): Ditto.
6533 (IX86_BUILTIN_COMNESS): Ditto.
6534 (IX86_BUILTIN_COMLTSS): Ditto.
6535 (IX86_BUILTIN_COMLESS): Ditto.
6536 (IX86_BUILTIN_COMGTSS): Ditto.
6537 (IX86_BUILTIN_COMGESS): Ditto.
6538 (IX86_BUILTIN_COMUEQSS): Ditto.
6539 (IX86_BUILTIN_COMUNESS): Ditto.
6540 (IX86_BUILTIN_COMULTSS): Ditto.
6541 (IX86_BUILTIN_COMULESS): Ditto.
6542 (IX86_BUILTIN_COMUGTSS): Ditto.
6543 (IX86_BUILTIN_COMUGESS): Ditto.
6544 (IX86_BUILTIN_COMORDSS): Ditto.
6545 (IX86_BUILTIN_COMUNORDSS): Ditto.
6546 (IX86_BUILTIN_COMFALSESS): Ditto.
6547 (IX86_BUILTIN_COMTRUESS): Ditto.
6548 (IX86_BUILTIN_COMEQSD): Ditto.
6549 (IX86_BUILTIN_COMNESD): Ditto.
6550 (IX86_BUILTIN_COMLTSD): Ditto.
6551 (IX86_BUILTIN_COMLESD): Ditto.
6552 (IX86_BUILTIN_COMGTSD): Ditto.
6553 (IX86_BUILTIN_COMGESD): Ditto.
6554 (IX86_BUILTIN_COMUEQSD): Ditto.
6555 (IX86_BUILTIN_COMUNESD): Ditto.
6556 (IX86_BUILTIN_COMULTSD): Ditto.
6557 (IX86_BUILTIN_COMULESD): Ditto.
6558 (IX86_BUILTIN_COMUGTSD): Ditto.
6559 (IX86_BUILTIN_COMUGESD): Ditto.
6560 (IX86_BUILTIN_COMORDSD): Ditto.
6561 (IX86_BUILTIN_COMUNORDSD): Ditto.
6562 (IX86_BUILTIN_COMFALSESD): Ditto.
6563 (IX86_BUILTIN_COMTRUESD): Ditto.
6564 (IX86_BUILTIN_COMEQPS): Ditto.
6565 (IX86_BUILTIN_COMNEPS): Ditto.
6566 (IX86_BUILTIN_COMLTPS): Ditto.
6567 (IX86_BUILTIN_COMLEPS): Ditto.
6568 (IX86_BUILTIN_COMGTPS): Ditto.
6569 (IX86_BUILTIN_COMGEPS): Ditto.
6570 (IX86_BUILTIN_COMUEQPS): Ditto.
6571 (IX86_BUILTIN_COMUNEPS): Ditto.
6572 (IX86_BUILTIN_COMULTPS): Ditto.
6573 (IX86_BUILTIN_COMULEPS): Ditto.
6574 (IX86_BUILTIN_COMUGTPS): Ditto.
6575 (IX86_BUILTIN_COMUGEPS): Ditto.
6576 (IX86_BUILTIN_COMORDPS): Ditto.
6577 (IX86_BUILTIN_COMUNORDPS): Ditto.
6578 (IX86_BUILTIN_COMFALSEPS): Ditto.
6579 (IX86_BUILTIN_COMTRUEPS): Ditto.
6580 (IX86_BUILTIN_COMEQPD): Ditto.
6581 (IX86_BUILTIN_COMNEPD): Ditto.
6582 (IX86_BUILTIN_COMLTPD): Ditto.
6583 (IX86_BUILTIN_COMLEPD): Ditto.
6584 (IX86_BUILTIN_COMGTPD): Ditto.
6585 (IX86_BUILTIN_COMGEPD): Ditto.
6586 (IX86_BUILTIN_COMUEQPD): Ditto.
6587 (IX86_BUILTIN_COMUNEPD): Ditto.
6588 (IX86_BUILTIN_COMULTPD): Ditto.
6589 (IX86_BUILTIN_COMULEPD): Ditto.
6590 (IX86_BUILTIN_COMUGTPD): Ditto.
6591 (IX86_BUILTIN_COMUGEPD): Ditto.
6592 (IX86_BUILTIN_COMORDPD): Ditto.
6593 (IX86_BUILTIN_COMUNORDPD): Ditto.
6594 (IX86_BUILTIN_COMFALSEPD): Ditto.
6595 (IX86_BUILTIN_COMTRUEPD): Ditto.
6596 (IX86_BUILTIN_PCOMEQUB): Ditto.
6597 (IX86_BUILTIN_PCOMNEUB): Ditto.
6598 (IX86_BUILTIN_PCOMLTUB): Ditto.
6599 (IX86_BUILTIN_PCOMLEUB): Ditto.
6600 (IX86_BUILTIN_PCOMGTUB): Ditto.
6601 (IX86_BUILTIN_PCOMGEUB): Ditto.
6602 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6603 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6604 (IX86_BUILTIN_PCOMEQUW): Ditto.
6605 (IX86_BUILTIN_PCOMNEUW): Ditto.
6606 (IX86_BUILTIN_PCOMLTUW): Ditto.
6607 (IX86_BUILTIN_PCOMLEUW): Ditto.
6608 (IX86_BUILTIN_PCOMGTUW): Ditto.
6609 (IX86_BUILTIN_PCOMGEUW): Ditto.
6610 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6611 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6612 (IX86_BUILTIN_PCOMEQUD): Ditto.
6613 (IX86_BUILTIN_PCOMNEUD): Ditto.
6614 (IX86_BUILTIN_PCOMLTUD): Ditto.
6615 (IX86_BUILTIN_PCOMLEUD): Ditto.
6616 (IX86_BUILTIN_PCOMGTUD): Ditto.
6617 (IX86_BUILTIN_PCOMGEUD): Ditto.
6618 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6619 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6620 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6621 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6622 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6623 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6624 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6625 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6626 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6627 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6628 (IX86_BUILTIN_PCOMEQB): Ditto.
6629 (IX86_BUILTIN_PCOMNEB): Ditto.
6630 (IX86_BUILTIN_PCOMLTB): Ditto.
6631 (IX86_BUILTIN_PCOMLEB): Ditto.
6632 (IX86_BUILTIN_PCOMGTB): Ditto.
6633 (IX86_BUILTIN_PCOMGEB): Ditto.
6634 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6635 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6636 (IX86_BUILTIN_PCOMEQW): Ditto.
6637 (IX86_BUILTIN_PCOMNEW): Ditto.
6638 (IX86_BUILTIN_PCOMLTW): Ditto.
6639 (IX86_BUILTIN_PCOMLEW): Ditto.
6640 (IX86_BUILTIN_PCOMGTW): Ditto.
6641 (IX86_BUILTIN_PCOMGEW): Ditto.
6642 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6643 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6644 (IX86_BUILTIN_PCOMEQD): Ditto.
6645 (IX86_BUILTIN_PCOMNED): Ditto.
6646 (IX86_BUILTIN_PCOMLTD): Ditto.
6647 (IX86_BUILTIN_PCOMLED): Ditto.
6648 (IX86_BUILTIN_PCOMGTD): Ditto.
6649 (IX86_BUILTIN_PCOMGED): Ditto.
6650 (IX86_BUILTIN_PCOMFALSED): Ditto.
6651 (IX86_BUILTIN_PCOMTRUED): Ditto.
6652 (IX86_BUILTIN_PCOMEQQ): Ditto.
6653 (IX86_BUILTIN_PCOMNEQ): Ditto.
6654 (IX86_BUILTIN_PCOMLTQ): Ditto.
6655 (IX86_BUILTIN_PCOMLEQ): Ditto.
6656 (IX86_BUILTIN_PCOMGTQ): Ditto.
6657 (IX86_BUILTIN_PCOMGEQ): Ditto.
6658 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6659 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6660 (enum multi_arg_type): New enum for describing the various SSE5
6661 intrinsic argument types.
6662 (bdesc_multi_arg): New table for SSE5 intrinsics.
6663 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6664 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6666 (ix86_expand_builtin): Add SSE5 intrinsic support.
6667 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6668 operand instructions.
6669 (ix86_expand_sse5_multiple_memory): New function to split the
6670 second memory reference from SSE5 instructions.
6671 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6672 (ix86_return_pops_args): Use stdarg_p to determine if the function
6673 has variable arguments.
6674 (ix86_setup_incoming_varargs): Ditto.
6675 (x86_this_parameter): Ditto.
6677 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6679 (ix86_expand_sse5_pack): Ditto.
6680 (ix86_sse5_valid_op_p): Ditto.
6681 (ix86_expand_sse5_multiple_memory): Ditto.
6683 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6684 constant for SSE5 support.
6685 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6686 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6687 (UNSPEC_SSE5_PERMUTE): Ditto.
6688 (UNSPEC_SSE5_ASHIFT): Ditto.
6689 (UNSPEC_SSE5_LSHIFT): Ditto.
6690 (UNSPEC_FRCZ): Ditto.
6691 (UNSPEC_CVTPH2PS): Ditto.
6692 (UNSPEC_CVTPS2PH): Ditto.
6693 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6695 (COM_FALSE_S): Ditto.
6696 (COM_FALSE_P): Ditto.
6697 (COM_TRUE_S): Ditto.
6698 (COM_TRUE_P): Ditto.
6699 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6700 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6702 (memory attribute): Ditto.
6703 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6704 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6705 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6706 (floor<mode>2): Ditto.
6707 (ceil<mode>2): Ditto.
6708 (btrunc<mode>2): Ditto.
6709 (nearbyintdf2): Ditto.
6710 (nearbyintsf2): Ditto.
6711 (sse_setccsf): Disable if SSE5.
6712 (sse_setccdf): Ditto.
6713 (sse5_setcc<mode>): New support for SSE5 conditional move.
6714 (sse5_pcmov_<mode>): Ditto.
6716 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6718 (SSEMODEF2P): Ditto.
6719 (ssemodesuffixf4): New mode attribute for SSE5.
6720 (ssemodesuffixf2s): Ditto.
6721 (ssemodesuffixf2c): Ditto.
6722 (sserotatemax): Ditto.
6723 (ssescalarmode): Ditto.
6724 (sse_maskcmpv4sf3): Disable if SSE5.
6725 (sse_maskcmpv2df3): Ditto.
6726 (sse_vmmaskcmpv4sf3): Ditto.
6727 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6728 (sse5_vmfmadd<mode>4): Ditto.
6729 (sse5_fmsub<mode>4): Ditto.
6730 (sse5_vmfmsub<mode>4): Ditto.
6731 (sse5_fnmadd<mode>4): Ditto.
6732 (sse5_vmfnmadd<mode>4): Ditto.
6733 (sse5_fnmsub<mode>4): Ditto.
6734 (sse5_vmfnmsub<mode>4): Ditto.
6735 (sse5i_fmadd<mode>4): Ditto.
6736 (sse5i_fmsub<mode>4): Ditto.
6737 (sse5i_fnmadd<mode>4): Ditto.
6738 (sse5i_fnmsub<mode>4): Ditto.
6739 (sse5i_vmfmadd<mode>4): Ditto.
6740 (sse5i_vmfmsub<mode>4): Ditto.
6741 (sse5i_vmfnmadd<mode>4): Ditto.
6742 (sse5i_vmfnmsub<mode>4): Ditto.
6743 (mulv16qi3): Add SSE5 support.
6745 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6746 (sse2_mulv4si3): Disable if SSE5.
6747 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6748 (sse4_1_roundps): Ditto.
6749 (sse4_1_roundsd): Ditto.
6750 (sse4_1_roundss): Ditto.
6751 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6753 (sse_maskcmpsf3): Ditto.
6754 (sse_vmmaskcmpv4sf3): Ditto.
6755 (sse2_maskcmpv2df3): Ditto.
6756 (sse2_maskcmpdf3): Ditto.
6757 (sse2_vmmaskcmpv2df3): Ditto.
6758 (sse2_eq<mode>3): Ditto.
6759 (sse2_gt<mode>3): Ditto.
6760 (sse5_pcmov_<mode>): Add SSE5 support.
6761 (vec_unpacku_hi_v16qi): Ditto.
6762 (vec_unpacks_hi_v16qi): Ditto.
6763 (vec_unpacku_lo_v16qi): Ditto.
6764 (vec_unpacks_lo_v16qi): Ditto.
6765 (vec_unpacku_hi_v8hi): Ditto.
6766 (vec_unpacks_hi_v8hi): Ditto.
6767 (vec_unpacku_lo_v8hi): Ditto.
6768 (vec_unpacks_lo_v8hi): Ditto.
6769 (vec_unpacku_hi_v4si): Ditto.
6770 (vec_unpacks_hi_v4si): Ditto.
6771 (vec_unpacku_lo_v4si): Ditto.
6772 (vec_unpacks_lo_v4si): Ditto.
6773 (sse5_pmacsww): New SSE5 intrinsic insn.
6774 (sse5_pmacssww): Ditto.
6775 (sse5_pmacsdd): Ditto.
6776 (sse5_pmacssdd): Ditto.
6777 (sse5_pmacssdql): Ditto.
6778 (sse5_pmacssdqh): Ditto.
6779 (sse5_pmacsdqh): Ditto.
6780 (sse5_pmacsswd): Ditto.
6781 (sse5_pmacswd): Ditto.
6782 (sse5_pmadcsswd): Ditto.
6783 (sse5_pmadcswd): Ditto.
6784 (sse5_pcmov_<move>): Conditional move support on SSE5.
6785 (sse5_phaddbw): New SSE5 intrinsic insn.
6786 (sse5_phaddbd): Ditto.
6787 (sse5_phaddbq): Ditto.
6788 (sse5_phaddwd): Ditto.
6789 (sse5_phaddwq): Ditto.
6790 (sse5_phadddq): Ditto.
6791 (sse5_phaddubw): Ditto.
6792 (sse5_phaddubd): Ditto.
6793 (sse5_phaddubq): Ditto.
6794 (sse5_phadduwd): Ditto.
6795 (sse5_phadduwq): Ditto.
6796 (sse5_phaddudq): Ditto.
6797 (sse5_phsubbw): Ditto.
6798 (sse5_phsubwd): Ditto.
6799 (sse5_phsubdq): Ditto.
6800 (sse5_pperm): Ditto.
6801 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6802 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6803 (sse5_pperm_sign_v8hi_v4si): Ditto.
6804 (sse5_pperm_zero_v8hi_v4si): Ditto.
6805 (sse5_pperm_sign_v4si_v2di): Ditto.
6806 (sse5_pperm_sign_v4si_v2di): Ditto.
6807 (sse5_pperm_pack_v2di_v4si): Ditto.
6808 (sse5_pperm_pack_v4si_v8hi): Ditto.
6809 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6810 (sse5_perm<mode>): New SSE5 intrinsic insn.
6811 (rotl<mode>3): Ditto.
6812 (sse5_rotl<mode>3): Ditto.
6813 (sse5_ashl<mode>3): Ditto.
6814 (sse5_lshl<mode>3): Ditto.
6815 (sse5_frcz<mode>2): Ditto.
6816 (sse5s_frcz<mode>2): Ditto.
6817 (sse5_cvtph2ps): Ditto.
6818 (sse5_cvtps2ph): Ditto.
6819 (sse5_vmmaskcmp<mode>3): Ditto.
6820 (sse5_com_tf<mode>3): Ditto.
6821 (sse5_maskcmp<mode>3): Ditto.
6822 (sse5_maskcmp_uns<mode>3): Ditto.
6823 (sse5_maskcmp_uns2<mode>3): Ditto.
6824 (sse5_pcom_tf<mode>3): Ditto.
6826 * config/i386/predicates.md (sse5_comparison_float_operator):
6827 New predicate to match the comparison operators supported by
6828 the SSE5 com instruction.
6829 (ix86_comparison_int_operator): New predicate to match just the
6830 signed int comparisons.
6831 (ix86_comparison_uns_operator): New predicate to match just the
6832 unsigned int comparisons.
6834 * doc/invoke.texi (-msse5): Add documentation.
6835 (-mfused-madd): Ditto.
6837 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6839 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6841 (x86_64-*-*): Ditto.
6843 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6845 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6846 intrinisics for SSE5.
6848 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6851 * config/i386/mmintrin-common.h: New file, to contain common
6852 instructions between SSE4.1 and SSE5.
6854 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6855 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6856 (gen_regparm_prefix): Ditto.
6858 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6859 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6860 prototype_p to determine if a function is prototyped.
6862 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
6864 * c-common.c (c_common_reswords) add the alignof keyword,
6865 with same RID as __alignof and __alignof__
6867 2009-08-25 Anatoly Sokolov <aesok@post.ru>
6869 * hooks.h (hook_bool_const_int_const_int_true): Declare.
6870 * hooks.c (hook_bool_const_int_const_int_true): New function.
6871 * target.h (struct gcc_target): Add can_eliminate field.
6872 * target-def.h (TARGET_CAN_ELIMINATE): Define.
6873 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
6874 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
6875 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
6876 (elim_table): Revise comment.
6877 * system.h (CAN_ELIMINATE): Poison.
6878 * defaults.h (CAN_ELIMINATE): Remove.
6879 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
6881 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
6882 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
6884 (alpha_vms_can_eliminate): Declare as static, change return type to
6886 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
6888 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
6889 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
6890 (arm_can_eliminate): New function.
6892 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
6893 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
6894 (avr_can_eliminate): Declare as static.
6895 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
6897 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
6898 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
6899 (bfin_can_eliminate): New function.
6901 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
6902 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
6903 (crx_can_eliminate): New function.
6905 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
6906 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
6907 (fr30_can_eliminate): New function.
6909 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
6910 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
6911 (frv_can_eliminate): New function.
6913 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
6914 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
6915 (h8300_can_eliminate): New function.
6917 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
6918 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
6919 (i386_can_eliminate): Declare as static, change return type to bool.
6920 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
6922 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
6923 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
6924 (ia64_can_eliminate): New function.
6926 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
6927 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
6928 (iq2000_can_eliminate): New function.
6930 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
6931 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
6932 (m32r_can_eliminate): New function.
6934 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
6935 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
6936 (m68hc11_can_eliminate): New function.
6938 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
6939 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
6940 (m68k_can_eliminate): New function.
6942 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
6943 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
6944 (mep_can_eliminate): New function.
6946 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
6947 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
6948 (mips_can_eliminate): New function.
6950 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
6951 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
6952 (rs6000_can_eliminate): New function.
6954 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
6955 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
6956 (s390_can_eliminate): Declare as static.
6957 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
6959 * config/score/score.h (CAN_ELIMINATE): Remove macro.
6960 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
6961 (score_can_eliminate): New function.
6963 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
6964 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
6965 (sparc_can_eliminate): Declare as static.
6966 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
6968 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
6969 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
6970 (xstormy16_can_eliminate): New function.
6972 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
6973 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
6974 (v850_can_eliminate): New function.
6976 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
6978 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
6979 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
6980 (*movdfcc_ext[1234]): Disable for IEEE mode.
6982 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
6984 * gimplify.c (prepare_gimple_addressable): New static function.
6985 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
6987 (gimplify_addr_expr): Invoke it similarly on the operand instead of
6988 manually fiddling with it.
6990 2009-08-25 Michael Matz <matz@suse.de>
6992 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
6993 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
6995 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
6996 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
6997 (do_jump): Split out code for simple binary comparisons into ...
6998 (do_jump_1): ... this, taking the individual operands and code.
6999 Change callers to helper function above accordingly.
7000 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7003 2009-08-25 Michael Matz <matz@suse.de>
7005 * expr.h (struct separate_ops, sepops): New type for passing
7006 around an exploded simple expression.
7007 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7008 Use this structure instead of expression tree.
7009 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7010 expression, only its type.
7011 (expand_vec_cond_expr): Take type and individual operands instead
7013 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7014 expand_vec_shift_expr): Change prototype accordingly.
7015 * tree-vect-stmts.c (vectorizable_condition): Change call of
7016 expand_vec_cond_expr_p to pass only type.
7017 * expr.c (do_store_flags): Change prototype and implementation
7018 to take an exploded expression.
7019 (expand_expr_real_1): New local ops initialized with details
7020 of the full expression. Use it instead of full
7021 expression in calls to do_store_flags, expand_vec_cond_expr,
7022 expand_widen_pattern_expr and expand_vec_shift_expr.
7024 2009-08-25 Michael Matz <matz@suse.de>
7026 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7027 treeop2 initialized with first three operands of the full expression.
7028 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7030 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7032 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7033 (__gthread_objc_condition_allocate): Mark arguments as unused.
7034 (__gthread_objc_condition_deallocate): Likewise.
7035 (__gthread_objc_condition_wait): Likewise.
7036 (__gthread_objc_condition_broadcast): Likewise.
7037 (__gthread_objc_condition_signal): Likewise.
7038 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7039 (__gthread_objc_thread_id): Likewise.
7041 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7044 * tree-pretty-print.c (print_call_name): Print the correct call name
7045 for procedure pointer components.
7047 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7049 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7050 default_promote_function_mode when not VMS.
7052 2009-08-24 Olivier Hainque <hainque@adacore.com>
7054 * convert.c (convert_to_integer): Don't assume an input pointer is
7055 POINTER_SIZE wide. Fetch from the type instead.
7057 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7059 * configure.ac (AC_PREREQ): Bump to 2.64.
7061 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7063 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7064 (process_command): Don't search standard_exec_prefix_1 and
7065 standard_exec_prefix_2.
7067 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7069 * config/arm/arm.c (output_return_instruction): Handle for
7072 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7074 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7076 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7078 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7079 (*arm_movdf_vfp): Likewise.
7081 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7083 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7084 (vashr<mode>3): Rename from ashr<mode>3.
7085 (vlshr<mode>3): Rename from lshr<mode>3.
7087 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7090 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7091 (check_format_info_main): Use scalar_identify_flag.
7092 (check_format_types): Check for scalar size identity if
7093 scalar_identify_flag is set.
7094 (printf_length_specs): Extend by new field.
7095 (asm_fprintf_length_specs): Likewise.
7096 (gcc_diag_length_specs): Likewise.
7097 (scanf_length_specs): Likewise.
7098 (strfmon_length_specs): Likewise.
7099 (gcc_gfc_length_specs): Likewise.
7100 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7101 (ms_printf_flag_specs): Likewise.
7102 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7104 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7107 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7108 (*call_value_pop_1): Ditto.
7109 (*sibcall_pop_1): New insn pattern.
7110 (*sibcall_value_pop_1): Ditto.
7112 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7115 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7118 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7121 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7122 (get_reg_use_in): New function.
7123 (forward_propagate_subreg): Propagate through subreg of zero_extend
7126 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7128 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7129 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7131 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7133 * configure.ac: Remove --with-datarootdir, --with-docdir,
7134 --with-htmldir switches. No need to call AC_SUBST for
7135 datarootdir, docdir, htmldir any more.
7136 * configure: Regenerate.
7137 * doc/install.texi (Configuration): Document --datarootdir,
7138 --docdir, --htmldir, --pdfdir; update documentation for
7139 --infodir, --mandir.
7140 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7143 * aclocal.m4: Regenerate.
7144 * config.in: Regenerate.
7145 * configure: Regenerate.
7147 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7148 Olivier Hainque <hainque@adacore.com>
7150 * config/ia64/ia64.c: Include libfuncs.h.
7151 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7152 (ia64_expand_call): Use reg 25 on VMS.
7153 (ia64_initialize_trampoline): Fix for VMS ABI.
7154 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7155 (ia64_function_arg): Initialize reg 25 on VMS.
7156 Fix OpenVMS ABI issues for varargs.
7157 For OpenVMS, emit the Argument Information register set in the
7158 incoming/sibcall case as well.
7159 (ia64_arg_type): New function.
7160 (ia64_function_arg_advance): Keep track of cum->words.
7161 Fix OpenVMS ABI issues for varargs.
7162 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7163 (ia64_override_options): Set flag_no_common on VMS.
7164 (ia64_init_builtins): Disable FWRITE builtin.
7165 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7166 (ia64_vms_init_libfuncs): Add decc$ routines.
7167 (ia64_vms_valid_pointer_mode): New function.
7168 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7169 (ia64_promote_function_mode): New function
7170 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7171 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7172 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7173 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7174 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7175 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7176 Suppress trailing '#' if VALUE is numeric.
7177 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7178 ia64_promote_function_mode.
7179 (TARGET_VALID_POINTER_MODE): Define.
7181 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7184 * config/rs6000/rs6000.c (rs6000_override_options): Use
7185 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7188 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7189 reporting of vector + decimal/boolean/complex error.
7191 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7193 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7194 __vector double TYPE_DECL.
7196 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7198 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7199 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7200 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7201 to pointer to enum machine_mode. Update all callers as needed.
7203 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7205 * config/alpha/alpha.md (exception_receiver): Emit alternative
7206 GP load sequence if flag_reorder_blocks_and_partition is set.
7207 (*exception_receiver_2): Also enable when
7208 flag_reorder_blocks_and_partition is set.
7210 2009-08-20 Matt Rice <ratmice@gmail.com>
7211 Diego Novillo <dnovillo@google.com>
7213 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7216 2009-08-20 Richard Guenther <rguenther@suse.de>
7218 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7219 * c-tree.h (c_dup_lang_specific_decl): Remove.
7220 (struct lang_decl, struct lang_type): Move definitions ...
7221 * c-lang.h: ... here. New file.
7222 * c-decl.c: Include c-lang.h.
7223 (c_dup_lang_specific_decl): Remove.
7224 * c-typeck.c: Include c-lang.h.
7225 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7226 (c-typeck.o): Likewise.
7227 * c-config-lang.in (gtfiles): Add c-lang.h.
7228 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7231 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7233 * config/alpha/alpha.c (alpha_end_function): Do not clear
7234 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7235 this is now handled in generic code.
7237 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7239 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7240 (s390_z10_fix_long_loop_prediction): New function.
7241 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7242 (s390_reorg): Walk over the INSNs and invoke
7243 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7245 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7247 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7248 "*brx_64bit", "*brx_31bit"): New patterns.
7249 * config/s390/s390.c ('E'): New output modifier.
7251 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7252 Richard Earnshaw <richard.earnshaw@arm.com>
7254 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7255 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7257 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7259 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7261 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7262 for mode mode of operand0 when doing secondary reload for SAR.
7264 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7267 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7268 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7270 2009-08-19 Jason Merrill <jason@redhat.com>
7272 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7273 supported template depth in C++0x.
7275 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7277 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7278 free_after_compilation.
7279 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7280 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7281 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7282 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7283 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7284 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7285 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7287 2009-08-19 Ian Lance Taylor <iant@google.com>
7289 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7290 of (plus (mult (neg B) C) A).
7292 2009-08-18 Michael Matz <matz@suse.de>
7294 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7295 instead of comparing TYPE_MAIN_VARIANT for equality.
7296 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7297 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7298 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7299 * gimplify.c (goa_lhs_expr_p): Ditto and use
7300 STRIP_USELESS_TYPE_CONVERSION.
7302 2009-08-18 Michael Matz <matz@suse.de>
7304 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7305 first field in a struct.
7306 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7308 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7310 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7311 locators before emit_insn is called. Remove assert that
7313 (alpha_end_function): Clear crtl->emit structure and free insn
7314 locators if cfun->is_thunk is true.
7316 2009-08-18 Jason Merrill <jason@redhat.com>
7318 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7320 * configure.ac: Test for it.
7321 * configure, config.in: Regenerate.
7322 * doc/install.texi: Document --enable-gnu-unique-object.
7324 2009-08-18 Richard Guenther <rguenther@suse.de>
7327 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7328 pow(x,y*z) only if x is nonnegative.
7330 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7332 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7336 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7337 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7339 2009-08-17 DJ Delorie <dj@redhat.com>
7341 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7342 * config/m32c/prologue.md (epilogue_freit): New.
7344 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7345 (bank_switch_p): Likewise.
7346 (fast_interrupt_p): Likewise.
7347 (interrupt_p): Likewise.
7348 (m32c_conditional_register_usage): Round memregs size up.
7349 (need_to_save): We only need to save $a0 when we use ENTER.
7350 (interrupt_p): Check for fast_interrupt too.
7351 (bank_switch_p): New.
7352 (fast_interrupt_p): New.
7353 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7354 (m32c_emit_prolog): Support bank switching and fast interrupts.
7355 * doc/extend.texi (Function Attributes): Add bank_switch and
7358 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7360 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7361 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7363 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7365 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7366 (menu): Add IA-64/VMS Options.
7367 (IA-64/VMS Options): Likewise.
7369 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7372 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7374 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7376 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7377 (mips_pop_asm_switch): Likewise.
7378 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7380 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7381 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7382 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7383 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7384 instead of set_noreorder.
7385 (mips_output_function_prologue): Use the new functions.
7386 (mips_output_function_epilogue): Likewise.
7387 (mips_need_noat_wrapper_p): New function, split out from...
7388 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7389 Use mips_push_asm_switch and mips_pop_asm_switch.
7390 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7391 and mips_pop_asm_switch.
7392 (ASM_OUTPUT_REG_POP): Likewise.
7393 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7394 Use mips_pop_asm_switch.
7395 (mips_asm_switch): New structure.
7396 (set_noreorder, set_nomacro): Replace with...
7397 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7398 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7399 instead of set_nomacro.
7400 (fix_truncsfsi2_macro): Likewise.
7401 (cprestore): Likewise.
7402 (hazard): Use mips_noreorder instead of set_noreorder.
7403 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7405 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7407 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7408 from prev_active_insn.
7410 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7412 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7413 * config/avr/avr.c (avr_override_options): Initialize
7414 avr_current_arch variable.
7415 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7416 __AVR_HAVE_16BIT_SP__ according to the device type.
7417 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7419 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7420 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7422 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7425 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7426 generating inlined subroutine die only. We shouldn't be
7427 called for anything else.
7428 (gen_block_die): Don't generate inline subroutine debug info for
7431 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7433 * graphite-poly.c (print_pbb): Print PBB index.
7435 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7438 * graphite-interchange.c (ppl_max_for_le): Moved...
7439 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7440 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7441 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7442 * graphite-ppl.h (ppl_max_for_le): Declared.
7444 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7446 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7447 supported on all platforms.
7448 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7449 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7450 * c-pragma.c: Likewise.
7451 * target-def.h (TARGET_INITIALIZER): Remove
7452 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7453 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7455 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7457 * config/ia64/fde-vms.c: New file.
7458 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7459 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7460 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7461 (uw_frame_state_for): Only register a personality routine if it is
7462 known to be compatible with our expectations.
7463 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7464 Declare unw_table_entry stack variable and
7465 mod all calls to _Unwind_FindTableEntry to add arg.
7466 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7467 (_Unwind_FindTableEntry): Add arg to prototype.
7469 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7471 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7472 field 'signal_pfs_loc'.
7473 (uw_frame_state_for): Remove duplicate code dealing with leaf
7474 procedures without unwind info.
7475 If in the frame after unwinding through a signal handler, restore
7476 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7477 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7478 'pfs_loc' to the AR.PFS location in the signal context; instead
7479 set 'signal_pfs_loc'.
7480 Manually generate the unwind info for the AR.PFS register.
7481 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7482 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7483 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7484 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7485 instead set 'signal_pfs_loc'.
7486 Remove code preventing the AR.PFS register from being restored
7487 from the signal context.
7489 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7490 Tristan Gingold <gingold@adacore.com>
7492 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7493 * config/ia64/t-vms: New file.
7494 * config/ia64/vms64.h: New file.
7495 * config/ia64/vms.h: New file.
7496 * config/ia64/vms-crtinit.asm: New file.
7497 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7498 * config/ia64/vms-unwind.h: New file.
7500 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7502 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7505 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7508 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7510 * real.h (do_mpc_arg2): ... here.
7511 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7514 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7516 * final.c (add_debug_prefix_map): Don't use GC memory for
7517 old_prefix and new_prefix.
7519 2009-08-14 Richard Guenther <rguenther@suse.de>
7521 * ipa-prop.c (compute_complex_pass_through): If we cannot
7522 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7524 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7526 * c-lex.c (c_lex_with_flags): Increase size of local variable
7527 to avoid memory clobber.
7529 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7532 * config/i386/i386.c (ix86_fp_comparison_strategy):
7533 Only enable/disable sahf at function granularity.
7535 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7537 PR rtl-optimization/41064
7538 * reload1.c (reload_as_needed): Don't call extract_insn
7539 for known invalid replacements after calling
7540 validate_replace_rtx_group and verify_changes.
7542 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7545 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7546 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7547 ix86_expand_fp_vcond.
7548 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7549 Assert that operation is supported by ix86_expand_int_vcond.
7550 (vcondu<SSEMODE124C8:mode>): Ditto.
7552 2009-08-13 DJ Delorie <dj@redhat.com>
7554 * config/i386/djgpp-stdint.h: New.
7555 * config.gcc (djgpp): Use it.
7557 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7559 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7560 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7562 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7564 * tree-ssa-loop-prefetch.c
7565 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7566 for long-stride pruning.
7567 (compute_miss_rate): New function to compute the probability
7568 that two memory references access different cache lines.
7570 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7572 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7574 2009-08-13 Richard Guenther <rguenther@suse.de>
7577 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7578 use the constant pointer type.
7579 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7580 of CV qualifiers on the target pointer type.
7581 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7582 conversion check before restrict check.
7584 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7587 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7589 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7591 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7593 2009-08-12 Richard Guenther <rguenther@suse.de>
7595 PR tree-optimization/41011
7596 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7597 and reference constructing.
7599 2009-08-12 Xinliang David Li <davidxl@google.com>
7601 PR tree-optimization/41012
7602 * tree-flow.h : New external interface.
7603 * gimple-low.c (check_call_arg): Change to public function.
7604 Remove argument mismatch check in lowering.
7605 * tree-inline.h (tree_can_inline_p): Interface change.
7606 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7608 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7609 Call change to tree_can_inline_p function.
7610 (cgraph_decide_inlining_incrementally): Ditto.
7612 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7614 PR tree-optimization/41031
7615 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7616 on the partition variable rather than promote_mode on the source
7617 type. Assert that the partition variable's type has the same
7618 mode as the source value's.
7620 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7622 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7623 for for_return == 2.
7624 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7626 * calls.c (expand_call): Fix typo.
7627 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7629 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7631 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7632 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7633 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7634 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7636 2009-08-12 Andrew Haley <aph@redhat.com>
7638 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7640 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7643 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7645 2009-08-12 Richard Guenther <rguenther@suse.de>
7647 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7648 * gimplify.c (gimplify_modify_expr): Do not use
7649 lang_hooks.types_compatible_p.
7650 * tree-ssa.c (useless_type_conversion_p): For aggregates
7651 just return false if the canonical types differ.
7653 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7656 * sese.c (convert_for_phi_arg): New.
7657 (add_guard_exit_phis): Use convert_for_phi_arg.
7659 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7661 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7662 unknown subscript upper bounds.
7664 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7665 Pranav Garg <pranav.garg2107@gmail.com>
7667 * graphite-interchange.c (gather_access_strides): Removed.
7668 (ppl_max_for_le): New.
7669 (build_linearized_memory_access): New.
7670 (memory_stride_in_loop): New.
7671 (pbb_interchange_profitable_p): Reimplemented.
7672 * graphite-ppl.h (ppl_new_id_map): New.
7673 (ppl_interchange): New.
7675 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7677 * graphite-interchange.c (compute_subscript): Removed.
7678 (compute_array_size_cstr): Removed.
7679 (compute_array_size_poly): Removed.
7680 (compute_array_size): Removed.
7681 (gather_access_strides_poly): Removed.
7682 (gather_access_strides): Empty.
7684 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7686 * graphite-dependences.c (dependence_polyhedron_1): Replace
7687 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7688 (graphite_legal_transform_dr): Same.
7689 (graphite_carried_dependence_level_k): Same.
7690 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7691 Initialize PDR_NB_SUBSCRIPTS.
7692 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7694 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7695 (PDR_NB_SUBSCRIPTS): New.
7696 (pdr_nb_subscripts): Removed.
7697 (pdr_dim): Simplified.
7698 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7699 with PDR_NB_SUBSCRIPTS.
7701 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7703 * graphite-interchange.c (compute_array_size): Remove use of
7705 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7706 Do not initialize PDR_DATA_CONTAINER.
7707 (print_pdr): Do not print PDR_DATA_CONTAINER.
7708 * graphite-poly.h (struct poly_dr): Remove data_container field.
7709 (PDR_DATA_CONTAINER): Removed.
7710 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7712 (build_poly_dr): Same.
7714 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7715 Sebastian Pop <sebastian.pop@amd.com>
7717 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7718 copy of the dependence polyhedron. Free the temporary objects.
7719 (graphite_carried_dependence_level_k): Free unused objects before
7722 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7724 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7725 Early return without analyzing the data dependences if no
7726 transform has been done. Call restore_scattering if the transform
7728 (graphite-interchange.c): Same.
7729 * graphite-poly.c (print_scattering_function): Test for
7731 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7732 (apply_poly_transforms): Do not gcc_assert that
7733 the transform is legal.
7734 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7735 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7736 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7737 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7738 * graphite-poly.h (struct poly_scattering): New.
7739 (struct poly_bb): Add original, transformed, and saved fields.
7740 Remove transformed_scattering, original_scattering,
7741 nb_local_variables and nb_scattering_transform fields.
7742 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7743 (poly_scattering_new): New.
7744 (poly_scattering_free): New.
7745 (poly_scattering_copy): New.
7746 (store_scattering_pbb): New.
7747 (store_scattering): New.
7748 (restore_scattering_pbb): New.
7749 (restore_scattering): New.
7750 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
7751 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
7753 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7755 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
7758 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7760 * Makefile.in (graphite.o): Depends on PREDICT_H.
7761 * graphite.c: Include predict.h.
7762 (graphite_finalize): Call tree_estimate_probability.
7763 * predict.c (predict_loops): Do not call scev_initialize and
7765 (tree_estimate_probability_bb): New.
7766 (tree_estimate_probability): Do not initialize loops: move that
7767 code to the driver. Call tree_estimate_probability_bb.
7768 (tree_estimate_probability_driver): New.
7769 (pass_profile): Use tree_estimate_probability_driver.
7770 * predict.h (tree_estimate_probability): Declared.
7772 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7774 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
7775 * graphite-dependences.c (graphite_legal_transform): Add time to
7776 TV_GRAPHITE_DATA_DEPS.
7777 (dependency_between_pbbs_p): Same.
7778 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
7780 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
7782 PR rtl-optimization/41033
7783 * alias.c (nonoverlapping_component_refs_p): Punt when strict
7784 aliasing is disabled.
7786 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7788 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
7789 si_mask_operand, and_load_operand, low_bitmask_operand,
7790 and_reg_operand, and_operand): New predicates.
7791 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
7792 * config/mips/mips.c (and_operands_ok): New function.
7793 * config/mips/mips-protos.h (and_operands_ok): Declare it.
7794 * config/mips/mips.md (move_type): Add ext_ins and logical.
7795 (type): Handle them.
7796 (and<mode>3): Use and_reg_operand as the second operand's predicate.
7797 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
7798 shift_shift. Remove commutative constraint modifier.
7799 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
7801 (*clear_upper32_dext): Remove define_insn_and_split.
7802 (*clear_upper32): Turn this define_insn_and_split ...
7803 (splitter for ANDing register with 0xffff_ffff): .. into this.
7805 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7807 * combine.c (try_widen_shift_mode): Factor out code to check if an
7808 integer constant is a low-order bitmask from here ...
7809 * rtlanal.c (low_bitmask_len): ... to here.
7810 * rtl.h (low_bitmask_len): Declare.
7812 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
7815 * config/alpha/alpha.md (addsi3): Remove expander.
7816 (addsi3): Rename from *addsi3_internal insn pattern.
7817 (subsi3): Remove expander.
7818 (subsi3): Rename from *subsi3_internal insn pattern.
7820 2009-08-11 Douglas B Rupp <rupp@gnat.com>
7822 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
7825 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
7826 Eric Botcazou <botcazou@adacore.com>
7827 Douglas B Rupp <rupp@gnat.com>
7829 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
7830 that records that fit in 64 bits are returned by immediate value,
7831 as required by OpenVMS Calling Standard.
7832 (function_value): Adjust for above modification.
7833 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
7834 virtual_incoming_args_rtx as base object, not next_arg.
7835 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7837 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7839 * reload.c (find_reloads_subreg_address): Check the original
7840 req_equiv_mem address to detect the case where an address is
7841 not valid in the outer mode.
7843 2009-08-11 Richard Guenther <rguenther@suse.de>
7846 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
7848 2009-08-10 Douglas B Rupp <rupp@gnat.com>
7850 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
7851 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
7853 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
7854 Douglas B Rupp <rupp@gnat.com>
7856 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
7857 PT_STACK when frame_pointer_needed on OpenVMS.
7858 (alpha_pv_save_size, alpha_using_fp): Remove.
7859 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
7860 with proper processing for PT_NULL.
7861 (alpha_vms_initial_elimination_offset): New function. Support for
7862 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
7863 (alpha_sa_size): Force procedure type to PT_STACK when
7864 frame_pointer_needed on OpenVMS.
7865 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
7866 (alpha_using_fp): Likewise.
7867 (alpha_vms_can_eliminate): Add prototype.
7868 (alpha_vms_initial_elimination_offset): Likewise.
7869 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
7870 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
7872 2009-08-10 Eric Botcazou <botcazou@adacore.com>
7873 Douglas B Rupp <rupp@gnat.com>
7875 * config/alpha/alpha.c (common_object_handler): New function.
7876 (vms_attribute_table): Declare a single attribute "common_object".
7877 (vms_output_aligned_decl_common): New global function.
7878 (SECTION_VMS_OVERLAY): Delete.
7879 (SECTION_VMS_GLOBAL): Likewise.
7880 (SECTION_VMS_INITIALIZE): Likewise.
7881 (vms_asm_named_section): Remove support for above flags.
7882 (vms_section_type_flags): Delete.
7883 (TARGET_SECTION_TYPE_FLAGS): Likewise.
7884 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
7885 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
7886 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
7888 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7891 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
7892 (sub_ddmmss): Likewise.
7894 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
7897 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
7900 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7903 * reload1.c (reload_as_needed): Use cancel_changes to completely
7904 undo a failed replacement attempt.
7906 2009-08-10 Richard Guenther <rguenther@suse.de>
7909 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
7910 (useless_type_conversion_p): ... here. Require pointer targets
7913 2009-08-10 Dodji Seketeli <dodji@redhat.com>
7916 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
7917 loose the original type of the statement list.
7919 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7921 * config/alpha/alpha.c: Include libfuncs.h
7922 (avms_asm_output_extern): New function.
7923 (alpha_init_libfuncs): Init some decc libfuncs.
7924 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
7925 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
7926 (DO_CRTL_NAMES): Define.
7928 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
7929 (LONG_TYPE_SIZE): Define.
7930 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
7931 (SUBTARGET_SWITCHES): Define malloc64 switch.
7932 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
7933 (MASK_RETURN_ADDR): Define.
7934 doc/invoke.texi (mmalloc64): Document switch.
7936 2009-08-09 Olivier Hainque <hainque@adacore.com>
7937 Douglas B Rupp <rupp@gnat.com>
7939 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
7940 uses_condition_handler.
7941 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
7942 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
7943 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
7944 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
7945 (code_for_builtin): New insn codes for the new alpha_builtins.
7946 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
7947 (alpha_sa_size): Account for uses_condition_handler.
7948 (alpha_expand_prologue): Likewise.
7949 (alpha_start_function): Likewise.
7950 (alpha_expand_epilogue): Likewise.
7951 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
7952 establish/revert expanders.
7953 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
7954 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
7955 New expander, resorting to the alpha.c associated function.
7956 (builtin_revert_vms_condition_handler): Likewise.
7957 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
7958 __gcc_shell_handler, the static VMS condition handler used as
7959 an indirection wrapper to the current dynamically established
7961 * config/alpha/vms-unwind.h: Complete rewrite.
7962 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
7963 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
7965 2009-08-09 Eric Botcazou <botcazou@adacore.com>
7966 Douglas B Rupp <rupp@gnat.com>
7968 * config/alpha/alpha.c (alpha_links): Add 'target' field.
7969 (alpha_need_linkage): Handle aliases. Return function symbol.
7970 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
7971 Use ultimate alias target for the linkage name.
7972 * config/alpha/alpha.md (movmemdi): Use the symbol returned
7973 by alpha_need_linkage for the function symbol.
7974 (setmemdi): Likewise.
7976 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7978 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
7979 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
7980 (ASM_WEAKEN_LABEL): Define.
7981 (CRT_CALL_STATIC_FUNCTION): Define.
7982 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
7983 (ENDFILE_SPEC): Define.
7984 (INIT_SECTION_ASM_OP): Define.
7985 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
7986 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
7988 (MULTILIB_OSDIRNAMES): Define.
7989 (shlib_version): Define.
7990 (SHLIB_EXT): Define.
7991 (SHLIB_OBJS): Define.
7992 (SHLIB_NAME): Define.
7993 (SHLIB_MULTILIB): Define.
7994 (SHLIB_INSTALL): Define.
7995 (SHLIB_SYMVEC): Define.
7996 (SHLIB_SYMVECX2): Define.
7997 (SHLIB_LINK): Define.
7999 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8001 * config/alpha/alpha.c (alpha_initialize_trampoline):
8002 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8003 (alpha_start_function): Emit transfer address on nested functions
8004 for VMS trampoline call.
8005 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8006 since no longer used.
8007 * config/alpha/vms-tramp.asm: Remove.
8008 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8009 since now only data initialized at runtime.
8011 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8013 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8014 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8015 (MD_EXEC_PREFIX): Remove, no longer used.
8016 (MD_STARTFILE_PREFIX): Likewise.
8017 (INCLUDE_DEFAULTS): Likewise.
8018 * config/alpha/t-vms:
8019 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8021 2009-08-09 Richard Guenther <rguenther@suse.de>
8023 PR tree-optimization/41016
8024 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8025 (operand_precision): Remove.
8026 (integral_operand_p): Likewise.
8027 (recognize_single_bit_test): Adjust.
8029 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8031 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8032 operation overflows. Likewise non-cast unary arithmetic.
8033 If one arm of a conditional expression is always taken,
8034 inhibit evaluation warnings for the other arm. Likewise inhibit
8035 evaluation warnings for the second && or || operand if the first
8036 operand is enough to determine the result.
8037 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8039 (build_binary_op): Prevent duplicate evaluation warnings.
8041 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8043 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8044 and destination have different modes, Use promote_mode to
8045 determine the signedness of the conversion. Assert that the
8046 promoted source mode matches the destination mode. Don't pass
8047 the destination and destination mode to expand_expr if the source
8048 mode is different. Simplify conversion logic.
8050 2009-08-09 Ira Rosen <irar@il.ibm.com>
8052 PR tree-optimization/41008
8053 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8054 from condition only in case it's a comparison. Adjust checks.
8056 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8058 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8059 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8060 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8061 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8062 (dump_cand): Handle them.
8063 (struct iv_cand): New members COST_STEP and AINC_USE.
8064 (stmt_after_increment): Likewise.
8065 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8066 callers changed. Use gimple_uid comparison instead of scanning.
8067 (add_candidate_1): When looking for identical candidates, take
8068 AINC_USE into account. Set it for new candidates.
8069 (force_expr_to_var_cost): Cast target_spill_cost to int.
8070 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8071 All callers changed. Check for availability of autoinc addressing
8072 modes, both in general for a given mode, and in the specific use case.
8073 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8075 (get_computation_cost): Likewise.
8076 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8077 add_autoinc_candidates): New static functions.
8078 (add_candidate): Call add_autoinc_candidates for candidates based on
8080 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8081 (determine_use_iv_cost_address): If we have an autoinc candidate at
8082 the matching use, verify autoinc is possible and subtract the cost
8083 of the candidate's step from the cost.
8084 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8085 member of the candidate.
8086 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8087 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8089 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8091 * config.build (ia64-hp-*vms*): New target.
8092 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8094 * config.gcc (ia64-hp-*vms*): New target.
8095 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8097 * config.host (ia64-hp-*vms*): New target.
8098 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8101 2009-08-08 Richard Guenther <rguenther@suse.de>
8103 PR tree-optimization/40991
8104 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8106 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8108 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8109 mode check. Do truncations in an integer mode.
8110 (force_to_mode): Handle subregs for all mode types. Only do
8111 arithmetic simplifications on integer modes.
8113 2009-08-07 Richard Guenther <rguenther@suse.de>
8115 PR tree-optimization/40999
8116 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8117 (maybe_fold_reference): Lookup constant initializers.
8118 (fold_gimple_assign): Likewise.
8120 2009-08-07 Richard Guenther <rguenther@suse.de>
8122 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8123 that require structural equality defer to the langhook.
8125 2009-08-07 Martin Jambor <mjambor@suse.cz>
8127 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8129 (struct ipa_pass_through_data): New type.
8130 (struct ipa_ancestor_jf_data): New type.
8131 (union jump_func_value): Removed field formal_id, added fields
8132 pass_through and ancestor.
8133 (struct ipa_param_call_note): Changed type of formal_id to int from
8135 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8136 operations jump functions and ancestor jump functions.
8137 (compute_complex_pass_through): New function.
8138 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8139 reflect changes in the jump function strucutre.
8140 (update_jump_functions_after_inlining): Ignore complex pass-through
8141 and ancestor jump functions.
8142 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8143 polynomial pass-through with operation jump functions.
8145 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8147 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8148 fde->dw_fde_begin as begin label instead of hot/cold label.
8149 Use LLSDAC label instead of LLSDA for second section lsda.
8150 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8151 label instead of LLSDA if it is true.
8152 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8154 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8155 SECTION argument. Use it as index into crtl->eh.call_site_record
8157 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8158 use it to determine how to print table entries instead of using
8159 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8160 label instead of normal begin label as base.
8161 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8162 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8163 ensure no EH range spans between sections and that landing pads
8164 are always in the corresponding section.
8165 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8166 for crtl->eh.call_site_record being an array rather than scalar.
8167 (output_one_function_exception_table): New function, copied
8168 from output_function_exception_table. Adjust
8169 dw2_size_of_call_site_table, dw2_output_call_site_table
8170 callers. For SECOND section use *C suffixed labels.
8171 (output_function_exception_table): Call
8172 output_one_function_exception_table and, when doing hot/cold
8173 partitioning, also another time for the second section.
8174 * opts.c: Include except.h.
8175 (decode_options): Allow -freorder-blocks-and-partition with
8176 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8177 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8178 * function.h (struct rtl_eh): Change call_site_record from
8179 scalar into array of 2 elements.
8181 2009-08-07 Martin Jambor <mjambor@suse.cz>
8183 * ipa-prop.c (count_formal_params_1): New function.
8184 (ipa_get_vector_of_formal_parms): New function.
8185 (get_vector_of_formal_parm_types): New function.
8186 (ipa_modify_formal_parameters): New function.
8187 (ipa_modify_call_arguments): New function.
8188 (index_in_adjustments_multiple_times_p): New function.
8189 (ipa_combine_adjustments): New function.
8190 (ipa_dump_param_adjustments): New function.
8191 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8192 (ipa_get_vector_of_formal_parms): Declare.
8193 (ipa_modify_formal_parameters): Declare.
8194 (ipa_modify_call_arguments): Declare.
8195 (ipa_combine_adjustments): Declare.
8196 (ipa_dump_param_adjustments): Declare.
8197 (build_ref_for_offset): Declare.
8198 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8199 * tree-sra.c: Include ipa-prop.c.
8200 (build_ref_for_offset): Make public.
8202 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8204 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8206 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8208 * gcc/doc/extend.texi (__builtin_extract_return_address)
8209 (__builtin_frob_return_address): Document.
8211 2009-08-06 Paul Brook <paul@codesourcery.com>
8213 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8214 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8215 implementation on ARMv6-M.
8217 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8219 * doc/extend.texi (pcs): Document new attribute for ARM.
8221 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8223 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8226 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8228 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8231 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8233 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8235 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8237 Merge ARM/hard_vfp_branch to trunk.
8239 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8241 * arm.c (libcall_eq): New function.
8242 (libcall_hash): New function.
8243 (add_libcall): New function.
8244 (arm_libcall_uses_aapcs_base): New function.
8245 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8246 libcalls using the base PCS.
8247 (arm_init_cumulative_args): Likewise.
8249 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8251 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8252 Use base ABI for conversion libfuncs between HFmode and SFmode.
8254 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8256 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8257 V4SImode as representatives of all 64-bit and 128-bit vector
8258 types. Allow vector types without vector modes.
8259 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8260 without vector modes like BLKmode.
8261 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8262 BLKmode. Avoid unsupported vector modes or TImode moves for
8264 (aapcs_vfp_allocate_return_reg): Likewise.
8265 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8266 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8268 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8270 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8271 (arm_get_pcs_model): Pass attribute arguments to
8272 arm_pcs_from_attribute.
8273 (arm_init_cumulative_args): Use base AAPCS for conversions from
8274 floating-point types to DImode.
8275 (arm_attribute_table): Add pcs attribute.
8276 (arm_handle_pcs_attribute): New.
8277 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8278 conversions from floating-point types to DImode, also declare them
8279 to use base AAPCS and declare functions they call to use base
8280 AAPCS and their RTABI names.
8282 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8284 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8285 -mfloat-abi=hard not being supported for VFP.
8287 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8289 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8290 SYMBOL_REF to hard_libcall_value.
8292 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8293 Richard Earnshaw <rearnsha@arm.com>
8295 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8296 has been put on the stack, all remaining co-processory arguments for
8297 that co-processor also go on the stack.
8299 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8301 * config/arm/arm.c (arm_return_in_memory): Handle returning
8302 vectors of suitable size in registers also for AAPCS case.
8304 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8306 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8308 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8310 ARM Hard-VFP calling convention
8311 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8312 * target.h (gcc_target): Add libcall_value to table of call hooks.
8313 * targhooks.h (default_libcall_value): Default implementation.
8314 * targhooks.c (default_libcall_value): Likewise.
8315 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8316 * optabs.c (expand_unop): Use it.
8317 * expr.h (hard_libcall_value): Pass the function RTX through.
8318 * calls.c (emit_library_call_value_1): Update call to
8320 * explow.c (hard_libcall_value): Use new target hook.
8321 * testsuite/lib/target-supports.exp
8322 (check_effective_target_arm_hard_vfp_ok): New hook.
8323 (check_effective_target_arm_neon_ok): Improve test for neon
8325 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8326 * config/arm/arm.c: Include cgraph.h
8327 (TARGET_FUNCTION_VALUE): Override default hook.
8328 (arm_pcs_default): New variable.
8329 (arm_override_options): Don't fault hard calling convention with VFP.
8330 Add support for AAPCS variants.
8331 (arm_function_value): Make static. Handle AAPCS variants.
8332 (arm_libcall_value): New function.
8333 (arm_apply_result_size): Handle VFP registers in results.
8334 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8336 (pcs_attribute_args): New variable.
8337 (arm_pcs_from_attribute): New function.
8338 (arm_get_pcs_model): New function.
8339 (aapcs_vfp_cum_init): New function.
8340 (aapcs_vfp_sub_candidate): New function.
8341 (aapcs_vfp_is_return_candidate): New function.
8342 (aapcs_vfp_is_call_candidate): New function.
8343 (aapcs_vfp_allocate): New function.
8344 (aapcs_vfp_allocate_return_reg): New function.
8345 (aapcs_vfp_advance): New function.
8346 (aapcs_cp_arg_layout): New variable.
8347 (aapcs_select_call_coproc): New function.
8348 (aapcs_select_return_coproc): New function.
8349 (aapcs_allocate_return_reg): New function.
8350 (aapcs_libcall_value): New function.
8351 (aapcs_layout_arg): New function.
8352 (arm_init_cumulative_args): Initialize AAPCS args data.
8353 (arm_function_arg): Handle AAPCS variants using new interface.
8354 (arm_arg_parital_bytes): Likewise.
8355 (arm_function_arg_advance): New function.
8356 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8357 calling conventions.
8358 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8359 * arm.h (NUM_VFP_ARG_REGS): Define.
8360 (LIBCALL_VALUE): Update.
8361 (FUNCTION_VALUE): Delete.
8362 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8363 (arm_pcs): New enum.
8364 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8365 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8366 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8367 * arm-protos.h (arm_function_arg_advance): Add.
8368 (aapcs_libcall_value): Add.
8369 (arm_function_value): Delete.
8371 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8372 H.J. Lu <hongjiu.lu@intel.com>
8375 * config/i386/i386.c (standard_sse_mode_p): Remove.
8376 (standard_sse_constant_p): Return 2 for integer mode
8377 vector_all_ones_operand when SSE2 is enabled.
8378 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8379 (ix86_expand_vector_move): Do not check for negative values from
8380 standard_sse_constant_p.
8382 2009-08-06 Richard Guenther <rguenther@suse.de>
8384 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8385 array type comparisons frontend independent.
8386 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8387 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8388 out array reference lower bound and element size operands.
8389 (ao_ref_init_from_vn_reference): Properly compute the offset
8390 for ARRAY_RANGE_REF.
8391 (vn_reference_fold_indirect): Fill out array reference lower
8392 bound and element size operands.
8393 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8394 a non gimple valued reference operand which can happen for
8395 array reference lower bound or element size.
8396 (create_component_ref_by_pieces_1): Properly generate the
8397 element size operand for array references.
8399 2009-08-06 Richard Guenther <rguenther@suse.de>
8401 PR tree-optimization/40964
8402 * tree.c (iterative_hash_host_wide_int): Export.
8403 * tree.h (iterative_hash_host_wide_int): Declare.
8404 * tree-ssa-structalias.c (heapvar_map): New struct.
8405 (heapvar_map_eq): New function.
8406 (heapvar_map_hash): Likewise.
8407 (heapvar_lookup): Adjust.
8408 (heapvar_insert): Likewise.
8409 (make_constraint_from_heapvar): Allow multiple heap variables
8410 per decl at different offsets.
8411 (init_alias_heapvars): Adjust.
8413 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8415 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8416 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8417 trailing sync if TARGET_SYNC_AFTER_SC.
8419 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8421 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8422 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8423 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8424 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8425 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8426 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8427 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8428 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8429 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8430 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8431 the prototype declaration match the definition.
8432 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8433 instructions explicitly. Add barrier_before and operands
8435 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8436 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8437 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8438 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8439 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8440 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8442 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8444 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8446 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8447 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8450 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8453 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8455 PR rtl-optimization/40924
8456 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8457 make sure canon_rtx (mem_address) isn't simpler than
8458 canon_rtx (expanded_mem_address).
8460 2009-08-05 Li Feng <nemokingdom@gmail.com>
8462 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8464 (build_scop_drs): Build alias set for each SCoP.
8466 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8468 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8469 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8470 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8471 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8472 (BASE_DRIVER_SELF_SPECS): Likewise.
8474 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8476 * tree-ssa-alias.c: Fix some comment typos.
8478 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8480 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8481 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8483 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8486 * simplify-rtx.c (simplify_binary_operation_1): Disable
8487 simplifications for decimal float operations.
8489 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8492 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8493 operand of INDIRECT_REF.
8495 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8497 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8498 constants referencing TLS symbols.
8500 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8502 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8503 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8505 2009-08-03 Richard Guenther <rguenther@suse.de>
8507 * tree.c (make_vector_type): Build a main variant first,
8508 get the canonical one and then build the variant.
8509 * tree-ssa.c (useless_type_conversion_p_1): Handle
8511 (useless_type_conversion_p): Conversions to pointers to
8512 incomplete record types are useless.
8514 2009-08-03 Richard Guenther <rguenther@suse.de>
8516 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8517 file will be created.
8518 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8519 * toplev.c (compile_file): Adjust comment.
8521 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8523 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8524 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8525 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8526 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8527 (sh_promote_function_mode): Fix typo.
8529 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8531 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8533 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8535 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8536 declaration arguments.
8538 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8540 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8541 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8542 (ix86_split_ashl): Ditto.
8543 (ix86_expand_vector_init_one_nonzero): Ditto.
8544 (ix86_expand_vector_set): Ditto.
8545 (ix86_expand_reduc_v4sf): Ditto.
8547 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8549 * explow.c (promote_function_mode): Remove assert.
8550 * config/sh/sh.c (sh_promote_function_mode): Declare.
8552 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8554 * config/pa/pa.c (pa_promote_function_mode): Declare.
8555 Change to static. Fix promote_mode call.
8557 * gthr-dce.h (CONST_CAST2): Define if not defined.
8558 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8560 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8562 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8564 * expr.c (store_constructor): Use promote_decl_mode. Remove
8565 now write-only variable unsignedp.
8566 (expand_expr_real_1): Use promote_decl_mode.
8567 * expr.h (promote_function_mode, promote_decl_mode): New.
8568 (promote_mode): Remove last argument.
8569 * function.c (assign_temp): Drop last argument of promote_mode.
8570 (assign_parm_find_data_types): Use promote_function_mode.
8571 (assign_parm_setup_reg): Likewise.
8572 (expand_function_end): Use promote_function_mode.
8573 * calls.c (initialize_argument_information): Use promote_function_mode.
8574 (precompute_arguments): Use promote_mode instead of checking if
8575 only PROMOTE_FUNCTION_MODE is defined.
8576 (expand_call): When making sibcall decisions, use promote_function_mode.
8577 Below, remove an if for targetm.calls.promote_function_return and
8578 and use promote_function_mode.
8579 (emit_library_call_value_1): Use promote_function_mode, fix bug
8580 where promote_mode was passed FOR_CALL == 0 for a return value in an
8582 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8583 * explow.c (promote_function_mode, promote_decl_mode): New.
8584 (promote_mode): Keep only the FOR_CALL == 0 case.
8585 * combine.c (setup_incoming_promotion): Remove test of
8586 promote_function_args. Use promote_function_mode.
8587 * stmt.c (expand_value_return): Use promote_decl_mode.
8588 (expand_decl): Use promote_decl_mode.
8590 * expr.c (store_constructor): Use promote_decl_mode. Remove
8591 now write-only variable unsignedp.
8592 (expand_expr_real_1): Use promote_decl_mode.
8593 * expr.h (promote_function_mode, promote_decl_mode): New.
8594 (promote_mode): Remove last argument.
8595 * function.c (assign_temp): Drop last argument of promote_mode.
8596 (assign_parm_find_data_types): Use promote_function_mode.
8597 (assign_parm_setup_reg): Likewise.
8598 (expand_function_end): Use promote_function_mode.
8599 * calls.c (initialize_argument_information): Use promote_function_mode.
8600 (precompute_arguments): Use promote_mode instead of checking if
8601 only PROMOTE_FUNCTION_MODE is defined.
8602 (expand_call): When making sibcall decisions, use promote_function_mode.
8603 Below, remove an if for targetm.calls.promote_function_return and
8604 and use promote_function_mode.
8605 (emit_library_call_value_1): Use promote_function_mode, fix bug
8606 where promote_mode was passed FOR_CALL == 0 for a return value in an
8608 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8609 * explow.c (promote_function_mode, promote_decl_mode): New.
8610 (promote_mode): Keep only the FOR_CALL == 0 case.
8611 * combine.c (setup_incoming_promotion): Remove test of
8612 promote_function_args. Use promote_function_mode.
8613 * stmt.c (expand_value_return): Use promote_decl_mode.
8614 (expand_decl): Use promote_decl_mode.
8616 * explow.c (promote_function_mode): Just call the target hook.
8617 * targhooks.c (default_promote_function_mode,
8618 default_promote_function_mode_always_promote): New.
8619 * targhooks.h (default_promote_function_mode,
8620 default_promote_function_mode_always_promote): Declare.
8621 * target.h (promote_function_args, promote_function_return): Remove.
8622 (promote_function_mode): New.
8623 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8624 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8625 (TARGET_PROMOTE_FUNCTION_MODE): New.
8626 (TARGET_CALLS): Adjust.
8627 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8628 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8630 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8631 * config/s390/s390.c (s390_promote_function_mode): ... here,
8632 with pointer handling.
8633 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8634 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8636 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8637 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8638 with pointer handling.
8639 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8640 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8642 * config/sh/sh-protos.h (sh_promote_function_mode): New.
8643 * config/sh/sh.c (sh_promote_function_mode): New.
8644 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8645 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8647 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8648 * config/cris/cris.c (cris_promote_function_mode): ... here.
8649 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8650 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8652 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8653 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8654 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8655 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8657 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8658 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8659 complex type handling.
8660 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8661 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8663 * config/pa/pa.c (pa_promote_function_mode): New.
8664 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8665 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8667 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8668 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8669 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8670 * config/xtensa/xtensa.c: Likewise.
8671 * config/stormy16/stormy16.c: Likewise.
8672 * config/iq2000/iq2000.c: Likewise.
8673 * config/rs6000/rs6000.c: Likewise.
8674 * config/picochip/picochip.c: Likewise.
8675 * config/arc/arc.c: Likewise.
8676 * config/mcore/mcore.c: Likewise.
8677 * config/score/score.c: Likewise.
8678 * config/mips/mips.c: Likewise.
8679 * config/bfin/bfin.c: Likewise.
8680 * config/ia64/ia64.c: Likewise (disabled though).
8682 * config/frv/frv.h: Remove pointless remark.
8684 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8685 TARGET_PROMOTE_FUNCTION_ARGS,
8686 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8687 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8689 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8691 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8692 -floop-parallelize-all.
8693 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8694 flag_loop_parallelize_all.
8695 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8696 * graphite.c (graphite_transform_loops): Same.
8698 * graphite-poly.c (apply_poly_transforms): Same.
8700 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8702 PR tree-optimization/40914
8703 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8704 if set, then check the delta field of the PMF record.
8705 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8706 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8707 call is stored in the delta.
8709 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8711 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8713 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8715 * config/i386/bsd.h (ASM_BYTE): New define.
8716 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8717 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8718 .byte. Use fputs or putc instead of fprintf where appropriate.
8719 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8720 fputs or putc instead of fprintf where appropriate.
8721 * config/i386/i386elf.h: Ditto.
8722 * config/i386/sysv4.h: Ditto.
8724 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8725 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8726 (*tls_global_dynamic_64): Ditto.
8728 2009-07-31 Christian Bruel <christian.bruel@st.com>
8730 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8732 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8734 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8735 Remove dead code for MINUS.
8737 2009-07-31 Anthony Green <green@moxielogic.com>
8739 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8741 (moxie_expand_epilogue): Ditto for epilogue.
8742 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8744 (moxie_function_arg): Ditto.
8745 (moxie_pass_by_reference): Ditto.
8746 (moxie_arg_partial_bytes): Ditto.
8747 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
8748 (FUNCTION_ARG_ADVANCE) Ditto.
8749 (REG_PARM_STACK_SPACE) Ditto.
8750 (FUNCTION_ARG_REGNO_P) Dito.
8752 * config.gcc: Add moxie linux config support.
8753 * gcc/config/moxie/uclinux.h: New file.
8755 2009-07-31 DJ Delorie <dj@redhat.com>
8757 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
8758 (UNSPECV_SP_SWITCH_E): New.
8759 (sp_switch_1): Change to an unspec.
8760 (sp_switch_2): Change to an unspec. Don't use post-inc when we
8762 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
8763 reference the new stack's address
8765 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8767 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
8768 graphite-clast-to-gimple.o, graphite-dependences.o,
8769 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8770 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
8771 (graphite-blocking.o,
8772 graphite-clast-to-gimple.o, graphite-dependences.o,
8773 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8774 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
8775 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
8776 * cfgloop.h (struct loop): Add can_be_parallel field.
8777 * common.opt (fgraphite-identity): Moved up.
8778 (fgraphite-force-parallel): New flag.
8779 * graphite.c: Rewrite.
8780 * graphite.h: Rewrite.
8781 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
8783 * toplev.c (graphite_out_file): New file descriptor.
8784 (graphite_in_file): New.
8785 (process_options): flag_graphite_force_parallel cannot be used without
8787 * tree-ssa-loop.c: Include toplev.h.
8788 (gate_graphite_transforms): Enable flag_graphite for
8789 flag_graphite_force_parallel.
8791 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8793 * ChangeLog.graphite: New.
8794 * graphite-blocking.c: New.
8795 * graphite-clast-to-gimple.c: New.
8796 * graphite-clast-to-gimple.h: New.
8797 * graphite-dependences.c: New.
8798 * graphite-dependences.h: New.
8799 * graphite-interchange.c: New.
8800 * graphite-poly.c: New.
8801 * graphite-poly.h: New.
8802 * graphite-ppl.c: New.
8803 * graphite-ppl.h: New.
8804 * graphite-scop-detection.c: New.
8805 * graphite-scop-detection.h: New.
8806 * graphite-sese-to-poly.c: New.
8807 * graphite-sese-to-poly.h: New.
8811 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8813 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
8814 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
8816 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8818 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
8819 (scev_is_linear_expression): Return false if the evolution is not
8820 affine multivariate.
8822 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8824 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
8825 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
8827 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8829 * tree-data-ref.c (debug_data_references): New.
8830 (debug_data_reference): New.
8831 * tree-data-ref.h (debug_data_references): Declared.
8832 (debug_data_reference): Declared.
8834 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8836 * tree-data-ref.c (stmt_simple_memref_p: Removed.
8837 * tree-data-ref.h (scop_p): Removed.
8838 (struct data_reference): Remove field scop.
8840 (stmt_simple_memref_p): Removed.
8842 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8844 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
8845 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
8848 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8850 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
8852 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8854 * doc/invoke.texi (-fgraphite-identity): Documented.
8856 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8858 * tree-scalar-evolution.c: Fix comment.
8859 (instantiate_scev_1): Return unknow from scev instantiation if the
8860 result is not above instantiate_below.
8862 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8864 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
8865 static anymore. Instantiate the symbols that may have been introduced
8867 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
8870 2009-07-30 DJ Delorie <dj@redhat.com>
8872 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
8873 .vliw directive to VLIW sections.
8875 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8877 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
8879 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
8880 (AUTOHEADER): New variable.
8881 ($(srcdir)/cstamp-h.in): Use it.
8883 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8884 Pat Haugen <pthaugen@us.ibm.com>
8885 Revital Eres <ERES@il.ibm.com>
8887 * config/rs6000/vector.md (VEC_F): Add VSX support.
8891 (vector_load_<mode>): Ditto.
8892 (vector_store_<mode>): Ditto.
8893 (vector GPR move split): Ditto.
8894 (vec_reload_and_plus_<mptrsize>): Ditto.
8895 (vec_reload_and_reg_<mptrsize>): Ditto.
8896 (add<mode>3): Ditto.
8897 (sub<mode>3): Ditto.
8898 (mul<mode>3): Ditto.
8899 (neg<mode>2): Ditto.
8900 (abs<mode>2): Ditto.
8901 (smin<mode>3): Ditto.
8902 (smax<mode>3): Ditto.
8903 (vector_eq<mode>): Ditto.
8904 (vector_gt<mode>): Ditto.
8905 (vector_ge<mode>): Ditto.
8906 (vector_gtu<mode>): Ditto.
8907 (vector_select_<mode>_uns): Ditto.
8908 (vector_eq_<mode>_p): Ditto.
8909 (vector_gt_<mode>_p): Ditto.
8910 (vector_ge_<mode>_p): Ditto.
8911 (vector_gtu_<mode>_p): Ditto.
8912 (cr6_test_for_zero): Ditto.
8913 (cr6_test_for_zero_reverse): Ditto.
8914 (cr6_test_for_lt): Ditto.
8915 (cr6_test_for_lt_reverse): Ditto.
8916 (xor<mode>3): Ditto.
8917 (ior<mode>3): Ditto.
8918 (and<mode>3): Ditto.
8919 (one_cmpl<mode>2): Ditto.
8920 (nor<mode>2): Ditto.
8921 (andc<mode>2): Ditto.
8922 (float<VEC_int<mode>2): Ditto.
8923 (unsigned_float<VEC_int><mode>2): Ditto.
8924 (fix_trunc<mode><VEC_int>2): Ditto.
8925 (fixuns_trunc<mode><VEC_int>2): Ditto.
8927 (vec_set<mode>): Ditto.
8928 (vec_extract<mode>): Ditto.
8929 (vec_interleave_highv4sf): Ditto.
8930 (vec_interleave_lowv4sf): Ditto.
8931 (vec_realign_load_<mode>): Ditto.
8932 (vec_shl_<mode>): Ditto.
8933 (vec_shr_<mode>): Ditto.
8934 (div<mode>3): New patterns for VSX.
8935 (vec_interleave_highv2df): Ditto.
8936 (vec_interleave_lowv2df): Ditto.
8937 (vec_pack_trunc_v2df): Ditto.
8938 (vec_pack_sfix_trunc_v2df): Ditto.
8939 (vec_pack_ufix_trunc_v2df): Ditto.
8940 (vec_unpacks_hi_v4sf): Ditto.
8941 (vec_unpacks_lo_v4sf): Ditto.
8942 (vec_unpacks_float_hi_v4si): Ditto.
8943 (vec_unpacks_float_lo_v4si): Ditto.
8944 (vec_unpacku_float_hi_v4si): Ditto.
8945 (vec_unpacku_float_lo_v4si): Ditto.
8946 (movmisalign<mode>): Ditto.
8947 (vector_ceil<mode>2): New patterns for vectorizing math library.
8948 (vector_floor<mode>2): Ditto.
8949 (vector_btrunc<mode>2): Ditto.
8950 (vector_copysign<mode>3): Ditto.
8952 * config/rs6000/predicates.md (easy_vector_constant_msb): New
8953 predicate for setting the high bit in each word, used for copysign.
8955 * config/rs6000/ppc-asm.h (f19): Whitespace.
8956 (f32-f63): Define if VSX.
8957 (v0-v31): Define if Altivec.
8958 (vs0-vs63): Define if VSX.
8960 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
8962 * config/rs6000/power7.md: New file, provide tuning parameters for
8965 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
8966 (rs6000_cpu_cpp_builtins): Ditto.
8967 (altivec_overloaded_builtins): Ditto.
8968 (altivec_resolve_overloaded_builtin): Ditto.
8970 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
8971 debug switch to disable vectorizing simple math builtin
8974 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
8975 Vectorize simple math builtin functions.
8976 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
8977 hook to vectorize math builtins.
8978 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
8979 (rs6000_builtin_conversion): Add VSX/power7 support.
8980 (rs6000_builtin_vec_perm): Ditto.
8981 (vsplits_constant): Add support for loading up a vector constant
8982 with just the high bit set in each part.
8983 (rs6000_expand_vector_init): Add VSX/power7 support.
8984 (rs6000_expand_vector_set): Ditto.
8985 (rs6000_expand_vector_extract): Ditto.
8986 (rs6000_emit_move): Ditto.
8987 (bdesc_3arg): Ditto.
8988 (bdesc_2arg): Ditto.
8989 (bdesc_1arg): Ditto.
8990 (rs6000_expand_ternop_builtin): Ditto.
8991 (altivec_expand_builtin): Ditto.
8992 (rs6000_expand_unop_builtin): Ditto.
8993 (rs6000_init_builtins): Ditto.
8994 (altivec_init_builtins): Ditto.
8995 (builtin_function_type): Ditto.
8996 (rs6000_common_init_builtins): Ditto.
8997 (rs6000_handle_altivec_attribute); Ditto.
8998 (rs6000_mangle_type): Ditto.
8999 (rs6000_vector_mode_supported_p): Ditto.
9000 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9003 * config/rs6000/vsx.md: New file for VSX support.
9005 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9006 identifing values with just the most significant bit set.
9007 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9008 vectorized builtins.
9010 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9011 (UNSPEC_VRFIM): Delete.
9012 (splitter for loading up vector with most significant bit): New
9013 splitter for vectorizing copysign.
9014 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9015 vectorizing simple math functions.
9016 (altivec_vrfip): Add support for vectorizing simple math functions.
9017 (altivec_vrfim): Ditto.
9018 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9020 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9021 (power7.md, vsx.md): Include for power7 support.
9022 (copysigndf3): Use VSX instructions if -mvsx.
9023 (negdf2_fpr): Ditto.
9024 (absdf2_fpr): Ditto.
9025 (nabsdf2_fpr): Ditto.
9026 (adddf3_fpr): Ditto.
9027 (subdf3_fpr): Ditto.
9028 (muldf3_fpr): Ditto.
9029 (divdf3_fpr): Ditto.
9030 (fix_truncdfdi2_fpr): Ditto.
9031 (cmpdf_internal1): Ditto.
9032 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9033 (btruncdf2, btruncdf2_fpr): Ditto.
9034 (ceildf2, ceildf2_fpr): Ditto.
9035 (floordf2, floordf2_fpr): Ditto.
9036 (floatdidf2, floatdidf2_fpr): Ditto.
9037 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9038 (fmsubdf4_fpr): Ditto.
9039 (fnmadddf4_fpr_1): Ditto.
9040 (fnmadddf4_fpr_2): Ditto.
9041 (fnmsubdf4_fpr_1): Ditto.
9042 (fnmsubdf4_fpr_2): Ditto.
9043 (fixuns_truncdfdi2): Add expander for VSX support.
9044 (fix_truncdfdi2): Ditto.
9045 (fix_truncdfsi2): Ditto.
9047 (btruncsf2): Whitespace.
9048 (movdf_hardfloat32): Add support for VSX registers.
9049 (movdf_softfloat32): Ditto.
9050 (movdf_hardfloat64): Ditto.
9051 (movdf_hardfloat64_mfpgpr): Ditto.
9052 (movdf_softfloat64): Ditto.
9053 (movti splitters): Add check for vector registers supporting
9054 TImode in the future.
9055 (bpermd): Add power7 bpermd instruction.
9057 * config/rs6000/altivec.h (vec_div): Define if VSX.
9061 (vec_nearbyint): Ditto.
9064 (all predicates): Use the generic builtin function, and not the V4SF
9065 specific function so that the predicates will work with VSX's V2DF.
9069 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9070 Document new VSX functions and types.
9072 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9075 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9076 "wa", and "j" constraints. Modify "v" to talk about Altivec
9077 instead of just vector.
9079 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9082 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9083 location for phi arguments.
9084 (rewrite_update_phi_arguments): Find locations for reaching defs.
9085 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9086 Add location to add_phi_arg calls.
9087 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9088 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9089 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9090 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9091 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9092 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9093 * tree-phinodes.c (make_phi_node): Initialize location.
9094 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9095 (add_phi_arg): Add location parameter.
9096 (remove_phi_arg_num): Move location when moving phi argument.
9097 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9099 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9100 slpeel_update_phi_nodes_for_guard1,
9101 slpeel_update_phi_nodes_for_guard2,
9102 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9103 vect_loop_versioning): Set locations.
9104 * tree-parloops.c (create_phi_for_local_result,
9105 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9106 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9107 * tree-vect-loop.c (get_initial_def_for_induction,
9108 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9110 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9111 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9112 (gimple_phi_arg_set_location): New. Set locus.
9113 (gimple_phi_arg_has_location): New. Check for locus.
9114 (redirect_edge_var_map_location): New. Return locus from var_map.
9115 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9116 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9117 combining PHI arguments.
9118 (cond_store_replacement): Set location.
9119 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9120 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9121 scop_add_exit_phis_edge): Add locations.
9122 * tree-cfgcleanup.c (remove_forwarder_block,
9123 remove_forwarder_block_with_phi): Add locations.
9124 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9125 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9127 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9128 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9129 flush_pending_stmts): Add source location.
9130 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9131 stack to preserve locations.
9132 * tree-vect-stmts.c (vectorizable_load): Add location.
9133 * tree-inline.c (copy_phis_for_bb): Copy locus.
9134 (setup_one_parameter): Add call locus to inlined parameter stmts.
9135 (initialize_inlined_parameters): Pass in call location as parameter
9137 (tree_function_versioning): Pass location to setup_one_parameter.
9138 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9139 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9140 copy and edge lists.
9141 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9142 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9143 locus parameter and override the stmt default if provided.
9144 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9145 elim_graph_add_edge, elim_graph_remove_succ_edge,
9146 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9147 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9148 eliminate_phi): Add locus info in elimination graph for each edge and
9150 (insert_backedge_copies): Copy locus if present.
9151 * tree-flow.h (struct _edge_var_map): Add locus field.
9152 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9153 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9154 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9156 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9158 2009-07-30 Martin Jambor <mjambor@suse.cz>
9160 PR tree-optimization/40570
9161 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9164 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9166 * ssa-loop-manip.c: Include langhooks.h.
9167 (rewrite_phi_with_iv): New.
9168 (rewrite_all_phi_nodes_with_iv): New.
9169 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9170 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9171 * tree-parloops.c (loop_parallel_p): Move out all conditions
9172 except dependency check.
9173 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9174 (gen_parallel_loop): Call canonicalize_loop_ivs without
9175 reduction_list argument.
9176 (build_new_reduction): New.
9177 (gather_scalar_reductions): New.
9178 (try_get_loop_niter): New.
9179 (try_create_reduction_list): New.
9180 (parallleize_loops): Change the parallel conditions check.
9181 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9182 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9184 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9186 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9188 * doc/options.texi (Option properties): Mention new quoting syntax.
9190 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9192 * config/alpha/alpha.c (alpha_start_function):
9193 Handle VMS_DEBUG_MAIN_POINTER
9194 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9195 * doc/invoke.texi: Document -mdebug-main switch.
9197 2009-07-29 Richard Henderson <rth@redhat.com>
9199 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9200 (cgraph_create_edge_including_clones): Likewise.
9201 * tree-inline.c (copy_bb): Operate on the correct edges
9202 when updating the callgraph.
9204 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9206 * config/alpha/vms-cc.c: Deleted.
9207 * config/alpha/vms-ld.c: Deleted.
9208 * config/alpha/t-vms64: Moved to config/vms
9209 * config/alpha/vms-crt0-64.c: Moved to config/vms
9210 * config/alpha/vms-crt0.c: Moved to config/vms
9211 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9212 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9213 * config/alpha/xm-vms.h: Moved to config/vms
9214 * config/alpha/x-vms: Moved to config/vms
9215 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9217 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9218 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9220 * config/vms/t-vms64: Moved here from config/alpha
9221 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9222 (argc,argv,envp): Enforce 32bit malloc'ing.
9223 * config/vms/vms-psxcrt0-64.c: Likewise.
9224 * config/vms/vms-crt0.c: Moved here from config/alpha.
9225 * config/vms/vms-psxcrt0.c: Likewise.
9226 * config/vms/vms-crtl-64.h: New file.
9227 * config/vms/vms-crtl.h: New file.
