1 2009-10-13 Richard Guenther <rguenther@suse.de>
4 * opts.c (handle_option): Split out code to handle setting
5 the options flag var ...
6 (set_option): ... here.
7 * opts.h (set_option): Declare.
8 * lto-opts.c (register_user_option_p): Include -fexceptions
9 and all position independent code variants.
10 (handle_common_option): Remove.
11 (lto_reissue_options): Use set_option.
13 2009-10-13 Martin Jambor <mjambor@suse.cz>
15 PR tree-optimization/41661
16 * ipa-prop.c (compute_complex_pass_through): Allow only operations
17 that are tcc_comparisons or do not change the type in any
19 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
20 folding tcc_comparison operations.
22 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
24 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
27 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
33 * tree.def (DEBUG_EXPR_DECL): New.
34 * rtl.def (DEBUG_EXPR): New.
35 * gengtype.c (adjust_field_rtx_def): Handle it.
36 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
37 (insert_debug_temp_for_var_def): ... this. Drop support for
38 moving. Take iterator for def stmt; insert debug stmt before it.
39 Scan early for use count and kind in debug stmts.
40 (propagate_defs_into_debug_stmts): Rename to...
41 (insert_debug_temps_for_defs): ... this. Likewise.
42 * tree.h (DEBUG_TEMP_UID): New.
43 * tree.c (next_debug_decl_uid): New.
44 (make_node_stat): Count debug decls separately.
45 (copy_node_stat): Likewise.
46 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
47 * var-tracking.c (dv_is_decl_p): Recognize it.
48 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
49 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
50 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
51 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
52 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
53 (cselib_hash_rtx): Likewise.
54 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
55 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
57 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
58 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
59 * rtl.c (copy_rtx): Likewise.
60 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
61 * print-rtl.c (print_rtx): Likewise.
62 * sched-vis.c (print_value): Likewise.
63 (print_insn): Handle DEBUG_EXPR_DECL.
64 * tree-dump.c (dequeue_and_dump): Likewise.
65 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
66 * gimple-iterator (gsi_replace): Check for same lhs.
67 (gsi_remove): Insert debug temps.
68 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
69 (move_computations_stmt): Drop explicit propagation into debug stmts.
70 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
71 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
72 * tree-ssa-sink.c (statement_sink_location): Likewise.
73 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
74 * tree-ssanames.c (release_ssa_name): Adjust for rename.
75 * tree-flow.h: Likewise.
76 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
77 debug temps without values.
78 (eliminate_unnecessary_stmts): Don't discard just-inserted
81 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
84 * config/cris/cris.md (andu): Check that operand 1 is one of the
85 general registers. Fix typo in head comment.
87 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
89 * config/i386/i386.md (vswapmov): New.
90 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
91 (ix86_function_ms_hook_prologue): New.
92 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
93 * configure.ac: Test for swap suffix support in as.
96 2009-10-12 Jakub Jelinek <jakub@redhat.com>
99 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
100 paradoxical subregs to prevent partial register stalls if the inner
101 mode is integer mode.
103 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
105 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
107 2009-10-12 Dodji Seketeli <dodji@redhat.com>
110 * gcc/dwarf2out.c (template_parameter_pack_die,
111 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
113 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
116 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
118 (maybe_register_def): Likewise. Take stmt iterator.
119 (rewrite_update_stmt): Take stmt iterator and pass it on.
120 (rewrite_update_enter_block): Pass stmt iterator.
122 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
124 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
125 (spu_builtin_decl): New function.
127 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
129 * config/i386/i386.md (SWIM): New mode iterator.
130 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
131 using SWIM mode iterator.
132 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
133 patterns using SWI48 mode iterator.
134 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
135 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
136 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
137 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
138 patterns using SWI248 mode iterator.
139 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
140 gen_x86_movdicc_0_m1_rex64 for renamed function
142 2009-10-11 Jose Ruiz <ruiz@adacore.com>
143 Eric Botcazou <ebotcazou@adacore.com>
146 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
147 * config/sparc/sol2-unwind.h: New file.
149 2009-10-11 Olivier Hainque <hainque@adacore.com>
150 Eric Botcazou <ebotcazou@adacore.com>
153 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
154 * config/i386/sol2-unwind.h: New file.
156 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
159 * config/i386/i386.md (addsi_1_zext): Get the proper second
162 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
164 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
165 all OLD_RTXes, not just REGs. Use copy_rtx to create the
168 2009-10-11 Richard Guenther <rguenther@suse.de>
170 * gimple.c (iterative_hash_type_name): Do not handle special
173 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
175 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
176 (*setcc_si_1_and): Ditto.
177 (*setcc_si_1_movzbl): Ditto.
178 (*setcc_<mode>_2): Ditto.
179 (*setcc_qi): Rename from *setcc_1.
180 (*setcc_qi_slp): Rename from *setcc_2.
182 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
183 (*zero_extendqisi2_movzbw_and splitter): Ditto.
185 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
186 "if" condition, there is already assert with reload_completed present.
188 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
190 * plugin.c (try_init_one_plugin): Improve constness of variable err.
192 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
194 * doc/install.texi (Final install): Refer to
195 http://gcc.gnu.org/bugs/ for bug reporting.
197 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
199 * configure.ac: Add test for dci instruction.
200 * configure: Regenerate.
201 * config.in: Likewise.
202 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
203 * doc/invoke.texi: Add cpu_type 476 and 476fp.
204 (-mmulhw): Add 476 to description.
206 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
207 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
208 (processor_target_table): Add 476 and 476fp entries.
209 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
210 (rs6000_issue_rate): Add CPU_PPC476.
211 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
212 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
213 (processor_type): Add PROCESSOR_PPC476.
214 (EXTRA_SPECS): Add asm_cpu_476 string.
215 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
216 (define_attr "cpu"): Add ppc476.
218 Update comments for 476.
219 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
220 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
221 Update copyright year.
222 * config/rs6000/476.md: New file.
223 * config/rs6000/40x.md: Add description for "isel" attribute.
224 Update copyright year.
225 * config/rs6000/440.md: Likewise.
226 * config/rs6000/603.md: Likewise.
227 * config/rs6000/6xx.md: Likewise.
228 * config/rs6000/7450.md: Likewise.
229 * config/rs6000/7xx.md: Likewise.
230 * config/rs6000/8540.md: Likewise.
231 * config/rs6000/cell.md: Likewise.
232 * config/rs6000/e300c2c3.md: Likewise.
233 * config/rs6000/e500mc.md: Likewise.
234 * config/rs6000/mpc.md: Likewise.
235 * config/rs6000/power4.md: Likewise.
236 * config/rs6000/power5.md: Likewise.
237 * config/rs6000/power6.md: Likewise.
238 * config/rs6000/power7.md: Likewise.
239 * config/rs6000/rios1.md: Likewise.
240 * config/rs6000/rios2.md: Likewise.
241 * config/rs6000/rs64.md: Likewise.
243 2009-10-10 Richard Guenther <rguenther@suse.de>
245 PR tree-optimization/41654
246 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
247 a cond expr before calling gimple_cond_set_condition_from_tree.
248 (ifcombine_iforif): Likewise.
250 2009-10-09 Ian Lance Taylor <iant@google.com>
252 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
253 * configure: Rebuild.
255 2009-10-09 Neil Vachharajani <nvachhar@google.com>
257 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
260 2009-10-09 Richard Guenther <rguenther@suse.de>
263 * target-def.h (TARGET_BUILTIN_DECL): Define.
264 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
265 * target.h (struct gcc_target): Add builtin_decl target hook.
266 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
267 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
269 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
271 (lto_output_builtin_tree): Sorry if the target does not support
272 streaming target builtins.
273 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
274 (rs6000_builtin_decl): New function.
275 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
276 (ix86_builtin_decl): New function.
278 2009-10-09 Jakub Jelinek <jakub@redhat.com>
280 PR preprocessor/41445
281 * c-ppoutput.c (do_line_change): New function.
282 (cb_line_change): Use it.
283 (scan_translation_unit): Call do_line_change if
284 avoid_paste or PREV_WHITE and token location is on a different line
288 * dwarf2out.c (dwarf2out_init): Test whether
289 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
292 PR rtl-optimization/41646
293 * calls.c (expand_call): For BLKmode types returned in registers
294 avoid likely spilled hard regs in copy_blkmode_from_reg generated
297 2009-10-09 Richard Guenther <rguenther@suse.de>
299 PR tree-optimization/41634
300 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
301 we remove the correct elements.
302 (optimize_stmt): Make sure to update stmt operands before
303 optimizing redundancies.
305 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
307 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
309 2009-10-09 Richard Guenther <rguenther@suse.de>
312 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
314 (lto_wrapper_exit): New function.
316 (fatal_perror): Likewise.
317 (fork_execute): Use global args_name, do not free it.
318 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
319 * lto-streamer.h: Remove duplicate prototypes.
321 2009-10-09 Richard Guenther <rguenther@suse.de>
323 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
324 before calling stmt_can_throw_external.
326 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
328 PR tree-optimization/40071
329 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
330 pointer if the original data reference doesn't conflict with the
331 created vector data reference. Fix long line.
333 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
335 * config/i386/i386.md (any_div): New code iterator.
336 (u): Handle div and udiv.
338 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
340 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
341 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
342 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
343 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
345 2009-10-08 Joseph Myers <joseph@codesourcery.com>
347 * gcc.c (main): Remove trailing "." from diagnostics.
349 2009-10-08 Cary Coutant <ccoutant@google.com>
351 Add support for debugging with ICF (Identical Code Folding).
352 * calls.c (debug.h): New #include.
353 (emit_call_1): Call virtual_call_token debug hook.
354 * common.opt (-fenable-icf-debug): New option.
355 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
356 locations in the source).
357 (poc_label_num): New variable.
358 (dcall_entry, vcall_entry): New typedefs.
359 (dcall_table, vcall_table): New variables.
360 (struct vcall_insn): New type.
361 (vcall_insn_table): New variable.
362 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
363 (size_of_dcall_table): New function.
364 (output_dcall_table): New function.
365 (size_of_vcall_table): New function.
366 (output_vcall_table): New function.
367 (dwarf2out_direct_call): New function.
368 (vcall_insn_table_hash): New function.
369 (vcall_insn_table_eq): New function.
370 (dwarf2out_virtual_call_token): New function.
371 (dwarf2out_virtual_call): New function.
372 (dwarf2out_init): Allocate new tables and sections.
373 (prune_unused_types): Mark DIEs referenced from direct call table.
374 (dwarf2out_finish): Output direct and virtual call tables.
375 * final.c (final_scan_insn): Call direct_call and virtual_call
377 * debug.h (struct gcc_debug_hooks): Add direct_call,
378 virtual_call_token, virtual_call hooks.
379 (debug_nothing_uid): New function.
380 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
381 (debug_nothing_uid): New function.
382 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
383 (xcoff_debug_hooks): Likewise.
384 * sdbout.c (sdb_debug_hooks): Likewise.
385 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
386 * doc/invoke.texi (-fenable-icf-debug): New option.
388 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
391 * regmove.c (regmove_backward_pass): Replace src with dst in the
392 debug insn, and check for dst before rather than after.
394 2009-10-08 Janis Johnson <janis187@us.ibm.com>
396 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
397 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
399 2009-10-08 Jan Hubicka <jh@suse.cz>
402 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
403 do not mark cgraph nodes as needed.
404 (record_references_in_initializer): Add new only_vars parameter.
405 * cgraph.h (record_references_in_initializer): New parameter.
406 * varasm.c (assemble_variable): Update call.
407 * varpool.c (varpool_analyze_pending_decls): Always look for
410 2009-10-08 Anatoly Sokolov <aesok@post.ru>
412 * config/avr/avr.c (last_insn_address) Remove variable.
413 (expand_prologue): Don't initialise last_insn_address variable.
414 (final_prescan_insn): Don't output insn size.
415 * config/avr/avr.opt (msize): Remove switch.
416 * doc/invoke.texi (AVR Options): Remove documentation of -msize
419 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
421 * combine.c (label_tick_ebb_start): Fix comment.
422 (combine_instructions): Set label_tick and label_tick_ebb_start before
423 calling setup_incoming_promotions. Start them from 1. Increment
424 label_tick instead of deriving it from the BB index. Rather than
425 comparing ticks use the block from the previous iteration to decide
426 whether to start a new EBB. Remove empty lines before function.
428 2009-10-08 Michael Matz <matz@suse.de>
431 * builtins.c (fold_builtin_isascii): Use fold_build2.
432 (fold_builtin_isdigit): Ditto.
433 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
434 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
435 remove_useless_stmts_cond, remove_useless_stmts_tf,
436 remove_useless_stmts_tc, remove_useless_stmts_bind,
437 remove_useless_stmts_goto, remove_useless_stmts_label,
438 remove_useless_stmts_1, remove_useless_stmts,
439 pass_remove_useless_stmts): Remove.
440 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
441 * passes.c (init_optimization_passes): Don't add
442 pass_remove_useless_stmts.
443 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
444 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
446 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
447 for static constants.
448 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
449 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
451 2009-10-08 Richard Guenther <rguenther@suse.de>
453 * gimple.c (free_gimple_type_tables): New function.
454 * gimple.h (free_gimple_type_tables): Declare.
456 2009-10-07 Mark Heffernan <meheff@google.com>
458 * ipa-prop.c (ipa_print_node_params) Only print
459 names of named arguments.
461 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
463 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
464 being statically linked.
466 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
468 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
470 2009-10-08 Jan Hubicka <jh@suse.cz>
473 * ipa.c (cgraph_externally_visible_p,
474 function_and_variable_visibility,
475 whole_program_function_and_variable_visibility): Skip non-finalized
478 2009-10-08 Nick Clifton <nickc@redhat.com>
480 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
483 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
486 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
488 2009-10-07 Joseph Myers <joseph@codesourcery.com>
491 * c-common.c (c_fully_fold_internal): Strip nops from the result
492 of recursive calls to c_fully_fold_internal.
493 (c_wrap_maybe_const): New.
494 (c_save_expr): Use c_wrap_maybe_const.
495 * c-common.h (c_wrap_maybe_const): Declare.
496 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
497 build_binary_op): Use c_wrap_maybe_const.
499 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
501 * real.c: Fix comment to reflect actual exponent size.
503 2009-10-08 Ben Elliston <bje@au.ibm.com>
505 * config/rs6000/a2.md: Add FSF comment header.
507 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
509 * config/i386/i386.md (any_extend): New code iterator.
510 (u, s): New code attributes.
512 (DWIH): Rewrite as code iterator for SI and DI modes.
513 (DWI): Rewrite as mode attribute.
514 (dwi): New mode attribute.
515 (di): Depend on SI mode and DI mode.
516 (doubleint_general_operand): Remove mode attribute.
518 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
521 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
522 (*sub<mode>3_doubleword): Ditto.
524 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
525 using SWIM248 mode iterator.
526 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
527 using SWI48 mode iterator.
528 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
529 patterns using DWIH mode iterator and any_extend code iterator.
530 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
531 using any_extend code iterator.
532 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
533 patterns using DWIH mode iterator and any_extend code iterator.
534 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
535 using any_extend code iterator.
536 (<s>mul<mode>3_highpart): Macroize expander from
537 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
538 and any_extend code iterator.
539 (*<s>muldi3_highpart_1): Macroize insn from
540 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
541 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
542 patterns using any_extend code iterator.
543 (*<s>mulsi3_highpart_zext): Macroize insn from
544 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
546 2009-10-07 Jakub Jelinek <jakub@redhat.com>
548 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
549 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
550 refering to a DIE with DW_AT_const_value.
552 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
555 * ira-lives.c (check_and_make_def_conflict): Process all operands.
557 2009-10-06 Jan Hubicka <jh@suse.cz>
559 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
562 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
564 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
565 *lea_2_rex64): Move before *add<mode>_1 pattern.
567 2009-10-07 Jan Hubicka <jh@suse.cz>
569 * collect2.c (main): Add -fno-whole-program.
570 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
572 2009-10-07 Jan Hubicka <jh@suse.cz>
574 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
575 has no address taken.
576 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
578 (cgraph_clone_node): Clear externally_visible flag for clones.
579 * cgraph.h (cgraph_only_called_directly_p,
580 cgraph_can_remove_if_no_direct_calls_p): New predicates.
581 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
582 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
583 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
584 ipcp_insert_stage): Likwise.
585 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
586 externally_visible flag.
587 (verify_cgraph_node): Verify that inline clones look right.
588 (process_function_and_variable_attributes): Do not set
589 externally_visible flags.
590 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
592 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
594 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
595 clear externally_visible when turning into inline clones
596 (cgraph_mark_inline_edge): Use new predicates.
597 (cgraph_estimate_growth): Likewise.
598 (cgraph_decide_inlining): Likewise.
599 * ipa.c (cgraph_postorder): Likewise.
600 (cgraph_remove_unreachable_nodes): Likewise; sanity check
601 that inline clones are not needed.
602 (cgraph_externally_visible_p): New predicate.
603 (function_and_variable_visibility): Add whole_program parameter;
604 always set externally_visible flag; handle COMDAT function
606 (local_function_and_variable_visibility): New function.
607 (gate_whole_program_function_and_variable_visibility): New function.
608 (whole_program_function_and_variable_visibility): New function.
609 (pass_ipa_whole_program_visibility): New function.
610 * passes.c (init_optimization_passes): Add whole program visibility
612 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
613 not care about needed/reachable flags.
614 * varpool.c: Include flags.h
615 (decide_is_variable_needed): When doing LTO assume whole-program mode.
616 (varpool_finalize_decl): When we are in LTO read-back, all variables
618 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
620 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
622 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
625 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
627 * config.gcc: Don't include the makefile fragments intended for
629 * config/s390/fixdfdi.h: File removed.
630 * config/s390/libgcc-glibc.ver: File removed.
631 * config/s390/s390.h: Remove the fixdfdi.h hack.
632 * config/s390/t-crtstuff: File moved to libgcc dir.
633 * config/s390/t-linux: Likewise.
634 * config/s390/t-tpf: libgcc specific parts removed.
635 * config/s390/t-linux64: Likewise.
637 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
639 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
640 (lto-compress.o): Likewise.
642 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
645 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
646 dllexport to class members here.
647 (i386_pe_determine_dllimport_p): Only check static class data for
649 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
650 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
651 functions for vague linkage.
652 (i386_pe_type_dllexport_p): Fix formatting.
653 (maybe_add_dllexport) New function.
654 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
657 2009-10-07 Ben Elliston <bje@au.ibm.com>
659 * config/rs6000/a2.md: Remove duplicated lines.
661 2009-10-07 Ben Elliston <bje@au.ibm.com>
663 * config.gcc (powerpc*-*-*): Handle a2.
664 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
665 * config/rs6000/a2.md: New file.
666 * config/rs6000/rs6000.opt (mno-update): New.
667 (mupdate): Return to using a mask, not a var.
668 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
669 (enum processor_type): Add PROCESSOR_PPCA2.
670 * config/rs6000/rs6000.c (ppca2_cost): New costs.
671 (rs6000_override_options): Add "a2" to processor_target_table.
672 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
673 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
675 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
677 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
678 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
679 reference to nonexistent gen_truncxfxf2 function.
681 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
683 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
684 (DWIH, g, di, doubleint_general_operand): New mode attributes.
685 (general_operand): Handle TI mode.
686 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
687 using SDWIM mode iterator.
688 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
689 pattern from *add{di,ti}3_1 patterns and corresponding splitters
690 using DWI mode iterator.
691 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
692 patterns using SWI mode iterator.
693 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
694 using SWI48 mode iterator.
695 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
696 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
697 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
698 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
699 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
700 using SDWIM mode iterator.
701 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
702 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
703 using DWI mode iterator.
704 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
705 patterns using SWI mode iterator.
706 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
707 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
708 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
709 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
710 patterns using plusminus code iterator.
711 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
712 sub<mode>3 patterns using plusminus code iterator.
713 * config/i386/i386.c (override_options): Update the call to
714 gen_subdi_carry_rex64 for renamed function.
715 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
716 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
717 calls to instruction expanders.
719 2009-10-06 Martin Jambor <mjambor@suse.cz>
722 * opts.c (decode_options): Run IPA-SRA at -O2.
724 2009-10-06 Richard Guenther <rguenther@suse.de>
726 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
728 2009-10-06 Tobias Burnus <burnus@net-b.de>
731 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
732 -flto and -fwhole-program flags can be combined.
734 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
737 * gcc.c (process_command): Check that -o argument was specified.
739 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
741 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
743 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
745 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
746 * doc/invoke.texi (Warning Options): Annotate allowed languages
747 for -Wunsuffixed-float-constants.
749 2009-10-05 Jakub Jelinek <jakub@redhat.com>
751 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
752 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
753 same name and isn't the main variant.
756 * dwarf2out.c (loc_by_reference): Removed.
757 (dw_loc_list_1): New function.
758 (dw_loc_list): Remove toplev argument, add want_address argument.
759 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
760 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
761 want_address == 2 to dw_loc_list. For successful dw_loc_list
762 set have_address to 1 only if want_address is not 0.
764 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
766 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
767 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
768 a code block followed by two pointers.
769 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
770 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
771 (MIPS_MOVE): Likewise.
772 (MIPS_LUI): Likewise.
774 (MIPS_BAL): Likewise.
775 (MIPS_NOP): Likewise.
776 (mips_asm_trampoline_template): Delete.
777 (mips_trampoline_code_size): New function.
778 (mips_trampoline_init): Add shorter sequences for all cases
779 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
780 Calculate the opcodes directly, rather than copying from a template.
781 Only flush the code part of the trampoline.
782 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
784 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
786 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
787 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
788 (INCOMING_RETURN_ADDR_RTX): Likewise.
789 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
791 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
792 with RETURN_ADDR_REGNUM.
793 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
794 * config/mips/mips.c (mips16_build_call_stub): Replace
795 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
796 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
797 (mips_print_operand_punctuation): Likewise.
798 (mips_frame_set): Likewise.
799 (mips16e_output_save_restore): Likewise.
800 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
801 (mips_save_reg_p): Likewise.
802 (mips_return_addr): Likewise.
803 (mips_set_return_address): Likewise.
804 (mips_direct_save_slot_move_p): Likewise.
805 (mips_output_function_prologue): Likewise.
806 (mips_restore_reg): Likewise.
807 (mips_expand_epilogue): Likewise.
808 (mips_epilogue_uses): Likewise.
809 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
810 (*mov<mode>_ra): Use it instead of a hard-coded 31.
811 (clear_hazard_<mode>): Likewise.
812 (call_internal): Likewise.
813 (call_internal_direct): Likewise.
814 (call_direct_split): Likewise.
815 (call_value_internal): Likewise.
816 (call_value_split): Likewise.
817 (call_value_internal_direct): Likewise.
818 (call_value_direct_split): Likewise.
819 (call_value_multiple_internal): Likewise.
820 (call_value_multiple_split): Likewise.
822 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
823 Jakub Jelinek <jakub@redhat.com>
825 PR rtl-optimization/41511
826 * combine.c (record_value_for_reg): Pass explicit values as argument
827 to get_last_value_validate.
828 (get_last_value_validate): Document INSN parameter.
829 For non-readonly MEMs, assume they might have been modified if INSN
830 was in another basic block.
831 (get_last_value): Minor reformatting.
833 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
836 * final.c (asm_str_count): Split out from asm_insn_count.
837 * rtl.h (asm_str_count): New prototype.
838 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
841 2009-10-05 Sriraman Tallam <tmsriram@google.com>
843 * doc/plugins.texi: Change plugin_pass to register_pass_info.
845 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
846 Rafael Espindola <espindola@google.com>
848 * gengtype.c (write_types): Moved call to write_func_for_structure
851 2009-10-05 Richard Guenther <rguenther@suse.de>
854 * lto-cgraph.c (output_cgraph): Output toplevel asms.
855 (input_cgraph_1): Input toplevel asms.
857 2009-10-05 Richard Guenther <rguenther@suse.de>
860 * lto-symtab.c (lto_compatible_attributes_p): Remove.
861 (external_aggregate_decl_p): Likewise.
862 (lto_symtab_compatible): Re-structure. Remove dead code.
863 For variables ignore toplevel qualifiers when comparing types.
864 Issue warnings, not errors for mismatched user-alignment.
866 2009-10-05 Richard Guenther <rguenther@suse.de>
870 * lto-symtab.c (struct lto_symtab_base_def): Remove.
871 (struct lto_symtab_identifier_def): Likewise.
872 (struct lto_symtab_decl_def): Likewise.
873 (struct lto_symtab_entry_def): New.
874 (lto_symtab_identifier_t): Rename to ...
875 (lto_symtab_entry_t): ... this.
876 (lto_symtab_decls): Remove.
877 (lto_symtab_base_hash): Rename to ...
878 (lto_symtab_entry_hash): ... this.
879 (lto_symtab_base_eq): Rename to ...
880 (lto_symtab_entry_eq): ... this.
881 (lto_symtab_base_marked_p): Rename to ...
882 (lto_symtab_entry_marked_p): ... this.
883 (lto_symtab_identifier_marked_p): Remove.
884 (lto_symtab_decl_marked_p): Likewise.
885 (lto_symtab_maybe_init_hash_tables): Rename to ...
886 (lto_symtab_maybe_init_hash_table): ... this.
887 (lto_symtab_set_resolution_and_file_data): Remove.
888 (lto_symtab_register_decl): New function.
889 (lto_symtab_get_identifier): Remove.
890 (lto_symtab_get): New function.
891 (lto_symtab_get_resolution): Adjust.
892 (lto_symtab_get_identifier_decl): Remove.
893 (lto_symtab_set_identifier_decl): Likewise.
894 (lto_symtab_merge_decl): Rename to ...
895 (lto_symtab_merge): ... this. Rewrite.
896 (lto_symtab_merge_var): Remove.
897 (lto_symtab_merge_fn): Likewise.
898 (lto_symtab_prevailing_decl): Adjust.
899 (lto_cgraph_replace_node): New function.
900 (lto_symtab_merge_decls_2): Likewise.
901 (lto_symtab_merge_decls_1): Likewise.
902 (lto_symtab_fixup_var_decls): Likewise.
903 (lto_symtab_resolve_symbols): Likewise.
904 (lto_symtab_merge_decls): Likewise.
905 (lto_symtab_prevailing_decl): Adjust.
906 (lto_symtab_get_symtab_def): Remove.
907 (lto_symtab_get_file_data): Likewise.
908 (lto_symtab_clear_resolution): Adjust.
909 (lto_symtab_clear_resolution): Likewise.
910 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
911 (input_cgraph_1): Likewise.
912 * lto-streamer-in.c (get_resolution): Do not provide fake
913 symbol resolutions here.
914 (deferred_global_decls): Remove.
915 (lto_register_deferred_decls_in_symtab): Likewise.
916 (lto_register_var_decl_in_symtab): Change signature, register
917 variable via lto_symtab_register_decl.
918 (lto_register_function_decl_in_symtab): Likewise.
919 (lto_read_tree): Adjust.
920 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
921 (lto_symtab_merge_var): Likewise.
922 (lto_symtab_merge_fn): Likewise.
923 (lto_symtab_register_decl): Declare.
924 (lto_symtab_merge_decls): Likewise.
926 2009-10-05 Richard Guenther <rguenther@suse.de>
928 PR tree-optimization/23821
929 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
930 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
931 simple IV increments.
933 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
935 * config/arm/arm.c (arm_override_options): Really initialize
936 flag_dwarf2_cfi_asm to 0.
938 2009-10-05 Doug Kwan <dougkwan@google.com>
940 PR rtl-optimization/41574
941 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
942 floating point and we are not doing unsafe math optimizations.
944 2009-10-03 Simon Baldwin <simonb@google.com>
945 Cary Coutant <ccoutant@google.com>
946 Rafael Espindola <espindola@google.com>
947 Richard Guenther <rguenther@suse.de>
948 Jan Hubicka <jh@suse.cz>
949 Doug Kwan <dougkwan@google.com>
950 H.J. Lu <hongjiu.lu@intel.com>
951 Bill Maddox <maddox@google.com>
952 Ryan Mansfield <rmansfield@qnx.com>
953 Diego Novillo <dnovillo@google.com>
954 Ollie Wild <aaw@google.com>
955 Kenneth Zadeck <zadeck@naturalbridge.com>
957 * lto-cgraph.c: New file.
958 * lto-compress.c: New file.
959 * lto-compress.h: New file.
960 * lto-opts.c: New file.
961 * lto-section-in.c: New file.
962 * lto-section-out.c: New file.
963 * lto-streamer-in.c: New file.
964 * lto-streamer-out.c: New file.
965 * lto-streamer.c: New file.
966 * lto-streamer.h: New file.
967 * lto-symtab.c: New file.
968 * lto-wpa-fixup.c: New file.
969 * lto-wrapper.c: New file.
971 2009-10-03 Simon Baldwin <baldwin@google.com>
972 Ben Elliston <bje@au.ibm.com>
973 Rafael Espindola <espindola@google.com>
974 Nathan Froyd <froydnj@codesourcery.com>
975 Jan Hubicka <jh@suse.cz>
976 Doug Kwan <dougkwan@google.com>
977 Diego Novillo <dnovillo@google.com>
978 Kenneth Zadeck <zadeck@naturalbridge.com>
980 * Makefile.in (enable_lto): New.
981 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
982 (LINKER_PLUGIN_API_H): Define.
983 (LTO_SYMTAB_H): Define.
984 (LTO_STREAMER_H): Define.
985 (TREE_VECTORIZER_H): Define.
986 (INCLUDES): Add LIBELFINC.
987 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
988 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
989 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
990 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
991 (native): Add lto-wrapper$(exeext)
992 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
993 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
994 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
995 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
996 (varasm.o): Add dependency on tree-iterator.h.
997 (cgraph.o): Add dependency on cif-code.def.
998 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
999 (ipa-pure-const.o): Likewise.
1000 (GTFILES): Add lto-symtab.c.
1001 (install-lto-wrapper): New.
1002 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
1003 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
1004 * config.in: Regenerate.
1006 2009-10-03 Rafael Espindola <espindola@google.com>
1007 Diego Novillo <dnovillo@google.com>
1009 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
1010 ipa_write_summaries.
1011 Call execute_ipa_summary_passes for all_regular_ipa_passes and
1013 (cgraph_optimize): Make extern.
1015 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
1016 Kenneth Zadeck <zadeck@naturalbridge.com>
1018 * toplev.c (in_lto_p): Declare.
1019 * collect2.c (scan_prog_file): Read all the output when reading
1020 information for LTO.
1021 (enum lto_mode_d): Declare.
1023 2009-10-03 Richard Guenther <rguenther@suse.de>
1024 Diego Novillo <dnovillo@google.com>
1026 * gimple.c: Include target.h and alias.h.
1027 (gimple_types): Declare.
1028 (type_hash_cache): Declare.
1029 (gimple_alloc_stat): Make extern.
1030 (gimple_build_eh_must_not_throw): Call
1031 gimple_eh_must_not_throw_set_fndecl.
1032 (struct type_pair_d): Declare.
1033 (type_pair_t): Declare.
1034 (type_pair_hash): New.
1035 (type_pair_eq): New.
1036 (lookup_type_pair): New.
1037 (gimple_force_type_merge): New.
1038 (compare_type_names_p): New.
1039 (compare_field_offset): New.
1040 (gimple_types_compatible_p): New.
1041 (struct sccs): Declare.
1042 (next_dfs_num): Declare.
1043 (iterative_hash_gimple_type): New.
1045 (iterative_hash_type_name): New.
1046 (iterative_hash_gimple_type): New.
1047 (gimple_type_hash): New.
1048 (gimple_type_eq): New.
1049 (gimple_register_type): New.
1050 (print_gimple_types_stats): New.
1051 (gimple_signed_or_unsigned_type): New.
1052 (gimple_unsigned_type): New.
1053 (gimple_signed_type): New.
1054 (gimple_get_alias_set): New.
1055 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1056 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1057 (gimple_force_type_merge): Declare.
1058 (gimple_types_compatible_p): Declare.
1059 (gimple_register_type): Declare.
1060 (print_gimple_types_stats): Declare.
1061 (gimple_unsigned_type): Declare.
1062 (gimple_signed_type): Declare.
1063 (gimple_get_alias_set): Declare.
1064 (gimple_eh_must_not_throw_set_fndecl): New.