9228 * config/vms/vms.opt: New file.
9229 * config/vms/xm-vms64.h: New file.
9230 * config/vms/xm-vms.h: Moved here from config/alpha.
9231 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9233 * config/vms/x-vms: Moved here from config/alpha.
9234 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9235 (vms-ld.o, vms-cc.o): Removed.
9236 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9238 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9240 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9241 correct stack (obvious VMS fix).
9243 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9245 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9246 date, version info if VMS_DEBUGGING_INFO defined.
9247 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9248 size, date calculating code moved here.
9250 2009-07-29 Paul Brook <paul@codesourcery.com>
9252 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9255 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9258 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9259 to DImode when generating insq_le insn.
9261 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9263 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9264 New macro set for VMS_DEBUGGGING_INFO.
9265 (AT_string_form): Use it.
9267 2009-07-28 DJ Delorie <dj@redhat.com>
9269 * config/mep/mep.c (vtext_section): New.
9270 (vftext_section): New.
9271 (ftext_section): New.
9272 (mep_select_section): Add support for functions.
9273 (mep_unique_section): Likewise.
9274 (mep_asm_init_sections): Likewise.
9275 (mep_encode_section_info): Remove it from here.
9277 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9279 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9281 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9282 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9284 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9286 * dwarf2out.c (output_file_names): Test new macro
9287 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9288 (add_comp_dir_attribute): Likewise.
9290 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9292 * config/i386/mingw-w64.h (LINK_SPEC): Add
9293 separating space between commands.
9295 2009-07-28 Jan Hubicka <jh@suse.cz>
9297 PR tree-optimization/40759
9298 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9301 2009-07-27 DJ Delorie <dj@redhat.com>
9303 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9304 types are dword-aligned.
9305 (mep_expand_va_start): Likewise.
9307 2009-07-27 Olivier Hainque <hainque@adacore.com>
9308 Douglas B Rupp <rupp@gnat.com>
9310 * convert.c (convert_to_pointer): Don't assume the target
9311 pointer type is POINTER_SIZE long. Fetch its precision instead.
9313 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9315 * system.h (fopen): Undefine if macro.
9317 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9319 * dwarf2out.c (output_cfi_p): Removed.
9320 (output_cfis): New function.
9321 (output_fde): New function, split from output_call_frame_info.
9322 (output_call_frame_info): Use it.
9323 (dwarf2out_switch_text_section): Use output_cfis.
9325 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9327 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9328 TARGET_BI_ARCH is specified without enabling SJLJ.
9329 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9330 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9332 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9334 * arm.md (negdi2): Use DImode if forcing a value into a register.
9336 2009-07-26 Ira Rosen <irar@il.ibm.com>
9338 PR tree-optimization/40801
9339 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9340 of vector operand from the previous copy of vector statement.
9341 Pass the correct definition type value to
9342 vect_get_vec_def_for_stmt_copy().
9344 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9346 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9347 const char ** conversion.
9349 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9351 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9352 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9353 (gcc_unreachable): Invoke __builtin_unreachable() if
9354 !ENABLE_ASSERT_CHECKING.
9356 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9358 PR rtl-optimization/40445
9359 * emit-rtl.c (next_nonnote_insn_bb): New function.
9360 * rtl.h (next_nonnote_insn_bb): Declare new function.
9361 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9362 with no successors that is the successor of the ENTRY_BLOCK.
9363 Continue from the top after removing an empty fallthrough block.
9364 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9365 of next_nonnote_insn.
9367 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9369 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9371 2009-07-25 Martin Jambor <mjambor@suse.cz>
9373 * c-common.c (c_common_attribute_table): New element for noclone.
9374 (handle_noclone_attribute): New function. Forward-declare.
9375 * tree-inline.c (tree_versionable_function_p): Check for noclone
9377 * doc/extend.texi (Labels as Values): Document need for noclone.
9378 (Function Attributes): Document noclone attribute.
9380 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9382 PR rtl-optimization/34999
9383 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9384 and dw_fde_switched_cold_to_hot fields.
9385 (output_cfi_p): New function.
9386 (output_call_frame_info): If fde->dw_fde_switched_sections,
9387 output 2 FDEs instead of one with corrupted header.
9388 (dwarf2out_do_cfi_startproc): New function.
9389 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9390 and fde->dw_fde_switched_cold_to_hot.
9391 (dwarf2out_switch_text_section): Compute
9392 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9393 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9394 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9395 Otherwise, compute fde->dw_fde_switch_cfi.
9397 2009-07-24 Cary Coutant <ccoutant@google.com>
9399 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9401 2009-07-24 Cary Coutant <ccoutant@google.com>
9403 * cfghooks.c (split_block): Copy discriminator to new block.
9404 * tree-cfg.c (assign_discriminator): Check location of last
9405 instruction in block as well as first.
9407 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9409 * config/i386/linux.c: Use fputs or putc instead of fprintf
9411 * config/i386/gas.h: Ditto.
9412 * config/i386/x86-64.h: Ditto.
9413 * config/i386/att.h: Ditto.
9415 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9417 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9420 2009-07-24 Martin Jambor <mjambor@suse.cz>
9422 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9423 (ipa_push_func_to_list_1): Declare.
9424 (ipa_push_func_to_list): New function.
9426 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9427 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9428 (ipa_push_func_to_list): Removed.
9429 (ipa_pop_func_from_list): Clear node_enqueued flag.
9431 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9433 * config/s390/s390.c (override_options): Default
9434 max-unrolled-insns to 100 for z10 tuning.
9436 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9438 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9439 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9440 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9441 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9442 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9443 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9444 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9446 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9448 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9449 use default set in mingw32.h header.
9450 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9451 64-bit /mingw/include path.
9452 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9455 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9457 PR rtl-optimization/40209
9458 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9460 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9462 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9463 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9464 with the rest of string where appropriate. Use fputs or putc
9465 instead of fprintf where appropriate.
9467 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9468 Pat Haugen <pthaugen@us.ibm.com>
9469 Revital Eres <ERES@il.ibm.com>
9471 * config/rs6000/vector.md: New file. Move most of the vector
9472 expander support here from altivec.md to allow for the VSX vector
9473 unit in the future. Add support for secondary_reload patterns.
9474 Rewrite the patterns for vector comparison, and vector comparison
9475 predicate instructions so that the RTL expresses the desired
9476 behavior, instead of using unspec.
9478 * config/rs6000/constraints.md ("f" constraint): Use
9479 rs6000_constraints to hold the precalculated register class.
9480 ("d" constraint): Ditto.
9481 ("wd" constraint): New constraint for VSX.
9482 ("wf" constraint): Ditto.
9483 ("ws" constraint): Ditto.
9484 ("wa" constraint): Ditto.
9485 ("wZ" constraint): Ditto.
9486 ("j" constraint): Ditto.
9488 * config/rs6000/predicates.md (vsx_register_operand): New
9490 (vfloat_operand): New predicate for vector.md.
9491 (vint_operand): Ditto.
9492 (vlogical_operand): Ditto.
9493 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9494 (easy_vector_constant): Add VSX support.
9495 (altivec_indexed_or_indirect_operand): New predicate for
9496 recognizing Altivec style memory references with AND -16.
9498 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9499 for vector secondary reload support.
9500 (rs6000_vector_reg_class): Delete, replacing it with
9502 (rs6000_vsx_reg_class): Ditto.
9503 (rs6000_constraints): New array to hold the register classes of
9504 each of the register constraints that can vary at runtime.
9505 (builtin_mode_to_type): New static array for builtin function type
9507 (builtin_hash_table): New static hash table for builtin function
9509 (TARGET_SECONDARY_RELOAD): Define target hook.
9510 (TARGET_IRA_COVER_CLASSES): Ditto.
9511 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9512 registers are 128 bits if VSX memory reference instructions are used.
9513 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9515 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9516 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9517 Print several of the scheduling related parameters.
9518 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9519 rs6000_constraints instead of rs6000_vector_reg_class. Move
9520 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9521 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9522 Altivec. Add VSX support. Setup for secondary reload support on
9523 Altivec/VSX registers.
9524 (rs6000_override_options): Make power7 set the scheduling groups
9525 like the power5. Add support for new debug switches to override
9526 the scheduling defaults. Temporarily disable -mcpu=power7 from
9527 setting -mvsx. Add support for debug switches -malways-hint,
9528 -msched-groups, and -malign-branch-targets.
9529 (rs6000_buitlin_conversion): Add support for returning unsigned
9530 vector conversion functions to fix regressions due to stricter
9532 (rs6000_builtin_mul_widen_even): Ditto.
9533 (rs6000_builtin_mul_widen_odd): Ditto.
9534 (rs6000_builtin_vec_perm): Ditto.
9535 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9536 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9538 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9540 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9541 VSX types for bit operations. Changes to accomidate vector.md.
9542 (bdesc_2arg): Ditto.
9543 (bdesc_1arg): Ditto.
9544 (struct builtin_description_predicates): Rewrite predicate
9545 handling so that RTL describes the operation, instead of passing
9546 the instruction to be used as a string argument.
9547 (bdesc_altivec_preds): Ditto.
9548 (altivec_expand_predicate_builtin): Ditto.
9549 (altivec_expand_builtin): Ditto.
9550 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9551 statement for vsldoi support.
9552 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9553 (altivec_expand_st_builtin): Ditto.
9554 (paired_expand_builtin): Whitespace changes.
9555 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9556 builtin_mode_to_type table for secondary reload. Call
9557 builtin_function_type to build random builtin functions.
9558 (altivec_init_builtins): Change to use builtin_function_type to
9559 create builtin function types dynamically as we need them.
9560 (builtin_hash_function): New support for hashing the tree types
9561 for builtin function as we need it, rather than trying to build
9562 all of the trees that we need. Add initial preliminary VSX support.
9563 (builtin_function_type): Ditto.
9564 (builtin_function_eq): Ditto.
9565 (builtin_hash_struct): Ditto.
9566 (rs6000_init_builtins): Ditto.
9567 (rs6000_common_init_builtins): Ditto.
9568 (altivec_init_builtins): Ditto.
9569 (rs6000_common_init_builtins): Ditto.
9570 (enum reload_reg_type): New enum for simplifing reg classes.
9571 (rs6000_reload_register_type): Simplify register classes into GPR,
9572 Vector, and other registers. Altivec and VSX addresses in reload.
9573 (rs6000_secondary_reload_inner): Ditto.
9574 (rs6000_ira_cover_classes): New target hook, that returns the
9575 appropriate cover classes, based on -mvsx being used or not.
9576 (rs6000_secondary_reload_class): Add VSX support.
9577 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9578 (get_vsel_insn): Ditto.
9579 (rs6000_emit_vector_compare): Rewrite vector conditional support
9580 so that where we can, we use RTL operators, instead of blindly use
9582 (rs6000_emit_vector_select): Ditto.
9583 (rs6000_emit_vector_cond_expr): Ditto.
9584 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9585 (create_TOC_reference): Add -mdebug=addr support.
9586 (emit_frame_save): VSX loads/stores need register indexed addressing.
9588 * config/rs6000/rs6000.md: Include vector.md.
9590 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9592 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9593 support for V2DI, V2DF in logical, permute, select operations.
9595 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9596 switch for vsx/power7.
9597 (-mvsx-scalar-memory): Ditto.
9598 (-mvsx-align-128): Ditto.
9599 (-mallow-movmisalign): Ditto.
9600 (-mallow-df-permute): Ditto.
9601 (-msched-groups): Ditto.
9602 (-malways-hint): Ditto.
9603 (-malign-branch-targets): Ditto.
9605 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9607 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9608 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9609 (rs6000_vector_reg_class): Delete.
9610 (rs6000_vsx_reg_class): Ditto.
9611 (enum rs6000_reg_class_enum): New enum for the constraints that
9612 vary based on target switches.
9613 (rs6000_constraints): New array to hold the register class for all
9614 of the register constraints that vary based on the switches used.
9615 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9616 (enum rs6000_builtins): Add unsigned varients for the builtin
9617 declarations returned by target hooks for expanding multiplies,
9618 select, and permute operations. Add VSX builtins.
9619 (enum rs6000_builtin_type_index): Add entries for VSX.
9620 (V2DI_type_node): Ditto.
9621 (V2DF_type_node): Ditto.
9622 (unsigned_V2DI_type_node): Ditto.
9623 (bool_long_type_node): Ditto.
9624 (intDI_type_internal_node): Ditto.
9625 (uintDI_type_internal_node): Ditto.
9626 (double_type_internal_node): Ditto.
9628 * config/rs6000/altivec.md (whole file): Move all expanders to
9629 vector.md from altivec.md. Rename insn matching functions to be
9631 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9632 (altivec_vcmp*): Ditto.
9633 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9634 (VM): New iterator for moves that includes the VSX types.
9635 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9636 (altivec_vperm_<mode>_uns): New, for unsigned types.
9637 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9638 (altivec_eq<mode>): Ditto.
9639 (altivec_gt<mode>): Ditto.
9640 (altivec_gtu<mode>): Ditto.
9641 (altivec_eqv4sf): Ditto.
9642 (altivec_gev4sf): Ditto.
9643 (altivec_gtv4sf): Ditto.
9644 (altivec_vcmpbfp_p): Ditto.
9646 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9648 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9651 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9654 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9655 ASM_SHORT instead of .word.
9656 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9657 instead of .word in asm template.
9659 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9662 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9663 (process_bb_node_lives): Use it.
9665 * ira.c (setup_cover_and_important_classes): Don't setup
9666 ira_important_class_nums. Add cover classes to the end of
9668 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9670 (find_reg_class_closure): Use reorder_important_classes.
9672 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9674 * config/i386/i386.c (i386_ira_cover_classes): New function.
9675 (TARGET_IRA_COVER_CLASSES): Redefine.
9677 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9678 importance of order of cover classes in the array.
9680 2009-07-22 Diego Novillo <dnovillo@google.com>
9682 * tree-pass.h (TDF_EH): Define.
9683 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9684 contains TDF_EH, print the EH region number holding GS.
9685 * tree-dump.c (dump_options): Add "eh".
9686 * doc/invoke.texi: Document it.
9688 2009-07-22 Doug Kwan <dougkwan@google.com>
9690 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9692 2009-07-22 Michael Matz <matz@suse.de>
9694 PR tree-optimization/35229
9695 PR tree-optimization/39300
9697 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9698 (inhibit_phi_insertion): New function.
9699 (insert_into_preds_of_block): Call it for REFERENCEs.
9700 (init_pre): Initialize and finalize scalar evolutions.
9701 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9703 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9705 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9706 Use CONST_VECTOR_NUNITS to determine number of elements.
9708 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9710 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9711 (U, W): Constraints are now deprecated and will be removed if we
9713 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9715 ("prefetch"): Add the stcmh instruction for prefetching.
9716 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9718 (s390_short_displacement): Return always true if compiling for
9719 machines not providing the long displacement facility.
9720 (s390_mem_constraint): Support the new constraint letter Z.
9721 (s390_check_qrst_address): New function.
9723 2009-07-21 DJ Delorie <dj@redhat.com>
9725 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9728 2009-07-21 Jason Merrill <jason@redhat.com>
9730 * c-common.c (max_tinst_depth): Increase default to 1024.
9732 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9734 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9735 (vec_unpacku_float_lo_v4si): Ditto.
9737 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9740 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9741 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9742 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9743 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9745 2009-07-21 Jakub Jelinek <jakub@redhat.com>
9747 PR tree-optimization/40813
9748 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
9751 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
9753 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
9754 with a NOP_EXPR if needed.
9756 2009-07-21 Paul Brook <paul@codesourcery.com>
9758 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
9759 Terminate debug dump with newline.
9761 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9763 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
9764 Cast "1" to unsigned HOST_WIDE_INT.
9765 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
9766 deposit length to the maximum length - lsb. Extend length if
9767 HOST_BITS_PER_WIDE_INT is 32.
9769 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9771 * cgraph.h (constant_pool_htab): New function.
9772 (constant_descriptor_tree): Move from varasm.c.
9773 * varasm.c (constant_pool_htab): New function.
9774 (constant_descriptor_tree): Move to cgraph.h.
9776 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9778 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
9780 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
9782 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
9785 2009-07-20 Xinliang David Li <davidxl@google.com>
9787 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
9789 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
9791 * config/mips/mips.md (move_type): Add arith.
9792 (type): Handle arith.
9793 (zero_extendsidi2): Rename this into ...
9794 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
9795 (zero_extendsidi2): New expander.
9796 (*zero_extendsidi2_dext): New pattern.
9798 2009-07-20 Nick Clifton <nickc@redhat.com>
9800 * config.gcc (mips64-*-*): Add definition of tm_defines in order
9801 to set MIPS_ABI_DEFAULT.
9802 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
9804 2009-07-20 Jakub Jelinek <jakub@redhat.com>
9806 * tree-object-size.c (addr_object_size): Handle unions with
9807 array in it as last field of structs in __bos (, 1) as __bos (, 0).
9809 PR tree-optimization/40792
9810 * tree.c (build_function_type_skip_args): Remove bogus assert.
9812 2009-07-20 Jan Hubicka <jh@suse.cz>
9813 Martin Jambor <mjambor@suse.cz>
9815 * cgraph.h (combined_args_to_skip): New field.
9816 * cgraph.c (cgraph_create_virtual_clone): Properly handle
9817 combined_args_to_skip and args_to_skip.
9818 * tree-inline.c (update_clone_info): New function.
9819 (tree_function_versioning): Call update_clone_info.
9820 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
9822 (cgraph_materialize_all_clones): More extensive dumping, working
9823 with combined_args_to_skip rather than args_to_skip.
9825 2009-07-20 Ira Rosen <irar@il.ibm.com>
9827 * tree-vectorizer.h (vectorizable_condition): Add parameters.
9828 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
9829 (get_initial_def_for_reduction): Likewise.
9830 (vectorizable_reduction): Skip the check of first operand in case
9831 of COND_EXPR. Add check that it is outer loop vectorization if
9832 nested cycle was detected. Call vectorizable_condition() for
9833 COND_EXPR. If reduction epilogue cannot be created do not fail for
9834 nested cycles (if it is not double reduction). Assert that there
9835 is only one type in the loop in case of COND_EXPR. Call
9836 vectorizable_condition() to vectorize COND_EXPR.
9837 * tree-vect-stmts.c (vectorizable_condition): Update comment.
9838 Add parameters. Allow nested cycles if called from
9839 vectorizable_reduction(). Use reduction vector variable if provided.
9840 (vect_analyze_stmt): Call vectorizable_reduction() before
9841 vectorizable_condition().
9842 (vect_transform_stmt): Update call to vectorizable_condition().
9844 2009-07-20 Christian Bruel <christian.bruel@st.com>
9846 * config/sh/sh.opt (-mfmovd): Resurrect and document.
9847 * doc/invoke.texi (-mfmovd): Likewise.
9848 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
9850 2009-07-20 Jan Hubicka <jh@suse.cz>
9852 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
9853 when handling SSA name.
9855 2009-07-19 Jan Hubicka <jh@suse.cz>
9857 PR tree-optimization/40676
9858 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
9859 virtual PHIs in empty BBs.
9861 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9863 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
9864 re-expanded the compound use gen_lowpart instead to convert to the
9867 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9869 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
9870 OUTER_CONST arguments.
9871 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
9872 the new wider mode will be masked off.
9873 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
9875 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9877 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
9878 high-order bits are zero.
9880 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9882 * combine.c (simplify_shift_const_1): Split code to determine
9884 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
9885 new bits shifted in are identical to the old sign bit.
9887 2009-07-18 Richard Guenther <rguenther@suse.de>
9890 * gimplify.c (gimplify_call_expr): Reject code using results from
9891 functions returning void.
9893 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9895 * doc/md.texi: Document the new PowerPC "es" constraint.
9896 Document that "m" can include automodified addresses on this target,
9897 and explain how %U must be used. Extend the "Q" and "Z" documentation
9898 to suggest "es" as well as "m".
9899 * config/rs6000/constraints.md (es): New memory constraint.
9900 (Q, Z): Update strings to match new documentation.
9902 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9904 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
9905 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
9906 * config/rs6000/predicates.md (volatile_mem_operand): Use
9907 offsettable_nonstrict_memref_p.
9908 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
9909 (*floatunssidf2_internal): Likewise.
9910 (*fix_truncdfsi2_internal): Likewise.
9911 (*fix_trunctfsi2_internal): Likewise.
9913 2009-07-17 Anatoly Sokolov <aesok@post.ru>
9915 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
9917 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9919 2009-07-17 Richard Guenther <rguenther@suse.de>
9922 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
9923 (pass_warn_unused_result): Likewise.
9924 (TODO_set_props): Remove.
9925 * omp-low.c (diagnose_omp_structured_block_errors): Change to
9927 (pass_diagnose_omp_blocks): Define.
9928 * c-decl.c (pop_file_scope): Do not finalize the CU here.
9929 (c_gimple_diagnostics_recursively): Remove.
9930 (finish_function): Do not call it.
9931 (c_write_global_declarations): Continue after errors.
9932 Finalize the CU here.
9933 * c-gimplify.c (c_genericize): Do not gimplify here.
9934 * c-common.c (c_warn_unused_result): Move ...
9935 * tree-cfg.c (do_warn_unused_result): ... here.
9936 (run_warn_unused_result): New function.
9937 (gate_warn_unused_result): New function.
9938 (pass_warn_unused_result): New pass.
9939 * c-common.h (c_warn_unused_result): Remove.
9940 * flags.h (flag_warn_unused_result): Declare.
9941 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
9942 * opts.c (flag_warn_unused_result): Initialize to false.
9943 * toplev.c (compile_file): Add comment.
9944 * omp-low.c (create_omp_child_function): Do not register
9945 the function with the frontend.
9946 (diagnose_omp_structured_block_errors): Prepare to be
9947 called as optimization pass.
9948 (gate_diagnose_omp_blocks): New function.
9949 (pass_diagnose_omp_blocks): New pass.
9950 * cgraph.h (cgraph_optimize): Remove.
9951 (cgraph_analyze_function): Likewise.
9952 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
9953 * cgraphunit.c (cgraph_lower_function): Lower nested functions
9954 before their parents here.
9955 (cgraph_finalize_function): Not here.
9956 (cgraph_analyze_function): Gimplify functions here.
9957 (cgraph_finalize_compilation_unit): Continue after errors.
9958 Optimize the callgraph from here.
9959 (cgraph_optimize): Make static.
9960 * langhooks.c (write_global_declarations): Finalize the CU.
9961 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
9962 (gimplify_function_tree): Assert we gimplify only once.
9963 Set PROP_gimple_any property.
9964 * tree-nested.c (gimplify_all_functions): New function.
9965 (lower_nested_functions): Gimplify all nested functions.
9966 * gimple.h (diagnose_omp_structured_block_errors): Remove.
9967 * passes.c (init_optimization_passes): Add pass_warn_unused_result
9968 and pass_diagnose_omp_blocks after gimplification. Do not
9969 set TODO_set_props on all_lowering_passes.
9970 (execute_one_pass): Do not handle TODO_set_props.
9971 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
9972 (gimplify.o): Add tree-pass.h dependency.
9973 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
9974 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
9975 (unsave_r): Likewise.
9976 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
9979 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
9981 * doc/service.texi (Service): Restore previously removed link,
9982 which isn't broken after all.
9984 2009-07-17 Richard Guenther <rguenther@suse.de>
9986 PR tree-optimization/40321
9987 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
9988 PHI nodes to the maximal set.
9989 (make_values_for_phi): Add PHI arguments to the maximal set.
9990 (execute_pre): Dump PHI_GEN and the maximal set.
9992 2009-07-17 Jakub Jelinek <jakub@redhat.com>
9995 * gimplify.c (gimplify_conversion): Don't change non-conversions into
9998 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
10000 * doc/extend.texi (Nested Functions): Replace broken link with
10002 * doc/service.texi (Service): Remove broken link.
10004 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10007 * builtins.c (expand_builtin_memcmp): Use loc instead of
10008 EXPR_LOCATION (exp).
10009 (expand_builtin_strncmp): Likewise.
10011 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10012 Manuel López-Ibáñez <manu@gcc.gnu.org>
10015 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10016 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10017 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10018 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10019 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10020 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10021 tree-inline.c, c-common.c, c-common.h, gimple.c,
10022 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10023 convert.c: Add location argument to fold_{unary,binary,ternary},
10024 fold_build[123], build_call_expr, build_size_arg,
10025 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10026 fold_build1_initializer, fold_build2_initializer,
10027 fold_build3_initializer, fold_build_call_array,
10028 fold_build_call_array_initializer, fold_single_bit_test,
10029 omit_one_operand, omit_two_operands, invert_truthvalue,
10030 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10031 combine_comparisons, fold_builtin_*, fold_call_expr,
10032 build_range_check, maybe_fold_offset_to_address, round_up,
10035 2009-07-16 Jason Merrill <jason@redhat.com>
10038 * c-common.c (c_common_reswords): Add __is_standard_layout
10040 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10041 * doc/implement-cxx.texi: New.
10042 * doc/gcc.texi: Include it.
10044 2009-07-16 DJ Delorie <dj@redhat.com>
10046 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10047 compares that may be indirectly affected by previous instructions.
10049 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10051 * builtins.c (do_mpc_arg2): New.
10052 (fold_builtin_2): Fold builtin cpow.
10053 * real.h (HAVE_mpc_pow): New.
10055 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10057 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10058 comparison to skip unprofitable schedule
10060 2009-07-16 Simon Baldwin <simonb@google.com>
10062 * gcc.c (option_map): New flag -no-canonical-prefixes.
10063 * (display_help): Print help text for new flag.
10064 * (process_command): Move options translation and language specifics
10065 and handle new flag early. Use it to set a function pointer to a
10066 prefix builder. Replace make_relative_prefix calls with calls to
10067 the function pointed to. Ignore new flag in regular options handling.
10068 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10070 2009-07-15 DJ Delorie <dj@redhat.com>
10072 * config/mep/mep.md (sibcall_internal): Change register to avoid
10073 argument registers.
10074 (sibcall_value_internal): Likewise.
10076 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10078 PR rtl-optimization/40710
10079 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10081 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10083 * config/mips/mips.md (*extenddi_truncate<mode>,
10084 *extendsi_truncate<mode>): Change type attribute to move_type
10085 with shift_shift. Split out code handling exts from here ...
10086 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10088 (*extendhi_truncateqi): Change type attribute to move_type with
10089 shift_shift. Split out code handling exts from here ...
10090 (*extendhi_truncateqi_exts): ... to this new pattern.
10092 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10094 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10095 instead of "and" with inverted sign bit mask value. Use
10096 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10097 Allocate registers only for operand 4 and operand 5.
10099 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10101 PR middle-end/40747
10102 * fold-const.c (fold_cond_expr_with_comparison): When folding
10103 < and <= to MIN, make sure the MIN uses the same type as the
10104 comparison's operands.
10106 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10108 * arm.md (ior_xor): New code iterator.
10109 (split for ior/xor with shift and zero-extend): New split pattern.
10110 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10112 2009-07-15 Richard Guenther <rguenther@suse.de>
10114 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10117 2009-07-15 Richard Guenther <rguenther@suse.de>
10119 PR middle-end/40753
10120 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10122 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10124 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10125 handle 2.6.30 kernel.
10127 2009-07-15 DJ Delorie <dj@redhat.com>
10129 * config/mep/mep.md (sibcall_internal): Change register to allow
10130 for 24-bit addresses.
10131 (sibcall_value_internal): Likewise.
10133 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10135 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10136 that are enabled/disabled by the flags introduced by a previous patch.
10138 2009-07-14 DJ Delorie <dj@redhat.com>
10140 * config/mep/mep.md (sibcall_internal): Include non-toggling
10142 (sibcall_value_internal): Likewise.
10144 2009-07-14 Taras Glek <tglek@mozilla.com>
10145 Rafael Espindola <espindola@google.com>
10147 * doc/sourcebuild.texi: Document install-plugin target.
10148 * configure.ac: Added install-plugin target to language makefiles.
10149 * configure: Regenerate.
10150 * Makefile.in: (install-plugin): Install more headers,
10151 depend on lang.install-plugin.
10153 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10155 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10158 2009-07-14 DJ Delorie <dj@redhat.com>
10160 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10161 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10162 * config/mep/mep.md (sibcall_internal): Change test from
10163 mep_vliw_mode_match to mep_vliw_jmp_match.
10164 (sibcall_value_internal): Likewise.
10166 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10168 * config/i386/sse.md (copysign<mode>3): New expander.
10169 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10170 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10171 Use ix86_build_const_vector.
10172 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10173 IX86_BUILTIN_CPYSGNPD.
10174 (builtin_description): Add __builtin_ia32_copysignps and
10175 __builtin_ia32_copysignpd.
10176 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10177 and BUILT_IN_COPYSIGNF.
10179 2009-07-13 Jason Merrill <jason@redhat.com>
10181 * builtins.c (can_trust_pointer_alignment): New fn.
10182 (get_pointer_alignment): Factor it out from here.
10183 * tree.h: Declare it.
10185 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10187 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10190 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10194 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10196 2009-07-14 Richard Guenther <rguenther@suse.de>
10197 Andrey Belevantsev <abel@ispras.ru>
10199 PR middle-end/40745
10200 * cfgexpand.c (partition_stack_vars): Do not bother to update
10201 alias information when not optimizing.
10203 2009-07-14 Richard Guenther <rguenther@suse.de>
10204 Andrey Belevantsev <abel@ispras.ru>
10206 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10207 (pt_solution_set): Likewise.
10208 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10209 * tree-ssa-structalias.c (pt_solution_set): New function.
10210 * final.c (rest_of_clean_state): Free SSA data structures.
10211 * print-rtl.c (print_decl_name): Remove.
10212 (print_mem_expr): Implement in terms of print_generic_expr.
10213 * alias.c (ao_ref_from_mem): New function.
10214 (rtx_refs_may_alias_p): Likewise.
10215 (true_dependence): Query alias-export info.
10216 (canon_true_dependence): Likewise.
10217 (write_dependence_p): Likewise.
10218 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10220 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10221 (mem_expr_equal_p): Use operand_equal_p.
10222 (set_mem_attributes_minus_bitpos): Do not use
10223 component_ref_for_mem_expr.
10224 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10225 (update_alias_info_with_stack_vars): Likewise.
10226 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10227 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10228 explicitly nor clear stmt operands.
10229 Free the decl-to-pointer map.
10230 * tree-optimize.c (execute_free_datastructures): Do not free
10231 SSA data structures here.
10232 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10233 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10234 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10236 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10238 2009-07-13 DJ Delorie <dj@redhat.com>
10240 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10241 unrolling at the right iteration count.
10243 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10246 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10248 * haifa-sched.c (rank_for_schedule): Introduced flags to
10249 enable/disable individual scheduling heuristics.
10250 * common.opt: Introduced flags to enable/disable individual
10251 heuristics in the scheduler.
10252 * doc/invoke.texi: Introduced flags to enable/disable individual
10253 heuristics in the scheduler.
10255 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10257 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10258 config/i386/mingw-tls.c.
10259 * config/i386/mingw-tls.c: Removed.
10261 2009-07-13 Ira Rosen <irar@il.ibm.com>
10263 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10264 checks access only relevant statements.
10265 (vectorizable_reduction): Likewise.
10267 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10269 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10270 just for 32-bit case.
10272 2009-07-12 Jan Hubicka <jh@suse.cz>
10274 PR tree-optimization/40585
10275 * except.c (expand_resx_expr): When there already is resume
10276 instruction, produce linked list.
10277 (build_post_landing_pads): Assert that resume is empty.
10278 (connect_post_landing_pads): Handle resume lists.
10279 (dump_eh_tree): Dump resume list.
10281 2009-07-12 Ira Rosen <irar@il.ibm.com>
10283 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10284 with additional argument.
10285 * tree-vectorizer.h (enum vect_def_type): Add
10286 vect_double_reduction_def.
10287 (vect_is_simple_reduction): Add argument.
10288 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10290 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10291 vect_is_simple_reduction with additional argument.
10292 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10294 (reduction_code_for_scalar_code): Handle additional codes by
10295 returning ERROR_MARK for them. Fix comment and indentation.
10296 (vect_is_simple_reduction): Fix comment, add argument to specify
10297 double reduction. Detect double reduction.
10298 (get_initial_def_for_induction): Fix indentation.
10299 (get_initial_def_for_reduction): Fix comment and indentation.
10300 Handle double reduction. Create initial definitions that do not
10301 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10302 (vect_create_epilog_for_reduction): Fix comment, add argument to
10303 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10304 epilogue result extraction. Create double reduction phi node and
10305 replace relevant uses.
10306 (vectorizable_reduction): Call vect_is_simple_reduction with
10307 additional argument. Fix indentation. Update epilogue code treatment
10308 according to the changes in reduction_code_for_scalar_code. Check
10309 for double reduction. Call vect_create_epilog_for_reduction with
10310 additional argument.
10311 * tree-vect-stmts.c (process_use): Handle double reduction, update
10313 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10314 (vect_get_vec_def_for_operand): Likewise.
10316 2009-07-12 Danny Smith <dansmister@gmail.com>
10318 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10319 dllexport if !TREE_PUBLIC.
10320 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10322 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10324 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10325 (avr_extra_arch_macro) Remove declatation.
10326 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10327 (avr_extra_arch_macro) Declare as static.
10328 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10330 2009-07-11 Jan Hubicka <jh@suse.cz>
10332 PR middle-end/48388
10333 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10335 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10338 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10339 cold_in_std_section bits.
10340 (dwarf2out_begin_prologue): Initialize them.
10341 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10342 if already covered by text_section or cold_text_section range.
10344 PR rtl-optimization/40667
10345 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10346 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10347 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10348 * config/i386/i386.c (ix86_minimum_alignment): New function.
10349 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10350 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10351 * emit-rtl.c (gen_reg_rtx): Likewise.
10352 * function.c (assign_parms): Likewise. If nominal_type needs
10353 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10354 rather than passed_type's alignment.
10357 * function.c (assign_parm_setup_stack): Adjust
10358 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10359 from nominal_mode on big endian.
10361 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10363 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10365 2009-07-10 DJ Delorie <dj@redhat.com>
10367 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10369 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10371 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10373 (thumb2_cbnz): Likewise.
10375 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10378 * config.gcc (supported_defaults): Add synci.
10379 (with_synci): Add validation.
10380 (all_defaults): Add synci.
10381 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10384 * config/mips/mips.opt (msynci): New option.
10385 * config/mips/mips.c (mips_override_options): Warn on use of
10386 -msynci for targets that do now support it.
10387 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10389 * gcc/doc/invoke.texi (-msynci): Document the new option.
10390 * doc/install.texi (--with-synci): Document the new option.
10392 2009-07-10 Richard Guenther <rguenther@suse.de>
10394 PR tree-optimization/40496
10395 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10396 the PHI result with a compatible type.
10398 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10402 * c.opt (Wunused-result): New.
10403 * doc/invoke.texi: Document it.
10404 * c-common.c (c_warn_unused_result): Use it.
10406 2009-07-09 DJ Delorie <dj@redhat.com>
10408 * targhooks.c (default_target_can_inline_p): Rename from
10409 default_target_option_can_inline_p.
10410 * targhooks.h (default_target_can_inline_p): Likewise.
10411 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10412 TARGET_OPTION_CAN_INLINE_P.
10413 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10414 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10415 (mep_target_can_inline_p): Rename from
10416 mep_target_option_can_inline_p.
10419 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10420 registers used to pass vectors.
10422 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10424 2009-07-09 Tom Tromey <tromey@redhat.com>
10426 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10427 * config/mmix/mmix.c: Include dwarf2.h.
10428 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10429 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10430 * config/sh/sh.c: Include dwarf2.h.
10431 * config/i386/i386.c: Include dwarf2.h.
10432 * Makefile.in (DWARF2_H): Remove 'elf'.
10433 * except.c: Include dwarf2.h.
10434 * unwind-dw2.c: Include dwarf2.h.
10435 * dwarf2out.c: Include dwarf2.h.
10436 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10437 * unwind-dw2-fde.c: Include dwarf2.h.
10438 * dwarf2asm.c: Include dwarf2.h.
10440 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10442 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10443 (max_issue): Use it.
10444 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10446 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10447 (region_sched_info): Update.
10448 * sched-ebb.c (ebb_sched_info): Update.
10449 * modulo-sched.c (sms_sched_info): Update.
10450 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10452 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10454 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10456 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10458 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10460 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10462 PR middle-end/40692
10463 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10464 arg1 with arg01 if arg1 is already INTEGER_CST.
10466 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10468 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10469 Transform (and (truncate)) into (truncate (and)).
10471 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10473 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10474 creating LHS paradoxical subregs. Fix surrounding returns to
10475 use NULL_RTX rather than 0.
10477 2009-07-08 DJ Delorie <dj@redhat.com>
10479 * config/mep/mep.c: (mep_option_can_inline_p): New.
10480 (TARGET_OPTION_CAN_INLINE_P): Define.
10482 2009-07-08 Mark Wielaard <mjw@redhat.com>
10485 * dwarf2out.c (add_data_member_location_attribute): When we have
10486 only a constant offset don't emit a new location description using
10487 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10490 2009-07-08 Richard Henderson <rth@redhat.com>
10493 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10494 (enum reg_class): Add CLOBBERED_REGS.
10495 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10496 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10497 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10498 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10499 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10500 force 64-bit sibcalls into R11.
10501 * config/i386/constraints.md (U): New constraint.
10502 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10503 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10504 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10506 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10508 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10510 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10511 * ebitmap.h (dump_ebitmap): Ditto.
10512 * optabs.h (optab_libfunc): Ditto.
10513 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10514 * tree-flow.h (vect_can_force_dr_alignment_p,
10515 get_vectype_for_scalar_type): Ditto.
10516 (vectorize_loops): Move prototype to ...
10517 * tree-vectorizer.h: ... here. Also, adjust comment.
10518 (vect_set_verbosity_level): Remove duplicate prototype.
10519 * tree-ssa-loop.c: Include tree-vectorizer.h.
10520 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10522 2009-07-08 Nick Clifton <nickc@redhat.com>
10524 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10527 2009-07-08 DJ Delorie <dj@redhat.com>
10529 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10530 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10531 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10533 * config/mep/intrinsics.md: Regenerated.
10534 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10535 registers when asm() or calls are detected.
10537 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10540 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10542 * gimple (gimple_build_call_from_tree): Likewise.
10543 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10544 no_warning flag before warning.
10546 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10548 * tree.c (set_expr_locus): Remove.
10549 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10550 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10552 * gimplify.c (internal_get_tmp_var): Likewise.
10553 (gimplify_call_expr): Likewise.
10554 (gimplify_one_sizepos): Likewise.
10556 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10559 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10560 to variables for debugging purposes.
10562 2009-06-23 Mark Loeser <mark@halcy0n.com>
10565 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10567 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10569 * pretty-print.c (pp_base_format): Remove %J.
10570 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10571 gcc_cxxdiag_char_table): Likewise.
10572 (init_dynamic_diag_info): Likewise.
10574 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10576 * pretty-print.c (pp_base_format): Remove %H.
10577 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10578 gcc_cxxdiag_char_table): Likewise.
10579 (init_dynamic_diag_info): Likewise.
10580 * config/mep/mep.c (mep_select_section): Likewise.
10582 2009-07-07 Duncan Sands <baldrick@free.fr>
10584 * final.c (pass_clean_state): Give the pass a name.
10585 * passes.c (pass_rest_of_compilation): Likewise.
10586 * tree-optimize.c (pass_all_optimizations): Likewise.
10588 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10590 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10591 an extra 'decl' for error_at.
10593 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10595 PR middle-end/40669
10596 * tree-tailcall.c (adjust_return_value_with_ops,
10597 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10598 if it has complex or vector type.
10600 2009-07-07 Olivier Hainque <hainque@adacore.com>
10602 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10605 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10607 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10609 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10611 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10612 * c-decl.c: Likewise.
10613 * function.c: Likewise.
10614 * varasm.c: Likewise.
10615 * tree-ssa.c: Likewise.
10616 * c-common.c: Likewise.
10617 * tree-cfg.c: Likewise.
10618 * config/spu/spu.c: Likewise.
10619 * config/ia64/ia64.c: Likewise.
10620 * config/v850/v850.c: Likewise.
10622 2009-07-06 DJ Delorie <dj@redhat.com>
10624 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10625 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10626 unspecified accesses to control registers.
10627 * config/mep/intrinsics.md: Regenerate.
10628 * config/mep/intrinsics.h: Regenerate.
10629 * config/mep/mep-intrin.h: Regenerate.
10631 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10633 * c-lex.c: Replace %H by an explicit location. Update all calls.
10634 * c-common.c: Likewise.
10635 * c-decl.c: Likewise.
10636 * c-typeck.c: Likewise.
10637 * fold-const.c: Likewise.
10638 * gimplify.c: Likewise.
10639 * stmt.c: Likewise.
10640 * tree-cfg.c: Likewise.
10641 * tree-ssa-loop-niter.c: Likewise.
10642 * tree-vrp.c: Likewise.
10643 * value-prof.c: Likewise.
10645 2009-07-06 Diego Novillo <dnovillo@google.com>
10647 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10648 if it has one. Handle cases where VAR does not have an
10649 annotation or cfun is NULL.
10651 2009-07-06 Diego Novillo <dnovillo@google.com>
10653 * tree.c: Include debug.h.
10654 (initialize_tree_contains_struct): New.
10655 (init_ttree): Call it.
10656 (tree_node_structure_for_code): Factor out of ...
10657 (tree_node_structure): ... here.
10658 * treestruct.def (TS_PHI_NODE): Remove.
10659 (TS_GIMPLE_STATEMENT): Remove.
10661 2009-07-06 Diego Novillo <dnovillo@google.com>
10663 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10664 (debug_tree_chain): Handle cycles.
10666 2009-07-06 Nick Clifton <nickc@redhat.com>
10667 DJ Delorie <dj@redhat.com>
10669 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10670 __FMOVD_ENABLED__ is defined.
10672 (TARGET_FMOVD): Provide a default definition.
10673 (MASK_FMOVD): Likewise.
10674 (TARGET_CPU_CPP_BUILTINS): Define
10675 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10676 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10677 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10678 (split for DF load from memory into register): Also handle
10679 MEMs which consist of REG+DISP addressing.
10680 (split for DF store from register to memory): Likewise.
10681 (movsf_ie): Always use single fp_mode.
10682 * config/sh/sh.c (sh_override_options): Do not automatically
10683 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10684 that to the -mfmovd command line switch.
10685 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10686 (fldi_ok): Always allow.
10687 * config/sh/sh.opt (mfmovd): Remove this switch.
10688 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10690 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10691 Kaz Kojima <kkojima@gcc.gnu.org>
10693 PR rtl-optimization/30807
10694 * postreload.c (reload_combine): For every new use of REG_SUM,
10695 record the use of BASE.
10697 2009-07-06 Jan Hubicka <jh@suse.cz>
10699 * params.def: Revert my accidental commit at 2009-06-30.
10701 2009-07-04 Ian Lance Taylor <iant@google.com>
10704 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10706 (mingw_format_attribute_overrides): Likewise.
10708 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10711 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10712 don't check cfa.reg. Instead of cfa.indirect use
10713 fde && fde->drap_reg != INVALID_REGNUM test.
10715 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10717 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10719 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10722 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10724 2009-07-03 Richard Guenther <rguenther@suse.de>
10726 PR tree-optimization/40640
10727 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10730 2009-07-03 Jan Hubicka <jh@suse.cz>
10732 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10733 for size, reduce amount of inlining.
10735 2009-07-03 Richard Guenther <rguenther@suse.de>
10737 PR middle-end/34163
10738 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10739 if t +- x is known to not overflow and the conversion widens the
10741 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10743 2009-07-03 Jan Hubicka <jh@suse.cz>
10745 * ipa-pure-const.c (analyze): Update loop optimizer init.
10746 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
10747 try_remove_empty_loop, remove_empty_loops): Remove.
10748 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
10749 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
10750 to mark regular loops as neccesary.
10751 (degenerate_phi_p): New function.
10752 (propagate_necessity, remove_dead_phis): Use it.
10753 (forward_edge_to_pdom): Likewise.
10754 (eliminate_unnecessary_stmts): Take care to remove uses of results of
10755 virtual PHI nodes that became unreachable.
10756 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
10757 * tree-flow.h (remove_empty_loops): Remove.
10758 * passes.c (init_optimization_passes): Remove.
10760 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
10762 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
10763 can_create_pseudo_p.
10764 (*fix_trunc<mode>_i387_1): Ditto.
10765 (*floathi<mode>2_1): Ditto.
10766 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
10767 (*fistdi2_1): Ditto.
10768 (*fist<mode>2_1): Ditto.
10769 (frndintxf2_floor): Ditto.
10770 (*fist<mode>2_floor_1): Ditto.
10771 (frndintxf2_ceil): Ditto.
10772 (*fist<mode>2_ceil_1): Ditto.
10773 (frndintxf2_trunc): Ditto.
10774 (frndintxf2_mask_pm): Ditto.
10775 (fxam<mode>2_i387_with_temp): Ditto.
10776 * config/i386/sse.md (mulv16qi3): Ditto.
10777 (*sse2_mulv4si3): Ditto.
10779 (sse4_2_pcmpestr): Ditto.
10780 (sse4_2_pcmpistr): Ditto.
10782 2009-07-03 Jan Hubicka <jh@suse.cz>
10784 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
10785 (mark_stmt_necessary): Set it.
10786 (mark_operand_necessary): Set it.
10787 (mark_control_dependent_edges_necessary): Set it.
10788 (mark_virtual_phi_result_for_renaming): New function.
10789 (get_live_post_dom): New function.
10790 (forward_edge_to_pdom): New function.
10791 (remove_dead_stmt): Fix handling of control dependences.
10792 (tree_dce_init): Init new bitmap.
10793 (tree_dce_done): Free it.
10795 2009-07-02 Richard Guenther <rguenther@suse.de>
10798 * tree-ssa-structalias.c (new_var_info): Initialize
10801 2009-07-02 Jan Hubicka <jh@suse.cz>
10803 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
10806 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
10808 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
10809 instead of recomputing it. Adjust calls.
10810 (emit_store_flag): Adjust recursive calls.
10812 2009-07-02 Richard Guenther <rguenther@suse.de>
10814 * tree-ssa-live.c (remove_unused_locals): Do not remove
10816 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
10817 of DECL_EXTERNAL for HEAP variables.
10818 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
10819 HEAP variables. Do not adjust RESTRICT vars.
10820 (find_what_var_points_to): Nobody cares if something
10821 points to READONLY.
10823 2009-07-02 Ben Elliston <bje@au.ibm.com>
10825 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
10826 pc_low and pc_high declarations to the top of the function.
10828 2009-07-01 DJ Delorie <dj@redhat.com>
10830 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
10831 registers as fixed.
10832 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
10833 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
10834 unspecified accesses to control registers.
10835 * config/mep/intrinsics.md: Regenerate.
10836 * config/mep/intrinsics.h: Regenerate.
10837 * config/mep/mep-intrin.h: Regenerate.
10839 2009-07-01 Anthony Green <green@moxielogic.com>
10841 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
10842 instruction when possible.
10843 (moxie_expand_prologue): Ditto. Also, save an instruction and
10844 some complexity by popping off of $r12 instead of $sp.
10845 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
10848 2009-07-01 Richard Henderson <rth@redhat.com>
10851 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
10852 contained no insns, reposition note before last insn.
10854 2009-07-01 Richard Henderson <rth@redhat.com>
10857 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
10858 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
10860 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10863 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
10864 darwin9 for printing reg addresses with %y.
10866 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10868 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
10869 truncation from operands in binary operations.
10871 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10874 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10875 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10876 subreg of op0 to the original op0.
10878 * expmed.c (store_bit_field_1): Use a temporary as the destination
10879 instead of a paradoxical subreg when we need to truncate the result.
10881 2009-07-01 DJ Delorie <dj@redhat.com>
10883 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
10884 names to VLIW variants.
10885 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
10886 * config/mep/intrinsics.md: Regenerate.
10887 * config/mep/intrinsics.h: Regenerate.
10888 * config/mep/mep-intrin.h: Regenerate.
10890 2009-07-01 Jakub Jelinek <jakub@redhat.com>
10893 * jump.c (returnjump_p): Revert last patch.
10894 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
10896 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10899 * pa.md (casesi32p): Use jump table label to determine the offset
10901 (casesi64p): Likewise.
10903 * pa.c (forward_branch_p): Return bool type. Use instruction
10904 addresses when available. Assert that INSN has a jump label.
10905 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
10908 2009-07-01 Richard Guenther <rguenther@suse.de>
10910 PR tree-optimization/19831
10911 * tree-ssa-dce.c (propagate_necessity): Calls to functions
10912 that only act as barriers do not make any previous stores necessary.
10913 * tree-ssa-structalias.c (handle_lhs_call): Delay making
10914 HEAP variables global, do not add a constraint from nonlocal.
10915 (find_func_aliases): Handle escapes through return statements.
10916 (compute_points_to_sets): Make escaped HEAP variables global.
10918 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10921 * expmed.c (emit_store_flag): Perform a conversion if necessary,
10922 after reducing a DImode cstore to SImode.
10924 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10926 * expr.c (expand_expr_real_1): Reinstate fallthrough to
10927 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
10929 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
10931 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
10932 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
10934 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
10935 and umod_optab if TARGET_BSD_DIVMOD.
10936 * config/vax/lib1funcs.asm: New file.
10937 * config/vax/t-linux: New file.
10938 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
10940 2009-06-30 Jakub Jelinek <jakub@redhat.com>
10943 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
10944 to type arguments that have void type.
10947 * dwarf2out.c (gen_formal_parameter_die): Call
10948 equate_decl_number_to_die if node is different from origin.
10950 2009-06-30 Anthony Green <green@moxielogic.com>
10952 Clean up moxie port for --enable-build-with-cxx.
10953 * config/moxie/moxie.c (moxie_function_value): First two
10954 parameters are const_tree, not tree.
10955 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
10956 (REG_CLASS_NAMES): Ditto.
10957 (REGNO_REG_CLASS): Ditto.
10958 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
10959 (moxie_function_value): Fix constyness of arguments.
10961 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
10963 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
10964 finalize_size_functions before further processing.
10965 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
10966 (variable_size): Call self_referential_size on size expressions
10967 that contain a PLACEHOLDER_EXPR.
10968 (size_functions): New static variable.
10969 (copy_self_referential_tree_r): New static function.
10970 (self_referential_size): Likewise.
10971 (finalize_size_functions): New global function.
10972 * tree.c: Include tree-inline.h.
10973 (push_without_duplicates): New static function.
10974 (find_placeholder_in_expr): New global function.
10975 (substitute_in_expr) <tcc_declaration>: Return the replacement object
10977 <tcc_expression>: Likewise.
10978 <tcc_vl_exp>: If the replacement object is a constant, try to inline
10979 the call in the expression.
10980 * tree.h (finalize_size_functions): Declare.
10981 (find_placeholder_in_expr): Likewise.
10982 (FIND_PLACEHOLDER_IN_EXPR): New macro.
10983 (substitute_placeholder_in_expr): Update comment.
10984 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
10986 (copy_tree_body_r): Likewise.
10987 (copy_tree_body): New static function.
10988 (maybe_inline_call_in_expr): New global function.
10989 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
10990 (maybe_inline_call_in_expr): Declare.
10991 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
10992 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
10995 2009-06-30 Richard Guenther <rguenther@suse.de>
10997 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
10999 (propagate_necessity): Do not mark reaching defs of stores
11002 2009-06-30 Jan Hubicka <jh@suse.cz>
11004 * cfgloopanal.c (check_irred): Move into ...
11005 (mark_irreducible_loops): ... here; return true if ireducible
11007 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11008 (analyze_function): Try to prove loop finiteness.
11009 * cfgloop.h (mark_irreducible_loops): Update prototype.
11010 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11012 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11014 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11016 2009-06-30 Ira Rosen <irar@il.ibm.com>
11018 PR tree-optimization/40542
11019 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11022 2009-06-30 Martin Jambor <mjambor@suse.cz>
11024 PR tree-optimization/40582
11025 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11026 than useless_type_conversion_p.
11027 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11030 2009-06-30 Martin Jambor <mjambor@suse.cz>
11032 PR middle-end/40554
11033 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11035 2009-06-30 Richard Guenther <rguenther@suse.de>
11037 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11038 use ao_ref references.
11039 (walk_aliased_vdefs): Likewise.
11040 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11041 * tree-ssa-dce.c (struct ref_data): Remove.
11042 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11043 (mark_aliased_reaching_defs_necessary): Adjust.
11044 (mark_all_reaching_defs_necessary_1): Likewise.
11046 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11049 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11050 (emit_store_flag_1): Extract from emit_store_flag, adjust
11051 calls to (what now is) emit_cstore.
11052 (emit_store_flag): Call emit_store_flag_1 and also use it
11053 for what used to be recursive calls.
11055 2009-06-30 Wei Guozhi <carrot@google.com>
11058 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11059 if the target bb post dominates from bb.
11060 * config/i386/i386.c (memory_address_length): Check existence of base
11061 register before using it.
11063 2009-06-30 Nick Clifton <nickc@redhat.com>
11064 DJ Delorie <dj@redhat.com>
11066 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11067 __FMOVD_ENABLED__ is defined.
11069 (TARGET_FMOVD): Provide a default definition.
11070 (MASK_FMOVD): Likewise.
11071 (TARGET_CPU_CPP_BUILTINS): Define
11072 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11073 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11074 two fmov instructions depending upon whether TARGET_FMOVD is
11076 (split for DF load from memory into register): Also handle
11077 MEMs which consist of REG+DISP addressing.
11078 (split for DF store from register to memory): Likewise.
11079 * config/sh/sh.opt (mfmovd): Remove this switch.
11080 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11081 * config/sh/sh.c (sh_override_options): Do not automatically
11082 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11083 that to the -mfmovd command line switch.
11085 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11087 (fldi_ok): Always allow.
11088 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11090 2009-06-29 DJ Delorie <dj@redhat.com>
11092 * doc/install.texi (mep-x-elf): Correct chip's full name.
11094 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11096 * doc/extend.texi: Fix typo.
11098 2009-06-29 Tom Tromey <tromey@redhat.com>
11100 * dwarf2.h: Remove.
11101 * Makefile.in (DWARF2_H): New variable.
11102 (except.o): Use it.
11103 (dwarf2out.o): Likewise.
11104 (dwarf2asm.o): Likewise.
11105 * config/i386/t-i386: Use DWARF2_H.
11106 * except.c: Include elf/dwarf2.h.
11107 * unwind-dw2.c: Include elf/dwarf2.h.
11108 * dwarf2out.c: Include elf/dwarf2.h.
11109 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11110 <dtprel>: New field.
11111 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11112 (size_of_loc_descr): Likewise.
11113 (output_loc_operands_raw): Likewise.
11114 (output_loc_operands): Handle new dtprel field.
11115 (loc_checksum): Update.
11116 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11117 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11118 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11119 * dwarf2asm.c: Include elf/dwarf2.h.
11120 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11121 * config/mmix/mmix.c: Include elf/dwarf2.h.
11122 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11123 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11124 * config/sh/sh.c: Include elf/dwarf2.h.
11125 * config/i386/i386.c: Include elf/dwarf2.h.
11127 2009-06-29 DJ Delorie <dj@redhat.com>
11129 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11131 * doc/extend.texi: Add MeP attributes and pragmas.
11132 * doc/invoke.text: Add MeP Options.
11133 * doc/contrib.texi: Add MeP contribution.
11134 * doc/md.texi: Add MeP constraints.
11135 * doc/install.texi: Add MeP target.
11137 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11139 * target.h (struct gcc_target): Add frame_pointer_required field.
11140 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11141 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11142 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11144 * reload1.c (update_eliminables): (Ditto.).
11145 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11146 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11147 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11149 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11151 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11152 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11153 (arm_frame_pointer_required): New function.
11155 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11156 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11157 (avr_frame_pointer_required_p): Declare as static.
11158 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11160 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11161 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11162 (bfin_frame_pointer_required): Make as static, change return type
11164 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11166 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11167 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11168 (cris_frame_pointer_required): New function.
11170 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11172 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11173 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11174 (fr30_frame_pointer_required): New function.
11176 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11177 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11178 (frv_frame_pointer_required): Make as static, change return type
11180 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11182 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11183 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11184 (ix86_frame_pointer_required): Make as static, change return type to
11186 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11188 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11189 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11191 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11193 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11195 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11197 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11198 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11199 (mips_frame_pointer_required): Make as static.
11200 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11202 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11203 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11204 (mmix_frame_pointer_required): Mew function.
11206 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11207 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11209 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11211 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11213 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11215 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11216 (CAN_ELIMINATE): Redefine.
11217 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11218 (sparc_frame_pointer_required): New function.
11219 (sparc_can_eliminate): New function.
11220 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11222 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11223 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11225 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11226 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11227 (xtensa_frame_pointer_required): Make as static, change return type
11229 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11232 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11234 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11235 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11236 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11237 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11238 (register_callback): Handle PLUGIN_START_UNIT.
11239 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11241 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11243 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11245 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11246 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11248 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11250 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11253 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11255 * doc/extend.texi (Additional Floating Types): __float128 is also
11256 supported on i386 targets.
11258 2009-06-29 Richard Guenther <rguenther@suse.de>
11260 PR middle-end/14187
11261 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11263 (pt_solutions_same_restrict_base): Declare.
11264 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11266 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11267 (make_constraint_from, make_copy_constraint): Move earlier.
11268 (make_constraint_from_heapvar): New function.
11269 (make_constraint_from_restrict): Likewise.
11270 (handle_lhs_call): Use it.
11271 (find_func_aliases): Use it to track conversions to restrict
11272 qualified pointers.
11273 (struct fieldoff): Add only_restrict_pointers flag.
11274 (push_fields_onto_fieldstack): Initialize it.
11275 (create_variable_info_for): Track global restrict qualified pointers.
11276 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11277 Track restrict qualified pointer arguments.
11278 (set_uids_in_ptset): Use varinfo is_global_var flag.
11279 (find_what_var_points_to): Set the vars_contains_restrict flag.
11280 Always create the points-to solution for sets including restrict tags.
11281 (pt_solutions_same_restrict_base): New function.
11282 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11283 qualified pointers use pt_solutions_same_restrict_base as
11284 additional source for disambiguation.
11286 2009-06-29 Richard Guenther <rguenther@suse.de>
11288 PR middle-end/38212
11289 * alias.c (find_base_decl): Remove.
11290 (get_deref_alias_set_1): Remove restrict handling.
11291 * c-common.c (c_apply_type_quals_to_decl): Do not set
11292 DECL_POINTER_ALIAS_SET.
11293 * gimplify.c (find_single_pointer_decl_1): Remove.
11294 (find_single_pointer_decl): Likewise.
11295 (internal_get_tmp_var): Remove restrict handling.
11296 (gimple_regimplify_operands): Likewise.
11297 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11298 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11299 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11300 * tree.c (restrict_base_for_decl): Remove.
11301 (init_ttree): Do not allocate it.
11302 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11303 LABEL_DECL_UID for label decls.
11304 (copy_node_stat): Do not copy restrict information.
11305 (decl_restrict_base_lookup): Remove.
11306 (decl_restrict_base_insert): Likewise.
11307 (print_restrict_base_statistics): Likewise.
11308 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11309 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11310 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11311 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11312 (LABEL_DECL_UID): Adjust.
11313 (DECL_BASED_ON_RESTRICT_P): Remove.
11314 (DECL_GET_RESTRICT_BASE): Likewise.
11315 (SET_DECL_RESTRICT_BASE): Likewise.
11316 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11318 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11319 instead of DECL_POINTER_ALIAS_SET.
11320 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11321 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11322 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11324 2009-06-29 Richard Guenther <rguenther@suse.de>
11326 PR tree-optimization/40579
11327 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11328 the IL to simplify has constants that overflowed.
11330 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11332 PR tree-optimization/40550
11333 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11334 vector_compute_type only when the size of vector_compute_type is
11335 less than the size of type.
11337 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11339 * fold-const.c (contains_label_1): Fix comments.
11340 (contains_label_p): Do not walk trees multiple time.
11342 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11344 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11345 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11346 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11347 ix86_fp_comparison_operator.
11348 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11349 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11350 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11351 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11352 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11353 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11354 (related splits): Change predicate to ix86_fp_comparison_operator.
11355 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11356 instead of ix86_fp_comparison_codes.
11357 (ix86_trivial_fp_comparison_operator,
11358 ix86_fp_comparison_operator): New.
11359 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11360 (ix86_expand_compare): Eliminate last two parameters.
11361 (ix86_fp_jump_nontrivial_p): Kill.
11362 * config/i386/i386.c (put_condition_code): Eliminate call to
11363 ix86_fp_comparison_codes and subsequent assertion.
11364 (ix86_fp_comparison_codes): Eliminate.
11365 (ix86_fp_swap_condition): New.
11366 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11367 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11368 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11369 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11370 and ix86_fp_swap_condition.
11371 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11372 Use ix86_fp_comparison_strategy.
11373 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11374 (ix86_fp_jump_nontrivial_p): Eliminate.
11375 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11376 call to ix86_expand_compare.
11377 (ix86_split_fp_branch, ix86_expand_setcc,
11378 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11379 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11381 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11383 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11384 related to jump_clobbers.
11385 * config/arm/arm.md (conds): Remove jump_clob case.
11386 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11387 splits): Change comparison_operator to arm_comparison_operator.
11388 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11391 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11393 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11394 condition for floating point modes.
11395 * expmed.c (emit_store_flag_1): Move here a bigger part
11396 of emit_store_flag.
11397 (emit_store_flag): Try swapping the condition for floating point
11399 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11401 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11403 * expr.c (expand_expr_real_1): Just use do_store_flag.
11404 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11405 emit_store_flag_force.
11406 * expmed.c (emit_store_flag_force): Copy here trick
11407 previously in expand_expr_real_1. Try reversing the comparison.
11408 (emit_store_flag_1): Work if target is NULL.
11409 (emit_store_flag): Work if target is NULL, using the result mode
11410 from the comparison. Use split_comparison, restructure final part
11411 to simplify conditionals.
11413 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11415 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11416 * dojump.c (do_jump): Change handling of floating-point
11417 ops to use just do_compare_and_jump.
11418 (split_comparison): New.
11419 (do_compare_rtx_and_jump): Add here logic coming previously
11420 in do_jump, using split_comparison.
11422 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11425 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11427 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11429 * tree-ssa-alias.c: Fix unintentional commit.
11431 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11433 * passes.c (execute_one_pass): Fix unintentional commit.
11435 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11437 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11438 (df_rd_local_compute, df_md_local_compute): Inline them.
11440 (df_md_scratch): New.
11441 (df_md_alloc, df_md_free): Allocate/free it.
11442 (df_md_local_compute): Only include live registers in init.
11443 (df_md_transfer_function): Prune the in-set computed by
11444 the confluence function, and the gen-set too.
11446 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11448 PR rtl-optimization/26854
11449 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11450 * df-problems.c (df_rd_add_problem): Fix comment.
11451 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11452 df_md_simulate_artificial_defs_at_top,
11453 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11454 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11455 df_md_transfer_function, df_md_init, df_md_confluence_0,
11456 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11457 problem_MD, df_md_add_problem): New.
11458 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11459 df_md_get_bb_info): New.
11460 (DF_LAST_PROBLEM_PLUS1): Adjust.
11462 * Makefile.in (fwprop.o): Include domwalk.h.
11463 * fwprop.c: Include domwalk.h.
11464 (reg_defs, reg_defs_stack): New.
11465 (bitmap_only_bit_between): Remove.
11466 (process_defs): New.
11467 (process_uses): Use reg_defs and local_md instead of
11468 bitmap_only_bit_between and local_rd.
11469 (single_def_use_enter_block): New, from build_single_def_use_links.
11470 (single_def_use_leave_block): New.
11471 (build_single_def_use_links): Remove code moved to
11472 single_def_use_enter_block, invoke domwalk.
11473 (use_killed_between): Adjust comment.
11475 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11477 * bitmap.h (bitmap_ior_and_into): New.
11478 * bitmap.c (bitmap_ior_and_into): New.
11480 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11482 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11483 before_dom_children_before_stmts and after_dom_children_after_stmts.
11484 Rename the two remaining callbacks to just before_dom_children and
11485 after_dom_children. Remove other GIMPLE statement walking bits.
11486 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11487 * graphite.c: Do not include domwalk.h.
11488 * tree-into-ssa.c (interesting_blocks): New global.
11489 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11490 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11491 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11492 now that they're not domwalk callbacks.
11493 (rewrite_initialize_block): Rename to...
11494 (rewrite_enter_block): ... this, place after called functions. Test
11495 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11496 (rewrite_finalize_block): Rename to...
11497 (rewrite_leave_block): ... this, place after called functions.
11498 (rewrite_update_init_block): Rename to...
11499 (rewrite_update_enter_block): ... this, place after called functions.
11500 Test interesting_blocks, call rewrite_update_stmt and
11501 rewrite_update_phi_arguments.
11502 (rewrite_update_fini_block): Rename to...
11503 (rewrite_leave_block): ... this, place after called functions.
11504 (rewrite_blocks): Remove last argument, simplify initialization of
11506 (mark_def_sites_initialize_block): Rename to...
11507 (mark_def_sites_block): ... this, call mark_def_sites.
11508 (mark_def_sites_blocks): Remove argument, simplify initialization of
11510 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11511 (update_ssa): Likewise.
11512 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11514 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11515 (dom_opt_initialize_block): Rename to...
11516 (dom_opt_enter_block): ... this, place after called functions. Walk
11517 statements here, inline propagate_to_outgoing_edges.
11518 (dom_opt_finalize_block): Rename to...
11519 (dom_opt_leave_block): ... this, place after called functions.
11520 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11522 (dse_enter_block, dse_record_phi): New.
11523 (dse_record_phis): Delete.
11524 (dse_finalize_block): Rename to...
11525 (dse_leave_block): ... this.
11526 (tree_ssa_dse): Simplify initialization of walk_data.
11527 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11528 Adjust initialization of walk_data.
11529 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11530 * tree-ssa-loop-phiopt.c (get_non_trapping):
11531 Adjust initialization of walk_data.
11532 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11533 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11534 it's not a domwalk callback.
11535 (uncprop_initialize_block): Rename to...
11536 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11537 (dse_finalize_block): Rename to...
11538 (dse_leave_block): ... this.
11539 (tree_ssa_uncprop): Simplify initialization of walk_data.
11540 * Makefile.in: Adjust dependencies.
11542 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11544 * arm.md (casesi): Fix test for Thumb1.
11545 (thumb1_casesi_internal_pic): Likewise.
11546 (thumb1_casesi_dispatch): Likewise.
11548 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11550 * config/arm/arm-cores.def: Added core cortex-m0.
11551 * config/arm/arm-tune.md: Regenerated.
11552 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11554 2009-06-26 DJ Delorie <dj@redhat.com>
11556 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11558 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11559 the scheduler doesn't tag jump insns.
11561 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11563 * c-decl.c (merge_decls): Re-indent.
11565 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11568 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11569 Special-case decimal float constants.
11571 2009-06-26 Richard Henderson <rth@redhat.com>
11573 * function.h (struct function): Add cannot_be_copied_reason,
11574 and cannot_be_copied_set.
11575 * tree-inline.c (has_label_address_in_static_1): Rename from
11576 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11577 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11578 don't set inline_forbidden_reason.
11579 (copy_forbidden): New function, split out of inline_forbidden_p.
11580 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11581 (inline_forbidden_p): Use copy_forbidden.
11582 (tree_versionable_function_p): Likewise.
11583 (inlinable_function_p): Merge into tree_inlinable_function_p.
11584 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11585 * ipa-cp.c (ipcp_versionable_function_p): New function.
11586 (ipcp_cloning_candidate_p): Use it.
11587 (ipcp_node_modifiable_p): Likewise.
11589 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11591 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11592 that is marked not to be inlined. Remove flag_mudflap use.
11593 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11594 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11596 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11599 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11600 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11602 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11604 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11606 (__mingwthr_remove_key_dtor): Likewise.
11608 2009-06-26 Richard Guenther <rguenther@suse.de>
11610 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11612 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11614 PR middle-end/40525
11615 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11616 try the non-cond_exec path also.
11618 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11621 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11622 (output_cbranch): Use new functions.
11623 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11626 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11627 Pat Haugen <pthaugen@us.ibm.com>
11628 Revital Eres <ERES@il.ibm.com>
11630 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11631 for %c error. Add %x support to print VSX registers as a unified
11632 register set, instead of separate float and altivec registers.
11633 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11634 %y case, and add support for VSX pre-modify addresses.
11635 (output_toc): Add assert for CONST containing an integer constant
11637 (rs6000_adjust_cost): Add POWER7 support.
11638 (insn_must_be_first_in_group): Ditto.
11639 (insn_must_be_last_in_group): Ditto.
11640 (rs6000_emit_popcount): Ditto.
11641 (rs6000_vector_mode_supported_p): Ditto.
11643 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11644 Change some of the functions called by macros to being called
11645 through a pointer, so debug functions can be inserted if
11646 -mdebug=addr or -mdebug=cost.
11647 (rs6000_preferred_reload_class_ptr): Ditto.
11648 (rs6000_secondary_reload_class_ptr): Ditto.
11649 (rs6000_secondary_memory_needed_ptr): Ditto.
11650 (rs6000_cannot_change_mode_class_ptr): Ditto.
11651 (rs6000_secondary_reload_inner): Ditto.
11652 (rs6000_legitimize_reload_address): Ditto.
11653 (rs6000_legitimize_reload_address_ptr): Ditto.
11654 (rs6000_mode_dependent_address): Ditto.
11655 (rs6000_mode_dependent_address_ptr): Ditto.
11657 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11658 function to return true if the mode allows reg + integer
11660 (virtual_stack_registers_memory_p): New function to return true if
11661 the address refers to a virtual stack register.
11662 (rs6000_legitimate_offset_address_p): Move code to say whether a
11663 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11665 (rs6000_legitimate_address_p): Add checks for modes that only can
11666 do reg+reg addressing. Start adding VSX support.
11667 (rs6000_legitimize_reload_address): Ditto.
11668 (rs6000_legitimize_address): Ditto.
11669 (rs6000_debug_legitimate_address_p): New debug functions for
11670 -mdebug=addr and -mdebug=cost.
11671 (rs6000_debug_rtx_costs): Ditto.
11672 (rs6000_debug_address_costs): Ditto.
11673 (rs6000_debug_adjust_cost): Ditto.
11674 (rs6000_debug_legitimize_address): Ditto.
11675 (rs6000_legitimize_reload_address_ptr): Point to call normal
11676 function or debug function. Make functions called via pointer
11678 (rs6000_mode_dependent_address_ptr): Ditto.
11679 (rs6000_secondary_reload_class_ptr): Ditto.
11680 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11681 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11682 into a friendlier error.
11683 (rs6000_init_builtins): Add initial VSX support.
11684 (rs6000_adjust_cost): Fix some spacing issues.
11686 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11687 (REG_CLASS_NAMES): Ditto.
11688 (REG_CLASS_CONTENTS): Ditto.
11689 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11690 pointer, to add -mdebug=addr support.
11691 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11692 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11693 -mdebug=addr support.
11694 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11695 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11696 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11698 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11700 (bswapsi*): Set attribute types for load/store. Add combiner
11701 patterns to eliminate zero extend on 64-bit.
11702 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11703 stdbrx if the hardware supports those instructions.
11705 2009-06-25 Ian Lance Taylor <iant@google.com>
11707 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11708 (Link Options): Document -static-libstdc++.
11710 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11713 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11714 DATA_ALIGNMENT instead.
11716 2009-06-25 Richard Guenther <rguenther@suse.de>
11718 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11719 indirect references against the callused/escaped solutions.
11720 (call_may_clobber_ref_p_1): Likewise.
11722 2009-06-25 Martin Jambor <mjambor@suse.cz>
11724 PR tree-optimization/40493
11725 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11726 (enum unscalarized_data_handling): New type.
11727 (handle_unscalarized_data_in_subtree): Return what has been done.
11728 (load_assign_lhs_subreplacements): Handle left flushes differently.
11729 (sra_modify_assign): Use unscalarized_data_handling, simplified
11730 condition determining whether to remove the statement.
11732 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11734 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11735 excerpt - @ should be doubled for texinfo.
11737 2009-06-24 Ian Lance Taylor <iant@google.com>
11739 * config/arc/arc.c: Include "df.h".
11740 (arc_attribute_table): Make static. Move higher in file.
11741 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11742 (output_shift): Initialize n later to avoid warning.
11743 * config/arm/arm.c (arm_attribute_table): Make static. Move
11745 * config/avr/avr.c (avr_attribute_table): Make static. Move
11747 (reg_class_tab): Change array type from int to enum reg_class.
11748 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
11750 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
11751 (lshrhi3_out): Likewise.
11752 (class_likely_spilled_p): Change return type to bool.
11753 (avr_rtx_costs): Use local code variable with enum type.
11754 * config/avr/avr.md (movmemhi): Use add_reg_note.
11755 (andhi3, andsi3): Don't use AS2 with "and".
11756 (iorhi3, iorsi3): Don't use AS2 with "or".
11757 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
11758 * config/crx/crx.c: Include "df.h".
11759 (crx_attribute_table): Make static.
11760 * config/m32r/m32r.c: Include "df.h".
11761 (m32r_attribute_table): Make static. Move higher in file.
11762 (pop): Use add_reg_note.
11763 (block_move_call): Change 0 to LCT_NORMAL in function call.
11764 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
11765 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
11766 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
11767 declare, not just when TREE_CODE is defined.
11768 * config/m68hc11/m68hc11.c: Include "expr.h".
11769 (m68hc11_attribute_table): Make static. Move higher in file.
11770 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
11772 (m68hc11_register_indirect_p): Likewise.
11773 (m68hc11_function_arg_padding): Change return type to enum
11775 (emit_move_after_reload): Use add_reg_note.
11776 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
11777 (m68hc11_split_logical): Likewise.
11778 (m68hc11_rtx_costs): Add local code_and outer_code variables with
11780 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
11781 to VOIDmode in function call.
11782 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
11784 (m68hc11_split_logical): Update declaration.
11785 (m68hc11_function_arg_padding): Update declaration.
11786 * config/mcore/mcore.c (regno_reg_class): Change form array of int
11787 to array of enum reg_class.
11788 (mcore_attribute_table): Make static. Move higher in file.
11789 (mcore_rtx_costs): Add cast to enum type.
11790 * config/mcore/mcore.h (regno_reg_class): Update declaration.
11791 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
11792 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
11794 * config/sh/predicates.md (trapping_target_operand): Rename and to
11796 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
11798 * config/spu/spu.c (spu_attribute_table): Make static. Move
11800 * config/v850/v850.c (v850_attribute_table): Make static. Move
11802 (v850_rtx_costs): Use local code with enum type.
11803 (expand_epilogue): Add cast.
11804 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
11806 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
11809 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
11810 -m2a-single-only and -m2a-nofpu.
11811 * config/sh/sh.opt: Document m2a generates FPU code.
11813 2009-06-24 Anatoly Sokolov <aesok@post.ru>
11815 * defaults.h (CAN_ELIMINATE): Provide default.
11816 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11817 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
11818 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
11819 * config/spu/spu.h (CAN_ELIMINATE): Delete.
11820 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
11821 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
11822 * config/cris/cris.h (CAN_ELIMINATE): Delete.
11823 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
11824 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
11825 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
11827 2009-06-24 DJ Delorie <dj@redhat.com>
11829 * mep-ext-cop.cpu: Fix copyright notice.
11830 * mep-default: Fix copyright notice.
11831 * mep-core: Fix copyright notice.
11832 * mep: Fix copyright notice.
11833 * mep-ivc2: Fix copyright notice.
11834 * mep-c5: Fix copyright notice.
11836 2009-06-24 Denis Chertykov <chertykov@gmail.com>
11838 * doc/contrib.texi (Contributors):
11840 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
11842 PR middle-end/40501
11843 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
11844 src and dst operands if necessary.
11846 2009-06-23 DJ Delorie <dj@redhat.com>
11849 * config.gcc: Add mep support.
11850 * recog.c: Resurrect validate_replace_rtx_subexp().
11851 * recog.h: Likewise.
11852 * config/mep/: Add new port:
11853 * config/mep/constraints.md: New file.
11854 * config/mep/default.h: New file.
11855 * config/mep/intrinsics.h: New file.
11856 * config/mep/intrinsics.md: New file.
11857 * config/mep/ivc2-template.h: New file.
11858 * config/mep/mep-c5.cpu: New file.
11859 * config/mep/mep-core.cpu: New file.
11860 * config/mep/mep-default.cpu: New file.
11861 * config/mep/mep-ext-cop.cpu: New file.
11862 * config/mep/mep-intrin.h: New file.
11863 * config/mep/mep-ivc2.cpu: New file.
11864 * config/mep/mep-lib1.asm: New file.
11865 * config/mep/mep-lib2.c: New file.
11866 * config/mep/mep-pragma.c: New file.
11867 * config/mep/mep-protos.h: New file.
11868 * config/mep/mep-tramp.c: New file.
11869 * config/mep/mep.c: New file.
11870 * config/mep/mep.cpu: New file.
11871 * config/mep/mep.h: New file.
11872 * config/mep/mep.md: New file.
11873 * config/mep/mep.opt: New file.
11874 * config/mep/predicates.md: New file.
11875 * config/mep/t-mep: New file.
11877 2009-06-23 Ian Lance Taylor <iant@google.com>
11879 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
11880 from loose_warn into c_loose_warn and from strict_warn into
11881 c_strict_warn. Set and substitute warn_cxxflags. Check for
11882 --enable-build-with-cxx. Set and substitute
11883 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
11884 * Makefile.in (CXXFLAGS): New variable.
11885 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
11886 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
11887 the default is the same as $(STRICT_WARN).
11888 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
11889 (CXX): New variable.
11890 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
11891 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
11892 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
11893 (HOST_LIBS): New variable.
11894 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
11895 (ALL_CXXFLAGS): New variable.
11896 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
11897 * doc/install.texi (Configuration): Document
11898 --enable-build-with-cxx, --with-stage1-ldflags,
11899 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
11900 * configure: Rebuild.
11902 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11904 * config/arm/arm.c (arm_override_options): Fix braces and formatting
11905 from previous commit.
11907 2009-06-23 Ian Lance Taylor <iant@google.com>
11909 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
11911 2009-06-23 Ian Lance Taylor <iant@google.com>
11913 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
11914 with ATTRIBUTE_UNUSED.
11916 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11917 Pat Haugen <pthaugen@us.ibm.com>
11918 Revital Eres <eres@il.ibm.com>
11920 * config.in (HAVE_AS_POPCNTD): Add default definition.
11921 (HAVE_AS_LWSYNC): Ditto.
11923 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
11925 (gcc_cv_as_powerpc_cmpb): Ditto.
11926 (gcc_cv_as_powerpc_dfp): Ditto.
11927 (gcc_cv_as_powerpc_vsx): Ditto.
11928 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
11929 supporting the popcntd/lwsync instructions.
11930 (gcc_cv_as_powerpc_lwsync): Ditto.
11931 * configure: Regenerate.
11933 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
11934 -mcpu=native and -mcpu=power7.
11935 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
11937 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
11938 a variable instead of a mask to reduce the number of mask bits.
11939 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
11940 (-mbit-word): Ditto.
11941 (-mregnames): Ditto.
11942 * config/rs6000/rs6000.opt (-mupdate): Ditto.
11943 (-mfused-madd): Ditto.
11945 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
11947 (-mvsx): New switch for VSX instructions.
11948 (-misel): Move from a variable to a mask to allow it to be set by
11951 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
11952 function declaration to an array declaration.
11953 (rs6000_hard_regno_nregs): New external array declaration.
11955 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
11956 files included by rs6000.md.
11958 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
11959 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
11961 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
11963 (rs6000_debug_reg): New -mdebug= variables.
11964 (rs6000_debug_addr): Ditto.
11965 (rs6000_debug_cost): Ditto.
11966 (rs6000_pmode): New variable to hold Pmode.
11967 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
11968 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
11969 calculated at compiler start.
11970 (rs6000_hard_regno_nregs): Change function to an array which holds
11971 HARD_REGNO_NREGS calculated at compiler start.
11972 (rs6000_explicit_options): Delete isel field.
11973 (rs6000_vector_unit): New array to hold which vector unit
11974 supports arithmetic options for a given type.
11975 (rs6000_vector_mem): New array to hold which vector unit supports
11976 memory reference operations for a given type.
11977 (rs6000_vector_align): New array to given the alignment of each
11979 (power7_cost): New basic costs for power7.
11980 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
11981 (rs6000_hard_regno_nregs_internal): New function, moved from
11982 HARD_REGNO_NREGS, to calculate the number of registers each hard
11983 register takes for each type.
11984 (rs6000_debug_reg_print): New function for -mdebug=reg support.
11985 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
11986 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
11987 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
11988 unit information here so it is calculated once at compiler startup
11990 (rs6000_override_options): Make -misel a target mask. Add more
11991 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
11992 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
11994 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
11995 (rs6000_handle_option): Move -misel from variable to target mask.
11996 (rs6000_builtin_mask_for_load): Add VSX support.
11997 (rs6000_conditional_register_usage): Ditto.
11998 (USE_ALTIVEC_FOR_ARG_P): Ditto.
11999 (function_arg_boundary): Ditto.
12000 (rs6000_expand_builtin): Ditto.
12001 (def_builtin): Make abort message a little friendlier.
12002 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12004 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12005 assembler support the popcntd instruction instead of a vsx
12006 instruction to enable power7 support.
12007 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12008 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12009 option to the assembler if -mcpu=native.
12010 (ASM_CPU_NATIVE_SPEC): Ditto.
12011 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12013 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12014 the lwsync instruction.
12015 (enum processor_type): Add PROCESSOR_POWER7.
12016 (rs6000_debug_reg): New -mdebug= options.
12017 (rs6000_debug_addr): Ditto.
12018 (rs6000_debug_cost): Ditto.
12019 (rs6000_isel): Delete.
12020 (enum rs6000_vector): New enum to say what vector unit we have.
12021 (VECTOR_UNIT_*): New macros to say which vector unit has
12022 arithmetic operations for a given type.
12023 (VECTOR_MEM_*): New macros to say which vector unit has memory
12024 operations for a given type.