1066 2009-10-03 Jan Hubicka <jh@suse.cz>
1067 Kenneth Zadeck <zadeck@naturalbridge.com>
1069 * ipa-pure-const.c: Include lto-streamer.h.
1070 (register_hooks): Factor out of ...
1071 (generate_summary): ... here.
1072 (pure_const_write_summary): New.
1073 (pure_const_read_summary): New.
1074 (pass_ipa_pure_const): Add pure_const_write_summary and
1075 pure_const_read_summary.
1076 * ipa-reference.c: Include lto-streamer.h.
1077 (add_new_function): New.
1078 (remove_node_data): New.
1079 (duplicate_node_data): New.
1080 (ipa_init): Guard against multiple calls.
1081 Move hook setup from analyze_function.
1082 (write_node_summary_p): New.
1083 (ipa_reference_write_summary): New.
1084 (ipa_reference_read_summary): New.
1085 (pass_ipa_reference): Add ipa_reference_write_summary and
1086 ipa_reference_read_summary.
1087 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1088 (struct cgraph_edge): Add fields lto_stmt_uid and
1089 call_stmt_cannot_inline_p.
1090 (cgraph_optimize): Declare.
1091 (cgraph_decide_is_function_needed): Declare.
1092 (reset_inline_failed): Declare.
1093 (enum LTO_cgraph_tags): Declare.
1094 (LTO_cgraph_tag_names): Declare.
1095 (LCC_NOT_FOUND): Define.
1097 2009-10-03 Doug Kwan <dougkwan@google.com>
1098 Rafael Espindola <espindola@google.com>
1099 Jan Hubicka <jh@suse.cz>
1100 Diego Novillo <dnovillo@google.com>
1101 Kenneth Zadeck <zadeck@naturalbridge.com>
1103 * passes.c (all_regular_ipa_passes): New.
1104 (all_ipa_passes): Rename to all_small_ipa_passes.
1105 (init_optimization_passes): Init all_regular_ipa_passes.
1106 * tree-pass.h (all_regular_ipa_passes): New.
1107 (all_ipa_passes): Rename to all_small_ipa_passes.
1108 * passes.c (all_lto_gen_passes): New.
1109 (init_optimization_passes): Initialize all_lto_gen_passes.
1110 (execute_ipa_summary_passes): Make non-static.
1111 (ipa_write_summaries_1): New.
1112 (ipa_write_summaries_2): New.
1113 (ipa_write_summaries): New.
1114 (ipa_write_summaries_of_cgraph_node_set): New.
1115 (ipa_read_summaries_1): New.
1116 (ipa_read_summaries): New.
1117 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1118 (execute_regular_ipa_pass_list): Remove.
1119 (init_optimization_passes): Schedule
1120 pass_rebuild_cgraph_edges and pass_early_inline outside
1121 of pass_all_early_optimizations. Document reason.
1122 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1123 pass_ipa_lto_finish_out): New pass.
1124 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1125 (execute_all_ipa_transforms): New.
1126 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1127 (dump_properties, debug_properties): New.
1128 * tree-optimize.c (gate_all_early_local_passes): Return
1129 false if we are in lto1.
1130 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1131 * tree-pass.h (execute_all_ipa_transforms): Declare.
1132 (pass_ipa_function_and_variable_visibility): Declare.
1133 (pass_ipa_early_inline): Declare.
1134 (pass_ipa_lto_gimple_out): Declare.
1135 (pass_ipa_lto_wpa_fixup): Declare.
1136 (pass_ipa_lto_finish_out): Declare.
1137 (all_small_ipa_passes, all_regular_ipa_passes,
1138 all_lto_gen_passes): Declare.
1139 (execute_ipa_summary_passes): Declare.
1140 (execute_all_ipa_transforms): Declare.
1141 (ipa_write_summaries): Declare
1142 (ipa_write_summaries_of_cgraph_node_set): Declare.
1143 (ipa_read_summaries): Declare.
1145 2009-10-03 Doug Kwan <dougkwan@google.com>
1146 Ollie Wild <aaw@google.com>
1148 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1150 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1151 (lto_mode): New variable.
1152 (maybe_run_lto_and_relink): Handle the -fwpa option.
1153 (main): Handle the -fwpa option.
1154 (maybe_unlink_list): New function.
1155 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1156 * common.opt (flto): New flag.
1157 * toplev.c (flag_generate_lto): Declare.
1159 2009-10-03 Simon Baldwin <simonb@google.com>
1161 * common.opt (flto-compression-level): New flag.
1163 * opts.c: Include lto-opts.h.
1164 (handle_option): Call lto_register_user_option for each
1165 valid option handled.
1166 (decode_options): Clear registered options before the options
1169 2009-10-03 Cary Coutant <ccoutant@google.com>
1171 * collect2.c (is_elf): New function.
1172 (scan_prog_file): Require LTO object to be in ELF format.
1174 2009-10-03 Rafael Espindola <espindola@google.com>
1176 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1177 libgcc to the linker.
1179 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1181 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1182 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1184 * collect2.h (collect_execute): Add flags argument.
1185 * tlink.c (tlink_execute): Update call to collect_execute.
1186 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1187 (use_linker_plugin): New.
1188 (use_linker_plugin_spec_function): New.
1189 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1190 (linker_plugin_file_spec): New.
1191 (lto_wrapper_spec): New.
1192 (lto_gcc_spec): New.
1193 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1194 (static_spec_functions): Add use-linker-plugin.
1195 (process_command): Handle -use-linker-plugin.
1196 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1197 linker_plugin_file_spec and lto_gcc_spec.
1198 (use_linker_plugin_spec_function): New.
1200 2009-10-03 Richard Guenther <rguenther@suse.de>
1204 * tree.h (is_lang_specific): Include LANG_TYPE.
1205 * tree.c (find_decls_types_r): Manually add interesting parts
1206 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1208 * gimple.c (type_pair_hash): Make symmetric.
1209 (type_pair_eq): Likewise.
1210 (lookup_type_pair): Increase initial hashtable size.
1211 (gimple_force_type_merge): Rely on type-pair symmetry.
1212 (visit): Remove excessive checking code.
1213 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1214 (gimple_register_type): Remove getenv calls, shrink initial
1218 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1219 inline functions if not generating lto output.
1222 * toplev.c (finalize): In WPA mode remove the asm file.
1224 2009-10-03 Doug Kwan <dougkwan@google.com>
1226 * ipa-inline.c (cgraph_mark_inline): Check
1227 edge->call_stmt_cannot_inline_p instead of calling
1228 gimple_call_cannot_inline_p.
1229 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1230 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1231 (inline_generate_summary): Do nothing in LTRANS.
1232 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1233 exists before calling gimple_call_cannot_inline_p.
1234 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1235 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1236 Update new_edge->lto_stmt_uid.
1237 * cgraphbuild.c (reset_inline_failed): New.
1239 * common.opt (fwpa): New flag.
1240 (fltrans): New option.
1241 * gcc.c (gcc_lto_option_t): New type.
1242 (current_lto_option): New variable.
1243 (lto_single_spec_function): Remove and is replaced by ..
1244 (lto_option_spec_function): New function.
1245 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1246 passing the -flto flag.
1247 (cc1_options): Separate non-LTO related parts into ..
1248 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1249 (lto1_options): New spec for lto FE.
1250 (link_lto_options): New spec for handling LTO flags in linker.
1251 (invoke_lto_single): Re-format to fit in 80 column. Replace
1252 lto-single with lto-option.
1253 (static_specs): Add cc1_non_lto_options, lto1_options and
1255 (static_spec_function): Replace lto-single with lto-option.
1256 (process_command): Handle -flto, -fwpa and -fltran by setting
1257 current_lto_option and not passing it to subprocess unconditionally.
1259 2009-10-03 Bill Maddox <maddox@google.com>
1261 Add `gcc' driver support for link-time code generation (LTO).
1263 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1264 (lto_flag, lto_objects, lto_o_file): New variables.
1265 (struct lto_object, struct lto_object_list): New structures.
1266 (collect_exit, handler): Remove LTO temporary output file on exit.
1267 (add_lto_object): New function.
1268 (maybe_run_lto_and_relink): New function. Perform link time code
1269 generation and relinking for object files containing LTO information.
1270 (main): Invoke maybe_run_lto_and_relink().
1271 (dump_argv): New function. For debugging, currently disabled.
1272 (scan_prog_file): Add LTO information pass.
1273 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1275 * toplev.c (compile_file): Emit assembler directive to create
1276 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1278 2009-10-03 Diego Novillo <dnovillo@google.com>
1280 * c.opt: Add LTO to warn_abi and warn_psabi.
1282 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1283 inline function. Ignore language-specific nodes. Update all users.
1284 (find_decls_types_r): Do not traverse the subtrees of
1285 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1286 * tree.h (is_lang_specific): New.
1287 * langhooks.h (struct lang_hooks_for_decls): Remove
1288 may_need_assembler_name_p. Update all users.
1290 * c-common.c (set_builtin_user_assembler_name): Move ...
1291 * builtins.c (set_builtin_user_assembler_name): ... here.
1292 (is_builtin_name): Add comment
1293 (is_builtin_fn): New.
1294 * except.c (output_ttype): Only call
1295 lookup_type_for_runtime if TYPE is not a runtime type.
1297 * passes.c (register_pass): Call position_pass on
1298 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1299 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1300 (TV_IPA_LTO_DECL_IO): Define.
1301 (TV_IPA_LTO_CGRAPH_IO): Define.
1303 (TV_WHOPR_WPA): Define.
1304 (TV_WHOPR_WPA_IO): Define.
1305 (TV_WHOPR_LTRANS): Define.
1306 (TV_WHOPR_WPA_FIXUP): Define.
1307 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1308 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1309 * tree-flow.h (tree_node_can_be_shared): Declare.
1310 * tree-inline.c (tree_can_inline_p): Check that E has a
1311 statement associated with it.
1312 * tree.c (free_lang_data_in_binf): Factor out of ...
1313 (free_lang_data_in_type): ... here.
1314 Call RECORD_OR_UNION_TYPE_P.
1315 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1316 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1317 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1318 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1319 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1320 (gate_free_lang_data): Return true if flag_generate_lto is set.
1321 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1322 * c-common.h (set_builtin_user_assembler_name): Move ...
1323 * tree.h (set_builtin_user_assembler_name): ... here.
1325 * common.opt (flto-report): New flag.
1326 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1327 * collect2.c (scan_prog_file): Send the error output of
1328 'nm' to HOST_BIT_BUCKET.
1330 2009-10-03 Ollie Wild <aaw@google.com>
1332 * langhooks-def.h (lhd_begin_section): New function declaration.
1333 (lhd_write_section): New function declaration.
1334 (lhd_end_section): New function declaration.
1335 (LANG_HOOKS_BEGIN_SECTION): New macro.
1336 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1337 (LANG_HOOKS_END_SECTION): New macro.
1338 (LANG_HOOKS_LTO): New macro.
1339 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1340 * langhooks.c (output.h): Add include.
1341 (saved_section): New static variable.
1342 (lhd_begin_section): New function.
1343 (lhd_write_section_data): New function.
1344 (lhd_end_section): New function.
1345 * langhooks.h (struct lang_hooks_for_lto): New structure.
1346 (struct lang_hooks): Add member lto.
1347 * Makefile.in (langhooks.o): Add dependency on output.h.
1349 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1351 2009-10-03 Richard Guenther <rguenther@suse.de>
1353 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1356 2009-10-03 Simon Baldwin <simonb@google.com>
1357 Richard Guenther <rguenther@suse.de>
1358 Janis Johnson <janis187@us.ibm.com>
1359 Doug Kwan <dougkwan@google.com>
1360 Diego Novillo <dnovillo@google.com>
1361 Ramana Radhakrishnan <ramana.r@gmail.com>
1362 Ollie Wild <aaw@google.com>
1364 * doc/install.texi: Add documentation for libelf and --enable-lto.
1365 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1366 -flto-report, -flto-compression-level and -use-linker-plugin.
1367 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1368 Add section for LTO Testing.
1370 2009-10-02 Cary Coutant <ccoutant@google.com>
1372 Add support for comdat type sections for DWARF v4.
1373 Merge from dwarf4 branch.
1375 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1376 (dw_die_ref): Define vector type.
1377 (enum dw_val_class): Add dw_val_class_data8.
1378 (struct dw_val_struct): Add v.val_data8.
1379 (comdat_type_node_ref): New type.
1380 (struct die_struct): Move die_symbol into a union; add new field
1381 die_type_node. Change all uses.
1382 (comdat_type_node): New type.
1383 (skeleton_chain_node): New type.
1384 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1385 (comdat_type_list): New variable.
1386 (dwarf_tag_name): Add DW_TAG_type_unit.
1387 (dwarf_attr_name): Add DW_AT_signature.
1388 (add_AT_data8): New function.
1389 (replace_child): New function.
1390 (move_all_children): New function.
1391 (print_signature): New function.
1392 (print_die): Print signature information; add dw_val_class_data8.
1393 (attr_checksum): Support dw_val_class_data8.
1394 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1395 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1396 (checksum_sleb128, checksum_uleb128): New functions.
1397 (checksum_die_context): New function.
1398 (loc_checksum_ordered): New function.
1399 (attr_checksum_ordered): New function.
1400 (struct checksum_attributes): New structure.
1401 (collect_checksum_attributes): New function.
1402 (die_checksum_ordered): New function.
1403 (generate_type_signature): New function.
1404 (same_dw_val_p): Add dw_val_class_data8.
1405 (is_symbol_die): Use new is_declaration_die function.
1406 (is_declaration_die): New function.
1407 (should_move_die_to_comdat): New function.
1408 (clone_die): New function.
1409 (clone_tree): New function.
1410 (clone_as_declaration): New function.
1411 (copy_declaration_context): New function.
1412 (generate_skeleton_ancestor_tree): New function.
1413 (generate_skeleton_bottom_up): New function.
1414 (generate_skeleton): New function.
1415 (remove_child_or_replace_with_skeleton): New function.
1416 (break_out_comdat_types): New function.
1417 (struct decl_table_entry): New type.
1418 (htab_decl_hash): New function.
1419 (htab_decl_eq): New function.
1420 (htab_decl_del): New function.
1421 (copy_ancestor_tree): New function.
1422 (copy_decls_walk): New function.
1423 (copy_decls_for_unworthy_types): New function.
1424 (build_abbrev_table): Don't assert on missing die_symbol when doing
1425 comdat type sections.
1426 (size_of_die): Use DW_FORM_sig8 for external references. Add
1428 (unmark_dies): Don't assert for unmarked dies when doing comdat
1430 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1431 (output_signature): New function.
1432 (output_die): Likewise.
1433 (output_compilation_unit_header): Mark output as DWARF version 3
1434 even if generating DWARF 4.
1435 (output_comdat_type_unit): New function.
1436 (output_line_info): Mark output as DWARF version 3 even if generating
1438 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1440 (dwarf2out_end_source_file): Likewise.
1441 (prune_unused_types_walk_attribs): Don't follow references into
1442 comdat type sections.
1443 (prune_unused_types_mark): When generating type units, do not mark
1444 children of non-defining declarations of types; do mark children of
1446 (prune_unused_types): Process comdat type sections.
1447 (htab_ct_hash): New function.
1448 (htab_ct_eq): New function.
1449 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1450 Add a pointer to the line table from type unit entries so
1451 DW_AT_decl_file has meaning.
1452 * varasm.c (default_elf_asm_named_section): Use identifier name as
1453 comdat key instead of lang hook.
1455 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1457 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1459 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1461 * config/i386/i386.md (SWIM248): New mode iterator.
1462 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1463 divmodhi4 patterns using SWIM248 macro.
1464 (*divmod<mode>4): Macroize insn_and_split pattern from
1465 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1466 and their corresponding splitters usign SWIM248 macro. Split SImode
1467 insn to generate cltd and DImode insn to generate cqto instead of
1468 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1469 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1470 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1471 *divmodsi_noext patterns using SWIM248 macro.
1472 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1473 udivmodhi4 patterns using SWIM248 macro.
1474 (*udivmod<mode>4): Macroize insn_and_split pattern from
1475 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1476 corresponding splitters using SWIM248 macro.
1477 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1478 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1480 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1482 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1483 of zero-sized element is zero-sized regardless of its extent.
1485 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1488 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1489 * configure: Regenerated.
1490 * config.in: Regenerated.
1491 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1492 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1493 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1494 not emitting .eh_frame, emit .cfi_sections .debug_frame
1499 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1500 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1502 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1503 vars use DECL_RTL with resetting it back to NULL afterwards.
1504 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1505 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1506 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1507 the attribute type allows it, otherwise use DW_FORM_dataN.
1508 (mem_loc_descriptor): Handle CONST_STRING.
1509 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1510 Handle MEM with CONST_STRING address using add_AT_string.
1511 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1512 CONST_STRING for const arrays initialized with a string literal.
1513 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1514 (dwarf2out_finish): Call resolve_addr.
1516 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1517 Maxim Kuvyrkov <maxim@codesourcery.com>
1519 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1521 2009-10-02 Nick Clifton <nickc@redhat.com>
1523 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1524 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1526 2009-10-01 Jan Hubicka <jh@suse.cz>
1528 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1529 (cgraph_create_virtual_clone): Just pass redirect_callers
1531 * cgraph.h (cgraph_clone_node): Update prototype.
1532 * ipa-pure-const.c (self_recursive_p): New function.
1533 (propagate): Use it.
1534 * ipa-inline.c (cgraph_clone_inlined_nodes,
1535 cgraph_decide_recursive_inlining): Update.
1537 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1539 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1540 instructions for TARGET_OCTEON.
1542 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1544 * config/arm/arm.c (arm_override_options): Turn off
1545 flag_dwarf2_cfi_asm for AAPCS variants.
1547 2009-10-01 Martin Jambor <mjambor@suse.cz>
1550 * tree-sra.c (convert_callers): Do not call
1551 compute_inline_parameters on one caller more than once.
1553 2009-10-01 Nick Clifton <nickc@redhat.com>
1555 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1556 an empty string if not already defined.
1558 2009-10-01 Martin Jambor <mjambor@suse.cz>
1561 * tree-sra.c (is_va_list_type): New function.
1562 (find_var_candidates): Call is_va_list_type.
1563 (find_param_candidates): Check that the type or the type pointed
1564 to are not va_list types.
1566 2009-10-01 Martin Jambor <mjambor@suse.cz>
1569 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1570 DECL_ARTIFICIAL (param_decl) is true.
1572 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1574 * tree.h (tree_decl_common::lang_flag_8): New.
1575 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1577 * c-common.h (RID_CONSTEXPR): New.
1579 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1581 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1582 Use ref-all pointers.
1583 (alpha_gimplify_va_arg): Ditto.
1585 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1588 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1589 before insn counting loop now that BB_END (bb) is counted. Ensure
1590 the return value isn't zero.
1592 2009-09-30 Nick Clifton <nickc@redhat.com>
1594 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1595 with separate definitions of c_target_objs and cxx_target_objs.
1596 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1598 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1599 sh_symbian_import_export_class.
1600 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1601 * config/sh/symbian.c: Delete, moving code into...
1602 * config/sh/symbian-base.c: ... here
1603 * config/sh/symbian-c.c: ... and here
1604 * config/sh/symbian-cxx.c: ... and here.
1606 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1609 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1610 of plus RTX into register.
1612 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1614 * doc/install.texi: Linguistic and markup fixes.
1615 (Configuration) <--disable-cpp>: Remove description.
1616 <--enable-maintainer-mode>: Autotools files are affected, too.
1617 <--with-sysroot>: Improve description.
1618 (Building): Bump required GNU make version.
1620 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1622 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1623 (x86_64-*-*): Ditto.
1625 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1626 intrinisics for FMA4.
1627 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1628 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1629 Add FMA4 check and fma4intrin.h.
1630 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1632 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1633 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1634 constant for FMA4 support.
1635 (UNSPEC_FMA4_FMADDSUB): Ditto.
1636 (UNSPEC_FMA4_FMSUBADD): Ditto.
1637 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1638 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1639 (ix86_expand_fma4_multiple_memory): Ditto.
1640 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1641 (OPTION_MASK_ISA_FMA4_UNSET): New.
1642 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1643 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1644 (ix86_handle_option): Handle -mfma4.
1645 (isa_opts): Handle -mfma4.
1646 (enum pta_flags): Add PTA_FMA4.
1647 (override_options): Add FMA4 support.
1648 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1649 (IX86_BUILTIN_VFMADDSD): Ditto.
1650 (IX86_BUILTIN_VFMADDPS): Ditto.
1651 (IX86_BUILTIN_VFMADDPD): Ditto.
1652 (IX86_BUILTIN_VFMSUBSS): Ditto.
1653 (IX86_BUILTIN_VFMSUBSD): Ditto.
1654 (IX86_BUILTIN_VFMSUBPS): Ditto.
1655 (IX86_BUILTIN_VFMSUBPD): Ditto.
1656 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1657 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1658 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1659 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1660 (IX86_BUILTIN_VFNMADDSS): Ditto.
1661 (IX86_BUILTIN_VFNMADDSD): Ditto.
1662 (IX86_BUILTIN_VFNMADDPS): Ditto.
1663 (IX86_BUILTIN_VFNMADDPD): Ditto.
1664 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1665 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1666 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1667 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1668 (IX86_BUILTIN_VFMADDPS256): Ditto.
1669 (IX86_BUILTIN_VFMADDPD256): Ditto.
1670 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1671 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1672 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1673 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1674 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1675 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1676 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1677 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1678 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1679 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1680 (enum multi_arg_type): New enum for describing the various FMA4
1681 intrinsic argument types.
1682 (bdesc_multi_arg): New table for FMA4 intrinsics.
1683 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1684 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1686 (ix86_expand_builtin): Add FMA4 intrinsic support.
1687 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1688 operand instructions.
1689 (ix86_expand_fma4_multiple_memory): New function to split the
1690 second memory reference from FMA4 instructions.
1691 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1692 (ssemodesuffixf2s): Ditto.
1693 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1695 (fma4_fmsub<mode>4): Ditto.
1696 (fma4_fnmadd<mode>4): Ditto.
1697 (fma4_fnmsub<mode>4): Ditto.
1698 (fma4_vmfmadd<mode>4): Ditto.
1699 (fma4_vmfmsub<mode>4): Ditto.
1700 (fma4_vmfnmadd<mode>4): Ditto.
1701 (fma4_vmfnmsub<mode>4): Ditto.
1702 (fma4_fmadd<mode>4256): Ditto.
1703 (fma4_fmsub<mode>4256): Ditto.
1704 (fma4_fnmadd<mode>4256): Ditto.
1705 (fma4_fnmsub<mode>4256): Ditto.
1706 (fma4_fmaddsubv8sf4): Ditto.
1707 (fma4_fmaddsubv4sf4): Ditto.
1708 (fma4_fmaddsubv4df4): Ditto.
1709 (fma4_fmaddsubv2df4): Ditto.
1710 (fma4_fmsubaddv8sf4): Ditto.
1711 (fma4_fmsubaddv4sf4): Ditto.
1712 (fma4_fmsubaddv4df4): Ditto.
1713 (fma4_fmsubaddv2df4): Ditto.
1714 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1715 instructions for intrinsics.
1716 (fma4i_fmsub<mode>4): Ditto.
1717 (fma4i_fnmadd<mode>4): Ditto.
1718 (fma4i_fnmsub<mode>4): Ditto.
1719 (fma4i_vmfmadd<mode>4): Ditto.
1720 (fma4i_vmfmsub<mode>4): Ditto.
1721 (fma4i_vmfnmadd<mode>4): Ditto.
1722 (fma4i_vmfnmsub<mode>4): Ditto.
1723 (fma4i_fmadd<mode>4256): Ditto.
1724 (fma4i_fmsub<mode>4256): Ditto.
1725 (fma4i_fnmadd<mode>4256): Ditto.
1726 (fma4i_fnmsub<mode>4256): Ditto.
1727 (fma4i_fmaddsubv8sf4): Ditto.
1728 (fma4i_fmaddsubv4sf4): Ditto.
1729 (fma4i_fmaddsubv4df4): Ditto.
1730 (fma4i_fmaddsubv2df4): Ditto.
1731 (fma4i_fmsubaddv8sf4): Ditto.
1732 (fma4i_fmsubaddv4sf4): Ditto.
1733 (fma4i_fmsubaddv4df4): Ditto.
1734 (fma4i_fmsubaddv2df4): Ditto.
1736 * doc/invoke.texi (-mfma4): Add documentation.
1737 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1739 2009-09-29 Richard Henderson <rth@redhat.com>
1741 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1742 an edge to the new destination block.
1744 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1747 * pa.c (hppa_profile_hook): Use
1748 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1750 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1751 Alexander Monakov <amonakov@ispras.ru>
1754 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1755 (not_postinc_memory_operand): New.
1756 (not_postinc_move_operand): New.
1757 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1758 (*cmovsi_internal): Ditto.
1760 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1762 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1763 restrict issue_rate in first pass when scheduling for register
1766 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1767 Rafael Avila de Espindola <espindola@google.com>
1769 * gengtype.c (plugin_output): New.
1770 (get_output_file_with_visibility): Return plugin_output for plugins.
1771 (main): Parse and use the -P option.
1772 * gty.texi: Update the command line format.
1774 2009-09-29 Jakub Jelinek <jakub@redhat.com>
1777 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
1779 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
1780 out if !const_ok_for_output.
1783 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
1784 case VAR_LOCATION>: Remove gcc_unreachable ().
1786 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1788 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
1789 (x86_64-*-*): Ditto.
1790 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
1791 back to smmintrin.h.
1792 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
1793 * config/i386/x86intrin.h: Remove SSE5.
1794 * config/i386/mmintrin-common.h: Delete file.
1795 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
1797 2009-09-29 Richard Guenther <rguenther@suse.de>
1799 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
1800 resulting from stack temporaries on STRICT_ALIGNMENT targets.
1802 2009-09-29 Nick Clifton <nickc@redhat.com>
1804 * function.c (current_function_name): If there is no current
1805 function just return "<none>".
1807 2009-09-28 Sriraman Tallam <tmsriram@google.com>
1809 * tree-pass.h (register_pass_info): New structure.
1810 (pass_positioning_ops): Move enum from gcc-plugin.h.
1811 (register_pass): New function.
1812 * gcc-plugin.h (plugin_pass): Delete structure.
1813 (pass_positioning_ops): Delete enum.
1814 * plugin.c (regsiter_pass): Delete function.
1815 (position_pass): Delete function.
1816 (added_pass_nodes): Delete variable.
1817 (prev_added_pass_nodes): Delete variable.
1818 (pass_list_node): Delete structure.
1819 * passes.c (make_pass_instance): New function.
1820 (next_pass_1): Change to call make_pass_instance.
1821 (pass_list_node): Move structure from gcc-plugin.h.
1822 (added_pass_nodes): Move variable from plugin.c.
1823 (prev_added_pass_nodes): Move variable from plugin.c.
1824 (position_pass): New function.
1825 (register_pass): New function.
1827 2009-09-28 Easwaran Raman <eraman@google.com>
1829 * ifcvt.c (noce_try_abs): Recognize pattern and call
1830 expand_one_cmpl_abs_nojump.
1831 * optabs.c (expand_one_cmpl_abs_nojump): New function.
1832 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
1834 2009-09-28 Ian Lance Taylor <iant@google.com>
1837 * c-opts.c (c_common_handle_option): Don't set
1838 warn_jump_misses_init for -Wall.
1839 * doc/invoke.texi (Warning Options): Update documentation.
1841 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1843 * Makefile.in ($(out_object_file)): Depend on
1844 gt-$(basename $(notdir $(out_file))).h.
1846 2009-09-28 Richard Henderson <rth@redhat.com>
1848 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
1849 * except.c (gen_eh_region): Set it.
1850 (duplicate_eh_regions_1): Copy it.
1851 * tree-eh.c (lower_resx): Use it to determine which function
1854 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
1855 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
1856 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
1857 * tree.c (build_common_builtin_nodes): Remove parameter. Build
1858 BUILT_IN_CXA_END_CLEANUP if necessary.
1860 * c-common.c (c_define_builtins): Update call to
1861 build_common_builtin_nodes.
1863 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1865 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
1867 2009-09-28 Michael Matz <matz@suse.de>
1869 * builtins.c (interclass_mathfn_icode): New helper.
1870 (expand_builtin_interclass_mathfn): Use it here, and split folding
1872 (fold_builtin_interclass_mathfn): ... this new folder.
1873 (build_call_nofold_loc): New static helper.
1874 (build_call_nofold): New wrapper macro for above.
1875 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
1876 (expand_builtin_pow): Ditto.
1877 (expand_builtin_memset_args): Ditto.
1878 (expand_builtin_printf): Ditto.
1879 (expand_builtin_fprintf): Ditto.
1880 (expand_builtin_sprintf): Ditto.
1881 (expand_builtin_memory_chk): Ditto.
1882 (expand_builtin_mempcpy_args): Ditto and don't call folders.
1883 (expand_builtin_stpcpy): Ditto.
1884 (expand_builtin_strcmp): Ditto.
1885 (expand_builtin_strncmp): Ditto.
1886 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
1887 (expand_builtin_strcpy_args): Don't call folders.
1888 (expand_builtin_memcmp): Ditto.
1889 (expand_builtin_strncpy): Ditto, and use target.
1890 (expand_builtin_memcpy): Ditto.
1891 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
1892 expand_builtin_strpbrk, expand_builtin_memmove,
1893 expand_builtin_memmove_args, expand_builtin_bcopy,
1894 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
1895 expand_builtin_strspn, expand_builtin_strcspn,
1896 expand_builtin_fputs): Remove these.
1897 (expand_builtin): Don't call the above, change calls to other
1898 expanders that changed prototype.
1899 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
1900 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
1901 fold_builtin_interclass_mathfn.
1902 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
1903 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
1905 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
1906 * passes.c (init_optimization_passes): Move pass_fold_builtins
1907 after last phiopt pass.
1908 * tree-inline.c (fold_marked_statements): When folding builtins
1909 iterate over all instruction potentially generated.
1910 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
1912 (fold_gimple_call): Use it to always fold calls (into potentially
1913 multiple instructions).
1914 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
1915 calls into zero at this time.
1916 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
1917 statements generated by builtin folding.
1919 2009-09-28 Nick Clifton <nickc@redhat.com>
1921 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
1923 2009-09-28 Duncan Sands <baldrick@free.fr>
1925 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
1926 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
1927 (register_callback): Dispatch it.
1928 (invoke_plugin_callbacks): Incorporate in sanity check.
1929 * ggc.h (ggc_register_cache_tab): Add declaration.
1930 * ggc-common.c (ggc_register_root_tab): Simplify.
1931 (const_ggc_cache_tab_t): New typedef.
1932 (extra_cache_vec): New vector of dynamically added cache tables.
1933 (ggc_register_cache_tab): New function.
1934 (ggc_scan_cache_tab): New function.
1935 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
1936 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
1938 2009-09-27 Richard Henderson <rth@redhat.com>
1940 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
1941 which we remove __builtin_stack_restore.
1943 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
1945 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
1946 to test for GRD_INVARIANT.
1947 (simple_rhs_p): Anything that's function_invariant_p is fine.
1949 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
1951 * gengtype.c (main): Use plunge_files instead of plugin_output.
1953 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
1954 Rafael Avila de Espindola <espindola@google.com>
1956 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
1957 Don't print pch related info if it is false.
1958 (main): Don't print pch info in plugin mode.
1960 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1962 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
1963 with dw_val_class_const_double.
1964 (struct dw_val_struct): Replace val_long_long with val_double and
1965 adjust for above change.
1966 (output_loc_operands): Likewise.
1967 (add_AT_long_long): Rename into...
1968 (add_AT_double): ...this.
1969 (print_die): Replace dw_val_class_long_long with
1970 dw_val_class_const_double and adjust.
1971 (attr_checksum): Likewise.
1972 (same_dw_val_p): Likewise.
1973 (size_of_die): Likewise.
1974 (value_format): Likewise.
1975 (output_die): Likewise.
1976 (loc_descriptor) <CONST_DOUBLE>: Likewise.
1977 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
1978 instead of add_AT_long_long.
1979 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
1980 value with the precision of its type.
1982 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
1985 * c-typeck.c (build_conditional_expr): Use the readonly and
1986 volatile flags of the operand types, not of the operands itself.
1988 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
1990 * collect2.c (main): Look for -brtl before adding libraries.