12025 (TARGET_LDBRX): Whether the machine supports the ldbrx
12027 (TARGET_ISEL): Delete, -misel moved to be a mask.
12028 (TARGET_ISEL64): New macro for 64-bit isel support.
12029 (UNITS_PER_VSX_WORD): New macro.
12030 (POINTER_SIZE): Move to be an external variable, rather than
12031 calculating whether we are generating 32 ot 64-bit code.
12033 (STACK_BOUNDARY): Add VSX support.
12034 (LOCAL_ALIGNMENT): Ditto.
12035 (SLOW_UNALIGNED_ACCESS): Ditto.
12036 (VSX_REGNO_P): New macro for VSX support.
12037 (VFLOAT_REGNO_P): Ditto.
12038 (VINT_REGNO_P): Ditto.
12039 (VLOGICAL_REGNO_P): Ditto.
12040 (VSX_VECTOR_MODE): Ditto.
12041 (VSX_SCALAR_MODE): Ditto.
12043 (VSX_MOVE_MODE): Ditto.
12044 (VSX_REG_CLASS_P): Ditto.
12045 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12047 (UNITS_PER_SIMD_WORD): Add VSX support.
12048 (MODES_TIEABLE_P): Ditto.
12049 (STARTING_FRAME_OFFSET): Ditto.
12050 (STACK_DYNAMIC_OFFSET): Ditto.
12051 (EPILOGUE_USES): Ditto.
12052 (REGNO_REG_CLASS): Move to array lookup.
12053 (CLASS_MAX_NREGS): Ditto.
12054 (rs6000_vector_reg_class): Add declaration.
12055 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12056 overlap with the floating point and Altivec registers.
12058 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12060 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12061 give the appropriate asm switches if -mcpu=native.
12062 (host_detect_local_cpu): Add support for "asm".
12063 (host_detect_local_cpu): Follow GNU code guidelines for name.
12065 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12066 -mbit-word to a variable instead of being a target mask.
12068 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12069 emit the lwsync instruction instead of emitting the instruction as
12070 an integer constant.
12072 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12073 fixuns_trundfsi2, move expander into rs6000.md.
12075 * config/rs6000/rs6000.md (cpu): Add power7.
12076 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12077 (logical predicate patterns): Change the single instruction
12078 primitives that set CR0 to be fast_compare instead of compare.
12080 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12081 (popcntddi2): Ditto.
12082 (popcount<mode>): Ditto.
12083 (floating multiply/add insns): Name the floating point
12084 multiply/add insns.
12085 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12086 (isel_unsigned_<mode>): Ditto.
12087 (fixuns_trundfsi2): Move expander here from spe.md.
12088 (smindi3): Define if we have -misel on 64-bit systems.
12093 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12095 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12097 * config/avr/avr.c (avr_current_device): New variable.
12098 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12099 (avr_arch, mcu_type_s): Move to avr.h.
12100 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12101 default_data_section_start fields.
12102 (avr_arch): Moved from avr.c.
12103 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12104 library_name fields.
12105 (avr_current_device, avr_mcu_types, avr_arch_types,
12106 avr_device_to_arch, avr_device_to_data_start,
12107 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12108 (EXTRA_SPEC_FUNCTIONS): Define.
12109 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12110 options mapping. Use device_to_arch and device_to_data_start insted.
12111 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12112 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12113 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12114 * config/avr/driver-avr.c: New file.
12115 * config/avr/avr-devices.c: New file.
12117 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12119 * var-tracking.c (unshare_variable): Force initialized to
12120 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12121 (set_variable_part): Likewise.
12122 (struct variable_union_info): Remove pos_src field.
12123 (vui_vec, vui_allocated): New variables.
12124 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12125 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12126 == 1 use a simpler sorting algorithm. Compute pos field right
12127 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12128 Avoid quadratic comparison if !flag_var_tracking_uninit.
12129 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12130 unshare_variable unconditionally.
12131 (dataflow_set_different_2): Removed.
12132 (dataflow_set_different): Don't traverse second hash table.
12133 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12134 unconditionally to var_reg_set or var_mem_set.
12135 (emit_notes_in_bb): Likewise.
12136 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12138 (emit_note_insn_var_location): Don't set initialized to
12139 VAR_INIT_STATUS_INITIALIZED early.
12140 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12142 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12144 * tree-object-size.c (addr_object_size): Instead of checking
12145 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12146 are no FIELD_DECLs following it.
12148 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12150 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12151 order to match bswaps with signed source operands.
12153 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12155 * sdbout.c (sdbout_one_type): Fix braces in switch.
12157 2009-06-23 Richard Guenther <rguenther@suse.de>
12159 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12161 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12162 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12163 var_callused, callused_tree, var_storedanything, storedanything_tree,
12164 var_integer, integer_tree): Remove global variables.
12165 (new_var_info): Do not pass new id, append the new var to the
12166 global variable vector.
12167 (do_ds_constraint): Use is_global_var member of the variable-info.
12168 (new_scalar_tmp_constraint_exp): Adjust.
12169 (create_function_info_for): Likewise.
12170 (create_variable_info_for): Likewise.
12171 (find_what_var_points_to): Remove dead code.
12172 (init_base_vars): Simplify.
12173 (compute_points_to_sets): Adjust.
12175 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12177 * combine.c (try_combine): Dump information about the insns we're
12180 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12182 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12183 check when calling force_to_mode on TRUNCATE's operand.
12185 2009-06-22 Ian Lance Taylor <iant@google.com>
12187 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12189 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12191 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12193 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12195 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12196 override library linkage flags such as -static-libgcc or
12199 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12201 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12203 2009-06-22 Ian Lance Taylor <iant@google.com>
12205 * config/linux.opt: Put mglibc ahead of muclibc.
12207 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12208 for duplicate decls.
12210 2009-06-22 Matthias Klose <doko@ubuntu.com>
12212 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12214 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12217 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12218 instead of NULL if a parser error occurs.
12220 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12222 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12223 non-DWARF2_DEBUGGING_INFO version.
12225 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12227 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12228 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12230 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12231 (LIBGCC2_TF_CEXT): Define.
12234 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12237 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12239 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12241 * config/arm/arm.c (arm_override_options): Disable
12242 -mcaller-super-interworking and -mcallee-super-interworking.
12243 * doc/invoke.texi (ARM Options): Document this.
12245 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12247 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12248 * config/arm/constraints.md (j): New constraint for movw operands.
12249 (N): Remove thumb2 meaning.
12250 * config/arm/arm.md (*arm_movw): Delete.
12251 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12252 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12253 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12255 2009-06-22 Martin Jambor <mjambor@suse.cz>
12257 PR tree-optimization/40492
12258 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12259 build_ref_for_offset.
12261 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12263 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12264 JUMP_TABLE_DATA_P predicates where applicable.
12265 * auto-inc-dec.c: Ditto.
12266 * builtins.c: Ditto.
12267 * caller-save.c: Ditto.
12269 * cfgcleanup.c: Ditto.
12270 * cfglayout.c: Ditto.
12272 * combine.c: Ditto.
12273 * combine-stack-adj.c: Ditto.
12277 * df-scan.c: Ditto.
12279 * dwarf2asm.c: Ditto.
12280 * dwarf2out.c: Ditto.
12281 * emit-rtl.c: Ditto.
12287 * function.c: Ditto.
12290 * genpreds.c: Ditto.
12291 * genrecog.c: Ditto.
12293 * ira-costs.c: Ditto.
12294 * ira-lives.c: Ditto.
12296 * loop-iv.c: Ditto.
12297 * lower-subreg.c: Ditto.
12298 * modulo-sched.c: Ditto.
12300 * postreload.c: Ditto.
12301 * print-rtl.c: Ditto.
12303 * reginfo.c: Ditto.
12304 * regmove.c: Ditto.
12305 * reload1.c: Ditto.
12308 * rtlanal.c: Ditto.
12310 * sched-vis.c: Ditto.
12312 * sel-sched-ir.c: Ditto.
12313 * simplify-rtx.c: Ditto.
12314 * targhooks.c: Ditto.
12315 * var-tracking.c: Ditto.
12316 * vmsdbgout.c: Ditto.
12318 2009-06-22 Matthias Klose <doko@ubuntu.com>
12320 * Makefile.in (install-plugin): Always use DESTDIR.
12322 2009-06-22 Olivier Hainque <hainque@adacore.com>
12324 * config/pa/pa.c (output_call): Don't optimize post call jumps
12325 into return address adjustments if the call may throw.
12327 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12329 * arm.c (thumb1_output_casesi): New function.
12330 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12331 optimizing for size or PIC.
12332 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12333 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12334 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12335 (thumb1_casesi_internal_pic): New expand rule.
12336 (thumb1_casesi_dispatch): New pattern.
12337 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12339 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12340 in the text seciton when PIC or optimizing for size.
12341 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12342 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12343 preservation properties of code.
12344 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12345 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12346 (__gnu_thumb1_case_si): New function.
12347 * t-arm (LIB1ASMSRC): Define here.
12348 (LIB1ASMFUNCS): Add some common functions.
12349 * t-arm-elf (LIB1ASMSRC): Delete.
12350 (LIB1ASMFUNCS): Append to existing set.
12351 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12352 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12353 * t-symbian (LIB1ASMFUNCS): Likewise.
12354 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12355 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12357 2009-06-21 Richard Guenther <rguenther@suse.de>
12359 PR tree-optimization/38729
12360 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12361 to loops with a single exit if -fno-expensive-optimizations.
12363 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12365 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12366 (dataflow_set): Change vars type from htab_t to shared_hash.
12367 (shared_hash_pool, empty_shared_hash): New variables.
12368 (vars_clear): Removed.
12369 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12370 shared_hash_find_slot_unshare, shared_hash_find_slot,
12371 shared_hash_find_slot_noinsert, shared_hash_find): New
12373 (shared_hash_unshare, shared_hash_destroy): New functions.
12374 (unshare_variable): Unshare set->vars if shared, use
12376 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12377 (get_init_value, find_src_set_src, dump_dataflow_set,
12378 clobber_variable_part, emit_notes_for_differences): Use
12380 (dataflow_set_init): Remove second argument, set vars to
12381 empty_shared_hash instead of creating a new htab.
12382 (dataflow_set_clear): Call shared_hash_destroy and set vars
12383 to empty_shared_hash instead of calling vars_clear.
12384 (dataflow_set_copy): Don't call vars_copy, instead just share
12385 the src htab with dst.
12386 (variable_union): Use shared_hash_*, use initially NO_INSERT
12387 lookup if set->vars is shared. Don't keep slot cleared before
12388 calling unshare_variable. Unshare set->vars if needed.
12389 Even ->refcount == 1 vars must be unshared if set->vars is shared
12390 and var needs to be modified.
12391 (variable_canonicalize): New function.
12392 (dataflow_set_union): If dst->vars is empty, just share src->vars
12393 with dst->vars and traverse with variable_canonicalize to canonicalize
12394 and unshare what is needed.
12395 (dataflow_set_different): If old_set and new_set use the same shared
12396 htab, they aren't different. If number of htab elements is different,
12397 htabs are different. Use shared_hash_*.
12398 (dataflow_set_destroy): Call shared_hash_destroy instead of
12400 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12401 second argument to dataflow_set_init.
12402 (vt_initialize): Likewise. Initialize shared_hash_pool and
12403 empty_shared_hash, move bb in/out initialization afterwards.
12404 Use variable_htab_free instead of NULL as changed_variables del hook.
12405 (variable_was_changed): Change type of second argument to pointer to
12406 dataflow_set. When inserting var into changed_variables, bump
12407 refcount. Unshare set->vars if set is shared htab and slot needs to
12409 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12410 lookup if set->vars is shared. Unshare set->vars if needed.
12411 Even ->refcount == 1 vars must be unshared if set->vars is shared
12412 and var needs to be modified. Adjust variable_was_changed caller.
12413 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12414 vars must be unshared if set->vars is shared and var needs to be
12415 modified. Adjust variable_was_changed caller.
12416 (emit_note_insn_var_location): Don't pool_free var.
12417 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12419 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12420 free_alloc_pool on shared_hash_pool.
12422 2009-06-20 Anthony Green <green@moxielogic.com>
12424 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12425 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12427 2009-06-20 Richard Guenther <rguenther@suse.de>
12429 * tree-ssa-structalias.c (find_func_aliases): For memset use
12430 a constraint from NULL if we memset to zero.
12431 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12432 we explicitly handle that do not read from memory.
12433 (call_may_clobber_ref_p_1): Properly handle builtins that may
12436 2009-06-20 Richard Guenther <rguenther@suse.de>
12438 PR tree-optimization/40495
12439 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12440 (new_scalar_tmp_constraint_exp): New function.
12441 (process_constraint): Do not create temporary decls.
12442 (process_all_all_constraints): Likewise.
12443 (handle_const_call): Likewise.
12444 (create_function_info_for): Do not set decl.
12446 2009-06-19 Ian Lance Taylor <iant@google.com>
12448 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12449 (rs6000_attribute_table): Make static; move before use.
12451 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12453 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12454 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12455 Propagate the TREE_READONLY flag without overwriting it.
12456 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12457 Propagate the TREE_READONLY flag onto the result.
12458 (process_call_operands): Move around. Use correct constant value.
12460 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12463 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12464 * config/arm/arm.md: Likewise.
12466 2009-06-19 Ian Lance Taylor <iant@google.com>
12468 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12469 to GIMPLE_ERROR_MARK.
12471 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12472 op2_original_type parameters. Warn about using different enum types.
12473 * c-parser.c (c_parser_conditional_expression): Pass original
12474 types to build_conditional_expr.
12475 * c-tree.h (build_conditional_expr): Update declaration.
12477 2009-06-19 Ian Lance Taylor <iant@google.com>
12479 * config/i386/i386.c (ix86_function_specific_save): Test that
12480 fields match values, rather than testing the values are in a
12483 2009-06-19 Richard Guenther <rguenther@suse.de>
12485 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12486 ADDR_EXPR pointers.
12487 (ptr_derefs_may_alias_p): Likewise.
12488 (ptr_deref_may_alias_ref_p_1): New function.
12489 (ptr_deref_may_alias_ref_p): Likewise.
12490 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12491 covered by looking at the ESCAPED solution.
12492 (call_may_clobber_ref_p_1): Likewise.
12493 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12494 Handle NULL_TREE offset. Do not produce redundant constraints.
12495 (process_all_all_constraints): New helper function.
12496 (do_structure_copy): Use it.
12497 (handle_lhs_call): Likewise.
12498 (find_func_aliases): Handle some builtins with pointer arguments
12499 and/or return values explicitly.
12501 2009-06-19 Ian Lance Taylor <iant@google.com>
12503 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12505 2009-06-19 Ian Lance Taylor <iant@google.com>
12507 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12509 2009-06-19 Ian Lance Taylor <iant@google.com>
12511 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12512 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12515 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12516 uninitialized const.
12518 2009-06-19 Ian Lance Taylor <iant@google.com>
12520 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12523 * c-decl.c (in_struct, struct_types): Remove.
12524 (struct c_binding): Add in_struct field.
12525 (c_binding_ptr): Define type, along with VEC.
12526 (struct c_struct_parse_info): Define.
12527 (struct_parse_info): New static variable.
12528 (bind): Initialize in_struct field.
12529 (start_struct): Remove enclosing_in_struct and
12530 enclosing_struct_types parameters. Add
12531 enclosing_struct_parse_info parameter. Change all callers. Set
12532 struct_parse_info rather than in_struct and struct_types.
12533 (grokfield): If -Wc++-compat and there is a symbol binding for the
12534 field name, set the in_struct flag and push it on the
12535 struct_parse_info->fields vector.
12536 (warn_cxx_compat_finish_struct): New static function.
12537 (finish_struct): Remove enclosing_in_struct and
12538 enclosing_struct_types parameters. Add
12539 enclosing_struct_parse_info parameter. Change all callers. Don't
12540 set C_TYPE_DEFINED_IN_STRUCT here. Call
12541 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12542 parameter. Only push on struct_types if warn_cxx_compat.
12543 (finish_enum): Only push on struct_types if warn_cxx_compat.
12544 (declspecs_add_type): Add loc parameter. Change all callers.
12545 Change all error calls to error_at. Pass loc, not input_location,
12546 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12547 defined in a struct. If -Wc++-compat and parsing a struct, record
12548 that a typedef name was used.
12549 * c-parser.c (c_parser_declspecs): Get location to pass to
12550 declspecs_add_type.
12551 (c_parser_struct_or_union_specifier): Update calls to start_struct
12553 * c-tree.h (struct c_struct_parse_info): Declare.
12554 (finish_struct, start_struct): Update declarations.
12555 (declspecs_add_type): Update declaration.
12557 2009-06-19 Ian Lance Taylor <iant@google.com>
12559 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12560 variable with an anonymous type.
12562 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12564 * see.c: Remove for real.
12566 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12568 * optabs.h (enum optab_index): Add new OTI_significand.
12569 (significand_optab): Define corresponding macro.
12570 * optabs.c (init_optabs): Initialize significand_optab.
12571 * genopinit.c (optabs): Implement significand_optab using
12572 significand?f2 patterns.
12573 * builtins.c (expand_builtin_mathfn): Handle
12574 BUILT_IN_SIGNIFICAND{,F,L}.
12575 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12576 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12578 * config/i386/i386.md (significandxf2, significand<mode>2): New
12579 expanders to implement significandf, significand and significandl
12580 built-ins as inline x87 intrinsics.
12582 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12584 * config/avr/avr.c (avr_override_options): Remove setting value of
12585 PARAM_INLINE_CALL_COST.
12587 2009-06-18 Richard Henderson <rth@redhat.com>
12590 * tree-pass.h (TDF_ASMNAME): New.
12591 * tree-dump.c (dump_options): Add asmname.
12592 * doc/invoke.texi: Document it.
12594 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12595 (dump_decl_name): ...here.
12596 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12597 (dump_generic_node): Update dump_function_name calls.
12598 (print_call_name): New flags arg; update all dump calls.
12599 * diagnostic.h (print_call_name): Update.
12600 * gimple-pretty-print.c (dump_gimple_call): Update.
12602 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12605 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12607 2009-06-18 Diego Novillo <dnovillo@google.com>
12609 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12610 * plugin.c (str_license): Declare.
12611 (try_init_one_plugin): Assert that the symbol
12612 'plugin_is_GPL_compatible' exists.
12614 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12617 * Makefile.in (OBJS-common): Remove see.o.
12619 * common.opt (fsee): Mark as preserved for backward compatibility.
12620 * opts.c (common_handle_option): Add OPT_fsee to the backward
12621 compatibility section.
12622 * passes.c (init_optimization_passes, pass_see): Remove pass.
12623 * timevar.def (TV_SEE): Remove.
12624 * tree-pass.h (pass_see): Remove declaration.
12625 * doc/invoke.texi (-fsee): Remove documentation.
12627 2009-06-18 Martin Jambor <mjambor@suse.cz>
12629 * tree-sra.c: Include statistics.h
12630 (sra_stats): New variable.
12631 (sra_initialize): Clear sra_stats.
12632 (create_access_replacement): Increment sra_stats.replacements.
12633 (get_access_replacement): Do not return twice.
12634 (analyze_all_variable_accesses): Increment statistics counter by the
12635 number of scalarized aggregates.
12636 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12637 (sra_modify_expr): Increment sra_stats.exprs.
12638 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12639 (sra_modify_assign): Increment sra_stats.exprs,
12640 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12641 (perform_intra_sra): Update statistics counters.
12642 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12644 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12646 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12647 (arm_scalar_mode_supported_p): New function.
12649 2009-06-18 Paul Brook <paul@codesourcery.com>
12650 Sandra Loosemore <sandra@codesourcery.com>
12652 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12653 (__extendhfsf2, __truncsfhf2): Define.
12654 * config/arm/fp16.c: New file.
12655 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12656 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12658 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12660 * doc/extend.texi (Half-Precision): New section.
12661 * doc/invoke.texi (Option Summary): List -mfp16-format.
12662 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12663 * config/arm/arm.opt (mfp16-format=): New.
12664 * config/arm/arm.c: Include intl.h.
12665 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12666 (TARGET_INVALID_RETURN_TYPE): Redefine.
12667 (TARGET_PROMOTED_TYPE): Redefine.
12668 (TARGET_CONVERT_TO_TYPE): Redefine.
12669 (arm_fp16_format): Define.
12670 (all_fpus): Add entry for neon-fp16.
12671 (fp_model_for_fpu): Likewise.
12672 (struct fp16_format): Declare.
12673 (all_fp16_formats): Define.
12674 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12676 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12678 (arm_legitimate_index_p): Treat HFmode like HImode.
12679 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12680 (coproc_secondary_reload_class): Special-case HFmode.
12681 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12682 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12683 (arm_init_fp16_builtins): New.
12684 (arm_init_builtins): Call it.
12685 (arm_invalid_parameter_type): New.
12686 (arm_invalid_return_type): New.
12687 (arm_promoted_type): New.
12688 (arm_convert_to_type).
12689 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12691 (arm_emit_fp16_const): New function.
12692 (arm_mangle_type): Mangle __fp16 as "Dh".
12693 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12695 (TARGET_NEON_FP16): New.
12696 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12697 (enum fputype): Add FPUTYPE_NEON_FP16.
12698 (enum arm_fp16_format_type): Declare.
12699 (arm_fp16_format): Declare.
12700 (LARGEST_EXPONENT_IS_NORMAL): Define.
12701 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12702 * config/arm/arm-modes.def (HFmode): Define.
12703 * config/arm/vfp.md: (*movhf_vfp): New.
12704 (extendhfsf2): New.
12706 * config/arm/arm.md: (fpu): Add neon_fp16.
12707 (floatsihf2, floatdihf2): New.
12708 (fix_trunchfsi2, fix_trunchfdi2): New.
12710 (extendhfdf2): New.
12712 (*arm32_movhf): New.
12713 (*thumb1_movhf): New.
12714 (consttable_2): Add check for HFmode constants.
12715 (consttable_4): Handle HFmode constants.
12717 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12719 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12721 2009-06-17 Olivier Hainque <hainque@adacore.com>
12723 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12724 const char ** conversion in AIX specific section.
12726 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12728 * config/i386/i386.c (ix86_special_builtin_type): Remove
12729 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12730 (bdesc_special_args): Updated.
12731 (ix86_init_mmx_sse_builtins): Likewise.
12732 (ix86_expand_special_args_builtin): Likewise.
12734 2009-06-17 Richard Henderson <rth@redhat.com>
12736 * tree-pretty-print.c (maybe_dump_asm_name): New.
12737 (dump_decl_name): Use it.
12738 (PRINT_FUNCTION_NAME): Merge into...
12739 (dump_function_name): ... here. Use maybe_dump_asm_name.
12741 2009-06-17 Cary Coutant <ccoutant@google.com>
12743 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
12745 * debug.c (struct gcc_debug_hooks): Change placeholder for
12747 (debug_nothing_int_charstar_int): Replaced by...
12748 (debug_nothing_int_charstar_int_bool): ...this.
12749 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
12750 source_line prototype.
12751 (debug_nothing_int_charstar_int): Replaced by...
12752 (debug_nothing_int_charstar_int_bool): ...this.
12753 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
12754 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
12755 Output is_stmt operand when necessary.
12756 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
12757 (notice_source_line): Add is_stmt parameter.
12758 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
12759 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
12761 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
12762 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
12764 2009-06-17 Ian Lance Taylor <iant@google.com>
12766 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
12768 (struct store_by_pieces_d): Rename from store_by_pieces. Change
12771 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
12773 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
12774 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
12775 tree_strip_sign_nop_conversions and
12776 tree_ssa_strip_useless_type_conversions rather than stripping
12777 the operations here.
12778 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
12780 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
12781 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
12782 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
12783 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
12786 2009-06-17 Michael Eager <eager@eagercon.com>
12788 * config/rs6000/constraints.md (register_constraint "d"): New.
12789 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
12790 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12791 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
12792 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
12793 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12794 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
12795 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
12796 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
12797 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
12798 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
12800 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
12801 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
12802 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
12803 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
12804 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
12805 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
12806 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
12807 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
12808 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
12809 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
12810 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
12811 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
12812 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
12813 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
12815 2009-06-16 Ian Lance Taylor <iant@google.com>
12817 * profile.c (total_num_never_executed): Don't define.
12818 (compute_branch_probabilities): Don't count or print
12819 num_never_executed.
12820 (init_branch_prob): Don't set total_num_never_executed.
12821 (end_branch_prob): Don't print total_num_never_executed.
12823 2009-06-17 David Daney <ddaney@caviumnetworks.com>
12825 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
12827 2009-06-17 David Edelsohn <edelsohn@gnu.org>
12829 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
12830 (nabstd2_fpr): Same.
12832 2009-06-17 Steve Ellcey <sje@cup.hp.com>
12834 * expr.c (expand_assignment): Change complex type check.
12836 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
12838 * doc/plugins.texi (Building GCC plugins): Added new section.
12840 2009-06-17 Ian Lance Taylor <iant@google.com>
12842 * c-pch.c (get_ident): Don't set size of templ array.
12843 (pch_init): Don't set size of partial_pch array.
12845 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
12846 string constant to intialize an array whose size is the length of
12849 2009-06-17 Richard Guenther <rguenther@suse.de>
12851 PR tree-optimization/40389
12852 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
12853 to addressable types.
12854 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
12856 2009-06-17 Richard Guenther <rguenther@suse.de>
12858 PR middle-end/40460
12859 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
12860 if there is no evolution of left in the loop bail out.
12861 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
12862 chrec_fold_multiply.
12864 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
12865 Janis Johnson <janis187@us.ibm.com>
12868 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
12869 for the symbol ref of a constant that is the source of a move
12870 - nor for any other not-obvious-label-ref constants.
12872 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
12874 * plugin.c (position_pass): Skip newly inserted pass during list
12875 traversal to avoid repeated insertion.
12877 2009-06-16 Ian Lance Taylor <iant@google.com>
12879 * vec.h (VEC_stack_alloc): Define different version if
12880 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
12881 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
12882 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
12883 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
12885 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
12887 * config.gcc (extra_headers): Add ia32intrin.h for x86.
12889 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
12890 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
12891 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
12892 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
12893 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
12894 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12895 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12896 (bdesc_special_args): Add __builtin_ia32_rdtsc and
12897 __builtin_ia32_rdtscp.
12898 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
12899 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
12900 and __builtin_ia32_rorhi.
12901 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
12902 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12903 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12904 (ix86_expand_args_builtin): Likewise.
12905 (ix86_expand_special_args_builtin): Likewise.
12907 * config/i386/i386.md (UNSPECV_RDTSCP): New.
12908 (UNSPECV_RDTSC): Likewise.
12909 (UNSPECV_RDPMC): Likewise.
12910 (*bsr): Renamed to ...
12912 (*bsr_rex64): Renamed to ...
12915 (*rdpmc): Likewise.
12916 (*rdpmc_rex64): Likewise.
12918 (*rdtsc): Likewise.
12919 (*rdtsc_rex64): Likewise.
12920 (rdtscp): Likewise.
12921 (*rdtscp): Likewise.
12922 (*rdtscp_rex64): Likewise.
12924 * config/i386/ia32intrin.h: New.
12926 * config/i386/x86intrin.h: Include <ia32intrin.h>.
12928 2009-06-16 Ian Lance Taylor <iant@google.com>
12930 * ira-build.c (copy_info_to_removed_store_destinations):
12931 Initialize parent_a.
12933 2009-06-16 Ian Lance Taylor <iant@google.com>
12935 * c-decl.c (grokdeclarator): Change size_varies to bool.
12937 2009-06-16 Ian Lance Taylor <iant@google.com>
12939 * sel-sched.c: Make forward declarations of move_op_hooks and
12940 fur_hooks explicitly extern.
12942 2009-06-16 Ian Lance Taylor <iant@google.com>
12944 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
12945 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
12947 2009-06-16 Ian Lance Taylor <iant@google.com>
12949 * resource.c (mark_referenced_resources): Change
12950 include_delayed_effects parameter to bool. Change all callers.
12951 (mark_end_of_function_resources): Likewise.
12952 * reorg.c (insn_references_resource_p): Likewise.
12953 (insn_sets_resource_p): Likewise.
12954 * resource.h (mark_referenced_resources): Update declaration.
12955 (mark_end_of_function_resources): Update declaration.
12957 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12959 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
12961 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12963 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
12964 GCC can bootstrap on AIX with GNU Binutils 2.20.
12966 2009-06-16 Ian Lance Taylor <iant@google.com>
12968 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
12970 2009-06-16 Ian Lance Taylor <iant@google.com>
12972 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
12973 inline, not extern inline.
12974 (exact_log2): Likewise.
12975 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
12977 (exact_log2): Likewise, but don't test CTZ_HWI.
12979 2009-06-16 Ian Lance Taylor <iant@google.com>
12981 * bitmap.c (bitmap_clear): Don't declare as inline.
12982 * gimple.c (gimplify_assign): Likewise.
12983 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
12984 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
12985 (sched_scan_info): Remove duplicate definition.
12987 2009-06-16 Ian Lance Taylor <iant@google.com>
12989 * c-common.c (skip_evaluation): Don't define.
12990 (c_inhibit_evaluation_warnings): Define global variable.
12991 (overflow_warning): Check c_inhibit_evaluation_warnings rather
12992 than skip_evaluation.
12993 (convert_and_check, warn_for_div_by_zero): Likewise.
12994 * c-common.h (skip_evaluation): Don't declare.
12995 (c_inhibit_evaluation_warnings): Declare.
12996 * c-parser.c (c_parser_typeof_specifier): Set
12997 c_inhibit_evaluation_warnings rather than skip_evaluation.
12998 (c_parser_conditional_expression): Likewise.
12999 (c_parser_binary_expression): Likewise.
13000 (c_parser_sizeof_expression): Likewise.
13001 (c_parser_alignof_expression): Likewise.
13002 * c-typeck.c (build_indirect_ref): Check
13003 c_inhibit_evaluation_warnings rather than skip_evaluation.
13004 (build_conditional_expr, build_binary_op): Likewise.
13006 2009-06-16 Richard Guenther <rguenther@suse.de>
13008 * tree-ssa-alias.c (is_escape_site): Remove.
13009 * tree-ssa-alias.h (enum escape_type): Remove.
13010 (is_escape_site): Likewise.
13011 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13012 via casts and asms without deferring to is_escape_site.
13014 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13016 PR middle-end/40446
13017 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13018 use gen_lowpart if op0 has complex mode.
13020 2009-06-16 Richard Guenther <rguenther@suse.de>
13022 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13023 variables add them to ESCAPED.
13024 (find_func_aliases): Do not make all indirectly stored values escaped.
13026 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13028 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13029 make_decl_one_only.
13031 2009-06-16 Martin Jambor <mjambor@suse.cz>
13033 PR tree-optimization/40432
13034 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13035 check whether we need to force gimple register operand.
13037 2009-06-16 Martin Jambor <mjambor@suse.cz>
13039 PR tree-optimization/40413
13040 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13041 build_ref_for_offset.
13042 (propagate_subacesses_accross_link): Fix a typo in a comment.
13044 2009-06-16 Ira Rosen <irar@il.ibm.com>
13046 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13047 with additional parameter.
13048 * tree-vectorizer.h (enum vect_def_type): Add new value
13050 (enum vect_relevant): Add comments.
13051 (vect_is_simple_reduction): Add new argument.
13052 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13053 Detect nested cycles.
13054 (vect_is_simple_reduction): Update documentation, add an argument to
13055 distinguish inner-loop reduction from nested cycle, detect nested
13056 cycles, fix printings and indentation, don't swap operands in case
13058 (get_initial_def_for_reduction): Handle subtraction.
13059 (vect_create_epilog_for_reduction): Add new argument to specify
13060 reduction variable.
13061 (vect_finalize_reduction): Handle subtraction, fix comments.
13062 (vectorizable_reduction): Handle nested cycles. In case of nested
13063 cycle keep track of the reduction variable position. Call
13064 vect_is_simple_reduction with additional parameter. Use original
13065 statement code in reduction epilogue for nested cycle. Call
13066 vect_create_epilog_for_reduction with additional parameter.
13067 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13068 inner-loop vectorization.
13069 (vect_recog_widen_sum_pattern): Likewise.
13070 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13072 (vect_mark_stmts_to_be_vectorized): Likewise.
13073 (vect_get_vec_def_for_operand): Handle nested cycles.
13075 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13077 * doc/invoke.texi (Debugging Options): Fix option index entries
13078 for -fdump-statistics, -frandom-seed add entries for
13079 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13080 (FRV Options): Fix entries for -mTLS, -mtls.
13081 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13082 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13083 (M68hc1x Options): Fix @itemx for -mnominmax.
13084 (MCore Options): Fix entry for -mno-lsim.
13085 (MMIX Options): Fix entry for -mabi=mmixware.
13086 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13088 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13090 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13091 Mention the plugin mode of gengtype.
13092 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13093 * gengtype.c: Updated copyright.
13094 (plugin_files, nb_plugin_files) Added new static variables.
13095 (measure_input_list) Care about plugin_files.
13096 (write_rtx_next): Added early return in plugin mode.
13097 (create_file): Updated copyright year in generated file. Added
13099 (oprintf): Added early return if NULL outf.
13100 (get_output_file_with_visibility): Care of plugin_files.
13101 (get_output_file_name): May return null.
13102 (write_local): Added early return.
13103 (put_mangled_filename): Ditto.
13104 (finish_root_table): Added check for base_files.
13105 (write_roots): Care about null when plugins.
13106 (main): Added plugin mode.
13108 2009-06-15 Ian Lance Taylor <iant@google.com>
13110 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13111 * gcov.c (read_count_file): Add braces around variables declared
13114 * c.opt (Wjump-misses-init): New warning.
13115 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13116 -Wall and -Wc++-compat if not already set.
13117 (c_common_post_options): Clear warn_jump_misses_init if it was not
13119 * c-decl.c (struct c_binding): Change type field to a union with
13120 new label field. Make it the first field in the struct. Update
13121 references to type to use u.type instead.
13122 (struct c_spot_bindings): Define.
13123 (struct c_goto_bindings): Define.
13124 (c_goto_bindings_p): Define, along with VECs.
13125 (struct c_label_vars): Define.
13126 (struct c_scope): Add has_label_bindings field.
13127 (bind_label, set_spot_bindings): New static functions.
13128 (decl_jump_unsafe, update_spot_bindings): New static functions.
13129 (update_label_decls): New static function.
13130 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13131 Update binding u.label field to shadowed field.
13132 (c_binding_start_stmt_expr): New function.
13133 (c_binding_end_stmt_expr): New function.
13134 (pushdecl): Don't call c_begin_vm_scope.
13135 (make_label): Add defining and p_label_vars parameters. Change
13137 (lookup_label): Correct test for whether a label has not yet been
13138 defined. Call bind_label rather than bind.
13139 (warn_about_goto): New static function.
13140 (lookup_label_for_goto): New function.
13141 (declare_label): Call bind_label rather than bind.
13142 (check_earlier_gotos): New static function.
13143 (define_label): Don't give errors about jumping into statement
13144 expressions or scopes of variably modified types. Call
13145 set_spot_bindings and check_earlier_gotos. Call bind_label
13146 instead of bind. Don't set label_context_stack_se or
13147 label_context_stack_vm.
13148 (c_get_switch_bindings): New function.
13149 (c_release_switch_bindings): New function.
13150 (c_check_switch_jump_warnings): New function.
13151 (start_function): Don't set label_context_stack_se or
13152 label_context_stack_vm.
13153 (finish_function): Likewise.
13154 * c-typeck.c (label_context_stack_se): Don't define.
13155 (label_context_stack_vm): Don't define.
13156 (c_finish_goto_label): Call lookup_label_for_goto rather than
13157 lookup_label. Don't give errors about jumping into a statement
13158 expression or the scope of a variably modified type. Don't set
13159 label_context_stack_se or label_context_stack_vm.
13160 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13161 fields. Add bindings field.
13162 (c_start_case): Don't set deleted fields. Set bindings field.
13163 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13164 or blocked_vm. Call c_check_switch_jump_warnings.
13165 (c_finish_case): Don't test blocked_stmt_expr field. Call
13166 c_release_switch_bindings.
13167 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13168 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13169 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13170 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13171 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13172 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13173 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13174 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13175 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13176 (C_DECL_UNJUMPABLE_VM): Don't define.
13177 (C_DECL_UNDEFINABLE_VM): Don't define.
13178 (struct c_label_list): Don't define.
13179 (struct c_label_context_se): Don't define.
13180 (struct c_label_context_vm): Don't define.
13181 (struct c_spot_bindings): Declare.
13182 (c_bindings_start_stmt_expr): Declare.
13183 (c_bindings_end_stmt_expr): Declare.
13184 (lookup_label_for_goto): Declare.
13185 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13186 (c_check_switch_jump_warnings): Declare.
13187 (label_context_stack_se, label_context_stack_vm): Don't declare.
13188 (c_finish_goto_label): Update declaration.
13189 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13190 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13191 (Warning Options): Document -Wjump-misses-init.
13193 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13195 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13198 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13200 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13202 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13204 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13206 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13208 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13210 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13212 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13213 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13214 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13215 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13216 * dwarf2asm.c (dw2_force_const_mem): Update call to
13217 make_decl_one_only.
13218 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13219 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13220 * langhooks.c (lhd_comdat_group): Remove.
13221 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13222 * tree.h (DECL_COMDAT_GROUP): New.
13223 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13224 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13225 (make_decl_one_only): Change signature.
13226 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13227 make_decl_one_only.
13228 (make_decl_one_only): Change signature.
13229 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13231 2009-06-15 Richard Guenther <rguenther@suse.de>
13233 PR middle-end/40439
13234 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13236 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13238 * tree-ssa-math-opts.c: Remove extra divide.
13240 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13242 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13244 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13246 * passes.c: Add bswap pass.
13247 * tree-pass.h: Add pass_optimize_bswap declaration.
13248 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13249 Include rtl.h, expr.h and optabs.h for optab_handler check.
13250 (struct symbolic_number, pass_optimize_bswap): New definition.
13251 (do_shift_rotate, verify_symbolic_number_p): New functions.
13252 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13253 (gate_optimize_bswap): New function.
13254 * tree.c (widest_int_cst_value): New function.
13255 * tree.h (widest_int_cst_value): Prototype added.
13257 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13259 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13260 REG_EQUAL/REG_EQUIV notes.
13262 2009-06-14 Richard Guenther <rguenther@suse.de>
13264 PR middle-end/40389
13265 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13266 has its address taken if NRV was applied and it is addressable.
13267 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13268 function split out from ...
13269 (get_constraint_for_1): ... here.
13270 (handle_rhs_call): Use it to mark the return slot escaped if
13271 it is addressable and NRV was applied.
13273 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13275 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13276 Change first argument type to location_t.
13277 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13278 Do not set input_location.
13279 Use loc instead of input_location throughout.
13281 2009-06-13 Richard Guenther <rguenther@suse.de>
13283 PR tree-optimization/40421
13284 * tree-predcom.c (should_unroll_loop_p): Remove.
13285 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13287 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13289 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13290 Add location argument.
13292 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13294 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13296 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13297 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13298 * config/spu/spu-protos.h: Add location to
13299 spu_resolve_overloaded_builtin.
13300 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13301 spu_build_builtin_va_list.
13302 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13303 argument. Pass location to build_function_call_vec.
13304 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13306 (emit_fpu_switch): Same.
13307 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13308 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13309 to build_decl and create_artificial_label.
13310 (xtensa_gimplify_va_arg_expr): Same.
13311 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13312 (xstormy16_gimplify_va_arg_expr): Same.
13313 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13314 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13315 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13316 (mips16_build_function_stub): Same.
13317 (mips16_build_call_stub): Same.
13319 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13322 * arm/constraints.md (Pa, Pb): New constraints.
13323 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13324 split pattern to deal with them.
13326 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13328 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13329 fix index entry for -Xpreprocessor.
13331 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13333 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13334 Add location argument to build_decl call.
13335 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13336 (rs6000_init_builtins): Same.
13337 (spe_init_builtins): Same.
13338 (rs6000_gimplify_va_arg): Add location argument to
13339 create_artificial_label call.
13341 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13343 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13344 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13345 * Makefile.in: Fix GGC dependency for gcse.o.
13347 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13349 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13350 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13351 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13353 * c-parser.c (c_parser_binary_expression): Use current column while
13354 building binary operations.
13355 * common.opt (fshow-column): Enable by default.
13356 * tree-vrp.c (check_array_ref): Use warning_at.
13357 (check_array_bounds): Use location from call back if expr has no
13359 * tree.h: Add location argument to maybe_fold_*.
13360 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13361 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13362 (maybe_fold_offset_to_component_ref): Same.
13363 (maybe_fold_offset_to_reference): Same.
13364 (maybe_fold_offset_to_address): Same.
13365 (maybe_fold_stmt_indirect): Same.
13366 (maybe_fold_stmt_addition): Same.
13367 (fold_stmt_r): Pass location to maybe_fold_*.
13368 (fold_gimple_assign): Same.
13369 * c-tree.h: Add location argument to finish_decl,
13370 default_function_array_conversion, store_init_value.
13371 * c-decl.c (define_label): Use error_at.
13372 (c_make_fname_decl): Pass location to finish_decl.
13373 (finish_decl): New location argument.
13374 (build_compound_literal): Pass location to store_init_value.
13375 (grokdeclarator): Pass location to finish_decl.
13377 * c-typeck.c (array_to_pointer_conversion): New location argument.
13378 (function_to_pointer_conversion): Same.
13379 (default_function_array_conversion): Same.
13380 (parser_build_unary_op): Pass location to overflow_warning.
13381 (parser_build_binary_op): Same. Use warning_at.
13382 (build_unary_op): Pass location to array_to_pointer_conversion.
13383 (build_c_cast): Pass location to digest_init.
13384 (build_modify_expr): New location argument.
13385 (convert_for_assignment): Same.
13386 (store_init_value): Same.
13387 (digest_init): Same.
13388 (output_init_element): Pass location to digest_init and
13389 array_to_pointer_conversion.
13390 (c_finish_return): Pass location to convert_for_assignment.
13391 * gimplify.c (gimplify_conversion): Pass location to
13392 maybe_fold_offset_to_address.
13393 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13394 to maybe_fold_stmt_addition.
13395 * c-omp.c (c_finish_omp_atomic): Pass new location to
13397 (c_finish_omp_for): Same.
13398 * c-common.c (overflow_warning): New argument.
13399 * c-common.h: New argument to build_modify_expr, overflow_warning.
13400 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13402 (c_parser_initializer): Pass location to
13403 default_function_array_conversion.
13404 (c_parser_initelt): Same.
13405 (c_parser_initval): Same.
13406 (c_parser_asm_operands): Same.
13407 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13408 (c_parser_conditional_expression): Same.
13409 (c_parser_binary_expression): Add location info to stack. Use it.
13410 (c_parser_unary_expression): Pass location to
13411 default_function_array_conversion, parser_build_unary_op,
13412 build_indirect_ref, c_parser_postfix_expression_after_primary.
13413 (c_parser_postfix_expression_after_primary): New location argument.
13415 (c_parser_expression_conv): Pass location to
13416 default_function_array_conversion.
13417 (c_parser_expr_list): Same.
13418 (c_parser_omp_atomic): Same.
13419 (c_parser_omp_for_loop): Same.
13420 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13421 (build_array_declarator): New argument.
13422 * c-decl.c (build_array_declarator): Add location argument.
13423 (grokdeclarator): Set id_loc for cdk_array.
13424 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13425 build_array_declarator.
13426 * tree.c (build_omp_clause): Add location argument.
13427 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13428 (OMP_CLAUSE_LOCATION): New macro.
13429 (struct tree_omp_clause): Add location field.
13430 (build_omp_clause): Add argument.
13431 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13432 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13434 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13435 (cp_parser_omp_clause_collapse): Same.
13436 (cp_parser_omp_clause_default): Same.
13437 (cp_parser_omp_clause_if): Same.
13438 (cp_parser_omp_clause_nowait): Same.
13439 (cp_parser_omp_clause_num_threads): Same.
13440 (cp_parser_omp_clause_ordered): Same.
13441 (cp_parser_omp_clause_schedule): Same.
13442 (cp_parser_omp_clause_untied): Same.
13443 (cp_parser_omp_for_loop): Same.
13444 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13445 * c-tree.h (c_start_case): Add location argument.
13446 (c_process_expr_stmt): Same.
13447 (c_finish_goto_*): Same.
13448 * tree-parloops.c (initialize_reductions): Pass location to
13450 (create_parallel_loop): Same.
13451 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13452 (gfc_trans_omp_reduction_list): Same.
13453 (gfc_trans_omp_clauses): Same.
13454 (gfc_trans_omp_do): Same.
13455 * c-typeck.c (c_finish_goto_label): Same.
13456 (c_finish_goto_ptr): New location argument.
13457 (c_start_case): Same.
13458 (emit_side_effect_warnings): Same.
13459 (c_process_expr_stmt): Same.
13460 (c_finish_stmt_expr): Same.
13461 (c_finish_omp_clauses): Use error_at instead of error.
13462 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13464 * c-omp.c (c_split_parallel_clauses): New location argument.
13465 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13466 to build_omp_clause.
13467 (convert_local_reference_stmt): Same.
13468 (convert_gimple_call): Same.
13469 * c-common.h (c_split_parallel_clauses): New argument.
13470 * c-parser.c (c_parser_statement_after_labels): Pass location to
13471 c_finish_goto_label.
13472 (c_parser_switch_statement): Pass location to c_start_case.
13473 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13474 and c_process_expr_stmt.
13475 (c_parser_omp_variable_list): Add location argument.
13476 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13477 (c_parser_omp_clause_default): Same.
13478 (c_parser_omp_clause_if): Same.
13479 (c_parser_omp_clause_num_threads): Same.
13480 (-c_parser_omp_clause_ordered): Same.
13481 (c_parser_omp_clause_reduction): Pass location to
13482 c_parser_omp_variable_list.
13483 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13484 (c_parser_omp_clause_untied): Same.
13485 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13486 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13488 * c-tree.h (check_for_loop_decls, undeclared_variable,
13489 build_component_ref, build_array_ref, build_external_ref,
13490 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13491 build_conditional_expr, build_compound_expr, c_cast_expr,
13492 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13493 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13495 * c-semantics.c (build_stmt): Same.
13496 (build_case_label): Same.
13497 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13498 (undeclared_variable): New argument.
13499 (make_label): Same.
13500 (lookup_label): Pass location on down.
13501 (define_label): Same.
13502 (finish_decl): Same.
13503 (build_compound_literal): Same.
13504 (finish_struct): Same.
13505 (finish_function): Do not set location here.
13506 (check_for_loop_decls): New argument.
13507 * tree.c (save_expr): Set location.
13508 (build_empty_stmt): New argument.
13509 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13510 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13511 * builtins.c (gimplify_va_arg_expr): Use locations.
13512 (expand_builtin_sync_operation): Same.
13513 * c-typeck.c (build_component_ref): New argument.
13514 (build_array_ref): Same.
13515 (build_external_ref): Same.
13516 (c_expr_sizeof_expr): Same.
13517 (c_expr_sizeof_type): Same.
13518 (parser_build_unary_op): Same.
13519 (build_conditional_expr): Same.
13520 (build_compound_expr): Pass location on down.
13521 (build_compound_expr): New argument.
13522 (build_c_cast): Same.
13523 (c_cast_expr): Same.
13524 (build_asm_expr): Same.
13525 (c_finish_return): Same.
13526 (c_process_expr_stmt): Pass location on down.
13527 (c_finish_stmt_expr): New argument.
13528 (push_clenaup): Same.
13529 (c_finish_omp_parallel): Same.
13530 (c_finish_omp_task): Same.
13531 * gimplify.c (gimplify_call_expr): Pass location on down.
13532 * c-omp.c (c_finish_omp_master): New argument.
13533 (c_finish_omp_critical): Same.
13534 (c_finish_omp_ordered): Same.
13535 (c_finish_omp_barrier): Same.
13536 (-c_finish_omp_taskwait): Same.
13537 (c_finish_omp_atomic): Same.
13538 (c_finish_omp_flush): Same.
13539 * tree-inline.c (copy_tree_body_r): Pass location on down.
13540 (inline_forbidden_p): Remove use of input_location.
13541 * c-gimplify.c (c_build_bind_expr): New argument.
13542 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13543 (c_sizeof_or_alignof_type): New argument.
13544 (c_alignof_expr): Same.
13545 (build_va_arg): Same.
13546 (c_add_case_label): Same.
13547 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13548 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13549 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13550 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13551 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13552 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13554 * stub-objc.c (objc_build_selector_expr): Same.
13555 (objc_build_throw_stmt): Same.
13556 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13557 (c_parser_initelt): Same.
13558 (c_parser_compound_statement): Same.
13559 (c_parser_compound_statement_nostart): Same.
13560 (c_parser_label): Same.
13561 (c_parser_statement_after_labels): Same.
13562 (c_parser_if_body): Same.
13563 (c_parser_else_body): Same.
13564 (c_parser_if_statement): Same.
13565 (c_parser_switch_statement): Same.
13566 (c_parser_while_statement): Same.
13567 (c_parser_do_statement): Same.
13568 (c_parser_for_statement): Same.
13569 (c_parser_asm_statement): Same.
13570 (c_parser_conditional_expression): Same.
13571 (c_parser_binary_expression): Same.
13572 (c_parser_cast_expression): Same.
13573 (c_parser_unary_expression): Same.
13574 (c_parser_sizeof_expression): Same.
13575 (c_parser_alignof_expression): Same.
13576 (c_parser_postfix_expression): Same.
13577 (c_parser_expression): Same.
13578 (c_parser_objc_receiver): Same.
13579 (c_parser_omp_variable_list): Same.
13580 (c_parser_omp_structured_block): Same.
13581 (c_parser_omp_atomic): New argument.
13582 (c_parser_omp_barrier): Same.
13583 (c_parser_omp_critical): Same.
13584 (c_parser_omp_flush): Pass location on down.
13585 (c_parser_omp_for_loop): New argument.
13586 (c_parser_omp_for): Same.
13587 (c_parser_omp_master): Same.
13588 (c_parser_omp_ordered): Same.
13589 (c_parser_omp_sections_scope): Same.
13590 (c_parser_omp_sections): Same.
13591 (c_parser_omp_parallel): Same.
13592 (c_parser_omp_single): Same.
13593 (c_parser_omp_task): Same.
13594 (c_parser_omp_taskwait): Pass location on down.
13595 (c_parser_omp_construct): Same.
13596 (c_parser_omp_threadprivate): Same.
13597 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13598 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13599 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13600 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13601 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13602 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13603 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13604 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13605 config/i386/i386.c, stmt.c:
13606 Add location argument to the following function definitions and/or
13607 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13608 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13609 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13610 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13611 do_case, c_finish_bc_stmt, build_compound_literal,
13612 build_function_call.
13613 * c-decl.c (build_compound_literal): Add location argument.
13614 Make all diagnostic calls use location.
13615 (start_struct): Same.
13616 (finish_struct): Same.
13617 (start_enum): Same.
13618 (build_enumerator): Same.
13619 (start_function): Same.
13620 (grokdeclarator): Make all diagnostic calls use location.
13621 (store_parm_decls_oldstyle): Same.
13622 * c-typeck.c (build_function_call): Add location argument.
13623 Make all diagnostic calls use location.
13625 (c_finish_bc_stmt): Same.
13626 * tree-nested.c (get_trampoline_type): Add argument.
13627 Pass location to build_decl.
13628 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13629 * rtl.h (RTL_LOCATION): New.
13630 * c-common.c (c_add_case_label): Add location argument.
13631 Make all diagnostic calls use location.
13632 * c-common.h: Add location argument to make_fname_decl, do_case,
13633 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13634 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13635 Set it appropriately for every case. Pass enum_loc to start_enum
13636 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13638 (c_parser_struct_or_union_specifier): Save location. Use it for
13639 start_struct, finish_struct, and parser_xref_tag.
13641 2009-06-12 Ian Lance Taylor <iant@google.com>
13643 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13645 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13646 cpp_opts->warn_cxx_operator_names.
13648 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13651 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13652 is returns NULL and OP is a VCE, look through the VCE.
13654 2009-06-12 Ian Lance Taylor <iant@google.com>
13657 * collect2.c (main): Use CONST_CAST2 in code inside #if
13658 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13660 2009-06-12 Joey Ye <joey.ye@intel.com>
13662 PR middle-end/39146
13663 * cfgexpand.c (get_decl_align_unit): Update
13664 max_used_stack_slot_alignment with align instead of
13665 stack_alignment_needed.
13667 * function.c (assign_stack_local_1): Update
13668 max_used_stack_slot_alignment with alignment_in_bits instead
13669 of stack_alignment_needed.
13670 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13673 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13675 * dwarf2out.c (last_var_location_insn): New variable.
13676 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13677 (dwarf2out_var_location): Don't record anything after last real
13678 insn. Only change labels if there were any real instructions
13679 in between last note and this one, or if changed sections.
13681 2009-06-11 Richard Henderson <rth@redhat.com>
13683 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13684 note when storing the frame pointer in a register.
13685 (FRP): Don't redefine to nothing for epilogue.
13686 (alpha_expand_epilogue): Mark register and sp restores.
13687 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13689 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13690 when gen_lowpart is needed.
13692 2009-06-11 Richard Henderson <rth@redhat.com>
13694 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13696 * dwarf2out.c (need_data_align_sf_opcode): New.
13697 (div_data_align): Move earlier.
13698 (def_cfa_1, reg_save): Use it.
13700 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13702 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13703 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13704 (ix86_handle_option): Handle OPT_mcrc32.
13705 (ix86_target_string): Add -mcrc32.
13706 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13708 * config/i386/i386.h (TARGET_CRC32): New.
13710 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13711 (sse4_2_crc32di): Likewise.
13713 * config/i386/i386.opt (mcrc32): New.
13715 * doc/invoke.texi: Document -mcrc32.
13717 2009-06-11 Richard Henderson <rth@redhat.com>
13719 * common.opt (gdwarf-): Accept a version number.
13720 * doc/invoke.texi (gdwarf-): Update docs.
13721 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13722 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13723 version level, and record it.
13725 * dwarf2.h (DW_CIE_VERSION): Remove.
13726 * dwarf2out.c (DWARF_VERSION): Remove.
13727 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13728 (output_call_frame_info): Use CIE version 3 for dwarf3,
13729 or if the return register column is out of range for version 1.
13730 (dwarf_stack_op_name): Add all dwarf3 values.
13731 (DEBUG_PUBTYPES_SECTION): New.
13732 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13733 encoding change for dwarf3.
13734 (output_die) [dw_val_class_die_ref]: Likewise.
13735 (output_compilation_unit_header): Emit correct version for dwarf3.
13736 (output_line_info): Likewise.
13737 (output_pubnames): Update for DWARF_VERSION removal.
13738 (output_aranges): Likewise.
13739 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13740 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13741 (dwarf2out_finish): Likewise.
13743 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13745 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
13748 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13751 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
13752 * builtins.c (expand_builtin_unreachable): New function.
13753 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
13754 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
13755 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
13757 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
13758 searching for missing barriers.
13760 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13762 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
13763 when -fprofile-generate* was passed.
13764 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13766 2009-06-11 Anthony Green <green@moxielogic.com>
13768 * config/moxie/moxie.md: Define length attribute for all instructions.
13770 (*b<cond:code>): Support limited branch ranges for new PC-relative
13771 branch instructions.
13772 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
13774 2009-06-11 Jakub Jelinek <jakub@redhat.com>
13776 * config/i386/i386.c (min_insn_size): Use get_attr_length
13777 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
13778 For __asm return 0.
13780 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
13781 instead of emit_insn_before.
13783 2009-06-10 Ian Lance Taylor <iant@google.com>
13786 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
13789 2009-06-10 Revital Eres <eres@il.ibm.com>
13791 * passes.c (init_optimization_passes): Reschedule
13792 predictive-commoning pass before complete unroll pass.
13794 2009-06-10 Martin Jambor <mjambor@suse.cz>
13796 * cgraph.c (cgraph_node_can_be_local_p): New function.
13797 (cgraph_make_node_local): New function.
13798 * cgraph.h (cgraph_node_can_be_local_p): Declare.
13799 (cgraph_make_node_local): Declare.
13801 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
13803 * tree.h (tree_base): Add packed_flag and user_align fields.
13804 Decrease size of spare field.
13805 (TYPE_USER_ALIGN): Use user_align from tree_base.
13806 (DECL_USER_ALIGN): Likewise.
13807 (TYPE_PACKED): Use packed_flag from tree_base.
13808 (DECL_PACKED): Likewise.
13809 (tree_type): Delete packed_flag and user_align fields. Widen
13810 precision field. Widen mode field and shuffle fields to align
13811 mode on an 8-bit boundary.
13812 (tree_decl_common): Delete decl_flag_1 and user_align fields.
13813 Renumber decl_flag_* fields. Fix comments. Widen
13814 decl_common_unused field.
13815 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
13816 (DECL_EXTERNAL): Likewise.
13817 (DECL_BIT_FIELD): Likewise.
13818 (DECL_NONADDRESSABLE_P): Likewise.
13819 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
13820 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
13822 2009-06-10 Ian Lance Taylor <iant@google.com>
13824 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
13825 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
13826 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
13827 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
13828 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
13829 DEF_VEC_ALLOC_FUNC_P.
13830 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
13831 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
13832 DEF_VEC_ALLOC_FUNC_O.
13833 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
13834 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
13835 DEF_VEC_ALLOC_FUNC_I.
13836 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
13837 (vec_stack_p_reserve_exact_1): Declare.
13838 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
13839 (vec_stack_free): Declare.
13840 (VEC_stack_alloc): Define.
13841 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
13842 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
13843 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
13844 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
13846 (stack_vecs): New static variable.
13847 (vec_stack_p_reserve_exact_1): New function.
13848 (vec_stack_o_reserve_1): New static function.
13849 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
13850 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
13851 (vec_stack_free): New function.
13852 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
13853 (VEC_df_ref_stack_alloc): Define.
13854 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
13855 DEF_VEC_ALLOC_P_STACK.
13856 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
13857 (struct df_collection_rec): Change _vec fields to VEC. Remove
13859 (df_free_collection_rec): Adjust for new fields.
13860 (df_insn_rescan): Use new df_collection_rec fields.
13861 (df_notes_rescan, df_canonize_collection_rec): Likewise.
13862 (df_ref_create_structure, df_ref_record): Likewise.
13863 (df_get_conditional_uses, df_get_call_refs): Likewise.
13864 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
13865 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
13866 (df_record_exit_block_uses, df_bb_verify): Likewise.
13867 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
13868 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
13869 Remove count parameter. Change return type to void. Change all
13871 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
13872 Remove count parameter. Change return type to void. Change all
13874 (df_install_refs): Change old_vec parameter to VEC. Remove count
13875 parameter. Change all callers.
13876 (df_install_mws): Change old_vec parameter to VEC. Remove count
13877 parameter. Change all callers.
13878 (df_refs_verify): Change new_rec parameter to VEC. Change call
13880 (df_mws_verify): Likewise.
13882 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
13884 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
13886 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
13888 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
13890 2009-06-10 Anthony Green <green@moxielogic.com>
13892 * config/moxie/crti.asm: New file.
13893 * config/moxie/crtn.asm: New file.
13894 * config/moxie/moxie.c: New file.
13895 * config/moxie/moxie.h: New file.
13896 * config/moxie/sfp-machine.h: New file.
13897 * config/moxie/moxie-protos.h: New file.
13898 * config/moxie/t-moxie: Created.
13899 * config/moxie/t-moxie-softfp: Created.
13900 * config/moxie/moxie.md: Created.
13901 * config/moxie/constraints.md: Created.
13902 * config.gcc: Add moxie support.
13903 * doc/md.texi (Machine Constraints): Add moxie constraints.
13904 * doc/contrib.texi (Contributors): Mention moxie port.
13905 * doc/install.texi (Specific): Mention the moxie port.
13907 2009-06-09 Ian Lance Taylor <iant@google.com>
13909 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
13910 compiling with C++.
13911 * optabs.c (optab_table): Only use designated initializers if
13912 HAVE_DESIGNATED_INITIALIZERS is defined.
13913 (convert_optab_table): Likewise.
13914 (init_optabs): Always call init_insn_codes if
13915 HAVE_DESIGNATED_INITIALIZERS is not defined.
13917 2009-06-09 Ian Lance Taylor <iant@google.com>
13919 * targhooks.c (default_builtin_vectorized_function): Change fn
13920 parameter to unsigned int.
13921 (default_builtin_vectorized_conversion): Change code parameter to
13923 (default_builtin_reciprocal): Change fn parameter to unsigned int.
13924 * targhooks.h: Update declarations.
13925 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
13926 parameter to unsigned int.
13928 * c-typeck.c (comptypes_check_enum_int): New static function.
13929 (comptypes_internal): Add enum_and_int_p parameter. Change all
13931 (comp_target_types): Add location parameter. Change all callers.
13932 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
13933 Change all callers.
13934 (function_types_compatible_p, type_lists_compatible_p): Likewise.
13935 (build_conditional_expr): Add colon_loc parameter. Change all
13937 (convert_for_assignment): Add location parameter. Change all callers.
13938 * c-parser.c (c_parser_conditional_expression): Pass location of
13939 colon to build_conditional_expr.
13940 * c-tree.h (build_conditional_expr): Update declaration.
13942 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13944 * graphite.c: Revert previous patch.
13946 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13949 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
13951 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
13953 * tree-ssa-loop-prefetch.c
13954 (loop_prefetch_arrays): Fixed a portability problem in printf format
13957 2009-06-09 Martin Jambor <mjambor@suse.cz>
13959 PR tree-optimization/40351
13960 * tree-sra.c (propagate_subacesses_accross_link): Check that a
13961 refrence to a potential artifical subaccess can be constructed.
13963 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13965 * config/sh/sh-protos.h (sh_optimization_options): Declare.
13966 (sh_override_options): Likewise.
13967 * config/sh/sh.c: Include params.h.
13968 (sh_optimization_options): New.
13969 (sh_override_options): Likewise.
13970 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
13971 (OVERRIDE_OPTIONS): Use sh_override_options.
13973 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13975 * dwarf2out.c (emit_cfa_remember): New variable.
13976 (add_fde_cfi): If emit_cfa_remember, recurse to add
13977 DW_CFA_remember_state first.
13978 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
13979 instead just set emit_cfa_remember.
13981 2009-06-08 Jan Hubicka <jh@suse.cz>
13984 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
13986 2009-06-08 Jan Hubicka <jh@suse.cz>
13988 PR middle-end/39834
13989 * cgraphunit.c (save_inline_function_body): Do not copy transform
13990 hooks for saved inline bodies.
13991 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
13992 for given function.
13994 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
13996 * jump.c (returnjump_p): Handle delayed branches. Add missing
13999 2009-06-08 Jan Hubicka <jh@suse.cz>
14001 PR middle-end/40102
14002 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14003 original node might've been modified.
14004 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14006 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14008 * tree-object-size.c (addr_object_size): Add OSI argument.
14009 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14010 (compute_builtin_object_size, expr_object_size): Adjust callers.
14011 (plus_stmt_object_size): Call addr_object_size instead of
14012 compute_builtin_object_size.
14014 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14015 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14017 * tree-ssa-loop-prefetch.c
14018 (gather_memory_references): Introduced a counter for the number of
14020 (anything_to_prefetch_p): Introduced a counter for the number of
14022 (is_loop_prefetching_profitable): New function with a cost model
14024 (loop_prefetch_arrays): Use the new cost model to determine if
14025 prefetching is profitable.
14026 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14027 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14028 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14029 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14030 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14031 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14033 2009-06-08 Michael Matz <matz@suse.de>
14036 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14037 partitions use the same.
14038 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14039 for basevars of SSA_NAMEs.
14040 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14041 to not expand them twice.
14042 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14045 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14047 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14048 (fdump-final-insns=, gtoggle): New.
14049 * doc/invoke.texi: Document them.
14050 * final.c (rest_of_clean_state): Dump final insn stream.
14051 * gcc.c (invoke_as): Hook in -fcompare-debug.
14052 (static_spec_functions): Add compare-debug-dump-opt,
14053 compare-debug-self-opt and compare-debug-auxbase-opt.
14054 (compare_debug, compare_debug_second, compare_debug_opt): New.
14055 (switches_debug_check, n_switches_debug_check): New.
14056 (debug_auxbase_opt, debug_check_temp_file): New.
14057 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14059 (do_self_spec): Handle arguments after switches.
14060 (do_spec_1): Add .gk extension to temp file basenames for compare.
14061 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14062 (cc1_options): Use it instead of normal auxbase computation for
14063 the second compare-debug compilation.
14064 (compare_files): New.
14065 (main): Set up and implement compare debug mode.
14066 (compare_debug_dump_opt_spec_function): New.
14067 (compare_debug_self_opt_spec_function): New.
14068 (compare_debug_auxbase_opt_spec_function): New.
14069 * toplev.c (process_options): Handle flag_gtoggle,
14070 flag_dump_final_insns.
14071 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14072 during -fcompare-debug-second compilation.
14074 2009-06-07 Ian Lance Taylor <iant@google.com>
14076 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14077 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14079 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14080 with no default node. Change warning with %H to warning_at.
14081 Don't clear warn_switch around case checking.
14082 * doc/invoke.texi (Warning Options): Clarify distinction between
14083 -Wswitch and -Wswitch-enum.
14085 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14087 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14089 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14091 * gbl-ctors.h: Add header guard.
14093 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14095 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14096 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14097 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14098 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14099 prototypes for removed functions.
14100 (expressions_equal_p): Move to ...
14101 * tree-ssa-sccvn.h: ... here and ...
14102 * matrix-reorg.c: ... adjust includes.
14104 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14106 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14108 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14110 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14111 (finish_function): Remove erroneous whitespace.
14113 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14115 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14116 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14118 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14120 * errors.c (internal_error): Commentary typo fix.
14121 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14122 * tree-ssa-pre.c: Ditto.
14124 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14126 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14127 them is supposed to hold actual statements.
14129 2009-06-06 Ian Lance Taylor <iant@google.com>
14131 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14132 empty statements can now have attributes.
14134 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14136 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14137 * config/mips/mips.md: Ditto.
14139 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14141 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14143 (__eabi_uconvert): Likewise.
14145 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14147 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14148 CFI_* definitions with IN_GCC.
14150 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14152 * xcoffout.h (xcoffout_source_line): Update prototype.
14154 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14156 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14157 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14159 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14161 PR middle-end/40340
14162 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14163 inlined_function_outer_scope_p blocks for artificial inlines
14165 * tree.c (tree_nonartificial_location): Rewrite using
14166 block_nonartificial_location.
14168 2009-06-05 Revital Eres <eres@il.ibm.com>
14169 Leehod Baruch <leehod@il.ibm.com>
14171 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14172 (expand_expr_real_1): Remove comment.
14173 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14174 Vectorize misaligned access when the target supports it.
14175 (vect_supportable_dr_alignment): Check for unaligned access support.
14176 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14179 2009-06-05 Julian Brown <julian@codesourcery.com>
14181 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14182 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14184 2009-06-05 Richard Guenther <rguenther@suse.de>
14187 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14188 as possibly unused.
14190 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14192 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14193 (save_gprs): Don't tell unwinder when a global register is saved.
14194 (s390_emit_epilogue): Emit needed epilogue unwind info.
14196 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14198 * dwarf2out.c (deferred_asm_name): New.
14199 (add_name_and_src_coords_attributes): Defer creation of
14200 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14202 (move_linkage_attr): New.
14203 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14206 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14208 * tree-nested.c (finalize_nesting_tree_1): Declare the
14209 frame_decl in the binding tree.
14211 2009-06-04 Cary Coutant <ccoutant@google.com>
14213 * basic-block.h (struct basic_block_def): Add discriminator field.
14214 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14216 * debug.c (do_nothing_debug_hooks): Add additional entry.
14217 (debug_nothing_int_charstar_int): New function.
14218 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14219 (debug_nothing_int_charstar_int): New declaration.
14220 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14221 discriminator value in .loc directive.
14222 * final.c (last_discriminator): New variable.
14223 (discriminator): New variable.
14224 (final_start_function): Initialize above variables, pass current
14225 discriminator to debug hook.
14226 (notice_source_line): Check for discriminator change.
14227 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14228 * sdbout.c (sdbout_source_line): New parameter.
14229 * tree-cfg.c (struct locus_discrim_map): New structure type.
14230 (discriminator_per_locus): New hash table.
14231 (build_gimple_cfg): Allocate and free discriminator hash table.
14232 (make_edges): Call assign_discriminator.
14233 (locus_map_hash): New function.
14234 (locus_map_eq): New function.
14235 (next_discriminator_for_locus): New function.
14236 (same_line_p): New function.
14237 (assign_discriminator): New function.
14238 (make_cond_expr_edges): Call assign_discriminator.
14239 (make_gimple_switch_edges): Likewise.
14240 (first_non_label_stmt): New function.
14241 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14243 * xcoffout.c (xcoffout_source_line): Add new parameter.
14245 * configure.ac (gcc_cv_as_discriminator): New configury check for
14246 gas support for discriminator.
14247 * configure: Regenerate.
14248 * config.in: Regenerate.
14250 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14252 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14253 val after checking for integers.
14255 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14257 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14259 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14260 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14261 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14262 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14263 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14264 X64_SSE_REGPARM_MAX.
14265 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14266 X64_SSE_REGPARM_MAX.
14268 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14270 * gcc.c (report_times_to_file): New.
14271 (execute): Implement it.
14272 (process_command): Support -time=.
14273 * doc/invoke.texi: Document it.
14275 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14277 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14278 that have value exprs.
14280 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14282 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14283 declarations for constants until...
14284 (dw2_output_indirect_constant_1): ... this point.
14286 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14289 * arm.md (arm_addsi3): Don't try to split an add with an
14290 eliminable register until after reload has completed.
14292 2009-06-03 Ian Lance Taylor <iant@google.com>
14294 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14295 * genattrtab.c (write_length_unit_log): Likewise.
14296 * genchecksum.c (dosum): Likewise.
14297 * gengtype.c (write_rtx_next): Likewise.
14298 (finish_root_table, write_roots): Likewise.
14299 * gimple.c (gimple_ops_offset_): Likewise.
14300 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14301 * config/arc/arc.c (arc_attribute_table): Likewise.
14302 * config/arm/arm.c (arm_attribute_table): Likewise.
14303 * config/avr/avr.c (avr_attribute_table): Likewise.
14304 * config/crx/crx.c (crx_attribute_table): Likewise.
14305 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14306 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14307 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14308 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14309 * config/sh/sh.c (sh_attribute_table): Likewise.
14310 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14311 * config/spu/spu.c (spu_attribute_table): Likewise.
14312 * config/v850/v850.c (v850_attribute_table): Likewise.
14314 * config/alpha/alpha.c (vms_attribute_table): Make static.
14315 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14316 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14317 * config/mips/mips.c (mips_attribute_table): Likewise.
14319 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14321 (cc1-checksum.o): Likewise.
14323 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14325 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14327 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14329 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14330 insn if it is changing sp. Use gen_add3_insn instead of
14331 conditionally gen_addsi3 and gen_adddi3.
14332 (offset_below_red_zone_p): New static inline function.
14333 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14334 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14335 * config/rs6000/ppc-asm.h: Include auto-host.h.
14336 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14337 CFI_RESTORE): Define.
14338 * config/rs6000/crtresxgpr.asm: Add unwind info.
14339 * config/rs6000/crtresxfpr.asm: Likewise.
14340 * config/rs6000/crtresgpr.asm: Likewise.
14341 * config/rs6000/crtresfpr.asm: Likewise.
14342 * config/rs6000/crtsavgpr.asm: Likewise.
14343 * config/rs6000/crtsavfpr.asm: Likewise.
14345 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14346 argument of DWARF2_FRAME_REG_OUT macros.
14348 2009-06-03 Julian Brown <julian@codesourcery.com>
14350 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14351 words or less (including TImode) in core registers.
14353 2009-06-03 Richard Guenther <rguenther@suse.de>
14355 PR middle-end/40328
14356 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14358 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14360 * statistics.c (statistics_counter_event): Do not record event
14361 in pass dump if its number == -1.
14362 (curr_statistics_hash): Add assert that we never get passes
14363 with static number == -1.
14365 2009-06-03 Richard Guenther <rguenther@suse.de>
14366 Andrey Belevantsev <abel@ispras.ru>
14368 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14369 non-BLKmode arrays addressable.
14371 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14373 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14374 * config/m68k/m68k.h: ... here.
14376 2009-06-03 Martin Jambor <mjambor@suse.cz>
14378 PR tree-optimization/40323
14379 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14382 2009-06-03 Richard Guenther <rguenther@suse.de>
14384 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14387 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14389 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14390 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14391 JUMP_TABLE_DATA_P where applicable.
14392 * config/sh/sh.c: Ditto.
14393 * config/sh/sh.h: Ditto.
14394 * config/sh/sh.md: Ditto.
14395 * config/sh/symbian.c: Ditto.
14397 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14399 * config/i386/driver-i386.c (describe_cache): Optimize
14400 concatenation of strings. Use snprintf instead of sprintf.
14401 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14402 target when not compiling with GCC.
14404 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14406 * config/sh/sh.c: Revert last change.
14407 (sh_expand_epilogue): Emit a blockage insn before the frame
14408 pointer adjustment unconditionally.
14410 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14412 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14413 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14414 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14415 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14416 to COLLECT_GCC_OPTIONS.
14418 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14420 * collect2.c (target_system_root): New variable.
14421 (main): Handle --sysroot=.
14422 (ignore_library): Strip the sysroot from the library path.
14424 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14426 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14427 (collect2.o): Depend on collect2-aix.h.
14428 (collect2-aix.o): New rule.
14429 * collect2-aix.h: New file.
14430 * collect2-aix.c: Likewise.
14431 * collect2.c: Include collect2-aix.h. Don't undefine
14432 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14433 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14434 Use TARGET_AIX_VERSION instead of _AIX51.
14435 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14436 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14437 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14438 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14439 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14441 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14443 * collect2.c (ignore_library): Avoid premature post-increment
14444 and null deference.
14446 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14448 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14449 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14450 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14451 CROSS_DIRECTORY_STRUCTURE too.
14452 (LINK_LIBG_SPEC): Likewise.
14453 (LIB_SPEC): Add %R to sysroot paths.
14454 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14455 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14456 * config/rs6000/aix51.h: As for aix43.h.
14457 * config/rs6000/aix52.h: Likewise.
14458 * config/rs6000/aix53.h: Likewise.
14459 * config/rs6000/aix61.h: Likewise.
14460 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14461 to the beginning of sysroot paths.
14463 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14465 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14466 INSN_LISTs that are out of the REG_NOTE range.
14468 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14470 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14471 (struct var_to_expand): Likewise.
14472 (struct opt_info): Add head and tail for linked lists of the above.
14473 (analyze_insn_to_expand_var): Initialize next.
14474 (analyze_iv_to_split_insn): Likewise.
14475 (analyze_insns_in_loop): Create linked lists.
14476 (allocate_basic_variable): Simplify for use without hash table.
14477 (insert_var_expansion_initialization): Likewise, make it type-safer.
14478 (combine_var_copies_in_loop_exit): Likewise.
14479 (apply_opt_in_copies): Walk lists rather than hash tables.
14480 (release_var_copies): Simplified and inlined by hand into...
14481 (free_opt_info): ... this function.
14483 2009-06-02 Richard Guenther <rguenther@suse.de>
14485 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14488 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14490 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14491 only for builtins that are not overridden.
14493 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14495 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14498 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14500 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14502 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14504 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14506 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14508 * common.opt (fdump-unnumbered-links): New.
14509 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14510 * print-rtl.c (flag_dump_unnumbered_links): New.
14511 (print_rtx): Test it.
14513 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14515 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14516 push/pop multiple to 8-byte alignment.
14518 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14520 * config/i386/i386.c (queued_cfa_restores): New static variable.
14521 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14523 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14524 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14525 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14526 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14527 note unconditionally.
14528 (ix86_emit_restore_regs_using_mov): Likewise.
14529 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14530 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14531 it through to ix86_emit_restore_reg_using_pop.
14532 (ix86_emit_leave): Add RED_OFFSET argument. Call
14533 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14534 instead of adding REG_CFA_OFFSET note unconditionally.
14535 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14536 the above functions. Call ix86_add_queued_cfa_restore_notes when
14539 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14540 force output of the label even for dwarf2out_do_cfi_asm.
14541 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14542 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14543 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14545 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14546 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14547 dwarf2out_cfi_label callers.
14548 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14549 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14550 Adjust dwarf2out_cfi_label callers.
14551 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14553 * config/i386/i386.h (struct machine_cfa_state,
14554 struct machine_function): Guard with ifndef USED_FOR_TARGET
14555 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14558 * emutls.c (__emutls_get_address): Change arr->size to mean number
14559 of allocated arr->data entries instead of # of slots + 1.
14561 PR middle-end/40316
14562 * recog.c (peep2_reinit_state): New function.
14563 (peephole2_init_state): Use it at the end of a basic block and also
14564 when seeing a RTX_FRAME_RELATED_P insn.
14566 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14568 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14569 fixuns_truncrfdi2): New.
14570 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14571 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14572 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14573 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14574 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14575 *recip_approx): Remove.
14576 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14577 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14578 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14580 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14583 2009-06-01 Ian Lance Taylor <iant@google.com>
14585 * attribs.c (register_attribute): Use CONST_CAST.
14586 * collect2.c (main): Use CONST_CAST2.
14587 (scan_prog_file): Likewise.
14588 * gcc.c (process_command, main): Likewise.
14589 * toplev.c (toplev_main): Likewise.
14591 * c-typeck.c (handle_warn_cast_qual): New static function,
14592 partially broken out of build_c_cast.
14593 (build_c_cast): Call handle_warn_cast_qual.
14594 * doc/invoke.texi (Warning Options): Document new effect of
14597 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14599 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14600 (diagnostic_report_current_module): Print columns.
14601 * common.opt (flag_show_column): Enable by default.
14603 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14605 * alias.c (find_base_term): Check for NULL term before returning.
14607 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14609 Revert due to PR40320:
14610 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14611 * calls.c (emit_library_call_value_1): Don't force_operand for move
14614 2009-06-01 Olivier Hainque <hainque@adacore.com>
14615 Eric Botcazou <ebotcazou@adacore.com>
14617 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14618 to be processed as a bitfield for constructor output purposes.
14619 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14621 * varasm.c (oc_local_state): New type, output_constructor
14622 local state to support communication with helpers.
14623 (oc_outer_state): New type, output_constructor outer state of
14624 relevance in recursive calls.
14625 (output_constructor_array_range): New output_constructor helper,
14626 extracted code for an array range element.
14627 (output_constructor_regular_field): New output_constructor helper,
14628 extracted code for an element that is not a bitfield.
14629 (output_constructor_bitfield): New output_constructor helper,
14630 extracted code for a bitfield element. Accept an OUTER state
14631 argument for recursive processing. Recurse on record or array
14632 CONSTRUCTOR values, possibly past noop conversions.
14633 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14634 VALUE is a valid constant-valued expression for use in a static
14635 bit-field initializer.
14636 (output_constructor): Rework to use helpers. Accept and honor an
14637 OUTER state argument for recursive calls. Return total size. Be
14638 prepared for nested constructors initializing bitfields.
14639 (output_constant): Feed OUTER in calls to output_constructor.
14641 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14643 * calls.c (emit_library_call_value_1): Don't force_operand for move
14646 2009-06-01 Nick Clifton <nickc@redhat.com>
14648 * doc/invoke.texi (IA-64 Options): Fix typo.
14650 2009-06-01 Ira Rosen <irar@il.ibm.com>
14652 PR tree-optimization/39129
14653 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14655 (vect_do_peeling_for_loop_bound): Use
14656 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14657 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14658 (vect_loop_versioning): Likewise.
14659 (vect_create_cond_for_alias_checks): Fix indentation.
14660 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14662 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14663 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14664 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14665 "control flow in loop".
14666 (vect_estimate_min_profitable_iters): Use
14667 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14668 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14669 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14670 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14671 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14672 statement belongs to a group of strided accesses with the exact code
14674 (vectorizable_load): Likewise.
14675 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14676 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14678 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14680 * config/freebsd-stdint.h: New file.
14681 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14682 Add freebsd-stdint.h to tm_file.
14684 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14686 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14687 (thumb2_extendhidi2): Likewise.
14689 2009-05-31 Ian Lance Taylor <iant@google.com>
14691 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14693 2009-05-31 Ian Lance Taylor <iant@google.com>
14695 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14696 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14697 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14699 2009-05-31 Jason Merrill <jason@redhat.com>
14701 * tree-pretty-print.c (print_call_name): Take the callee, not the
14702 call itself. Make non-static. Use dump_function_name for functions.
14703 (dump_generic_node): Adjust.
14704 * diagnostic.h: Declare print_call_name.
14705 * gimple-pretty-print.c (dump_gimple_call): Use it.
14707 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14709 * config/sh/sh.md (ashldi3_std): New define_expand.
14712 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14715 * config/sh/sh.c: Include debug.h.
14716 (sh_expand_epilogue): Emit a blockage insn before the frame
14717 pointer adjustment also when dwarf2out_do_frame returns true.
14719 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14721 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14722 (thumb2_extendqidi2): New pattern.
14724 2009-05-31 Ira Rosen <irar@il.ibm.com>
14726 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14727 mark phis for renaming.
14728 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14729 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14730 Call mark_sym_for_renaming.
14731 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14732 * tree-vect-loop.c (vect_transform_loop): Remove
14733 vect_memsyms_to_rename initialization and a call to
14734 mark_set_for_renaming.
14736 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14738 PR middle-end/40304
14739 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14740 frame related even if !set_cfa && style < 0.
14742 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14744 * config/i386/mingw-tls.c: New file.
14745 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
14746 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
14747 defining _WIN32 but not __CYGWIN__.
14749 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14751 * configure.ac: Add MPC support.
14753 * config.in, configure: Regenerate.
14755 2009-05-29 Richard Henderson <rth@redhat.com>
14757 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
14758 NOTE_INSN_BASIC_BLOCK.
14759 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
14760 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
14761 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
14763 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
14765 (add_cfi): Disable check redefining cfa away from drap.
14766 (lookup_cfa_1): Add remember argument; handle remember/restore.
14767 (lookup_cfa): Pass remember argument.
14768 (cfa_remember): New.
14769 (compute_barrier_args_size_1): Remove sibcall check.
14770 (dwarf2out_frame_debug_def_cfa): New.
14771 (dwarf2out_frame_debug_adjust_cfa): New.
14772 (dwarf2out_frame_debug_cfa_offset): New.
14773 (dwarf2out_frame_debug_cfa_register): New.
14774 (dwarf2out_frame_debug_cfa_restore): New.
14775 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
14776 (dwarf2out_begin_epilogue): New.
14777 (dwarf2out_frame_debug_restore_state): New.
14778 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
14779 DW_CFA_restore_state.
14780 (output_cfi_directive): Likewise.
14781 (convert_cfa_to_fb_loc_list): Likewise.
14782 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
14783 * dwarf2out.h: Update.
14784 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
14785 (copy_insn_1): Early out for null.
14786 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
14787 and dwarf2out_frame_debug_restore_state.
14788 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
14789 (prologue_insn_hash, epilogue_insn_hash): New.
14790 (free_after_compilation): Adjust freeing accordingly.
14791 (record_insns): Create hash table if needed; push insns into
14792 hash instead of array.
14793 (maybe_copy_epilogue_insn): New.
14794 (contains): Search hash table instead of array.
14795 (sibcall_epilogue_contains): Remove.
14796 (thread_prologue_and_epilogue_insns): Split eh_return insns
14797 and mark them as epilogues.
14798 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
14799 scanning in terms of basic blocks.
14800 * insn-notes.def (CFA_RESTORE_STATE): New.
14801 * jump.c (returnjump_p_1): Accept EH_RETURN.
14802 (eh_returnjump_p_1, eh_returnjump_p): New.
14803 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
14804 CFA_REGISTER, CFA_RESTORE): New.
14805 * rtl.def (EH_RETURN): New.
14806 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
14808 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
14809 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
14811 * config/i386/i386.c (gen_push): Update cfa state.
14812 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
14813 add a CFA_ADJUST_CFA note.
14814 (ix86_dwarf_handle_frame_unspec): Remove.
14815 (ix86_expand_prologue): Update cfa state.
14816 (ix86_emit_restore_reg_using_pop): New.
14817 (ix86_emit_restore_regs_using_pop): New.
14818 (ix86_emit_leave): New.
14819 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
14820 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
14821 * config/i386/i386.h (struct machine_cfa_state): New.
14822 (ix86_cfa_state): New.
14823 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
14824 (eh_return_internal): Merge from eh_return_<mode>,
14825 use eh_return rtx, split w/ epilogue.
14827 2009-05-29 Ian Lance Taylor <iant@google.com>
14829 * builtins.c (validate_gimple_arglist): Don't use va_arg with
14831 * calls.c (emit_library_call_value_1): Likewise.
14833 * c-typeck.c (c_build_va_arg): New function.
14834 * c-tree.h (c_build_va_arg): Declare.
14835 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
14836 instead of build_va_arg.
14838 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
14840 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
14841 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
14842 (ptr_difference_cost): Use affine combinations to compute it.
14843 (difference_cost): Likewise.
14844 (get_computation_cost_at): Compute more accurate cost for addresses
14845 if the ratio is a multiplier allowed in addresses.
14846 For non-addresses, consider that an additional offset or symbol is
14849 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14851 * config/i386/i386.c (ix86_decompose_address): Avoid useless
14852 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
14854 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
14855 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
14856 (prefix_rex): For UNIT_MMX don't imply the prefix by default
14858 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
14859 to 1 for TYPE_SSE{IADD1,CVT1}.
14860 (prefix_vex_imm8): Removed.
14861 (length_vex): Only pass 1 as second argument to
14862 ix86_attr_length_vex_default if prefix_extra is 0.
14863 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
14864 (length): For prefix vex computation use length_immediate
14865 attribute instead of prefix_vex_imm8.
14866 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
14867 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
14868 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
14869 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
14870 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
14871 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
14872 a space in between the operands.
14873 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
14874 if one operand is 0xff and the other one si, di, bp or sp.
14875 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
14876 other one si, di, bp or sp.
14877 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
14878 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
14879 type and mode attributes.
14880 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
14881 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
14882 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
14883 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
14884 prefix_data16 attribute iff MODE_DF.
14885 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
14886 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
14887 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
14888 constm128_operand in length_immediate computation.
14889 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
14890 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
14891 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
14892 length_immediate attribute to 1.
14893 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
14894 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
14895 for certain alternatives.
14896 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
14897 prefix_data16 attribute if MODE_V1DF.
14898 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
14899 length_immediate to 1.
14900 (set_got_rex64, set_rip_rex64): Remove length attribute, set
14901 length_address to 4, set mode attribute to MODE_DI.
14902 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
14903 (fxam<mode>2_i387): Set length attribute to 4.
14904 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
14905 *prefetch_3dnow_rex): Override length_address attribute.
14906 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
14908 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
14909 (constm128_operand): Removed.
14910 * config/i386/i386.c (memory_address_length): For
14911 disp && !index && !base in 64-bit mode account for SIB byte if
14912 print_operand_address can't optimize disp32 into disp32(%rip)
14913 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
14914 for fs: or gs: segment.
14915 (ix86_attr_length_immediate_default): When checking if shortform
14916 is possible, truncate immediate to the length of the non-shortened
14918 (ix86_attr_length_address_default): Ignore MEM_P operands
14920 (ix86_attr_length_vex_default): Only check for DImode on
14921 GENERAL_REG_P operands.
14922 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
14923 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
14924 (sse_cvttps2pi): Clear prefix_rep attribute.
14925 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
14927 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
14928 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
14929 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
14930 iff operand 2 is const_int_operand.
14931 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
14932 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
14933 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
14935 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
14937 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
14938 prefix_data16 attribute for movlpd and movhpd instructions.
14939 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
14940 length_immediate for shufpd instruction.
14941 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
14942 (avx_cmpp<avxmodesuffixf2c><mode>3,
14943 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
14944 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
14945 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
14946 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
14947 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
14948 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
14949 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
14950 prefix_data16 attribute for the first alternative to 1.
14951 (*avx_loadlps): Override length_immediate for the first alternative.
14952 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
14953 attributes for second alternative.
14954 (*vec_concatv2sf_sse4_1): Override length_immediate and
14955 prefix_data16 attributes for second alternative.
14956 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
14957 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
14958 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
14959 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
14960 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
14961 prefix_data16 and length_immediate to 1.
14962 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
14964 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
14965 prefix_extra attribute for variants that don't have 0f prefix alone.
14966 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
14967 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
14968 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
14969 *sse4_1_pextrd): Set length_immediate to 1.
14970 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
14971 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
14973 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
14974 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
14975 length_immediate to 1 for second alternative.
14976 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
14977 prefix_extra and length_immediate attributes for the first
14979 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
14981 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
14982 to 1 for the first and third alternative.
14983 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
14985 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
14987 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
14989 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
14990 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
14991 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
14992 *avx_psign<mode>3): Set prefix_extra attribute to 1.
14993 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
14994 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
14995 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
14996 ssse3_psign<mode>3): Override prefix_rex attribute.
14997 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
14998 (ssse3_palignrti): Override length_immediate to 1.
14999 (ssse3_palignrdi): Override length_immediate to 1, override
15000 prefix_rex attribute.
15001 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15002 (sse4a_extrqi): Override length_immediate to 2.
15003 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15004 (sse4a_insertq): Override prefix_data16 to 0.
15005 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15006 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15007 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15008 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15009 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15010 and length_immediate to 1.
15011 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15012 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15013 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15014 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15015 and length_immediate to 1.
15016 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15017 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15018 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15019 avx_ptest256): Override prefix_extra to 1.
15020 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15021 Override prefix_data16 and length_immediate to 1.
15022 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15023 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15024 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15025 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15026 prefix_data16 to 0 and prefix_extra to 2.
15027 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15028 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15030 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15031 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15032 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15033 and prefix_extra to 2.
15034 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15035 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15036 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15037 avx_vpermilvar<mode>3,
15038 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15039 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15040 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15041 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15042 Override prefix_extra to 1.
15043 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15044 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15045 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15046 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15047 prefix_extra and length_immediate to 1.
15048 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15050 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15051 to 1 for the first alternative.
15052 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15053 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15055 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15056 *movv2sf_internal_avx, *movv2sf_internal): Override
15057 prefix_rep attribute for certain alternatives.
15058 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15059 attributes for certain alternatives.
15060 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15061 attributes for certain alternatives.
15062 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15063 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15064 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15065 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15066 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15067 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15068 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15069 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15070 length_immediate to 1 if operand 2 is const_int_operand.
15071 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15072 *vec_extractv2si_1): Set length_immediate attribute to 1.
15073 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15074 using old 3DNOW insn rather than SSE/3DNOW_A.
15075 (mmx_emms, mmx_femms): Clear modrm attribute.
15077 2009-05-29 Martin Jambor <mjambor@suse.cz>
15079 * tree-sra.c: New implementation of SRA.
15081 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15082 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15083 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15084 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15085 (SRA_MAX_STRUCTURE_COUNT): Removed.
15086 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15087 * doc/invoke.texi (sra-max-structure-size): Removed.
15088 (sra-field-structure-ratio): Removed.
15090 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15092 PR middle-end/40291
15093 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15096 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15098 PR rtl-optimization/40101
15099 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15100 seqno. Adjust comment.
15101 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15102 inserting bookkeeping before a jump, the jump is not scheduled.
15103 When no positive seqno found, provide a value. Add comment.
15105 2009-05-29 Richard Guenther <rguenther@suse.de>
15107 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15108 short-cutting on the first component.
15110 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15112 PR middle-end/39958
15113 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15114 for trees other than decls/types.
15116 2009-05-29 Richard Guenther <rguenther@suse.de>
15118 * tree-ssa-operands.c (get_expr_operands): Do not handle
15119 INDIRECT_REFs in the handled-component case. Remove
15120 unused get_ref_base_and_extent case.
15121 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15122 tree_low_cst and host_integerp where possible.
15123 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15124 codes for equivalence.
15125 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15127 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15129 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15130 to tmake_file for i[34567]86-*-cygwin*.
15132 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15135 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15136 (altivec_categorize_keyword, init_vector_keywords,
15137 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15140 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15142 * tree.c (handle_dll_attribute): Check if node is
15143 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15145 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15147 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15149 (thumb2_zero_extendqidi2): Likewise.
15151 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15153 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15154 instead of gen_movrt.
15155 * config/sh/sh.md (movrt): Remove.
15157 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15159 * doc/invoke.texi (IA-64 Options):
15160 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15161 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15162 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15163 -msched-prefer-non-control-spec-insns,
15164 -msched-stop-bits-after-every-cycle,
15165 -msched-count-spec-in-critical-path,
15166 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15167 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15168 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15169 and -msched-spec-verbose.
15171 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15173 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15174 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15176 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15178 2009-05-28 Richard Guenther <rguenther@suse.de>
15180 * tree-ssa-alias.c (ao_ref_init): New function.
15181 (ao_ref_base): Likewise.
15182 (ao_ref_base_alias_set): Likewise.
15183 (ao_ref_alias_set): Likewise.
15184 (refs_may_alias_p_1): Change signature.
15185 (refs_may_alias_p): Adjust.
15186 (refs_anti_dependent_p): Likewise.
15187 (refs_output_dependent_p): Likewise.
15188 (call_may_clobber_ref_p_1): Change signature.
15189 (call_may_clobber_ref_p): Adjust.
15190 (stmt_may_clobber_ref_p_1): New function split out from ...
15191 (stmt_may_clobber_ref_p): ... here.
15192 (maybe_skip_until): Adjust signature.
15193 (get_continuation_for_phi): Likewise.
15194 (walk_non_aliased_vuses): Likewise.
15195 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15196 (ao_ref_init): Declare.
15197 (ao_ref_base): Likewise.
15198 (ao_ref_alias_set): Likewise.
15199 (stmt_may_clobber_ref_p_1): Likewise.
15200 (walk_non_aliased_vuses): Adjust.
15201 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15202 (get_ref_from_reference_ops): remove.
15203 (vn_reference_lookup_2): Adjust signature.
15204 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15205 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15206 (vn_reference_lookup): Adjust.
15207 (vn_reference_insert): Likewise.
15208 (vn_reference_insert_pieces): Adjust signature.
15209 (visit_reference_op_call): Adjust.
15210 * tree-ssa-pre.c (get_expr_type): Simplify.
15211 (phi_translate_1): Adjust.
15212 (compute_avail): Likewise.
15213 (translate_vuse_through_block): Do not re-build trees.
15214 (value_dies_in_block_x): Likewise.
15215 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15217 (vn_reference_lookup_pieces): Adjust declaration.
15218 (vn_reference_insert_pieces): Likewise.
15220 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15222 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15223 with checking disabled.
15225 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15229 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15230 macro definition for support of three-operand format aligned
15231 .comm directive in assembler on cygwin/pe/mingw target OS.
15232 * configure: Regenerate.
15233 * config.h: Regenerate.
15235 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15236 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15237 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15239 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15240 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15242 2009-05-28 Ira Rosen <irar@il.ibm.com>
15244 PR tree-optimization/40254
15245 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15246 in analysis of basic blocks.
15248 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15250 PR middle-end/33699
15251 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15252 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15253 (TARGET_INITIALIZER): Use it.
15254 * cse.c (CHEAPER): Move it up to the other macros.
15255 (insert): Rename this ...
15256 (insert_with_costs): ... to this. Add cost parameters. Update
15258 (insert): New function. Call insert_with_costs.
15259 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15260 find_reg_offset_for_const, try_const_anchors): New functions.
15261 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15262 when using a const-anchor. Call insert_const_anchors.
15263 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15264 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15266 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15268 * tree-inline.c (remap_decls): Enable nonlocalized variables
15269 when not optimizing.
15271 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15273 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15274 Simplify other tests involving optimize.
15276 2009-05-27 Tom Tromey <tromey@redhat.com>
15278 * unwind-dw2.c (_Unwind_DebugHook): New function.
15279 (uw_install_context): Call _Unwind_DebugHook.
15281 2009-05-27 Tom Tromey <tromey@redhat.com>
15283 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15285 2009-05-27 Ian Lance Taylor <iant@google.com>
15287 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15288 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15289 (ALL_LINKERFLAGS): Define.
15290 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15291 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15292 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15293 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15294 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15295 $(LINKER_FOR_BUILD).
15296 (build/gcov-iov$(build_exeext)): Likewise.
15298 2009-05-27 Julian Brown <julian@codesourcery.com>
15300 * gcse.c (target.h): Include.
15301 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15302 copy of argument to a pseudo register.
15304 2009-05-27 Diego Novillo <dnovillo@google.com>
15306 * tree-ssa-live.c (dump_scope_block): Document arguments.
15307 (dump_scope_blocks): Document.
15308 (debug_scope_blocks): New.
15309 * tree-flow.h (debug_scope_blocks): Declare.
15311 2009-05-21 Denis Chertykov <denisc@overta.ru>
15313 * doc/contrib.texi (Contributors): Add myself to the list.
15315 2009-05-27 Olivier Hainque <hainque@adacore.com>
15317 * expr.c (target_align): New function. Alignment the TARGET of an
15318 assignment may be assume to have.
15319 (highest_pow2_factor_for_target): Use it instead of relying on
15320 immediate tree attributes of TARGET, not necessarily honored when
15321 intermediate bitfields are involved.
15323 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15326 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15327 AVX, SSE4, AES, PCLMUL and POPCNT.
15329 2009-05-27 Diego Novillo <dnovillo@google.com>
15331 * tree-pretty-print.c (dump_location): New.
15332 (dump_generic_node): Call it.
15333 Factor code to handle BLOCK nodes ...
15334 (dump_block_node): ... here.
15336 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15338 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15340 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15342 * gcc-plugin.h: Include config.h and system.h.
15343 (IN_GCC): Define if not defined.
15345 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15347 PR middle-end/40249
15348 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15351 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15353 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15355 * config/m32r/m32r.h: Ditto.
15356 * config/m32r/m32r.md: Ditto.
15357 * config/m32r/predicates.md: Ditto.
15359 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15361 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15363 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15366 (Loading plugins): typo.
15367 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15368 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15369 (Interacting with the GCC Garbage Collector): Added new section.
15370 (Giving information about a plugin): Added new section for
15372 * ggc.h (ggc_register_root_tab): Added declaration.
15373 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15374 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15375 (register_callback): Improved comment in declaration.
15376 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15377 (extra_root_vec) Added static variable for dynamic roots registration.
15378 (ggc_register_root_tab) Added new routine.
15379 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15380 PLUGIN_GGC_MARKING event.
15381 * ggc-zone.c: Include plugin.h.
15382 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15383 * ggc-page.c: Include plugin.h.
15384 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15385 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15386 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15387 (register_callback): check lack of callbacks for
15388 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15389 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15390 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15391 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15392 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15393 dependency on plugin.h.
15394 (plugin.o): Added dependency on ggc.h...
15396 2009-05-26 Richard Guenther <rguenther@suse.de>
15398 PR middle-end/40248
15400 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15401 with mismatched comparison modes.
15403 * expr.c (expand_expr_real_1): Expand the operand of a
15404 VIEW_CONVERT_EXPR in its natural mode.
15406 2009-05-26 Ian Lance Taylor <iant@google.com>
15408 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15409 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15410 (ALL_COMPILERFLAGS): Define.
15411 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15412 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15413 (collect2$(exeext), collect2.o): Likewise.
15414 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15415 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15416 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15417 (libbackend.o, intl.o, cppdefault.o): Likewise.
15418 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15419 (build/%.o): Use $(COMPILER_FOR_BUILD).
15420 (build/gen%$(build_exeext)): Likewise.
15421 (build/gcov-iov$(build_exeext)): LIkewise.
15422 * config/t-darwin (darwin.o): Use $(COMPILER).
15423 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15424 * config/t-sol2 (sol2-c.o): Likewise.
15425 (sol2.o): Likewise.
15426 * config/t-vxworks (vxworks.o): Likewise.
15427 * config/x-darwin (host-darwin.o): Likewise.
15428 * config/x-hpux (host-hpux.o): Likewise.
15429 * config/x-linux (host-linux.o): Likewise.
15430 * config/x-solaris (host-solaris.o): Likewise.
15431 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15432 * config/arm/t-arm (arm-c.o): Likewise.
15433 * config/arm/t-pe (pe.o): Likewise.
15434 * config/arm/t-wince-pe (pe.o): Likewise.
15435 * config/i386/t-cygming (winnt.o): Likewise.
15436 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15437 * config/i386/t-cygwin (cygwin1.o): Likewise.
15438 (cygwin2.o): Likewise.
15439 * config/i386/t-i386 (i386-c.o): Likewise.
15440 * config/i386/t-interix (winnt.o): Likewise.
15441 * config/i386/t-netware (netware.o): Likewise.
15442 * config/i386/t-nwld (nwld.o): Likewise.
15443 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15444 * config/i386/x-i386 (driver-i386.o): Likewise.
15445 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15446 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15447 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15448 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15449 * config/mips/x-native (driver-native.o): Likewise.
15450 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15451 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15452 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15453 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15454 * config/score/t-score-elf (score7.o): Likewise.
15455 (score3.o): Likewise.
15456 * config/sh/t-sh (sh-c.o): Likewise.
15457 * config/sh/t-symbian (sh-c.o): Likewise.
15458 (symbian.o): Likewise.
15459 * config/spu/t-spu-elf (spu-c.o): Likewise.
15460 * config/v850/t-v850 (v850-c.o): Likewise.
15461 * config/v850/t-v850e (v850-c.o): Likewise.
15463 2009-05-26 Richard Guenther <rguenther@suse.de>
15465 PR tree-optimization/40122
15466 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15467 VECTOR_CSTs if possible.
15468 (fold_gimple_assign): Likewise.
15470 2009-05-26 Richard Guenther <rguenther@suse.de>
15472 PR middle-end/40252
15473 * fold-const.c (fold_binary): Use the correct types for building
15476 2009-05-26 Richard Guenther <rguenther@suse.de>
15478 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15479 redundant calls to merge_alias_info.
15480 (bump_vector_ptr): Likewise.
15481 * tree-ssa-copy.c (merge_alias_info): Remove.
15482 (replace_exp_1): Remove call to merge_alias_info.
15483 (propagate_tree_value): Likewise.
15484 (fini_copy_prop): Propagate points-to info.
15485 * tree-flow.h (merge_alias_info): Remove.
15487 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15489 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15491 2009-05-25 Jan Hubicka <jh@suse.cz>
15493 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15494 * cgraph.h (struct inline_summary): New filed self_wize,
15495 size_inlining_benefit, self_time and time_inlining_benefit.
15496 (struct cgraph_global_info): Replace insns by time ans size fields.
15497 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15498 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15499 (ipcp_update_callgraph): Do not touch function bodies.
15500 * ipa-inline.c: Include except.h
15501 (MAX_TIME): New constant.
15502 (overall_insns): Remove.
15503 (leaf_node_p): New.
15504 (overall_size, max_benefit): New static variables.
15505 (cgraph_estimate_time_after_inlining): New function.
15506 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15507 (cgraph_clone_inlined_nodes): Update size.
15508 (cgraph_mark_inline_edge): Update size.
15509 (cgraph_estimate_growth): Use size info.
15510 (cgraph_check_inline_limits): Check size.
15511 (cgraph_default_inline_p): Likewise.
15512 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15513 (cgraph_decide_recursive_inlining): Check size.
15514 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15516 (cgraph_decide_inlining): Likewise.
15517 (cgraph_decide_inlining_incrementally): Likewise; honor
15518 PARAM_EARLY_INLINING_INSNS.
15519 (likely_eliminated_by_inlining_p): New predicate.
15520 (estimate_function_body_sizes): New function.
15521 (compute_inline_parameters): Use it.
15522 * except.c (must_not_throw_labels): New function.
15523 * except.h (must_not_throw_labels): Declare.
15524 * tree-inline.c (init_inline_once): Kill inlining_weigths
15525 * tree-ssa-structalias.c: Avoid uninitialized warning.
15526 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15527 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15528 (PARAM_INLINE_CALL_COST): Remove.
15529 (PARAM_EARLY_INLINING_INSNS): New.
15531 2009-05-25 Richard Guenther <rguenther@suse.de>
15533 PR tree-optimization/36327
15534 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15535 callback for reference translation or lookup at the point of may-defs.
15536 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15537 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15538 for union COMPONENT_REFs.
15539 (vn_reference_lookup_3): New callback. Lookup from memset
15540 and CONSTRUCTOR assignment, translate through struct copies.
15541 (vn_reference_lookup_pieces): Make sure to not free the
15542 passed operands array. Adjust walk_non_aliased_vuses call.
15543 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15544 make sure we do not leak memory.
15546 2009-05-25 Richard Guenther <rguenther@suse.de>
15548 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15549 * tree-inline.c (expand_call_inline): Reset the escaped and
15550 callused solutions.
15551 * tree-ssa-structalias.c (pass_build_ealias): New.
15552 * tree-pass.h (pass_build_ealias): Declare.
15553 * passes.c (init_optimization_passes): Add PTA during
15554 early optimizations.
15555 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15556 and CALLUSED solutions.
15557 (dump_points_to_solution): New function, split out from ...
15558 (dump_points_to_info_for): ... here.
15559 * tree-parloops.c (parallelize_loops): Reset the escaped and
15560 callused solutions.
15562 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15565 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15566 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15568 2009-05-25 Ira Rosen <irar@il.ibm.com>
15570 PR tree-optimization/40238
15571 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15572 statements after basic block's labels.
15573 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15574 to free the allocated memory.
15576 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15578 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15579 return address with a USE.
15581 2009-05-24 Richard Guenther <rguenther@suse.de>
15583 PR middle-end/40233
15584 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15585 array type from the main variant of the inner type.
15587 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15589 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15590 definition to bool (from int) to un-break build.
15591 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15593 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15595 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15596 discard_stmt_changes): Delete.
15597 * tree-ssa-operands.c (scb_stack): Delete.
15598 (init_ssa_operands): Do not initialize it.
15599 (fini_ssa_operands): Do not free it.
15600 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15602 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15603 update_stmt, remove the others. Fix comments.
15604 * tree-dfa.c (optimize_stack_restore): Likewise.
15605 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15606 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15607 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15608 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15610 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15611 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15612 (dom_opt_finalize_block): Likewise, adjusting access to
15614 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15615 (stmts_to_rescan): Change item type to gimple.
15616 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15618 2009-05-24 Ira Rosen <irar@il.ibm.com>
15620 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15621 * tree-pass.h (pass_slp_vectorize): New pass.
15622 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15623 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15624 * tree-vectorizer.c (timevar.h): Include.
15625 (user_vect_verbosity_level): Declare.
15626 (vect_location): Fix comment.
15627 (vect_set_verbosity_level): Update user_vect_verbosity_level
15628 instead of vect_verbosity_level.
15629 (vect_set_dump_settings): Add an argument. Ignore user defined
15630 verbosity if dump flags require higher level of verbosity. Print to
15631 stderr only for loop vectorization.
15632 (vectorize_loops): Update call to vect_set_dump_settings.
15633 (execute_vect_slp): New function.
15634 (gate_vect_slp): Likewise.
15635 (struct gimple_opt_pass pass_slp_vectorize): New.
15636 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15637 access its members.
15638 (vec_info_for_bb): New function.
15639 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15640 (VECTORIZATION_ENABLED): New macro.
15641 (SLP_ENABLED, SLP_DISABLED): Likewise.
15642 (vect_is_simple_use): Add bb_vec_info argument.
15643 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15644 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15645 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15646 vect_schedule_slp, vect_analyze_slp): Likewise.
15647 (vect_analyze_stmt): Add slp_tree argument.
15648 (find_bb_location): Declare.
15649 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15650 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15651 (vect_analyze_loop_operations, vect_analyze_loop,
15652 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15653 vect_finalize_reduction, vectorizable_reduction,
15654 vectorizable_live_operation, vect_transform_loop): Likewise.
15655 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15656 skip evolution analysis if analyzing a basic block.
15657 (dr_analyze_indices): Likewise.
15658 (initialize_data_dependence_relation): Skip the test whether the
15659 object is invariant for basic blocks.
15660 (compute_all_dependences): Skip dependence analysis for data
15661 references in basic blocks.
15662 (find_data_references_in_stmt): Don't fail in case of invariant
15663 access in basic block.
15664 (find_data_references_in_bb): New function.
15665 (find_data_references_in_loop): Move code to
15666 find_data_references_in_bb and add a call to it.
15667 (compute_data_dependences_for_bb): New function.
15668 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15669 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15671 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15672 unknown dependence in basic block and fail in case of dependence in
15674 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15675 dependence instances from either loop or basic block vectorization
15677 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15678 before calling nested_in_vect_loop_p.
15679 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15680 dependence instances from either loop or basic block vectorization
15682 (vect_verify_datarefs_alignment): Likewise.
15683 (vect_enhance_data_refs_alignment): Adjust function calls.
15684 (vect_analyze_data_refs_alignment): Likewise.
15685 (vect_analyze_group_access): Fix printing. Skip different checks if
15686 DR_STEP is 0. Keep strided stores either in loop or basic block
15687 vectorization data structure. Fix indentation.
15688 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15690 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15691 dependence instances from either loop or basic block vectorization
15693 (vect_analyze_data_refs): Update comment. Call
15694 compute_data_dependences_for_bb to analyze basic blocks.
15695 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15696 case of loop vectorization. In case of basic block vectorization use
15697 data-ref itself as a base.
15698 (vect_create_data_ref_ptr): In case of basic block vectorization:
15699 don't advance the pointer, add new statements before the current
15700 statement. Adjust function calls.
15701 (vect_supportable_dr_alignment): Support only aligned accesses in
15702 basic block vectorization.
15703 * common.opt (ftree-slp-vectorize): New flag.
15704 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15705 (vect_pattern_recog_1): Likewise.
15706 * tree-vect-stmts.c (process_use): Likewise.
15707 (vect_init_vector): Add new statements in the beginning of the basic
15708 block in case of basic block SLP.
15709 (vect_get_vec_def_for_operand): Adjust function calls.
15710 (vect_finish_stmt_generation): Likewise.
15711 (vectorizable_call): Add assert that it is loop vectorization, adjust
15713 (vectorizable_conversion, vectorizable_assignment): Likewise.
15714 (vectorizable_operation): In case of basic block SLP, take
15715 vectorization factor from statement's type and skip the relevance
15716 check. Adjust function calls.
15717 (vectorizable_type_demotion): Add assert that it is loop
15718 vectorization, adjust function calls.
15719 (vectorizable_type_promotion): Likewise.
15720 (vectorizable_store): Check for outer loop only in case of loop
15721 vectorization. Adjust function calls. For basic blocks, skip the
15722 relevance check and don't advance pointers.
15723 (vectorizable_load): Likewise.
15724 (vectorizable_condition): Add assert that it is loop vectorization,
15725 adjust function calls.
15726 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15727 that it is not reduction, get vector type, call only supported
15728 functions, skip loop specific parts.
15729 (vect_transform_stmt): Check for outer loop only in case of loop
15731 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15732 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15733 for external definition.
15734 * passes.c (pass_slp_vectorize): New pass.
15735 * tree-vect-slp.c (find_bb_location): New function.
15736 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15737 check for patterns only in loops.
15738 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15739 case of multiple types in basic block SLP.
15740 (vect_mark_slp_stmts_relevant): New function.
15741 (vect_supported_load_permutation_p): Fix comment.
15742 (vect_analyze_slp_instance): Add argument. In case of basic block
15743 SLP, take vectorization factor from statement's type, check that
15744 unrolling factor is 1. Adjust function call. Save SLP instance in
15745 either loop or basic block vectorization structure. Return FALSE,
15747 (vect_analyze_slp): Add argument. Get strided stores groups from
15748 either loop or basic block vectorization structure. Return FALSE
15749 if basic block SLP failed.
15750 (new_bb_vec_info): New function.
15751 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
15752 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
15753 (vect_schedule_slp): Add argument. Get SLP instances from either
15754 loop or basic block vectorization structure. Set vectorization factor
15755 to be 1 for basic block SLP.
15756 (vect_slp_transform_bb): New function.
15757 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
15759 2009-05-23 Mark Mitchell <mark@codesourcery.com>
15761 * final.c (shorten_branches): Do not align labels for jump tables.
15762 (final_scan_insn): Use JUMP_TABLE_DATA_P.
15764 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
15766 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
15767 Remove outdated reference to flow.c and fix nits.
15768 * doc/gccint.texi: Tweak RTL description.
15769 * doc/rtl.texi: Likewise.
15771 2009-05-23 Denis Chertykov <chertykov@gmail.com>
15773 * config/avr/avr.c: Change my email address.
15774 * config/avr/avr.h: Likewise.
15775 * config/avr/avr.md: Likewise.
15776 * config/avr/avr-protos.h: Likewise.
15777 * config/avr/libgcc.S: Likewise.
15779 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
15781 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
15782 (spu_split_load, spu_split_store): Change return type to int.
15783 (spu_split_convert): Declare.
15784 * config/spu/predicates.md (spu_mem_operand): Remove.
15785 (spu_mov_operand): Update.
15786 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
15787 * config/spu/spu.c (regno_aligned_for_load): Remove.
15788 (reg_aligned_for_addr, spu_expand_load): Define.
15789 (spu_expand_extv): Reimplement and handle MEM.
15790 (spu_expand_insv): Handle MEM.
15791 (spu_sched_reorder): Handle insn's with length 0.
15792 (spu_legitimate_address_p): Reimplement.
15793 (store_with_one_insn_p): Return TRUE for any mode with size
15794 larger than 16 bytes.
15795 (address_needs_split): Define.
15796 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
15798 (spu_convert_move): Define.
15799 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
15800 (spu_split_store): Change all MEM's to TImode.
15801 (spu_init_expanders): Preallocate registers that correspond to
15802 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
15804 (spu_split_convert): Define.
15805 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
15806 (_move<mode>, _movdi, _movti): Update predicate and condition.
15807 (load, store): Change to define_split.
15808 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
15810 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
15811 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
15812 define_insn_and_split of lshr<mode>3.
15813 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
15814 (<v>ashr<mode>3_imm): Define.
15815 (extv, extzv, insv): Allow MEM operands.
15816 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
15817 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
15818 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
15819 (_spu_convert2): Change to define_insn_and_split and remove the
15820 corresponding define_peephole2.
15821 (stack_protect_set, stack_protect_test, stack_protect_test_si):
15822 Change predicates to memory_operand.
15824 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15826 * config/arm/thumb2.md: Add 16-bit multiply instructions.
15828 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
15830 PR tree-optimization/40219
15831 * tree.c (iterative_hash_expr): Make sure the builtin function is
15832 a normal builtin function and not a front end or back end builtin
15833 before indexing into the built_in_decls array.
15835 2009-05-22 Richard Guenther <rguenther@suse.de>
15837 PR middle-end/38964
15838 * alias.c (write_dependence_p): Do not use TBAA for answering
15839 anti-dependence or output-dependence.
15840 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
15841 (emit_pointer_definition): Remove.
15842 (emit_alias_warning): Likewise.
15843 (find_what_var_points_to): Remove TBAA pruning code.
15844 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
15846 (compute_points_to_sets): Remove code computing the set of
15847 dereferenced pointers.
15848 * tree-data-ref.c (dr_may_alias_p): Properly use the split
15849 oracle for querying anti and output dependencies.
15850 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
15851 if TBAA may be applied.
15852 (refs_anti_dependent_p): New function.
15853 (refs_output_dependent_p): Likewise.
15854 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
15855 (refs_output_dependent_p): Likewise.
15856 * doc/tree-ssa.texi (Memory model): New section.
15857 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15858 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15859 * cfgexpand.c (expand_gimple_basic_block): Do not handle
15860 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
15861 * expr.c (expand_expr_real_1): Likewise.
15862 * gimple-low.c (lower_stmt): Likewise.
15863 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
15864 (dump_gimple_cdt): Remove.
15865 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15866 (gimple_size): Likewise.
15867 (walk_gimple_op): Likewise.
15868 (is_gimple_stmt): Likewise.
15869 (walk_stmt_load_store_addr_ops): Likewise.
15870 (gimple_build_cdt): Remove.
15871 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15872 * gimple.h (gimple_cdt_new_type): Remove.
15873 (gimple_cdt_new_type_ptr): Likewise.
15874 (gimple_cdt_set_new_type): Likewise.
15875 (gimple_cdt_location): Likewise.
15876 (gimple_cdt_location_ptr): Likewise.
15877 (gimple_cdt_set_location): Likewise.
15878 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15879 * tree-cfg.c (remove_useless_stmts_1): Do not handle
15880 GIMPLE_CHANGE_DYNAMIC_TYPE.
15881 (verify_types_in_gimple_stmt): Likewise.
15882 * tree-inline.c (estimate_num_insns): Likewise.
15883 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
15884 (copy_decl_to_var): Likewise.
15885 (copy_result_decl_to_var): Likewise.
15886 * tree-pretty-print.c (dump_generic_node): Do not handle
15887 CHANGE_DYNAMIC_TYPE_EXPR.
15888 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15889 * tree-ssa-operands.c (get_expr_operands): Likewise.
15890 * tree-ssa-structalias.c (struct variable_info): Remove
15891 no_tbaa_pruning member.
15892 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
15893 (unify_nodes): Do not copy it.
15894 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15895 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
15896 (set_uids_in_ptset): Do not check it.
15897 (find_what_var_points_to): Likewise.
15898 (compute_tbaa_pruning): Remove.
15899 (compute_points_to_sets): Do not call it.
15900 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15901 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15902 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
15903 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
15904 (DECL_NO_TBAA_P): Likewise.
15905 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
15906 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
15907 (expand_omp_atomic_pipeline): Do not set it.
15908 * print-tree.c (print_node): Do not dump it.
15909 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15912 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
15915 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
15918 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15920 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
15923 2009-05-22 Ben Elliston <bje@au.ibm.com>
15925 * Makefile.in (bversion.h, s-bversion): New targets.
15926 (TOPLEV_H): Add bversion.h.
15927 * toplev.h: Include "bversion.h".
15928 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
15929 the __format__ attribute only if compiling with the same version
15930 of GCC as the sources (the "build version").
15932 2009-05-22 Ben Elliston <bje@au.ibm.com>
15934 * c-format.c (handle_format_attribute): Fix comment typo.
15936 2009-05-21 Steve Ellcey <sje@cup.hp.com>
15939 * config/ia64/ia64.opt (mfused-madd): New.
15940 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
15941 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
15942 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
15943 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
15944 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
15945 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
15946 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
15947 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
15948 instruction if !TARGET_FUSED_MADD.
15949 (fpma, fpms): Remove colon from name.
15951 2009-05-22 Richard Guenther <rguenther@suse.de>
15953 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
15954 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
15955 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
15957 (create_expression_by_pieces): Only convert if necessary.
15958 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
15959 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
15961 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
15963 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
15964 regular pattern from a template and rename it ...
15965 (*extzv_truncsi_exts): ... to this.
15967 2009-05-21 Richard Guenther <rguenther@suse.de>
15969 * cgraph.h (struct cgraph_node): Remove inline_decl member.
15970 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
15971 (cgraph_default_inline_p): Likewise.
15972 (cgraph_decide_inlining_incrementally): Likewise.
15974 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
15975 Uros Bizjak <ubizjak@gmail.com>
15977 * config/i386/cpuid.h (bit_MOVBE): New.
15979 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
15981 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
15982 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
15983 (ix86_handle_option): Handle OPT_mmovbe.
15984 (ix86_target_string): Add -mmovbe.
15985 (pta_flags): Add PTA_MOVBE.
15986 (processor_alias_table): Add PTA_MOVBE to "atom".
15987 (override_options): Handle PTA_MOVBE.
15989 * config/i386/i386.h (TARGET_MOVBE): New.
15991 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
15992 (*bswapsi_movbe): New.
15993 (*bswapdi_movbe): Likewise.
15994 (bswapdi2): Renamed to ...
15995 (*bswapdi_1): This.
15996 (bswapdi2): New expander.
15998 * config/i386/i386.opt (mmovbe): New.
16000 * doc/invoke.texi: Document -mmovbe.
16002 2009-05-21 Taras Glek <tglek@mozilla.com>
16004 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16005 * gcc-plugin.h (plugin_init): Updated signature.
16006 * gcc-plugin.h (plugin_name_args): Moved to this header.
16007 * doc/plugins.texi (plugin_init): Updated documention to reflect
16009 * doc/plugins.texi (plugin_name_args): Added to documention.
16011 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16013 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16014 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16016 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16018 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16019 JUMP_TABLE_DATA_P predicates where applicable.
16020 * config/i386/predicates.md: Ditto.
16021 * config/i386/sse.md: Ditto.
16023 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16025 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16026 operand2 -128 override length_immediate attribute to 1.
16027 * config/i386/predicates.md (constm128_operand): New predicate.
16029 * config/i386/i386.c (memory_address_length): Handle %r12
16030 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16032 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16033 mode look through optional ZERO_EXTEND and SUBREG.
16034 * config/i386/i386.md (R12_REG): New define_constant.
16035 (prefix_data16): For sse unit set also for MODE_TI insns.
16036 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16037 insns set if operand 1 is ext_QIreg_operand.
16038 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16039 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16041 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16042 mode from MODE_DI to MODE_SI.
16043 (movdi_1_rex64): Override modrm and length_immediate attributes
16044 only for movabs (TYPE_IMOV, alternative 2).
16045 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16046 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16047 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16048 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16049 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16050 prefix_rex attribute if DImode.
16051 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16052 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16053 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16054 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16055 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16056 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16057 Likewise. For TYPE_IMOV clear length_immediate attribute.
16058 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16059 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16060 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16061 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16062 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16063 or one operand TYPE_ISHIFT.
16064 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16065 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16066 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16067 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16068 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16069 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16070 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16071 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16072 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16073 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16074 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16075 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16076 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16077 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16078 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16079 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16080 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16081 set mode attribute, don't override length attribute.
16082 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16084 (return_internal_long): Set length attribute to 2 instead of 1.
16085 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16086 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16087 prefix_rex attribute.
16088 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16090 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16092 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16094 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16096 2009-05-20 Ian Lance Taylor <iant@google.com>
16098 * tree.c (build_tree_list_vec_stat): New function.
16099 (ctor_to_vec): New function.
16100 (build_nt_call_vec): New function.
16101 (build_call_array): Change args to be a const pointer.
16102 (build_call_vec): New function.
16103 * tree.h (build_nt_call_vec): Declare.
16104 (build_tree_list_vec_stat): Declare.
16105 (build_tree_list_vec): Define.
16106 (build_call_array): Update declaration.
16107 (build_call_vec): Declare.
16108 (ctor_to_vec): Declare.
16109 * c-common.c (tree_vector_cache): New static variable.
16110 (make_tree_vector): New function.
16111 (release_tree_vector): New function.
16112 (make_tree_vector_single): New function.
16113 (make_tree_vector_copy): New function.
16114 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16115 (make_tree_vector_single, make_tree_vector_copy): Declare.
16116 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16117 (c_parser_expr_list): Don't manage cache here, instead call
16119 (c_parser_release_expr_list): Remove static function.
16120 (c_parser_vec_to_tree_list): Remove static function.
16121 (c_parser_attributes): Call build_tree_list_vec instead of
16122 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16123 c_parser_release_expr_list.
16124 (c_parser_postfix_expression_after_primary): Likewise.
16125 (c_parser_objc_keywordexpr): Likewise.
16127 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16129 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16130 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16131 TARGET_CONVERT_TO_TYPE.
16132 * hooks.c (hook_tree_const_tree_null): Define.
16133 * hooks.h (hook_tree_const_tree_null): Declare.
16134 * target.h (struct gcc_target): Add invalid_parameter_type,
16135 invalid_return_type, promoted_type, and convert_to_type fields.
16136 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
16137 (TARGET_INVALID_RETURN_TYPE): Define.
16138 (TARGET_PROMOTED_TYPE): Define.
16139 (TARGET_CONVERT_TO_TYPE): Define.
16140 (TARGET_INITIALIZER): Update for new fields.
16141 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16142 (grokparms): Check targetm.invalid_parameter_type.
16143 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16144 * c-convert.c (convert): Check targetm.convert_to_type.
16146 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16148 * config/mips/mips.md (*extenddi_truncate<mode>,
16149 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16151 (*extendhi_truncateqi): New define_insn_and_sptit.
16153 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16155 PR middle-end/40204
16156 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16157 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16159 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16161 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16162 the operand of VIEW_CONVERT_EXPR.
16164 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16166 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16167 extended family and model for Intel processors. Support Intel Atom.
16169 2009-05-20 Olivier Hainque <hainque@adacore.com>
16171 * gstab.h (stab_code_type): Define, to be used instead of the
16172 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16174 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16175 occurrences by stab_code_type.
16176 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16178 2009-05-20 Martin Jambor <mjambor@suse.cz>
16180 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16181 (sra_insert_before): Likewise.
16182 (sra_insert_after): Likewise.
16183 (sra_init_cache): Likewise.
16184 (sra_type_can_be_decomposed_p): Likewise.
16185 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16186 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16187 (sra_insert_before): Likewise.
16188 (sra_insert_after): Likewise.
16189 (sra_init_cache): Likewise.
16190 (insert_edge_copies_seq): Made static and moved upwards.
16192 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16195 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16197 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16198 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16201 2009-05-20 Richard Guenther <rguenther@suse.de>
16203 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16204 with mismatched comparison modes.
16206 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16208 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16209 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16210 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16211 with shifts for Thumb2.
16212 (orsi_notsi): New for orn.
16213 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16214 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16215 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16216 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16217 Don't invert remainder for IOR.
16219 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16221 PR tree-optimization/40087
16222 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16223 number_of_iterations_ne): Rename never_infinite argument.
16224 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16225 number_of_iterations_le): Handle pointer-type ivs when
16226 exit_must_be_taken is false.
16227 (number_of_iterations_cond): Do not always assume that
16228 exit_must_be_taken if the control variable is a pointer.
16230 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16232 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16233 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16235 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16237 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16238 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16240 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16243 * c.opt (Wlogical-op): Disabled by default.
16244 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16246 * doc/invoke.texi (Wlogical-op): Likewise.
16248 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16250 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16252 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16253 Propagate the type of the first operand.
16254 <ASSERT_EXPR>: Simplify.
16255 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16256 Rewrite using the RHS code as discriminant.
16257 <NOP_EXPR>: Turn into CASE_CONVERT.
16258 <PLUS_EXPR>: Propagate the type of the first operand.
16260 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16262 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16263 (ia64_dconst_0_375): New.
16264 * config/ia64/ia64.c (ia64_override_options): Remove
16265 -minline-sqrt-min-latency warning.
16266 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16267 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16268 * config/ia64/ia64.md (*sqrt_approx): Remove.
16269 (sqrtsf2): Remove #if 0.
16270 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16271 (sqrtdf): Remove assert.
16272 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16273 (sqrtxf2): Remove #if 0.
16274 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16275 * div.md (sqrt_approx_rf): New.
16276 (sqrtsf2_internal_thr): New implementation.
16277 (sqrtsf2_internal_lat): New.
16278 (sqrtdf2_internal_thr: New implementation.
16279 (sqrtxf2_internal): New implementation.
16281 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16282 Hans-Peter Nilsson <hp@axis.com>
16284 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16285 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16286 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16287 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16288 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16289 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16290 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16291 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16292 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16293 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16294 * c-common.c: ...from here.
16296 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16298 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16300 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16302 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16304 2009-05-19 Ben Elliston <bje@au.ibm.com>
16306 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16307 assignments with memcpy calls.
16308 (add_fdes): Likewise.
16309 (binary_search_unencoded_fdes): Likewise.
16310 (linear_search_fdes): Eliminate type puns.
16312 2009-05-19 Richard Guenther <rguenther@suse.de>
16314 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16315 not falsely claim to have propagated into all uses.
16317 2009-05-19 Ben Elliston <bje@au.ibm.com>
16319 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16322 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16324 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16325 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16326 (TARGET_LEGITIMATE_ADDRESS_P): New.
16327 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16328 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16330 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16333 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16334 child of the containing namespace's DIE.
16336 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16338 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16339 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16340 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16343 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16346 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16347 gen_align with gen_pad.
16348 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16349 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16351 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16352 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16354 * config/i386/i386.md (align): Renamed to ...
16355 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16356 ASM_OUTPUT_MAX_SKIP_PAD.
16358 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16360 * config.gcc: Fix variable syntax.
16363 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16364 before calling exact_log2.
16365 (output_iorsi3): Likewise.
16366 (output_xorsi3): Likewise.
16368 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16370 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16371 for the none zero constant operand except for EQ and NE
16372 comprisons even when the first operand is R0.
16374 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16376 * config/s390/2064.md: Remove trailing whitespaces.
16377 * config/s390/2084.md: Likewise.
16378 * config/s390/constraints.md: Likewise.
16379 * config/s390/fixdfdi.h: Likewise.
16380 * config/s390/libgcc-glibc.ver: Likewise.
16381 * config/s390/s390-modes.def: Likewise.
16382 * config/s390/s390-protos.h: Likewise.
16383 * config/s390/s390.c: Likewise.
16384 * config/s390/s390.h: Likewise.
16385 * config/s390/s390.md: Likewise.
16386 * config/s390/tpf-unwind.h: Likewise.
16388 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16390 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16392 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16395 * configure.ac (m68k-*-*): Check if binutils support TLS.
16396 * configure: Regenerate.
16397 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16398 * config/m68k/constraints.md (Cu): New constraint.
16399 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16400 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16401 (movsi): Handle TLS symbols.
16402 (addsi3_5200): Handle XTLS symbols, indent.
16403 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16404 (m68k_tls_reference_p): Declare.
16405 (m68k_legitimize_address): Declare.
16406 (m68k_unwrap_symbol): Declare.
16407 * config/m68k/m68k.opt (mxtls): New option.
16408 * config/m68k/m68k.c (ggc.h): Include.
16409 (m68k_output_dwarf_dtprel): Implement hook.
16410 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16411 (m68k_expand_prologue): Load GOT pointer when function needs it.
16412 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16413 (m68k_legitimate_constant_address_p): Same.
16414 (m68k_decompose_address): Handle TLS references.
16415 (m68k_get_gp): New static function.
16416 (enum m68k_reloc): New contants.
16417 (TLS_RELOC_P): New macro.
16418 (m68k_wrap_symbol): New static function.
16419 (m68k_unwrap_symbol): New function.
16420 (m68k_final_prescan_insn_1): New static function.
16421 (m68k_final_prescan_insn): New function.
16422 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16424 (legitimize_pic_address): Handle TLS references..
16425 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16426 (m68k_libcall_value_in_a0_p)
16427 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16428 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16429 (m68k_legitimize_tls_address): Handle TLS references.
16430 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16432 (m68k_legitimize_address): Handle TLS symbols.
16433 (m68k_get_reloc_decoration): New static function.
16434 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16436 (m68k_output_dwarf_dtprel): Implement hook.
16437 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16438 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16439 m68k_call_* routines.
16440 (sched_attr_op_type): Handle TLS symbols.
16441 (gt-m68k.h): Include.
16442 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16443 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16445 2009-05-18 Martin Jambor <mjambor@suse.cz>
16447 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16448 (visit_store_addr_for_mod_analysis): New function.
16449 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16450 (determine_cst_member_ptr): Use gimple_assign_single_p.
16451 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16452 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16453 operands. Don't check number of operands of a NOP_EXPR.
16455 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16457 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16459 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16462 * c-common.c (warn_logical_operator): Don't warn if one of
16463 expression isn't always true or false.
16465 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16467 * config/i386/biarch32.h: New file.
16468 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16470 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16472 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16473 *zero_extend<mode>_truncqi): Merge these into ...
16474 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16475 Name the pattern following this as *zero_extendhi_truncqi.
16477 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16479 PR middle-end/39301
16480 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16481 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16482 (output_info): Make field HOST_WIDEST_INT.
16483 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16484 (dump_bitmat_statistics): Same.
16486 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16488 * config.gcc (use_gcc_stdint): Set to wrap.
16489 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16490 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16491 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16492 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16493 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16494 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16495 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16496 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16498 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16500 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16502 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16503 Move definitions earlier.
16504 (OPT_ARCH64, OPT_ARCH32): Define.
16505 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16508 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16511 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16514 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16516 * arm.md (movdi2): Copy non-reg values to DImode registers.
16518 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16521 * final.c (label_to_max_skip): New function.
16522 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16523 CODE_LABEL_NUMBER <= max_labelno.
16524 * output.h (label_to_max_skip): New prototype.
16525 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16526 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16527 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16528 Handle CODE_LABELs with >= 16 byte alignment or with
16529 max_skip == (1 << align) - 1.
16530 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16531 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16534 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16535 .p2align 3 if MAX_SKIP is smaller than 7.
16536 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16538 2009-05-15 Ian Lance Taylor <iant@google.com>
16540 * alias.c (struct alias_set_entry_d): Rename from struct
16541 alias_set_entry. Change all uses.
16542 * except.c (struct call_site_record_d): Rename from struct
16543 call_site_record. Change all uses.
16544 * except.h (struct eh_region_d): Rename from struct eh_region.
16546 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16548 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16549 ivtype_map_elt. Change all uses.
16550 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16552 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16553 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16555 (struct sese_d): Rename from struct sese. Change all uses.
16556 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16557 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16558 * optabs.h (struct optab_d): Rename from struct optab. Change all
16560 (struct convert_optab_d): Rename from struct convert_optab.
16562 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16563 ipa_opt_pass. Change all uses.
16564 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16567 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16568 defined as a typedef.
16569 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16572 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16575 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16577 (merge_ranges): Returns bool.
16578 * tree.h (make_range): .. to here.
16579 (build_range_check): Likewise.
16580 (merge_ranges): Likewise. Renamed from merge_ranges.
16581 * c-typeck.c (parser_build_binary_op): Update calls to
16582 warn_logical_operator.
16583 * c-common.c (warn_logical_operator): Add new warning.
16584 * c-common.h (warn_logical_operator): Update declaration.
16586 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16588 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16590 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16592 * doc/install.texi: Document MPC requirements, flags etc.
16594 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16595 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16596 Evaluate constant arguments.
16597 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16598 (fold_builtin_1): Likewise, also evaluate constant arguments.
16599 Remove superfluous break.
16600 (do_mpc_ckconv): New.
16601 * real.h: Include mpc.h.
16602 * toplev.c (print_version): Output MPC version info if available.
16604 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16606 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16608 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16610 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16613 2009-05-15 Jan Hubicka <jh@suse.cz>
16615 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16616 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16617 (try_inline): Fix return value.
16618 (cgraph_decide_inlining_incrementally): Honor new value.
16619 (cgraph_early_inlining): Handle indirect inlining.
16620 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16622 2009-05-15 Jan Hubicka <jh@suse.cz>
16624 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16625 * cgraphunit.c (cgraph_finalize_function): Set it.
16626 (cgraph_expand_function): Use it.
16628 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16630 * real.c (encode_ieee_half): Define.
16631 (decode_ieee_half): Define.
16632 (ieee_half_format): Define.
16633 (arm_half_format): Define.
16634 * real.h (ieee_half_format): Declare.
16635 (arm_half_format): Declare.
16637 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16639 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16640 swapped, and reversed optabs exist before trying to use them.
16642 2009-05-15 Paul Brook <paul@codesourcery.com>
16643 Sandra Loosemore <sandra@codesourcery.com>
16645 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16646 loads. Allow PRE_DEC.
16647 (output_move_neon): Handle PRE_DEC.
16648 (arm_print_operand): Add 'A' for neon structure loads.
16649 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16650 * config/arm/neon.md (neon_mov): Update comment.
16651 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16653 (Um): New constraint.
16655 2009-05-15 Jan Hubicka <jh@suse.cz>
16657 Revert the following patch until testsuite fallout is fixed:
16658 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16659 * cgraph.h (struct inline_summary): New filed self_wize,
16660 size_inlining_benefit, self_time and time_inlining_benefit.
16661 (struct cgraph_global_info): Replace insns by time ans size fields.
16662 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16663 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16664 (ipcp_update_callgraph): Do not touch function bodies.
16665 * ipa-inline.c: Include except.h
16666 (MAX_TIME): New constant.
16667 (overall_insns): Remove
16668 (overall_size, max_benefit): New static variables.
16669 (cgraph_estimate_time_after_inlining): New function.
16670 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16671 (cgraph_clone_inlined_nodes): Update size.
16672 (cgraph_mark_inline_edge): Update size.
16673 (cgraph_estimate_growth): Use size info.
16674 (cgraph_check_inline_limits): Check size.
16675 (cgraph_default_inline_p): Likewise.
16676 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16677 (cgraph_decide_recursive_inlining): Check size.
16678 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16680 (cgraph_decide_inlining): Likewise.
16681 (cgraph_decide_inlining_incrementally): Likewise; honor
16682 PARAM_EARLY_INLINING_INSNS.
16683 (likely_eliminated_by_inlining_p): New predicate.
16684 (estimate_function_body_sizes): New function.
16685 (compute_inline_parameters): Use it.
16686 * except.c (must_not_throw_labels): New function.
16687 * except.h (must_not_throw_labels): Declare.
16688 * tree-inline.c (init_inline_once): Kill inlining_weigths
16689 * tree-ssa-structalias.c: Avoid uninitialized warning.
16690 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16691 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16692 (PARAM_INLINE_CALL_COST): Remove.
16693 (PARAM_EARLY_INLINING_INSNS): New.
16695 2009-05-15 Richard Guenther <rguenther@suse.de>
16697 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16698 not TODO_update_ssa.
16700 2009-05-15 Richard Guenther <rguenther@suse.de>
16702 PR tree-optimization/39999
16703 * gimple.h (gimple_expr_type): Use the expression type looking
16704 through useless conversions.
16705 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16706 (vn_nary_op_insert_stmt): Likewise.
16707 (simplify_binary_expression): Likewise.
16709 2009-05-15 Richard Guenther <rguenther@suse.de>
16711 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16712 New options, enabled by default.
16713 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16715 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16716 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16717 * tree-ssa-structalias.c (gate_tree_pta): New function.
16718 (pass_build_alias): Use it.
16720 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16722 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16723 recurse on an invariant address if a conversion from a pointer
16724 type to a wider integer type is involved.
16726 2009-05-15 Jan Hubicka <jh@suse.cz>
16728 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16729 * cgraph.h (struct inline_summary): New filed self_wize,
16730 size_inlining_benefit, self_time and time_inlining_benefit.
16731 (struct cgraph_global_info): Replace insns by time ans size fields.
16732 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16733 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16734 (ipcp_update_callgraph): Do not touch function bodies.
16735 * ipa-inline.c: Include except.h
16736 (MAX_TIME): New constant.
16737 (overall_insns): Remove
16738 (overall_size, max_benefit): New static variables.
16739 (cgraph_estimate_time_after_inlining): New function.
16740 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16741 (cgraph_clone_inlined_nodes): Update size.
16742 (cgraph_mark_inline_edge): Update size.
16743 (cgraph_estimate_growth): Use size info.
16744 (cgraph_check_inline_limits): Check size.
16745 (cgraph_default_inline_p): Likewise.
16746 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16747 (cgraph_decide_recursive_inlining): Check size.
16748 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16750 (cgraph_decide_inlining): Likewise.
16751 (cgraph_decide_inlining_incrementally): Likewise; honor
16752 PARAM_EARLY_INLINING_INSNS.
16753 (likely_eliminated_by_inlining_p): New predicate.
16754 (estimate_function_body_sizes): New function.
16755 (compute_inline_parameters): Use it.
16756 * except.c (must_not_throw_labels): New function.
16757 * except.h (must_not_throw_labels): Declare.
16758 * tree-inline.c (init_inline_once): Kill inlining_weigths
16759 * tree-ssa-structalias.c: Avoid uninitialized warning.
16760 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16761 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16762 (PARAM_INLINE_CALL_COST): Remove.
16763 (PARAM_EARLY_INLINING_INSNS): New.
16764 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
16765 (inline-call-cost): Remove.
16766 (early-inlining-insns): New.
16768 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
16770 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
16772 (print_int_cst_bounds_in_octal_p): Likewise.
16773 (dbxout_type): Adjust calls to above functions. Be prepared to deal
16775 * dwarf2out.c (base_type_die): Likewise.
16776 (is_subrange_type): Delete.
16777 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
16778 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
16779 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
16780 if the destination type is boolean.
16781 (build_range_check): Do not special-case subtypes.
16782 (fold_sign_changed_comparison): Likewise.
16783 (fold_unary): Likewise.
16784 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
16785 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
16786 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
16787 * tree.c (subrange_type_for_debug_p): New predicate based on the
16788 former is_subrange_type.
16789 * tree.h (subrange_type_for_debug_p): Declare.
16790 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
16791 (convert_affine_scev): Remove call to above function.
16792 (chrec_convert_aggressive): Likewise.
16793 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
16794 false for conversions involving subtypes.
16795 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
16796 (vrp_val_min): Likewise.
16797 (needs_overflow_infinity): Likewise.
16798 (extract_range_from_unary_expr): Likewise.
16800 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
16802 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16803 * config/frv/frv.c: Likewise.
16804 * config/s390/s390.c: Likewise.
16805 * config/sparc/sparc.h: Likewise.
16806 * config/i386/i386.h: Likewise.
16807 * config/i386/i386.c: Likewise.
16808 * config/crx/crx.c: Likewise.
16809 * config/m68hc11/m68hc11.h: Likewise.
16810 * config/iq2000/iq2000.c: Likewise.
16811 * config/mn10300/mn10300.h: Likewise.
16812 * config/mn10300/mn10300.c: Likewise.
16813 * config/m68k/m68k.c: Likewise.
16814 * config/rs6000/rs6000.c: Likewise.
16815 * config/rs6000/xcoff.h: Likewise.
16816 * config/rs6000/linux64.h: Likewise.
16817 * config/rs6000/sysv4.h: Likewise.
16818 * config/score/score3.c: Likewise.
16819 * config/score/score7.c: Likewise.
16820 * config/score/score.c: Likewise.
16821 * config/arm/arm.md: Likewise.
16822 * config/mips/mips.c: Likewise.
16823 * config/mips/mips.md: Likewise.
16824 * config/bfin/bfin.h: Likewise.
16825 * config/pa/pa.c: Likewise.
16826 * config/pa/constraints.md: Likewise.
16828 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
16829 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
16830 * config/pdp11/pdp11.h: Use memory_address_p instead.
16832 2009-05-14 Ian Lance Taylor <iant@google.com>
16834 * passes.c (finish_optimization_passes): Change i to int.
16835 * plugin.c (plugins_active_p): Change event to int.
16836 (dump_active_plugins): Likewise.
16837 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
16839 * tree.c (tree_range_check_failed): Change c to unsigned int.
16840 (omp_clause_range_check_failed): Likewise.
16841 (build_common_builtin_nodes): Change mode to int. Add cast.
16842 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
16843 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
16845 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
16846 ++ or -- with a variable of enum type.
16848 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16851 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
16853 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16855 * store-motion.c: Do not include params.h
16856 * Makefile.in: Fix dependencies for various files.
16858 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16860 * auto-inc-dec.c: Fix pass description, remove apparent
16861 accidental duplication.
16863 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
16865 PR middle-end/40147
16866 * ipa-utils.h (memory_identifier_string): Moved to ...
16867 * tree.h (memory_identifier_string): Here. Add GTY(()).
16869 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16871 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
16872 in the former documentation of...
16873 (GO_IF_LEGITIMATE_ADDRESS): ... this.
16874 * ira-conflicts.c (get_dup_num): Use address_operand.
16875 * targhooks.c (default_legitimate_address_p): New.
16876 * targhooks.h (default_legitimate_address_p): New.
16877 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
16879 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
16880 * target.h (struct target): Add legitimate_address_p.
16881 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
16882 (TARGET_INITIALIZER): Include it.
16884 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16885 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
16886 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
16887 (TARGET_LEGITIMATE_ADDRESS_P): New.
16889 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16890 (REG_OK_STRICT_P): Delete.
16891 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
16892 (frv_legitimate_address_p_1): ... this.
16893 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
16894 (frv_legitimate_address_p_1): ... the renamed old
16895 frv_legitimate_address_p.
16896 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
16897 (TARGET_LEGITIMATE_ADDRESS_P): New.
16899 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16900 * config/s390/s390-protos.h (legitimate_address_p): Remove.
16901 * config/s390/s390.c (legitimate_address_p): Rename to...
16902 (s390_legitimate_address_p): ... this, make static.
16903 (legitimize_address): Adjust call.
16904 (TARGET_LEGITIMATE_ADDRESS_P): New.
16905 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
16907 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16908 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
16909 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
16910 (TARGET_LEGITIMATE_ADDRESS_P): New.
16912 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16913 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
16914 * config/spu/spu.c (spu_legitimate_address): Rename to...
16915 (spu_legitimate_address_p): ... this, make static.
16916 (TARGET_LEGITIMATE_ADDRESS_P): New.
16918 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16919 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
16920 * config/sparc/sparc.c (legitimate_address_p): Rename to...
16921 (sparc_legitimate_address_p): ... this, make static and return bool.
16922 (legitimize_address): Adjust call.
16923 (TARGET_LEGITIMATE_ADDRESS_P): New.
16925 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16926 * config/i386/i386-protos.h (legitimate_address_p): Remove.
16927 * config/i386/i386.c (legitimate_address_p): Rename to...
16928 (ix86_legitimate_address_p): ... this, make static.
16929 (constant_address_p): Move after it, adjust call.
16930 (TARGET_LEGITIMATE_ADDRESS_P): New.
16932 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16933 * config/avr/avr-protos.h (legitimate_address_p): Remove.
16934 * config/avr/avr.c (legitimate_address_p): Rename to...
16935 (avr_legitimate_address_p): ... this, make static.
16936 (legitimize_address): Adjust call.
16937 (TARGET_LEGITIMATE_ADDRESS_P): New.
16939 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16940 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
16941 * config/crx/crx.c (crx_legitimate_address_p): Make static.
16942 (TARGET_LEGITIMATE_ADDRESS_P): New.
16944 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16945 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
16946 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
16947 (TARGET_LEGITIMATE_ADDRESS_P): New.
16949 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16950 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
16952 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
16954 (TARGET_LEGITIMATE_ADDRESS_P): New.
16956 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16957 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
16959 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
16961 (m68hc11_legitimate_address_p): ... this, make static.
16962 (go_if_legitimate_address_internal): Rename to...
16963 (m68hc11_legitimate_address_p_1): ... this.
16964 (legitimize_address): Adjust call.
16965 (TARGET_LEGITIMATE_ADDRESS_P): New.
16967 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16968 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
16969 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
16970 (TARGET_LEGITIMATE_ADDRESS_P): New.
16972 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16973 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
16974 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
16975 (mn10300_legitimate_address_p): ... this, make static.
16976 (TARGET_LEGITIMATE_ADDRESS_P): New.
16978 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16979 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
16980 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
16981 (TARGET_LEGITIMATE_ADDRESS_P): New.
16983 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16984 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
16985 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
16986 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16987 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
16988 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
16989 (rs6000_legitimate_address_p): ... this, make static.
16990 (TARGET_LEGITIMATE_ADDRESS_P): New.
16991 (REG_MODE_OK_FOR_BASE_P): Delete.
16992 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
16994 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16995 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
16997 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
16998 static, adjust types.
16999 (TARGET_LEGITIMATE_ADDRESS_P): New.
17001 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17002 * config/score/score.c (score_address_p): Rename to...
17003 (score_legitimate_address_p): ... this.
17004 (TARGET_LEGITIMATE_ADDRESS_P): New.
17005 * config/score/score3.c (score3_address_p): Rename to...
17006 (score3_legitimate_address_p): ... this.
17007 * config/score/score7.c (score7_address_p): Rename to...
17008 (score7_legitimate_address_p): ... this.
17010 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17011 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17012 GO_IF_LEGITIMATE_ADDRESS): Delete.
17013 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17014 thumb2_legitimate_address_p): Delete.
17015 (arm_legitimate_address_p): Rename to...
17016 (arm_legitimate_address_outer_p): ... this.
17017 * config/arm/constraints.md ("Uq"): Adjust call.
17018 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17019 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17021 (arm_legitimate_address_outer_p): ... this.
17022 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17024 (TARGET_LEGITIMATE_ADDRESS_P): New.
17026 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17027 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17028 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17029 (TARGET_LEGITIMATE_ADDRESS_P): New.
17031 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17032 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17033 * config/vax/vax.c (legitimate_address_p): Rename to...
17034 (vax_legitimate_address_p): ... this, make static.
17035 (TARGET_LEGITIMATE_ADDRESS_P): New.
17037 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17038 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17039 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17040 (TARGET_LEGITIMATE_ADDRESS_P): New.
17042 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17043 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17044 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17045 (mmix_legitimate_address_p): ... this, make static.
17046 (TARGET_LEGITIMATE_ADDRESS_P): New.
17048 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17049 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17050 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17051 (TARGET_LEGITIMATE_ADDRESS_P): New.
17053 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17055 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17056 of MODE_COMPLEX_INT.
17058 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17060 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17061 LCT_NORMAL in function call.
17062 * mips-tdump.c (print_file_desc): Add cast to enum type.
17063 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17064 (mark_stabs): Add casts to enum types.
17065 (parse_stabs_common): Add casts to enum types.
17067 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17069 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17070 Check for invalid values of LETTER.
17072 2009-05-13 Taras Glek <tglek@mozilla.com>
17074 * attribs.c (register_attribute): moved out attribute registration
17075 into register_attribute.
17076 * doc/plugins.texi: Documented register_attribute and
17078 * gcc-plugin.h: Added forward decl for register_attribute.
17079 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17080 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17081 PLUGIN_ATTRIBUTES boilerplate.
17083 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17085 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17086 values even in sentinel and empty entries.
17087 (ms_printf_flag_specs): Likewise.
17088 (ms_scanf_flag_specs): Likewise.
17089 (ms_strftime_flag_specs): Likewise.
17090 (ms_print_char_table): Likewise.
17091 (ms_scan_char_table): Likewise.
17092 (ms_time_char_table): Likewise.
17094 2009-05-13 Doug Kwan <dougkwan@google.com>
17096 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17098 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17100 * config/mips/mips.md (store): Add attributes for QI and HI.
17102 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17103 (truncdi<mode>2): ... this new pattern.
17105 2009-05-13 Brad Hards <bradh@kde.org>
17107 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17109 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17110 Ben Elliston <bje@au.ibm.com>
17112 PR middle-end/40035
17113 * dse.c (check_mem_read_rtx): Guard against width == -1.
17115 2009-05-13 Michael Matz <matz@suse.de>
17117 PR middle-end/39976
17118 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17119 (trivially_conflicts_p): New function.
17120 (insert_backedge_copies): Use it.
17122 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17124 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17125 (handle_stdc_pragma): Use new enum constant names.
17126 (handle_pragma_float_const_decimal64): Ditto.
17128 2009-05-13 Ian Lance Taylor <iant@google.com>
17130 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17133 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17135 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17136 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17138 * config/m68k/m68k.h (FL_UCLINUX): Define.
17140 2009-05-13 Jan Hubicka <jh@suse.cz>
17142 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17144 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17146 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17147 unless -fschedule-insns is specified.
17149 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17152 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17153 TARGET_EXPAND_CBRANCHDI4.
17154 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17155 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17156 (cmpeqdi): Fix comment.
17158 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17160 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17161 (sh_legitimate_address_p): Likewise.
17162 * config/sh/sh.c (sh_legitimate_index_p): New.
17163 (sh_legitimate_address_p): Likewise.
17164 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17165 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17166 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17167 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17168 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17169 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17170 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17171 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17172 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17174 2009-05-12 Jan Hubicka <jh@suse.cz>
17176 * tree-inline.c (estimate_operator_cost): Add operands;
17177 when division happens by constant, it is cheap.
17178 (estimate_num_insns): Loads and stores are not having cost of 0;
17179 EH magic stuff is cheap; when computing runtime cost of switch,
17180 use log2 base of amount of its cases; builtin_expect has cost of 0;
17181 compute cost for moving return value of call.
17182 (init_inline_once): Initialize time_based flags.
17183 * tree-inline.h (eni_weights_d): Add time_based flag.
17185 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17187 * df-core.c: Update head documentation.
17189 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17192 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17193 shadowing exisiting variable op1.
17195 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17198 * config/i386/driver-i386.c (processor_signatures): New enum.
17199 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17200 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17201 processor signature to detect geode processor.
17203 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17207 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17209 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17210 causes spurious differences between trunk and cond-optab branch.
17212 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17214 * dojump.c (compare_from_rtx): Delete.
17215 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17216 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17217 if the comparison does not satisfy the predicate; test predicates for
17218 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17219 further if one existing pattern fails.
17220 * expr.h (compare_from_rtx): Delete.
17221 (prepare_operand): Declare it.
17222 * optabs.c: Change "lib call" to "libcall" throughout.
17223 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17224 HAVE_conditional_trap, emit_cmp_insn): Delete.
17225 (can_compare_p): Delete cmp_optab case.
17226 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17227 Accept other parameters by value.
17228 (prepare_operand): Make non-static.
17229 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17230 other parameters by value. Try to widen operands here based on
17231 an optab_methods argument and looking at cbranch_optab.
17232 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17233 loop. Use cbranch_optab directly.
17234 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17235 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17237 (emit_conditional_move, emit_conditional_add): Inline what's needed
17238 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17239 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17240 with COMPARE. Move cmov_optab and cstore_optab above
17241 with cbranch_optab, move cmp_optab down with ucmp_optab,
17242 remove tst_otpab. Do not initialize trap_rtx.
17243 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17244 for trap code. Do not check HAVE_conditional_trap. Use
17245 prepare_cmp_insn. Accept no predicate for operand 3.
17246 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17247 (OTI_ctrap, ctrap_optab): New.
17248 (tst_optab): Delete.
17249 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17250 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17251 with lookup of ctrap_optab.
17252 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17254 (ctrap_optab): New.
17256 * combine.c (combine_simplify_rtx, simplify_set): Do not
17257 special case comparing against zero for cc0 machines.
17258 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17259 COMPARE on cc0 machines.
17260 (simplify_relational_operation): Return a new expression when
17261 a COMPARE could be removed.
17262 * final.c (final_scan_insn): Compare cc_status values
17263 against LHS of a (compare FOO (const_int 0)) cc0 source.
17264 Also check if cc_status.value is the full compare.
17266 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17267 (cstoreMM4): Document.
17268 (conditional_trap): Document ctrapMM4 instead.
17269 (sync_compare_and_swapMM): Refer to cbranchcc4.
17270 (Dependent Patterns): Eliminate obsolete information referring to
17271 the old jump optimization phase.
17272 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17273 of compares with 0 on cc0 machines.
17274 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17275 avoiding references to cc0. Remove text about storing operands
17277 * doc/tm.texi (Condition Codes): Include blurb on different
17278 condition code representations, separate into subsections for
17279 CC0, MODE_CC and conditional execution.
17281 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17282 alpha_emit_setcc): Accept operands and a machine mode.
17283 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17284 Get code/op0/op1 from operands, use machine mode argument
17285 instead of alpha_compare.fp_p. Emit the branch here.
17286 (alpha_emit_setcc): Likewise, and return boolean.
17287 (alpha_emit_conditional_move): Likewise. Assert that
17288 cmp_op_mode == cmp_mode, and simplify accordingly.
17289 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17290 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17291 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17293 (stack probe test): Use cbranchdi4.
17294 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17296 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17297 * config/arc/arc.h (movsicc, movsfcc): Use it.
17298 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17299 (cbranchsi4, cstoresi4): New.
17300 (cmpsi, bCC and sCC expanders): Remove.
17302 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17303 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17304 * config/arm/predicates.md (arm_comparison_operator): Only include
17305 floating-point operators if there is a hardware floating-point unit.
17306 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17307 deferring to cbranch_cc and cstore_cc respectively.
17308 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17309 cbranch_cc, cstore_cc): New.
17310 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17312 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17314 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17315 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17317 (adjust_insn_length): Adjust calls.
17318 (avr_reorg): Handle (compare (foo) (const_int 0)).
17319 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17320 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17321 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17322 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17324 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17325 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17327 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17328 (cbranchsi4, cstorebi4, cstoresi4): New.
17329 (movbisi): This insn is duplicate, split it to zero_extend.
17330 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17331 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17332 (bfin_optimize_loop): Use cbranch expander.
17333 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17334 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17335 (bfin_bimode_comparison_operator): ... this.
17336 (bfin_direct_comparison_operator): New.
17338 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17339 inside (compare FOO (const_int 0)).
17340 (cris_rtx_costs): Handle ZERO_EXTRACT.
17341 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17342 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17343 (*tstdi_v32): Delete.
17344 (*cmpdi_non_v32): Add M alternative for operand 1.
17345 (cmpsi, cmp<mode>): Make private.
17346 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17348 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17350 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17351 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17352 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17353 (cc_reg_operand): New.
17354 (any_cond): Delete.
17355 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17356 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17357 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17358 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17359 crx_expand_scond): Delete.
17361 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17363 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17364 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17366 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17367 cstoresi4, cstoresf4, cstoredf4): New.
17368 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17369 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17370 Receive the entire operands array.
17371 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17372 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17373 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17374 Get test/op0/op1 from the operands array.
17375 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17377 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17378 (h8300_expand_store): New.
17379 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17381 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17382 (h8300_expand_store): New.
17383 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17384 or do not try to produce (set (cc0) REG).
17385 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17386 change a compare into a move to a scratch register. Disable some
17387 peepholes when comparing with zero.
17388 (tstsi, tsthi, tstsi, cmpqi): Make private.
17390 (bCC, sCC): Delete.
17391 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17394 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17395 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17396 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17397 (ix86_emit_i387_log1p): Use cbranchxf2.
17398 (ix86_expand_setcc): Return void.
17399 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17400 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17401 cmp<MODEF>, cmpcc): Remove.
17402 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17403 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17404 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17405 (sCC and bCC expanders): Remove.
17406 (stack_protect_test): Use cbranchcc4.
17408 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17410 (ia64_expand_compare): Accept three rtx by reference and return void.
17411 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17412 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17413 from *expr. Update *expr with the BImode comparison to do.
17414 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17415 cmptf, bCC, sCC, conditional_trap): Delete.
17416 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17417 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17418 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17419 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17420 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17422 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17423 type of last argument.
17424 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17425 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17426 use machine mode argument instead of branch_type. Remove dead
17427 code for floating-point comparisons.
17428 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17429 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17431 (cbranchsi4, cstoresi4): New.
17432 * config/iq2000/predicates.md (reg_or_const_operand): New.
17434 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17435 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17436 (b<code>_op): Rewrite to...
17437 (bcc_op): ... this, using match_operator.
17438 (s<code>_op): Rewrite to...
17439 (scc_op): ... this, using match_operator.
17440 (s<code>_24_op): Rewrite to...
17441 (scc_op_24): ... this, using match_operator.
17442 (s<code>_<mode>): Rewrite to...
17443 (cstore<mode>4): ... this, using match_operator.
17444 (s<code>_<mode>_24): Rewrite to...
17445 (cstore<mode>4_24): ... this, using match_operator.
17446 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17447 m32c_unpend_compare, m32c_expand_scc): Delete.
17448 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17449 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17450 (m32c_expand_movcc): Change NE to EQ if necessary.
17451 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17453 * config/m32r/m32r-protos.h (gen_cond_store): New.
17454 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17455 (gen_cond_store): New, from sCC patterns.
17456 (m32r_expand_block_move): Use cbranchsi4.
17457 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17458 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17459 (cbranchsi4, cstoresi4): New.
17461 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17463 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17464 (m68hc11_notice_update_cc): Look into a compare with 0.
17465 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17467 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17468 cmphi, cmpqi, bCC): Delete.
17469 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17470 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17471 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17474 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17475 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17476 * config/m68k/constraints.md (H): New.
17477 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17478 the define_insn below.
17479 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17480 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17481 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17482 patterns): Wrap RHS with COMPARE.
17483 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17484 (*cmpdi_internal): Name this pattern.
17485 (cmpdi): Change to define_insn.
17486 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17487 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17488 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17490 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17491 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17492 (conditional_trap): Change to...
17493 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17494 (*conditional_trap): Use the ordered_comparison_operator and
17495 const1_operand predicates.
17496 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17497 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17498 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17499 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17501 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17502 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17503 (mcore_gen_compare): New.
17504 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17505 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17506 (mcore_gen_compare): ... this.
17507 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17508 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17509 (stack probe pattern): Use cbranchsi4.
17511 * config/mips/predicates.md (mips_cstore_operator): New.
17512 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17513 * config/mips/mips.md (any_cond): Delete.
17514 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17516 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17517 fixuns_truncsfdi2): Use cbranch patterns.
17518 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17519 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17520 Adjust call to mips_expand_conditional_branch.
17521 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17523 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17524 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17525 * config/mips/mips.c (cmp_operands): Delete.
17526 (mips_emit_compare): Get comparison operands from *op0/*op1.
17527 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17528 that it succeeds. Use op0/op1 instead of cmp_operands.
17529 (mips_expand_conditional_branch, mips_expand_conditional_move,
17530 mips_expand_conditional_trap): Likewise.
17531 (mips_block_move_loop): Use cbranch patterns.
17532 * config/mips/mips.h (cmp_operands): Delete.
17534 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17535 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17536 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17537 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17538 (*cmpcc_folded): Rename to...
17539 (*cmpdi_folded): this.
17540 (*cmpcc): Rename to...
17542 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17545 (cbranchdf4): New. Handle invalid comparisons here.
17546 * config/mmix/predicates.md (float_comparison_operator): New.
17548 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17549 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17550 * config/mn10300/mn10300.md (tst): Delete.
17551 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17552 Name these patterns and wrap RHS in a compare.
17553 (*cmpsi): Make this pattern private. Include tst.
17554 (*cmpsf): Make this pattern private.
17555 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17556 (compare with zero peepholes): Likewise.
17558 (cbranchsi4, cbranchsf4): New.
17559 (casesi): Use cbranchsi4.
17561 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17562 hppa_branch_type): Delete.
17563 (return_addr_rtx): Use cbranchsi4.
17564 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17565 Emit CCFPmode comparison here.
17566 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17567 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17568 hppa_branch_type): Delete.
17569 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17570 (movsicc, movdicc): Remove references to hppa_compare_op0,
17571 hppa_compare_op1 and compare_from_rtx.
17572 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17573 (casesi): Use cbranchsi4.
17575 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17576 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17577 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17578 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17579 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17581 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17582 (*branch, *branch_inverted): New.
17584 * config/picochip/picochip.md (cbranchhi4): Use
17585 ordered_comparison_operator.
17586 (cmphi, bCC): Remove.
17588 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17589 (trap_comparison_operator): Delete.
17590 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17591 rs6000_emit_cbranch): Accept mode and operands.
17592 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17593 rs6000_compare_fp_p): Delete.
17594 (rs6000_generate_compare): Accept mode and comparison. Extract code
17595 and op0/op1 from there. Replace references to rs6000_compare_op0
17596 and rs6000_compare_op1.
17597 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17598 extract result from passed operands.
17599 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17600 extract loc from passed operands.
17601 (rs6000_emit_cmove): Likewise.
17602 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17603 rs6000_compare_fp_p): Delete.
17604 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17605 (cbranch<GPR>4, cbranch<FP>4): New.
17606 (cstore<mode>4): New. Consolidate here all choices about when to use
17607 portable or specialized sCC sequences.
17608 (stack_protect_test): Use cbranchsi4.
17609 (conditional_trap): Replace with ctrap<GPR>4.
17610 (conditional trap insn): Replace trap_comparison_operator with
17611 ordered_comparison_operator.
17613 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17614 (s390_emit_prologue): Use ctrap.
17615 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17616 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17617 New predicates replacing...
17618 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17619 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17620 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17621 (add<mode>cc): Do not use s390_compare_op0/op1.
17622 (s<code>): Change to...
17623 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17624 (seq): Change to...
17625 (cstorecc4): ... this. Handle EQ or NE equally.
17626 (*sne): Un-privatize for use in cstorecc4.
17627 (b<code>): Change to...
17628 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17629 (conditional_trap): Replace with...
17630 (ctrap<GPR>4, ctrap<FP>4): ... these.
17631 (stack_protect): Use cbranchcc4.
17633 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17634 * config/score/score-protos.h (score_gen_cmp): Delete.