1992 2009-09-27 Jonathan Gray <jsg@openbsd.org>
1994 * config.gcc: Update OpenBSD targets.
1995 * config/openbsd-stdint.h: New file.
1996 * config/openbsd-libpthread.h: New file.
1997 * config/openbsd.h: Update and break out LIB_SPEC definition.
1998 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
1999 * config/i386/openbsdelf.h: Correct types.
2000 * config/m68k/openbsd.h: Likewise.
2001 * config/mips/openbsd.h: Likewise.
2002 * config/vax/openbsd.h: Likewise.
2004 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2006 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
2007 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
2008 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
2009 of the length and zero.
2011 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2013 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
2014 (FLAGS_H): Add options.h $(REAL_H).
2015 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
2016 (TREE_VECTORIZER_H): New.
2017 (EBITMAP_H): Renamed from EBIMAP_H.
2018 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
2019 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
2020 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
2021 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
2022 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
2023 (graphite-clast-to-gimple.o, graphite-dependences.o)
2024 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
2025 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2026 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2027 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2028 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2029 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2030 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2031 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2032 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2033 updated and fixed as per above changes and per
2034 check_makefile_deps.sh output.
2037 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2038 * configure: Regenerate.
2040 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2042 * doc/install.texi: Update minimum MPC version to 0.7.
2044 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2046 * doc/install.texi (Binaries): Remove reference to the binary
2047 distribution CD-ROM from the FSF.
2049 2009-09-26 Michael Matz <matz@suse.de>
2053 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2054 that are mentioned in the body.
2056 2009-09-26 Michael Matz <matz@suse.de>
2058 PR tree-optimization/41454
2059 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2060 (tree_ssa_dominator_optimize): Don't allocate and free it.
2061 (dom_opt_leave_block): Don't iterate over it.
2062 (eliminate_redundant_computations): Don't return a value.
2063 (cprop_operand, cprop_into_stmt): Ditto.
2064 (optimize_stmt): Don't defer updating stmts.
2066 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2068 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2069 generic_parameter_die, template_parameter_pack_die,
2070 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2071 renaming DW_TAG_formal_parameter_pack and
2072 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2073 and DW_TAG_GNU_template_parameter_pack.
2075 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2077 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2078 * config/v850/v850.c (v850_function_value): New function.
2079 (TARGET_FUNCTION_VALUE): Define.
2081 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2083 * tree-vect-stmts.c (vectorizable_call): Call
2084 mark_symbols_for_renaming after vect_finish_stmt_generation.
2086 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2087 to loc_descriptor_from_tree.
2088 (add_location_or_const_value_attribute): Pass 0 instead of 2
2089 for decl_by_reference_p decls.
2091 2009-09-25 Richard Guenther <rguenther@suse.de>
2094 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2097 2009-09-25 Ben Elliston <bje@au.ibm.com>
2099 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2102 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2104 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2105 form of instruction.
2107 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2110 * fold-const.c (const_binop): Handle complex int division.
2111 * tree-complex.c (expand_complex_div_straight,
2112 expand_complex_div_wide): Update comments.
2114 2009-09-24 DJ Delorie <dj@redhat.com>
2117 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2118 (reg_class): Likewise.
2119 (REG_CLASS_NAMES): Likewise.
2120 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2121 (m32c_override_options): Disable -fivopts for M32C.
2123 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2125 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2126 Delete VSX load/store with update support.
2127 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2128 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2132 (VStype_load_update): Ditto.
2133 (VStype_store_update): Ditto.
2134 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2135 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2137 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2138 load/store with update builtins.
2140 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2142 * libgcc2.c (L_trampoline): Prototype for getpagesize
2143 and mprotect in WINNT case.
2145 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2147 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2148 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2149 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2150 'outgoing' argument.
2151 (TARGET_FUNCTION_VALUE): Define.
2153 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2155 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2157 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2160 * common.opt: Initialize dwarf_strict to -1.
2161 * toplev.c (process_options): Catch unset dwarf_strict
2162 and set to 0 for all targets not overriding.
2163 * config/darwin.c (darwin_override_options): Catch unset
2164 dwarf_strict and override to 1.
2166 2009-09-24 Jeff Law <law@redhat.com>
2168 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2170 2009-09-24 Richard Guenther <rguenther@suse.de>
2172 PR tree-optimization/36143
2173 PR tree-optimization/38747
2174 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2175 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2177 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2180 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2181 return false instead of gcc_unreachable (). For CONST return the
2182 value returned by recursive call instead of always returning true.
2183 (tree_add_const_value_attribute): Return the value returned by
2184 add_const_value_attribute instead of always returning true if rtl
2187 2009-09-23 Justin Seyster <jrseys@gmail.com>
2189 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2191 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2193 * cgraphunit.c (cgraph_lower_function): Revert last change.
2194 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2195 instead of DECL_NO_STATIC_CHAIN.
2196 * tree-cfg.c (verify_gimple_call): Likewise.
2197 * tree-nested.c (get_chain_decl, get_chain_field,
2198 convert_tramp_reference_op, convert_gimple_call): Likewise.
2199 (convert_all_function_calls): Likewise. Always set or clear
2200 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2201 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2202 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2204 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2205 DECL_NO_STATIC_CHAIN.
2206 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2207 instead of DECL_NO_STATIC_CHAIN.
2208 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2209 decl_function_context.
2210 * varasm.c (initializer_constant_valid_p): Likewise.
2211 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2212 (DECL_STATIC_CHAIN): ... this.
2213 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2214 instead of DECL_NO_STATIC_CHAIN.
2216 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2217 Rafael Avila de Espindola <espindola@google.com>
2219 * gengtype.c (nb_plugin_files): Make it unsigned to match
2220 num_gt_files. Adjust other variables to avoid warnings.
2221 (main): Allocate an all zero lang_bitmap before each plugin file name
2222 to match regular file names.
2224 2009-09-23 Richard Henderson <rth@redhat.com>
2226 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2227 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2228 static chain passed in memory.
2229 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2230 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2231 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2232 STATIC_CHAIN_REGNUM defined.
2234 * config/picochip/picochip-protos.h: s/class/klass/.
2235 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2236 (picochip_static_chain): New.
2237 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2238 (STATIC_CHAIN_INCOMING): Remove.
2240 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2241 (xtensa_static_chain): New.
2242 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2243 (STATIC_CHAIN_INCOMING): Remove.
2245 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2247 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2248 * config/pa/pa-protos.h (function_value): Remove.
2249 * config/pa/pa.c (pa_function_value): Rename from function_value.
2250 Make static, add 'outgoing' argument.
2251 (TARGET_FUNCTION_VALUE): Define.
2253 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2255 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2256 instead of cfun->machine->is_leaf.
2257 * config/avr/avr.h (machine_function): Remove is_leaf field.
2259 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2262 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2263 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2264 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2265 the same size, prefer DW_OP_stack_value.
2266 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2267 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2269 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2272 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2274 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2277 * cfgexpand.c (convert_debug_memory_address): New.
2278 (expand_debug_expr): Convert base address and offset to the same
2279 mode. Use it to convert addresses to other modes. Accept
2282 2009-09-23 Richard Guenther <rguenther@suse.de>
2284 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2285 produced for bigendian targets with promoted subregs.
2287 2009-09-23 Richard Guenther <rguenther@suse.de>
2289 * value-prof.c (gimple_ic): Purge old EH edges only after building
2292 2009-09-23 Nick Clifton <nickc@redhat.com>
2294 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2296 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2299 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2302 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2303 on non-nested functions.
2305 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2306 Jan Hubicka <jh@suse.cz>
2308 * dwarf2out.c (loc_list_plus_const): Only define if
2309 DWARF2_DEBUGGING_INFO.
2310 (address_of_int_loc_descriptor): Likewise.
2313 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2315 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2318 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2319 constant is more than zero.
2321 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2324 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2325 call final to emit non-scheduled prologue, instead insert at entry.
2327 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2328 Joseph S. Myers <joseph@codesourcery.com>
2330 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2332 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2333 Rafael Avila de Espindola <espindola@google.com>
2335 * gengtype.c (is_file_equal): New function.
2336 (close_output_files): Use is_file_equal. Free of->buf.
2338 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2339 Rafael Avila de Espindola <espindola@google.com>
2341 * gengtype.c (write_types, write_local): Add the output_header
2342 argument. Update all callers.
2344 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2346 * dwarf2out.c (template_parameter_pack_die,
2347 gen_formal_parameter_pack_die ): New functions.
2348 (make_ith_pack_parameter_name): Remove this function.
2349 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2350 DW_TAG_formal_parameter_pack.
2351 (gen_generic_params_dies): Represent each template parameter pack
2352 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2353 represented by usual DW_TAG_template_*_parameter DIEs that are
2354 children of the DW_TAG_template_parameter_pack element DIE.
2355 (generic_parameter_die): This doesn't deal with parameter pack
2356 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2357 of parameter pack DIEs.
2358 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2359 in certain cases, e.g. for pack elements.
2360 (gen_formal_types_die, gen_decl_die): Adjust usage of
2361 gen_formal_parameter_die.
2362 (gen_subprogram_die): Represent each function parameter pack by a
2363 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2364 represented by usual DW_TAG_formal_parameter DIEs that are children
2365 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2366 ____builtin_va_alist decls as no part of the compiler uses those
2368 * langhooks.h (struct lang_hooks_for_decls): Add
2369 function_parm_expanded_from_pack_p, get_generic_function_decl
2370 and function_parameter_pack_p hooks. Fix comment for
2371 get_innermost_generic_parms hook.
2372 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2373 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2374 macros and use them to initialize lang_hook.
2376 2009-09-22 Richard Henderson <rth@redhat.com>
2378 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2379 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2380 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2381 on TRAMPOLINE_TEMPLATE.
2382 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2383 TRAMPOLINE_ADJUST_ADDRESS.
2384 * targhooks.c (default_asm_trampoline_template): Remove.
2385 (default_trampoline_adjust_address): Remove.
2386 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2387 * targhooks.h: Update decls.
2389 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2391 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2392 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2393 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2395 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2398 * reload1.c (reload): Reset debug insns with pseudos without
2401 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2403 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2404 unconditional true for decimal float modes.
2405 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2406 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2408 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2410 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2411 Enable a new case for __FreeBSD__ >= 7.
2412 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2413 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2414 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2415 and USE_LD_AS_NEEDED.
2417 * doc/install.texi (*-*-freebsd*): Update target information.
2419 2009-09-22 Richard Guenther <rguenther@suse.de>
2422 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2423 arrays really properly.
2425 2009-09-22 Richard Henderson <rth@redhat.com>
2428 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2429 calls.static_chain, calls.trampoline_init,
2430 calls.trampoline_adjust_address.
2431 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2432 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2433 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2434 * builtins.c (expand_builtin_setjmp_receiver): Use
2435 targetm.calls.static_chain; only clobber registers.
2436 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2437 set up memory attributes properly for the trampoline block.
2438 (expand_builtin_adjust_trampoline): Use
2439 targetm.calls.trampoline_adjust_address.
2440 * calls.c (prepare_call_address): Add fndecl argument. Use
2441 targetm.calls.static_chain.
2442 * df-scan.c (df_need_static_chain_reg): Remove.
2443 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2444 consolodate static chain handling.
2445 * doc/tm.texi: Document new hooks.
2446 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2447 (init_emit_regs): Don't initialize them.
2448 * expr.h (prepare_call_address): Update decl.
2449 * final.c (profile_function): Use targetm.calls.static_chain.
2450 * function.c (expand_function_start): Likewise.
2451 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2452 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2453 only clobber registers.
2454 * targhooks.c (default_static_chain): New.
2455 (default_asm_trampoline_template, default_trampoline_init): New.
2456 (default_trampoline_adjust_address): New.
2457 * targhooks.h: Declare them.
2458 * varasm.c (assemble_trampoline_template): Use
2459 targetm.asm_out.trampoline_template. Make the memory block const
2462 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2463 alpha_initialize_trampoline. Make static. Merge VMS parameter
2464 differences into the TARGET_ABI_OPEN_VMS code block.
2465 (TARGET_TRAMPOLINE_INIT): New.
2466 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2467 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2468 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2469 (INITIALIZE_TRAMPOLINE): Remove.
2471 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2472 (TRAMPOLINE_TEMPLATE): Merge with ...
2473 (INITIALIZE_TRAMPOLINE): ... this and move ...
2474 * config/arc/arc.c (arc_trampoline_init): ... here.
2475 (TARGET_TRAMPOLINE_INIT): New.
2477 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2478 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2479 (arm_asm_trampoline_template): New.
2480 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2481 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2482 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2483 code to arm_asm_trampoline_template.
2484 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2485 arm_trampoline_adjust_address.
2486 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2487 adjust for target hook parameters.
2489 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2492 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2493 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2494 (bfin_trampoline_init): Rename from initialize_trampoline;
2495 make static; update for target hook parameters.
2496 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2497 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2498 bfin_asm_trampoline_template.
2499 (INITIALIZE_TRAMPOLINE): Remove.
2501 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2502 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2503 cris_trampoline_init): New.
2504 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2505 cris_asm_trampoline_template.
2506 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2507 adjust for target hook parameters.
2509 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2511 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2512 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2513 fr30_trampoline_init): New.
2514 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2515 fr30_asm_trampoline_template.
2516 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2517 adjust for target hook parameters.
2519 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2520 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2521 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2522 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2523 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2525 * config/h8300/h8300.c (h8300_trampoline_init): New.
2526 (TARGET_TRAMPOLINE_INIT): New.
2527 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2528 to h8300_trampoline_init and adjust for hook parameters.
2530 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2531 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2532 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2533 make static; adjust for hook parameters.
2534 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2536 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2537 (TARGET_TRAMPOLINE_INIT): New.
2538 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2539 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2540 iq2000_asm_trampoline_template.
2541 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2542 (TRAMPOLINE_CODE_SIZE): New.
2543 (TRAMPOLINE_SIZE): Use it.
2544 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2546 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2547 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2548 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2549 adjust for hook parameters.
2550 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2552 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2553 (m32r_trampoline_init): New.
2554 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2555 m32r_trampoline_init.
2557 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2558 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2559 make static; update for hook parameters.
2560 * config/m68hc11/m68hc11-protos.h: Update.
2561 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2563 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2564 (TARGET_TRAMPOLINE_INIT): New.
2565 (mcore_function_value): Fix typo.
2566 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2567 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2568 to mcore_asm_trampoline_template.
2569 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2571 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2572 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2573 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2574 update for hook parameters.
2575 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2577 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2578 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2579 mips_trampoline_init): New.
2580 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2581 mips_asm_trampoline_template.
2582 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2583 update for hook parameters.
2585 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2586 (TARGET_TRAMPOLINE_INIT): New.
2587 (mmix_trampoline_size): Remove.
2588 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2589 make static. Remove out-of-date tetra vs octa comment.
2590 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2591 make static; update for hook parameters.
2592 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2593 (INITIALIZE_TRAMPOLINE): Remove.
2594 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2595 (TRAMPOLINE_ALIGNMENT): New.
2596 * gcc/config/mmix/mmix-protos.h: Update.
2598 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2599 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2600 mn10300_trampoline_init): New.
2601 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2602 mn10300_asm_trampoline_template.
2603 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2605 * config/moxie/moxie.c (moxie_static_chain,
2606 moxie_asm_trampoline_template, moxie_trampoline_init,
2607 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2608 TARGET_TRAMPOLINE_INIT): New.
2609 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2610 moxie_trampoline_init.
2611 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2612 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2614 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2615 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2616 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2617 pa_trampoline_adjust_address): New.
2618 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2619 pa_asm_trampoline_template.
2620 (TRAMPOLINE_ALIGNMENT): New.
2621 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2622 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2623 adjust for hook parameters.
2624 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2626 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2627 (TARGET_TRAMPOLINE_INIT): New.
2628 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2629 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2631 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2633 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2634 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2635 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2636 make static; adjust parameters for the hook.
2637 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2639 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2640 s390_trampoline_template; make static.
2641 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2642 make static; adjust for target hook.
2643 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2644 * config/s390/s390-protos.h: Remove trampoline decls.
2645 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2646 (TRAMPOLINE_TEMPLATE): Remove.
2647 (TRAMPOLINE_ALIGNMENT): New.
2649 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2650 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2651 (TARGET_TRAMPOLINE_INIT): New.
2652 (score_asm_trampoline_template): New.
2653 (score_trampoline_init): Rename from score_initialize_trampoline;
2654 make static; adjust for hook parameters.
2655 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2656 score[37]_asm_trampoline_template.
2657 (INITIALIZE_TRAMPOLINE): Remove.
2658 * config/score/score3.c (score3_asm_trampoline_template): New.
2659 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2660 adjust for target hook.
2661 * config/score/score7.c (score7_asm_trampoline_template): New.
2662 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2663 adjust for target hook.
2664 * config/score/score3.h, config/score/score7.h: Update.
2666 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2667 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2668 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2669 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2670 make static; adjust for target hook parameters.
2671 (sh_trampoline_adjust_address): New.
2672 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2673 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2675 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2676 (sparc32_initialize_trampoline): Rename from
2677 sparc_initialize_trampoline; make static; replace tramp parameter
2678 with m_tramp and update memory accesses.
2679 (sparc64_initialize_trampoline): Similarly.
2680 (sparc_trampoline_init): New.
2681 * config/sparc/sparc-protos.h: Remove trampoline decls.
2682 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2683 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2685 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2686 (array_to_constant): Make ARR parameter const.
2687 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2688 make static; update for hook parameters.
2689 * config/spu/spu-protos.h: Update decls.
2690 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2692 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2693 from xstormy16_initialize_trampoline; make static; update for
2695 (TARGET_TRAMPOLINE_INIT): New.
2696 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2698 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2699 (TARGET_TRAMPOLINE_INIT): New.
2700 (v850_can_eliminate): Make static.
2701 (v850_asm_trampoline_template, v850_trampoline_init): New.
2702 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2703 v850_asm_trampoline_template.
2704 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2705 and adjust for target hook parameters.
2707 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2708 (TARGET_TRAMPOLINE_INIT): New.
2709 (vax_asm_trampoline_template, vax_trampoline_init): New.
2710 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2711 vax_asm_trampoline_template.
2712 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2714 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2715 (TARGET_TRAMPOLINE_INIT): New.
2716 (xtensa_asm_trampoline_template): Rename from
2717 xtensa_trampoline_template; make static.
2718 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2719 make static; update for hook parameters.
2720 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2721 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2722 (INITIALIZE_TRAMPOLINE): Remove.
2724 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2725 error for nested functions with regparm=3.
2726 (ix86_compute_frame_layout): Adjust frame pointer offset for
2727 ix86_static_chain_on_stack.
2728 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2729 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2730 don't reset to UNITS_PER_WORD.
2731 (ix86_emit_leave): Adjust ix86_cfa_state.
2732 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2733 (ix86_static_chain): New.
2734 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2735 make static; update for target hook parameters; use ix86_static_chain.
2736 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2737 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2738 (INITIALIZE_TRAMPOLINE): Remove.
2739 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2740 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2741 to the end. Add static_chain_on_stack.
2742 (ix86_static_chain_on_stack): New.
2744 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2745 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2746 (m68k_trampoline_init): New.
2747 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2748 m68k_trampoline_init and adjust for hook parameters.
2749 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2750 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2752 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2754 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2755 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2757 * reload1.c (reload): Call wrap_constant when substituting
2758 reg for equiv inside of DEBUG_INSNs.
2761 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2762 add_call_src_coords_attributes, add_high_low_attributes,
2763 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2764 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2765 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2766 when -gdwarf-2 -gstrict-dwarf.
2767 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2768 -gdwarf-[23] -gstrict-dwarf.
2769 (address_of_int_loc_descriptor, loc_descriptor,
2770 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
2771 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
2772 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2774 2009-09-22 Richard Guenther <rguenther@suse.de>
2776 PR tree-optimization/41428
2777 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
2778 (ccp_finalize): Pass it to substitute_and_fold.
2780 2009-09-22 Richard Guenther <rguenther@suse.de>
2782 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
2783 (substitute_and_fold): Adjust prototype.
2784 * tree-vrp.c (vrp_evaluate_conditional): Make static.
2785 (simplify_stmt_using_ranges): Likewise.
2786 (fold_predicate_in): Move here from tree-ssa-propagate.c.
2787 (vrp_fold_stmt): New function.
2788 (vrp_finalize): Pass it to substitute_and_fold.
2789 * tree-flow.h (vrp_evaluate_conditional): Remove.
2790 (simplify_stmt_using_ranges): Likewise.
2791 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
2792 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2793 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
2795 (fold_predicate_in): Move to tree-vrp.c.
2796 (substitute_and_fold): Use the callback instead of calling into
2797 tree-vrp.c functions directly.
2799 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2801 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
2802 comparison warning on rs6000.
2805 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
2806 GIMPLE_EH_MUST_NOT_THROW cleanup.
2807 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2809 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
2812 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
2813 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
2814 LIB_SPEC for darwin10 and later since it always uses the unwinder in
2815 libSystem which is derived from the gcc 4.2.1 unwinder.
2817 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2820 * varasm.c (default_encode_section_info): Copy TLS model into
2821 sym_ref flags regardless of backend support for TLS, for all
2822 model types except TLS_MODEL_EMULATED.
2824 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2827 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
2828 we can handle it correctly.
2830 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2832 * doc/install.texi (os2): Remove section.
2834 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2836 * doc/standards.texi (Objective-C): Adjust two URLs.
2838 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
2840 * tree-tailcall.c (process_assignment): Don't check if a
2841 multiplication or an addition are already present.
2842 (find_tail_calls): Combine multiple additions and multiplications.
2843 (adjust_accumulator_values): Emit accumulators.
2845 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
2847 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
2848 xmm register restore.
2850 2009-09-21 Jan Hubicka <jh@suse.cz>
2852 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
2853 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
2856 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
2858 * stor-layout.c (layout_type): Remove obsolete code.
2860 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
2863 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
2865 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2868 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
2869 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
2870 (fold_builtin_2, do_mpc_arg1): Update accordingly.
2871 * fold-const.c (const_binop): Likewise.
2872 * real.h (do_mpc_arg2): Update prototype.
2874 2009-09-20 Jan Hubicka <jh@suse.cz>
2876 * dwarf2out.c (add_const_value_attribute): Return true if successful.
2877 (add_location_or_const_value_attribute): Rewrite using
2879 (tree_add_const_value_attribute): Return true if successful.
2880 (tree_add_const_value_attribute_for_decl): Likewise.
2882 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
2883 (loc_descriptor): ... here;
2884 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2885 (cst_pool_loc_descr): Break out from ...; do not reffer constant
2886 pool items that was not marked for output.
2887 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
2888 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2889 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2890 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
2891 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
2892 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
2893 DW_OP_stack_value to get address of items that are not available
2895 (dw_loc_list): Handle single element lists correctly.
2897 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
2898 Pascal Obry <obry@adacore.com>
2900 * unwind-dw2-fde.c (classify_object_over_fdes):
2901 Cast the constant 1 to _Unwind_Ptr.
2902 (add_fdes): Likewise.
2903 (linear_search_fdes): Likewise.
2905 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
2907 * stor-layout.c (set_sizetype): Avoid useless type copy.
2909 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2911 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
2913 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
2914 * configure, config.in: Regenerate.
2915 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
2917 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
2918 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
2919 for global data if the output could be used in a shared library.
2920 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
2921 to 0 if TARGET_WRITABLE_EH_FRAME.
2923 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
2925 PR rtl-optimization/39886
2926 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
2927 just when insn is equal to BB_END (bb).
2929 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
2931 * config/mips/mips.opt (mrelax-pic-calls): New option.
2932 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
2934 (mips_unspec_call): Change "unspec_call" expander into this.
2935 (mips_strip_unspec_call): New function.
2936 (mips_got_load): Call mips_unspec_call instead of
2937 gen_unspec_call<mode>.
2938 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
2940 (mips_cfg_in_reorg): New function.
2941 (mips16_lay_out_constants): Use it to decide whether to call
2942 CFG-aware insn splitting.
2943 (r10k_insert_cache_barriers): Move CFG set-up code from here to
2944 mips_reorg. Move DF set-up code from here ...
2945 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
2947 (mips_reorg): Call mips_df_reorg instead of
2948 r10k_insert_cache_barriers. Move CFG set-up code here from
2949 r10k_insert_cache_barriers.
2950 (mips_call_expr_from_insn): New function.
2951 (mips_pic_call_symbol_from_set): Likewise.
2952 (mips_find_pic_call_symbol): Likewise.
2953 (mips_annotate_pic_call_expr): Likewise.
2954 (mips_get_pic_call_symbol): Likewise.
2955 (mips_annotate_pic_calls): Likewise.
2956 (mips_override_options): Disable -mrelax-pic-calls unless PIC
2958 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
2959 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
2960 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
2962 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
2963 (unspec_call<mode>): Remove it.
2964 (sibcall_internal, sibcall_value_internal,
2965 sibcall_value_multiple_internal, call_internal, call_split,
2966 call_value_internal, call_value_split,
2967 call_value_multiple_internal, call_value_multiple_split): Pass
2968 SIZE_OPNO to MIPS_CALL.
2969 (call_internal_direct, call_direct_split,
2970 call_value_internal_direct, call_value_direct_split): Pass -1 as
2971 SIZE_OPNO to MIPS_CALL.
2972 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
2973 * configure: Regenerate.
2974 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
2975 and -mno-relax-pic-calls.
2976 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
2978 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2981 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
2982 in the directory this rule is called from, rather than the
2983 toplevel 'gcc' directory, to fix in-tree build.
2985 2009-09-19 Chris Demetriou <cgd@google.com>
2987 PR preprocessor/28435:
2988 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
2989 to cpplib that the preprocessor output is needed.
2991 2009-09-19 Jakub Jelinek <jakub@redhat.com>
2993 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
2994 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
2995 *return_and_restore_fpregs_<mode>,
2996 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
2999 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
3000 instead of assuming it has always a REG inside of it.
3002 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
3004 * config/freebsd.h: Update comment on types.
3005 (WINT_TYPE): Define.
3007 2009-09-18 Jason Merrill <jason@redhat.com>
3009 * c.opt: Add -fno-deduce-init-list.
3011 2009-09-18 Neil Vachharajani <nvachhar@google.com>
3013 * value-prof.c (interesting_stringop_to_profile_p): Added output
3014 argument to indicate which parameter is the size parameter.
3015 * value-prof.c (gimple_stringop_fixed_value): Use
3016 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
3017 * value-prof.c (gimple_stringops_transform): Update call sites to
3018 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
3020 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
3023 From David Binderman <dcb314@hotmail.com>:
3024 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
3025 local variable f. Remove stale comments.
3026 (ix86_compute_frame_layout): Remove useless local variable total_size.
3027 Remove #if 0'd code.
3028 (legitimate_address_p): Remove useless local variables
3029 reason_rtx and reason.
3030 (ix86_split_copysign_const): Remove useless local variable op1.
3031 (scale_counter): Remove useless local variable piece_size_mask.
3033 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3035 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3038 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3041 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3043 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3045 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3048 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3050 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3051 DW_OP_implicit_value even without dwarf_version 4.
3053 2009-09-17 Jan Hubicka <jh@suse.cz>
3055 * dwarf2out.c: Include tree-pass.h and gimple.h.
3056 (loc_list_plus_const): New function.
3057 (loc_descriptor_from_tree_1): Rename to ...
3058 (loc_descriptor_from_tree): ... remove original.
3059 (loc_list_from_tree): New function.
3060 (add_AT_location_description): Accept location list.
3061 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3062 (concatn_mem_loc_descriptor): Remove.
3063 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3065 (secname_for_decl): Move up.
3066 (hidden_reference_p): New function; break out from ...
3067 (loc_by_refernece): ... here; move up.
3068 (dw_loc_list): New function.
3069 (single_element_loc_list): New function.
3070 (single_element_loc_list_p): New function.
3071 (add_loc_descr_to_each): New function.
3072 (add_loc_list): New function.
3073 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3074 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3075 add diagnostics why expansion failed.
3076 (add_location_or_const_value_attribute): Support location lists.
3077 (add_bound_info): Likewise.
3078 (descr_info_loc): Update call of loc_descriptor_from_tree.
3079 (gen_variable_die): Work on location lists.
3080 * final.c (pass_final): Add dump file.
3081 * Makefile.in (dwarf2out.o): Add new dependencies.
3083 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3086 * real.c decimal_from_integer, decimal_integer_string): New.
3087 (real_from_integer): Use them as special case for decimal float.
3088 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3089 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3090 Do not append zero after the decimal point in string to convert.
3092 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3094 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3095 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3097 2009-09-17 Martin Jambor <mjambor@suse.cz>
3099 * common.opt (fipa-sra): New switch.
3100 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3101 * timevar.def (TV_IPA_SRA): New timevar.
3102 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3103 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3104 * tree-sra.c: Include cgraph.c.
3105 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3106 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3107 and grp_not_necessarilly_dereferenced.
3108 (func_param_count): New variable.
3109 (encountered_apply_args): New variable.
3110 (bb_dereferences): New variable.
3111 (final_bbs): New variable.
3112 (no_accesses_representant): New variable.
3113 (no_accesses_p): New function.
3114 (dump_access): Dump the new fields.
3115 (sra_initialize): Set encountered_apply_args to false.
3116 (get_ssa_base_param): New function.
3117 (mark_parm_dereference): New function.
3118 (create_access): Caring for INIDRECT_REFs and different handling of
3119 varialble length accesses in early IPA SRA. Store the stmt - a new
3120 parameter - to the new access.
3121 (build_access_from_expr_1): New parameter stmt, passed to
3122 create_access. Handle INDIRECT_REFs.
3123 (build_access_from_expr): Pass the current statement to
3124 build_access_from_expr_1.
3125 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3127 (build_accesses_from_assign): Pass the current statement to
3128 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3129 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3130 final_bbs when necessary. Check for calls to __builtin_apply_args.
3131 Fixup EH info if anythng was changed.
3132 (is_unused_scalar_param): New function.
3133 (ptr_parm_has_direct_uses): New function.
3134 (find_param_candidates): New function.
3135 (mark_maybe_modified): New function.
3136 (analyze_modified_params): New function.
3137 (propagate_dereference_distances): New function.
3138 (dump_dereferences_table): New function.
3139 (analyze_caller_dereference_legality): New function.
3140 (unmodified_by_ref_scalar_representative): New function.
3141 (splice_param_accesses): New function.
3142 (decide_one_param_reduction): New function.
3143 (enum ipa_splicing_result): New type.
3144 (splice_all_param_accesses): New function.
3145 (get_param_index): New function.
3146 (turn_representatives_into_adjustments): New function.
3147 (analyze_all_param_acesses): New function.
3148 (get_replaced_param_substitute): New function.
3149 (get_adjustment_for_base): New function.
3150 (replace_removed_params_ssa_names): New function.
3151 (sra_ipa_reset_debug_stmts): New function.
3152 (sra_ipa_modify_expr): New function.
3153 (sra_ipa_modify_assign): New function.
3154 (convert_callers): New function.
3155 (modify_function): New function.
3156 (ipa_sra_preliminary_function_checks): New function.
3157 (ipa_early_sra): New function.
3158 (ipa_early_sra_gate): New function.
3159 (pass_early_ipa_sra): New variable.
3160 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3162 2009-09-17 Michael Matz <matz@suse.de>
3165 * tree.c (build_type_attribute_qual_variant): Export.
3166 * tree.h (build_type_attribute_qual_variant): Declare.
3167 * tree-inline.c (remap_type_1): Use it to build variants with
3168 the original qualifiers and attributes.
3170 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3172 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3173 without a fallthrough edge.
3175 2009-09-16 DJ Delorie <dj@redhat.com>
3177 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3178 chip and ignore the "fast_interrupt" attribute if so.
3180 2009-09-16 Richard Henderson <rth@redhat.com>
3183 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3186 2009-09-16 Richard Henderson <rth@redhat.com>
3189 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3190 is set only if DECL_NO_STATIC_CHAIN is unset.
3191 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3192 (FOR_EACH_NEST_INFO): New.
3193 (walk_all_functions): Use it.
3194 (finalize_nesting_tree): Likewise.
3195 (unnest_nesting_tree): Likewise.
3196 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3197 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3198 (convert_gimple_call): Early out if gimple_call_chain already set.
3199 (convert_all_function_calls): Iterate until no new functions
3200 require a static chain.