17635 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17636 (score_block_move-loop): Use cbranchsi4.
17637 * config/score/score.md (cbranchsi4): New.
17638 (cmpsi, bCC): Delete.
17639 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17640 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17641 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17642 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17643 * config/score/score3.h (score3_gen_cmp): Delete.
17644 * config/score/score7.h (score7_gen_cmp): Delete.
17646 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17647 (sh_emit_scc_to_t): ... this. Return void.
17648 (from_compare): Rename to...
17649 (sh_emit_compare_and_branch): ... this.
17650 (sh_emit_compare_and_set): New.
17651 (sh_expand_t_scc): Accept operands.
17652 * config/sh/predicates.md (sh_float_comparison_operator): New.
17653 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17654 (prepare_scc_operands): Rename to...
17655 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17657 (sh_emit_cheap_store_flag): New.
17658 (sh_emit_set_t_insn): New.
17659 (from_compare): Rename to...
17660 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17661 handling of TARGET_SH2E floating point to avoid recursive call.
17662 Generate branch here.
17663 (sh_emit_compare_and_set): New.
17664 (sh_expand_t_scc): Get op0/op1 from arguments.
17665 (sh_emit_cheap_store_flag): New.
17666 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17668 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17669 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17670 (movsicc, movdicc): Do nothing when it recreated operands from
17671 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17672 prepare_scc_operands (now sh_emit_scc_to_t).
17673 (udivdi3): Use cstoresi4.
17674 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17675 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17676 (cbranchint4_media, cbranchfp4_media): New.
17677 (casesi): Use cbranchdi4.
17678 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17680 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17681 (movnegt): Remove second operand.
17682 (cbranchsf4, cbranchdf4): New.
17683 (stack_protect): Use cbranchdi4/cbranchsi4.
17685 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17686 (gen_compare_reg): Accept comparison, extract part of it to...
17687 (gen_compare_reg_1): ... this.
17688 (gen_compare_operator): Delete.
17689 (gen_v9_scc): Accept separate destination, comparison code and arms.
17690 Do not use sparc_compare_op0/sparc_compare_op1.
17691 (emit_scc_insn, emit_conditional_branch_insn): New.
17692 (emit_v9_brxx): Make static. Remove useless assertion.
17693 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17695 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17696 * config/sparc/sparc-protos.h (gen_compare_reg,
17697 sparc_emit_float_lib_cmp): Adjust prototype.
17698 (emit_scc_insn, emit_conditional_branch_insn): New.
17699 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17700 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17701 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17702 iterators to the top.
17703 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17704 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17705 snedi_special_trunc): Delete.
17706 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17707 and snedi_special_trunc.
17708 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17709 cbranchdi4, cbranch<F:mode>4): New.
17710 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17711 here. Use gen_compare_reg instead of gen_compare_operator.
17712 (conditional_trap): Replace with...
17713 (ctrapsi4, ctrapdi4): ... this.
17714 (stack_protect_test): Use cbranchcc4.
17716 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17718 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17719 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17720 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17721 from operands[0] or operands[3] depending on is_set.
17722 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17723 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17724 cmpdf, bCC), sCC: Remove.
17725 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17726 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17728 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17729 spu_emit_branch_or_set.
17731 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17733 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17734 xstormy16_compare_op1): Delete.
17735 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17736 xstormy16_compare_op1): Delete.
17737 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17739 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17740 (cmphi, cmpsi, bCC): Remove.
17742 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17743 (*cmpsi): ... this one.
17744 (cbranchsi4, cstoresi4): New.
17745 (bCC expanders): Delete.
17746 (sCC insns): Fold into...
17747 (*setcc): ... this one.
17748 (casesi): Do not use gen_cmpsi and gen_bgtu.
17749 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
17750 (movsicc): Simplify.
17751 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
17753 * config/vax/vax-protos.h (cond_name): New.
17754 (vax_output_conditional_branch): Remove.
17755 * config/vax/vax.c (cond_name): New.
17756 (vax_output_conditional_branch): Remove.
17757 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
17758 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
17759 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
17760 (bit<VAXint>): Wrap source with (compare).
17761 (b<code> and following unnamed pattern): Rename to *branch and
17762 *branch_reversed. Change macroization to match_operator.
17763 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
17765 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
17766 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
17767 Change last argument to machine_mode.
17768 (xtensa_expand_scc): Add machine_mode argument.
17769 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
17770 (gen_conditional_move, xtensa_expand_conditional_branch,
17771 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
17772 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
17773 Adjust operand numbers.
17774 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
17776 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
17777 (cmpsi, cmpsf, b<code>, s<code>): Delete.
17778 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
17780 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17782 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17783 causes spurious differences between trunk and cond-optab branch.
17785 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17788 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
17790 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17792 * tree.c (iterative_hash_pointer): Delete.
17793 (iterative_hash_expr): Short-circuit handling of NULL pointer.
17794 Hash UIDs and versions of SSA names. Don't special-case built-in
17795 function declarations.
17797 2009-05-11 Ian Lance Taylor <iant@google.com>
17800 * graphite.c: Force -Wc++-compat to only be a warning before
17801 #including "cloog/cloog.h".
17803 2009-05-11 Martin Jambor <mjambor@suse.cz>
17805 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
17807 2009-05-11 Jan Hubicka <jh@suse.cz>
17809 * tree-ssa-loop-ivcanon.c: Include target.h
17810 (struct loop_size): new structure.
17811 (constant_after_peeling): New predicate.
17812 (tree_estimate_loop_size): New function.
17813 (estimated_unrolled_size): Rewrite for new estimates.
17814 (try_unroll_loop_completely): Use new estimates.
17815 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
17817 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17819 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
17820 libcpp interface change.
17821 (spu_macro_to_expand): Likewise.
17823 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
17825 PR tree-optimization/40026
17826 * gimplify.c (gimplify_init_constructor): Change initial conditional
17827 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
17828 optimize_compound_literals_in_ctor.
17830 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
17832 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
17834 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
17836 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
17838 * tree-vect-data-refs.c (vect_analyze_group_access): Use
17839 HOST_WIDE_INT for gap.
17841 2009-05-11 Ira Rosen <irar@il.ibm.com>
17843 PR tree-optimization/40074
17844 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
17845 account in group size and step comparison.
17847 2009-05-11 Richard Guenther <rguenther@suse.de>
17849 * passes.c (init_optimization_passes): Strip now incorrect comment.
17850 (execute_function_todo): Do not set PROP_alias.
17851 * tree-pass.h (PROP_alias): Remove.
17852 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
17853 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
17854 * tree-nrv.c (pass_return_slot): Likewise.
17855 * tree-object-size.c (pass_object_sizes): Likewise.
17856 * tree-ssa-dom.c (pass_dominator): Likewise.
17857 (pass_phi_only_cprop): Likewise.
17858 * tree-ssa-dse.c (pass_dse): Likewise.
17859 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17860 (pass_cselim): Likewise.
17861 * tree-ssa-pre.c (pass_pre): Likewise.
17862 (pass_fre): Likewise.
17863 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
17864 * tree-ssa-sink.c (pass_sink_code): Likewise.
17865 * tree-stdarg.c (pass_stdarg): Likewise.
17866 * tree-tailcall.c (pass_tail_calls): Likewise.
17867 * tree-vrp.c (pass_vrp): Likewise.
17869 2009-05-10 Ian Lance Taylor <iant@google.com>
17871 * basic-block.h (enum profile_status): Break out of struct
17872 control_flow_graph.
17873 * cgraph.h (struct inline_summary): Break out of struct
17875 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
17876 of struct cgraph_order_sort.
17877 * combine.c (enum undo_kind): New enum, broken out of struct undo.
17878 * cse.c (struct branch_path): Break out of struct
17879 cse_basic_block_data.
17880 * except.h (enum eh_region_type): Break out of struct eh_region.
17881 * gcc.c (enum add_del): Break out of struct modify_target.
17882 * genrecog.c (enum decision_type): Break out of struct decision_test.
17883 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
17885 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
17886 * regmove.c (enum match_use): New enum, broken out of struct match.
17887 * sched-int.h (enum post_call_group): New enum, broken out of
17889 (struct deps_reg): Break out of struct deps.
17890 * target.h (struct asm_int_op): Break out of struct gcc_target.
17891 * tree-eh.c (struct goto_queue_node): Break out of struct
17893 * tree-inline.h (enum copy_body_cge_which): Break out of
17895 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
17897 * c-decl.c (in_struct, struct_types): New static variables.
17898 (pushtag): Add loc parameter. Change all callers.
17899 (lookup_tag): Add ploc parameter. Change all callers.
17900 (check_compound_literal_type): New function.
17901 (parser_xref_tag): Add loc parameter. Change all callers. If
17902 -Wc++-compat, warn about struct/union/enum types defined within a
17904 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
17905 and loc parameters. Change all callers. Change error calls to
17906 error_at, using loc. For a redefinition, if the location of the
17907 original definition is known, report it. Set in_struct and
17908 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
17909 (finish_struct): Add new parameters enclosing_in_struct and
17910 enclosing_struct_types. Change all callers. Set
17911 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
17912 in the struct. If in a struct, add this struct to struct_types.
17913 (start_enum): Add loc parameter. Change all callers. Use
17914 error_at for errors, using loc. For a redefinition, if the
17915 location of the original definition is known, report it. If in a
17916 struct, add this enum type to struct_types. If -Wc++-compat warn
17917 if in sizeof, typeof, or alignof.
17918 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
17919 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
17920 (c_parser_enum_specifier): Get enum location for start_enum.
17921 (c_parser_struct_or_union_specifier): Get struct location for
17922 start_struct. Save in_struct and struct_types status between
17923 start_struct and finish_struct.
17924 (c_parser_cast_expression): Get location of cast.
17925 (c_parser_alignof_expression): Get location of type.
17926 (c_parser_postfix_expression): Likewise.
17927 (c_parser_postfix_expression_after_paren_type): Add type_loc
17928 parameter. Change all callers. Call check_compound_literal_type.
17929 Use type_loc for error about variable size type.
17930 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
17931 of an enum constant from an enum type defined in a struct or union.
17932 (c_cast_expr): Add loc parameter. Change all callers. If
17933 -Wc++-compat, warn about defining a type in a cast.
17934 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
17935 (start_enum, start_struct, finish_struct): Update declarations.
17936 (parser_xref_tag, c_cast_expr): Update declarations.
17937 (check_compound_literal_type): Declare.
17939 2009-05-11 Ben Elliston <bje@au.ibm.com>
17941 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
17942 for recent libcpp interface change.
17943 (rs6000_macro_to_expand): Likewise.
17945 2009-05-10 Michael Matz <matz@suse.de>
17948 * config/arm/arm.c (require_pic_register): Emit on entry edge,
17949 not at entry of function.
17951 2009-05-10 Richard Guenther <rguenther@suse.de>
17953 PR tree-optimization/40081
17955 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17956 using the main variant of the element type. Do not fiddle with
17957 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17959 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
17960 structs with volatile fields.
17962 2009-05-10 Jan Hubicka <jh@suse.cz>
17964 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
17965 (estimate_move_cost): Assert that it does not get called for
17967 (estimate_num_insns): Skip VOID types in argument handling.
17968 (optimize_inline_calls): Delete unreachable blocks and verify that
17969 callgraph is valid.
17971 2009-05-10 Jan Hubicka <jh@suse.cz>
17973 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
17974 * cgraph.c (cgraph_mark_address_taken_node): New function.
17975 (dump_cgraph_node): Dump new flag.
17976 * cgraph.h (struct cgraph_node): Add address_taken.
17977 (cgraph_mark_address_taken_node): New function.
17978 * ipa.c (cgraph_postorder): Prioritize functions with address taken
17979 since new direct calls can be born.
17981 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17983 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
17984 tok->val.node.node.
17986 2009-05-10 Jan Hubicka <jh@suse.cz>
17988 PR middle-end/40084
17989 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
17991 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
17992 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
17993 * tree-inline.c (copy_bb): Set frequency correctly.
17994 (fold_marked_statements): Update call to
17995 cgraph_update_edges_for_call_stmt.
17997 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17999 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
18000 identifiers in diagnostics.
18001 * config/arm/arm.c (arm_handle_fndecl_attribute,
18002 arm_handle_isr_attribute): Likewise.
18003 * config/avr/avr.c (avr_handle_progmem_attribute,
18004 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18005 * config/bfin/bfin.c (handle_int_attribute,
18006 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18007 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18008 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18010 * config/darwin.c (darwin_handle_kext_attribute,
18011 darwin_handle_weak_import_attribute): Likewise.
18012 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18013 h8300_handle_eightbit_data_attribute,
18014 h8300_handle_tiny_data_attribute): Likewise.
18015 * config/i386/i386.c (ix86_handle_cconv_attribute,
18016 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18017 * config/i386/winnt.c (ix86_handle_shared_attribute,
18018 ix86_handle_selectany_attribute): Likewise.
18019 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18020 * config/m32c/m32c.c (function_vector_handler): Likewise.
18021 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18022 m68hc11_handle_fntype_attribute): Likewise.
18023 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18024 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18025 * config/mips/mips.c (mips_insert_attributes,
18026 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18027 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18028 rs6000_handle_struct_attribute): Likewise.
18029 * config/sh/sh.c (sh_insert_attributes,
18030 sh_handle_resbank_handler_attribute,
18031 sh_handle_interrupt_handler_attribute,
18032 sh2a_handle_function_vector_handler_attribute,
18033 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18035 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18036 * config/spu/spu.c (spu_handle_fndecl_attribute,
18037 spu_handle_vector_attribute): Likewise.
18038 * config/stormy16/stormy16.c
18039 (xstormy16_handle_interrupt_attribute): Likewise.
18040 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18041 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18043 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18045 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18046 (pp_translate_identifiers): New.
18047 (pp_identifier): Only conditionally translate identifier to locale
18049 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18050 (pp_base_tree_identifier): Only conditionally translate identifier
18051 to locale character set.
18052 * c-pretty-print.c (M_): Define.
18053 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18054 fragments for conditional translation with M_.
18055 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18056 identifier translation.
18058 2009-05-10 Richard Guenther <rguenther@suse.de>
18060 PR tree-optimization/40081
18061 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18062 using the main variant of the element type. Do not fiddle with
18063 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18065 2009-05-09 Jan Hubicka <jh@suse.cz>
18067 PR middle-end/40080
18068 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18069 indirect calls; verify cgraph afterwards.
18071 2009-05-09 Jan Hubicka <jh@suse.cz>
18074 * ipa.c (update_inlined_to_pointer): New function.
18075 (cgraph_remove_unreachable_nodes): Use it.
18077 2009-05-09 Jan Hubicka <jh@suse.cz>
18079 * tree-eh.c (struct leh_state): Remove prev_try.
18080 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18081 not track prev_try.
18082 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18083 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18084 remove_eh_handler_and_replace, foreach_reachable_handler,
18085 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18086 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18087 (gen_eh_region_cleanup): Update prototype.
18089 2009-05-09 Jan Hubicka <jh@suse.cz>
18091 PR middle-end/40043
18092 * except.c (copy_eh_region): Always set prev_try.
18093 (redirect_eh_edge_to_label): Find outer try.
18094 (foreach_reachable_handler): When looking for prev try
18095 handle case where previous try is not going to be taken.
18097 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18099 PR tree-optimization/40049
18100 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18101 only vector/vector shifts, convert the type of the constant to the
18102 appropriate type to avoid building incorrect trees, which
18103 eventually have problems with garbage collection.
18105 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18107 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18108 -1 for complex floating-point types if honoring signed zeros.
18110 2009-05-08 Jan Hubicka <jh@suse.cz>
18112 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18113 argument; handle correctly when profile is absent.
18114 (build_cgraph_edges): Update.
18115 (rebuild_cgraph_edges): Update.
18116 * cgraph.c: Do not include varray.h.
18117 (cgraph_set_call_stmt_including_clones): New function.
18118 (cgraph_create_edge_including_clones): Likewise
18119 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18120 (cgraph_update_edges_for_call_stmt): Handle clones.
18121 (cgraph_remove_node): Handle clone tree.
18122 (cgraph_remove_node_and_inline_clones): New function.
18123 (dump_cgraph_node): Dump clone tree.
18124 (cgraph_clone_node): Handle clone tree.
18125 (clone_function_name): Bring here from tree-inline.c.
18126 (cgraph_create_virtual_clone): New function.
18127 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18128 (cgraph_clone_info): New function.
18129 (strut cgraph_node): Add clone_info and new clone tree pointers.
18130 (cgraph_remove_node_and_inline_clones,
18131 cgraph_set_call_stmt_including_clones,
18132 cgraph_create_edge_including_clones,
18133 cgraph_create_virtual_clone): Declare.
18134 (cgraph_function_versioning): Use VEC argument.
18135 (compute_call_stmt_bb_frequency): Update prototype.
18136 (cgraph_materialize_all_clones): New function.
18137 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18138 (ipcp_create_replace_map): Update to VECtors.
18139 (ipcp_update_callgraph): Use virtual clones.
18140 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18141 (ipcp_update_profiling): Do not update local profiling.
18142 (ipcp_insert_stage): Use VECtors and virtual clones.
18143 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18144 (clone_of_p): New function.
18145 (cgraph_preserve_function_body_p): Use clone tree.
18146 (cgraph_optimize): Materialize clones.
18147 (cgraph_function_versioning): Update for VECtors.
18148 (save_inline_function_body): Use clone tree.
18149 (cgraph_materialize_clone): New function.
18150 (cgraph_materialize_all_clones): Likewise.
18151 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18152 * ipa.c: Include gimple.h.
18153 (cgraph_remove_unreachable_nodes): Use clone tree.
18154 * ipa-prop.c (ipa_note_param_call): Update call to
18155 compute_call_stmt_bb_frequencycall.
18156 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18157 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18158 (copy_bb): Handle updating of clone tree; add new edge when new call
18160 (expand_call_inline): Be strict about every call having edge.
18161 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18162 (delete_unreachable_blocks_update_callgraph): New function.
18163 (tree_function_versioning): Use VECtors; always remove unreachable
18164 blocks and fold conditionals.
18165 * tree-inline.h: Do not include varray.h.
18166 (tree_function_versioning): Remove.
18167 * Makefile.in (GTFILES): Remove tree-inline.c
18168 * passes.c (do_per_function): Do only functions having body.
18169 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18172 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18173 Andrew Morrow <acm@google.com>
18176 * c-common.c (c_common_attribute_table): Permit deprecated
18177 attribute to take an optional argument.
18178 (handle_deprecated_attribute): If the optional argument to
18179 __attribute__((deprecated)) is not a string ignore the attribute
18180 and emit a warning.
18182 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18183 * c-typeck.c (build_component_ref): Likewise.
18184 (build_external_ref): Likewise.
18186 * toplev.c (warn_deprecated_use): Add an attribute argument.
18187 Emit the message associated with __attribute__((deprecated)).
18189 * toplev.h (warn_deprecated_use): Updated.
18191 * doc/extend.texi: Document new optional parameter to
18192 __attribute__((deprecated))
18194 2009-05-08 Michael Eager <eager@eagercon.com>
18196 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18197 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18199 2009-05-08 Richard Guenther <rguenther@suse.de>
18201 PR tree-optimization/40062
18202 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18203 Avoid exponential behavior.
18205 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18207 PR rtl-optimization/33928
18209 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18210 process_uses, build_single_def_use_links): New.
18211 (update_df): Update use_def_ref.
18212 (forward_propagate_into): Use get_def_for_use instead of use-def
18214 (fwprop_init): Call build_single_def_use_links and let it initialize
18216 (fwprop_done): Free use_def_ref.
18217 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18218 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18219 df_rd_simulate_one_insn): New.
18220 (df_rd_bb_local_compute_process_def): Update head comment.
18221 (df_chain_create_bb): Use the new RD simulation functions.
18222 * df.h (df_rd_simulate_artificial_defs_at_top,
18223 df_rd_simulate_one_insn): New.
18224 * opts.c (decode_options): Enable fwprop at -O1.
18225 * doc/invoke.texi (-fforward-propagate): Document this.
18227 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18230 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18231 and one complex operand specially.
18232 * tree-complex.c (some_nonzerop): Do not identify a real value as
18233 zero if flag_signed_zeros.
18235 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18237 PR rtl-optimization/33928
18238 * loop-invariant.c (record_use): Fix && vs. || mishap.
18240 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18242 PR rtl-optimization/33928
18243 * loop-invariant.c (struct use): Add addr_use_p.
18244 (struct def): Add n_addr_uses.
18245 (struct invariant): Add cheap_address.
18246 (create_new_invariant): Set cheap_address.
18247 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18248 (record_uses): Pass df_ref to record_use.
18249 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18252 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18254 * config/sh/sh.c: Do not include c-pragma.h.
18256 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18258 * config/spu/spu.c: Remove include of c-common.h.
18260 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18263 * c-common.h (mark_valid_location_for_stdc_pragma,
18264 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18265 clear_float_const_decimal64, float_const_decimal64_p): New.
18266 * c.opt (Wunsuffixed-float-constants): New.
18267 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18268 unsuffixed float constant, handle new warning.
18269 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18270 * c-decl.c (c_scope): New flag float_const_decimal64.
18271 (set_float_const_decimal64, clear_float_const_decimal64,
18272 float_const_decimal64_p): New.
18273 (push_scope): Set new flag.
18274 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18275 to use STDC pragmas.
18276 (c_parser_external_declaration): Ditto.
18277 (c_parser_compound_statement_nostart): Ditto.
18278 * c-pragma.c (valid_location_for_stdc_pragma,
18279 mark_valid_location_for_stdc_pragma,
18280 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18281 handle_pragma_float_const_decimal64): New.
18282 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18283 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18284 set_float_const_decimal64, clear_float_const_decimal64,
18285 float_const_decimal64_p): New dummy functions.
18286 * doc/extend.texi (Decimal Float): Remove statement that the
18287 pragma, and suffix for double constants, are not supported.
18288 * doc/invoke.texi (Warning Options): List new option.
18289 (-Wunsuffixed-float-constants): New.
18291 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18293 * config/i386/i386.c: Do not include c-common.h.
18295 2009-05-07 Mark Heffernan <meheff@google.com>
18297 * doc/invoke.texi (Debugging Options): Document change of debugging
18299 * opts.c (decode_options): Make dump_base_name relative to
18300 aux_base_name directory.
18302 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18304 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18305 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18307 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18309 * Makefile.in (install-plugin): Simplify a bit.
18311 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18313 * Makefile.in (OBJS-common): Add regcprop.o.
18315 * timevar.def (TV_CPROP_REGISTERS): New.
18316 * regrename.c (regrename_optimize): Return 0.
18317 (rest_of_handle_regrename): Delete.
18318 (pass_rename_registers): Point to regrename_optimize.
18319 (struct value_data_entry, struct value_data,
18320 kill_value_one_regno, kill_value_regno, kill_value,
18321 set_value_regno, init_value_data, kill_clobbered_value,
18322 kill_set_value, kill_autoinc_value, copy_value,
18323 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18324 replace_oldest_value_reg, replace_oldest_value_addr,
18325 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18326 debug_value_data, validate_value_data): Move...
18327 * regcprop.c: ... here.
18328 (rest_of_handle_cprop): Delete.
18329 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18331 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18333 PR middle-end/40057
18334 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18335 GEN_INT for 1 << bitnum.
18336 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18337 build_int_cst_type.
18339 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18341 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18342 Remove wrong description of "nand" operation.
18344 2009-05-06 Richard Guenther <rguenther@suse.de>
18345 Adam Nemet <anemet@caviumnetworks.com>
18347 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18348 comment. Add that if LHS is not a gimple register, then RHS1 has
18349 to be a single object (GIMPLE_SINGLE_RHS).
18351 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18353 * expr.c (get_def_for_expr): Move it up in the file.
18354 (store_field): When expanding a bit-field store, look at the
18355 defining gimple stmt for the masking conversion.
18357 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18359 PR middle-end/39986
18360 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18361 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18362 32-bit memcpy into long.
18364 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18366 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18367 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18369 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18370 instead of appending DW_OP_deref*.
18372 2009-05-06 Michael Matz <matz@suse.de>
18374 PR middle-end/40021
18375 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18376 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18378 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18380 * Makefile.in (install-plugin): Fix srcdir handling.
18382 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18384 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18385 when processing for not_regs_needed bitmap.
18386 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18387 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18388 handling it for rhs.
18390 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18392 * config/i386/i386.md (unnamed inc/dec peephole): Use
18393 optimize_insn_for_size_p instead of optimize_size.
18394 * config/i386/predicates.md (incdec_operand): Likewise.
18395 (aligned_operand): Likewise.
18396 * config/i386/sse.md (divv8sf3): Likewise.
18397 (sqrtv8sf2): Likewise.
18399 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18401 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18403 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18405 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18407 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18408 ssemodesuffixf2c with avxmodesuffixf2c.
18410 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18413 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18415 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18417 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18418 (struct tree_base): Adjust spacing for 8 bit boundaries.
18419 (struct tree_decl_common): Add decl_by_reference_flag bit.
18420 (DECL_BY_REFERENCE): Adjust.
18421 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18422 print DECL_BY_REFERENCE bit.
18423 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18424 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18425 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18426 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18429 PR middle-end/39666
18430 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18431 range of the type, but default label is missing, add it with one
18432 of the existing labels instead of adding a new label for it.
18434 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18438 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18440 * Makefile.in (enable_plugin, plugin_includedir): New.
18441 (install): Depend on install-plugin.
18442 (PLUGIN_HEADERS): New.
18443 (install-plugin): New.
18444 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18446 2009-05-05 Richard Guenther <rguenther@suse.de>
18448 PR tree-optimization/40022
18449 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18451 (phivn_valid_p): Fix tuplification error, simplify.
18452 (phiprop_insert_phi): Add dumps.
18453 (propagate_with_phi): Simplify.
18455 2009-05-05 Richard Guenther <rguenther@suse.de>
18457 PR middle-end/40023
18458 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18460 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18462 * tree.h (strip_float_extensions): Remove duplicate declaration.
18463 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18464 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18465 block_ultimate_origin): Rearrange the declarations line to match the
18466 comment that indicates the .c file which the functions are defined.
18467 (dwarf2out_*, set_decl_rtl): Add comment.
18468 (get_base_address): Adjust comment.
18469 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18470 declarations line and add comment.
18471 (is_builtin_name): Add blank after function name, for clarity.
18473 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18475 * attribs.c (decl_attributes): Use %qE for identifiers in
18477 * cgraphunit.c (verify_cgraph_node): Translate function names to
18478 locale character set in diagnostics.
18479 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18481 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18482 Document that functions are named in UTF-8.
18483 * expr.c (expand_expr_real_1): Translate function names to locale
18484 character set in diagnostics.
18485 * gimplify.c (omp_notice_variable, omp_is_private,
18486 gimplify_scan_omp_clauses): Use %qE for identifiers in
18488 * langhooks.c (lhd_print_error_function): Translate function names
18489 to locale character set.
18490 * langhooks.h (decl_printable_name): Document that return value is
18491 in internal character set.
18492 * stmt.c: Include pretty-print.h
18493 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18495 (resolve_operand_name_1): Translate named operand name to locale
18497 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18499 * toplev.c (announce_function): Translate function names to locale
18501 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18502 (default_tree_printer): Use pp_identifier or translate identifiers
18503 to locale character set. Mark "<anonymous>" for translation.
18504 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18505 for identifiers in diagnostics.
18506 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18508 * varasm.c (output_constructor): Use %qE for identifiers in
18511 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18513 * configure.ac: use ` ` instead of $()
18514 * configure: Regenerate.
18516 2009-05-05 Ben Elliston <bje@au.ibm.com>
18518 * config/pa/linux-atomic.c: Eliminate conditional include of
18519 errno.h on non-LP64 systems to simplify build requirements.
18521 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18523 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18525 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18526 and pass value to identifier_to_locale.
18527 (warn_variable_length_array): Make name a tree.
18528 (grokdeclarator): Separate diagnostic texts for named and unnamed
18529 declarators. Use %qE for named declarators.
18530 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18532 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18533 identifiers in diagnostics.
18534 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18535 identifier_to_locale. Mark "anonymous" strings for translation.
18537 2009-05-04 Michael Eager <eager@eagercon.com>
18539 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18540 address for DImode/DFmode only if double-precision FP regs.
18542 2009-05-04 Michael Eager <eager@eagercon.com>
18544 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18545 TARGET_SINGLE_FLOAT check.
18547 2009-05-04 Michael Eager <eager@eagercon.com>
18549 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18551 2009-05-04 Michael Eager <eager@eagercon.com>
18553 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18554 * config/rs6000/t-xilinx: New
18556 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18558 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18559 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18560 * gcc/explow.c (memory_address): Use target hook.
18561 * gcc/targhooks.c (default_legitimize_address): New.
18562 * gcc/targhooks.h (default_legitimize_address): New.
18563 * gcc/target.h (legitimize_address): New.
18564 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18565 (TARGET_INITIALIZER): Include it.
18566 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18568 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18569 * config/bfin/bfin.c (legitimize_address): Remove.
18570 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18571 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18573 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18574 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18576 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18577 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18578 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18579 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18580 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18581 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18582 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18583 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18584 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18585 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18586 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18587 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18588 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18589 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18590 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18591 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18592 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18593 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18594 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18595 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18596 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18597 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18598 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18600 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18601 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18602 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18603 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18604 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18605 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18606 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18607 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18608 (thumb_legitimize_address): Delete.
18609 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18610 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18611 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18612 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18613 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18614 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18616 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18619 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18620 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18621 * config/m32r/m32r.c (m32r_legitimize_address): New.
18622 * config/m68k/m68k.c (m68k_legitimize_address): New.
18623 * config/score/score.c (score_legitimize_address): Standardize.
18624 * config/score/score3.c (score3_legitimize_address): Standardize.
18625 * config/score/score3.h (score3_legitimize_address): Adjust.
18626 * config/score/score7.c (score7_legitimize_address): Standardize.
18627 * config/score/score7.h (score7_legitimize_address): Adjust.
18628 * config/sh/sh.c (sh_legitimize_address): New.
18629 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18631 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18632 (s390_legitimize_address): ... this.
18633 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18634 (sparc_legitimize_address): ... this.
18635 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18636 (ix86_legitimize_address): ... this.
18637 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18638 (avr_legitimize_address): ... this.
18639 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18640 (mn10300_legitimize_address): ... this.
18641 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18642 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18643 (alpha_expand_mov): Adjust call.
18645 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18646 * config/spu/spu.c (spu_legitimize_address): Likewise.
18647 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18648 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18650 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18652 * intl.c (locale_encoding, locale_utf8): New.
18653 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18654 * intl.h (locale_encoding, locale_utf8): Declare.
18655 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18656 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18658 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18660 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18661 (pp_base_tree_identifier): Declare as function.
18662 (identifier_to_locale): Declare.
18663 * Makefile.in (pretty-print.o): Update dependencies.
18664 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18666 2009-05-04 Richard Guenther <rguenther@suse.de>
18668 PR middle-end/40015
18669 * builtins.c (fold_builtin_memory_op): Do not decay to element
18670 type if the size matches the whole array.
18672 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18674 * expmed.c (synth_mult): When trying out a shift, pass the result
18677 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18679 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18680 (shiftsub1_cost): New.
18681 (init_expmed): Compute shiftsub1_cost.
18682 (synth_mult): Optimize multiplications by constants of the form
18683 -(2^^m-1) for some constant positive integer m.
18685 2009-05-03 Richard Guenther <rguenther@suse.de>
18688 * c-typeck.c (array_to_pointer_conversion): Do not built
18689 ADDR_EXPRs of arrays of pointer-to-element type.
18690 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18691 up wrong ADDR_EXPRs after-the-fact.
18692 * c-common.c (strict_aliasing_warning): Strip pointer
18693 conversions for obtaining the original type.
18694 * builtins.c (fold_builtin_memset): Handle array types.
18695 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18698 2009-05-03 Richard Guenther <rguenther@suse.de>
18700 PR middle-end/23329
18701 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18702 Do not lose casts from array types with unknown extent to array
18703 types with known extent.
18704 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18705 alias set compatibility.
18707 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18709 * flags.h (extra_warnings): Delete.
18710 * toplev.c (process_options): Handle Wuninitialized here.
18711 * opts.c (extra_warnings): Delete.
18712 (set_Wextra): Delete.
18713 (common_handle_option): -Wextra can be handled automatically.
18714 * c-opts.c (c_common_handle_option): Delete obsolete code.
18715 (c_common_post_options): Simplify comment.
18716 * common.opt (W): Add Var.
18718 (Wuninitialized): Initialize to -1.
18720 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18721 Richard Guenther <rguenther@suse.de>
18723 * expr.c (get_def_for_expr): New function.
18724 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18725 SSA rather than trees.
18726 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18727 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18729 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18731 * c-common.c (reswords): Add _Imaginary.
18732 * c-common.c (enum rid): Add RID_IMAGINARY.
18734 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18736 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18737 Patch by Richard Guenther.
18739 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18741 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18742 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18743 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18744 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
18745 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
18746 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
18747 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
18748 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
18749 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
18750 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
18751 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
18752 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
18753 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
18754 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
18755 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
18756 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
18757 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
18758 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
18760 2009-05-02 Richard Guenther <rguenther@suse.de>
18762 PR tree-optimization/39940
18763 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
18766 2009-05-02 Richard Guenther <rguenther@suse.de>
18768 PR middle-end/40001
18769 * tree-ssa.c (execute_update_addresses_taken): Properly check
18770 if we can mark a variable DECL_GIMPLE_REG_P.
18771 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
18772 back to the end of the function.
18773 (is_gimple_reg_type): Remove complex type special casing.
18774 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
18777 2009-05-02 Ben Elliston <bje@au.ibm.com>
18779 * doc/collect2.texi (Collect2): Document search path behaviour
18780 when configured with --with-ld.
18782 2009-05-02 Jan Hubicka <jh@suse.cz>
18784 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
18785 parameter; update callers.
18786 (coalesce_cost_edge): EH edges are costier because they needs
18787 splitting even if not critical and even more costier when there are
18788 multiple EH predecestors.
18790 2009-05-02 Jan Hubicka <jh@suse.cz>
18792 * except.c (remove_eh_handler_and_replace): Handle updating after
18793 removing TRY blocks.
18795 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
18797 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
18799 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
18801 * varasm.c: Do not include c-pragma.h.
18802 * attribs.c: Do not incude c-common.h.
18804 2009-05-01 Michael Matz <matz@suse.de>
18806 * calls.c (initialize_argument_information): Handle SSA names like
18807 decls with a non MEM_P DECL_RTL.
18809 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18811 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
18812 * ipa-utils.c: Likewise.
18813 * ipa-type-escape.c: Likewise.
18814 * cgraphunit.c Do not include c-common.h.
18815 * ipa-pure-const.c: Likewise.
18816 * tree-if-conv.c: Likewise.
18817 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
18818 * ipa-struct-reorg.c: Likewise.
18819 * tree-nomudflap.c: Likewise.
18820 * tree-ssa-structalias.c: Likewise.
18822 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18824 * store-motion.c: Many cleanups to make this pass a first-class
18825 citizen instead of an appendix to gcse load motion. Add TODO list
18826 to make this pass faster/cleaner/better.
18828 (struct ls_expr): Post gcse.c-split cleanups.
18829 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
18830 "stores" field to "avail_stores".
18831 (pre_ldst_mems): Rename to store_motion_mems.
18832 (pre_ldst_table): Rename to store_motion_mems_table.
18833 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
18834 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
18835 (ldst_entry): Rename to st_expr_entry, update users.
18836 (free_ldst_entry): Rename to free_st_expr_entry, update users.
18837 (free_ldst_mems): Rename to free_store_motion_mems, update users.
18838 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
18840 (first_ls_expr): Rename to first_st_expr, update users.
18841 (next_ls_expr): Rename to next_st_expr, update users.
18842 (print_ldst_list): Rename to print_store_motion_mems. Print names of
18843 fields properly for store motion instead of names inherited from load
18845 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
18846 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
18849 (ae_kill): Rename to st_kill, update users.
18850 (ae_gen): Rename to st_avloc, update users.
18851 (transp): Rename to st_transp, update users.
18852 (pre_insert_map): Rename to st_insert_map, update users.
18853 (pre_delete_map): Rename to st_delete_map, update users.
18854 (insert_store, build_store_vectors, free_store_memory,
18855 one_store_motion_pass): Update for abovementioned changes.
18857 (gcse_subst_count, gcse_create_count): Remove.
18858 (one_store_motion_pass): New statistics counters "n_stores_deleted"
18859 and "n_stores_created", local variables.
18861 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
18864 (regvec, compute_store_table_current_insn): Remove.
18865 (reg_set_info, reg_clear_last_set): Remove.
18866 (compute_store_table): Use DF caches instead of local dataflow
18869 2009-05-01 Joseph Myers <joseph@codesourcery.com>
18871 * c-objc-common.c (c_tree_printer): Print identifiers with
18872 pp_identifier, not pp_string. Mark "({anonymous})" for
18874 * c-pretty-print.c (pp_c_ws_string): New.
18875 (pp_c_cv_qualifier, pp_c_type_specifier,
18876 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
18877 pp_c_storage_class_specifier, pp_c_function_specifier,
18878 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
18879 pp_c_primary_expression, pp_c_postfix_expression,
18880 pp_c_unary_expression, pp_c_shift_expression,
18881 pp_c_relational_expression, pp_c_equality_expression,
18882 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
18883 use pp_string and pp_c_ws_string in place of pp_identifier and
18884 pp_c_identifier for non-identifiers. Mark English strings for
18886 * c-pretty-print.h (pp_c_ws_string): Declare.
18888 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
18889 Roland McGrath <roland@redhat.com>
18891 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
18892 (ENABLE_LD_BUILDID): New configuration option.
18893 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
18894 (LINK_BUILDID_SPEC): New macro.
18895 (init_spec): If defined, prepend it between LINK_EH_SPEC and
18897 * doc/install.texi: Document --enable-linker-build-id option.
18898 * configure: Rebuild.
18899 * config.in: Rebuild.
18901 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
18903 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
18904 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
18905 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
18906 MIPS_GP_SAVE_AREA_SIZE.
18907 * config/mips/mips.c (struct mips_frame_info): Update comment
18908 before arg_pointer_offset and hard_frame_pointer_offset.
18909 (mips_compute_frame_info): Update diagram before function: to
18910 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
18911 indicate the position of frame_pointer_rtx with -fstack-protector and
18912 to show args_size. Don't allocate cprestore area for leaf functions
18913 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
18915 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
18917 2009-04-30 Michael Matz <matz@suse.de>
18919 PR tree-optimization/39955
18920 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
18922 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
18924 * ira.c (setup_cover_and_important_classes): Use safe macro
18925 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
18927 * genpreds.c (write_tm_preds_h): Output suitable definition of
18928 REG_CLASS_FOR_CONSTRAINT.
18930 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18932 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
18934 * bitmap.c (bitmap_descriptor): Likewise.
18935 * ggc-common.c (loc_descriptor): Likewise.
18936 * varray.c (varray_descriptor): Likewise.
18937 * vec.c (vec_descriptor): Likewise.
18939 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
18941 * Makefile.in (dce.o): Add $(EXCEPT_H).
18942 * dce.c: Include except.h and delete redundant vector definitions.
18943 (deletable_insn_p): Return false for non-call insns that can throw
18946 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
18948 * gcse.c (ae_gen): Remove.
18949 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
18950 and make non-static function to make it available in store-motion.c.
18951 Update call sites with search-and-replace.
18952 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
18953 extract_mentioned_regs, extract_mentioned_regs_helper,
18954 find_moveable_store, compute_store_table, load_kills_store, find_loads,
18955 store_killed_in_insn, store_killed_after, store_killed_before,
18956 build_store_vectors, insert_insn_start_basic_block, insert-store,
18957 remove_reachable_equiv_notes, replace_store_insn, delete_store,
18958 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
18959 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
18960 * store-motion.c: ...new file. Also copy data structures from gcse.c
18961 and clean up to remove parts not used by store motion.
18962 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
18963 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
18965 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18968 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
18969 when optimizing for size.
18971 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
18973 * gcse.c (gcse_constant_p): Fix typo in last change.
18975 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18977 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
18979 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
18981 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
18983 2009-04-29 James E. Wilson <wilson@codesourcery.com>
18985 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
18986 CONST_HIGH_PART result.
18988 2009-04-29 Anatoly Sokolov <aesok@post.ru>
18990 * config/avr/avr.c (initial_elimination_offset): Rename to
18991 avr_initial_elimination_offset.
18992 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
18993 change return type to bool.
18994 (avr_can_eliminate): New function.
18995 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
18996 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
18997 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
18998 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
18999 avr_initial_elimination_offset.
19000 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19001 (avr_initial_elimination_offset): Define.
19003 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19004 Steven Bosscher <steven@gcc.gnu.org>
19006 PR rtl-optimization/39938
19007 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19008 * cfgrtl.c: Include insn-attr.h.
19009 (rest_of_pass_free_cfg): New function.
19010 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19011 * resource.c (init_resource_info): Remove call to df_analyze.
19013 2009-04-29 Richard Guenther <rguenther@suse.de>
19016 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19017 allow conversion to signed integers.
19019 2009-04-29 Richard Guenther <rguenther@suse.de>
19021 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19022 shifts of floating point vectors if the shift amount is
19023 a constant multiple of the element size.
19025 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19026 Michael Matz <matz@suse.de>
19028 PR middle-end/39927
19030 * tree-outof-ssa.c (emit_partition_copy): New function.
19031 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19032 insert_part_to_rtx_on_edge): Perform the partition base var
19033 copy using emit_partition_copy.
19034 (insert_value_copy_on_edge): Convert constants to the right mode.
19035 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19036 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19038 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19040 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19041 scan backwards to try to find a constant to initialize it.
19043 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19044 insn before the loop_end instruction, don't look past labels.
19046 2009-04-29 Richard Guenther <rguenther@suse.de>
19048 PR middle-end/39937
19049 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19050 loose type conversions.
19051 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19052 stmts only if there are no uses of its definition.
19054 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19056 * config/bfin/bfin.h (splitting_loops): Declare.
19057 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19058 Reorder bit definitions to be ascending.
19059 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19060 * config/bfin/bfin.c (splitting_loops): New variable.
19061 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19062 (struct loop_info): Remove members INIT and LOOP_INIT.
19063 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19064 the LSETUP sequence. Allow LC to be loaded from any register, but
19065 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19066 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19068 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19069 of reload_completed.
19072 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19074 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19076 * Makefile.in (PLUGIN_VERSION_H): New.
19077 (OBJS-common): Remove plugin-version.o.
19078 (plugin.o): Depend on (PLUGIN_VERSION_H).
19079 (plugin-version.o): Remove.
19080 * configure: Regenerate
19081 * configure.ac: Create plugin-version.h.
19082 * gcc-plugin.h (plugin_gcc_version): Remove.
19083 (plugin_default_version_check): Change signature.
19084 * plugin-version.c: Remove.
19085 * plugin.c: Include plugin-version.h.
19086 (str_plugin_gcc_version_name): Remove.
19087 (try_init_one_plugin): Pass gcc version to plugin_init.
19088 (plugin_default_version_check): Both gcc and plugin versions are now
19091 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19093 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19094 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19095 Remove special case testing for last insn of inner loops. Don't fail
19096 if the loop ends with a jump, emit an extra nop instead.
19098 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19099 DREGS rather than comparing directly. Remove code that tries to
19100 account for latencies.
19102 2009-04-29 Richard Guenther <rguenther@suse.de>
19104 PR tree-optimization/39941
19105 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19106 eliminating an indirect call.
19108 2009-04-29 Richard Guenther <rguenther@suse.de>
19110 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19111 parameter. Allow invariants as base if !require_lvalue.
19112 (verify_gimple_assign_single): Adjust.
19114 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19116 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19117 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19118 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19119 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19120 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19122 * config/bfin/bfin.c (bfin_expand_builtin,
19123 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19125 2009-04-28 Richard Guenther <rguenther@suse.de>
19127 * tree-vect-loop.c (get_initial_def_for_induction): Use
19128 correct types for pointer increment.
19130 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19132 * toplev.c (print_version): Update GMP version string calculation.
19134 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19136 PR rtl-optimization/39938
19137 * resource.c (init_resource_info): Add call to df_analyze.
19139 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19141 * config/alpha/alpha.md (usegp): Cast the result of
19142 alpha_find_lo_sum_using_gp to enum attr_usegp.
19143 * config/alpha/alpha.c (override_options): Remove end-of-structure
19144 marker element from cpu_table. Use array size of cpu_table to handle
19145 -mcpu and -mtune options.
19146 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19148 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19150 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19151 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19152 tune_32 and tune_64.
19153 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19154 support on PowerPC.
19155 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19156 * config/rs6000/option-defaults.h: ... here. New file.
19157 (OPT_64, OPT_32): Define.
19158 (MASK_64BIT): Define to 0 if not already defined.
19159 (OPT_ARCH64, OPT_ARCH32): Define.
19160 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19163 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19165 * config/arm/arm.c (arm_override_options): Emit error on using
19168 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19170 PR rtl-optimization/39914
19171 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19172 registers for allocnos created from user-defined variables only
19173 when not optimizing.
19175 2009-04-28 Richard Guenther <rguenther@suse.de>
19177 PR middle-end/39937
19178 * fold-const.c (fold_binary): Use distribute_real_division only
19181 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19183 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19184 add hpux-stdint.h to tm_file.
19185 (hppa[12]*-*-hpux11*): Ditto.
19186 (ia64*-*-hpux*): Ditto.
19187 * config/hpux-stdint.h: New.
19188 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19189 __STDC_EXT__ for all compiles.
19190 * config/pa/pa-hpux.h: Ditto.
19191 * config/pa/pa-hpux10.h: Ditto.
19192 * config/pa/pa-hpux11.h: Ditto.
19194 2009-04-28 Catherine Moore <clm@codesourcery.com>
19196 * debug.h (set_name): Add comment.
19198 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19201 * config/darwin.c (machopic_gen_offset): Check
19202 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19203 * config/arm/arm.c (require_pic_register): Likewise.
19205 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19207 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19208 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19209 m32c_promote_prototypes): Delete.
19211 2009-04-28 Michael Matz <matz@suse.de>
19213 PR middle-end/39922
19214 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19217 2009-04-28 Richard Guenther <rguenther@suse.de>
19219 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19221 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19223 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19224 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19225 * config/arm/arm-tune.md: Regenerate.
19227 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19229 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19230 block if there are complex incoming edges.
19231 (sel_merge_blocks): Remove useless assert.
19232 (sel_redirect_edge_and_branch): Check that edge was redirected.
19233 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19234 (sel_find_rgns): Delete declaration.
19235 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19236 the region when it is not a preheader.
19238 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19241 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19243 2009-04-28 Richard Guenther <rguenther@suse.de>
19245 * tree.h (SSA_NAME_VALUE): Remove.
19246 (struct tree_ssa_name): Remove value_handle member.
19247 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19248 array for jump threading.
19249 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19251 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19252 * tree-flow.h (threadedge_initialize_values): Declare.
19253 (threadedge_finalize_values): Likewise.
19254 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19255 (SSA_NAME_VALUE): Define.
19256 (threadedge_initialize_values): New function.
19257 (threadedge_finalize_values): Likewise.
19258 * tree-ssa-dom.c (ssa_name_values): New global variable.
19259 (SSA_NAME_VALUE): Define.
19260 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19262 2009-04-28 Ira Rosen <irar@il.ibm.com>
19264 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19265 Use REPORT_VECTORIZED_LOCATIONS instead
19266 REPORT_VECTORIZED_LOOPS.
19267 * tree-vectorizer.c (vect_verbosity_level): Make static.
19268 (vect_loop_location): Rename to vect_location.
19269 (vect_set_verbosity_level): Update comment.
19270 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19272 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19273 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19274 instead REPORT_UNVECTORIZED_LOOPS.
19275 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19276 and vect_loop_def to vect_external_def and vect_internal_def.
19277 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19278 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19279 REPORT_UNVECTORIZED_LOCATIONS.
19280 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19281 and vect_used_in_loop and to vect_unused_in_scope and
19282 vect_used_in_scope.
19283 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19284 (vect_verbosity_level): Remove declaration.
19285 (vect_analyze_operations): Likewise.
19286 (vect_analyze_stmt): Declare.
19287 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19288 REPORT_UNVECTORIZED_LOCATIONS.
19289 (vect_get_loop_niters): Fix indentation.
19290 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19291 (vect_analyze_loop_operations): New function.
19292 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19293 vect_analyze_operations.
19294 (vect_is_simple_reduction): Use new names.
19295 (vectorizable_live_operation, vect_transform_loop): Likewise.
19296 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19297 to specify whether the data references can be a part of interleaving
19299 (vect_analyze_data_ref_dependence): Use new names.
19300 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19301 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19302 * tree-vect-patterns.c (widened_name_p): Use new names.
19303 (vect_recog_dot_prod_pattern): Likewise.
19304 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19305 (process_use, vect_mark_stmts_to_be_vectorized,
19306 vect_model_simple_cost, vect_model_store_cost,
19307 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19308 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19309 vectorizable_operation, vectorizable_type_demotion,
19310 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19311 vectorizable_condition): Likewise.
19312 (vect_analyze_operations): Split into vect_analyze_loop_operations
19314 (vect_analyze_stmt): ... new function.
19315 (new_stmt_vec_info): Use new names.
19316 (vect_is_simple_use): Use new names and fix comment.
19317 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19318 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19320 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19323 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19324 and integer modes for x87 operands. Do not ICE for unsupported size,
19325 generate error instead. Generate error for unsupported operand types.
19326 ['z']: Do not handle HImode memory operands specially. Warning
19327 for floating-point operands. Fallthru to 'Z' for unsupported operand
19328 types. Do not ICE for unsupported size, generate error instead.
19329 (output_387_binary_op): Use %Z to output operands.
19330 (output_fp_compare): Ditto.
19331 (output_387_reg_move): Ditto.
19333 2009-04-28 Ben Elliston <bje@au.ibm.com>
19338 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19340 * builtins.c (c_strlen): Do not warn here.
19341 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19342 * c-common.c (pointer_int_sum): Take an explicit location.
19343 Warn about offsets out of bounds.
19344 * c-common.h (pointer_int_sum): Adjust declaration.
19346 2009-04-27 Ian Lance Taylor <iant@google.com>
19348 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19350 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19351 * df-core.c (df_set_flags): Change return type to int. Change
19352 type of old_flags to int.
19353 (df_clear_flags): Likewise.
19354 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19355 (df_get_conditional_uses): Likewise.
19356 * df.h (df_set_flags, df_clear_flags): Update declarations.
19357 * dwarf2out.c (struct indirect_string_node): Change type of form
19358 field to enum dwarf_form.
19359 (AT_string_form): Change return type to enum dwarf_form.
19360 * fixed-value.c (fixed_compare): Add cast to enum type.
19361 * fwprop.c (update_df): Change 0 to VOIDmode.
19362 * gensupport.c: Change 0 to UNKNOWN.
19363 * gimple.h (gimple_cond_code): Add cast to enum type.
19364 * haifa-sched.c (reemit_notes): Add cast to enum type.
19365 * hooks.c (hook_int_void_no_regs): Remove function.
19366 * hooks.h (hook_int_void_no_regs): Remove declaration.
19367 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19368 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19369 * real.c (real_arithmetic): Add cast to enum type.
19370 (real_compare): Likewise.
19371 * target.h (struct gcc_target): Change return type of
19372 branch_target_register_class to enum reg_class.
19373 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19374 default_branch_target_register_class.
19375 * targhooks.c (default_branch_target_register_class): New function.
19376 * targhooks.h (default_branch_target_register_class): Declare.
19377 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19378 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19380 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19382 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19383 vect_uninitialized_def. Change 0 to ERROR_MARK.
19384 * tree-vect-stmts.c (supportable_widening_operation): Don't
19385 initialize icode1 and icode2.
19386 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19387 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19389 (cmn_err_flag_specs): Change 0 to STD_C89.
19390 (cmn_err_char_table): Likewise.
19391 * config/arm/arm.c (get_arm_condition_code): Change type of code
19392 to enum arm_cond_code.
19393 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19394 (IWMMXT_BUILTIN2): Likewise.
19395 (neon_builtin_type_bits): Don't define typedef.
19396 (neon_builtin_datum): Change type of bits field to int.
19397 (arm_expand_neon_args): Add cast to enum type.
19398 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19400 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19401 casts to enum type.
19402 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19404 * config/mips/mips.md (jal_macro): Return enum constant.
19405 (single_insn): Likewise.
19406 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19408 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19409 casts to enum type.
19410 * config/s390/s390.c (s390_tune_flags): Change type to int.
19411 (s390_arch_flags): Likewise.
19412 (s390_handle_arch_option): Change flags field of struct pta to int.
19413 * config/s390/s390.h (s390_tune_flags): Update declaration.
19414 (s390_arch_flags): Likewise.
19415 * config/sh/sh.c (prepare_move_operands): Compare
19416 tls_symbolic_operand result with enum constant.
19417 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19418 (sh_expand_prologue): Add cast to enum type.
19419 (sh_expand_epilogue): Likewise.
19420 (tls_symbolic_operand): Change return type to enum tls_model.
19421 (fpscr_set_from_mem): Add cast to enum type.
19422 (legitimize_pic_address): Compare tls_symbolic_operand result with
19424 (sh_target_reg_class): Change return type to enum reg_class.
19425 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19427 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19428 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19429 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19430 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19431 (delayed_branch, tls_call_delay): Likewise.
19432 (eligible_for_sibcall_delay): Likewise.
19433 (eligible_for_return_delay): Likewise.
19434 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19435 (spu_expand_builtin_1): Likewise.
19437 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19438 for all types of conversions.
19439 (output_init_element): Issue -Wc++-compat warning if needed when
19440 initializing a bitfield with enum type.
19441 * c-parser.c (c_parser_expression): Set original_type to
19442 original_type of right hand operand of comma operator.
19444 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19446 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19448 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19449 * doc/cpp.texi (Standard Predefined Macros)
19450 (Implementation-defined behavior): Likewise.
19451 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19452 * doc/gimple.texi (GIMPLE Exception Handling)
19453 (@code{GIMPLE_ASSIGN}): Likewise.
19454 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19455 * doc/invoke.texi (Warning Options, Optimize Options)
19456 (AVR Options, Darwin Options): Likewise.
19457 (Optimize Options): Reformulate -fwhole-program description.
19458 * doc/loop.texi (Lambda): Likewise.
19459 * doc/md.texi (Output Template, Define Constraints)
19460 (Standard Names, Insn Splitting): Likewise.
19461 * doc/options.texi (Option properties): Likewise.
19462 * doc/passes.texi (Tree-SSA passes): Likewise.
19463 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19464 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19465 (File Names and DBX): Likewise.
19466 * doc/trouble.texi (Incompatibilities): Likewise.
19468 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19470 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19471 instruction is correct.
19473 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19475 Allow non-constant arguments to conversion intrinsics.
19476 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19477 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19478 * spu.c (print_operand): Handle 'v' and 'w'.
19479 (exp2_immediate_p, spu_gen_exp2): Define.
19480 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19481 spu_convtf_1): Update parameter descriptions.
19482 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19483 * constraints.md ('v', 'w'): New.
19484 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19486 (i2f, I2F): New define_mode_attr.
19487 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19488 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19489 fixuns_truncv4sfv4si2): Update to use mode attribute.
19490 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19491 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19492 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19493 patterns for combine.
19495 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19497 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19498 (cprop, hoist, pre, store_motion): New debug counters.
19499 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19500 is not an RTL pass anymore.
19501 (pass_profiling): Remove extern decl for pass removed in 2005.
19502 (pass_gcse, pass_jump_bypass): Remove.
19503 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19504 to 0 for clean state.
19505 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19506 * cse.c (gate_handle_cse_after_global_opts,
19507 rest_of_handle_cse_after_global_opts): New functions.
19508 (pass_cse_after_global_opts): New pass, does local CSE.
19509 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19510 (TV_CPROP): New timevar.
19511 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19512 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19513 (gcse_main, recompute_all_luids): Remove.
19514 (compute_hash_table_work): Call max_reg_num instead of reading
19516 (cprop_jump): Don't set run_jump_opt_after_gcse.
19517 (constprop_register): Always allow to alter jumps.
19518 (cprop_insn): Likewise.
19519 (do_local_cprop): Likewise.
19520 (local_cprop_pass): Likewise. Return non-zero if something changed.
19521 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19522 (find_implicit_sets): Add note about missed optimization opportunity.
19523 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19524 pass_rtl_cprop execute function.
19525 Don't bother tracking the pass number, each pass gets its own dumpfile
19527 Always allow to alter jumpsand bypass jumps.
19528 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19529 will just find no suitable set.
19530 (pre_edge_insert): Fix dumping, this function is for PRE only.
19531 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19532 pass_rtl_pre execute function.
19533 (hoist_code): Return non-zero if something changed. Keep track of
19534 substitutions and insertions for statistics gathering similar to PRE.
19535 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19536 called from the pass_rtl_hoist execute function. Show pass statistics.
19537 (compute_store_table): Use max_reg_num directly instead of using the
19538 formerly global max_gcse_regno.
19539 (build_store_vectors): Likewise.
19540 (replace_store_insn): Fix dumping.
19541 (store_motion): Rename to ...
19542 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19543 pass, called from the pass_rtl_store_motion execute function. Keep
19544 track of substitutions and insertions for statistics gathering similar
19546 (bypass_jumps): Remove, fold interesting bits into ...
19547 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19548 from the pass_rtl_cprop execute function.
19549 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19550 pass_jump_bypass): Remove.
19551 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19552 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19553 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19554 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19555 (gate_rtl_store_motion, execute_rtl_store_motion,
19556 pass_rtl_store_motion): New.
19557 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19558 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19559 * passes.c (init_optimization_passes): Remove pass_gcse and
19560 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19561 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19562 instead of pass_jump_bypass.
19564 2009-04-27 Richard Guenther <rguenther@suse.de>
19566 PR middle-end/39928
19567 * gimplify.c (gimplify_expr): If we are required to create
19568 a temporary make sure it ends up as register.
19570 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19573 * config/i386/i386.c (construct_container): Don't call
19574 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19575 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19577 2009-04-27 Michael Matz <matz@suse.de>
19579 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19580 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19581 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19582 (dump_replaceable_exprs): Take a bitmap.
19583 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19585 (expand_gimple_basic_block): Likewise.
19586 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19587 replaceable_expressions member a bitmap.
19588 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19589 (mark_replaceable): Likewise.
19590 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19591 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19593 2009-04-27 Richard Guenther <rguenther@suse.de>
19595 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19596 (verify_stmts): Dispatch to gimple/type verification code.
19597 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19598 issue with call argument types.
19600 2009-04-27 Michael Matz <matz@suse.de>
19602 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19603 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19606 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19607 Eric Botcazou <ebotcazou@adacore.com>
19609 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19610 a label's basic block.
19611 (mark_target_live_regs): Tidy and rework obsolete comments.
19612 Change back DF problem to LIVE. If a label starts a basic block,
19613 assume that all registers that used to be live then still are.
19614 (init_resource_info): If a label starts a basic block, set its
19615 BLOCK_FOR_INSN accordingly.
19616 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19618 2009-04-27 Richard Guenther <rguenther@suse.de>
19620 * tree-flow-inline.h (function_ann): Remove.
19621 (get_function_ann): Likewise.
19622 * tree-dfa.c (create_function_ann): Remove.
19623 * tree-flow.h (struct static_var_ann_d): Remove.
19624 (struct function_ann_d): Likewise.
19625 (union tree_ann_d): Remove fdecl member.
19626 (function_ann_t): Remove.
19627 (function_ann, get_function_ann, create_function_ann): Remove
19630 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19632 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19634 2009-04-27 Jan Hubicka <jh@suse.cz>
19636 * ipa-pure-const.c (struct funct_state_d): New fields
19637 state_previously_known, looping_previously_known; remove
19638 state_set_in_source.
19639 (analyze_function): Use new fields.
19640 (propagate): Avoid assumption that state_set_in_source imply
19643 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19644 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19645 * cfgloop.h (finite_loop_p): Declare.
19647 2009-04-26 Michael Matz <matz@suse.de>
19649 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19651 2009-04-26 Michael Matz <matz@suse.de>
19653 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19654 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19655 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19656 pass_mark_used_blocks): Remove.
19657 * tree-optimize.c (pass_free_datastructures,
19658 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19659 * passes.c (init_optimization_passes): Don't call
19660 pass_mark_used_blocks, remove dead code.
19662 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19664 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19665 * tree-ssa-live.h (register_ssa_partition): Likewise.
19667 2009-04-26 Michael Matz <matz@suse.de>
19670 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19671 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19672 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19674 (compare_pairs): Swap cost comparison.
19675 (coalesce_ssa_name): Don't use change_partition_var.
19676 * tree-nrv.c (struct nrv_data): Add modified member.
19677 (finalize_nrv_r): Set it.
19678 (tree_nrv): Use it to update statements.
19679 (pass_nrv): Require PROP_ssa.
19680 * tree-mudflap.c (mf_decl_cache_locals,
19681 mf_build_check_statement_for): Use make_rename_temp.
19682 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19683 * alias.c (find_base_decl): Handle SSA names.
19684 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19685 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19686 * rtl.h (set_reg_attrs_for_parm): Declare.
19687 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19688 to "optimized", remove unused locals at finish.
19689 (execute_free_datastructures): Make global, call
19690 delete_tree_cfg_annotations.
19691 (execute_free_cfg_annotations): Don't call
19692 delete_tree_cfg_annotations.
19694 * ssaexpand.h: New file.
19695 * expr.c (toplevel): Include ssaexpand.h.
19696 (expand_assignment): Handle SSA names the same as register variables.
19697 (expand_expr_real_1): Expand SSA names.
19698 * cfgexpand.c (toplevel): Include ssaexpand.h.
19699 (SA): New global variable.
19700 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19701 (SSAVAR): New macro.
19702 (set_rtl): New helper function.
19703 (add_stack_var): Deal with SSA names, use set_rtl.
19704 (expand_one_stack_var_at): Likewise.
19705 (expand_one_stack_var): Deal with SSA names.
19706 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19707 before unique numbers.
19708 (expand_stack_vars): Use set_rtl.
19709 (expand_one_var): Accept SSA names, add asserts for them, feed them
19710 to above subroutines.
19711 (expand_used_vars): Expand all partitions (without default defs),
19712 then only the local decls (ignoring those expanded already).
19713 (expand_gimple_cond): Remove edges when jumpif() expands an
19714 unconditional jump.
19715 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19716 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19718 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19719 members of SA; deal with PARM_DECL partitions here; expand
19720 all PHI nodes, free tree datastructures and SA. Commit instructions
19721 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19722 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19723 info and statements at start, collect garbage at finish.
19724 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19725 (VAR_ANN_PARTITION) Remove.
19726 (change_partition_var): Don't declare.
19727 (partition_to_var): Always return SSA names.
19728 (var_to_partition): Only accept SSA names.
19729 (register_ssa_partition): Only check argument.
19730 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19732 (delete_var_map): Don't free it.
19733 (var_union): Only accept SSA names, simplify.
19734 (partition_view_init): Mark only useful SSA names as used.
19735 (partition_view_fini): Only deal with SSA names.
19736 (change_partition_var): Remove.
19737 (dump_var_map): Use ssa_name instead of partition_to_var member.
19738 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19740 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19741 (struct _elim_graph): New member const_dests; nodes member vector of
19743 (set_location_for_edge): New static helper.
19744 (create_temp): Remove.
19745 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
19746 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
19747 (new_elim_graph): Allocate const_dests member.
19748 (clean_elim_graph): Truncate const_dests member.
19749 (delete_elim_graph): Free const_dests member.
19750 (elim_graph_size): Adapt to new type of nodes member.
19751 (elim_graph_add_node): Likewise.
19752 (eliminate_name): Likewise.
19753 (eliminate_build): Don't take basic block argument, deal only with
19754 partition numbers, not variables.
19755 (get_temp_reg): New static helper.
19756 (elim_create): Use it, deal with RTL temporaries instead of trees.
19757 (eliminate_phi): Adjust all calls to new signature.
19758 (assign_vars, replace_use_variable, replace_def_variable): Remove.
19759 (rewrite_trees): Only do checking.
19760 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
19761 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
19762 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
19763 contains_tree_r, MAX_STMTS_IN_LATCH,
19764 process_single_block_loop_latch, analyze_edges_for_bb,
19765 perform_edge_inserts): Remove.
19766 (expand_phi_nodes): New global function.
19767 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
19768 functions, initialize new parameter, remember partitions having a
19770 (finish_out_of_ssa): New global function.
19771 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
19772 don't reset in_ssa_p here, don't disable TER when mudflap.
19773 (pass_del_ssa): Remove.
19774 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
19776 (execute_free_datastructures): Declare.
19777 * Makefile.in (SSAEXPAND_H): New variable.
19778 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
19779 * basic-block.h (commit_one_edge_insertion): Declare.
19780 * passes.c (init_optimization_passes): Move pass_nrv and
19781 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
19782 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
19783 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
19784 (redirect_branch_edge): Deal with super block when expanding, split
19785 out jump patching itself into ...
19786 (patch_jump_insn): ... here, new static helper.
19788 2009-04-26 Michael Matz <matz@suse.de>
19790 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
19791 beyond num_ssa_names.
19792 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
19793 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
19795 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19797 PR inline-asm/39543
19798 * fwprop.c (forward_propagate_asm): New function.
19799 (forward_propagate_and_simplify): Propagate also into __asm, if it
19800 doesn't increase the number of referenced registers.
19803 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
19805 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19807 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
19808 note_nonlocal_vla_type for nonlocal VLAs.
19809 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
19810 contains_remapped_vars, remap_vla_decls): New functions.
19811 (convert_nonlocal_reference_stmt): If not optimizing, call
19812 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
19813 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
19814 if it wasn't found in var_map.
19815 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
19816 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
19817 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
19819 * gimplify.c (nonlocal_vlas): New variable.
19820 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
19822 (gimplify_body): Create and destroy nonlocal_vlas.
19824 * dwarf2out.c (loc_descr_plus_const): New function.
19825 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
19826 mem_loc_descriptor, loc_descriptor_from_tree_1,
19827 descr_info_loc, gen_variable_die): Use it.
19829 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
19830 !TREE_STATIC VAR_DECLs.
19831 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
19832 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
19833 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
19834 DECL_BY_REFERENCE is valid.
19835 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
19836 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
19837 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
19838 Copy DECL_BY_REFERENCE.
19839 (struct nesting_copy_body_data): New type.
19840 (nesting_copy_decl): New function.
19841 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
19842 if they have variable length.
19844 2009-04-26 Michael Matz <matz@suse.de>
19846 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
19847 mark new temporaries for renaming.
19849 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19852 * c-decl.c (global_bindings_p): Return negative value.
19853 (c_variable_size): New. Based on variable_size from
19855 (grokdeclarator): Call c_variable_size not variable_size.
19857 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
19859 * config/i386/i386.c (print_operand) ['z']: Fix typo.
19861 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
19863 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
19864 Redefine it to just use mingw/include.
19865 (ASM_SPEC): Rules for -m32 and -m64.
19866 (LINK_SPEC): Use Likewise.
19867 (SPEC_32): New define.
19868 (SPEC_64): Likewise.
19869 (SUB_LINK_SPEC): Likewise.
19870 (MULTILIB_DEFAULTS): New define.
19871 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
19872 Add multilib options.
19873 (MULTILIB_DIRNAMES): Likewise.
19874 (MULTILIB_OSDIRNAMES): Likewise.
19875 (LIBGCC): Likewise.
19876 (INSTALL_LIBGCC): Likewise.
19878 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19881 * c-tree.h (enum c_inline_static_type): New.
19882 (record_inline_static): Declare.
19883 * c-decl.c (struct c_inline_static, c_inline_statics,
19884 record_inline_static, check_inline_statics): New.
19885 (pop_file_scope): Call check_inline_statics.
19886 (start_decl): Call record_inline_static instead of pedwarning
19887 directly for static in inline function.
19888 * c-typeck.c (build_external_ref): Call record_inline_static
19889 instead of pedwarning directly for static referenced in inline
19892 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
19894 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
19895 not new but only being rescanned.
19896 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
19897 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
19898 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
19899 record_set_info, compute_set, grealloc): Remove.
19900 (recompute_all_luids): New function.
19901 (gcse_main): Don't compute sets, and don't do related memory
19902 allocations/free-ing. If something changed before the end of the
19903 pass, update LUIDs using recompute_all_luids.
19904 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
19905 (free_gcse_mem): Don't free it either.
19906 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
19907 Use the df insn LUIDs.
19908 (load_killed_in_block): Likewise.
19909 (compute_hash_table_work): Don't compute reg_set_in_block.
19910 (compute_transp): Use DF_REG_DEF_CHAINs.
19911 (local_cprop_pass): Don't use compute_sets and related functions.
19912 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
19913 Use get_max_uid() instead of max_cuid.
19914 (insert_insn_end_basic_block, pre_insert_copy_insn,
19915 update_ld_motion_stores): Don't try to
19916 keep reg_set tables up to date.
19917 (pre_insert_copies): Use df insn LUIDs.
19918 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
19919 (reg_set_info): Don't use extra bitmap argument.
19920 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
19921 information to compute regs_set_in_block.
19922 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
19923 (bypass_jumps): Don't use compute_sets and friends.
19925 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19928 * opts.c (undocumented_msg): Do not leave blank even with
19931 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19933 * c-decl.c (build_enumerator): Allow values folding to integer
19934 constants but not integer constant expressions with a pedwarn if
19937 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19940 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
19941 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
19942 type is an integer constant.
19944 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19947 * config/i386/i386.c (print_operand) ['z']: Revert handling of
19950 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19953 * c-decl.c (grokdeclarator): Diagnose declarations of functions
19954 with variably modified return type and no storage class
19955 specifiers, except for the case of nested functions. Distinguish
19956 extern declarations of functions with variably modified return
19957 types from those of objects with variably modified types.
19959 2009-04-25 Jan Hubicka <jh@suse.cz>
19961 * tree.c (list_equal_p): New function.
19962 * tree.h (list_equal_p): Declare.
19963 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19964 basic_block_def, basic_block, const_basic_block): New.
19965 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
19966 (redirect_eh_edge): New function.
19967 (make_eh_edge_update_phi): EH edges are not abnormal.
19968 * except.c: Include tree-flow.h.
19969 (list_match): New function.
19970 (eh_region_replaceable_by_p): New function.
19971 (replace_region): New function.
19972 (hash_type_list): New function.
19973 (hash_eh_region): New function.
19974 (eh_regions_equal_p): New function.
19975 (merge_peers): New function.
19976 (remove_unreachable_regions): Verify EH tree when checking;
19978 (copy_eh_region_1): New function.
19979 (copy_eh_region): New function.
19980 (push_reachable_handler): New function.
19981 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
19982 regions without label but with live RESX.
19983 * except.h (redirect_eh_edge_to_label): New.
19984 * tree-flow.h (redirect_eh_edge): New.
19985 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19986 basic_block_def, basic_block, const_basic_block): Remove.
19987 * Makefile.in (except.o): Add dependency on tree-flow.h
19988 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
19989 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
19992 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
19995 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
19996 on the destination of memcpy.
19998 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
20000 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20001 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20002 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20004 2009-04-25 Jan Hubicka <jh@suse.cz>
20006 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20007 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20008 to be reached by different label than left.
20009 (update_eh_edges): Update comment; remove edge_to_remove if possible
20010 and return true if suceeded.
20011 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20012 (cleanup_eh): Compute sharing map.
20013 * except.c (remove_eh_handler_and_replace): Add argument if we should
20015 (remove_unreachable_regions): Update for label sharing.
20016 (label_to_region_map): Likewise.
20017 (get_next_region_sharing_label): New function.
20018 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20020 (remove_eh_handler): Update.
20021 (remove_eh_region_and_replace_by_outer_of): New function.
20022 * except.h (struct eh_region): Add next_region_sharing_label.
20023 (remove_eh_region_and_replace_by_outer_of,
20024 get_next_region_sharing_label): Declare.
20025 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20027 2009-04-25 Jan Hubicka <jh@suse.cz>
20029 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20030 insert code even if they are not critical.
20032 2009-04-25 Jan Hubicka <jh@suse.cz>
20034 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20035 (gimple_can_remove_branch_p): EH edges won't remove branch by
20037 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20038 updating of non-abnormal EH edges.
20039 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20040 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20041 (split_critical_edges): Split also edges where emitting code on them
20042 will lead to splitting later.
20044 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20045 H.J. Lu <hongjiu.lu@intel.com>
20048 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20049 the configured assembler supports fildq and fistpq mnemonics.
20050 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20051 * configure: Regenerated.
20052 * config.in: Ditto.
20054 * config/i386/i386.c (print_operand): Handle 'Z'.
20055 ['z']: Remove handling of special fild/fist suffixes.
20056 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20057 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20058 suffix of fild insn.
20059 (*floatsi<mode>2_vector_mixed): Ditto.
20060 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20061 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20062 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20063 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20064 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20066 2009-04-25 Ben Elliston <bje@au.ibm.com>
20068 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20069 the source of a set operation.
20071 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20073 * target.h (struct gcc_target): Add case_values_threshold field.
20074 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20075 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20076 * targhooks.c (default_case_values_threshold): New function.
20077 * targhooks.h (default_case_values_threshold): Declare function.
20078 * stmt.c (expand_case): Use case_values_threshold target hook.
20079 * expr.h (case_values_threshold): Remove declartation.
20080 * expr.c (case_values_threshold): Remove function.
20081 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20083 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20084 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20085 (avr_case_values_threshold): Declare as static.
20086 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20088 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20089 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20090 (mn10300_case_values_threshold): New function.
20092 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20094 * ira.c (setup_cover_and_important_classes): Add enum cast.
20096 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20098 * genpreds.c (write_enum_constraint_num): Output definition of
20099 CONSTRAINT_NUM_DEFINED_P macro.
20100 * ira.c (setup_cover_and_important_classes): Use
20101 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20103 2009-04-24 DJ Delorie <dj@redhat.com>
20105 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20106 __SH2A_SINGLE_ONLY__ also.
20108 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20110 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20111 (movdf_internal): Ditto.
20112 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20113 SFmode and DFmode constants.
20114 (ia64_print_operand): Add 'G' format for printing
20115 floating point constants.
20117 2009-04-24 Richard Guenther <rguenther@suse.de>
20119 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20120 from unsigned additions.
20122 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20124 * c-typeck.c (set_init_index): Allow array designators that are
20125 not integer constant expressions with a pedwarn if pedantic.
20127 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20129 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20130 zero if no overlap in nonzero bits between the operands.
20132 2009-04-24 Ian Lance Taylor <iant@google.com>
20134 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20135 (record_dead_and_set_regs): Likewise.
20136 * df.h (struct df_mw_hardreg): Change flags field to int.
20137 (struct df_base_ref): Likewise.
20138 (struct df): Change changeable_flags field to int.
20139 * df-scan.c (df_defs_record): Change clobber_flags to int.
20140 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20141 constants rather than #define macros.
20142 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20143 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20144 (enum dwarf_calling_convention): Likewise.
20145 (enum dwarf_line_number_x_ops): Likewise.
20146 (enum dwarf_call_frame_info): Likewise.
20147 (enum dwarf_source_language): Likewise.
20148 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20149 (add_calling_convention_attribute): Likewise.
20150 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20151 (combine_comparisons): Change compcode to int. Add cast to enum type.
20152 * genrecog.c (maybe_both_true_2): Change c to int.
20153 (write_switch): Likewise. Add cast to enum type.
20154 * gimplify.c (gimplify_omp_for): Handle return values from
20155 gimplify_expr using MIN rather than bitwise or.
20156 (gimplify_expr): Add cast to enum type.
20157 * ipa-prop.c (update_jump_functions_after_inlining): Change
20158 IPA_BOTTOM to IPA_JF_UNKNOWN.
20159 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20160 Add casts to enum type.
20161 (setup_cover_and_important_classes): Change cl to int. Add casts
20163 (setup_class_translate): Change cl and mode to int.
20164 (ira_init_once): Change mode to int.
20165 (free_register_move_costs): Likewise.
20166 (setup_prohibited_mode_move_regs): Add casts to enum type.
20167 * langhooks.c (add_builtin_function_common): Rework assertion that
20168 value fits bitfield.
20169 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20170 * omega.c (omega_do_elimination): Avoid math on enum types.
20171 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20172 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20173 int local to handle integral_argment value.
20174 * regmove.c (try_auto_increment): Change PUT_MODE to
20176 * reload.c (push_secondary_reload): Add casts to enum type.
20177 (secondary_reload_class, find_valid_class): Likewise.
20178 * reload1.c (emit_input_reload_insns): Likewise.
20179 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20180 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20181 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20183 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20184 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20186 (expand_complex_libcall): Add casts to enum type.
20187 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20188 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20189 with ERROR_MARK, not NUM_TREE_CODES.
20190 (vect_create_epilog_for_reduction): Likewise.
20191 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20192 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20193 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20195 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20196 vect_unused_in_loop. Change 0 to loop_vect.
20197 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20198 * var-tracking.c (get_init_value): Change return type to enum
20200 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20201 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20203 (arm_override_options): Add casts to enum type.
20204 (arm_emit_tls_decoration): Likewise.
20205 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20207 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20208 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20209 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20211 * config/s390/s390.c (code_for_builtin_64): Change to array of
20213 (code_for_builtin_31): Likewise.
20214 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20216 * config/sparc/sparc.c (sparc_override_options): Change value
20217 field in struct code_model to enum cmodel. In initializer change
20218 0 to NULL and add cast to enum type.
20220 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20221 Change all callers. Issue a -Wc++-compat warning using
20222 lhs_origtype if necessary.
20223 (convert_for_assignment): Issue -Wc++-compat warnings about
20224 invalid conversions to enum type on assignment.
20225 * c-common.h (build_modify_expr): Update declaration.
20227 2009-04-24 Nick Clifton <nickc@redhat.com>
20229 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20230 (function_arg_advance): Likewise.
20231 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20234 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20236 * config/s390/constraints.md ('I', 'J'): Fix condition.
20238 2009-04-24 Diego Novillo <dnovillo@google.com>
20240 * gengtype-parse.c (parse_error): Add newline after message.
20242 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20244 * config/i386/sse.md (avxmodesuffixs): Removed.
20245 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20246 (*avx_pinsr<ssevecsize>): This.
20248 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20250 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20251 follow chains of regs with a single definition, and allow expressions
20252 that are function_invariant_p.
20253 (simple_rhs_p): Allow expressions that are function_invariant_p.
20255 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20257 PR middle-end/39867
20258 * fold-const.c (fold_cond_expr_with_comparison): When folding
20259 > and >= to MAX, make sure the MAX uses the same type as the
20260 comparison's operands.
20262 2009-04-24 Nick Clifton <nickc@redhat.com>
20264 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20265 addressing for DImode accesses.
20266 (frv_print_operand_address): Handle PLUS case.
20267 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20269 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20271 PR rtl-optimization/39794
20272 * alias.c (canon_true_dependence): Add x_addr argument.
20273 * rtl.h (canon_true_dependence): Adjust prototype.
20274 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20275 * cselib.c (cselib_invalidate_mem): Likewise.
20276 * gcse.c (compute_transp): Likewise.
20277 * dse.c (scan_reads_nospill): Likewise.
20278 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20279 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20280 canon_base_addr of the group, plus optional offset.
20281 (struct group_info): Rename canon_base_mem to
20283 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20284 canon_rtx of base_mem.
20286 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20288 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20289 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20291 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20293 * config/spu/spu-builtins.h: Delete file.
20295 * config/spu/spu.h (enum spu_builtin_type): Move here from
20297 (struct spu_builtin_description): Likewise. Add GTY marker.
20298 Do not use enum spu_function_code or enum insn_code.
20299 (spu_builtins): Add extern declaration.
20301 * config/spu/spu.c: Do not include "spu-builtins.h".
20302 (enum spu_function_code, enum spu_builtin_type_index,
20303 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20304 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20305 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20306 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20307 (spu_builtin_types): Make static. Add GTY marker.
20308 (spu_builtins): Add extern declaration with GTY marker.
20309 Include "gt-spu.h".
20311 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20312 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20313 Check programmatically whether all parameters are scalar.
20315 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20317 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20319 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20320 assignment from the constructor either if the target is volatile.
20322 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20324 * config/arm/arm.md (insv): Do not share operands[0].
20326 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20328 * config/vxlib-tls.c (active_tls_threads): Delete.
20329 (delete_hook_installed): New.
20330 (tls_delete_hook): Don't delete the delete hook.
20331 (tls_destructor): Delete it here.
20332 (__gthread_set_specific): Adjust installing the delete hook.
20333 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20334 __gthread_leave_tsd_dtor_context.
20336 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20338 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20340 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20342 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20344 (alpha_rtx_costs): Ditto.
20345 (emit_unlikely_jump): Use add_reg_note.
20346 (emit_frame_store_1): Ditto.
20347 (alpha_expand_prologue): Ditto.
20348 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20349 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20351 2009-04-23 Nick Clifton <nickc@redhat.com>
20353 * config/v850/v850.md (epilogue): Remove suppressed code.
20354 (return): Rename to return_simple and remove test of frame size.
20355 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20356 to gen_return_simple.
20358 2009-04-22 Jing Yu <jingyu@google.com>
20361 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20363 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20366 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20367 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20368 value is a VECTOR_CST, the element type is the element type of the
20371 2009-04-22 DJ Delorie <dj@redhat.com>
20373 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20375 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20377 * alias.c (find_base_term): Move around LO_SUM case, so that
20378 CONST falls through into PLUS/MINUS handling.
20381 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20382 into 0, use omit_one_operand.
20384 2009-04-23 Ben Elliston <bje@au.ibm.com>
20386 * config/rs6000/linux-unwind.h (get_regs): Remove type
20387 puns. Change the type of `pc' to an array of unsigned ints and
20388 update all users. Constify frame24.
20390 2009-04-22 DJ Delorie <dj@redhat.com>
20392 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20393 declarations before code.
20394 (current_function_special_page_vector): Likewise.
20395 (m32c_expand_insv): Silence a warning.
20397 2009-04-21 Taras Glek <tglek@mozilla.com>
20399 * alias.c: Update GTY annotations to new syntax.
20400 * basic-block.h: Likewise.
20401 * bitmap.h: Likewise.