3201 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3202 when building a trampoline. Use dump_function_to_file instead
3204 (lower_nested_functions): Open dump_file. Validate that decls
3205 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3206 bit reset by this pass.
3208 2009-09-16 Michael Matz <matz@suse.de>
3211 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3212 shorten decl_common_unused.
3213 (DECL_RESTRICTED_P): New accessor.
3214 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3215 to disambiguate marked decls and restrict pointers.
3217 2009-09-16 Richard Henderson <rth@redhat.com>
3220 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3222 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3224 * integrate.c (set_block_abstract_flags): Call
3225 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3227 2009-09-16 Richard Guenther <rguenther@suse.de>
3230 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3233 2009-09-16 DJ Delorie <dj@redhat.com>
3234 Kaz Kojima <kkojima@gcc.gnu.org>
3236 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3237 (sh_expand_prologue): Update calls to output_stack_adjust.
3238 (sh_expand_epilogue): Likewise.
3240 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3243 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3244 trying to limit the extent of searches in the insn stream.
3246 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3247 Jakub Jelinek <jakub@redhat.com>
3251 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3253 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3254 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3255 (rs6000_savres_strategy): Always save FP registers inline if the
3256 target doesn't support hardware double-precision. Set the above
3257 bits in return value when needed.
3258 (rs6000_savres_routine_sym): Fix computation for cache selector.
3259 Mark the generated symbol as a function. Rename exitp argument to
3260 lr. Move code for determining the name of the symbol...
3261 (rs6000_savres_routine_name): ...here. New function. Add cases for
3262 getting the names right on AIX and 64-bit Linux.
3263 (savres_routine_name): New variable.
3264 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3265 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3266 on what the target routine uses as a base register. If savep && lr
3267 describe saving of r0 into memory slot.
3268 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3269 line calls for AIX ABI.
3270 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3271 determine FP save/restore functions.
3272 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3273 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3275 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3276 Duplicate restoration of LR and execute the appropriate one
3277 depending on whether GPRs are being restored inline. Set r11 from
3278 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3279 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3280 Fix out of line calls for AIX ABI.
3281 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3283 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3285 (*restore_gpregs_spe): Likewise.
3286 (*return_and_restore_gpregs_spe): Likewise.
3287 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3288 Define to empty string unconditionally.
3289 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3290 Define to empty string unconditionally.
3291 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3294 2009-09-15 Jan Hubicka <jh@suse.cz>
3296 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3297 * params.def (inline-insns-auto): Likewise.
3299 2009-09-15 Martin Jambor <mjambor@suse.cz>
3301 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3302 individual statements only at TDF_DETAILS dump level. Format
3303 source for 80 characters per line.
3305 2009-09-15 Christian Bruel <christian.bruel@st.com>
3307 * regrename.c (do_replace): Update REG_DEAD notes.
3309 2009-09-15 Revital Eres <eres@il.ibm.com>
3311 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3312 * targhooks.c (default_builtin_support_vector_misalignment):
3313 New builtin function.
3314 * targhooks.h (default_builtin_support_vector_misalignment):
3316 * target.h (builtin_support_vector_misalignment):
3317 New field in struct gcc_target.
3318 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3319 new builtin function.
3320 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3322 * config/rs6000/rs6000.c
3323 (rs6000_builtin_support_vector_misalignment): New function.
3324 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3326 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3328 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3330 (bfin_optimize_loop): Likewise.
3331 (bfin_gen_bundles): Likewise.
3332 (workaround_speculation): Likewise.
3333 (find_load): Return NULL_RTX for debug_insn.
3335 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3337 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3340 2009-09-14 DJ Delorie <dj@redhat.com>
3342 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3343 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3346 2009-09-14 Richard Henderson <rth@redhat.com>
3347 Jakub Jelinek <jakub@redhat.com>
3349 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3350 * cfgbuild.c (make_edges): Handle asm goto.
3351 * cfglayout.c (fixup_reorder_chain): Likewise.
3352 * cfgrtl.c (patch_jump_insn): Likewise.
3353 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3354 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3355 (gimple_build_asm_vec): Add and use labels parameter.
3356 (gimple_build_asm): Remove.
3357 (walk_gimple_asm): Walk labels too.
3358 * gimple.def (GIMPLE_ASM): Update docs.
3359 * gimple.h: Update decls.
3360 (struct gimple_statement_asm): Change nc to use unsigned char;
3362 (gimple_asm_nlabels): New.
3363 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3364 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3365 into gimple_build_asm_vec.
3366 * jump.c (mark_jump_label_asm): New.
3367 (mark_jump_label): Use it.
3368 (redirect_jump_1): Handle asm goto.
3369 (invert_jump_1): Soft fail if X is null.
3370 * recog.c (extract_asm_operands): New.
3371 (asm_noperands): Use it; handle asm labels.
3372 (decode_asm_operands): Use extract_asm_operands.
3373 (asm_operand_ok): Properly handle empty string.
3374 * reg-stack.c (get_asm_operands_in_out): Rename from
3375 get_asm_operand_n_inputs; use extract_asm_operands; return both
3376 inputs and outputs by reference; update all callers.
3377 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3378 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3379 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3380 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3381 (extract_asm_operands): Declare.
3382 * stmt.c (expand_asm_operands): Add and use labels parameter.
3383 (check_unique_operand_names): Likewise.
3384 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3385 (expand_asm_stmt): Handle asm labels.
3386 * tree-cfg.c (make_gimple_asm_edges): New.
3387 (make_edges): Use it.
3388 (cleanup_dead_labels): Handle asm labels.
3389 (is_ctrl_altering_stmt): Likewise.
3390 (gimple_redirect_edge_and_branch): Likewise.
3391 * tree.def (ASM_EXPR): Add 5th operand.
3392 * tree.h (ASM_LABELS): New.
3393 (resolve_asm_operand_names): Update decl.
3395 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3396 (c_parser_asm_goto_operands): New.
3397 * c-tree.h (build_asm_expr): Update decl.
3398 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3399 * doc/extend.texi: Document asm goto.
3401 2009-09-14 Richard Henderson <rth@redhat.com>
3403 * except.h: Update declarations.
3404 (struct pointer_map_t): Forward declare.
3405 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3406 (struct eh_landing_pad_d, eh_landing_pad): New.
3407 (struct eh_catch_d, eh_catch): New.
3408 (struct eh_region_d): Remove next_region_sharing_label, aka,
3409 label, tree_label, landing_pad, post_landing_pad, resume,
3410 may_contain_throw. Rename region_number to index. Remove
3411 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3412 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3413 (VEC(eh_landing_pad,gc)): New.
3414 (struct eh_status): Remove last_region_number. Add lp_array,
3415 throw_stmt_table, ttype_data, ehspec_data.
3416 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3417 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3418 * except.c (lang_protect_cleanup_actions): Return tree.
3419 (struct ehl_map_entry): Remove.
3420 (init_eh_for_function): Push zero entries for region and lp_array.
3421 (gen_eh_region): Add to region_array immediately.
3422 (gen_eh_region_catch): Operate on eh_catch objects.
3423 (gen_eh_landing_pad): New.
3424 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3425 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3426 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3427 (get_eh_landing_pad_from_number_fn): New.
3428 (get_eh_landing_pad_from_number): New.
3429 (get_eh_region_from_lp_number_fn): New.
3430 (get_eh_region_from_lp_number): New.
3431 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3432 (get_exception_pointer, get_exception_filter): Remove.
3433 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3434 (current_function_has_exception_handlers): Simplify.
3435 (bring_to_root, eh_region_replaceable_by_p): Remove.
3436 (replace_region, hash_type_list, hash_eh_region): Remove.
3437 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3438 (label_to_region_map, num_eh_regions): Remove.
3439 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3440 (find_exception_handler_labels): Remove.
3441 (duplicate_eh_regions_0, find_prev_try): Remove.
3442 (struct duplicate_eh_regions_data): New.
3443 (duplicate_eh_regions_1): Rewrite.
3444 (duplicate_eh_regions): Return a pointer map instead of an
3446 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3447 (redirect_eh_edge_to_label): Remove.
3448 (eh_region_outermost): Rewrite using eh_region pointers
3449 instead of integers.
3450 (add_ttypes_entry): Update for ttype_data move to eh_status.
3451 (add_ehspec_entry): Rewrite with VEC instead of varray.
3452 (assign_filter_values): Likewise. Export.
3453 (build_post_landing_pads, connect_post_landing_pads): Remove.
3454 (dw2_build_landing_pads): Rewrite to use lp_array.
3455 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3456 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3457 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3458 (sjlj_mark_call_sites): Update for landing pad numbers.
3459 (finish_eh_generation): Rewrite.
3460 (gate_handle_eh): Do nothing for no eh tree.
3461 (pass_rtl_eh): Move up near finish_eh_generation.
3462 (remove_eh_landing_pad): New.
3463 (remove_eh_handler): Export.
3464 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3465 (for_each_eh_label): Rewrite to use lp_array.
3466 (make_reg_eh_region_note): New.
3467 (make_reg_eh_region_note_nothrow_nononlocal): New.
3468 (insn_could_throw_p): New.
3469 (copy_reg_eh_region_note_forward): New.
3470 (copy_reg_eh_region_note_backward): New.
3471 (check_handled, add_reachable_handler): Remove.
3472 (reachable_next_level, foreach_reachable_handler): Remove.
3473 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3474 (get_eh_region_and_lp_from_rtx): New.
3475 (get_eh_region_from_rtx): New.
3476 (can_throw_internal_1, can_throw_external_1): Remove.
3477 (can_throw_internal): Use get_eh_region_from_rtx.
3478 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3479 (insn_nothrow_p, can_nonlocal_goto): New.
3480 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3481 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3482 (add_action_record): Use VEC not varray.
3483 (collect_one_action_chain): Update for eh_region changes.
3484 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3485 Use get_eh_region_and_lp_from_rtx.
3486 (gate_convert_to_eh_region_ranges): New.
3487 (pass_convert_to_eh_region_ranges): Use it.
3488 (push_uleb128, push_sleb128): Use VEC not varray.
3489 (output_one_function_exception_table): Likewise.
3490 (dump_eh_tree): Update for eh_region changes.
3491 (verify_eh_tree): Likewise.
3492 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3493 * tree-eh.c: Include target.h.
3494 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3495 Don't disallow GIMPLE_RESX; adjust argument check.
3496 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3497 (record_stmt_eh_region): Update for landing pad numbers;
3498 generate a landing pad if necessary.
3499 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3500 (remove_stmt_from_eh_lp_fn): Similarly.
3501 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3502 Update for lp numbers; don't special case missing throw_stmt_table.
3503 (lookup_expr_eh_lp): Similarly.
3504 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3505 (eh_seq, eh_region_may_contain_throw): New.
3506 (struct leh_state): Add ehp_region.
3507 (struct leh_tf_state): Remove eh_label.
3508 (emit_post_landing_pad): New.
3509 (emit_resx, emit_eh_dispatch): New.
3510 (note_eh_region_may_contain_throw): New.
3511 (frob_into_branch_around): Take eh_region not eh label;
3512 emit eh code into eh_seq.
3513 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3514 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3515 lower_eh_must_not_throw. Emit code to eh_seq.
3516 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3517 (lower_try_finally_onedest): Likewise.
3518 (lower_try_finally_copy): Likewise.
3519 (lower_try_finally_switch): Likewise.
3520 (lower_try_finally): Initialize ehp_region.
3521 (lower_catch): Update for eh_catch objects.
3522 (lower_eh_filter): Don't handle must_not_throw.
3523 (lower_eh_must_not_throw): New.
3524 (lower_cleanup): Don't set eh_label.
3525 (lower_eh_constructs_2): Resolve eh builtins.
3526 Handle GIMPLE_EH_MUST_NOT_THROW.
3527 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3528 Add eh_seq to the end of the function body.
3529 (make_eh_dispatch_edges): New.
3530 (make_eh_edge): Remove.
3531 (make_eh_edges): Simplify for landing pads.
3532 (redirect_eh_edge_1): New.
3533 (redirect_eh_edge): Use it.
3534 (redirect_eh_dispatch_edge): New.
3535 (stmt_could_throw_p): Use a switch. Allow RESX.
3536 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3537 (stmt_can_throw_internal): Likewise.
3538 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3539 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3540 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3541 (gate_refactor_eh): New.
3542 (pass_refactor_eh): Use it.
3543 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3544 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3545 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3546 (remove_unreachable_handlers): Rename from
3547 tree_remove_unreachable_handlers; rewrite for landing pads;
3548 call remove_eh_handler directly.
3549 (remove_unreachable_handlers_no_lp): New.
3550 (unsplit_eh, unsplit_all_eh): New.
3551 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3552 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3553 (cleanup_empty_eh_unsplit): New.
3554 (cleanup_empty_eh): Rewrite.
3555 (cleanup_all_empty_eh): New.
3556 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3557 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3558 (gate_cleanup_eh): New.
3559 (pass_cleanup_eh): Use it.
3560 (verify_eh_edges): Move later in file. Expect one EH edge.
3561 (verify_eh_dispatch_edge): New.
3563 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3564 (gtype-desc.o): Add TARGET_H.
3565 (tree.o): Use EXCEPT_H, not except.h.
3566 (cfgbuild.o): Add EXPR_H.
3567 (GTFILES): Add vecprim.h.
3568 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3569 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3570 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3571 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3572 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3573 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3574 calls to can_throw_internal.
3575 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3576 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3577 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3578 (expand_gimple_stmt): Use make_reg_eh_region_note.
3579 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3580 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3581 or find_exception_handler_labels.
3582 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3583 there is exacly one EH edge. Use can_nonlocal_goto and
3585 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3586 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3587 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3588 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3589 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3590 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3591 * dse.c (scan_insn): Use insn_could_throw_p.
3592 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3593 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3594 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3595 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3596 EXC_PTR_EXPR or FILTER_EXPR.
3597 (tree_expr_nonzero_warnv_p): Likewise.
3598 * function.h: Include vecprim.h, not varray.h
3599 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3600 move ttype_data and ehspec_data members to struct eh_status; change
3601 action_record_data member to a VEC.
3602 * gcse.c (hash_scan_set): Use can_throw_internal.
3603 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3604 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3605 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3606 (block_may_fallthru): Don't handle RESX_EXPR.
3607 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3608 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3609 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3610 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3611 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3612 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3613 (gimple_size): Likewise.
3614 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3615 (gimple_build_resx): Use gimple_build_with_ops.
3616 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3617 (is_gimple_val): Likewise.
3618 (is_gimple_stmt): Remove RESX_EXPR.
3619 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3620 (GIMPLE_RESX): Reorder with other EH constructs.
3621 * gimple.h (struct gimple_statement_eh_mnt): New.
3622 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3623 (gimple_eh_filter_must_not_throw): Remove.
3624 (gimple_eh_filter_set_must_not_throw): Remove.
3625 (gimple_eh_must_not_throw_fndecl): New.
3626 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3627 (is_gimple_resx): New.
3628 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3629 Don't copy EH_FILTER_MUST_NOT_THROW.
3630 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3631 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3632 handle must_not_throw_labels specially.
3633 * ipa-pure-const.c (check_call): Update debug statement for LP.
3634 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3635 * ipa-utils.c (get_base_var): Likewise.
3636 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3637 * lower-subreg.c (move_eh_region_note): Remove.
3638 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3639 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3640 (create_task_copyfn): Likewise.
3641 (maybe_catch_exception): Use gimple_build_eh_filter.
3642 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3643 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3644 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3645 and pass_lower_resx.
3646 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3647 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3648 can_throw_internal, can_nonlocal_goto.
3649 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3650 copy_reg_eh_region_note_forward.
3651 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3652 (emit_output_reload_insns): Likewise.
3653 (copy_eh_notes): Remove.
3654 * rtl.def (RESX): Remove.
3655 * rtl.h: Update declarations.
3656 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3657 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3658 (update_eh_label): Remove.
3659 (cleanup_dead_labels_eh): New.
3660 (cleanup_deal_labels): Use it instead of update_eh_label.
3661 (gimple_merge_blocks): Update landing pad data structure when
3662 removing a landing pad label.
3663 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3664 test; handle GIMPLE_EH_MUST_NOT_THROW.
3665 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3666 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3667 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3668 (verify_stmt): Likewise. Verify landing pads.
3669 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3670 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3671 (struct move_stmt_d): Add eh_map.