20402 * c-common.h: Likewise.
20403 * c-decl.c: Likewise.
20404 * c-parser.c: Likewise.
20405 * c-pragma.c: Likewise.
20406 * c-tree.h: Likewise.
20407 * cfgloop.h: Likewise.
20408 * cgraph.h: Likewise.
20409 * config/alpha/alpha.c: Likewise.
20410 * config/arm/arm.h: Likewise.
20411 * config/avr/avr.h: Likewise.
20412 * config/bfin/bfin.c: Likewise.
20413 * config/cris/cris.c: Likewise.
20414 * config/darwin.c: Likewise.
20415 * config/frv/frv.c: Likewise.
20416 * config/i386/i386.c: Likewise.
20417 * config/i386/i386.h: Likewise.
20418 * config/i386/winnt.c: Likewise.
20419 * config/ia64/ia64.h: Likewise.
20420 * config/iq2000/iq2000.c: Likewise.
20421 * config/mips/mips.c: Likewise.
20422 * config/mmix/mmix.h: Likewise.
20423 * config/pa/pa.c: Likewise.
20424 * config/pa/pa.h: Likewise.
20425 * config/rs6000/rs6000.c: Likewise.
20426 * config/s390/s390.c: Likewise.
20427 * config/sparc/sparc.c: Likewise.
20428 * config/xtensa/xtensa.c: Likewise.
20429 * cselib.h: Likewise.
20430 * dbxout.c: Likewise.
20431 * dwarf2out.c: Likewise.
20432 * except.c: Likewise.
20433 * except.h: Likewise.
20434 * fixed-value.h: Likewise.
20435 * function.c: Likewise.
20436 * function.h: Likewise.
20437 * gimple.h: Likewise.
20438 * integrate.c: Likewise.
20439 * optabs.c: Likewise.
20440 * output.h: Likewise.
20441 * real.h: Likewise.
20443 * stringpool.c: Likewise.
20444 * tree-data-ref.c: Likewise.
20445 * tree-flow.h: Likewise.
20446 * tree-scalar-evolution.c: Likewise.
20447 * tree-ssa-address.c: Likewise.
20448 * tree-ssa-alias.h: Likewise.
20449 * tree-ssa-operands.h: Likewise.
20450 * tree.c: Likewise.
20451 * tree.h: Likewise.
20452 * varasm.c: Likewise.
20453 * varray.h: Likewise.
20455 * coretypes.h: Do not define GTY macro if it is already defined.
20456 * doc/gty.texi: Update GTY documentation to new syntax.
20457 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20458 annotations on structs.
20459 * gengtype-parse.c: Likewise.
20461 2009-04-22 Mark Heffernan <meheff@google.com>
20463 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20465 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20467 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20470 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20472 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20473 the same as a PLUS without a shift. Increase the cost of a
20476 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20478 * Makefile.in: Update dependencies.
20479 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20480 * errors.h: Remove bogus comment about compatibility.
20481 (warning): Update declaration.
20482 * genautomata.c: Update all calls to warning.
20483 * gimple.c: Do not include errors.h. Include toplev.h.
20484 * tree-ssa-structalias.c: Do not include errors.h.
20485 * omega.c: Likewise.
20486 * tree-ssa-reassoc.c: Likewise.
20487 * config/spu/spu-c.c: Likewise.
20488 * config/spu/t-spu-elf: Update dependencies.
20490 2009-04-22 Richard Guenther <rguenther@suse.de>
20492 PR tree-optimization/39824
20493 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20494 make sure the types are compatible.
20496 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20499 * c-common.c (c_parse_error): Take a token_flags parameter.
20500 Use token_type for the token type instead.
20501 Pass token_flags to cpp_type2name.
20502 * c-common.h (c_parse_error): Update declaration.
20503 * c-parser.c (c_parser_error): Pass 0 as token flags.
20505 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20507 PR rtl-optimization/39580
20508 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20510 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20512 * function.c (expand_function_end): Do not emit a jump to the "naked"
20513 return label for fall-through returns.
20514 * except.c (sjlj_emit_function_exit): Always place the call to the
20515 unregister function at the location installed by expand_function_end.
20517 2009-04-22 Richard Guenther <rguenther@suse.de>
20519 PR tree-optimization/39845
20520 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20521 (gen_inbound_check): Likewise.
20523 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20525 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20527 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20528 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20530 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20532 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20533 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20534 shift counts to avoid out-of-bounds array accesses.
20536 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20538 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20539 (Pmode): Move above.
20541 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20543 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20544 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20545 GET_CODE macro. Use IN_RANGE macro where appropriate.
20546 * config/alpha/alpha.h: Ditto.
20547 * config/alpha/alpha.md: Ditto.
20548 * config/alpha/constraints.md: Ditto.
20549 * config/alpha/predicates.md: Ditto.
20551 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20553 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20554 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20555 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20556 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20557 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20558 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20559 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20560 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20561 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20562 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20563 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20564 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20565 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20566 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20567 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20568 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20569 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20570 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20571 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20572 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20573 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20574 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20575 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20576 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20577 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20578 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20579 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20581 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20583 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20584 references from comments.
20585 * cfgbuild.c: (count_basic_blocks): Delete.
20586 (find_basic_blocks_1): Delete.
20587 (find_basic_blocks): Delete.
20588 * except.c (finish_eh_generation): Make static. Move comment from
20589 except.h here. Remove find_basic_blocks references from comments.
20590 * except.h (finish_eh_generation): Delete.
20591 * basic-block.h (find_basic_blocks): Delete.
20592 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20594 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20596 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20597 (sdbout_parms): Likewise.
20599 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20601 * config/sh/sh.c (prepare_cbranch_operands): Use
20602 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20603 (expand_cbranchdi4): Likewise.
20604 (from_compare): Add cast to enum type.
20605 (expand_cbranchsi4): Use add_reg_note.
20606 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20607 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20608 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20609 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20610 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20611 instead of CODE_FOR_nothing.
20612 (cbranchdi4): Likewise. Fix the order of arguments for
20614 (push_fpscr): Use add_reg_note.
20615 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20616 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20618 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20620 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20621 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20622 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20623 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20624 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20625 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20626 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20627 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20628 config/alpha/x-vms, config/arc/t-arc,
20629 config/arm/README-interworking, config/arm/arm-c.c,
20630 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20631 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20632 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20633 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20634 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20635 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20636 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20637 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20638 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20639 config/cris/t-elfmulti, config/crx/t-crx,
20640 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20641 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20642 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20643 config/h8300/t-h8300, config/i386/athlon.md,
20644 config/i386/darwin-libgcc.10.4.ver,
20645 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20646 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20647 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20648 config/i386/t-linux64, config/i386/t-nwld,
20649 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20650 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20651 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20652 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20653 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20654 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20655 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20656 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20657 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20658 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20659 config/m68k/t-uclinux, config/mcore/t-mcore,
20660 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20661 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20662 config/mips/crtn.asm, config/mips/irix-crti.asm,
20663 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20664 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20665 config/mips/mips-fixed.md, config/mips/sb1.md,
20666 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20667 config/mips/t-iris6, config/mips/t-isa3264,
20668 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20669 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20670 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20671 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20672 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20673 config/mn10300/t-linux, config/mn10300/t-mn10300,
20674 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20675 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20676 config/picochip/libgccExtras/clzsi2.asm,
20677 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20678 config/rs6000/darwin-libgcc.10.4.ver,
20679 config/rs6000/darwin-libgcc.10.5.ver,
20680 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20681 config/rs6000/t-aix43, config/rs6000/t-aix52,
20682 config/rs6000/t-darwin, config/rs6000/t-fprules,
20683 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20684 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20685 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20686 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20687 config/rs6000/t-rtems, config/rs6000/t-spe,
20688 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20689 config/score/t-score-elf, config/sh/divcost-analysis,
20690 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20691 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20692 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20693 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20694 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20695 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20696 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20697 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20698 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20699 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20700 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20701 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20702 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20703 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20704 * config/h8300/genmova.sh: Include copyright and license notices
20705 in generated output.
20706 * config/h8300/mova.md: Regenerate.
20707 * doc/install.texi2html: Include word "Copyright" in copyright
20708 notice and use name "Free Software Foundation, Inc.".
20709 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20710 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20711 ChangeLog-2007, ChangeLog-2008: Correct dates.
20713 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20715 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20716 NE_EXPR operations as well.
20717 * c-parser.c (c_parser_condition): Do not set location information on
20719 (c_parser_conditional_expression): Likewise.
20720 (c_parser_binary_expression): Set location information on operators.
20721 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20722 TRUTH_NOT_EXPR has been folded.
20723 * fold-const.c (fold_truth_not_expr): Copy location information from
20724 the incoming expression to the outgoing one.
20725 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20726 recursive calls on the LHS of the operator but pass that of the
20727 operator to recursive calls on the RHS of the operator. Set it
20729 (shortcut_cond_expr): Set the locus of the operator on the second
20730 COND_EXPR and that of the expression on the first in degenerate cases.
20731 Pass the locus of the expression to calls to shortcut_cond_r.
20732 Set the locus of the 'then' block on the associated jump, if any.
20733 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20734 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20735 expression to call to gimplify_boolean_expr.
20737 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20739 * config.gcc: Add additional configuration for
20740 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20741 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20742 (CPP_SPEC): Redefine for allowing -municode option.
20743 (STARTFILE_SPEC): Likewise.
20744 * config/i386/t-mingw-w64: New.
20745 * config/i386/mingw-w64.opt: New.
20746 (municode): Add new target option.
20747 * doc/invoke.texi (municode): Add documentation for new option.
20749 2009-04-21 Ian Lance Taylor <iant@google.com>
20751 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20752 Correct test for number of arguments.
20753 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
20755 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
20757 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
20758 argument of emit_library_call.
20760 2009-04-21 Richard Guenther <rguenther@suse.de>
20762 PR middle-end/39829
20763 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
20764 inside VIEW_CONVERT_EXPRs.
20766 2009-04-21 Martin Jambor <mjambor@suse.cz>
20768 * tree-switch-conversion.c (build_constructors): Split a long line.
20769 (constructor_contains_same_values_p): New function.
20770 (build_one_array): Create assigns of constants if possible, do not
20771 call mark_sym_for_renaming, call update_stmt.
20772 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
20773 make_rename_temp. Do not call mark_symbols_for_renaming, call
20775 (gen_def_assigns): Do not call mark_symbols_for_renaming or
20776 find_new_referenced_vars, call update_stmt.
20777 (gen_inbound_check): Use create_tmp_var and create ssa names manually
20778 instead of calling make_rename_temp. Do not call
20779 find_new_referenced_vars or mark_symbols_for_renaming, call
20782 2009-04-21 Richard Guenther <rguenther@suse.de>
20784 PR tree-optimization/39827
20785 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
20786 (tree_ssa_phiprop): Pass the correct array size.
20788 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
20790 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
20792 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
20795 * c-typeck.c (lvalue_p): Move declaration ...
20796 * c-common.h (lvalue_p): ... to here.
20797 * c-common.c (candidate_equal_p): New.
20798 (add_tlist): Use it.
20799 (merge_tlist): Use it.
20800 (warn_for_collisions_1): Likewise.
20801 (warning_candidate_p): Accept more candidates.
20802 (verify_tree): A warning candidate can be an expression. Use
20805 2009-04-21 Ben Elliston <bje@au.ibm.com>
20808 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
20809 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
20810 options. Remove -mcall-solaris documentation.
20812 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20815 * doc/invoke.texi (-Wlong-long): Update description.
20816 * c-lex (interpret_integer): Only warn if there was no previous
20817 overflow and -Wlong-long is enabled.
20818 * c-decl.c (declspecs_add_type): Drop redundant flags.
20819 * c.opt (Wlong-long): Init to -1.
20820 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
20821 and front-end warn_long_long. Wlong-long only depends on other
20822 flags if it is uninitialized.
20823 * c-parser.c (disable_extension_diagnostics): warn_long_long is
20824 the same for CPP and FE.
20825 (restore_extension_diagnostics): Likewise.
20827 2009-04-20 Ian Lance Taylor <iant@google.com>
20829 Fix enum conversions which are invalid in C++:
20830 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
20831 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
20832 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
20833 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
20834 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
20835 (dbxout_parms): Likewise.
20836 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
20837 (df_clear_flags): Likewise.
20838 * df-problems.c (df_rd_bb_local_compute_process_def): Change
20839 top_flag parameter to int.
20840 (df_chain_create_bb_process_use): Likewise.
20841 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
20843 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
20844 (df_ref_create_structure, df_def_record_1): Likewise.
20845 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
20846 (df_notes_rescan): Change 0 to VOIDmode in function call.
20847 (df_get_call_refs, df_insn_refs_collect): Likewise.
20848 (df_bb_regs_collect): Likewise.
20849 (df_entry_block_defs_collect): Likewise.
20850 (df_exit_block_uses_collect): Likewise.
20851 * df.h: Update declarations.
20852 * double-int.c (double_int_divmod): Add cast to enum type.
20853 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
20854 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
20855 (based_loc_descr): Likewise.
20856 (loc_descriptor_from_tree_1): Change first_op and second_op to
20857 enum dwarf_location_atom. Add cast to enum type.
20858 * expmed.c (init_expmed): Change 0 to SET in function call.
20859 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
20860 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
20861 (do_store_flag): Likewise.
20862 * fixed-value.h (struct fixed_value): Change mode to enum
20864 * function.c (assign_parms): Change 0 to VOIDmode in function call.
20865 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
20867 (insert_insn_decl, insert_decl, insert_state): Likewise.
20868 (automata_list_finish): Likewise.
20869 * genrecog.c (process_define_predicate): Add cast to enum type.
20870 * gensupport.c (init_predicate_table): Add cast to enum type.
20871 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
20873 (gimple_build_call_1, gimple_build_label): Likewise.
20874 (gimple_build_goto, gimple_build_asm_1): Likewise.
20875 (gimple_build_switch_1, gimple_build_cdt): Likewise.
20876 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
20877 (enum fallback): Rename from enum fallback_t.
20878 (fallback_t): Typedef as int.
20879 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
20880 GSI_SAME_STMT in function call.
20881 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
20883 (setup_reg_class_relations): Likewise.
20884 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
20885 (setup_prohibited_class_mode_regs): Add cast to enum type.
20886 (setup_prohibited_mode_move_regs): Likewise.
20887 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
20888 (record_address_regs): Change i to enum reg_class.
20889 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
20890 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
20891 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
20892 (GET_MODE_2XWIDER_MODE): Likewise.
20893 (GET_CLASS_NARROWEST_MODE): Likewise.
20894 * omp-low.c (expand_omp_for): Add cast to enum type.
20895 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
20896 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
20897 * postreload.c (reload_cse_simplify_operands): Change rclass local
20899 * predict.c (combine_predictions_for_insn): Change best_predictor
20900 and predictor to enum br_predictor.
20901 (combine_predictions_for_bb): Likewise.
20902 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
20903 use SET_PREDICT_EXPR_OUTCOME.
20904 * real.c (real_arithmetic): Change icode to code in function call.
20905 * reginfo.c (init_move_cost): Add casts to enum type.
20906 (init_reg_sets_1, init_fake_stack_mems): Likewise.
20907 * regmove.c (regclass_compatible_p): Change class0 and class1 to
20909 * reload.c (find_valid_class): Add casts to enum type.
20910 (push_reload): Change 0 to NO_REGS in function call.
20911 (find_reloads): Change this_alternative to array of enum
20912 reg_class. Remove some now-unnecessary casts.
20913 (make_memloc): Change 0 to VOIDmode in function call.
20914 * reload1.c (reload): Change 0 to VOIDmode in function call.
20915 (eliminate_regs_1, elimination_effects): Likewise.
20916 (eliminate_regs_in_insn): Likewise.
20917 (emit_input_reload_insns): Add cast to enum type.
20918 (delete_output_reload): Change 0 to VOIDmode in function call.
20919 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
20920 to enum type in function call.
20921 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
20922 (SET_PREDICT_EXPR_OUTCOME): Define.
20923 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
20924 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
20925 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
20926 (dump_function): Likewise.
20927 * tree-dump.h: Update declarations.
20928 * tree-pass.h: Update declarations.
20929 * varasm.c (assemble_integer): Change mclass to enum mode_class.
20930 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
20932 (arm_rtx_costs_1): Correct parenthesization.
20933 (arm_rtx_costs): Add casts to enum type.
20934 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
20935 (vfp_emit_fstmd): Use add_rg_note.
20936 (emit_multi_reg_push, emit_sfm): Likewise.
20937 (thumb_set_frame_pointer): Likewise.
20938 (arm_expand_prologue): Likewise.
20939 (arm_regno_class): Change return type to enum reg_class.
20940 (thumb1_expand_prologue): Use add_reg_note.
20941 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
20942 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
20944 * config/arm/gentune.sh: Add cast to enum type.
20945 * config/arm/arm-tune.md: Rebuild.
20946 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
20947 (ix86_split_fp_branch, predict_jump): Likewise.
20948 (ix86_expand_multi_arg_builtin): Change sub_code from enum
20949 insn_code to enum rtx_code.
20950 (ix86_builtin_vectorized_function): Add cast to enum type.
20951 * config/i386/i386.md (truncdfsf2): Change slot to enum
20953 (truncxf<mode>2, isinf<mode>2): Likewise.
20954 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
20956 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
20957 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
20958 (insert_bundle_state): Change 1 to INSERT in function call.
20959 (ia64_add_bundle_selector_before): Likewise.
20960 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
20961 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
20962 (restore_stack_nonlocal): Likewise.
20963 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
20965 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
20967 (mips_rtx_costs): Likewise.
20968 (mips_override_options): Add casts to enum type.
20969 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
20971 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
20972 (store_reg, set_reg_plus_d): Likewise.
20973 (hppa_expand_prologue, hppa_profile_hook): Likewise.
20974 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
20976 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
20978 (emit_unlikely_jump): Use add_reg_note.
20979 (rs6000_emit_allocate_stack): Likewise.
20980 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
20981 (output_toc): Change 1 to INSERT in function call.
20982 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
20983 (rs6000_initialize_trampoline): Likewise.
20984 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
20986 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
20987 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
20988 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
20989 (save_gprs): Use add_reg_note.
20990 (s390_emit_prologue): Likewise.
20991 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20992 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
20993 (sparc_fold_builtin): Add cast to enum type.
20994 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
20996 (spu_expand_prologue): Use add_reg_note.
20997 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
20999 2009-04-20 Ian Lance Taylor <iant@google.com>
21001 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21002 (c_parser_postfix_expression_after_primary): Get VEC for list of
21003 arguments. Get original types of arguments. Call
21004 build_function_call_vec.
21005 (cached_expr_list_1, cached_expr_list_2): New static variables.
21006 (c_parser_expr_list): Change return type to VEC *. Add
21007 p_orig_types parameter. Change all callers.
21008 (c_parser_release_expr): New static function.
21009 (c_parser_vec_to_tree_list): New static function.
21010 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21011 call build_function_call_vec.
21012 (build_function_call_vec): New function, based on old
21013 build_function_call.
21014 (convert_arguments): Remove nargs and argarray parameters. Change
21015 values to a VEC. Add origtypes parameter.
21016 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21017 (convert_for_assignment): Add origtype parameter. Change all
21018 callers. If warn_cxx_compat, check for conversion to an enum
21019 type when calling a function.
21020 (store_init_value): Add origtype parameter. Change all callers.
21021 (digest_init): Likewise.
21022 (struct init_node): Add origtype field.
21023 (add_pending_init): Add origtype parameter. Change all callers.
21024 (output_init_element): Likewise.
21025 (output_pending_init_elements): Pass origtype from init_node to
21026 output_init_element.
21027 (process_init_element): Pass origtype from c_expr to
21028 output_init_element.
21029 (c_finish_return): Add origtype parameter. Change all callers.
21030 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21032 (sync_resolve_params): Likewise.
21033 (sync_resolve_return): Change params to first_param. Change caller.
21034 (resolve_overloaded_builtins): Change params to VEC *. Change
21035 callers. Save first parameter around call to build_function_call_vec.
21036 * c-decl.c (finish_decl): Add origtype parameter. Change all
21037 callers. Call build_function_call_vec rather than
21038 build_function_call for cleanup.
21039 * c-tree.h: Update declarations.
21040 * c-common.h: Update declarations.
21041 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21042 params to first_param.
21043 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21044 params parameter from tree to void *.
21045 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21046 Change arglist parameter to have type void *, and to be a pointer
21048 * config/rs6000/rs6000-protos.h
21049 (altivec_resolve_overloaded_builtin): Update declaration.
21050 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21051 fnargs parameter to have type void *, and to be a pointer to a
21052 VEC. Call build_function_call_vec instead of
21053 build_function_call.
21054 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21056 2009-04-20 Joey Ye <joey.ye@intel.com>
21057 Xuepeng Guo <xuepeng.guo@intel.com>
21058 H.J. Lu <hongjiu.lu@intel.com>
21060 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21062 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21063 (IX86_LEA_PRIORITY): Likewise.
21064 (distance_non_agu_define): New function.
21065 (distance_agu_use): Likewise.
21066 (ix86_lea_for_add_ok): Likewise.
21067 (ix86_dep_by_shift_count): Likewise.
21069 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21070 should split for LEA.
21072 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21074 (ix86_dep_by_shift_count): Likewise.
21076 2009-04-20 Richard Guenther <rguenther@suse.de>
21078 * expr.c (handled_component_p): Move ...
21079 * tree.h (handled_component_p): ... here.
21080 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21081 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21082 and REALPART_EXPR to be in one group.
21084 2009-04-20 Richard Guenther <rguenther@suse.de>
21086 * basic-block.h (get_all_dominated_blocks): Declare.
21087 * dominance.c (get_all_dominated_blocks): New function.
21088 * tree-cfg.c (get_all_dominated_blocks): Remove.
21089 (remove_edge_and_dominated_blocks): Adjust.
21090 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21091 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21092 instead of recursing.
21094 2009-04-20 Doug Kwan <dougkwan@google.com>
21096 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21097 (struct cgraph_node_set_def): New type.
21098 (cgraph_node_set) New type. Also declare vector functions.
21099 (struct cgraph_node_set_element_def): New type.
21100 (cgraph_node_set_element): Ditto.
21101 (cgraph_node_set_iterator): New iterator type.
21102 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21103 cgraph_node_set_remove, dump_cgraph_node_set,
21104 debug_cgraph_node_set): New prototypes.
21105 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21106 cgraph_node_set_size): New inlines.
21107 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21108 including cgraph.h.
21109 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21110 argument to function 'write_summary'.
21111 * ipa.c: Include ggc.h.
21112 (hash_cgraph_node_set_element,
21113 eq_cgraph_node_set_element, cgraph_node_set_new,
21114 cgraph_node_set_add, cgraph_node_set_remove,
21115 cgraph_node_set_find, dump_cgraph_node_set,
21116 debug_cgraph_node_set): New functions.
21117 * Makefile.in (ipa.o): Add dependency on GGC_H.
21119 2009-04-20 Ira Rosen <irar@il.ibm.com>
21121 PR tree-optimization/39675
21122 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21123 check of the return code of vect_schedule_slp. Check that
21124 stmt_vec_info still exists for the statement, before checking its
21125 vectorization type.
21127 2009-04-20 Michael Matz <matz@suse.de>
21129 * Makefile.in (generated_files): Take out $(simple_generated_c).
21131 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21133 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21134 (UINTPTR_TYPE): Likewise.
21136 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21139 * c-typeck.c (digest_init): Check for initializing an array with a
21142 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21145 * c-semantics.c (pop_stmt_list): Propagate
21146 STATEMENT_LIST_HAS_LABEL to parent statement list.
21148 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21150 * config/mips/mips.h (mips_tune_attr): New macro.
21151 * config/mips/mips.md (cpu): Use it.
21153 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21156 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21159 2009-04-19 Diego Novillo <dnovillo@google.com>
21161 * toplev.c (compile_file): Move call to coverage_finish ...
21162 * cgraphunit.c (ipa_passes): ... here.
21163 Call cgraph_process_new_functions.
21164 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21165 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21167 2009-04-19 Jan Hubicka <jh@suse.cz>
21169 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21171 (dump_cgraph_node): Dump can throw external flag.
21172 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21174 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21178 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21179 * common.opt (Wlogical-op): Move from here...
21180 * c.opt (Wlogical-op): ... to here.
21181 * c-typeck.c (parser_build_binary_op): Update call to
21182 warn_logical_operator.
21183 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21185 * c-common.c (warn_logical_op): Update.
21186 * c-common.h (warn_logical_op): Update declaration.
21188 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21190 * tree.c (protected_set_expr_location): Fix formatting.
21192 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21195 * c-typeck.c (readonly_warning): new.
21196 (build_unary_op, build_modify_expr): Use readonly_warning for
21197 storing into something readonly but not const-qualified.
21199 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21202 * c-typeck.c (build_unary_op): Check for taking address of
21203 expression of type void.
21205 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21208 * c-typeck.c (build_function_call): Check for calling a function
21209 with qualified void return types. Call require_complete_type when
21212 2009-04-18 Jan Hubicka <jh@suse.cz>
21214 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21216 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21217 can_throw_external flag.
21218 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21219 * ipa-pure-const.c (ignore_edge): New function.
21220 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21221 only over can_throw_external edges.
21222 (local_pure_const): Add nothrow flag.
21223 * ipa-utils.c (searchc): Add ignore_edge callback.
21224 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21225 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21226 (set_nothrow_function_flags): Update cgraph.
21227 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21229 2009-04-18 Richard Guenther <rguenther@suse.de>
21231 PR middle-end/39804
21232 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21233 (fold_stmt): ... this and ...
21234 (fold_stmt_inplace): ... this.
21235 (fold_stmt_1): Fold references in calls and asms.
21236 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21238 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21240 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21241 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21243 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21245 * tree.c (function_args_count): Remove.
21246 * tree.h: Remove the prototype for function_args_count.
21248 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21250 * tree-iterator.c (expr_only): Remove.
21251 * tree.h: Remove the prototype for expr_only.
21253 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21255 * reginfo.c (cannot_change_mode_set_regs): Remove.
21256 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21258 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21260 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21261 whether operands 0 and 1 overlaps.
21263 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21265 PR middle-end/36902
21266 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21267 pointer. Use warning_at instead of warning.
21268 (search_for_addr_array): Likewise.
21269 (check_array_bounds): Likewise.
21270 (check_all_array_refs): Check that the incoming edge is not in the
21271 list of edges to be removed.
21272 (check_all_array_refs): Avoid the temporal pointer.
21273 (vrp_visit_cond_stmt): Fix typo.
21274 (simplify_switch_using_ranges): Handle the case where the switch
21275 index is an integer constant.
21277 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21279 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21281 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21283 * doc/extend.texi, doc/invoke.texi: Fix typos.
21285 2009-04-17 Cary Coutant <ccoutant@google.com>
21287 * tree-flow-inline.h (get_lineno): Fix inverted test.
21289 2009-04-17 Diego Novillo <dnovillo@google.com>
21291 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21292 assertion for AVAIL_OUT.
21294 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21297 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21298 * config/sh/linux-atomic.asm: Likewise.
21300 2009-04-17 Diego Novillo <dnovillo@google.com>
21302 * except.c (debug_eh_tree): New.
21303 (struct eh_region, struct eh_status): Move ...
21304 * except.h: ... here.
21305 (add_type_for_runtime): Declare extern.
21306 (lookup_type_for_runtime): Likewise.
21307 (debug_eh_tree): Declare.
21308 * Makefile.in (GTFILES): List except.h before except.c
21310 2009-04-17 Diego Novillo <dnovillo@google.com>
21312 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21313 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21314 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21315 (find_vars_r): ... here.
21316 * tree-flow.h (find_referenced_vars_in): Declare.
21317 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21318 that AVAIL_OUT exists for BLOCK.
21319 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21320 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21321 (tree-parloops.o): Likewise.
21323 2009-04-17 Simon Baldwin <simonb@google.com>
21325 * toplev.c (default_tree_printer): Add handling for %E format.
21327 2009-04-17 Diego Novillo <dnovillo@google.com>
21329 * tree-pretty-print.c (dump_generic_node): Add break after
21330 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21331 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21332 FUNCTION_TYPE together. Call print_struct_decl when printing
21333 structures and TDF_SLIM is not given.
21334 (print_struct_decl): Fix logic for detecting recursion.
21336 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21339 * gcc.c (create_at_file): New.
21340 (compile_input_file_p): New.
21341 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21342 * main.c (main): Update call to toplev_main.
21343 * toplev.c (toplev_main): Change signature. Call expandargv.
21344 * toplev.h (toplev_main): Change signature.
21346 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21348 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21349 if the latter is not constant.
21351 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21353 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21355 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21357 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21358 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21360 2009-04-17 Richard Guenther <rguenther@suse.de>
21362 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21363 Handle component references view-converting an invariant address.
21365 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21367 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21368 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21369 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21370 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21371 Use @deftypevr rather than @deftypevar.
21373 2009-04-17 Richard Guenther <rguenther@suse.de>
21375 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21376 (get_prop_source_stmt): Likewise.
21377 (can_propagate_from): Likewise.
21379 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21381 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21382 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21383 (--with-multilib-list): Add default value.
21384 * configure: Regenerate.
21385 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21386 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21387 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21388 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21389 Don't add default cpu to multilib list unnecessarily, but do enable
21390 the relevant compiler option..
21391 Add support for --with-multilib-list=<blank> and
21392 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21393 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21394 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21395 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21396 TM_MULTILIB_CONFIG.
21397 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21398 (MULTILIB_OSDIRNAMES): New variable.
21399 * config/sh/t-1e: Delete file.
21400 * config/sh/t-mlib-sh1: Delete file.
21401 * config/sh/t-mlib-sh2: Delete file.
21402 * config/sh/t-mlib-sh2a: Delete file.
21403 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21404 * config/sh/t-mlib-sh2a-single: Delete file.
21405 * config/sh/t-mlib-sh2a-single-only: Delete file.
21406 * config/sh/t-mlib-sh2e: Delete file.
21407 * config/sh/t-mlib-sh3e: Delete file.
21408 * config/sh/t-mlib-sh4: Delete file.
21409 * config/sh/t-mlib-sh4-nofpu: Delete file.
21410 * config/sh/t-mlib-sh4-single: Delete file.
21411 * config/sh/t-mlib-sh4-single-only: Delete file.
21412 * config/sh/t-mlib-sh4a: Delete file.
21413 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21414 * config/sh/t-mlib-sh4a-single: Delete file.
21415 * config/sh/t-mlib-sh4a-single-only: Delete file.
21416 * config/sh/t-mlib-sh4al: Delete file.
21417 * config/sh/t-mlib-sh5-32media: Delete file.
21418 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21419 * config/sh/t-mlib-sh5-64media: Delete file.
21420 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21421 * config/sh/t-mlib-sh5-compact: Delete file.
21422 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21423 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21424 * doc/install.texi (Options specification): Add
21425 --with-multilib-list and --with-endian.
21427 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21429 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21431 (OBJS-common): Add plugin-version.o.
21432 (plugin-version.o): New.
21433 * gcc-plugin.h (plugin_gcc_version): New.
21434 (plugin_default_version_check): New.
21435 (plugin_init_func, plugin_init): Add version argument.
21436 * plugin-version.c: New.
21437 * plugin.c (str_plugin_gcc_version_name): New.
21438 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21439 pass it to the init function.
21440 (plugin_default_version_check): New.
21442 2009-04-17 Richard Guenther <rguenther@suse.de>
21444 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21445 for decl-vs-decl disambiguation.
21447 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21449 * config/s390/s390.h (s390_tune_attr): New macro definition.
21450 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21452 2009-04-17 Richard Guenther <rguenther@suse.de>
21454 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21455 (fold_stmt_r): Likewise.
21456 (maybe_fold_reference): New function.
21457 (fold_gimple_assign): Handle cases fold_stmt_r did.
21458 (fold_stmt): Do not use fold_stmt_r.
21459 (fold_stmt_inplace): Likewise.
21461 2009-04-17 Richard Guenther <rguenther@suse.de>
21463 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21464 (record_equivalences_from_stmt): Remove useless checks and
21466 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21467 the type is already suitable.
21469 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21471 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21473 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21475 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21476 (CMPtype): Define as __gcc_CMPtype.
21478 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21480 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21481 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21483 2009-04-17 Richard Guenther <rguenther@suse.de>
21485 PR tree-optimization/39746
21486 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21487 special-casing for builtins and static variable use/def.
21488 (call_may_clobber_ref_p_1): Likewise.
21490 2009-04-16 Ian Lance Taylor <iant@google.com>
21492 * df.h: Include "timevar.h".
21493 (struct df_problem): Change tv_id field to timevar_id_t.
21494 * tree-pass.h: Include "timevar.h".
21495 (struct opt_pass): Change tv_id field to timevar_id_t.
21496 * timevar.h (timevar_id_t): Define TV_NONE.
21497 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21498 TV_NONE rather than tv_id != 0.
21499 (execute_one_pass): Likewise.
21500 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21501 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21502 dependencies to $(TREE_PASS_H).
21503 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21505 (pass_branch_target_load_optimize2): Likewise.
21506 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21507 (pass_outof_cfg_layout_mode): Likewise.
21508 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21509 (pass_rebuild_cgraph_edges): Likewise.
21510 (pass_remove_cgraph_callee_edges): Likewise.
21511 * df-core.c (pass_df_initialize_opt): Likewise.
21512 (pass_df_initialize_no_opt): Likewise.
21513 (pass_df_finish): Likewise.
21514 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21515 * except.c (pass_set_nothrow_function_flags): Likewise.
21516 (pass_convert_to_eh_region_ranges): Likewise.
21517 * final.c (pass_compute_alignments): Likewise.
21518 * function.c (pass_instantiate_virtual_regs): Likewise.
21519 (pass_init_function): Likewise.
21520 (pass_leaf_regs): Likewise.
21521 (pass_match_asm_constraints): Likewise.
21522 * gimple-low.c (pass_lower_cf): Likewise.
21523 (pass_mark_used_blocks): Likewise.
21524 * init-regs.c (pass_initialize_regs): Likewise.
21525 * integrate.c (pass_initial_value_sets): Likewise.
21526 * ira.c (pass_ira): Likewise.
21527 * jump.c (pass_cleanup_barriers): Likewise.
21528 * omp-low.c (pass_expand_omp): Likewise.
21529 (pass_lower_omp): Likewise.
21530 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21531 * recog.c (pass_split_all_insns): Likewise.
21532 (pass_split_after_reload): Likewise.
21533 (pass_split_before_regstack): Likewise.
21534 (pass_split_before_sched2): Likewise.
21535 (pass_split_for_shorten_branches): Likewise.
21536 * reginfo.c (pass_reginfo_init): Likewise.
21537 (pass_subregs_of_mode_init): Likewise.
21538 (pass_subregs_of_mode_finish): Likewise.
21539 * passes.c (pass_postreload): Likewise.
21540 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21541 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21542 (pass_warn_function_return): Likewise.
21543 (pass_warn_function_noreturn): Likewise.
21544 * tree-complex.c (pass_lower_complex): Likewise.
21545 (pass_lower_complex_O0): Likewise.
21546 * tree-if-conv.c (pass_if_conversion): Likewise.
21547 * tree-into-ssa.c (pass_build_ssa): Likewise.
21548 * tree-mudflap.c (pass_mudflap_1): Likewise.
21549 (pass_mudflap_2): Likewise.
21550 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21551 (pass_mudflap_2): Likewise.
21552 * tree-nrv.c (pass_return_slot): Likewise.
21553 * tree-object-size.c (pass_object_sizes): Likewise.
21554 * tree-optimize.c (pass_all_optimizations): Likewise.
21555 (pass_early_local_passes): Likewise.
21556 (pass_all_early_optimizations): Likewise.
21557 (pass_cleanup_cfg): Likewise.
21558 (pass_cleanup_cfg_post_optimizing): Likewise.
21559 (pass_free_datastructures): Likewise.
21560 (pass_free_cfg_annotations): Likewise.
21561 (pass_fixup_cfg): Likewise.
21562 (pass_init_datastructures): Likewise.
21563 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21564 (pass_late_warn_uninitialized): Likewise.
21565 (pass_update_address_taken): Likewise.
21566 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21567 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21568 (pass_cse_sincos): Likewise.
21569 (pass_convert_to_rsqrt): Likewise.
21570 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21571 * tree-stdarg.c (pass_stdarg): Likewise.
21572 * tree-tailcall.c (pass_tail_recursion): Likewise.
21573 (pass_tail_calls): Likewise.
21574 * tree-vect-generic.c (pass_lower_vector): Likewise.
21575 (pass_lower_vector_ssa): Likewise.
21576 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21578 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21580 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21582 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21584 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21585 logical and signext.
21587 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21590 * config/sh/predicates.md (arith_operand): Check if the operand
21591 of TRUNCATE is a REG.
21593 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21595 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21596 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21598 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21600 * tree-iterator.c (tsi_split_statement_list_after,
21601 tsi_split_statement_list_before): Remove.
21602 * tree-iterator.h: Remove the prototypes for
21603 tsi_split_statement_list_after and tsi_split_statement_list_before.
21605 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21607 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21608 * tree-ssa-propagate.h: Remove the prototype for
21609 stmt_makes_single_load.
21611 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21613 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21614 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21616 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21618 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21620 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21622 * except.c (eh_region_outer_p): Remove.
21623 * except.h: Remove the prototype for eh_region_outer_p.
21625 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21627 * function.c (current_function_assembler_name): Remove.
21628 * function.h: Remove the prototype for
21629 current_function_assembler_name.
21631 2009-04-16 Ian Lance Taylor <iant@google.com>
21633 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21634 (add_reg_note): Call alloc_reg_note.
21635 * rtl.h (alloc_reg_note): Declare.
21636 * combine.c (try_combine): Use alloc_reg_note.
21637 (recog_for_combine, move_deaths): Likewise.
21638 (distribute_notes): Use alloc_reg_note and add_reg_note.
21639 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21640 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21641 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21643 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21645 PR rtl-optimization/39762
21646 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21647 ira_may_move_out_cost): Add comments about way of their usage.
21648 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21650 * ira-conflicts.c (process_regs_for_copy): Use function
21651 ira_get_register_move_cost instead of global
21652 ira_register_move_cost.
21654 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21655 color_pass, move_spill_restore, update_curr_costs): Ditto.
21657 * ira-lives.c (process_single_reg_class_operands): Ditto.
21659 * ira-emit.c (emit_move_list): Ditto.
21661 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21662 (record_reg_classes): Ditto. Use functions
21663 ira_get_register_move_cost and ira_get_may_move_cost instead of
21664 global vars ira_register_move_cost, ira_may_move_out_cost and
21665 ira_may_move_in_cost.
21666 (record_address_regs): Don't call ira_init_register_move_cost.
21667 Use function ira_get_may_move_cost instead of global
21668 ira_may_move_in_cost.
21669 (process_bb_node_for_hard_reg_moves): Use function
21670 ira_get_register_move_cost instead of global ira_register_move_cost.
21671 (ira_costs): Don't call ira_init_register_move_cost.
21673 2009-04-16 Richard Guenther <rguenther@suse.de>
21675 * tree-cfg.c (verify_gimple_assign_binary):
21676 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21677 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21678 (create_general_new_stmt): Note that this function is broken.
21680 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21682 * common.opt (fhelp): Add Var(help_flag).
21683 * gcc-plugin.h (plugin_info): Add help.
21684 * plugin.c (plugin_name_args): Add help.
21685 (register_plugin_info): Set plugin->help.
21686 (print_help_one_plugin): New.
21687 (print_plugins_help): New.
21688 * plugin.h (print_plugins_help): New.
21689 * toplev.c (toplev_main): Call print_plugins_help if needed.
21691 2009-04-16 Richard Guenther <rguenther@suse.de>
21693 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21694 (gimple_ior_addresses_taken_1): New function.
21695 (gimple_ior_addresses_taken): Likewise.
21696 * gimple.h (struct gimple_statement_with_ops_base): Remove
21697 addresses_taken member.
21698 (gimple_ior_addresses_taken): Declare.
21699 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21700 gimple_set_addresses_taken): Remove.
21701 * ipa-reference.c (mark_address): New function.
21702 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21703 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21704 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21705 (gimple_add_to_addresses_taken): Remove.
21706 (get_tmr_operands): Call mark_address_taken.
21707 (get_asm_expr_operands): Likewise.
21708 (get_expr_operands): Likewise.
21709 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21710 (free_stmt_operands): Do not free it.
21711 * tree-ssa.c (delete_tree_ssa): Likewise.
21712 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21714 2009-04-16 Richard Guenther <rguenther@suse.de>
21716 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21717 (walk_stmt_load_store_ops): Likewise.
21718 * gimple.c (get_base_loadstore): New function.
21719 (walk_stmt_load_store_addr_ops): Likewise.
21720 (walk_stmt_load_store_ops): Likewise.
21721 * ipa-pure-const.c (check_op): Simplify.
21722 (check_load, check_store): New functions.
21723 (check_stmt): Use walk_stmt_load_store_ops.
21724 * ipa-reference.c (mark_load): Adjust signature.
21725 (mark_store): Likewise.
21726 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21728 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21730 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21731 (plugin_info): New.
21732 * opts.c (common_handle_option): Don't call print_version.
21733 * plugin.c (plugin_name_args): Add version.
21734 (register_plugin_info): New.
21735 (register_callback): Handle PLUGIN_INFO.
21736 (try_init_one_plugin): New.
21737 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21739 (finalize_one_plugin): New.
21740 (finalize_plugins): New.
21741 (print_one_plugin): New.
21742 (print_plugins_versions): New.
21743 * plugin.h (print_plugins_versions): New.
21744 (finalize_plugins): New.
21745 * toplev.c (compile_file): Don't call initialize_plugins.
21746 (print_version): Call print_plugins_versions.
21747 (toplev_main): Call initialize_plugins. Print version if needed.
21748 Call finalize_plugins.
21750 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21752 * common.opt (fversion): New.
21753 * gcc.c (print_version): New.
21754 (process_command): Don't print the version. Just set print_version.
21755 (main): Print version. Call subprocesses if print_version and
21756 verbose_flag are set.
21757 * opts.c (common_handle_option): Handle OPT_fversion.
21759 2009-04-16 Richard Guenther <rguenther@suse.de>
21760 Ira Rosen <irar@il.ibm.com>
21762 PR tree-optimization/39698
21763 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
21764 type of the reduction variable. Only generate the def if
21767 * omp-low.c (expand_omp_for_generic): When converting to a pointer
21768 make sure to first convert to an integer of the same precision.
21769 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
21770 the type of the evolution correctly in computing the new
21771 induction variable base.
21773 2009-04-16 Richard Guenther <rguenther@suse.de>
21775 PR middle-end/39625
21776 * tree-cfg.c (make_blocks): Split statements with to-be
21777 abnormal SSA names on the lhs.
21779 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
21781 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
21782 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
21783 * c-typeck.c (really_start_incremental_init): Likewise.
21784 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
21785 (TARGET_INITIALIZER): Remove it.
21786 * target.h (struct target): Remove vector_opaque_p.
21787 * tree.c (build_opaque_vector_type): New.
21788 * tree.h (TYPE_VECTOR_OPAQUE): New.
21789 (build_opaque_vector_type): Declare.
21790 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
21791 * config/rs6000/rs6000.c (build_opaque_vector_type,
21792 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
21793 (rs6000_init_builtins): Use build_opaque_vector_type for
21794 opaque_V4SI_type_node.
21796 2009-04-15 Catherine Moore <clm@codesourcery.com>
21798 * debug.h (set_name): Declare.
21799 * dwarf2out.c (dwarf2out_set_name): Declare.
21800 (dwarf2_debug_hooks): Add set_name.
21801 (find_AT_string): New.
21802 (add_AT_string): Call find_AT_string.
21803 (dwarf2out_set_name): New.
21804 * cp/decl.c (grokdeclarator): Call set_name.
21805 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
21806 * debug.c (do_nothing_debug_hooks): Likewise.
21807 * dbxout.c (dbx_debug_hooks): Likewise.
21808 * sdbout.c (sdb_debug_hooks): Likewise.
21810 2009-04-15 Michael Eager <eager@eagercon.com>
21812 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
21813 reg for single-precision FPU.
21814 * config/rs6000/rs6000.md (movsi_internal1): Only for
21815 !TARGET_SINGLE_FPU.
21816 (movsi_internal1_single): New. Add pattern to move SI values to/from
21817 single-precision FP regs.
21819 2009-04-15 Richard Guenther <rguenther@suse.de>
21821 * omp-low.c (lower_rec_input_clauses): Build correct address
21823 (expand_omp_for_generic): Fix multiplication type.
21824 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
21825 (generate_memset_zero): Fix types.
21826 * tree-profile.c (prepare_instrumented_value): Correctly
21829 2009-04-15 Ian Lance Taylor <iant@google.com>
21831 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
21832 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
21833 for -Wall and for -Wc++-compat.
21834 (c_common_post_options): For C++, set warn_enum_compare if not
21836 * c-tree.h (struct c_expr): Add field original_type.
21837 (build_external_ref): Update declaration.
21838 * c-parser.c (c_parser_braced_init): Set original_type.
21839 (c_parser_initelt): Likewise.
21840 (c_parser_expr_no_commas): Likewise.
21841 (c_parser_conditional_expression): Likewise.
21842 (c_parser_cast_expression): Likewise.
21843 (c_parser_unary_expression): Likewise. Pull setting of
21844 original_code to top of function.
21845 (c_parser_sizeof_expression): Set original_type.
21846 (c_parser_alignof_expression): Likewise.
21847 (c_parser_postfix_expression): Likewise. Pull setting of
21848 original_code to top of function.
21849 (c_parser_postfix_expression_after_paren_type): Set original_type.
21850 (c_parser_postfix_expression_after_primary): Likewise.
21851 (c_parser_expression): Likewise.
21852 * c-typeck.c (build_external_ref): Add type parameter. Change all
21854 (c_expr_sizeof_expr): Set original_type field.
21855 (parser_build_unary_op): Likewise.
21856 (parser_build_binary_op): Likewise. Optionally warn about
21857 comparisons of enums of different types.
21858 (digest_init): Set original_type field.
21859 (really_start_incremental_init): Likewise.
21860 (push_init_level, pop_init_level): Likewise.
21861 * doc/invoke.texi (Warning Options): -Wenum-compare now
21864 2009-04-15 Richard Guenther <rguenther@suse.de>
21866 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
21867 out a necessary conversion.
21868 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
21869 names we didn't value number.
21870 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
21872 2009-04-15 Richard Guenther <rguenther@suse.de>
21874 PR tree-optimization/39764
21875 * tree-ssa-ccp.c (get_value): Canonicalize value with
21876 canonicalize_float_value.
21878 2009-04-15 Jan Hubicka <jh@suse.cz>
21880 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
21881 Wrong version of patch.
21883 2009-04-15 Jan Hubicka <jh@suse.cz>
21885 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
21887 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
21889 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
21890 our distinct integral and vector types.
21892 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
21894 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
21895 * init.c (build_vtbl_address): Remove call to assemble_external.
21897 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
21899 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
21900 output for other floating point modes.
21902 2009-04-14 Diego Novillo <dnovillo@google.com>
21904 * diagnostic.c (diagnostic_report_diagnostic): Do not
21905 warn about loaded plugins for DK_ERROR and DK_WARNING.
21906 * c-decl.c (declspecs_add_type): Move call to
21907 invoke_plugin_callbacks ...
21908 * c-parser.c (c_parser_declspecs): ... here.
21909 * plugin.c (dump_active_plugins): Tidy output.
21911 2009-04-14 Diego Novillo <dnovillo@google.com>
21912 Le-Chun Wu <lcwu@google.com>
21914 * configure.ac: Add --enable-plugin support.
21915 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
21916 * Makefile.in (PLUGIN_H): Define.
21917 Export ENABLE_PLUGIN and GMPINC to site.exp.
21918 Add PLUGINLIBS to link command.
21919 Add/modify dependencies for plugin.o and files including plugin.h.
21921 * config.in: Regenerate.
21923 * opts.c (common_handle_option): Handle OPT_fplugin_ and
21926 2009-04-14 Le-Chun Wu <lcwu@google.com>
21928 * tree-pass.h (register_one_dump_file): Add a prototype for
21929 register_one_dump_file.
21930 * toplev.c (compile_file): Call initialize_plugins.
21931 (do_compile): Call invoke_plugin_callbacks.
21932 (toplev_main): Call invoke_plugin_callbacks.
21933 * common.opt: Add -fplugin= and -fplugin-arg-.
21934 * gcc-plugin.h: New public header file for plugins to include.
21935 * plugin.c: New source file.
21936 * plugin.h: New internal header file.
21937 * passes.c (register_one_dump_file): Make it external.
21939 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
21941 2009-04-14 Diego Novillo <dnovillo@google.com>
21943 * doc/plugins.texi: New.
21944 * doc/gccint.texi: Add reference to Plugins chapter.
21945 * doc/invoke.texi: Document -fplugin and -fplugin-arg
21946 * diagnostic.c (diagnostic_report_diagnostic): Warn about
21947 loaded plugins, if any.
21948 * timevar.def (TV_PLUGIN_INIT): Define.
21949 (TV_PLUGIN_RUN): Define.
21950 * plugin.c: Include timevar.h
21951 (plugins_active_p): New.
21952 (dump_active_plugins): New.
21953 (debug_active_plugins): New.
21955 2009-04-14 Joseph Myers <joseph@codesourcery.com>
21957 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
21959 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
21961 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
21963 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
21964 the same as a minus without a shift.
21966 2009-04-14 Nick Clifton <nickc@redhat.com>
21968 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
21969 comparisons with small integers will always produce a short
21972 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
21975 2008-12-19 Diego Novillo <dnovillo@google.com>
21977 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
21979 2009-04-14 Richard Guenther <rguenther@suse.de>
21981 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
21983 (verify_gimple_assign_binary): Likewise. Handle shifts and
21985 (verify_gimple_phi): Print the mismatched argument position.
21986 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
21988 (vect_update_init_of_dr): Likewise.
21989 * matrix-reorg.c (transform_access_sites): Do what the
21991 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
21993 2009-04-13 Michael Eager <eager@eagercon.com>
21995 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
21996 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
21997 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
21998 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
21999 remove duplicate config
22001 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22003 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22004 file_name:line_number type locator of the call site.
22006 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22008 * genautomata.c: Put blank after comma.
22009 (automaton_decls): New.
22010 (struct unit_usage): Add comments to member next.
22011 (store_alt_unit_usage): Keep the list ordered.
22012 (unit_present_on_list_p, equal_alternatives_p): New.
22013 (check_regexp_units_distribution): Check units distribution
22014 correctness correctly.
22015 (main): Don't write automata if error is found. Return correct
22018 * config/m68k/cf.md (cfv4_ds): Remove.
22019 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22020 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22022 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22023 power4-load-ext, power4-store, power4-store-update,
22024 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22025 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22026 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22027 power4-sqrt, power4-isync): Modify reservation to make correct
22028 unit distribution to automata.
22030 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22031 power5-store-update, power5-two, power5-three, power5-lmul,
22032 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22034 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22036 * except.c (pass_set_nothrow_function_flags): Set name and add
22038 (set_nothrow_function_flags): Mention in the dump file when
22039 changing a function to nothrow.
22041 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22044 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22045 instead of unsigned long.
22047 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22049 * config/arm/arm.c (return_used_this_function): Remove.
22050 (arm_output_function_prologue): Remove use of
22051 return_used_this_function.
22052 (output_return_instruction): Replace use of
22053 return_used_this_function
22054 by cfun->machine->return_used_this_function.
22055 (arm_output_epilogue): Likewise.
22056 (arm_output_function_epilogue): Likewise.
22057 (thumb_unexpanded_epilogue): Likewise.
22058 * config/arm/arm.h (struct machine_function):
22059 New member return_used_this_function.
22061 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22063 * doc/install.texi: Correct description of default directory for
22064 --with-gxx-include-dir.
22066 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22068 * fold-const.c (build_range_check): Properly deal with enumeral and
22069 boolean base types.
22071 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22073 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22074 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22075 * params.h (MAX_GCSE_PASSES): Remove.
22076 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22077 in sequence. Remove ability to run multiple passes.
22078 (bypass_jumps): Report run as third CPROP pass.
22080 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22082 PR middle-end/39651
22083 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22084 when deciding whether the whole SEQUENCE can throw.
22086 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22089 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22090 offseted label references.
22092 2009-04-11 Jan Hubicka <jh@suse.cz>
22094 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22096 2009-04-11 Richard Guenther <rguenther@suse.de>
22098 PR middle-end/39732
22099 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22100 return variables as TREE_ADDRESSABLE.
22102 2009-04-11 Richard Guenther <rguenther@suse.de>
22104 PR tree-optimization/39713
22105 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22106 reference trees have SSA_NAME operands.
22108 2009-04-11 Richard Guenther <rguenther@suse.de>
22111 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22112 address expressions.
22114 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22116 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22117 match changes in Cygwin 1.7
22118 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22119 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22121 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22123 PR tree-optimization/39701
22124 * doc/invoke.texi (Optimization Options): Document change in
22125 meaning and initialization of -fdelete-null-pointer-checks.
22127 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22129 PR middle-end/39701
22130 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22132 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22135 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22137 2009-04-10 Chao-ying Fu <fu@mips.com>
22139 * doc/tm.texi (Instruction Output): Document
22140 TARGET_ASM_FINAL_POSTSCAN_INSN.
22141 * target.h (final_postscan_insn): New field in asm_out.
22142 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22143 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22144 * final.c (final_scan_insn): Call
22145 targetm.asm_out.final_postscan_insn after outputting
22146 an asm macro and a normal instruction.
22148 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22149 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22150 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22151 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22152 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22154 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22156 PR middle-end/39701
22157 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22158 variables as non-NULL even with -fdelete-null-pointer-checks.
22160 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22162 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22164 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22167 * config/i386/i386.c (classify_argument): Handle SCmode with
22168 (bit_offset % 64) != 0.
22170 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22172 * doc/invoke.texi (Optimize Options): Add cross-reference to
22173 -Q --help=optimizers examples.
22175 2009-04-10 Ben Elliston <bje@au.ibm.com>
22178 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22179 regalign for the reg == fpr and TDmode case.
22181 2009-04-09 David Ayers <ayers@fsfe.org>
22184 * objc/objc-act.c (warn_with_method): Remove helper function.
22185 (check_duplicates): Call warning and inform directly.
22186 (really_start_method): Likewise.
22188 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22190 * expmed.c (expand_divmod): Always use a comparison for a division
22191 by a large unsigned integer.
22193 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22194 for things others than variables or functions as nonzero.
22196 2009-04-09 Nick Clifton <nickc@redhat.com>
22198 * unwind-compat.c: Change copyright header to refer to version
22199 3 of the GNU General Public License with version 3.1 of the
22200 GCC Runtime Library Exception and to point readers at the
22201 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22202 * config/alpha/crtfastmath.c: Likewise.
22203 * config/alpha/linux-unwind.h: Likewise.
22204 * config/alpha/qrnnd.asm: Likewise.
22205 * config/alpha/vms-crt0-64.c: Likewise.
22206 * config/alpha/vms-crt0.c: Likewise.
22207 * config/alpha/vms-dwarf2.asm: Likewise.
22208 * config/alpha/vms-dwarf2eh.asm: Likewise.
22209 * config/alpha/vms-psxcrt0-64.c: Likewise.
22210 * config/alpha/vms-psxcrt0.c: Likewise.
22211 * config/alpha/vms_tramp.asm: Likewise.
22212 * config/arc/initfini.c: Likewise.
22213 * config/arc/lib1funcs.asm: Likewise.
22214 * config/arm/bpabi-v6m.S: Likewise.
22215 * config/arm/bpabi.S: Likewise.
22216 * config/arm/bpabi.c: Likewise.
22217 * config/arm/crti.asm: Likewise.
22218 * config/arm/crtn.asm: Likewise.
22219 * config/arm/ieee754-df.S: Likewise.
22220 * config/arm/ieee754-sf.S: Likewise.
22221 * config/arm/lib1funcs.asm: Likewise.
22222 * config/arm/libunwind.S: Likewise.
22223 * config/arm/linux-atomic.c: Likewise.
22224 * config/arm/mmintrin.h: Likewise.
22225 * config/arm/pr-support.c: Likewise.
22226 * config/arm/unaligned-funcs.c: Likewise.
22227 * config/arm/unwind-arm.c: Likewise.
22228 * config/arm/unwind-arm.h: Likewise.
22229 * config/avr/libgcc.S: Likewise.
22230 * config/bfin/crti.s: Likewise.
22231 * config/bfin/crtlibid.s: Likewise.
22232 * config/bfin/crtn.s: Likewise.
22233 * config/bfin/lib1funcs.asm: Likewise.
22234 * config/bfin/linux-unwind.h: Likewise.
22235 * config/cris/arit.c: Likewise.
22236 * config/cris/cris_abi_symbol.c: Likewise.
22237 * config/darwin-64.c: Likewise.
22238 * config/darwin-crt2.c: Likewise.
22239 * config/darwin-crt3.c: Likewise.
22240 * config/darwin.h: Likewise.
22241 * config/dbxelf.h: Likewise.
22242 * config/dfp-bit.c: Likewise.
22243 * config/dfp-bit.h: Likewise.
22244 * config/elfos.h: Likewise.
22245 * config/fixed-bit.c: Likewise.
22246 * config/fixed-bit.h: Likewise.
22247 * config/fp-bit.c: Likewise.
22248 * config/fp-bit.h: Likewise.
22249 * config/fr30/crti.asm: Likewise.
22250 * config/fr30/crtn.asm: Likewise.
22251 * config/fr30/lib1funcs.asm: Likewise.
22252 * config/freebsd-spec.h: Likewise.
22253 * config/frv/cmovd.c: Likewise.
22254 * config/frv/cmovh.c: Likewise.
22255 * config/frv/cmovw.c: Likewise.
22256 * config/frv/frvbegin.c: Likewise.
22257 * config/frv/frvend.c: Likewise.
22258 * config/frv/lib1funcs.asm: Likewise.
22259 * config/glibc-stdint.h: Likewise.
22260 * config/h8300/clzhi2.c: Likewise.
22261 * config/h8300/crti.asm: Likewise.
22262 * config/h8300/crtn.asm: Likewise.
22263 * config/h8300/ctzhi2.c: Likewise.
22264 * config/h8300/fixunssfsi.c: Likewise.
22265 * config/h8300/lib1funcs.asm: Likewise.
22266 * config/h8300/parityhi2.c: Likewise.
22267 * config/h8300/popcounthi2.c: Likewise.
22268 * config/i386/ammintrin.h: Likewise.
22269 * config/i386/att.h: Likewise.
22270 * config/i386/avxintrin.h: Likewise.
22271 * config/i386/biarch64.h: Likewise.
22272 * config/i386/bmmintrin.h: Likewise.
22273 * config/i386/cpuid.h: Likewise.
22274 * config/i386/cross-stdarg.h: Likewise.
22275 * config/i386/crtfastmath.c: Likewise.
22276 * config/i386/crtprec.c: Likewise.
22277 * config/i386/cygming-crtbegin.c: Likewise.
22278 * config/i386/cygming-crtend.c: Likewise.
22279 * config/i386/cygwin.asm: Likewise.
22280 * config/i386/emmintrin.h: Likewise.
22281 * config/i386/gmm_malloc.h: Likewise.
22282 * config/i386/gthr-win32.c: Likewise.
22283 * config/i386/i386.h: Likewise.
22284 * config/i386/immintrin.h: Likewise.
22285 * config/i386/linux-unwind.h: Likewise.
22286 * config/i386/linux64.h: Likewise.
22287 * config/i386/mm3dnow.h: Likewise.
22288 * config/i386/mmintrin-common.h: Likewise.
22289 * config/i386/mmintrin.h: Likewise.
22290 * config/i386/nmmintrin.h: Likewise.
22291 * config/i386/pmm_malloc.h: Likewise.
22292 * config/i386/pmmintrin.h: Likewise.
22293 * config/i386/smmintrin.h: Likewise.
22294 * config/i386/sol2-c1.asm: Likewise.
22295 * config/i386/sol2-ci.asm: Likewise.
22296 * config/i386/sol2-cn.asm: Likewise.
22297 * config/i386/sol2-gc1.asm: Likewise.
22298 * config/i386/tmmintrin.h: Likewise.
22299 * config/i386/unix.h: Likewise.
22300 * config/i386/w32-unwind.h: Likewise.
22301 * config/i386/wmmintrin.h: Likewise.
22302 * config/i386/x86-64.h: Likewise.
22303 * config/i386/x86intrin.h: Likewise.
22304 * config/i386/xmmintrin.h: Likewise.
22305 * config/ia64/crtbegin.asm: Likewise.
22306 * config/ia64/crtend.asm: Likewise.
22307 * config/ia64/crtfastmath.c: Likewise.
22308 * config/ia64/crti.asm: Likewise.
22309 * config/ia64/crtn.asm: Likewise.
22310 * config/ia64/fde-glibc.c: Likewise.
22311 * config/ia64/lib1funcs.asm: Likewise.
22312 * config/ia64/linux-unwind.h: Likewise.
22313 * config/ia64/quadlib.c: Likewise.
22314 * config/ia64/unwind-ia64.c: Likewise.
22315 * config/linux.h: Likewise.
22316 * config/m32c/m32c-lib1.S: Likewise.
22317 * config/m32c/m32c-lib2-trapv.c: Likewise.
22318 * config/m32c/m32c-lib2.c: Likewise.
22319 * config/m32r/initfini.c: Likewise.
22320 * config/m68hc11/larith.asm: Likewise.
22321 * config/m68hc11/m68hc11-crt0.S: Likewise.
22322 * config/m68k/cf.md: Likewise.
22323 * config/m68k/crti.s: Likewise.
22324 * config/m68k/crtn.s: Likewise.
22325 * config/m68k/lb1sf68.asm: Likewise.
22326 * config/m68k/linux-unwind.h: Likewise.
22327 * config/mcore/crti.asm: Likewise.
22328 * config/mcore/crtn.asm: Likewise.
22329 * config/mcore/lib1.asm: Likewise.
22330 * config/mips/linux-unwind.h: Likewise.
22331 * config/mips/loongson.h: Likewise.
22332 * config/mips/mips16.S: Likewise.
22333 * config/mmix/crti.asm: Likewise.
22334 * config/mmix/crtn.asm: Likewise.
22335 * config/pa/fptr.c: Likewise.
22336 * config/pa/hpux-unwind.h: Likewise.
22337 * config/pa/lib2funcs.asm: Likewise.
22338 * config/pa/linux-atomic.c: Likewise.
22339 * config/pa/linux-unwind.h: Likewise.
22340 * config/pa/milli64.S: Likewise.
22341 * config/pa/quadlib.c: Likewise.
22342 * config/pa/stublib.c: Likewise.
22343 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22344 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22345 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22346 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22347 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22348 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22349 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22350 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22351 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22352 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22353 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22354 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22355 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22356 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22357 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22358 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22359 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22360 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22361 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22362 * config/rs6000/750cl.h: Likewise.
22363 * config/rs6000/altivec.h: Likewise.
22364 * config/rs6000/biarch64.h: Likewise.
22365 * config/rs6000/crtresfpr.asm: Likewise.
22366 * config/rs6000/crtresgpr.asm: Likewise.
22367 * config/rs6000/crtresxfpr.asm: Likewise.
22368 * config/rs6000/crtresxgpr.asm: Likewise.
22369 * config/rs6000/crtsavfpr.asm: Likewise.
22370 * config/rs6000/crtsavgpr.asm: Likewise.
22371 * config/rs6000/darwin-asm.h: Likewise.
22372 * config/rs6000/darwin-fallback.c: Likewise.
22373 * config/rs6000/darwin-fpsave.asm: Likewise.
22374 * config/rs6000/darwin-ldouble.c: Likewise.
22375 * config/rs6000/darwin-tramp.asm: Likewise.
22376 * config/rs6000/darwin-unwind.h: Likewise.
22377 * config/rs6000/darwin-vecsave.asm: Likewise.
22378 * config/rs6000/darwin-world.asm: Likewise.
22379 * config/rs6000/e500crtres32gpr.asm: Likewise.
22380 * config/rs6000/e500crtres64gpr.asm: Likewise.
22381 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22382 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22383 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22384 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22385 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22386 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22387 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22388 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22389 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22390 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22391 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22392 * config/rs6000/eabi-ci.asm: Likewise.
22393 * config/rs6000/eabi-cn.asm: Likewise.
22394 * config/rs6000/eabi.asm: Likewise.
22395 * config/rs6000/linux-unwind.h: Likewise.
22396 * config/rs6000/linux64.h: Likewise.
22397 * config/rs6000/paired.h: Likewise.
22398 * config/rs6000/paired.md: Likewise.
22399 * config/rs6000/ppc64-fp.c: Likewise.
22400 * config/rs6000/ppu_intrinsics.h: Likewise.
22401 * config/rs6000/rs6000.h: Likewise.
22402 * config/rs6000/si2vmx.h: Likewise.
22403 * config/rs6000/sol-ci.asm: Likewise.
22404 * config/rs6000/sol-cn.asm: Likewise.
22405 * config/rs6000/spe.h: Likewise.
22406 * config/rs6000/spu2vmx.h: Likewise.
22407 * config/rs6000/sysv4.h: Likewise.
22408 * config/rs6000/tramp.asm: Likewise.
22409 * config/rs6000/vec_types.h: Likewise.
22410 * config/s390/linux-unwind.h: Likewise.
22411 * config/s390/tpf-unwind.h: Likewise.
22412 * config/score/crti.asm: Likewise.
22413 * config/score/crtn.asm: Likewise.
22414 * config/sh/crt1.asm: Likewise.
22415 * config/sh/crti.asm: Likewise.
22416 * config/sh/crtn.asm: Likewise.
22417 * config/sh/divtab-sh4-300.c: Likewise.
22418 * config/sh/divtab-sh4.c: Likewise.
22419 * config/sh/divtab.c: Likewise.
22420 * config/sh/lib1funcs-4-300.asm: Likewise.
22421 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22422 * config/sh/lib1funcs.asm: Likewise.
22423 * config/sh/lib1funcs.h: Likewise.
22424 * config/sh/linux-atomic.asm: Likewise.
22425 * config/sh/linux-unwind.h: Likewise.
22426 * config/sh/shmedia.h: Likewise.
22427 * config/sh/sshmedia.h: Likewise.
22428 * config/sh/ushmedia.h: Likewise.
22429 * config/sparc/crtfastmath.c: Likewise.
22430 * config/sparc/linux-unwind.h: Likewise.
22431 * config/sparc/sol2-c1.asm: Likewise.
22432 * config/sparc/sol2-ci.asm: Likewise.
22433 * config/sparc/sol2-cn.asm: Likewise.
22434 * config/spu/divmodti4.c: Likewise.
22435 * config/spu/divv2df3.c: Likewise.
22436 * config/spu/float_disf.c: Likewise.
22437 * config/spu/float_unsdidf.c: Likewise.
22438 * config/spu/float_unsdisf.c: Likewise.
22439 * config/spu/float_unssidf.c: Likewise.
22440 * config/spu/mfc_multi_tag_release.c: Likewise.
22441 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22442 * config/spu/mfc_tag_release.c: Likewise.
22443 * config/spu/mfc_tag_reserve.c: Likewise.
22444 * config/spu/mfc_tag_table.c: Likewise.
22445 * config/spu/multi3.c: Likewise.
22446 * config/spu/spu_internals.h: Likewise.
22447 * config/spu/spu_intrinsics.h: Likewise.
22448 * config/spu/spu_mfcio.h: Likewise.
22449 * config/spu/vec_types.h: Likewise.
22450 * config/spu/vmx2spu.h: Likewise.
22451 * config/stormy16/stormy16-lib2.c: Likewise.
22452 * config/svr4.h: Likewise.
22453 * config/sync.c: Likewise.
22454 * config/v850/lib1funcs.asm: Likewise.
22455 * config/vxlib-tls.c: Likewise.
22456 * config/vxlib.c: Likewise.
22457 * config/vxworks-dummy.h: Likewise.
22458 * config/xtensa/crti.asm: Likewise.
22459 * config/xtensa/crtn.asm: Likewise.
22460 * config/xtensa/ieee754-df.S: Likewise.
22461 * config/xtensa/ieee754-sf.S: Likewise.
22462 * config/xtensa/lib1funcs.asm: Likewise.
22463 * config/xtensa/lib2funcs.S: Likewise.
22464 * config/xtensa/linux-unwind.h: Likewise.
22465 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22466 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22467 * coretypes.h: Likewise.
22468 * crtstuff.c: Likewise.
22469 * defaults.h: Likewise.
22470 * dwarf2.h: Likewise.
22471 * emutls.c: Likewise.
22472 * gbl-ctors.h: Likewise.
22473 * gcov-io.h: Likewise.
22474 * ginclude/float.h: Likewise.
22475 * ginclude/iso646.h: Likewise.
22476 * ginclude/stdarg.h: Likewise.
22477 * ginclude/stdbool.h: Likewise.
22478 * ginclude/stddef.h: Likewise.
22479 * ginclude/stdfix.h: Likewise.
22480 * ginclude/stdint-gcc.h: Likewise.
22481 * ginclude/tgmath.h: Likewise.
22482 * gthr-aix.h: Likewise.
22483 * gthr-dce.h: Likewise.
22484 * gthr-gnat.c: Likewise.
22485 * gthr-gnat.h: Likewise.
22486 * gthr-lynx.h: Likewise.
22487 * gthr-mipssde.h: Likewise.
22488 * gthr-nks.h: Likewise.
22489 * gthr-posix.c: Likewise.
22490 * gthr-posix.h: Likewise.
22491 * gthr-posix95.h: Likewise.
22492 * gthr-rtems.h: Likewise.
22493 * gthr-single.h: Likewise.
22494 * gthr-solaris.h: Likewise.
22495 * gthr-tpf.h: Likewise.
22496 * gthr-vxworks.h: Likewise.
22497 * gthr-win32.h: Likewise.
22498 * gthr.h: Likewise.
22499 * libgcc2.c: Likewise.
22500 * libgcc2.h: Likewise.
22501 * libgcov.c: Likewise.
22502 * tsystem.h: Likewise.
22503 * typeclass.h: Likewise.
22504 * unwind-c.c: Likewise.
22505 * unwind-compat.h: Likewise.
22506 * unwind-dw2-fde-compat.c: Likewise.
22507 * unwind-dw2-fde-darwin.c: Likewise.
22508 * unwind-dw2-fde-glibc.c: Likewise.
22509 * unwind-dw2-fde.c: Likewise.
22510 * unwind-dw2-fde.h: Likewise.
22511 * unwind-dw2.c: Likewise.
22512 * unwind-dw2.h: Likewise.
22513 * unwind-generic.h: Likewise.
22514 * unwind-pe.h: Likewise.
22515 * unwind-sjlj.c: Likewise.
22516 * unwind.inc: Likewise.
22517 * config/arm/neon-gen.ml: Change generated copyright header to
22518 refer to version 3 of the GNU General Public License with
22519 version 3.1 of the GCC Runtime Library Exception and to point
22520 readers at the COPYING3 and COPYING3.RUNTIME files and the
22521 FSF's license web page.
22522 * config/arm/arm_neon.h: Regenerate.
22524 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22526 * config/cris/cris.md: Change copyright header to refer to version
22527 3 of the GNU General Public License.
22528 * doc/install.texi2html: Change copyright header to refer to version
22529 3 of the GNU General Public License and to point readers at the
22530 COPYING3 file and the FSF's license web page.
22531 * config/vax/linux.h: Likewise.
22533 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22535 * config/i386/i386.md (cmpcc): New.
22536 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22537 (sync_compare_and_swap_cc*): Delete.
22539 * config/s390/s390.c (s390_compare_emitted): Remove.
22540 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22541 s390_compare_emitted used to be handled. Assert that modes match.
22542 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22543 refer to sync_compare_and_swap_ccsi.
22544 * config/s390/s390.h (s390_compare_emitted): Remove.
22545 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22546 instead of s390_compare_emitted.
22547 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22548 instead of s390_compare_emitted.
22549 * config/s390/s390.md (cmpcc): New.
22550 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22551 CC_REGNUM, do not pretend it's set.
22552 (sync_compare_and_swap_cc*): Delete.
22553 * config/s390/predicates.md (cc_reg_operand): New.
22555 * expr.c (sync_compare_and_swap_cc): Delete.
22556 * optabs.h (sync_compare_and_swap_cc): Delete.
22557 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22558 is being used with can_compare_p.
22559 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22560 (find_cc_set): New.
22561 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22562 look for a MODE_CC set instead. Use emit_store_flag.
22563 (expand_compare_and_swap_loop): Likewise, with some additional
22564 complication to avoid a force_reg when useless. Use
22565 emit_cmp_and_jump_insns.
22566 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22567 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22568 sync_compare_and_swap documentation.
22570 2009-04-09 Jan Hubicka <jh@suse.cz>
22572 * except.c (find_prev_try): Break out from ....
22573 (duplicate_eh_regions): ... here; properly update prev_try pointers
22574 when duplication part of tree.
22575 (dump_eh_tree): Improve dumping.
22576 (verify_eh_region): New.
22577 (verify_eh_tree): Use it.
22579 2009-04-06 Richard Guenther <rguenther@suse.de>
22581 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22582 &ARRAY addresses by adjusting their types and prepending
22584 * tree-cfg.c (verify_gimple_assign_single): Verify that
22585 addresses are correct.
22587 2009-04-09 Richard Guenther <rguenther@suse.de>
22589 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22590 indices into an array reference if possible.
22591 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22592 Fold POINTER_PLUS_EXPR statements with invariant address.
22594 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22597 * config.gcc (powerpc64-*-linux*): Always build biarch.
22599 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22602 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22603 it and pedwarn if this results in an INTEGER_CST.
22605 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22607 * doc/install.texi: Update minimum GMP version. Remove obsolete
22608 text in MPFR section.
22610 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22612 * dwarf2out.c (class_scope_p): New static inline.
22613 (class_or_namespace_scope_p): Use it.
22614 (gen_variable_die): Use DW_TAG_member tag for static data member
22615 declarations instead of DW_TAG_variable.
22617 PR middle-end/39573
22618 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22621 2009-04-08 Richard Guenther <rguenther@suse.de>
22623 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22624 valueize random data.
22626 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22628 * config.gcc (aix tm_file): Add aix-stdint.h.
22629 (aix tm clause use_gcc_stdint): Set to wrap.
22630 * config/rs6000/aix-stdint.h: New file.
22632 2009-04-08 Richard Guenther <rguenther@suse.de>
22634 PR middle-end/36291
22635 * tree-dfa.c (add_referenced_var): Do not recurse into
22636 global initializers.
22637 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22639 (fold_const_aggregate_ref): Likewise.
22641 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22643 * recog.c (ordered_comparison_operator): New.
22644 * gensupport.c (std_preds): Add it.
22645 * doc/md.texi (Machine-Independent Predicates): Document it.
22647 2009-04-08 Jan Hubicka <jh@suse.cz>
22649 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22650 * function.h (rtl_eh): Remove exception_handler_label_map.
22651 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22652 remove_exception_handler_label, for_each_eh_label_1): Remove.
22653 (rtl_remove_unreachable_regions): Remove.
22654 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22655 (find_exception_handler_labels): Don't build the hashtable.
22656 (maybe_remove_eh_handler): Remove.
22657 (for_each_eh_label): Rewrite to walk the tree.
22658 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22659 * except.h (maybe_remove_eh_handler): Remove.
22660 * passes.c (init_optimization_passes): Schedule second EH cleanup
22662 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22663 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22665 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22667 * genoutput.c (validate_optab_operands): New.
22668 (gen_insn, gen_expand): Call it.
22670 * genflags.c (gen_insn): Detect misused iterators.
22671 (main): Pass line_no to gen_insn, exit with status 1 on error.
22673 * genextract.c (line_no): Make global.
22674 (VEC_safe_set_locstr): Change assertion to error message.
22675 (main): Exit with status 1 on error.
22677 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22681 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22682 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22683 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22684 * c-convert.c (convert): Do not call fold on results of conversion
22685 functions when the result is a C_MAYBE_CONST_EXPR.
22686 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22687 of __builtin_choose_expr.
22688 * c-typeck.c (remove_c_maybe_const_expr): New.
22689 (build_unary_op, build_conditional_expr, build_compound_expr,
22690 build_binary_op, c_objc_common_truthvalue_conversion): Call
22691 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22694 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22696 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22697 CODE to produce a new one. Add a prototype to use fold_convert_const
22699 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22702 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22703 mix declarations and code.
22705 2009-04-08 Ben Elliston <bje@au.ibm.com>
22707 * gcc.c: Replace `CC' with `GCC' throughout.
22709 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22711 * doc/invoke.texi: Document Atom support.
22713 2009-04-07 Jason Merrill <jason@redhat.com>
22716 * c-common.h, c-common.c: Add flag_pretty_templates.
22717 * c-opts.c (c_common_handle_option): Set it.
22718 * c.opt: Add -fno-pretty-templates.
22719 * doc/invoke.texi (C++ Dialect Options): Likewise.
22721 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22723 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22724 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22725 (ia64_expand_builtin): Likewise.
22727 2009-04-07 Martin Jambor <mjambor@suse.cz>
22729 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22730 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22731 ADDR_EXPRS are include too.
22733 2009-04-07 Richard Guenther <rguenther@suse.de>
22735 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22736 decls are only used if passes as parameters or if they are
22737 local statics and the call is not to a builtin.
22738 (call_may_clobber_ref_p_1): Likewise.
22740 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22742 * expr.c (do_store_flag): Remove last argument. Simplify code
22743 to avoid duplication of tests already done by can_compare_p.
22744 (expand_expr_real_1): Adjust caller.
22746 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22748 * optabs.c (can_compare_p): Test the predicate of a
22749 cbranch and cstore pattern.
22751 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22753 * expr.c (convert_move): Use emit_store_flag instead of
22756 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22758 * config/i386/i386.c (ix86_compare_emitted): Remove.
22759 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
22760 ix86_compare_op0 like ix86_compare_emitted used to be handled.
22761 * config/i386/i386.h (ix86_compare_emitted): Remove.
22762 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
22763 instead of ix86_compare_emitted.
22764 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
22766 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
22768 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
22769 Add t-sysroot-suffix to tmake_file.
22770 * config/print-sysroot-suffix.sh: New file.
22771 * config/t-sysroot-suffix: New file.
22773 2009-04-07 Ben Elliston <bje@au.ibm.com>
22775 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
22776 as the latter produces a warning when the target does not support
22779 2009-04-07 Ben Elliston <bje@au.ibm.com>
22781 * dfp.c: Replace type punning assignments with memcpy throughout.
22782 * Makefile.in (dfp.o-warn): Remove.
22784 2009-04-07 Alan Modra <amodra@bigpond.net.au>
22787 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
22788 Include soft-fp/t-softfp after rs6000/t-linux64.
22790 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
22792 * stor-layout.c (set_sizetype): Use the full precision of their
22793 machine mode for bitsize types.
22795 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
22797 * config/i386/i386.md: Revert 2 accidental checkins.
22799 2009-04-06 Joey Ye <joey.ye@intel.com>
22800 Xuepeng Guo <xuepeng.guo@intel.com>
22801 H.J. Lu <hongjiu.lu@intel.com>
22803 Atom pipeline model, tuning and insn selection.
22804 * config.gcc (atom): Add atom config options and target.
22806 * config/i386/atom.md: New.
22808 * config/i386/i386.c (atom_cost): New cost.
22809 (m_ATOM): New macro flag.
22810 (initial_ix86_tune_features): Set m_ATOM.
22811 (x86_accumulate_outgoing_args): Likewise.
22812 (x86_arch_always_fancy_math_387): Likewise.
22813 (processor_target): Add Atom cost.
22814 (cpu_names): Add Atom cpu name.
22815 (override_options): Set Atom ISA.
22816 (ix86_issue_rate): New case PROCESSOR_ATOM.
22817 (ix86_adjust_cost): Likewise.
22819 * config/i386/i386.h (TARGET_ATOM): New target macro.
22820 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
22821 (TARGET_OPT_AGU): New target option.
22822 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
22823 (processor_type): Add PROCESSOR_ATOM.
22825 * config/i386/i386.md (cpu): Add new value "atom".
22826 (use_carry, movu): New attr.
22827 (atom.md): Include atom.md.
22828 (adddi3_carry_rex64): Set attr "use_carry".
22829 (addqi3_carry): Likewise.
22830 (addhi3_carry): Likewise.
22831 (addsi3_carry): Likewise.
22832 (*addsi3_carry_zext): Likewise.
22833 (subdi3_carry_rex64): Likewise.
22834 (subqi3_carry): Likewise.
22835 (subhi3_carry): Likewise.
22836 (subsi3_carry): Likewise.
22837 (x86_movdicc_0_m1_rex64): Likewise.
22838 (*x86_movdicc_0_m1_se): Likewise.
22839 (x86_movsicc_0_m1): Likewise.
22840 (*x86_movsicc_0_m1_se): Likewise.
22841 (*adddi_1_rex64): Emit add insn as much as possible.
22842 (*addsi_1): Likewise.
22843 (return_internal): Set atom_unit.
22844 (return_internal_long): Likewise.
22845 (return_pop_internal): Likewise.
22846 (*rcpsf2_sse): Set atom_sse_attr attr.
22847 (*qrt<mode>2_sse): Likewise.
22848 (*prefetch_sse): Likewise.
22850 * config/i386/i386-c.c (ix86_target_macros_internal): New case
22852 (ix86_target_macros_internal): Likewise.
22854 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
22855 (*prefetch_sse_rex): Likewise.
22856 (sse_rcpv4sf2): Likewise.
22857 (sse_vmrcpv4sf2): Likewise.
22858 (sse_sqrtv4sf2): Likewise.
22859 (<sse>_vmsqrt<mode>2): Likewise.
22860 (sse_ldmxcsr): Likewise.
22861 (sse_stmxcsr): Likewise.
22862 (*sse_sfence): Likewise.
22863 (sse2_clflush): Likewise.
22864 (*sse2_mfence): Likewise.
22865 (*sse2_lfence): Likewise.
22866 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
22867 (<sse>_movup<ssemodesuffixf2c>): Likewise.
22868 (avx_movdqu<avxmodesuffix>): Likewise.
22869 (avx_lddqu<avxmodesuffix>): Likewise.
22870 (sse2_movntv2di): Change attr "type" to "ssemov".
22871 (sse2_movntsi): Likewise.
22872 (rsqrtv8sf2): Change attr "type" to "sseadd".
22873 (sse3_addsubv2df3): Set attr "atom_unit".
22874 (sse3_h<plusminus_insn>v4sf3): Likewise.
22875 (*sse2_pmaddwd): Likewise.
22876 (*vec_extractv2di_1_rex64): Likewise.
22877 (*vec_extractv2di_1_avx): Likewise.
22878 (sse2_psadbw): Likewise.
22879 (ssse3_phaddwv8hi3): Likewise.
22880 (ssse3_phaddwv4hi3): Likewise.
22881 (ssse3_phadddv4si3): Likewise.
22882 (ssse3_phadddv2si3): Likewise.
22883 (ssse3_phaddswv8hi3): Likewise.
22884 (ssse3_phaddswv4hi3): Likewise.
22885 (ssse3_phsubwv8hi3): Likewise.
22886 (ssse3_phsubwv4hi3): Likewise.
22887 (ssse3_phsubdv4si3): Likewise.
22888 (ssse3_phsubdv2si3): Likewise.
22889 (ssse3_phsubswv8hi3): Likewise.
22890 (ssse3_phsubswv4hi3): Likewise.
22891 (ssse3_pmaddubsw128): Likewise.
22892 (sse3_pmaddubsw: Likewise.
22893 (ssse3_palignrti): Likewise.
22894 (ssse3_palignrdi): Likewise.
22896 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
22898 * doc/install.texi (Specific): Fix two cross-references to MinGW.
22900 2009-04-06 Richard Guenther <rguenther@suse.de>
22902 PR tree-optimization/28868
22903 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
22904 of which PHI results we inserted.
22905 (insert_into_preds_of_block): Record inserted PHIs.
22906 (eliminate): Eliminate redundant PHI nodes.
22907 (init_pre): Init inserted_phi_names.
22909 2009-04-06 Richard Guenther <rguenther@suse.de>
22911 PR tree-optimization/39643
22912 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
22913 IMAGPART_EXPRs of complex constants.
22914 (execute_fold_all_builtins): If we folded a call queue
22915 TODO_update_address_taken.
22917 2009-04-06 Jan Hubicka <jh@suse.cz>
22919 PR middle-end/39659
22920 * except.c (remove_unreachable_regions): Propagate may_contain_throw
22923 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
22925 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
22927 (ic_invalidate_array): Likewise.
22929 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
22931 * calls.c (emit_library_call_value_1): Fix a problem with parameter
22932 alignment for library calls.
22934 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
22936 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
22937 (mingw32 tm clause use_gcc_stdint): Set to wrap.
22938 * config/i386/mingw-stdint.h: New file.
22940 2009-04-05 Richard Guenther <rguenther@suse.de>
22942 PR tree-optimization/39648
22943 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
22944 our &A vs. &A[0] IL deficiencies.
22946 2009-04-04 Jan Hubicka <jh@suse.cz>
22948 * except.c (sjlj_find_directly_reachable_regions): Be ready for
22949 removed toplevel regions.
22950 (sjlj_mark_call_sites): Likewise.
22952 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
22954 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
22955 (cygwin tm clause use_gcc_stdint): Set to wrap.
22956 * config/i386/cygwin-stdint.h: New file.
22958 2009-04-04 Richard Guenther <rguenther@suse.de>
22960 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
22961 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
22962 single-argument PHIs if we are in loop-closed SSA form.
22963 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
22964 for the pre-condition.
22965 (slpeel_tree_peel_loop_to_edge): Likewise.
22966 (vect_build_loop_niters): Take an optional sequence to append stmts.
22967 (vect_generate_tmps_on_preheader): Likewise.
22968 (vect_do_peeling_for_loop_bound): Take extra guards for the
22970 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
22971 the cost model check.
22972 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
22973 guards if we are going to peel. Do not apply versioning in that case.
22974 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
22975 (vect_do_peeling_for_loop_bound): Likewise.
22976 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
22977 loop bound only record extra pre-conditions, do not apply loop
22980 2009-04-04 Richard Guenther <rguenther@suse.de>
22982 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
22985 2009-04-04 Jan Hubicka <jh@suse.cz>
22987 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
22988 last_basic_block for size of bb->index indexed array.
22989 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
22990 compute_out, link_btr_uses, build_btr_def_use_webs,
22991 build_btr_def_use_webs, migrate_btr_defs): Likewise.
22993 2009-04-04 Jan Hubicka <jh@suse.cz>
22995 * except.c (remove_eh_handler_and_replace): Break out from ...
22996 (remove_eh_handler): ... here.
22997 (bring_to_root): New function.
22998 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
22999 handled ones, bring others to root of tree.
23001 2009-04-04 Jan Hubicka <jh@suse.cz>
23003 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23004 (all_phis_safe_to_merge): New function.
23005 (update_info): New structure.
23006 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23007 (cleanup_empty_eh): Update SSA if possible.
23009 2009-04-04 Richard Guenther <rguenther@suse.de>
23011 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23012 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23013 (append_vuse): Likewise.
23015 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23017 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23018 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23019 instead of REG_UNSAVED for DW_CFA_undefined.
23020 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23021 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23024 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23027 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23029 2009-04-04 Richard Guenther <rguenther@suse.de>
23031 PR tree-optimization/8781
23032 PR tree-optimization/37892
23033 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23034 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23035 (valueize_refs): Call it for *& valueizations.
23036 (shared_reference_ops_from_ref): Rename to ...
23037 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23038 (shared_reference_ops_from_call): Rename to ...
23039 (valueize_shared_reference_ops_from_call): ... this and valueize.
23040 (vn_reference_lookup): Update.
23041 (visit_reference_op_call): Likewise.
23042 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23043 (eliminate): Value-replace the call address in call statements.
23045 2009-04-04 Richard Guenther <rguenther@suse.de>
23047 PR tree-optimization/39636
23048 * tree-ssa-forwprop.c
23049 (forward_propagate_addr_into_variable_array_index): Check for
23050 GIMPLE_ASSIGN before accessing the rhs code.
23052 2009-04-03 Jason Merrill <jason@redhat.com>
23054 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23056 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23058 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23059 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23060 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23061 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23062 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23063 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23064 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23065 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23066 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23067 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23068 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23069 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23070 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23071 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23072 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23073 Use fr_reg_or_fp01_operand instead of fr_register_operand
23075 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23076 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23077 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23079 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23081 PR rtl-optimization/39607
23082 PR rtl-optimization/39631
23086 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23087 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23088 instead of DF_LR_OUT.
23089 * ira-lives.c (process_bb_node_lives): Ditto.
23090 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23091 instead of DF_LR_{OUT,IN}.
23092 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23093 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23095 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23097 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23098 (execute_lower_omp): Always run but take the short way out if -fopenmp
23100 (gate_lower_omp): Remove, forcing the pass manager to always run the
23101 pass and always set PROP_gimple_lomp.
23102 (pass_lower_omp): Remove gate function.
23103 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23104 PROP_trees. Instead, require it.
23105 * ipa-cp.c (pass_ipa_cp): Likewise.
23106 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23107 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23108 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23109 and PROP_gimple_leh.
23111 2009-04-03 Richard Guenther <rguenther@suse.de>
23113 PR middle-end/13146
23114 PR tree-optimization/23940
23115 PR tree-optimization/33237
23116 PR middle-end/33974
23117 PR middle-end/34093
23118 PR tree-optimization/36201
23119 PR tree-optimization/36230
23120 PR tree-optimization/38049
23121 PR tree-optimization/38207
23122 PR tree-optimization/38230
23123 PR tree-optimization/38301
23124 PR tree-optimization/38585
23125 PR middle-end/38895
23126 PR tree-optimization/38985
23127 PR tree-optimization/39299
23128 * tree-ssa-structalias.h: Remove.
23129 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23130 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23131 (struct vuse_element_d): Remove.
23132 (struct vuse_vec_d): Likewise.
23133 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23134 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23135 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23136 VUSE_ELEMENT_VAR): Likewise.
23137 (struct voptype_d): Likewise.
23138 (NUM_VOP_FREE_BUCKETS): Likewise.
23139 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23140 (struct stmt_operands_d): Remove.
23141 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23142 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23143 VDEF_NUM, VDEF_VECT): Likewise.
23144 (copy_virtual_operands): Remove.
23145 (operand_build_cmp): Likewise.
23146 (create_ssa_artificial_load_stmt): Likewise.
23147 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23148 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23149 vuse_index and mayuse_index members. Pack and move done and iter_type
23150 members to the front.
23151 (SSA_OP_VMAYUSE): Remove.
23152 (SSA_OP_VIRTUAL_USES): Adjust.
23153 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23154 (unlink_stmt_vdef): Declare.
23155 (add_to_addressable_set): Remove.
23156 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23157 (vrp_visit_stmt): Likewise.
23158 * doc/tree-ssa.texi (Alias analysis): Update.
23159 * doc/invoke.texi (max-aliased-vops): Remove docs.
23160 (avg-aliased-vops): Likewise.
23161 * tree-into-ssa.c (syms_to_rename): Remove.
23162 (need_to_update_vops_p): Likewise.
23163 (need_to_initialize_update_ssa_p): Rename to ...
23164 (update_ssa_initialized_fn): ... this. Track function we are
23166 (symbol_marked_for_renaming): Simplify.
23167 (add_new_name_mapping): Do not set need_to_update_vops_p.
23168 (dump_currdefs): Use SYMS_TO_RENAME.
23169 (rewrite_update_stmt): Always walk all uses/defs.
23170 (dump_update_ssa): Adjust.
23171 (init_update_ssa): Take function argument. Track what we are
23173 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23174 (create_new_def_for): Initialize for cfun, assert we are initialized
23176 (mark_sym_for_renaming): Simplify.
23177 (mark_set_for_renaming): Do not initialize update-ssa.
23178 (need_ssa_update_p): Simplify. Take function argument.
23179 (name_mappings_registered_p): Assert we ask for the correct function.
23180 (name_registered_for_update_p): Likewise.
23181 (ssa_names_to_replace): Likewise.
23182 (release_ssa_name_after_update_ssa): Likewise.
23183 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23184 (dump_decl_set): Do not print a newline.
23185 (debug_decl_set): Do it here.
23186 (dump_update_ssa): And here.
23187 * tree-ssa-loop-im.c (move_computations): Adjust.
23188 (movement_possibility): Likewise.
23189 (determine_max_movement): Likewise.
23190 (gather_mem_refs_stmt): Likewise.
23191 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23192 or NAME_MEMORY_TAG.
23193 * tree-complex.c (update_all_vops): Remove.
23194 (expand_complex_move): Adjust.
23195 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23196 Simplify test for memory referencing statement. Exclude
23197 non-invariant ADDR_EXPRs.
23198 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23199 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23200 (rdg_flag_uses): Likewise.
23201 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23203 (tree_optimize_tail_calls_1): Also split the
23204 edge from the entry block if we have degenerate PHI nodes in
23205 the first basic block.
23206 * tree.c (init_ttree): Remove memory-tag related code.
23207 (tree_code_size): Likewise.
23208 (tree_node_structure): Likewise.
23209 (build7_stat): Re-write to be build6_stat.
23210 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23211 (SSA_VAR_P): Adjust.
23212 (struct tree_memory_tag): Remove.
23213 (struct tree_memory_partition_tag): Likewise.
23214 (union tree_node): Adjust.
23215 (build7): Re-write to be build6.
23216 * tree-pass.h (pass_reset_cc_flags): Remove.
23217 (TODO_update_address_taken): New flag.
23218 (pass_simple_dse): Remove.
23219 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23220 * params.h (MAX_ALIASED_VOPS): Remove.
23221 (AVG_ALIASED_VOPS): Likewise.
23222 * omp-low.c (expand_omp_taskreg): Update SSA form.
23223 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23224 aliases the lhs in a copy stmt.
23225 * tree-ssa-dse.c (struct address_walk_data): Remove.
23226 (memory_ssa_name_same): Likewise.
23227 (memory_address_same): Likewise.
23228 (get_kill_of_stmt_lhs): Likewise.
23229 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23230 unused stores. Look through PHI nodes into post-dominated regions.
23231 (dse_optimize_stmt): Simplify. Properly remove stores.
23232 (tree_ssa_dse): Compute dominators.
23233 (execute_simple_dse): Remove.
23234 (pass_simple_dse): Likewise.
23235 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23236 gimple_loaded_syms and gimple_stored_syms computation.
23237 * toplev.c (dump_memory_report): Dump alias and pta stats.
23238 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23239 (vn_reference_eq): Likewise.
23240 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23241 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23242 valueize_vuses): Remove.
23243 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23244 (get_def_ref_stmt_vuse): ... this.
23245 (vn_reference_lookup_2): New function.
23246 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23247 walking equivalent vuses. Simplify.
23248 (vn_reference_lookup): Likewise.
23249 (vn_reference_insert): Likewise.
23250 (vn_reference_insert_pieces): Likewise.
23251 (visit_reference_op_call): Simplify.
23252 (visit_reference_op_load): Likewise.
23253 (visit_reference_op_store): Likewise.
23254 (init_scc_vn): Remove shared_lookup_vuses initialization.
23255 (free_scc_vn): Remove shared_lookup_vuses freeing.
23256 (sort_vuses, sort_vuses_heap): Remove.
23257 (get_ref_from_reference_ops): Export.
23258 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23259 vector with single vuse pointer.
23260 (vn_reference_lookup_pieces, vn_reference_lookup,
23261 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23262 (shared_vuses_from_stmt): Remove.
23263 (get_ref_from_reference_ops): Declare.
23264 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23265 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23266 memory-tag related code.
23267 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23268 (likely_value): Add comment, skip static-chain of call statements.
23269 (surely_varying_stmt_p): Adjust.
23270 (gimplify_and_update_call_from_tree): Likewise.
23271 (execute_fold_all_builtins): Do not rebuild alias info.
23272 (gimplify_and_update_call_from_tree): Properly update VOPs.
23273 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23274 (copy_ref_info): Remove memory-tag related code.
23275 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23276 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23277 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23279 * tree-ssa-dom.c (gimple_p): Remove typedef.
23280 (eliminate_redundant_computations): Adjust.
23281 (record_equivalences_from_stmt): Likewise.
23282 (avail_expr_hash): Likewise.
23283 (avail_expr_eq): Likewise.
23284 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23285 (stmt_makes_single_load): Likewise.
23286 (stmt_makes_single_store): Likewise.
23287 * tree-ssa-alias.c: Rewrite completely.
23288 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23289 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23290 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23291 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23292 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23293 Remove public functions.
23294 (pass_reset_cc_flags): Remove.
23295 (pass_build_alias): Move ...
23296 * tree-ssa-structalias.c (pass_build_alias): ... here.
23297 * tree-ssa-alias.c (may_be_aliased): Move ...
23298 * tree-flow-inline.h (may_be_aliased): ... here.
23299 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23300 count_uses_and_derefs): Move ...
23301 * gimple.c: ... here.
23302 * gimple.h (count_uses_and_derefs): Declare.
23303 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23304 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23305 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23306 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23307 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23308 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23309 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23311 * tree-dfa.c (refs_may_alias_p): Move ...
23312 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23313 * tree-ssa-alias.h: New file.
23314 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23315 (statement_sink_location): Likewise.
23316 * opts.c (decode_options): Do not adjust max-aliased-vops or
23317 avg-aliased-vops values.
23318 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23319 (TV_CALL_CLOBBER): Likewise.
23320 (TV_FLOW_SENSITIVE): Likewise.
23321 (TV_FLOW_INSENSITIVE): Likewise.
23322 (TV_MEMORY_PARTITIONING): Likewise.
23323 (TV_ALIAS_STMT_WALK): New timevar.
23324 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23325 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23326 (get_address_description): Remove memory-tag related code.
23327 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23328 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23329 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23330 and immediate uses in statements. Document.
23331 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23332 (dump_symbols): Remove.
23333 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23334 * alias.c (get_deref_alias_set): New function split out from ...
23335 (get_alias_set): ... here.
23336 * alias.h (get_deref_alias_set): Declare.
23337 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23338 type parameter. Remove restrict pointer handling. Create a
23339 ref-all pointer in case type-based alias sets do not conflict.
23340 (vect_analyze_data_refs): Remove SMT related code.
23341 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23342 (vectorizable_load): Likewise.
23343 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23344 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23345 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23346 Ignore vops and SMTs.
23347 (dr_analyze_alias): Likewise..
23348 (free_data_ref): Likewise.
23349 (create_data_ref): Likewise.
23350 (analyze_all_data_dependences): Likewise.
23351 (get_references_in_stmt): Adjust.
23352 * tree-flow-inline.h (gimple_aliases_computed_p,
23353 gimple_addressable_vars, gimple_call_clobbered_vars,
23354 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23355 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23356 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23357 gimple_mem_ref_stats): Remove.
23358 (gimple_vop): New function.
23359 (op_iter_next_use): Remove vuses and mayuses cases.
23360 (op_iter_next_def): Remove vdefs case.
23361 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23362 (clear_and_done_ssa_iter): Do not set removed fields.
23363 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23364 Assert we are not iterating over vuses or vdefs if not also
23365 iterating over uses or defs.
23366 (op_iter_init_use): Likewise.
23367 (op_iter_init_def): Likewise.
23368 (op_iter_next_vdef): Remove.
23369 (op_iter_next_mustdef): Likewise.
23370 (op_iter_init_vdef): Likewise.
23371 (compare_ssa_operands_equal): Likewise.
23372 (link_use_stmts_after): Handle vuse operand.
23373 (is_call_used): Use is_call_clobbered.
23374 (is_call_clobbered): Global variables are always call clobbered,
23375 query the call-clobbers bitmap.
23376 (mark_call_clobbered): Ignore global variables.
23377 (clear_call_clobbered): Likewise.
23378 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23379 virtual operands sanity check.
23380 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23382 (TARGET_MEM_REF): Remove TMR_TAG operand.
23383 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23384 Remove call-clobber related code.
23385 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23386 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23387 partitions or escape reason.
23388 (get_single_def_stmt, get_single_def_stmt_from_phi,
23389 get_single_def_stmt_with_phi): Remove.
23390 (dump_referenced_vars): Tidy.
23391 (get_ref_base_and_extent): Allow bare decls.
23392 (collect_dfa_stats): Adjust.
23393 * graphite.c (rename_variables_in_stmt): Adjust.
23394 (graphite_copy_stmts_from_block): Likewise.
23395 (translate_clast): Likewise.
23396 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23398 (translate_vuse_through_block): Use the oracle.
23399 (phi_translate_1): Adjust.
23400 (value_dies_in_block_x): Use the oracle. Cache the outcome
23402 (valid_in_sets): Check if the VUSE for
23403 a REFERENCE is available.
23404 (eliminate): Do not remove stmts during elimination,
23405 instead queue and remove them afterwards.
23406 (do_pre): Do not rebuild alias info.
23407 (pass_pre): Run TODO_rebuild_alias before PRE.
23408 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23409 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23410 (mark_all_v_defs_stmt): Remove.
23411 (mark_all_v_defs_seq): Adjust.
23412 (sra_replace): Likewise.
23413 (scalarize_use): Likewise.
23414 (scalarize_copy): Likewise.
23415 (scalarize_init): Likewise.
23416 (scalarize_ldst): Likewise.
23417 (todoflags): Remove.
23418 (tree_sra): Do not rebuild alias info.
23419 (tree_sra_early): Adjust.
23420 (pass_sra): Run TODO_update_address_taken before SRA.
23421 * tree-predcom.c (set_alias_info): Remove.
23422 (prepare_initializers_chain): Do not call it.
23423 (mark_virtual_ops_for_renaming): Adjust.
23424 (mark_virtual_ops_for_renaming_list): Remove.
23425 (initialize_root_vars): Adjust.
23426 (initialize_root_vars_lm): Likewise.
23427 (prepare_initializers_chain): Likewise.
23428 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23429 (may_propagate_copy_into_stmt): Likewise.
23430 (merge_alias_info): Do nothing for now.
23431 (propagate_tree_value_into_stmt): Adjust.
23432 (stmt_may_generate_copy): Likewise.
23433 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23434 not mark symbols for renaming.
23435 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23436 with the same statement, make sure to update the new pointed-to one.
23437 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23438 call statements, do not mark symbols for renaming.
23439 (mark_operand_necessary): Dump something.
23440 (ref_may_be_aliased): New function.
23441 (mark_aliased_reaching_defs_necessary_1): New helper function.
23442 (mark_aliased_reaching_defs_necessary): Likewise.
23443 (mark_all_reaching_defs_necessary_1): Likewise.
23444 (mark_all_reaching_defs_necessary): Likewise.
23445 (propagate_necessity): Do not process virtual PHIs. For
23446 non-aliased loads mark all reaching definitions as necessary.
23447 For aliased loads and stores mark the immediate dominating
23448 aliased clobbers as necessary.
23449 (visited): New global static.
23450 (perform_tree_ssa_dce): Free visited bitmap after propagating
23452 (remove_dead_phis): Perform simple dead virtual PHI removal.
23453 (remove_dead_stmt): Properly unlink virtual operands when
23455 (eliminate_unnecessary_stmts): Schedule PHI removal after
23457 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23458 (process_replaceable): Likewise.
23459 (find_replaceable_in_bb): Likewise.
23460 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23461 based on the single gimple vop.
23462 (verify_flow_insensitive_alias_info): Remove.
23463 (verify_flow_sensitive_alias_info): Likewise.
23464 (verify_call_clobbering): Likewise.
23465 (verify_memory_partitions): Likewise.
23466 (verify_alias_info): Likewise.
23467 (verify_ssa): Adjust..
23468 (execute_update_addresses_taken): Export. Update SSA
23469 manually. Optimize only when optimizing. Use a local bitmap.
23470 (pass_update_address_taken): Remove TODO_update_ssa, add
23472 (pass_update_address_taken): Just use TODO_update_address_taken.
23473 (init_tree_ssa): Do not initialize addressable_vars.
23474 (verify_ssa): Verify new VUSE / VDEF properties.
23475 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23476 Do not call verify_alias_info.
23477 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23478 Do not free the loaded and stored syms bitmaps. Reset the escaped
23479 and callused solutions. Do not free addressable_vars.
23480 Remove memory-tag related code.
23481 (warn_uninitialized_var): Aliases are always available.
23482 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23483 * lambda-code.c (can_put_in_inner_loop): Adjust.
23484 (can_put_after_inner_loop): Likewise.
23485 (perfect_nestify): Likewise.
23486 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23487 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23488 (vectorizable_conversion): Do not mark symbols for renaming.
23489 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23490 (expand_call_inline): Unlink the calls virtual operands before
23492 (tree_function_versioning): Do not call update_ssa if we are not
23493 updating clones. Simplify.
23494 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23495 (propagate_with_phi): Likewise..
23496 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23497 clobber code. Assert we are not aliased or global.
23498 * tree-flow.h: Include tree-ssa-alias.h
23499 (enum escape_type): Remove.
23500 (struct mem_sym_stats_d): Likewise.
23501 (struct mem_ref_stats_d): Likewise.
23502 (struct gimple_df): Add vop member. Remove global_var,
23503 call_clobbered_vars, call_used_vars, addressable_vars,
23504 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23505 escaped and callused members.
23506 (struct ptr_info_def): Remove all members, add points-to solution
23508 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23509 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23510 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23511 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23512 (tree-ssa-alias.o): Likewise.
23513 (toplev.o): Add tree-ssa-alias.h
23514 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23515 * gimple.c (gimple_set_bb): Fix off-by-one error.
23516 (is_gimple_reg): Do not handle memory tags.
23517 (gimple_copy): Also copy virtual operands.
23518 Delay updating the statement. Do not reset loaded and stored syms.
23519 (gimple_set_stored_syms): Remove.
23520 (gimple_set_loaded_syms): Likewise.
23521 (gimple_call_copy_skip_args): Copy the virtual operands
23522 and mark the new statement modified.
23523 * tree-ssa-structalias.c (may_alias_p): Remove.
23524 (set_uids_in_ptset): Take the alias set to prune with as
23525 parameter. Fold in the alias test of may_alias_p.
23526 (compute_points_to_sets): Compute whether a ptr is dereferenced
23527 in a local sbitmap.
23528 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23529 other ADDRESSOF constraints on the lhs.
23530 (get_constraint_for_component_ref): Assert that we don't get
23531 ADDRESSOF constraints from the base of the reference.
23532 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23533 (struct variable_info): Remove collapsed_to member.
23534 (get_varinfo_fc): Remove.
23535 (new_var_info): Do not set collapsed_to.
23536 (dump_constraint): Do not follow cycles.
23537 (dump_constraint_graph): Likewise.
23538 (build_pred_graph): Likewise.
23539 (build_succ_graph): Likewise.
23540 (rewrite_constraints): Likewise.
23541 (do_simple_structure_copy): Remove.
23542 (do_rhs_deref_structure_copy): Remove.
23543 (do_lhs_deref_structure_copy): Remove.
23544 (collapse_rest_of_var): Remove.
23545 (do_structure_copy): Re-implement.
23546 (pta_stats): New global variable.
23547 (dump_pta_stats): New function.
23548 (struct constraint_expr): Make offset signed.
23549 (UNKNOWN_OFFSET): Define special value.
23550 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23551 (solution_set_expand): New helper function split out from ...
23552 (do_sd_constraint): ... here.
23553 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23554 (do_ds_constraint): Likewise.
23555 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23556 and CALLUSED = *CALLUSED.
23557 (set_union_with_increment): Make inc argument signed.
23558 (type_safe): Remove.
23559 (get_constraint_for_ptr_offset): Handle unknown and negative
23561 (first_vi_for_offset): Handle offsets before start. Bail
23562 out early for offsets beyond the variable extent.
23563 (first_or_preceding_vi_for_offset): New function.
23564 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23565 Together with ESCAPED = *ESCAPED this properly computes reachability.
23566 (find_what_var_points_to): New function.
23567 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23568 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23569 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23570 pt_solutions_intersect): New functions.
23571 (compute_call_used_vars): Remove.
23572 (compute_may_aliases): New main entry into PTA computation.
23573 * gimple.h (gimple_p): New typedef.
23574 (struct gimple_statement_base): Remove references_memory_p.
23575 (struct gimple_statement_with_memory_ops_base): Remove
23576 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23578 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23579 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23580 gimple_set_references_memory): Remove.
23581 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23582 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23584 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23585 (verify_expr): Allow RESULT_DECL.
23586 (gimple_duplicate_bb): Do not copy virtual operands.
23587 (gimple_duplicate_sese_region): Adjust.
23588 (gimple_duplicate_sese_tail): Likewise.
23589 (mark_virtual_ops_in_region): Remove.
23590 (move_sese_region_to_fn): Do not call it.
23591 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23592 and pass_simple_dse.
23593 (execute_function_todo): Handle TODO_update_address_taken,
23594 call execute_update_addresses_taken for TODO_rebuild_alias.
23595 (execute_todo): Adjust.
23596 (execute_one_pass): Init dump files early.
23597 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23599 (create_general_new_stmt): Clear vops.
23600 * tree-ssa-reassoc.c (get_rank): Adjust.
23601 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23602 symbols for renaming.
23603 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23604 (PARAM_AVG_ALIASED_VOPS): Likewise.
23605 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23606 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23607 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23608 (operand_build_cmp, copy_virtual_operands,
23609 create_ssa_artificial_load_stmt, add_to_addressable_set,
23610 gimple_add_to_addresses_taken): Remove public functions.
23611 (unlink_stmt_vdef): New function.
23613 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23615 * config.gcc (powerpc-*-linux*): Merge variants.
23617 2009-04-02 Chao-ying Fu <fu@mips.com>
23618 James Grosbach <james.grosbach@microchip.com>
23620 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23621 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23623 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23624 keep_interrupts_masked_p, use_debug_exception_return_p.
23625 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23626 keep_interrupts_masked, use_debug_exception_return.
23627 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23628 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23630 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23631 (mips_print_operand): Process COP0 registers to print $0 .. $31
23632 correctly for GAS to process.
23633 (mips_interrupt_extra_call_saved_reg_p): New function.
23634 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23636 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23637 (mips_compute_frame_info): Add supports for interrupt context that
23638 includes doubleword accumulators and COP0 registers.
23639 (mips_for_each_saved_acc): New function.
23640 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23641 mips_for_each_saved_reg.
23642 (mips_save_reg): Save accumulators.
23643 (mips_kernel_reg_p): A new for_each_rtx callback.
23644 (mips_expand_prologue): Support interrupt handlers.
23645 (mips_restore_reg): Restore accumulators.
23646 (mips_expand_epilogue): Support interrupt handlers.
23647 (mips_can_use_return_insn): Return false for interrupt handlers.
23648 (mips_epilogue_uses): New function.
23649 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23650 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23651 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23652 cop0_move): New instructions.
23653 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23654 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23656 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23658 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23659 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23660 interrupt handlers, we use K0 as the temporary register.
23661 (EPILOGUE_USES): Change to a function call.
23662 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23663 handlers, we use K0 as the temporary register.
23665 * doc/extend.texi (Function Attributes): Document interrupt,
23666 use_shadow_register_set, keep_interrupts_masked,
23667 use_debug_exception_return for MIPS attributes.
23669 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23671 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23672 Remove a number of t-files from tmake_file.
23673 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23674 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23675 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23676 target_prototype, not TARGET_PROTOTYPE.
23677 (LINK_OS_GNU_SPEC): Define.
23678 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23679 and darwin-ldoubdle.c.
23681 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23684 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23685 (cpp_options): Ditto.
23686 (default_compilers): Ditto.
23687 (display_help): Ditto.
23688 (process_command): Ditto.
23689 (do_spec_1): Ditto.
23690 (set_input): Use lbasename instead of duplicate code.
23691 (save_temps_prefix): New static for -save-temps=obj.
23692 (save_temps_length): Ditto.
23694 * doc/invoke.texi (-save-temps=obj): Document new variant to
23695 -save-temps switch.
23697 2009-04-02 Jeff Law <law@redhat.com>
23699 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23702 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23704 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23705 * configure: Regenerated.
23707 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23709 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23710 share the argument list.
23712 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23716 2009-02-12 Diego Novillo <dnovillo@google.com>
23718 * varpool.c (debug_varpool): New.
23719 * cgraph.h (debug_varpool): Declare.
23721 2009-04-02 Jan Hubicka <jh@suse.cz>
23723 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23726 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23728 * config/i386/i386.c (ix86_abi): Move initialization to ...
23729 (override_options): Here.
23731 2009-04-02 Christian Bruel <christian.bruel@st.com>
23733 * config/sh/sh.c (sh_dwarf_register_span): New function.
23734 (TARGET_DWARF_REGISTER_SPAN): Define.
23735 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23737 2009-04-02 Ira Rosen <irar@il.ibm.com>
23739 PR tree-optimization/39595
23740 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23741 interleaved loads group is not greater than the SLP group size.
23743 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23745 * builtins.c (is_builtin_name): New.
23746 (called_as_built_in): Use is_builtin_name.
23747 * tree.h (is_builtin_name): New.
23748 * varasm.c (incorporeal_function_p): Use is_builtin_name
23750 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
23752 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
23754 2009-04-02 Dodji Seketeli <dodji@redhat.com>
23757 * c-decl.c (clone_underlying_type): Move this ...
23758 * c-common.c (set_underlying_type): ... here.
23759 Also, make sure the function properly sets TYPE_STUB_DECL() on
23760 the newly created typedef variant type.
23761 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
23762 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
23765 2009-04-02 Richard Guenther <rguenther@suse.de>
23767 PR tree-optimization/37221
23768 * tree-flow.h (degenerate_phi_result): Declare.
23769 * tree-ssa-dom.c (degenerate_phi_result): Export.
23770 * tree-scalar-evolution.c (analyze_initial_condition): If
23771 the initial condition is defined by a degenerate PHI node
23772 use the degenerate value.
23774 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
23776 PR rtl-optimization/39588
23777 * combine.c (merge_outer_ops): Do not set the constant when this
23779 (simplify_shift_const_1): Do not modify it either in this case.
23781 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
23783 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
23784 tuning is deprecated if -mtune value is set to an Itanium1 variant.
23786 2009-04-01 Janis Johnson <janis187@us.ibm.com>
23789 * c-lex.c (interpret_float): Default (no suffix) is double.
23791 2009-04-1 Xinliang David Li <davidxl@google.com>
23793 * config/i386/i386.c (legitimate_constant_p): Recognize
23794 all one vector constant.
23796 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23798 * config/vax/vax.c: Add #includes to silence warnings.
23799 Change #include order to silence two warnings.
23801 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23803 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
23804 (ASM_SPEC): Pass -k to the assembler for PIC code.
23806 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23808 * config.gcc: Add vax-*-linux* to the switch.
23809 * config/vax/linux.h: New file. (TARGET_VERSION,
23810 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
23812 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23814 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
23815 Use predicate macros instead of GET_CODE() == foo.
23816 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
23817 ashlsi3, rotrsi3, <unnamed>): Likewise.
23819 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23821 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
23822 jbbccihi, jbbccisi): Remova trailing whitespace.
23823 * config/vax/constraints.md: Likewise.
23824 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23825 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
23826 * config/vax/predicates.md: Likewise.
23827 * config/vax/vax.c (print_operand_address, vax_output_int_move,
23828 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
23829 * config/vax/vax.h: Likewise.
23830 * config/vax/vax.md (nonlocal_goto): Likewise.
23832 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23834 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
23835 (indirectable_address_p, adjacent_operands_p): Add spaces around
23837 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
23839 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23841 * config/vax/vax.c (legitimate_constant_address_p,
23842 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
23843 index_term_p, reg_plus_index_p, legitimate_address_p,
23844 vax_mode_dependent_address_p): Update comments to match functions
23845 modified by the recent int->bool conversion.
23847 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23849 * config/vax/builtins.md: Update copyright message.
23850 * config/vax/constraints.md: Likewise.
23851 * config/vax/netbsd-elf.h: Likewise.
23852 * config/vax/predicates.md: Likewise.
23853 * config/vax/vax-protos.h: Likewise.
23854 * config/vax/vax.c: Likewise.
23855 * config/vax/vax.h: Likewise.
23856 * config/vax/vax.md: Likewise.
23857 * config/vax/vax.opt: Likewise.
23859 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23861 * config/vax/builtins.md (ffssi2, ffssi2_internal,
23862 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
23863 * config/vax/constraints.md (B, R): Likewise.
23864 * config/vax/predicates.md (external_memory_operand,
23865 nonimmediate_addsub_di_operand): Likewise.
23866 * config/vax/vax.c (vax_output_int_add): Likewise.
23867 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
23868 untyped_call): Likewise.
23870 2009-04-01 Matt Thomas <matt@3am-software.com>
23872 * config/vax/predicates.md: New file.
23873 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
23874 external_const_operand, nonsymbolic_operand, external_memory_operand,
23875 indirect_memory_operand, indexed_memory_operand,
23876 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
23877 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
23879 * config/vax/constraints.md: New file.
23880 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
23882 * config/vax/builtins.md: New file.
23883 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
23884 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
23886 * config/vax/vax.opt (mqmath): Add option.
23887 * config/vax/vax.md (isfx): Extend with DI.
23888 (VAXintQH, VAXintQHSD): Define.
23889 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
23890 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
23891 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
23892 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
23893 (movdi): Update constraints and use vax_output_int_move().
23894 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
23895 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
23896 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
23897 nonlocal_goto): New.
23898 (mov<mode>): Extend accepted operand types.
23899 (subdi3_old): Rename from subdi3, change update constraints and use
23900 a new implementation.
23901 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
23902 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
23903 MOVE_RATIO, CLEAR_RATIO): Define.
23904 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
23905 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
23906 (PRINT_OPERAND): Redefine using a function instead of inlined code.
23907 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
23908 (split_quadword_operands): Make static and really allow variable
23910 (print_operand_address): Update for PIC generation.
23911 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
23912 indexable_address_p, fixup_mathdi_operand,
23913 vax_expand_addsub_di_operands, adjacent_operands_p): New.
23914 (vax_float_literal, legitimate_constant_p,
23915 indirectable_constant_address_p, index_term_p,
23916 reg_plus_index_p): Return bool instead of int.
23917 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
23919 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
23921 (vax_output_conditional_branch): Indent.
23922 (legitimate_constant_address_p, indirectable_constant_address_p,
23923 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
23924 vax_mode_dependent_address_p): Return bool instead of int, update for
23926 * config/vax/vax-protos.h (legitimate_constant_address_p,
23927 legitimate_constant_p, legitimate_address_p,
23928 vax_mode_dependent_address_p): Change declaration to bool.
23929 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
23930 vax_expand_addsub_di_operands, vax_output_int_subtract,
23931 vax_output_movmemsi): Declare.
23932 (split_quadword_operands, vax_float_literal): Delete declaration.
23933 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
23934 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
23935 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
23936 ASM_OUTPUT_DWARF_PCREL): Define.
23937 (ASM_SPEC): Change definition to allow PIC generation.
23939 2009-04-01 Steve Ellcey <sje@cup.hp.com>
23941 * doc/sourcebuild.texi: Update front-end requirements.
23943 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23946 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
23947 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
23948 (booldi3_internal3): Use boolean_or_operator instead of
23951 2009-04-01 Joseph Myers <joseph@codesourcery.com>
23954 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
23955 declarator whose size is not an integer constant expression but
23956 folds to an integer constant, then treat it as a constant
23959 2009-04-01 Richard Guenther <rguenther@suse.de>
23961 * fold-const.c (fold_plusminus_mult_expr): Do not fold
23962 i * 4 + 2 to (i * 2 + 1) * 2.
23964 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23967 * c-parser.c (c_parser_asm_statement): Skip until close paren and
23968 return if c_parser_asm_string_literal returned NULL.
23970 2009-04-01 Nick Clifton <nickc@redhat.com>
23972 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
23974 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
23975 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
23976 other typedefs to avoid conflicts with libgcc2.c. Define labels
23977 to gain 16-bit bit-manipulation functions from libgcc2.c and then
23979 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
23980 to gain 16-bit trapping arithmetic functions from libgcc2.c and
23983 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
23985 * varasm.c (default_function_rodata_section): Declare DOT as
23988 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
23989 Andrey Galkin <agalkin@hypercom.com>
23992 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
23993 Make object_name unique for each process.
23995 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23998 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
23999 addressable variables in the parallel that could go out of scope while
24000 running queued tasks.
24002 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24004 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24005 (CASE_VALUES_THRESHOLD): Redefine.
24006 * config/avr/avr.c (avr_override_options): Remove initialization of
24007 avr_case_values_threshold variable.
24008 (avr_case_values_threshold): Remove variable. Add new function.
24009 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24010 * config/avr/avr.opt (mno-tablejump): Remove option.
24011 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24013 2009-04-01 DJ Delorie <dj@redhat.com>
24015 * varasm.c (default_function_rodata_section): Don't assume
24016 anything about where the first '.' in the section name is.
24018 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24020 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24021 rs6000_emit_stack_tie.
24023 2009-03-31 Ian Lance Taylor <iant@google.com>
24025 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24026 gimple_code with GIMPLE_RESX, not RESX.
24028 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24030 * c-common.c (c_get_ident): New.
24031 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24033 2009-04-01 Ben Elliston <bje@au.ibm.com>
24035 * config/rs6000/sysv4.opt (msdata): Improve option description.
24037 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24039 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24040 (divdf3_internal_lat): Remove.
24041 (divxf3_internal_lat): Remove.
24042 (divxf3_internal_thr): Remove.
24043 (divxf): Use divxf3_internal.
24044 * config/ia64/div.md (divsf3_internal_lat): New.
24045 (divdf3_internal_lat): New.
24046 (divxf3_internal): New.
24048 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24051 * Makefile.in (USE_GCC_STDINT): Define.
24052 (stmp-int-hdrs): Install stdint.h if applicable.
24053 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24055 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24056 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24057 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24058 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24059 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24060 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24061 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24062 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24063 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24064 (c_common_nodes_and_builtins): Initialize
24065 underlying_wchar_type_node. Do not initialize
24066 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24067 nodes for new types.
24068 (c_stddef_cpp_builtins): Define macros for new types.
24069 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24071 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24072 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24073 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24074 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24075 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24076 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24077 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24078 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24079 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24080 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24081 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24082 int16_type_node, int32_type_node, int64_type_node,
24083 uint8_type_node, uint16_type_node, c_uint32_type_node,
24084 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24085 int_least32_type_node, int_least64_type_node,
24086 uint_least8_type_node, uint_least16_type_node,
24087 uint_least32_type_node, uint_least64_type_node,
24088 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24089 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24090 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24091 uintptr_type_node): Define.
24092 * c-cppbuiltin.c (builtin_define_constants,
24093 builtin_define_type_minmax): New.
24094 (builtin_define_stdint_macros): Define more macros.
24095 (c_cpp_builtins): Define more limit macros.
24096 (type_suffix): New.
24097 (builtin_define_type_max): Define in terms of
24098 builtin_define_type_minmax. Remove is_long parameter. All
24100 * config.gcc (use_gcc_stdint): Define.
24101 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24102 Add newlib-stdint.h for generic targets.
24103 * config/glibc-stdint.h, config/newlib-stdint.h,
24104 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24105 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24106 * config/score/score.h (UINTPTR_TYPE): Define.
24107 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24108 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24109 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24110 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24111 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24112 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24113 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24114 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24115 * config/spu/spu.h (STDINT_LONG32): Define.
24116 * configure.ac (use_gcc_stdint): Substitute.
24117 * configure: Regenerate.
24118 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24119 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24120 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24121 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24122 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24123 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24124 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24125 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24126 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24127 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24128 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24129 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24130 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24131 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24132 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24133 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24134 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24135 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24136 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24137 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24138 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24139 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24140 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24141 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24142 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24143 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24144 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24145 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24146 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24148 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24150 * loop-iv.c (suitable_set_for_replacement): Renamed from
24151 simplify_using_assignment; changed to return bool and to accept new
24152 args DEST and SRC. Return true iff we find a source/destination pair
24153 that can be used to make a replacement, and fill SRC and DEST if so.
24154 Remove arg ALTERED. Don't deal with altered regs here. All callers
24156 (simplify_using_initial_values): Deal with altered regs here and track
24157 more precisely the effect they have on the validity of our expression.
24159 * loop-iv.c (simplify_using_condition): A condition of the form
24160 (EQ REG CONST) can be used to simply make a substitution.
24161 (simplify_using_initial_values): Keep track of conditions we have seen
24162 and keep using them to simplify new expressions, while applying the
24163 same substitutions to them as to the expression.
24165 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24166 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24169 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24170 changed. Use this when trying to improve the upper bound.
24171 Generate the comparison by using simplify_gen_relational.
24173 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24175 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24177 (simplify_using_assignment, simplify_using_initial_values): Call
24178 replace_in_expr to make replacements. Call replace_single_def_regs
24179 once on the initial version of the expression.
24181 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24184 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24186 2009-03-31 Richard Guenther <rguenther@suse.de>
24188 PR middle-end/31029
24189 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24190 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24192 2009-03-31 Richard Guenther <rguenther@suse.de>
24194 * tree.h (div_if_zero_remainder): Declare.
24195 * fold-const.c (div_if_zero_remainder): Export.
24196 * tree-ssa-forwprop.c
24197 (forward_propagate_addr_into_variable_array_index): Handle
24198 constant array index addition outside of the variable index.
24200 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24203 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24204 define_splits, floatunssi<mode>2): Require x87 conversions from
24205 DImode to be permitted.
24207 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24209 PR preprocessor/15638
24210 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24212 2009-03-31 Richard Guenther <rguenther@suse.de>
24214 PR middle-end/23401
24215 PR middle-end/27810
24216 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24217 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24218 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24219 a separate statement.
24220 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24221 (lookup_tmp_var): Likewise.
24222 (is_gimple_formal_tmp_or_call_rhs): Remove.
24223 (is_gimple_reg_or_call_rhs): Rename to ...
24224 (is_gimple_reg_rhs_or_call): ... this.
24225 (is_gimple_mem_or_call_rhs): Rename to ...
24226 (is_gimple_mem_rhs_or_call): ... this.
24227 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24228 DECL_GIMPLE_REG_P only if is_formal is true.
24229 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24230 for non-proper post-modify expression gimplification.
24231 (gimplify_self_mod_expr): For post-modify expressions gimplify
24232 the lvalue to a minimal lvalue.
24233 (rhs_predicate_for): Remove formal temp case.
24234 (gimplify_modify_expr_rhs): Likewise.
24235 (gimplify_addr_expr): Use is_gimple_reg.
24236 (gimplify_expr): Remove formal temp cases.
24237 (gimple_regimplify_operands): Likewise.
24238 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24239 and FILTER_EXPR like constants.
24240 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24242 (is_gimple_formal_tmp_rhs): Remove.
24243 (is_gimple_reg_rhs): Remove special casing.
24244 (is_gimple_mem_rhs): Fix.
24245 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24246 (is_gimple_formal_tmp_var): Remove.
24247 (is_gimple_formal_tmp_reg): Likewise.
24248 (is_gimple_min_lval): Allow invariant component ref parts.
24249 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24250 is_gimple_formal_tmp_reg): Remove declarations.
24251 * tree-cfg.c (verify_expr): Verify that variables with address
24252 taken do not have DECL_GIMPLE_REG_P set.
24253 * tree-mudflap.c (mf_build_check_statement_for): Use
24254 force_gimple_operand instead of gimplify_expr.
24256 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24258 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24259 schedulable rows to compute_split_row.
24261 2009-03-31 Ben Elliston <bje@au.ibm.com>
24264 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24267 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24269 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24270 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24271 * configure: Regenerate.
24272 * config.in: Regenerate.
24273 * config/rs6000/rs6000.opt (mtls-markers): Add.
24274 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24275 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24276 (tls_ld_aix, tls_ld_sysv): Likewise.
24277 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24278 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24280 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24282 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24284 2009-03-30 Jan Hubicka <jh@suse.cz>
24286 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24288 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24289 detection and label handling.
24291 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24293 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24294 left_conflicts_size.
24295 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24296 ALLOCNO_LEFT_CONFLICTS_SIZE.
24298 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24299 remove_allocno_from_bucket_and_push,
24300 allocno_spill_priority_compare, push_allocnos_to_stack,
24301 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24302 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24303 (setup_allocno_left_conflicts_num): Ditto. Rename to
24304 setup_allocno_left_conflicts_size.
24305 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24306 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24307 setup_allocno_left_conflicts_size instead of
24308 setup_allocno_left_conflicts_num.
24310 * ira-build.c (ira_create_allocno): Use
24311 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24312 ALLOCNO_LEFT_CONFLICTS_NUM.
24314 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24316 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24317 instead of DF_LR_OUT.
24319 * ira-lives.c (process_bb_node_lives): Ditto.
24321 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24322 instead of DF_LR_{OUT,IN}.
24324 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24326 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24328 2009-03-30 Jan Hubicka <jh@suse.cz>
24330 * except.c (label_to_region_map): Fix thinko.
24332 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24334 PR middle-end/38237
24335 * tree.h (tree_find_value): New declaration.
24336 * tree.c (tree_find_value): New function.
24337 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24339 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24342 * c-decl.c (struct c_binding): Add locus field.
24343 (bind): Add locus argument, set locus field from it.
24344 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24345 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24346 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24347 implicitly_declare, undeclared_variable, lookup_label,
24348 declare_label, c_make_fname_decl, c_builtin_function,
24349 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24352 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24355 * config/i386/i386.c (classify_argument): Check total size of
24358 2009-03-30 Martin Jambor <mjambor@suse.cz>
24360 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24361 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24362 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24365 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24366 seen_variable_array_ref while also traversing a union.
24368 * tree-inline.c (optimize_inline_calls): Do not call
24369 cgraph_node_remove_callees.
24370 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24371 (pass_remove_cgraph_callee_edges): New variable.
24372 * passes.c (init_optimization_passes): Add
24373 pass_remove_cgraph_callee_edges after early inlining and before all
24374 late intraprocedural passes.
24376 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24378 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24380 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24381 Fix typos in names.
24383 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24385 * combine.c (simplify_comparison): Use have_insn_for.
24386 * dojump.c (do_jump): Likewise.
24388 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24390 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24391 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24392 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24393 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24394 instead of sparc_compare_emitted.
24395 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24396 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24397 instead of sparc_compare_emitted.
24399 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24401 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24402 enter/exit cfglayout mode.
24403 (pass_partition_block): Require it.
24404 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24405 (combine_instructions): Track basic blocks instead of labels.
24406 (update_cfg_for_uncondjump): New.
24407 (try_combine): Use it. Update jumps after rescanning.
24408 (pass_combine): Require PROP_cfglayout.
24409 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24411 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24413 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24414 Provide/destroy PROP_cfglayout respectively.
24415 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24416 * tree-pass.h (PROP_cfglayout): New.
24418 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24420 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24421 fold_convert_const_fixed_from_fixed,
24422 fold_convert_const_fixed_from_int,
24423 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24424 set TREE_CONSTANT_OVERFLOW.
24425 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24426 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24428 2009-03-30 Ira Rosen <irar@il.ibm.com>
24430 * tree-vect-loop-manip.c: New file.
24431 * tree-vectorizer.c: Update documentation and included files.
24432 (vect_loop_location): Make extern.
24433 (rename_use_op): Move to tree-vect-loop-manip.c
24434 (rename_variables_in_bb, rename_variables_in_loop,
24435 slpeel_update_phis_for_duplicate_loop,
24436 slpeel_update_phi_nodes_for_guard1,
24437 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24438 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24439 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24440 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24441 find_loop_location): Likewise.
24442 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24443 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24444 get_vectype_for_scalar_type, vect_is_simple_use,
24445 supportable_widening_operation, supportable_narrowing_operation):
24447 (bb_in_loop_p): Move to tree-vect-loop.c.
24448 (new_loop_vec_info, destroy_loop_vec_info,
24449 reduction_code_for_scalar_code, report_vect_op,
24450 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24451 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24452 (vect_supportable_dr_alignment): Likewise.
24453 * tree-vectorizer.h (tree-data-ref.h): Include.
24454 (vect_loop_location): Declare.
24455 Reorganize function declarations according to the new file structure.
24456 * tree-vect-loop.c: New file.
24457 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24458 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24459 * tree-vect-data-refs.c: New file.
24460 * tree-vect-patterns.c (timevar.h): Don't include.
24461 * tree-vect-stmts.c: New file.
24462 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24463 tree-vect-slp.c, tree-vect-loop.c.
24464 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24465 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24466 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24467 (tree-vect-analyze.o): Remove.
24468 (tree-vect-transform.o): Likewise.
24469 (tree-vect-data-refs.o): Add rule.
24470 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24471 tree-vect-slp.o): Likewise.
24472 (tree-vect-patterns.o): Remove redundant dependencies.
24473 (tree-vectorizer.o): Likewise.
24474 * tree-vect-slp.c: New file.
24476 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24478 * optc-gen.awk: Warn if an option flag has multiple different
24481 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24483 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24484 -floop-block): Document dependences on PPL, CLooG and Graphite.
24486 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24488 PR rtl-optimization/323
24489 * c-common.c (c_fully_fold, convert_and_check,
24490 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24491 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24492 * c-common.def (EXCESS_PRECISION_EXPR): New.
24493 * c-cppbuiltin.c (builtin_define_float_constants): Define
24494 constants with enough digits for long double.
24495 * c-lex.c (interpret_float): Interpret constant with excess
24496 precision where appropriate.
24497 * c-opts.c (c_common_post_options): Set
24498 flag_excess_precision_cmdline. Give an error for
24499 -fexcess-precision=standard for C++ for processors where the
24500 option is significant.
24501 * c-parser.c (c_parser_conditional_expression): Handle excess
24502 precision in condition.
24503 * c-typeck.c (convert_arguments): Handle arguments with excess
24505 (build_unary_op): Move excess precision outside operation.
24506 (build_conditional_expr): Likewise.
24507 (build_compound_expr): Likewise.
24508 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24509 (build_modify_expr): Handle excess precision in RHS.
24510 (convert_for_assignment): Handle excess precision in converted
24512 (digest_init, output_init_element, process_init_element): Handle
24513 excess precision in initializer.
24514 (c_finish_return): Handle excess precision in return value.
24515 (build_binary_op): Handle excess precision in operands and add
24516 excess precision as needed for operation.
24517 * common.opt (-fexcess-precision=): New option.
24518 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24519 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24520 For standard excess precision, output explicit conversion to and
24521 truncation from XFmode.
24522 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24523 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24524 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24525 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24526 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24527 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24528 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24529 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24530 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24531 define_splits, sqrt<mode>2): Disable where appropriate for
24532 standard excess precision.
24533 * convert.c (convert_to_real): Do not shorten arithmetic to type
24534 for which excess precision would be used.
24535 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24536 * doc/invoke.texi (-fexcess-precision=): Document option.
24537 (-mfpmath=): Correct index entry.
24538 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24539 flag_excess_precision): New.
24540 * langhooks.c (lhd_post_options): Set
24541 flag_excess_precision_cmdline.
24542 * opts.c (common_handle_option): Handle -fexcess-precision=.
24543 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24544 init_excess_precision): New.
24545 (lang_dependent_init_target): Call init_excess_precision.
24546 * tree.c (excess_precision_type): New.
24547 * tree.h (excess_precision_type): Declare.
24549 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24552 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24553 non-lvalue to component.
24555 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24557 PR preprocessor/34695
24558 * Makefile.in (c-opts.o): Depend on c-tree.h.
24559 * c-common.c: Move down include of diagnostic.h.
24560 (done_lexing, c_cpp_error): New.
24561 * c-common.h (done_lexing): Declare.
24562 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24564 * c-opts.c: Include c-tree.h.
24565 (c_common_init_options): Set preprocessor error callback.
24566 (c_common_handle_option): Do not set preprocessor
24567 inhibit_warnings, warnings_are_errors, warn_system_headers,
24568 pedantic_errors or inhibit_warnings flags.
24569 (c_common_post_options): Do not check cpp_errors (parse_in).
24570 (c_common_finish): Do not output dependencies if there were
24571 errors. Do not check return value of cpp_finish.
24572 * c-ppoutput.c (pp_file_change): Set input_location.
24573 * c-tree.h (c_cpp_error): Declare.
24574 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24576 (diagnostic_build_prefix): Check override_column.
24577 * diagnostic.h (diagnostic_info): Add override_column field.
24578 (diagnostic_override_column): Define.
24580 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24582 * c-common.c (c_expand_expr, c_staticp): Remove.
24583 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24584 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24585 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24586 * c-gimplify.c (gimplify_compound_literal_expr,
24587 optimize_compound_literals_in_ctor): Remove.
24588 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24589 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24590 * c-semantics.c (emit_local_var): Remove.
24592 * langhooks-def.h (lhd_expand_expr): Remove.
24593 * langhooks.c (lhd_expand_expr): Remove.
24594 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24596 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24597 handling from c-semantics.c; don't call into langhook.
24598 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24599 * gimplify.c (gimplify_compound_literal_expr,
24600 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24601 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24602 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24603 as was done in c-gimplify.c.
24604 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24605 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24606 Move from c-common.h.
24607 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24609 * tree.c (staticp): Do not call langhook.
24610 * langhooks.c (lhd_staticp): Delete.
24611 * langhooks-def.h (lhd_staticp): Delete prototype.
24612 (LANG_HOOKS_STATICP): Delete.
24613 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24615 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24616 instead of DECL_STMTs.
24618 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24626 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24628 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24629 contained expression.
24630 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24631 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24632 conditional expressions for C.
24633 (decl_constant_value_for_optimization): Move from
24634 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24635 whether optimizing and that the expression is a VAR_DECL not of
24636 array type instead of doing such checks in the caller. Do not
24637 check pedantic. Call gcc_unreachable for C++.
24638 * c-common.def (C_MAYBE_CONST_EXPR): New.
24639 * c-common.h (c_fully_fold, c_save_expr,
24640 decl_constant_value_for_optimization): New prototypes.
24641 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24642 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24643 EXPR_INT_CONST_OPERANDS): Define.
24644 * c-convert.c (convert): Strip nops from expression.
24645 * c-decl.c (groktypename): Take extra parameters expr and
24646 expr_const_operands. Update call to grokdeclarator.
24647 (start_decl): Update call to grokdeclarator. Add statement for
24648 expressions used in type of decl.
24649 (grokparm): Update call to grokdeclarator.
24650 (push_parm_decl): Update call to grokdeclarator.
24651 (build_compound_literal): Add parameter non_const and build a
24652 C_MAYBE_COSNT_EXPR if applicable.
24653 (grokdeclarator): Take extra parameters expr and
24654 expr_const_operands. Track expressions used in declaration
24655 specifiers and declarators. Fold array sizes and track whether
24656 they are constant expressions and whether they are integer
24657 constant expressions.
24658 (parser_xref_tag): Set expr and expr_const_operands fields in
24660 (grokfield): Update call to grokdeclarator.
24661 (start_function): Update call to grokdeclarator.
24662 (build_null_declspecs): Set expr and expr_const_operands fields in
24664 (declspecs_add_type): Handle expressions in typeof specifiers.
24665 * c-parser.c (c_parser_declspecs): Set expr and
24666 expr_const_operands fields for declaration specifiers.
24667 (c_parser_enum_specifier): Likewise.
24668 (c_parser_struct_or_union_specifier): Likewise.
24669 (c_parser_typeof_specifier): Likewise. Update call to
24670 groktypename. Fold expression as needed. Return expressions with
24671 type instead of adding statements.
24672 (c_parser_attributes): Update calls to c_parser_expr_list.
24673 (c_parser_statement_after_labels): Fold expression before passing
24674 to objc_build_throw_stmt.
24675 (c_parser_condition): Fold expression.
24676 (c_parser_asm_operands): Fold expression.
24677 (c_parser_conditional_expression): Use c_save_expr. Update call
24678 to build_conditional_expr.
24679 (c_parser_alignof_expression): Update call to groktypename.
24680 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24681 original_code. Fold expression argument of va_arg. Create
24682 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24683 argument to va_arg. Update calls to groktypename. Fold array
24684 index for offsetof. Verify that first argument to
24685 __builtin_choose_expr has integer type.
24686 (c_parser_postfix_expression_after_paren_type): Update calls to
24687 groktypename and build_compound_literal. Handle expressions with
24688 side effects in type name.
24689 (c_parser_postfix_expression_after_primary): Update call to
24690 c_parser_expr_list. Set original_code for calls to
24691 __builtin_constant_p.
24692 (c_parser_expr_list): Take extra parameter fold_p. Fold
24693 expressions if requested.
24694 (c_parser_objc_type_name): Update call to groktypename.
24695 (c_parser_objc_synchronized_statement): Fold expression.
24696 (c_parser_objc_receiver): Fold expression.
24697 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24698 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24699 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24700 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24701 (struct c_typespec): Add elements expr and expr_const_operands.
24702 (struct c_declspecs): Add elements expr and expr_const_operands.
24703 (groktypename, build_conditional_expr, build_compound_literal):
24705 (in_late_binary_op): Declare.
24706 * c-typeck.c (note_integer_operands): New function.
24707 (in_late_binary_op): New variable.
24708 (decl_constant_value_for_broken_optimization): Move to c-common.c
24709 and rename to decl_constant_value_for_optimization.
24710 (default_function_array_conversion): Do not strip nops.
24711 (default_conversion): Do not call
24712 decl_constant_value_for_broken_optimization.
24713 (build_array_ref): Do not fold result.
24714 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24715 result when operand is a VLA.
24716 (c_expr_sizeof_type): Update call to groktypename. Handle
24717 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24718 result when operand names a VLA type.
24719 (build_function_call): Update call to build_compound_literal.
24720 Only fold result for calls to __builtin_* functions. Strip
24721 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24722 the function designator.
24723 (convert_arguments): Fold arguments. Update call to
24724 convert_for_assignment.
24725 (build_unary_op): Handle increment and decrement of
24726 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24727 decrement earlier. Fold operand of increment and decrement.
24728 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24729 built for integer operand. Wrap returns that are INTEGER_CSTs
24730 without being integer constant expressions or that have integer
24731 constant operands without being INTEGER_CSTs.
24732 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24733 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24734 result is an integer constant expression or can be used in
24735 unevaluated parts of one and avoid folding and wrap as
24736 appropriate. Fold operands before possibly doing -Wsign-compare
24738 (build_compound_expr): Wrap result for C99 if operands can be used
24739 in integer constant expressions.
24740 (build_c_cast): Update call to digest_init. Do not ignore
24741 overflow from casting floating-point constants to integers. Wrap
24742 results that could be confused with integer constant expressions,
24743 null pointer constants or floating-point constants.
24744 (c_cast_expr): Update call to groktypename. Handle expressions
24745 included in type name.
24746 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
24747 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
24748 Update calls to convert_for_assignment.
24749 (convert_for_assignment): Take new parameter
24750 null_pointer_constant. Do not strip nops or call
24751 decl_constant_value_for_broken_optimization. Set
24752 in_late_binary_op for conversions to boolean.
24753 (store_init_value): Update call to digest_init.
24754 (digest_init): Take new parameter null_pointer_constant. Do not
24755 call decl_constant_value_for_broken_optimization. pedwarn for
24756 initializers not constant expressions. Update calls to
24757 convert_for_assignment.
24758 (constructor_nonconst): New.
24759 (struct constructor_stack): Add nonconst element.
24760 (really_start_incremental_init, push_init_level, pop_init_level):
24761 Handle constructor_nonconst and nonconst element.
24762 (set_init_index): Call constant_expression_warning for array
24764 (output_init_element): Fold value. Set constructor_nonconst as
24765 applicable. pedwarn for initializers not constant expressions.
24766 Update call to digest_init. Call constant_expression_warning
24767 where constant initializers are required.
24768 (process_init_element): Use c_save_expr.
24769 (c_finish_goto_ptr): Fold expression.
24770 (c_finish_return): Fold return value. Update call to
24771 convert_for_assignment.
24772 (c_start_case): Fold switch expression.
24773 (c_process_expr_stmt): Fold expression.
24774 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
24775 ensure statement expression is not evaluated in constant expression.
24776 (build_binary_op): Track whether results are integer constant
24777 expressions or may occur in such, disable folding and wrap results
24778 as applicable. Fold operands for -Wsign-compare warnings unless
24780 (c_objc_common_truthvalue_conversion): Handle results folded to
24781 integer constants that are not integer constant expressions.
24782 * doc/extend.texi: Document when typeof operands are evaluated,
24783 that condition of __builtin_choose_expr is an integer constant
24784 expression, and more about use of __builtin_constant_p in
24787 2009-03-29 Richard Guenther <rguenther@suse.de>
24789 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
24790 propagate addresses of array references.
24792 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
24794 * regmove.c (perhaps_ends_bb_p): Remove.
24795 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
24796 from INSN and check that the main loop stays within that basic block.
24797 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
24798 (regmove_forward_pass): Split out from regmove_optimize. Use
24799 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
24800 (regmove_backward_pass): Split out from regmove_optimize. Use
24801 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
24802 (regmove_optimize): Simplify.
24804 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24807 * config/i386/i386.c (classify_argument): Ignore flexible array
24808 member in struct and warn ABI change.
24810 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24812 * config/i386/i386-protos.h (ix86_agi_dependent): New.
24814 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
24815 (ix86_adjust_cost): Updated.
24817 2009-03-29 Jan Hubicka <jh@suse.cz>
24819 PR middle-end/28850
24820 * tree-pass.h (pass_cleanup_eh): New function.
24821 (remove_unreachable_regions): Break code handling RTL
24822 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
24823 that can not be reached by runtime.
24824 (can_be_reached_by_runtime): New function.
24825 (label_to_region_map): New function.
24826 (num_eh_regions): New function.
24827 (rtl_remove_unreachable_regions): New function.
24828 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
24829 (remove_eh_region): New function.
24830 * except.h: Include sbitmap and vecprim.
24831 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
24832 num_eh_regions): Declare.
24833 * passes.c (init_optimization_passes): Schedule cleanup_eh.
24834 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
24835 * tree-eh.c (tree_remove_unreachable_handlers): New function.
24836 (tree_empty_eh_handler_p): New function.
24837 (cleanup_empty_eh): New function.
24838 (cleanup_eh): New function.
24839 (pass_cleanup_eh): New function.
24841 2009-03-29 Jan Hubicka <jh@suse.cz>
24843 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
24844 for removed regions.
24846 2009-03-29 Jan Hubicka <jh@suse.cz>
24848 * except.c (dump_eh_tree): Dump all datastructures.
24850 2009-03-29 Jan Hubicka <jh@suse.cz>
24852 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
24853 (duplicate_eh_regions_1): Likewise.
24854 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
24855 vector; call EH verification.
24856 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24857 Be ready for region being removed.
24859 2009-03-29 Jan Hubicka <jh@suse.cz>
24861 * bitmap.c (bitmap_last_set_bit): New function.
24862 * bitmap.h (bitmap_last_set_bit): Declare.
24864 2009-03-29 David Ayers <ayers@fsfe.org>
24867 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
24868 by calling objc_compare_types and surpress warnings about
24869 incompatible C pointers that are compatible ObjC pointers.
24871 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
24873 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
24874 call initialize_inline_failed.
24875 (initialize_inline_failed): Move it from here ...
24876 * cgraph.c (initialize_inline_failed): ... to here.
24877 (cgraph_create_edge): Call initialize_inline_failed rather than
24878 setting inline_failed directly.
24880 2009-03-29 Ben Elliston <bje@au.ibm.com>
24883 * sysv4.opt (msdata): Improve comment.
24884 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
24885 * sysv4.h (SVR4_ASM_SPEC): Likewise.
24887 2009-03-29 Ben Elliston <bje@au.ibm.com>
24890 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
24891 load and store attributes.
24893 2009-03-29 Ben Elliston <bje@au.ibm.com>
24895 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
24896 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
24897 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
24898 * doc/extend.texi (X86 Built-in Functions): Add index entries for
24899 __builtin_infq and __builtin_huge_valq.
24901 2009-03-28 Anatoly Sokolov <aesok@post.ru>
24903 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
24905 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24906 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
24908 2009-03-28 Xinliang David Li <davidxl@google.com>
24910 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
24911 (do_dbg_cnt): New function.
24913 2009-03-28 Jan Hubicka <jh@suse.cz>
24915 Merge from pretty-ipa:
24917 2009-03-27 Jan Hubicka <jh@suse.cz>
24919 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24920 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
24921 * passes.c (function_called_by_processed_nodes_p): New.
24922 * ipa-pure-const.c (check_call): Fix handling of operands.
24923 (analyze_function): Dump debug output for skipped bodies.
24924 (local_pure_const): Use function_called_by_processed_nodes_p.
24925 * dwarf2out.c (reference_to_unused): Use output.
24926 * passes.c (do_per_function_toporder): Likewise.
24928 2008-11-12 Jan Hubicka <jh@suse.cz>
24930 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
24931 * ipa-pure-const.c (funct_state_d): Add can throw field; make
24932 state_set_in_source enum
24933 (check_decl): Ignore memory tags; do not set fake looping flags;
24935 (check_operand, check_tree, check_rhs_var, check_lhs_var,
24936 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
24937 (check_call, analyze_function): Rewrite.
24939 (add_new_function): Update call of analyze_function.
24940 (generate_summary): Add call of analyze_function.
24941 (propagate): Propagate can_throw; handle state_set_in_source correctly.
24942 (local_pure_const): New function.
24943 (pass_local_pure_const): New pass.
24944 * ipa-inline.c (inline_transform): Set after_inlining.
24945 * tree-eh.c (stmt_can_throw_external): New.
24946 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
24947 work with aliasing built.
24948 * tree-flow.h (stmt_can_throw_external): New.
24949 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
24950 and local pure/const pass in early and late optimization queue.
24952 2009-03-28 Martin Jambor <mjambor@suse.cz>
24954 * fold-const.c (get_pointer_modulus_and_residue): New parameter
24956 (fold_binary): Allow function decl aligment consideration is the
24957 second argument is integer constant one.
24958 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
24959 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
24960 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
24962 2009-03-28 Jan Hubicka <jh@suse.cz>
24964 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
24965 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
24966 * function.h (rtl_data): Add nothrow flag.
24967 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
24968 set DECL_NOTHROW for AVAILABLE functions.
24970 2009-03-28 Jakub Jelinek <jakub@redhat.com>
24972 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
24973 following vector keyword has expansion starting with pixel or bool
24974 keyword, expand vector to __vector and pixel or bool to __pixel or
24978 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
24979 warn_if_disallowed_function_p): Removed.
24980 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
24981 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
24982 warning_if_disallowed_function_p.
24983 * flags.h (warn_if_disallowed_function_p,
24984 warn_disallowed_functions): Removed.
24985 * common.opt (Wdisallowed-function-list=): Removed.
24986 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
24988 2009-03-28 Richard Guenther <rguenther@suse.de>
24990 PR tree-optimization/38723
24991 * tree-ssa-pre.c (compute_avail): Add all default definitions to
24994 2009-03-28 Jan Hubicka <jh@suse.cz>
24996 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
24997 test introduced by my previous patch.
24999 2009-03-28 Richard Guenther <rguenther@suse.de>
25001 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25002 the PHIs value undefined.
25004 2009-03-28 Jan Hubicka <jh@suse.cz>
25006 * tree-pass.h (pass_fixup_cfg): New pass.
25007 * ipa-inline.c (inline_transform): Set
25008 always_inline_functions_inlined/after_inlining.
25009 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25010 (pass_fixup_cfg): New pass.
25011 * passes.c (init_optimization_passes): Add fixup_cfg.
25013 2009-03-28 Richard Guenther <rguenther@suse.de>
25015 PR tree-optimization/38458
25016 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25017 argument use the arguments copy-of value.
25019 2009-03-28 Richard Guenther <rguenther@suse.de>
25021 PR tree-optimization/38180
25022 * tree-ssa-ccp.c (get_default_value): Simplify.
25023 (likely_value): Likewise.
25024 (surely_varying_stmt_p): Properly handle VOP case.
25025 (ccp_initialize): Likewise.
25026 (ccp_fold): Handle propagating through *&.
25027 (fold_const_aggregate_ref): Also handle decls.
25029 2009-03-28 Jan Hubicka <jh@suse.cz>
25031 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25032 * cgraph.h (cgraph_node): Likewise.
25033 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25034 (cgraph_reset_node): Use process flag.
25035 (cgraph_mark_functions_to_output): Likewise.
25036 (cgraph_expand_function): Likewise.
25037 (cgraph_expand_all_functions): Likewise.
25038 (cgraph_output_in_order): Likewise.
25039 * dwarf2out.c (reference_to_unused): Likewise.
25040 * passes.c do_per_function_toporder): Likewise.
25042 2009-03-28 Jan Hubicka <jh@suse.cz>
25044 Bring from lto-branch:
25046 2008-09-03 Doug Kwan <dougkwan@google.com>
25048 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25049 enums instead of reason strings.
25050 * cgraph.c (cgraph_create_edge): Same.
25051 (cgraph_inline_failed_string): New function.
25052 * cgraph.h (cgraph_inline_failed_t): New enum type.
25053 (cgraph_inline_failed_string): New prototype.
25054 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25055 char pointer to cgraph_inline_failed_t.
25056 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25057 (cgraph_default_inline_p): Ditto.
25058 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25059 to cgraph_inline_failed_t pointer.
25060 * cif-code.def: New file.
25061 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25063 (cgraph_check_inline_limits): Change type of REASON to pointer to
25064 cgraph_inline_failed_t. Replace reason strings with enums.
25065 (cgraph_default_inline_p): Ditto.
25066 (cgraph_recursive_inlining_p): Ditto.
25067 (update_caller_keys): Change type of FAILED_REASON to
25068 cgraph_inline_failed_t.
25069 (cgraph_set_inline_failed): Change type of REASON to pointer to
25070 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25071 convert enums to strings for text output.
25072 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25073 to be of type cgraph_inline_failed_t. Replace reason strings with
25074 enums. Call cgraph_inline_failed_string to covert enums
25075 to strings for text output.
25076 (cgraph_decide_inlining): Replace reason strings with enums.
25077 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25078 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25080 * tree-inline.c (expand_call_inline): Change type of REASON
25081 to cgraph_inline_failed_t. Replace reason strings with enums.
25082 Call cgraph_inline_failed_string for text output.
25083 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25086 2009-03-28 Jan Hubicka <jh@suse.cz>
25088 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25089 cgraph_clone_node): Remove master clone handling.
25090 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25091 * cgraph.h (master_clone): Remove.
25092 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25093 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25094 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25096 2009-03-28 Jan Hubicka <jh@suse.cz>
25098 * cgraph.c (cgraph_function_body_availability): Functions declared
25099 inline are always safe to assume that it is not going to be replaced.
25101 2009-03-28 Richard Guenther <rguenther@suse.de>
25103 PR tree-optimization/38513
25104 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25105 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25106 EXC_PTR_EXPR and FILTER_EXPR.
25107 (get_ref_from_reference_ops): Likewise.
25109 2009-03-28 Richard Guenther <rguenther@suse.de>
25111 PR tree-optimization/38968
25112 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25113 Use FLOOR_MOD_EXPR to compute misalignment.
25115 2009-03-28 Richard Guenther <rguenther@suse.de>
25117 PR tree-optimization/37795
25118 * tree.h (combine_comparisons): Declare.
25119 * fold-const.c (combine_comparisons): Export.
25120 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25122 (ifcombine_iforif): Use combine_comparisons.
25124 2009-03-28 Jan Hubicka <jh@suse.cz>
25126 * tree-eh.c (inlinable_call_p): New function.
25127 (make_eh_edges): Use it.
25128 (verify_eh_edges): Use it.
25129 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25130 * except.c (reachable_next_level): Add inlinable_function argument
25131 (sjlj_find_directly_reachable_regions): Update.
25132 (add_reachable_handler): Do not set saw_any_handlers.
25133 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25134 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25135 Add new inlinable call parameter.
25136 (can_throw_internal, can_throw_external): Update.
25137 * except.h (can_throw_internal_1, can_throw_external_1,
25138 foreach_reachable_handler): Update declaration.
25140 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25142 * config/arm/t-arm-coff, config/h8300/coff.h,
25143 config/i386/i386-aout.h, config/i386/i386-coff.h,
25144 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25145 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25146 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25147 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25148 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25149 sys-types.h: Remove.
25150 * Makefile.in: Remove protoize and fixproto support and references
25152 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25153 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25155 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25156 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25157 unprotoize$(exeext).
25158 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25159 (.PHONY): Don't depend on proto.
25160 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25161 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25162 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25163 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25164 build/gen-protos.o, build/scan.o, xsys-protos.h,
25165 build/fix-header$(build_exeext), build/fix-header.o,
25166 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25167 stmp-install-fixproto): Remove.
25168 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25169 SYSCALLS.c or fixproto files.
25170 (install-common): Don't install protoize.
25171 (install-headers-tar, install-headers-cpio, install-headers-cp):
25172 Don't depend on $(STMP_FIXPROTO).
25173 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25174 install fixproto files or write out fixproto settings.
25175 (uninstall): Don't uninstall protoize.
25176 * config.gcc (use_fixproto): Remove.
25177 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25178 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25179 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25180 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25181 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25182 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25183 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25184 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25185 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25186 * config/t-vxworks (STMP_FIXPROTO): Remove.
25187 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25188 STMP_FIXPROTO): Remove.
25189 * config.in, configure: Regenerate.
25190 * crtstuff.c (gid_t, uid_t): Don't undefine.
25191 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25192 (arm-*-coff, arm-*-aout: Remove target entries.
25193 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25194 Remove mention of AIX 4.1.
25195 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25196 * doc/invoke.texi (Running Protoize): Remove.
25197 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25198 (Protoize Caveats): Remove.
25199 * tsystem.h: Update comments on headers assumed to exist.
25201 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25203 * genautomata.c: Add a new year to the copyright. Add a new
25205 (struct insn_reserv_decl): Add comments for member bypass_list.
25206 (find_bypass): Remove.
25207 (insert_bypass): New.
25208 (process_decls): Use insert_bypass.
25209 (output_internal_insn_latency_func): Output all bypasses with the
25210 same input insn in one switch case.
25212 * rtl.def (define_bypass): Describe bypass choice.
25213 * doc/md.texi (define_bypass): Ditto.
25215 2009-03-27 Richard Guenther <rguenther@suse.de>
25217 * gimplify.c (mark_addressable): Export.
25218 * tree-flow.h (mark_addressable): Declare.
25219 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25220 * tree-ssa.c (verify_phi_args): Verify that address taken
25221 variables have TREE_ADDRESSABLE set.
25223 2009-03-27 Richard Guenther <rguenther@suse.de>
25225 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25226 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25227 Do not mark decls TREE_ADDRESSABLE.
25228 (build_fold_addr_expr): Adjust.
25229 (fold_addr_expr): Remove.
25230 (fold_unary): Use build_fold_addr_expr.
25231 (fold_comparison): Likewise.
25232 (split_address_to_core_and_offset): Likewise.
25233 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25235 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25236 (gimplify_modify_expr_to_memcpy): Mark source and destination
25238 * omp-low.c (create_omp_child_function): Mark the object decl
25240 (lower_rec_input_clauses): Mark the var we take the address of
25242 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25244 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25246 PR middle-end/39315
25247 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25248 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25250 2009-03-27 Richard Guenther <rguenther@suse.de>
25252 PR tree-optimization/39120
25253 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25255 (handle_lhs_call): Process return constraints. Add escape
25256 constraints if necessary.
25257 (handle_const_call): Fill out return constraints. Make nested
25258 case more precise. Avoid consttmp if possible.
25259 (handle_pure_call): Fill out return constraints. Avoid
25260 callused if possible.
25261 (find_func_aliases): Simplify call handling.
25263 2009-03-27 Richard Guenther <rguenther@suse.de>
25265 PR tree-optimization/39120
25266 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25267 as a representative.
25268 (solve_graph): Do propagate CALLUSED.
25269 (handle_pure_call): Use a scalar constraint from CALLUSED for
25271 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25274 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25277 * c-common.c (handle_aligned_attribute): Properly check alignment
25278 overflow. Use (1U << i) instead of (1 << i).
25280 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25282 * expr.h (get_mem_align_offset): Updated.
25284 * tree.h (tree_decl_common): Change align to "unsigned int" and
25285 move it before pointer_alias_set.
25287 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25288 Jakub Jelinek <jakub@redhat.com>
25291 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25292 gr_register_operand with gr_reg_or_0_operand.
25293 (cmpxchg_rel_di): Likewise.
25294 (sync_lock_test_and_set<mode>): Likewise.
25296 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25298 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25299 (true_regnum): Likewise.
25301 * rtlanal.c (subreg_info): Moved to ...
25302 * rtl.h (subreg_info): Here. New.
25303 (subreg_get_info): New.
25305 * rtlanal.c (subreg_get_info): Make it extern.
25307 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25310 * config/i386/i386.c (ix86_abi): New.
25311 (override_options): Handle -mabi=.
25312 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25313 (ix86_call_abi_override): Likewise.
25314 (init_cumulative_args): Likewise.
25315 (function_arg_advance): Likewise.
25316 (function_arg_64): Likewise.
25317 (function_arg): Likewise.
25318 (ix86_pass_by_reference): Likewise.
25319 (ix86_function_value_regno_p): Likewise.
25320 (ix86_build_builtin_va_list_abi): Likewise.
25321 (setup_incoming_varargs_64): Likewise.
25322 (is_va_list_char_pointer): Likewise.
25323 (ix86_init_machine_status): Likewise.
25324 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25325 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25326 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25327 (ix86_function_abi): Make it static and return enum calling_abi.
25328 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25330 (ix86_fn_abi_va_list): Updated.
25332 * config/i386/i386.h (ix86_abi): New.
25333 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25334 (CONDITIONAL_REGISTER_USAGE): Likewise.
25335 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25336 (machine_function): Likewise.
25338 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25340 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25341 (STACK_BOUNDARY): Likewise.
25342 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25344 * config/i386/i386.opt (mabi=): New.
25346 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25347 return enum calling_abi.
25348 (ix86_function_type_abi): Likewise.
25349 (ix86_function_abi): Removed.
25351 * doc/invoke.texi: Document -mabi= option for x86.
25353 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25355 * builtins.c (real_dconstp): Delete.
25356 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25358 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25359 Jakub Jelinek <jakub@redhat.com>
25362 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25363 (gen_subprogram_die): When a function is explicit, generate the
25364 DW_AT_explicit attribute.
25365 * langhooks.h (struct lang_hooks_for_decls): Add
25366 function_decl_explicit_p langhook.
25367 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25368 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25370 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25372 * builtins.c (fold_builtin_memory_op): Optimize memmove
25373 into memcpy if we can prove source and destination don't overlap.
25375 * tree-inline.c: Include gt-tree-inline.h.
25376 (clone_fn_id_num): New variable.
25377 (clone_function_name): New function.
25378 (tree_function_versioning): Use it.
25379 * Makefile.in (GTFILES): Add tree-inline.c.
25381 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25383 * BASE-VER: Change to 4.5.0.
25385 2009-03-27 Xinliang David Li <davidxl@google.com>
25387 PR tree-optimization/39557
25388 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25390 2009-03-27 Xinliang David Li <davidxl@google.com>
25392 PR tree-optimization/39548
25393 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25396 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25398 * c-common.c (pointer_int_sum): Use %wd on return from
25401 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25403 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25404 on return from tree_low_cst.
25406 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25409 * ginclude/stdarg.h (va_copy): Define also for
25410 __GXX_EXPERIMENTAL_CXX0X__.
25412 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25415 * builtins.h (c_strlen): Do not warn here.
25416 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25417 * c-common.c (pointer_int_sum): Take an explicit location.
25418 Warn about offsets out of bounds.
25419 * c-common.h (pointer_int_sum): Adjust declaration.
25421 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25423 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25426 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25429 * opts.c (warn_if_disallowed_function_p): Don't assume
25430 get_callee_fndecl must return non-NULL.
25432 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25434 PR rtl-optimization/39522
25435 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25436 when reg_reloaded_valid is set.
25438 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25440 * config/spu/divv2df3.c: New file.
25441 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25442 (DPBIT_FUNCS): Filter out _div_df.
25444 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25446 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25447 a jump insn, count that jump in the distance to the loop start.
25449 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25452 * config/sh/sh.c (calc_live_regs): Fix condition for global
25453 registers except PIC_OFFSET_TABLE_REGNUM.
25455 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25458 * doc/invoke.texi (-mconsole): New.
25460 (-mno-cygwin): New.
25462 (-mnop-fun-dllimport): New.
25466 (sub section "i386 and x86-64 Windows Options"): New.
25468 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25470 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25471 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25473 2009-03-25 Richard Guenther <rguenther@suse.de>
25475 PR middle-end/39497
25476 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25479 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25481 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25482 neither of haifa/selective schedulers are working.
25484 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25486 * doc/invoke.texi (Debugging Options): Fix description of
25487 -fno-merge-debug-strings.
25489 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25491 * config/cris/libgcc.ver: New version-script.
25492 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25494 * configure.ac <GAS features, nop mnemonic>: Add pattern
25495 crisv32-*-* for "nop".
25496 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25497 * configure: Regenerate.
25499 2009-03-24 Ira Rosen <irar@il.ibm.com>
25501 PR tree-optimization/39529
25502 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25503 mark_sym_for_renaming for the tag copied to the new vector
25506 2009-03-24 Arthur Loiret <aloiret@debian.org>
25508 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25509 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25510 EXTRA_SPEC_FUNCTIONS.
25511 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25512 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25513 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25514 -march and -mtune options.
25516 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25518 * config/m68k/t-rtems: Add m5329 multilib.
25520 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25521 Jakub Jelinek <jakub@redhat.com>
25524 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25527 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25530 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25531 instead of c_parser_expression_conv, if original_code isn't one of the
25532 4 allowed comparison codes, fail.
25534 2009-03-23 Richard Guenther <rguenther@suse.de>
25536 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25537 * tree.h (struct tree_type): Likewise.
25538 * reload.h (struct insn_chain): Likewise.
25539 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25540 * function.h (struct function): Likewise.
25541 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25543 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25545 PR tree-optimization/39516
25546 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25548 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25550 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25551 should be set true if BITS_PER_WORD of target is bigger than 32
25553 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25555 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25556 Translate -B-options to -rpath-link. Correct existing
25557 rpath-link and conditionalize on !nostdlib.
25559 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25561 * doc/extend.texi (Function Attributes, Variable Attributes):
25563 * doc/invoke.texi (Debugging Options, Optimize Options)
25564 (i386 and x86-64 Options, MCore Options): Likewise.
25566 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25569 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25570 it for block local namespace aliases.
25571 (gen_decl_die): Pass context_die to gen_namespace_die.
25573 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25576 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25577 minimum or maximum value.
25579 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25581 * reginfo.c (globalize_reg): Recompute derived reg sets.
25583 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25586 * libgcc2.c (mprotect): Do not use signed arguments for
25587 VirtualProtect, use DWORD arguments. Also fix the 'may
25588 be used uninitialized' warning for the np variable.
25590 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25593 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25594 functions using regparm calling conventions when not optimizing.
25595 (ix86_function_sseregparm): Similarly for sseregparm calling
25598 2009-03-19 Li Feng <nemokingdom@gmail.com>
25600 PR middle-end/39500
25601 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25602 dependence if the first conflict is after niter iterations.
25604 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25606 PR middle-end/38609
25607 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25608 functions with dynamic stack-pointer adjustments.
25610 2009-03-19 Ben Elliston <bje@au.ibm.com>
25612 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25613 option; change to -msdata=data.
25615 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25617 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25620 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25623 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25625 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25627 * doc/invoke.texi (Code Gen Options): Expand discussion of
25630 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25632 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25633 * matrix-reorg.c (struct matrix_info): Likewise.
25634 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25635 * rtl.h (struct mem_attrs): Likewise.
25636 * df.h (struct df): Likewise.
25637 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25638 * ira-int.h (struct ira_allocno): Likewise.
25639 * df-scan.c (struct df_collection_rec): Likewise.
25640 * ira.c (struct equivalence): Likewise.
25641 * function.c (struct temp_slot): Likewise.
25642 * cfgloop.h (struct loop): Likewise.
25645 * function.c (use_register_for_decl): When not optimizing, disregard
25646 register keyword for variables with types containing methods.
25648 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25650 PR middle-end/39447
25651 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25652 (is_simple_operand): Call contains_component_ref_p before calling data
25653 reference analysis that would fail on COMPONENT_REFs.
25655 * tree-vrp.c (search_for_addr_array): Fix formatting.
25657 2009-03-18 Richard Guenther <rguenther@suse.de>
25659 * tree-vect-transform.c (vect_loop_versioning): Fold the
25660 generated comparisons.
25661 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25662 (slpeel_tree_peel_loop_to_edge): Likewise.
25664 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25666 PR middle-end/37805
25667 * opts.c (print_specific_help): In addition to `undocumented',
25668 accept `separate' and `joined' flags if passed alone. Describe
25669 output by the first matched one of those.
25670 (common_handle_option): Skip over empty strings.
25671 * gcc.c (display_help): Fix help string for `--help='.
25672 * doc/invoke.texi (Option Summary, Overall Options): With
25673 `--help=', classes and qualifiers can both be repeated, but
25674 only the latter can be negated. One should not pass only
25675 negated qualifiers. Fix markup and examples.
25678 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25679 PR middle-end/37805
25680 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25681 and -fhelp=separate.
25683 2009-03-17 Jing Yu <jingyu@google.com>
25685 PR middle-end/39378
25686 * function.h (struct rtl_data): Move is_thunk from here...
25687 (struct function): ...to here.
25688 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25689 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25691 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25693 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25694 (alpha_output_function_end_prologue): Likewise.
25695 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25696 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25697 (rs6000_output_function_epilogue): Likewise.
25698 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25700 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25703 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25704 from different units in a single alternative.
25705 (*truncdfsf_i387): Ditto.
25706 (*truncxfsf2_mixed): Ditto.
25707 (*truncxfdf2_mixed): Ditto.
25709 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25711 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25712 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25715 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25716 unused non-artificial variables when not optimizing.
25719 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25720 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25721 NAMESPACE_DECL in its DECL_INITIAL.
25723 PR middle-end/39443
25724 * optabs.c (set_user_assembler_libfunc): New function.
25725 * expr.h (set_user_assembler_libfunc): New prototype.
25726 * c-common.c: Include libfuncs.h.
25727 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25728 for memcmp, memset, memcpy, memmove and abort.
25729 * Makefile.in (c-common.o): Depend on libfuncs.h.
25732 * dwarf2out.c (gen_inlined_enumeration_type_die,
25733 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25734 gen_tagged_type_instantiation_die): Removed.
25735 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25738 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25741 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25743 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25744 (check-parallel-%): Ditto.
25745 (check-consistency): Ditto.
25747 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
25749 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
25750 local variable rhs by NULL_TREE.
25752 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25755 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
25757 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25760 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
25762 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25765 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
25766 for ms->sysv ABI calls only in 64bit mode.
25768 * config/i386/i386.md (untyped_call): Support 32bit.
25770 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
25772 * doc/extend.texi: Replace x86_65 with x86_64.
25774 2009-03-16 Jakub Jelinek <jakub@redhat.com>
25776 PR tree-optimization/39455
25777 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
25778 mismatches for POINTER_TYPE_P (type).
25779 (number_of_iterations_le): Likewise.
25781 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25783 * config/picochip/picochip.c: Removed profiling support.
25784 * config/picochip/picochip.md: Removed profiling instruction.
25785 * config/picochip/picochip.h: Removed profiling builtin.
25787 2009-03-16 Joseph Myers <joseph@codesourcery.com>
25789 * doc/install.texi (--with-host-libstdcxx): Document.
25791 2009-03-14 Anatoly Sokolov <aesok@post.ru>
25794 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
25795 generate a warning if the function name does not begin with
25796 "__vector" and the function has either the 'signal' or 'interrupt'
25797 attribute, from here to ...
25798 (avr_declare_function_name): ...here. New function.
25799 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
25800 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
25802 2009-03-14 Jakub Jelinek <jakub@redhat.com>
25805 * cse.c (fold_rtx): Don't modify original const_arg1 when
25806 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
25807 separate variable instead.
25808 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
25809 from out of range shift counts.
25810 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
25812 2009-03-13 Catherine Moore <clm@codesourcery.com>
25814 * config/i386/x-mingw32 (host-mingw32.o): Replace
25815 diagnostic.h with $(DIAGNOSTIC_H).
25817 2009-03-12 Jakub Jelinek <jakub@redhat.com>
25820 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
25822 * config/i386/sync.md (sync_compare_and_swap<mode>,
25823 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
25824 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
25826 (sync_double_compare_and_swapdi_pic,
25827 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
25828 cmpxchg8b_pic_memory_operand instead of just memory_operand.
25830 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25833 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
25835 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25838 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25839 (avx_addsubv4df3): Likewise.
25840 (*avx_addsubv4sf3): Likewise.
25841 (sse3_addsubv4sf3): Likewise.
25843 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25846 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
25848 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
25851 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
25852 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
25853 registers for allocnos created from user-defined variables.
25855 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25858 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
25859 of non-integer mode as well.
25861 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
25863 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
25864 for functions for which the parameter types are unknown.
25866 2009-03-11 Jakub Jelinek <jakub@redhat.com>
25869 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
25870 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
25871 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
25872 * config/i386/i386.c (ix86_local_alignment): For
25873 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
25874 long long variables on the stack to avoid dynamic realignment.
25875 Allow the first argument to be a decl rather than type.
25876 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
25878 2009-03-11 Nick Clifton <nickc@redhat.com>
25881 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
25883 Add description to mno-lsim option.
25884 * config/mcore/mcore.h: Remove comment about deprecated m4align
25886 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
25887 * doc/invoke.texi: Add description of mno-lsim and
25888 mstack-increment options.
25890 * config/fr30/fr30.opt: Document the -mno-lsim option.
25891 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
25892 and -mno-lsim options.
25894 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25896 * fold-const.c (fold_comparison): Only call fold_inf_compare
25897 if the mode supports infinities.
25899 2009-03-11 Jason Merrill <jason@redhat.com>
25902 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
25903 end already did. Notice GIMPLE_CALL modifications of the result.
25904 Don't copy debug information from an ignored decl or a decl from
25907 2009-03-10 Richard Guenther <rguenther@suse.de>
25908 Nathan Froyd <froydnj@codesourcery.com>
25910 PR middle-end/37850
25911 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
25912 (__divMODE3): Likewise.
25914 2009-03-09 Jakub Jelinek <jakub@redhat.com>
25916 PR tree-optimization/39394
25917 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
25918 DECL_SIZE_UNIT of variable length FIELD_DECLs.
25920 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25922 * recog.c (verfiy_changes): Disallow renaming of hard regs in
25923 inline asms for register asm ("") declarations.
25925 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
25927 * fold-const.c (fold_unary): Fix comment.
25929 2009-03-07 Jan Hubicka <jh@suse.cz>
25932 * tree-inline.c (setup_one_parameter): Do replacement of const
25933 argument by constant in SSA form.
25935 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25937 PR middle-end/38028
25938 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
25939 determine alignment passed to assign_stack_local.
25940 (assign_parms_unsplit_complex): Likewise.
25941 * except.c (sjlj_build_landing_pads): Likewise.
25943 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25945 PR middle-end/39360
25946 * tree-flow.h (add_referenced_var): Return bool instead of void.
25947 * tree-dfa.c (add_referenced_var): Return result of
25948 referenced_var_check_and_insert call.
25949 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
25950 of referenced_var_check_and_insert.
25953 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
25954 (gen_variable_die): Emit DW_AT_location on abstract static variable's
25955 DIE, don't emit it if abstract origin already has it.
25956 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
25957 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
25959 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25961 * genpreds.c (needs_variable): Fix parentheses at variable name
25963 (write_tm_constrs_h): Indent generated code.
25965 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25967 * doc/extend.texi (Function Attributes): Add documentation
25968 for isr attributes.
25970 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25973 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
25974 take locus from its DECL_SOURCE_LOCATION instead of input_location.
25976 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25978 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
25981 2009-03-05 Jakub Jelinek <jakub@redhat.com>
25984 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
25985 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
25987 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
25989 * config/i386/i386.md (R8_REG, R9_REG): New constants.
25990 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
25991 constants instead of magic numbers.
25992 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
25994 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
25995 (x86_64_ms_abi_int_parameter_registers): Ditto.
25996 (x86_64_int_return_registers): Ditto.
25997 (ix86_maybe_switch_abi): Ditto.
25998 (ix86_expand_call): Ditto for clobbered_registers array.
25999 (ix86_hard_regno_mode_ok): Ditto.
26000 (x86_extended_QIreg_mentioned_p): Ditto.
26002 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26004 PR tree-optimization/39349
26005 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26007 * combine.c (gen_lowpart_for_combine): Use omode when generating
26010 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26012 PR rtl-optimization/39235
26013 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26015 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26017 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26019 2009-03-04 Richard Guenther <rguenther@suse.de>
26021 PR tree-optimization/39362
26022 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26023 that occur in abnormal PHIs should be varying.
26025 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26027 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26029 (simple_iv): Take loop as an argument instead of statement.
26030 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26031 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26033 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26035 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26036 * matrix-reorg.c (analyze_transpose): Ditto.
26037 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26038 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26039 * tree-predcom.c (ref_at_iteration): Ditto.
26040 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26042 2009-03-04 Richard Guenther <rguenther@suse.de>
26044 PR tree-optimization/39358
26045 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26046 escaped_id and callused_id.
26047 (solve_graph): Likewise.
26049 2009-03-04 Richard Guenther <rguenther@suse.de>
26051 PR tree-optimization/39339
26052 * tree-sra.c (try_instantiate_multiple_fields): Make it
26053 no longer ICE on the above.
26055 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26057 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26058 that fits within Pmode.
26060 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26062 PR middle-end/10109
26063 * tm.texi (LIBCALL_VALUE): Update description.
26065 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26067 PR middle-end/34443
26068 * doc/extend.texi (section): Update description.
26070 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26072 PR middle-end/39345
26073 * tree-inline.c (remapped_type): New.
26074 (can_be_nonlocal): Call remapped_type instead of remap_type.
26076 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26079 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26080 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26082 2009-03-03 Richard Guenther <rguenther@suse.de>
26084 PR middle-end/39272
26085 * tree.c (tree_nonartificial_location): New function.
26086 * tree.h (tree_nonartificial_location): Declare.
26087 * builtins.c (expand_builtin_memory_chk): Provide location
26088 of the call location for artificial function pieces.
26089 (maybe_emit_chk_warning): Likewise.
26090 (maybe_emit_sprintf_chk_warning): Likewise.
26091 (maybe_emit_free_warning): Likewise.
26092 * expr.c (expand_expr_real_1): Likewise.
26094 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26096 PR tree-optimization/39343
26097 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26098 COMPONENT_REF t has ARRAY_TYPE.
26100 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26102 PR middle-end/39335
26103 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26104 when the type precision of the induction variable should be
26105 larger than the type precision of nit.
26106 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26107 * graphite.c (graphite_loop_normal_form): Same.
26108 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26110 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26112 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26113 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26114 numbers to describe clobbered registers.
26115 (*call_value_0_rex64_ms_sysv): Ditto.
26116 * config/i386/mmx.md (mmx_emms): Ditto.
26117 (mmx_femms): Ditto.
26119 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26121 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26124 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26126 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26127 (spu_section_type_flags): New function.
26129 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26131 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26132 reg_class_contents of FLOAT_REGS into a temporary.
26134 2009-03-02 Richard Guenther <rguenther@suse.de>
26135 Ira Rosen <irar@il.ibm.com>
26137 PR tree-optimization/39318
26138 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26139 information to the vectorized statement.
26141 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26143 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26144 variable. Use defined names instead of magic constants for REX SSE
26147 2009-03-01 Richard Guenther <rguenther@suse.de>
26149 PR tree-optimization/39331
26150 * omp-low.c (lower_send_shared_vars): Do not receive new
26151 values for the reference of DECL_BY_REFERENCE parms or results.
26153 2009-03-01 Jan Hubicka <jh@suse.cz>
26156 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26157 BLOCK_NONLOCALIZED_VAR): New macros.
26158 (tree_block): Add nonlocalized_vars.
26159 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26160 gen_decl_die): Add origin argument. Allow generation of die with
26161 origin at hand only.
26162 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26163 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26165 (gen_block_die): Fix checking for unused blocks.
26166 (process_scope_var): Break out from .... ; work with origins only.
26167 (decls_for_scope) ... here; process nonlocalized list.
26168 (dwarf2out_ignore_block): Look for nonlocalized vars.
26169 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26171 (dump_scope_block): Dump them.
26172 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26173 (remap_block): Likewise.
26174 (can_be_nonlocal): New predicate.
26175 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26177 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26179 * configure: Regenerate.
26181 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26183 * optc-gen.awk: No need to duplicate option flags twice.
26184 Reuse help texts for duplicate options which do not have any.
26186 * gcc.c (display_help): Document --version.
26188 * gcc.c (main): If print_help_list and verbose_flag, ensure
26189 driver output comes before subprocess output.
26191 * optc-gen.awk: Assign all remaining fields to help string,
26192 space-separated, for multi-line help in *.opt.
26194 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26195 -Wno-pedantic-ms-format is for MinGW targets only.
26197 * doc/options.texi (Option file format): Fix bad indentation,
26198 restoring dropped sentence.
26200 2009-02-28 Jan Hubicka <jh@suse.cz>
26202 * tree-inline.c (tree_function_versioning): Output debug info.
26204 2009-02-28 Jan Hubicka <jh@suse.cz>
26207 * tree-inline.c (setup_one_parameter): Do not copy propagate
26208 arguments when not optimizing.
26210 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26213 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26214 (avx_addsubv4df3): Likewise.
26215 (*avx_addsubv4sf3): Likewise.
26216 (sse3_addsubv4sf3): Likewise.
26217 (*avx_addsubv2df3): Likewise.
26218 (sse3_addsubv2df3): Likewise.
26219 (avx_unpckhps256): Correct item selectors.
26220 (avx_unpcklps256): Likewise.
26221 (avx_unpckhpd256): Likewise.
26222 (avx_unpcklpd256): Likewise.
26224 2009-02-28 Jan Hubicka <jh@suse.cz>
26226 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26228 (copy_arguments_for_versioning): If var is declared don't declare it.
26229 (tree_function_versioning): First setup substitutions and then copy
26232 2009-02-27 Jan Hubicka <jh@suse.cz>
26235 * cgraph.h (varpool_output_debug_info): Remove.
26236 * cgraphunit.c (varpool_output_debug_info): Remove.
26237 * dwarf2out.c (deferred_locations_struct): New struct
26238 (deferred_locations): New type.
26239 (deferred_locations_list): New static var.
26240 (deffer_location): New function.
26241 (gen_variable_die): Use it.
26242 (decls_for_scope): Output info on local static vars.
26243 (dwarf2out_finish): Process deferred locations.
26244 * varpool.c (varpool_output_debug_info): Remove.
26246 2009-02-27 Jan Hubicka <jh@suse.cz>
26249 * tree.h (TREE_PROTECTED): Fix comment.
26250 (BLOCK_HANDLER_BLOCK): Remove.
26251 (struct tree_block): Remove handler_block add body_block.
26252 (inlined_function_outer_scope_p): New.
26253 (is_body_block): Remove.
26254 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26255 * dwarf2out.c (is_inlined_entry_point): Remove.
26256 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26257 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26259 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26260 * gimplify.c (gimplify_expr): Gimplify body blocks.
26261 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26262 block with multiple subblocks.
26263 (dump_scope_block): Prettier output; dump more flags and info.
26264 (dump_scope_blocks): New.
26265 (remove_unused_locals): Use dump_scope_blocks.
26266 * tree-flow.h (dump_scope_blocks): Declare.
26267 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26268 * stmt.c (is_body_block): Remove.
26269 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26270 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26272 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26274 PR middle-end/39308
26275 * graphite.c (graphite_loop_normal_form): Do not call
26276 number_of_iterations_exit from a gcc_assert.
26278 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26280 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26281 jumps if COND is NULL.
26282 (find_cond_jump): New function.
26283 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26284 * config/s390/s390.md: Remove z10_cobra attribute value.
26286 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26288 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26289 force_const_mem returns NULL_RTX.
26291 2009-02-26 Jan Hubicka <jh@suse.cz>
26294 * cgraph.h (varpool_output_debug_info): Remove.
26295 * cgraphunit.c (varpool_output_debug_info): Remove.
26296 * dwarf2out.c (deferred_locations_struct): New struct
26297 (deferred_locations): New type.
26298 (deferred_locations_list): New static var.
26299 (deffer_location): New function.
26300 (gen_variable_die): Use it.
26301 (decls_for_scope): Output info on local static vars.
26302 (dwarf2out_finish): Process deferred locations.
26303 * varpool.c (varpool_output_debug_info): Remove.
26305 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26307 PR rtl-optimization/39241
26308 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26309 to subreg_offset_representable_p.
26311 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26313 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26314 execute function prototype. Get f and nregs from max_reg_num
26315 and get_insns. Remove the first backward pass as it's dead,
26316 guard the forward pass by flag_expensive_optimizations.
26317 (rest_of_handle_regmove): Delete.
26318 (pass_regmove): Replace it with regmove_optimize.
26320 2009-02-25 Martin Jambor <mjambor@suse.cz>
26322 PR tree-optimization/39259
26323 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26324 calls_alloca function flags.
26325 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26326 calls are detected.
26328 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26330 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26331 flags_set_1_rtx, flags_set_1_set): Delete.
26332 (regmove_optimize): Do not call mark_flags_life_zones.
26334 2009-02-24 Julian Brown <julian@codesourcery.com>
26337 * config/arm/arm.c (require_pic_register): Only set
26338 cfun->machine->pic_reg once per function.
26340 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26342 * doc/invoke.texi (Link Options): Document an easier way to pass
26343 options that take arguments to the GNU linker using -Xlinker and -Wl.
26345 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26348 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26350 2009-02-24 Richard Guenther <rguenther@suse.de>
26353 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26355 2009-02-24 Richard Guenther <rguenther@suse.de>
26356 Zdenek Dvorak <ook@ucw.cz>
26358 PR tree-optimization/39233
26359 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26360 from converting them to a generic type.
26362 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26364 PR tree-optimization/39260
26365 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26366 contains a condition with a real type.
26367 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26369 2009-02-23 Jason Merrill <jason@redhat.com>
26372 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26373 narrowing_initializer_constant_valid_p.
26374 (narrowing_initializer_constant_valid_p): Don't return
26375 null_pointer_node for adding a pointer to itself.
26377 2009-02-23 Jan Hubicka <jh@suse.cz>
26380 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26383 2009-02-23 Jan Hubicka <jh@suse.cz>
26385 PR tree-optimization/37709
26386 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26387 * tree.h (block_ultimate_origin): Declare.
26388 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26389 * tree-ssa-live.c (remove_unused_scope_block_p):
26390 Eliminate blocks containig no instructions nor live variables nor
26392 (dump_scope_block): New function.
26393 (remove_unused_locals): Enable removal of dead blocks by default;
26394 enable dumping at TDF_DETAILS.
26396 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26398 * config/i386/i386.c (classify_argument): Don't allow COImode
26400 (function_arg_advance_32): Don't allow OImode.
26401 (function_arg_32): Likewise.
26402 (function_value_32): Likewise.
26403 (return_in_memory_32): Likewise.
26404 (function_arg_64): Remove OImode comment.
26406 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26409 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26410 ix86_expand_vector_set for V4DImode in 64bit mode only.
26411 (ix86_expand_vector_init_one_var): Likewise.
26413 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26415 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26417 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26420 * loop-iv.c: Revert last change.
26421 * emit-rtl.c: Likewise.
26423 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26426 * config/i386/i386.c (type_natural_mode): Remove an extra
26427 space in the warning message.
26428 (function_value_32): Handle 32-byte vector modes.
26429 (return_in_memory_32): Likewise.
26431 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26433 * loop-iv.c (truncate_value): New function.
26434 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26436 (lowpart_subreg): Move to...
26437 * emit-rtl.c: ...here.
26439 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26441 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26442 accidental and undocumented change at revision 140860.
26444 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26446 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26447 take gimple_seq * arguments.
26448 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26449 types_compatible_p langhook.
26451 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26452 Joseph Myers <joseph@codesourcery.com>
26454 * config/arm/arm.c (arm_builtin_va_list): New function.
26455 (arm_expand_builtin_va_start): Likewise.
26456 (arm_gimplify_va_arg_expr): Likewise.
26457 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26458 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26459 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26460 (va_list_type): New variable.
26461 (arm_mangle_type): Mangle va_list_type appropriately.
26463 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26465 PR middle-end/39157
26466 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26467 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26468 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26469 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26470 parameter to 1000 for -O1 by default.
26471 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26473 * loop-invariant.c: Include params.h.
26474 (move_loop_invariants): Don't call move_single_loop_invariants on
26477 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26479 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26480 offset when calculating bounds for indexing stack_usage_map. Fixes
26481 a buffer overflow with certain target setups.
26483 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26486 * calls.c (expand_call): Clear try_tail_call if caller and callee
26487 disagree in promotion of function return value.
26489 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26492 * c-common.c (c_determine_visibility): If visibility changed and
26493 DECL_RTL has been already set, call make_decl_rtl to update symbol
26496 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26499 * varasm.c (assemble_variable): Don't check DECL_NAME when
26500 globalizing a variable.
26502 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26505 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26506 expression before any __builtin_trap call.
26507 * c-typeck.c (build_function_call): Convert and check function
26508 arguments before generating a call to a trap. Evaluate the
26509 function arguments before the trap.
26511 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26514 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26515 (UNSPEC_FXAM_MEM): New unspec.
26516 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26517 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26518 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26520 2009-02-19 Richard Guenther <rguenther@suse.de>
26522 PR tree-optimization/39207
26523 PR tree-optimization/39074
26524 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26525 storedanything_tree): New.
26526 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26527 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26528 (build_succ_graph): Add edges from STOREDANYTHING to all
26530 (init_base_vars): Initialize STOREDANYTHING.
26531 (compute_points_to_sets): Free substitution info after
26532 building the succ graph.
26533 (ipa_pta_execute): Likewise.
26535 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26537 (do_ds_constraint): Do not add to special var or non-pointer
26539 (type_could_have_pointers): Split out from ...
26540 (could_have_pointers): ... here. For arrays use the element type.
26541 (create_variable_info_for): Initialize may_have_pointers.
26542 (new_var_info): Likewise.
26543 (handle_lhs_call): Make the HEAP variable unknown-sized.
26544 (intra_create_variable_infos): Use a type with pointers for
26545 PARM_NOALIAS, make it unknown-sized.
26547 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26550 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26552 2009-02-18 Jason Merrill <jason@redhat.com>
26555 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26556 value if DECL_EXTERNAL.
26557 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26558 * target.h (gcc_target::binds_local_p): Clarify "module".
26559 * tree.h (TREE_PUBLIC): Clarify "module".
26561 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26564 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26565 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26567 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26570 * c.opt (Wabi): Support C and ObjC.
26573 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26575 * config/i386/i386.c (classify_argument): Warn once about the ABI
26576 change when passing union with long double.
26578 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26580 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26583 * c-parser.c (c_parser_compound_statement): Always enter and leave
26586 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26589 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26591 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26593 PR tree-optimization/36922
26594 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26595 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26598 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26600 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26603 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26605 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26607 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26609 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26612 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26613 Richard Sandiford <rdsandiford@googlemail.com>
26615 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26616 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26617 (loongson_biadd): ...this.
26619 2009-02-17 Richard Guenther <rguenther@suse.de>
26621 PR tree-optimization/39202
26622 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26623 a var make sure to follow existing collapses.
26625 2009-02-17 Richard Guenther <rguenther@suse.de>
26627 PR middle-end/39214
26628 * langhooks.c (lhd_print_error_function): Check for NULL block.
26630 2009-02-17 Richard Guenther <rguenther@suse.de>
26632 PR tree-optimization/39204
26633 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26636 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26638 * config/soft-fp/double.h: Update from glibc CVS.
26640 2009-02-17 Richard Guenther <rguenther@suse.de>
26642 PR tree-optimization/39207
26643 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26644 strict-aliasing warnings for pointers pointing to NULL.
26646 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26649 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26650 skipping until next close brace.
26652 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26655 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26656 to function argument boundary.
26658 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26660 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26661 in the lea_add. Reload eventually constraints it properly.
26662 * config/picochip/constraints.md: Remove the target constraint
26663 "b", since it is not needed anymore.
26665 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26667 * gthr-dce.h: Uglify function parameter and local variable names.
26668 * gthr-gnat.h: Likewise.
26669 * gthr-mipssde.h: Likewise.
26670 * gthr-nks.h: Likewise.
26671 * gthr-posix95.h: Likewise.
26672 * gthr-posix.h: Likewise.
26673 * gthr-rtems.h: Likewise.
26674 * gthr-single.h: Likewise.
26675 * gthr-solaris.h: Likewise.
26676 * gthr-tpf.h: Likewise.
26677 * gthr-vxworks.h: Likewise.
26678 * gthr-win32.h: Likewise.
26680 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26683 * config/i386/i386.md: Restrict the new peephole2 to move
26684 between MMX/SSE registers.
26686 2009-02-15 Richard Guenther <rguenther@suse.de>
26689 2009-02-13 Richard Guenther <rguenther@suse.de>
26691 * configure.ac: Enable LFS.
26692 * configure: Re-generate.
26693 * config.in: Likewise.
26695 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26697 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26698 spu_srqwbyte, spu_srqwbytebc): Define.
26699 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26700 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26701 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26702 "shrqby_<mode>"): New insn-and-split patterns.
26703 * config/spu/spu.c (expand_builtin_args): Determine and return
26704 number of operands using spu_builtin_description data.
26705 (spu_expand_builtin_1): Use it.
26707 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26710 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26713 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26716 * config/i386/i386.c (override_options): Correct warning
26717 messages for -malign-loops, -malign-jumps and -malign-functions.
26719 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26722 * config/i386/i386.md: Restrict the new peephole2 to move
26723 between the general purpose registers.
26725 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26728 * config/i386/i386.c (type_natural_mode): Add a new argument.
26729 Return the original mode and warn ABI change if vector size is 32byte.
26730 (function_arg_advance): Updated.
26731 (function_arg): Likewise.
26732 (ix86_function_value): Likewise.
26733 (ix86_return_in_memory): Likewise.
26734 (ix86_sol10_return_in_memory): Likewise.
26735 (ix86_gimplify_va_arg): Likewise.
26736 (function_arg_32): Don't warn ABX ABI change here.
26737 (function_arg_64): Likewise.
26739 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26741 * loop-iv.c (implies_p): In the final case, test that operands 0
26742 of the two comparisons match.
26744 * config/bfin/bfin.c (find_prev_insn_start): New function.
26745 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
26746 (find_next_insn_start): Move.
26748 2009-02-13 Richard Guenther <rguenther@suse.de>
26750 * configure.ac: Enable LFS.
26751 * configure: Re-generate.
26752 * config.in: Likewise.
26754 2009-02-13 Joseph Myers <joseph@codesourcery.com>
26757 * c-parser.c (c_parser_parms_list_declarator): Discard pending
26758 sizes on syntax error after some arguments have been parsed.
26760 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26762 * doc/invoke.texi (-fira): Remove.
26764 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26766 * caller-save.c: Replace regclass.c with reginfo.c in comments.
26767 * recog.c: Likewise.
26770 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
26772 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
26773 (umul_ppmm): Likewise.
26774 (count_leading_zeros): Likewise.
26775 (count_trailing_zeros): Likewise.
26776 (UMUL_TIME): Likewise.
26778 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26780 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
26781 soft-fp/t-softfp to tmake_file.
26783 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
26784 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
26785 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
26786 IA64_BUILTIN_INFQ]: New.
26787 (ia64_init_builtins): Initialize __builtin_infq,
26788 __builtin_fabsq and __builtin_copysignq if not HPUX.
26789 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
26790 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
26792 * config/ia64/lib1funcs.asm (__divtf3): Define only if
26794 (__fixtfti): Likewise.
26795 (__fixunstfti): Likewise.
26796 (__floattitf): Likewise.
26798 * config/ia64/libgcc-glibc.ver: New.
26799 * config/ia64/t-fprules-softfp: Likewise.
26800 * config/ia64/sfp-machine.h: Likewise.
26802 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
26803 (LIBGCC2_TF_CEXT): Likewise.
26804 (TF_SIZE): Likewise.
26805 (TARGET_INIT_LIBFUNCS): Likewise.
26807 * config/ia64/t-glibc (SHLINB_MAPFILES):
26808 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
26810 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26812 * config/i386/i386.c (construct_container): Rewrite processing
26813 BLKmode with X86_64_SSE_CLASS.
26815 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
26818 * config/i386/i386.md: Replace simplify_replace_rtx with
26819 replace_rtx in the new peephole2.
26821 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
26823 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
26824 loop unrolling do not happen at -O2.
26826 2009-02-12 Michael Matz <matz@suse.de>
26828 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
26830 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26832 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
26835 2009-02-12 Ben Elliston <bje@au.ibm.com>
26837 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
26838 patterns when updating the back chain. Missed in the 2009-02-10
26841 2009-02-11 Janis Johnson <janis187@us.ibm.com>
26843 * doc/extend.texi (Decimal Floating Types): Update identifier of
26844 draft TR and list of missing support.
26846 2009-02-11 Jakub Jelinek <jakub@redhat.com>
26848 PR middle-end/39154
26849 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
26850 bit to variable length decl's flags, add it also to its
26851 pointer replacement variable.
26853 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
26854 Jakub Jelinek <jakub@redhat.com>
26857 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
26858 (memory_blockage): New expander.
26859 (*memory_blockage): New insn pattern.
26860 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
26861 instead of general blockage at the end of function prologue when
26862 frame pointer is used to access red zone area. Do not emit blockage
26863 when profiling, it is emitted in generic code.
26864 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
26865 function epilogue when frame pointer is used to access red zone area.
26867 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
26870 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
26871 by arithmetic with memory operands.
26872 * config/i386/predicates.md (commutative_operator): New.
26874 2009-02-10 Janis Johnson <janis187@us.ibm.com>
26876 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
26879 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
26881 * alias.h (record_alias_subset): Declare.
26882 * alias.c (record_alias_subset): Make global.
26884 2009-02-10 Nick Clifton <nickc@redhat.com>
26886 * tree-parloops.c: Change license to GPLv3.
26887 * ipa-struct-reorg.c: Change license to GPLv3.
26888 * ipa-struct-reorg.h: Change license to GPLv3.
26890 2009-02-10 Steve Ellcey <sje@cup.hp.com>
26893 * c-decl.c (start_struct): Return NULL on error.
26895 2009-02-10 Jakub Jelinek <jakub@redhat.com>
26897 PR middle-end/39124
26898 * cfgloopmanip.c (remove_path): Call remove_bbs after
26899 cancel_loop_tree, not before it.
26902 * function.h (struct function): Add has_local_explicit_reg_vars bit.
26903 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
26904 VAR_DECLs were seen.
26905 * tree-ssa-live.c (remove_unused_locals): Recompute
26906 cfun->has_local_explicit_reg_vars.
26907 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
26908 copies or clearings if cfun->has_local_explicit_reg_vars.
26910 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
26913 * config/i386/i386.c (expand_prologue): Emit blockage at the end
26914 of function prologue when frame pointer is used to access
26917 2009-02-10 Richard Guenther <rguenther@suse.de>
26919 PR middle-end/39127
26920 * gimplify.c (gimple_regimplify_operands): Always look if
26921 we need to create a temporary.
26923 2009-02-10 Richard Guenther <rguenther@suse.de>
26925 PR tree-optimization/39132
26926 * tree-loop-distribution.c (todo): New global var.
26927 (generate_memset_zero): Trigger TODO_rebuild_alias.
26928 (tree_loop_distribution): Return todo.
26930 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
26933 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
26934 (x86_64_reg_class_name): Removed.
26935 (classify_argument): Return 0 if bytes > 32. Return 0 if the
26936 first one isn't X86_64_SSE_CLASS or any other ones aren't
26937 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
26938 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
26939 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
26940 and 3 X86_64_SSEUP_CLASS.
26941 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
26942 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
26944 2009-02-10 Ben Elliston <bje@au.ibm.com>
26946 * config/rs6000/rs6000.md (allocate_stack): Always use an update
26947 form instruction to update the stack back chain word, even if the
26948 user has disabled the generation of update instructions.
26949 (movdi_<mode>_update_stack): New.
26950 (movsi_update_stack): Likewise.
26951 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
26952 always use an update form instruction to update the stack back
26955 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
26957 PR middle-end/38953
26958 * graphite.c (if_region_set_false_region): After moving a region in
26959 the false branch of a condition, remove the empty dummy basic block.
26960 (gloog): Remove wrong fix for PR38953.
26962 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26964 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
26965 generation due to implicit sign extension.
26967 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
26969 PR middle-end/38981
26970 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
26971 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
26973 2009-02-09 Richard Guenther <rguenther@suse.de>
26975 PR middle-end/35202
26976 * convert.c (convert_to_real): Disable (float)fn((double)x)
26977 to fnf(x) conversion if errno differences may occur and
26978 -fmath-errno is set.
26980 2009-02-07 Anatoly Sokolov <aesok@post.ru>
26982 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
26983 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26984 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26986 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26989 * c-common.c (handle_alias_attribute): Disallow attribute for
26990 anything not a FUNCTION_DECL or VAR_DECL.
26992 2009-02-06 Janis Johnson <janis187@us.ibm.com>
26995 * real.c (do_compare): Special-case compare of zero against
26996 decimal float value.
26998 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27001 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27002 as indicating flexible array members unless the field itself is
27003 being declarared as the incomplete array.
27005 2009-02-06 Jan Hubicka <jh@suse.cz>
27007 PR tree-optimization/38844
27008 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27009 is already inlined.
27011 2009-02-06 Richard Guenther <rguenther@suse.de>
27013 PR middle-end/38977
27014 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27015 fork because we may expand it as __gcov_fork.
27017 2009-02-06 Nick Clifton <nickc@redhat.com>
27019 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27021 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27023 PR tree-optimization/35659
27024 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27025 vn_phi_eq): Shortcut if hashcode does not match.
27026 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27028 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27029 and avoid iterative_hash_expr.
27030 (FOR_EACH_VALUE_ID_IN_SET): New.
27031 (value_id_compare): Remove.
27032 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27033 sort expressions by value id.
27035 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27038 * config/sh/predicates.md (general_movsrc_operand): Don't check
27039 the subreg of system registers here.
27041 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27044 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27045 on the copied decl.
27047 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27049 PR rtl-optimization/39110
27050 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27051 addresses, not aligned ones.
27053 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27054 Richard Guenther <rguenther@suse.de>
27056 PR tree-optimization/39100
27057 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27058 comment says and add edges.
27060 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27063 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27064 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27066 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27068 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27069 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27070 register_bb_in_sese, new_sese, free_sese): Moved.
27071 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27072 outermost_loop_in_scop, build_scop_iteration_domain,
27073 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27074 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27075 Use loop_in_sese_p instead of loop_in_scop_p.
27076 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27077 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27078 (scopdet_basic_block_info): Fix bug in scop detection.
27079 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27080 eq_loop_to_cloog_loop): Remove.
27081 (nb_loops_around_loop_in_scop, nb_loop
27082 ref_nb_loops): Moved here...
27083 * graphite.h (ref_nb_loops): ... from here.
27084 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27085 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27086 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27088 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27089 Hans-Peter Nilsson <hp@axis.com>
27091 PR rtl-optimization/37889
27092 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27093 Move offset handling from PLUS to before the switch. Use new
27094 arguments when considering SYMBOL_REFs too.
27095 (rtx_addr_can_trap_p): Pass dummy offset and size.
27096 (enum may_trap_p_flags): Remove.
27097 (may_trap_p_1): Pass size from MEM_SIZE.
27099 PR rtl-optimization/38921
27100 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27101 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27102 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27103 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27105 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27107 AVX Programming Reference (January, 2009)
27108 * config/i386/sse.md (*vpclmulqdq): New.
27110 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27112 PR tree-optimization/38977
27113 PR gcov-profile/38292
27114 * calls.c (special_function_p): Disregard __builtin_ prefix.
27116 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27118 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27119 non-indexable addresses even before reload.
27121 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27124 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27125 as having variable size. Do not give an error for unnamed
27126 parameters with [*] declarators. Give a warning for type names
27127 with [*] declarators and mark them as variable size.
27128 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27129 for sizeof applied to [*] type names.
27131 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27134 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27136 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27138 * gcc.c (process_command): Update copyright notice dates.
27139 * gcov.c (print_version): Likewise.
27140 * gcov-dump.c (print_version): Likewise.
27141 * mips-tfile.c (main): Likewise.
27142 * mips-tdump.c (main): Likewise.
27144 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27147 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27148 for composite type involving a zero-length array type.
27150 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27153 * function.c (match_asm_constraints_1): Skip over
27154 initial optional % in the constraint.
27156 PR inline-asm/39059
27157 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27158 supported, don't accept FIXED_CSTs.
27159 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27160 and _Sat is used without _Fract/_Accum. Set specs->type to
27161 integer_type_node for cts_fract/cts_accum if fixed point is not
27164 2009-02-02 Catherine Moore <clm@codesourcery.com>
27166 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27168 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27170 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27171 (ABI_HAS_64BIT_SYMBOLS): Use it.
27172 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27174 2009-02-02 Paul Brook <paul@codesourcery.com>
27176 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27178 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27180 PR inline-asm/39058
27181 * recog.h (asm_operand_ok): Add constraints argument.
27182 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27183 recurse on matching constraint.
27184 (check_asm_operands): Pass constraints as 3rd argument to
27185 asm_operand_ok. Don't look up matching constraint here.
27186 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27189 2009-02-02 Ben Elliston <bje@au.ibm.com>
27191 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27192 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27194 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27196 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27197 information. Remove some obsolete information. Reorganize.
27199 * config/pa/fptr.c: Revert license to GPL 2.
27200 * config/pa/milli64.S: Likewise.
27202 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27205 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27206 LIBRARY name in, instead of hard-coding it.
27207 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27208 extra target make frag to tmake_files according to EH model.
27209 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27210 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27211 frags that define makefile variable EH_MODEL appropriately.
27212 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27213 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27214 to "-sjlj" according to type of EH configured.
27215 (LIBGCC_SONAME): Concatenate it to shared library base name.
27216 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27217 to "_sjlj" according to type of EH configured.
27218 (LIBGCC_SONAME): Concatenate it to shared library base name.
27219 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27220 (SHLIB_LINK): Add missing semicolon to if-else construct.
27221 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27222 string value of "pe_dll" command-line option.
27223 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27224 (SHLIB_SONAME): Use it when overriding t-cygming default.
27225 (SHLIB_IMPLIB): Override t-cygming default.
27226 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27227 string value of "pe_dll" command-line option.
27229 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27232 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27233 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27235 2009-01-31 Richard Guenther <rguenther@suse.de>
27237 PR tree-optimization/38937
27238 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27239 computing the transitive closure.
27241 2009-01-30 Richard Guenther <rguenther@suse.de>
27243 PR tree-optimization/39041
27244 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27245 Propagate variable indices only if the types match for this stmt.
27247 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27250 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27251 inline but never defined.
27253 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27255 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27256 (*insv_h_di_reg_extimm): New insn.
27257 (*insv_l<mode>_reg_extimm): New insn.
27259 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27261 * config/picochip/picochip.c (flag_conserve_stack): set
27262 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27263 fconserve-stack. Reduce call-overhead used by inliner.
27265 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27268 * common.opt (flag_conserve_stack): Initialised to zero.
27270 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27273 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27274 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27277 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27279 * ira-color.c (allocno_reload_assign): Update comments.
27280 * regmove.c (regmove_optimize): Likewise.
27284 2009-01-29 Robert Millan <rmh@aybabtu.com>
27286 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27287 * config/i386/kopensolaris-gnu.h: New file. Undefine
27288 `MD_UNWIND_SUPPORT'.
27289 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27291 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27293 PR tree-optimization/39007
27294 * tree-loop-distribution.c (generate_builtin): Use
27295 recompute_dominator to compute the immediate dominator of the
27296 basic block just after the loop.
27298 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27300 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27301 (ASM_OUTPUT_DWARF_PCREL): Define.
27303 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27305 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27306 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27307 global. Modify entries about regmove and IRA.
27309 * ra-conflict.c: Remove the file.
27311 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27313 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27314 (pass_regclass_init): Rename to pass_reginfo_init.
27316 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27318 * toplev.h (flag_ira): Remove.
27320 * caller-save.c (setup_save_areas): Remove flag_ira.
27322 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27324 * global.c: Remove the file.
27326 * opts.c (decode_options): Remove flag_ira.
27328 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27330 * regmove.c: Modify file description.
27331 (find_use_as_address, try_auto_increment): Define them only if
27332 AUTO_INC_DEC is defined.
27333 (replacement_quality, replace_in_call_usage, fixup_match_1,
27334 stable_and_no_regs_but_for_p): Remove.
27335 (reg_set_in_bb): Make it static.
27336 (regmove_optimize): Remove flag_ira and code which worked for
27339 * local-alloc.c: Remove the file.
27341 * common.opt (fira): Remove.
27343 * ira.c: Include except.h.
27344 (eliminable_regset): Move from global.c.
27345 (mark_elimination): Ditto. Remove flag_ira.
27346 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27347 equiv_mem_modified, validate_equiv_mem_from_store,
27348 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27349 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27350 no_equiv, recorded_label_ref): Move from local-alloc.c.
27351 (update_equiv_regs): Ditto. Make it static.
27352 (print_insn_chain, print_insn_chains): Move it from global.c.
27353 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27354 (build_insn_chain): Ditto. Make it static.
27355 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27356 Rename to init_live_subregs.
27357 (gate_ira): Remove flag_ira.
27359 * regclass.c: Rename reginfo.c. Change file description.
27360 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27361 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27362 (init_reg_sets_1): Remove code for evaluation of
27363 reg_class_superclasses and losing_caller_save_reg_set.
27364 (init_regs): Remove init_reg_autoinc.
27365 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27366 ok_for_base_p_nonstrict): Remove.
27367 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27368 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27369 corresponding entries.
27370 (dump_regclass, record_operand_costs, scan_one_insn,
27371 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27372 record_address_regs, auto_inc_dec_reg_p): Remove.
27373 (gt-regclass.h): Rename to gt-reginfo.h.
27375 * rtl.h (dump_global_regs, retry_global_alloc,
27376 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27378 * Makefile.in (RA_H): Remove.
27379 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27380 Rename regclass.o to reginfo.o.
27381 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27383 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27384 (GTFILES): Rename regclass.c to reginfo.c.
27386 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27387 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27389 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27390 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27392 (finish_spills): Ditto. Remove code for !flag_ira.
27394 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27396 PR middle-end/35854
27397 * doc/invoke.texi (rtl debug options): Complete rewrite.
27398 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27400 * mode-switching.c (pass_mode_switching): Rename pass from
27401 "mode-sw" to "mode_sw".
27402 * except.c (pass_convert_to_eh_ranges): Rename pass from
27403 "eh-ranges" to "eh_ranges".
27404 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27408 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27409 Alexander Monakov <amonakov@ispras.ru>
27411 PR middle-end/38857
27412 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27414 (move_exprs_to_boundary): Change return type and pass through
27415 should_move from move_op. Relax assert. Update usage ...
27416 (schedule_expr_on_boundary): ... here. Use should_move instead of
27418 (move_op_orig_expr_found): Indicate that insn was disconnected from
27420 (code_motion_process_successors): Do not call after_merge_succs
27421 callback if original expression was not found when traversing any of
27423 (code_motion_path_driver): Change return type. Update prototype.
27424 (move_op): Update comment. Add a new parameter (should_move). Update
27425 prototype. Set *should_move based on indication provided by
27426 move_op_orig_expr_found.
27428 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27430 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27431 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27432 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27433 * config/rs6000/rs6000.c (rs6000_override_options): Default
27434 avoid-indexed-addresses on for Power6, off for everything else.
27435 (avoiding_indexed_address_p): New function.
27436 (rs6000_legitimize_address): Use it.
27437 (rs6000_legitimate_address): Likewise.
27438 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27440 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27442 PR tree-optimization/38997
27443 * tree-loop-distribution.c (generate_memset_zero): Use
27444 POINTER_PLUS_EXPR for a pointer addition.
27446 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27448 * config/s390/s390.md (bswap<mode>2): New pattern added.
27450 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27452 * config/s390/s390.md (*tls_load_31): Added type attribute.
27454 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27456 * config/s390/s390.md: Fix a few comments.
27458 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27460 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27461 (*tm<mode>_full): Fixed z10prop attribute.
27462 (*tst<mode>_extimm): Fixed z10prop attribute.
27463 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27464 (*tstqiCCT_cconly): Fixed z10prop attribute.
27465 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27466 (*movsi_larl): Fixed z10prop attribute.
27467 (*movsi_zarch): Fixed z10prop attribute.
27468 (*movsi_eas): Fixed z10prop attribute.
27469 (*movhi): Fixed z10prop attribute.
27470 (*movqi): Fixed z10prop attribute.
27471 (*movstrictqi): Fixed z10prop attribute.
27472 (*mov<mode>): Fixed z10prop attribute.
27473 (*movcc): Fixed z10prop attribute.
27474 (*sethighpartdi_64): Fixed z10prop attribute.
27475 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27476 (*negdi2_sign_cc): Fixed z10prop attribute.
27477 (*negdi2_sign): Fixed z10prop attribute.
27478 (*absdi2_sign_cc): Fixed z10prop attribute.
27479 (*absdi2_sign): Fixed z10prop attribute.
27480 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27481 (*negabsdi2_sign): Fixed z10prop attribute.
27482 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27483 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27484 (doloop_si64): Fixed z10prop attribute.
27485 (doloop_si31): Fixed z10prop attribute.
27486 (doloop_long): Fixed z10prop attribute.
27487 (indirect_jump): Fixed z10prop attribute.
27488 (nop): Fixed z10prop attribute.
27489 (main_base_64): Fixed z10prop attribute.
27490 (reload_base_64): Fixed z10prop attribute.
27492 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27494 PR rtl-optimization/38740
27495 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27497 * config/mips/mips.c (mips_reorg): Likewise.
27499 2009-01-28 Richard Guenther <rguenther@suse.de>
27501 PR tree-optimization/38926
27502 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27503 with the correct value id to a value.
27504 (do_regular_insertion): Use the value number of edoubleprime
27505 for the value number of the expr.
27508 2008-08-21 Richard Guenther <rguenther@suse.de>
27510 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27511 a PHI ask VN if it is already available.
27512 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27513 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27515 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27517 PR middle-end/38934
27518 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27519 set to varying whenever max has TREE_OVERFLOW set, similarly
27520 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27522 2009-01-28 Richard Guenther <rguenther@suse.de>
27524 PR middle-end/38908
27525 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27526 uninitialized aggregate uses in call arguments.
27528 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27530 PR tree-optimization/38984
27531 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27532 the nothing_id variable if -fno-delete-null-pointer-checks.
27534 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27537 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27538 (set_got_offset_rex64): Ditto.
27540 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27543 * doc/extend.texi: Improve local variable with asm reg.
27545 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27547 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27548 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27549 was not supplied then set warn_packed_bitfield_compat to the
27550 default value of 1.
27551 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27554 2009-01-27 Richard Guenther <rguenther@suse.de>
27556 PR tree-optimization/38503
27557 * cfgexpand.c (expand_gimple_basic_block): Ignore
27558 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27559 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27560 variables that cannot have TBAA applied.
27561 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27564 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27566 PR middle-end/38969
27567 * calls.c (initialize_argument_information): Do not wrap complex
27568 arguments in SAVE_EXPR.
27570 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27572 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27573 (INSTALL_LIBGCC): Revert typo commit.
27575 2009-01-26 Richard Guenther <rguenther@suse.de>
27577 PR tree-optimization/38745
27578 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27579 from special handling.
27581 2009-01-26 Richard Guenther <rguenther@suse.de>
27583 PR tree-optimization/38745
27584 * tree-ssa.c (execute_update_addresses_taken): Do not include
27585 variables that cannot possibly be a register in not_reg_needs.
27586 Do not clear TREE_ADDRESSABLE on vars that may not become
27588 * tree-ssa.c (update_alias_info_1): Include those in the set
27589 of addressable vars.
27591 2009-01-26 Richard Guenther <rguenther@suse.de>
27593 PR middle-end/38851
27594 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27595 * tree-ssa-dse.c: Include langhooks.h
27596 (execute_simple_dse): Remove stores with zero size.
27598 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27601 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27604 2009-01-24 Julian Brown <julian@codesourcery.com>
27606 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27607 config/arm/linux-atomic.c.
27608 * config/arm/linux-atomic.c: New.
27610 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27612 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27613 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27614 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27616 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27619 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27622 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27624 PR tree-optimization/38953
27625 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27626 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27627 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27628 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27631 2009-01-24 Paul Brook <paul@codesourcery.com>
27633 * config/arm/neon.md (neon_type): Move to arm.md.
27634 (neon_mov<VSTRUCT>): Add neon_type attribute.
27635 * config/arm/arm.md (neon_type): Move to here.
27636 (conds): Add "unconditioal" and use as default for NEON insns.
27638 2009-01-24 Ben Elliston <bje@au.ibm.com>
27640 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27641 void *' warning from -Wc++-compat.
27642 * Makefile.in (dominance.o-warn): Remove.
27644 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27646 PR tree-optimization/38932
27647 * fold-const.c (fold_unary_ignore_overflow): New.
27648 * tree.h (fold_unary_ignore_overflow): Declare.
27649 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27650 * tree-ssa-sccvn.c (visit_reference_op_load,
27651 simplify_unary_expression): Likewise.
27653 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27655 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27656 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27657 regardless of their type.
27658 * c-common.c (handle_packed_attribute): Don't ignore packed on
27660 * c.opt (Wpacked-bitfield-compat): New warning option.
27661 * stor-layout.c (place_field): Warn if offset of a field changed.
27662 * doc/extend.texi (packed): Mention the ABI change.
27663 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27664 (Warning Options): Add it to the list.
27666 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27668 * c-opts.c (c_common_post_options): Fix a typo in comments.
27670 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27672 PR middle-end/38615
27673 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27674 variables to static.
27675 * doc/invoke.texi (-fmerge-all-constants): Update description.
27677 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27680 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27681 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27683 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27685 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27687 (LOCAL_ALIGNMENT): Similarly.
27689 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27690 Joseph Myers <joseph@codesourcery.com>
27692 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27693 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27694 * config/arm/arm-tune.md: Regenerate.
27695 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27698 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27700 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27701 version number to five.
27703 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27706 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27707 * c-common.c (set_underlying_type): Likewise.
27708 (is_typedef_decl ): Likewise
27710 (set_underlying_type): Likewise.
27711 (is_typedef_type): Likewise.
27713 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27715 PR middle-end/38587
27716 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27719 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27722 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27723 (LIBGCC_SPEC): Don't define.
27724 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27726 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27728 PR rtl-optimization/38879
27729 * alias.c (base_alias_check): Unaligned access via AND address can
27730 alias all surrounding object types except those with sizes equal
27731 or wider than the size of unaligned access.
27733 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27736 * c-decl.c (clone_underlying_type): Move this ...
27737 * c-common.c (set_underlying_type): ... here.
27738 Also, make sure the function properly sets TYPE_STUB_DECL() on
27739 the newly created typedef variant type.
27740 (is_typedef_decl ): New entry point.
27741 * tree.h: Added a new member member_types_needing_access_check to
27742 struct tree_decl_non_common.
27743 (set_underlying_type): New entry point.
27744 (is_typedef_type): Likewise.
27746 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
27748 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
27749 Check whether two instructions have memory references that
27750 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
27751 are helper functions for traversing.
27752 * alias.h (insn_alias_sets_confilict_p): New prototypes.
27753 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
27754 not to draw dependency edge for instructions with non-conflicting
27757 2009-01-20 Joseph Myers <joseph@codesourcery.com>
27760 * longlong.h: Update copyright years. Use soft-fp license notice.
27761 Sync __clz_tab declaration with glibc.
27763 2009-01-20 Steve Ellcey <sje@cup.hp.com>
27766 * doc/extend.texi (syscall_linkage): New.
27767 (version_id): Modify.
27769 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
27770 Richard Guenther <rguenther@suse.de>
27772 PR tree-optimization/38747
27773 PR tree-optimization/38748
27774 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
27775 conversion if the base address is an indirect reference and the
27776 aliasing sets could cause issues.
27778 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27780 * common.opt (fgraphite, fgraphite-identity): Add comment for
27781 explaining why these options are not documented.
27783 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27785 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
27786 gimple_call_lhs is NULL.
27788 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
27791 * emit-rtl.c (adjust_address_1): Make sure memref is never
27794 2009-01-20 Ben Elliston <bje@au.ibm.com>
27796 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27797 const qualifier from arg parameter. Remove unnecessary cast to char *.
27798 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27799 const qualifier from arg 2.
27801 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
27803 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
27805 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
27808 * rtl.h (reinit_regs): New prototype.
27809 * regclass.c: Include ira.h.
27810 (reinit_regs): New.
27811 * Makefile.in (regclass.o): Add ira.h.
27812 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
27814 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
27817 * c-common.c (handle_aligned_attribute): Use
27818 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
27819 default alignment value.
27821 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
27823 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
27824 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
27826 * doc/extend.texi: Update __attribute__ ((aligned)). Document
27827 __BIGGEST_ALIGNMENT__.
27829 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
27831 2009-01-18 Richard Guenther <rguenther@suse.de>
27833 PR tree-optimization/38819
27834 * tree-flow.h (operation_could_trap_helper_p): Declare.
27835 * tree-eh.c (operation_could_trap_helper_p): Export.
27836 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
27837 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
27838 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
27839 are about to insert a possibly trapping instruction and fail
27842 2009-01-18 Andreas Schwab <schwab@suse.de>
27844 * doc/install.texi (Configuration): Remove obsolete paragraph
27845 about use of --with-gnu-ld with --with-gnu-as.
27847 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
27849 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
27850 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
27851 Follow spelling conventions.
27853 2009-01-18 Ben Elliston <bje@au.ibm.com>
27855 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
27856 C++ warning about implicit conversion from void * to struct
27858 (bitmap_obstack_free): Likewise for bitmap_element *.
27859 * Makefile.in (bitmap.o-warn): Remove.
27861 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
27863 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
27865 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
27866 Tobias Grosser <tobi.grosser@amd.com>
27868 * graphite.c (graphite_trans_scop_block): Do not block single
27871 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
27873 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
27874 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
27875 test with assertion.
27877 2009-01-16 Richard Guenther <rguenther@suse.de>
27879 PR tree-optimization/38835
27880 PR middle-end/36227
27881 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
27882 and INT + PTR -> (INT)(PTR p+ INT) folding.
27883 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
27885 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
27888 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
27889 the subreg from a lowpart subreg if it is also casting the value.
27891 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27892 Tobias Grosser <tobi.grosser@amd.com>
27894 * graphite.c (compare_prefix_loops): New.
27895 (build_scop_canonical_schedules): Rewritten.
27896 (graphite_transform_loops): Move build_scop_canonical_schedules
27897 after build_scop_iteration_domain.
27899 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27900 Tobias Grosser <tobi.grosser@amd.com>
27902 * graphite.c (add_conditions_to_domain): Add the loops to
27903 the dimension of the iteration domain. Do copy the domain
27904 only when it exists.
27905 (build_scop_conditions_1): Do not call add_conditions_to_domain.
27906 (add_conditions_to_constraints): New.
27907 (can_generate_code_stmt, can_generate_code): Removed.
27908 (gloog): Do not call can_generate_code.
27909 (graphite_transform_loops): Call add_conditions_to_constraints
27910 after building the iteration domain.
27912 2009-01-16 Jakub Jelinek <jakub@redhat.com>
27914 PR tree-optimization/38789
27915 * tree-ssa-threadedge.c
27916 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
27917 __builtin_constant_p.
27919 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
27921 * dce.c (delete_unmarked_insns): Reversed the order that insns are
27922 examined before deleting them.
27924 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
27926 * function.c (aggregate_value_p): Correctly extract the function
27927 type from CALL_EXPR_FN lookup.
27929 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27931 * config/picochip/picochip.c (picochip_override_options): Revert
27932 CFI asm flag disable commited previously.
27934 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
27935 Tobias Grosser <tobi.grosser@amd.com>
27936 Jan Sjodin <jan.sjodin@amd.com>
27938 * graphite.c (scan_tree_for_params): On substractions negate
27939 all the coefficients of the term.
27940 (clast_to_gcc_expression_red): New. Handle reduction expressions
27941 of more than two operands.
27942 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
27943 (get_vdef_before_scop): Handle also the case of default definitions.
27945 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
27947 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
27948 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
27949 Also use them when walking CALL_INSN_FUNCTION_USAGE.
27951 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
27952 Joey Ye <joey.ye@intel.com>
27954 PR middle-end/37843
27955 * cfgexpand.c (expand_stack_alignment): Don't update stack
27956 boundary nor check incoming stack boundary here.
27957 (gimple_expand_cfg): Update stack boundary and check incoming
27958 stack boundary here.
27960 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
27962 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
27964 2009-01-14 Jakub Jelinek <jakub@redhat.com>
27966 PR rtl-optimization/38245
27967 * calls.c (expand_call): Add stack arguments to
27968 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27969 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
27970 in regs and partially in memory or BLKmode arguments.
27971 (emit_library_call_value_1): Add stack arguments to
27972 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27973 ACCUMULATE_OUTGOING_ARGS).
27974 * dce.c: Include tm_p.h.
27975 (find_call_stack_args): New function.
27976 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
27978 (mark_insn): Call find_call_stack_args for CALL_Ps.
27979 (prescan_insns_for_dce): Walk insns backwards in bb rather than
27980 forwards. Allocate and free arg_stores bitmap if needed, pass it
27981 down to deletable_insn_p, don't mark stores set in arg_stores
27982 bitmap, clear the bitmap at the beginning of each bb.
27983 * Makefile.in (dce.o): Depend on $(TM_P_H).
27985 2009-01-14 Michael Meissner <gnu@the-meissners.org>
27988 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
27989 to make sure the insn is a conditional test (bug 22599). Reformat a
27992 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
27994 PR middle-end/38431
27995 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
27996 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
27997 (gloog): Do not call cleanup_tree_cfg.
27998 (graphite_transform_loops): Call cleanup_tree_cfg after all
27999 scops have been code generated.
28001 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28002 * doc/gty.texi (Invoking the garbage collector): Added new node
28003 and section documenting ggc_collect.
28005 2009-01-14 Richard Guenther <rguenther@suse.de>
28007 PR tree-optimization/38826
28008 PR middle-end/38477
28009 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28010 initialization notes only if we actually emitted a warning.
28011 (intra_create_variable_infos): Add constraints for a result decl
28012 that is passed by hidden reference.
28013 (build_pred_graph): Mark all related variables non-direct on
28016 2009-01-14 Nick Clifton <nickc@redhat.com>
28018 * ira-conflicts.c: Include addresses.h for the definition of
28020 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28021 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28023 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28026 * Makefile.in (ira-lives.o): Add except.h.
28028 * ira-lives.c: Include except.h.
28029 (process_bb_node_lives): Process can_throw_internal.
28031 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28033 PR rtl-optimization/38774
28034 * combine.c (simplify_set): When undoing cc_use change, don't do
28035 PUT_CODE on the newly created comparison, but instead put back the
28038 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28040 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28041 values. Remove duplicate arm8 entry.
28043 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28045 PR tree-optimization/38786
28046 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28047 the SSA_NAME case of expand_scalar_variables_expr.
28048 Set the type of an expression to the type of its assign statement.
28049 (expand_scalar_variables_expr): Also gather the scalar computation
28050 used to index the memory access. Do not pass loop_p.
28051 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28052 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28053 the gimple_stmt_iterator where it inserts new code.
28054 Do not pass loop_p.
28055 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28056 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28058 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28060 * graphite.h (debug_value): Removed.
28061 * graphite.c (debug_value): Removed.
28063 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28065 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28066 ldrd/strd with two 32-bit instructions.
28068 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28070 * config/arm/arm.c (struct processors): Pass for speed down into
28071 cost helper functions.
28072 (const_ok_for_op): Handle COMPARE and inequality nodes.
28073 (arm_rtx_costs_1): Rewrite.
28074 (arm_size_rtx_costs): Update prototype.
28075 (arm_rtx_costs): Pass speed down to helper functions.
28076 (arm_slowmul_rtx_costs): Rework cost calculations.
28077 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28078 (arm_9e_rtx_costs): Likewise.
28080 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28082 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28083 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28084 (alpha_legitimize_address): Do not split local symbols wider than
28085 UNITS_PER_WORD into HIGH/LO_SUM parts.
28087 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28090 * gcc.c (process_command): Replace call to execvp with calls
28091 to pex_one and exit.
28093 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28096 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28097 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28098 variant for devices with 3-byte PC.
28099 (__tablejump_elpm__): New.
28101 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28104 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28105 offsetof member-designator, handle it as `[0].'.
28107 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28109 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28110 function when not using named sections on targets with named sections
28111 if branch distance is less than 262132.
28113 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28115 * combine.c (combine_instructions): Recompute
28116 optimize_this_for_speed_p for each BB in the main combine loop.
28118 2009-01-12 Tomas Bily <tbily@suse.cz>
28121 * tree-loop-distribution.c (prop_phis): New function.
28122 (generate_builtin): Call prop_phis.
28124 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28126 PR tree-optimization/38807
28127 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28128 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28130 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28132 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28133 subreg of op0 to the original op0.
28135 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28137 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28139 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28142 * mips-tfile.c (parse_def): Fix parsing of def strings
28143 starting with digits.
28145 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28148 * config/arm/arm.c (arm_is_long_call_p): Don't call
28149 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28151 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28153 * regrename.c (regrename_optimize): Fix dumping.
28154 (find_oldest_value_reg): Preserve REG_POINTER.
28155 (copy_hardreg_forward_1): Likewise.
28157 2009-01-09 Diego Novillo <dnovillo@google.com>
28159 * gimple.h (struct gimple_statement_base) <uid>: Document
28160 the restrictions on its use.
28161 (gimple_uid): Tidy.
28162 (gimple_set_uid): Tidy.
28164 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28166 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28167 zero guard even if align_bytes != 0 and count is smaller than
28170 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28172 PR rtl-optimization/38495
28173 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28174 (add_range_and_copies_from_move_list): Print all added ranges.
28175 Add ranges to memory optimized destination.
28177 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28181 * config/i386/i386.c (override_options): Reject
28182 -mstringop-strategy=rep_8byte with -m32.
28183 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28184 to 1. Do count comparison against epilogue_size_needed at compile
28185 time even when count_exp was constant forced into register. For
28186 size_needed don't jump to epilogue, instead just avoid aligning
28187 and invoke the body algorithm. If need_zero_guard, add zero guard
28188 even if count is non-zero, but smaller than size_needed + number of
28189 bytes that could be stored for alignment.
28190 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28191 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28192 but smaller than size_needed + number of bytes that could be stored
28193 for alignment. Compare size_needed with epilogue_size_needed instead
28194 of desired_align - align, don't adjust size_needed, pass
28195 epilogue_size_needed to the epilogue expanders.
28198 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28200 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28202 * pa.c (last_address): Change to unsigned.
28203 (update_total_code_bytes): Change argument to unsigned. Don't
28204 check if insn addresses are set.
28205 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28206 addresses are not set.
28207 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28209 2009-01-09 Nick Clifton <nickc@redhat.com>
28211 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28212 DECL_DECLARED_INLINE_P.
28214 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28216 PR middle-end/38347
28217 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28218 GET_MODE (op0) in operand_subword_force calls.
28220 PR middle-end/38771
28221 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28222 fold_convert arg0 operands to TREE_TYPE (op0) first.
28224 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28226 * params.def (ira-max-conflict-table-size): Decrease default value
28229 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28231 PR tree-optimization/37031
28232 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28234 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28235 allocate it using gc instead of heap, use VEC_quick_push instead of
28237 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28238 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28239 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28240 allocated vector from heap allocated.
28241 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28242 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28243 vector only after perfect_loop_nest_depth call.
28245 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28246 Jan Sjodin <jan.sjodin@amd.com>
28248 PR tree-optimization/38559
28249 * graphite.c (debug_value, copy_constraint,
28250 swap_constraint_variables, scale_constraint_variable, ): New.
28251 (get_lower_bound, get_upper_bound): Removed.
28252 (graphite_trans_bb_strip_mine): Clean up this code that works
28253 only for constant number of iterations. Fully copy upper and
28254 lower bound constraints, not only the constant part of them.
28255 * graphite.h (debug_value): Declared.
28257 2009-01-08 Ira Rosen <irar@il.ibm.com>
28259 PR tree-optimization/37194
28260 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28261 Don't add the cost of cost model guard in prologue to scalar
28262 outside cost in case of known number of iterations.
28264 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28265 Alan Modra <amodra@bigpond.net.au>
28267 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28268 non-word-aligned REG+CONST addressing.
28270 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28273 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28274 free_after_compilation when outputting a thunk.
28275 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28276 Do not call free_after_compilation here.
28278 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28280 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28281 (ix86_valid_target_attribute_inner_p): Ditto.
28283 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28285 PR tree-optimization/38492
28286 PR tree-optimization/38498
28287 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28288 * tree-chrec.h (scev_is_linear_expression): Declared.
28289 * graphite.c (graphite_cannot_represent_loop_niter): New.
28290 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28291 (graphite_loop_normal_form): Use gcc_assert.
28292 (scan_tree_for_params): Use CASE_CONVERT.
28293 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28294 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28295 Use gcc_assert. Discard scops that contain unhandled cases.
28296 (build_scop_conditions): Return a boolean status for unhandled cases.
28297 (strip_mine_profitable_p): Print the loop number, not its depth.
28298 (is_interchange_valid): Pass the depth of the loop nest, don't
28299 recompute it wrongly.
28300 (graphite_trans_bb_block): Same.
28301 (graphite_trans_bb_block): Print tentative of loop blocking.
28302 (graphite_trans_scop_block): Do not print that the loop has been
28304 (graphite_transform_loops): Do not handle scops that contain condition
28307 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28309 AVX Programming Reference (December, 2008)
28310 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28311 (_mm256_stream_pd): Likewise.
28312 (_mm256_stream_ps): Likewise.
28314 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28315 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28316 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28317 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28318 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28319 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28320 (ix86_expand_special_args_builtin): Likewise.
28322 * config/i386/sse.md (AVXMODEDI): New.
28323 (avx_movnt<mode>): Likewise.
28324 (avx_movnt<mode>): Likewise.
28325 (<sse>_movnt<mode>): Remove AVX support.
28326 (sse2_movntv2di): Likewise.
28328 2009-01-07 Richard Guenther <rguenther@suse.de>
28330 PR middle-end/38751
28331 * fold-const.c (extract_muldiv): Remove obsolete comment.
28332 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28333 to PLUS_EXPR canonicalization for the canonicalization.
28335 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28337 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28338 hosted cross-compilers generating less efficient code.
28340 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28342 * function.h (rtl_data): Add a dbr_scheduled_p field.
28343 * reorg.c (dbr_schedule): Set it.
28344 (gate_handle_delay_slots): Check it.
28345 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28346 (mips_reorg): Check flag_delayed_branch instead of
28347 mips_base_delayed_branch.
28348 (mips_override_options): Don't set mips_base_delayed_branch
28349 or flag_delayed_branch.
28351 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28353 PR rtl-optimization/38426.
28354 * ira.c (ira): Set current_function_is_leaf earlier.
28356 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28358 PR rtl-optimization/38722
28359 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28360 too early, only set a flag and modify after last possible
28363 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28366 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28367 * real.c (decimal_single_format): Correct values of emin and emax.
28368 (decimal_double_format): Ditto.
28369 (decimal_quad_format): Ditto.
28370 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28371 computation of DECnn_MIN and DECnn_MAX for corrected values of
28372 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28373 __DECnn_MIN__, and adjust its computation for the corrected value
28376 2009-01-06 Jan Hubicka <jh@suse.cz>
28379 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28381 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28383 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28384 Add Robert Clark to the list of testers.
28386 2009-01-06 Jan Hubicka <jh@suse.cz>
28387 Kai Tietz <kai.tietz@onevision.com>
28389 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28390 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28392 2009-01-06 Jan Hubicka <jh@suse.cz>
28393 Kai Tietz <kai.tietz@onevision.com>
28395 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28397 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28398 (ix86_nsaved_regs): Count only general purpose regs.
28399 (ix86_nsaved_sseregs): New.
28400 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28401 to 16 for w64; compute padding and size of sse reg save area.
28402 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28403 general purpose regs.
28404 (ix86_emit_save_sse_regs_using_mov): New.
28405 (ix86_expand_prologue): Save SSE regs if needed.
28406 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28407 (ix86_emit_restore_sse_regs_using_mov): New.
28408 (ix86_expand_epilogue): Save SSE regs if needed.
28410 2009-01-06 Jan Hubicka <jh@suse.cz>
28411 Kai Tietz <kai.tietz@onevision.com>
28413 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28414 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28415 functions when accumulate outgoing args is off.
28417 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28420 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28421 before using pseudos_have_intersected_live_ranges_p.
28423 * ira-int.h (ira_assert): Always define.
28425 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28427 AVX Programming Reference (December, 2008)
28428 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28429 (_mm256_permute2_pd): Likewise.
28430 (_mm_permute2_ps): Likewise.
28431 (_mm256_permute2_ps): Likewise.
28432 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28433 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28435 * config/i386/i386.c (ix86_builtins): Remove
28436 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28437 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28438 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28439 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28440 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28441 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28442 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28443 __builtin_ia32_vpermil2ps256.
28444 (ix86_init_mmx_sse_builtins): Updated.
28445 (ix86_expand_args_builtin): Likewise.
28447 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28449 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28450 long absolute calls when generating PA 2.0 code.
28452 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28454 PR rtl-optimization/38583
28455 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28457 * params.def (ira-max-conflict-table-size): New.
28459 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28461 * ira.h (ira_conflicts_p): New external definition.
28463 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28464 table. Report this. Return result of building.
28465 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28466 building conflict table.
28468 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28469 (ira_color): Use ira_conflicts_p.
28471 * global.c: Include ira.h.
28472 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28475 * Makefile.in (global.o): Add ira.h.
28477 * ira-build.c (mark_all_loops_for_removal,
28478 propagate_some_info_from_allocno): New.
28479 (remove_unnecessary_allocnos): Call
28480 propagate_some_info_from_allocno.
28481 (remove_low_level_allocnos): New.
28482 (remove_unnecessary_regions): Add parameter. Call
28483 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28484 parameter to remove_unnecessary_regions.
28485 (ira_build): Remove all regions but root if the conflict table was
28486 not built. Update conflict hard regs for allocnos crossing calls.
28488 * ira.c (ira_conflicts_p): New global.
28489 (ira): Define and use ira_conflicts_p.
28491 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28492 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28493 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28495 2009-01-06 Ben Elliston <bje@au.ibm.com>
28497 * gengtype-lex.l (YY_NO_INPUT): Define.
28499 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28502 * c-common.c (handle_vector_size_attribute): Also reject
28503 BOOLEAN_TYPE types.
28505 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28507 PR tree-optimization/38492
28508 * graphite.c (rename_map_elt, debug_rename_elt,
28509 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28510 rename_map_elt_info, eq_rename_map_elts,
28511 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28512 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28513 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28514 (sese_build_livein_liveouts): New.
28515 (new_sese, free_sese): New.
28516 (new_scop): Call new_sese.
28517 (free_scop): Call free_sese.
28518 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28519 (register_old_new_names): Renamed register_old_and_new_names.
28520 (register_scop_liveout_renames, add_loop_exit_phis,
28521 insert_loop_close_phis, struct igp,
28522 default_liveout_before_guard, add_guard_exit_phis,
28523 insert_guard_phis, copy_renames): New.
28524 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28525 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28526 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28527 (scop_adjust_phis_for_liveouts): New.
28528 (gloog): Call scop_adjust_phis_for_liveouts.
28530 * graphite.h (struct sese): Documented. Added fields liveout,
28531 num_ver and livein.
28532 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28533 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28534 (struct scop): Added field liveout_renames.
28535 (SCOP_LIVEOUT_RENAMES): New.
28537 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28539 PR tree-optimization/38510
28540 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28541 (translate_clast): Call recompute_all_dominators before
28543 (gloog): Call recompute_all_dominators before graphite_verify.
28545 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28546 Jan Sjodin <jan.sjodin@amd.com>
28548 PR tree-optimization/38500
28549 * graphite.c (create_sese_edges): Call fix_loop_structure after
28552 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28554 * config.gcc: Add m32r*-*-rtems*.
28555 * config/m32r/rtems.h: New file.
28557 2009-01-05 Ben Elliston <bje@au.ibm.com>
28559 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28560 (.po.pox): Likewise.
28561 (po/gcc.pot): Likewise.
28563 2009-01-04 David S. Miller <davem@davemloft.net>
28565 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28566 (STARTING_FRAME_OFFSET): Always set to zero.
28568 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28570 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28571 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28572 fixed-point types, and vectors of the same.
28574 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28576 * config/mips/sync.md (*mb_barrier): Rename to...
28577 (*memory_barrier): ...this.
28579 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28581 * doc/extend.texi (Function Attributes): Move @cindex after @item
28582 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28583 and put in alphabetical order. Fix 'target' name and put in order.
28584 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28587 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28589 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28590 (memory_barrier): Expand as unspec instead of unspec_volatile.
28591 Remove mem:BLK from insn operands. Use Pmode scratch register.
28592 (*memory_barrier): Define as unspec instead of unspec_volatile.
28593 Use (match_dup 0) as input operand.
28595 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28596 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28597 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28598 scratch register. Remove operand 1.
28599 (*stbar): Define as unspec instead of unspec_volatile.
28600 Use (match_dup 0) as input operand, remove (const_int 8).
28601 (*membar): Define as unspec instead of unspec_volatile.
28602 Use (match_dup 0) as input operand, remove input operand 2.
28604 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28605 (memory_barrier): Expand as unspec instead of unspec_volatile.
28606 Remove mem:BLK from insn operands. Use Pmode scratch register.
28607 (*memory_barrier): Define as unspec instead of unspec_volatile.
28608 Use (match_dup 0) as input operand.
28610 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28611 Remove mem:BLK from insn operands. Use Pmode scratch register.
28612 Set volatile flag on operand 0.
28613 (*memory_barrier): New insn pattern.
28615 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28617 (*memory_barrier): Use (match_dup 0) as input operand.
28619 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28620 Remove mem:BLK from insn operands. Use Pmode scratch register.
28621 Set volatile flag on operand 0.
28622 (*mb_internal): New insn pattern.
28624 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28626 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28628 PR middle-end/38586
28629 * function.c (struct temp_slot): Move to the section of the file
28630 that deals with temp slots. Remove field 'address'.
28631 (temp_slot_address_table): New hash table of address -> temp slot.
28632 (struct temp_slot_address_entry): New struct, items for the table.
28633 (temp_slot_address_compute_hash, temp_slot_address_hash,
28634 temp_slot_address_eq, insert_temp_slot_address): Support functions
28636 (find_temp_slot_from_address): Rewrite to use the new hash table.
28637 (remove_unused_temp_slot_addresses): Remove addresses of temp
28638 slots that have been made available.
28639 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28640 worker function for remove_unused_temp_slot_addresses.
28641 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28642 Add the temp slot address to the address -> temp slot map.
28643 (update_temp_slot_address): Update via insert_temp_slot_address.
28644 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28645 (pop_temp_slots): Likewise.
28646 (init_temp_slots): Allocate the address -> temp slot map, or empty
28647 the map if it is already allocated.
28648 (prepare_function_start): Initialize temp slot processing.
28650 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28652 PR middle-end/38584
28653 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28654 Calculate the size of all stack vars assuming no packing of stack
28655 vars will happen, replacing a quadratic algorithm with a linear one.
28657 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28660 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28663 2009-01-03 Diego Novillo <dnovillo@google.com>
28665 * doc/contrib.texi: Update contributions.
28667 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28670 * builtins.c (fold_builtin_memory_op): Give up if either operand
28671 is volatile. Set srctype or desttype to non-qualified version
28675 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28676 and FUNCTION_DECLs.
28678 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28680 PR rtl-optimization/35805
28681 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28682 problem if fast dce is able to remove any instructions.
28683 * dce.c (dce_process_block): Fix dump message.
28685 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28688 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28690 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28692 PR middle-end/38690
28693 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28694 * tree-pretty-print.c (op_code_prio): New function.
28695 (op_prio): No longer static. Use op_code_prio.
28696 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28697 Use op_prio and op_code_prio to determine if () should be
28698 printed around operand(s) or not.
28700 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28701 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28702 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28703 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28704 pp_character instead of pp_string for single letter printing.
28706 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28708 * doc/extend.texi: Fix '#pragma GCC option' typo.
28710 2009-01-02 Richard Guenther <rguenther@suse.de>
28712 * doc/install.texi (--enable-checking): Mention different
28713 default for stage1.
28714 (--enable-stage1-checking): Document.
28716 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28718 PR middle-end/30142
28719 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28720 case to be an error.
28722 2009-01-02 Ben Elliston <bje@au.ibm.com>
28724 * config/fp-bit.h (pack_d): Constify argument.
28725 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28726 (isnan): Constify argument.
28728 (iszero): Likewise.
28729 (pack_d): Likewise.
28730 (_fpadd_parts): Constify return type.
28731 (_fpmul_parts): Likewise.
28732 (_fpdiv_parts): Likewise.
28734 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28737 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28738 warn about overwriting initializer with side-effects or
28739 -Woverride-init if !IMPLICIT.
28740 (output_init_element): Likewise. Pass IMPLICIT down to
28742 (process_init_element): Add IMPLICIT argument. Pass it down
28743 to output_init_element.
28744 (push_init_element, pop_init_level, set_designator): Adjust
28745 process_init_element callers.
28746 (set_nonincremental_init, set_nonincremental_init_from_string):
28747 Adjust add_pending_init callers.
28748 (output_pending_init_elements): Adjust output_init_element callers.
28749 * c-tree.h (process_init_element): Adjust prototype.
28750 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
28751 process_init_element callers.
28754 Copyright (C) 2009 Free Software Foundation, Inc.
28756 Copying and distribution of this file, with or without modification,
28757 are permitted in any medium without royalty provided the copyright
28758 notice and this notice are preserved.