3672 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3673 (move_stmt_r): Remap eh region numbers in builtin calls,
3674 resx and eh_dispatch.
3675 (move_block_to_fn): Remove eh_offset parameter. Use
3676 maybe_duplicate_eh_stmt_fn.
3677 (find_outermost_region_in_block): Operate on eh_region pointers
3678 instead of region numbers.
3679 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3680 duplicate_eh_regions.
3681 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3682 test earlier. Disallow EH landing pads.
3683 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3684 * tree-flow.h: Update declarations.
3685 (struct tree_ann_common_d): Replace rn with lp_nr.
3686 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3687 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3688 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3689 resx and eh_dispatch.
3690 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3691 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3692 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3693 from duplicate_eh_regions.
3694 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3695 update RESX; handle EH_DISPATCH.
3696 (expand_call_inline): Set eh_lp_nr, not eh_region.
3697 (maybe_inline_call_in_expr): Likewise.
3698 * tree-inline.h (struct copy_body_data): Replace eh_region with
3699 eh_lp_nr, eh_region_offset with eh_map.
3700 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3701 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3702 * tree-pretty-print.c (dump_generic_node): Don't handle
3703 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3704 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3705 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3706 EXC_PTR_EXPR, FILTER_EXPR.
3707 * tree-ssa-operands.c (get_expr_operands): Likewise.
3708 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3709 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3710 (ao_ref_init_from_vn_reference): Likewise.
3711 * tree-ssa-sink.c (statement_sink_location): Likewise.
3712 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3713 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3714 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3715 EXC_PTR_EXPR, FILTER_EXPR.
3716 (is_exception_related): Remove.
3717 (compute_avail): Don't call it.
3718 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3719 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3720 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3721 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3723 (build_resx): Remove.
3724 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3725 * tree.h: Update declarations.
3726 (EH_FILTER_MUST_NOT_THROW): Remove.
3727 (struct tree_label_decl): Add eh_landing_pad_nr.
3728 (EH_LANDING_PAD_NR): New.
3729 * value-prof.c (gimple_ic): Tidy variable names. Update for
3730 landing pad numbers.
3731 (gimple_stringop_fixed_value): Tidy variable names. Assert
3732 that neither call stmt can throw.
3733 * vecprim.h (uchar): New.
3734 (VEC(uchar,heap), VEC(uchar,gc)): New.
3736 * c-common.c (c_define_builtins): Update call to
3737 build_common_builtin_nodes.
3738 * c-parser.c (c_parse_file): Don't call
3739 default_init_unwind_resume_libfunc.
3741 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3743 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
3744 (mips_cprestore_address_p): Likewise.
3745 (mips_save_gp_to_cprestore_slot): Likewise.
3746 (mips_restore_gp): Rename to...
3747 (mips_restore_gp_from_cprestore_slot): ...this.
3748 (mips_must_initialize_gp_p): Declare.
3749 (mips_emit_save_slot_move): Likewise.
3750 (mips_output_load_label): Return nothing.
3751 (mips_eh_uses): Declare.
3752 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3753 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3754 (TARGET_ABSOLUTE_JUMPS): Likewise.
3755 (EH_USES): Likewise.
3756 (FIRST_PSEUDO_REGISTER): Update comment.
3757 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3758 (MIPS_CALL): ...here.
3759 (REGISTER_NAMES): Add $cprestore.
3760 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3761 Add load_label_length, has_inflexible_gp_insn_p,
3762 has_flexible_gp_insn_p, must_initialize_gp_p and
3763 must_restore_gp_when_clobbered_p.
3764 (mips_expand_call): Don't generate split instructions here.
3765 (mips_split_call): Update the call to mips_restore_gp after
3766 the above name change.
3767 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3768 (mips_find_gp_ref): New function.
3769 (mips_insn_has_inflexible_gp_ref_p): Likewise.
3770 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
3771 (mips_insn_has_flexible_gp_ref_p): Likewise.
3772 (mips_cfun_has_flexible_gp_ref_p): Likewise.
3773 (mips_function_has_gp_insn): Delete.
3774 (mips_global_pointer): Drop the df_regs_ever_live_p check.
3775 Use the new functions above. Only return INVALID_REGNUM
3776 for TARGET_ABSOLUTE_JUMPS.
3777 (mips_must_initialize_gp_p): New function.
3778 (mips_get_cprestore_base_and_offset): New function, extracted from...
3779 (mips_cprestore_slot): ...here. Take a bool parameter.
3780 (mips_cfun_has_cprestore_slot_p): New function.
3781 (mips_cprestore_address_p): Likewise.
3782 (mips_save_gp_to_cprestore_slot): Likewise.
3783 (mips_restore_gp): Rename to...
3784 (mips_restore_gp_from_cprestore_slot): ...this. Assert
3785 epilogue_completed. Update the call to mips_cprestore_slot.
3786 Test cfun->machine->must_restore_gp_when_clobbered_p.
3787 (mips_direct_save_slot_move_p): New function.
3788 (mips_emit_save_slot_move): Likewise.
3789 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
3790 of cfun->machine->global_pointer.
3791 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
3792 (mips_save_reg): Use mips_emit_save_slot_move.
3793 (mips_expand_prologue): Set must_initialize_gp_p.
3794 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
3795 for all cprestore saves. Emit a use_cprestore instruction after
3796 setting up the cprestore slot.
3797 (mips_restore_reg): Use mips_emit_save_slot_move.
3798 (mips_process_load_label): New function.
3799 (mips_load_label_length): Likewise.
3800 (mips_output_load_label): Don't return asm: output it here instead.
3801 Use mips_process_load_label.
3802 (mips_adjust_insn_length): Adjust the length of branch instructions
3803 that have length MAX_PIC_BRANCH_LENGTH.
3804 (mips_output_conditional_branch): Update the call to
3805 mips_output_load_label. Assume the branch target is OPERANDS[0]
3806 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
3807 (mips_output_order_conditional_branch): Swap the meaning of
3808 OPERANDS[0] and OPERANDS[1].
3809 (mips_variable_issue): Don't count ghost instructions.
3810 (mips_expand_ghost_gp_insns): New function.
3811 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
3812 (mips_output_mi_thunk): Set must_initialize_gp_p.
3813 (mips_eh_uses): New function.
3814 * config/mips/predicates.md (cprestore_save_slot_operand)
3815 (cprestore_load_slot_operand): New predicates.
3816 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
3817 (UNSPEC_MOVE_GP): Likewise.
3818 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
3819 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
3820 (CPRESTORE_SLOT_REGNUM): New register.
3821 (MAX_PIC_BRANCH_LENGTH): New constant.
3822 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
3823 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
3824 branches. Fix commentary.
3825 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
3826 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
3827 Change type to "ghost".
3828 (loadgp_absolute_<mode>): Likewise.
3829 (loadgp_rtp_<mode>): Likewise.
3830 (copygp_mips16): Likewise.
3831 (loadgp_blockage): Remove redundant mode attribute.
3832 (potential_cprestore): New instruction.
3833 (cprestore): Turn into an unspec set.
3834 (use_cprestore): New instruction.
3835 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
3836 (*branch_fp_inverted): Likewise.
3837 (*branch_order<mode>): Likewise.
3838 (*branch_order<mode>_inverted): Likewise.
3839 (*branch_equality<mode>): Likewise.
3840 (*branch_equality<mode>_inverted): Likewise.
3841 (*branch_bit<bbv><mode>): Likewise.
3842 (*branch_bit<bbv><mode>_inverted): Likewise.
3843 (*branch_equality<mode>_mips16): Remove redundant mode.
3844 (jump): Turn into a define_expand.
3845 (*jump_absolute): New instruction.
3846 (*jump_pic): Likewise.
3847 (*jump_mips16): Rename previously-unnamed pattern. Remove
3848 redundant mode attribute.
3849 (restore_gp): Split on epilogue_completed rather than
3850 reload_completed. Change type to "ghost".
3851 (move_gp<mode>): New instruction.
3852 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
3853 Remove redundant mode attribute.
3854 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
3855 (bc1any4f, bc1any2t, bc1any2f): Likewise.
3856 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
3858 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3861 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
3862 are returned in the same register (vs34 or v2) that Altivec vector
3863 types are returned in.
3864 (rs6000_libcall_value): Ditto.
3867 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
3868 instead of explicit addsi3/adddi3 calls.
3869 (rs6000_split_multireg_move): Ditto.
3870 (rs6000_emit_allocate_stack): Ditto.
3871 (rs6000_emit_prologue): Ditto.
3872 (rs6000_output_mi_thunk): Ditto.
3874 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
3875 size is 64 bits if we can use 64-bit registers.
3877 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
3879 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
3882 From Jie Zhang <jie.zhang@analog.com>:
3883 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
3884 save FP and RETS with saveall attribute.
3885 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
3886 with saveall attribute.
3888 * config/bfin/bfin.c (bfin_expand_builtin,
3889 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
3892 From Jie Zhang <jie.zhang@analog.com>:
3893 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
3894 before use in two places.
3895 * config/bfin/bfin.md (AREG): Define mode iterator.
3896 (reload_in, reload_out): Use mode iterator AREG.
3898 2009-09-14 Richard Guenther <rguenther@suse.de>
3901 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
3902 EH personality path.
3904 2009-09-13 Richard Guenther <rguenther@suse.de>
3905 Rafael Avila de Espindola <espindola@google.com>
3907 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
3908 (LANG_HOOKS_EH_PERSONALITY): Likewise.
3909 (LANG_HOOKS_INITIALIZER): Adjust.
3910 (lhd_pass_through_t): Declare.
3911 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
3913 * langhooks.c (lhd_pass_through_t): New function.
3914 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
3915 dwarf2out_begin_prologue): Use personality from current_function_decl.
3916 * expr.h (get_personality_function): Declare.
3917 * expr.c (get_personality_function): New function.
3918 (build_personality_function): Likewise.
3919 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
3920 (eh_personality_libfunc): Remove.
3921 * optabs.c (build_libfunc_function): New function split out from ...
3922 (init_one_libfunc): ... here.
3923 * tree.h (DECL_FUNCTION_PERSONALITY): New.
3924 (tree_function_decl): Add personality.
3925 (lhd_gcc_personality): Declare.
3926 (build_personality_function): Likewise.
3927 * tree.c (gcc_eh_personality_decl): New.
3928 (lhd_gcc_personality): New function.
3929 * except.h (lang_eh_runtime_type): Remove.
3930 (enum eh_personality_kind): New.
3931 (build_personality_function): Declare.
3932 (function_needs_eh_personality): Declare.
3933 * except.c (lang_eh_runtime_type): Remove.
3934 (function_needs_eh_personality): New function.
3935 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
3936 (sjlj_emit_function_enter, output_function_exception_table):
3937 Use personality from current_function_decl.
3938 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
3939 * tree-inline.c (tree_can_inline_p): Do not inline across different
3941 (expand_call_inline): Likewise. Adjust the callers EH personality.
3942 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
3943 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
3944 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
3945 (c-parser.o): Likewise
3946 * c-tree.h (c_eh_initialized_p): Remove.
3947 (c_maybe_initialize_eh): Likewise.
3948 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
3949 (finish_decl): Don't call c_maybe_initialize_eh.
3950 (c_eh_initialized_p): Remove.
3951 (c_maybe_initialize_eh): Likewise.
3952 * c-parser.c (c_parser_omp_construct): Likewise.
3953 (c_parse_file): Initialize exception handling.
3955 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
3957 * config.gcc (tm_file): Remove i386/biarch32.h
3958 for i?86-w64-mingw* case.
3959 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
3961 * config.host: Set for x64 mingw the option
3962 use_long_long_for_widest_fast_int to yes.
3964 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
3966 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3967 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
3968 (dbxout_begin_function): Likewise.
3969 * final.c (dwarf2_debug_info_emitted_p): New predicate.
3970 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
3971 set on the function.
3972 (final_end_function): Likewise.
3973 (final_scan_insn): Likewise.
3974 (rest_of_handle_final): Likewise.
3975 * varasm.c (assemble_start_function): Likewise.
3976 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3978 2009-09-12 Jason Merrill <jason@redhat.com>
3980 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
3981 * opts.c (common_handle_option): constify.
3983 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3985 * doc/install.texi (avr): Remove obsolete reference site.
3987 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3989 * doc/install.texi (Binaries): Adjust AIX link.
3991 2009-09-12 Akim Demaille <demaille@gostai.com>
3993 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
3994 Use an imperative sentence.
3996 2009-09-11 Richard Henderson <rth@redhat.com>
3998 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
3999 structure-name and has-tree-operands arguments; update all entries.
4000 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
4002 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
4003 (gsstruct_code_size): New.
4004 (gss_for_code_): New.
4005 (gss_for_code): Remove.
4006 (gimple_size): Rewrite using gsstruct_code_size.
4007 (gimple_statement_structure): Move to gimple.h.
4008 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
4009 (gss_for_code, gimple_statement_structure): New.
4010 (gimple_ops): Use new arrays; tidy.
4012 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4014 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
4015 operand to be a PLUS expression.
4016 * config/pa/pa.c (pa_secondary_reload): Likewise.
4018 2009-09-11 Jakub Jelinek <jakub@redhat.com>
4020 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
4022 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
4025 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4027 From Jie Zhang <jie.zhang@analog.com>:
4028 * doc/extend.texi (node Function Attributes): Document l2
4030 (node Blackfin Variable Attributes): Document l2 variable attributes.
4032 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4034 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4035 to match the system compiler's configuration at inflection point.
4036 Add comment to remark a remaining difference with system compiler.
4038 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4039 * configure: Regenerate.
4041 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4043 From Jie Zhang <jie.zhang@analog.com>:
4044 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4045 (bfin_handle_l2_attribute): New.
4046 (bfin_attribute_table): Add l2 attribute.
4048 2009-09-11 Michael Matz <matz@suse.de>
4051 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4052 on the local_decls list.
4054 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4058 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4060 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4061 for VALUEs, to implement the documented interface.
4062 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4063 Adjust for VALUEs and anything else, to implement the
4064 documented interface.
4066 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4068 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4069 with actual SPE/paired vector modes before using 64-bit alignment.
4070 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4072 2009-09-10 DJ Delorie <dj@redhat.com>
4074 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4077 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4078 * config/mep/mep.c (mep_legitimate_constant_p): New.
4079 * config/mep/mep-protos.h: Prototype it.
4081 2009-09-10 Richard Henderson <rth@redhat.com>
4083 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4085 2009-09-10 Jason Merrill <jason@redhat.com>
4087 * tree.c (chain_index): New fn.
4088 * tree.h: Declare it.
4090 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4092 * config/sol2-c.c (cmn_err_length_specs): Initialize
4093 scalar_identity_flag.
4095 2009-09-10 Richard Henderson <rth@redhat.com>
4097 * tree.h (struct tree_decl_common): Move align member earlier;
4098 move label_decl_uid member ...
4099 (struct tree_label_decl): ... here.
4100 (LABEL_DECL_UID): Update to match.
4102 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4105 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4106 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4108 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4109 dest_prev if the edge is complex.
4111 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4113 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4114 loop latch tests earlier.
4116 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4117 before GIMPLE_RETURN, not after its predecessor; insert
4120 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4121 gimple_seq_empty_p to test for no PHI nodes.
4122 * tree-cfg.c (split_critical_edges): Likewise.
4124 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4126 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4128 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4129 introduced by the VTA branch merge.
4131 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4133 * ira-conflicts.c: Use fputs or putc instead of fprintf
4137 * tree-switch-conversion.c: Ditto.
4139 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4141 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4142 introduced by the VTA branch merge.
4144 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4147 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4149 PR rtl-optimization/39779
4150 * expr.c (convert_modes): Return when mode == oldmode after
4151 CONST_INTs are processed.
4153 2009-09-10 Nick Clifton <nickc@redhat.com>
4155 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4156 attribute and referring decl when creating renamed symbol.
4158 2009-09-10 Richard Guenther <rguenther@suse.de>
4161 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4163 (cgraph_finalize_compilation_unit): Compute reachability
4164 before emitting thunks. Properly process aliases before
4165 possibly removing unreachable nodes.
4167 2009-09-10 Richard Guenther <rguenther@suse.de>
4170 * tree.c (struct free_lang_data_d): Add worklist member.
4171 (find_decls_types_r): Push onto the worklist instead of recursing.
4172 Handle TREE_BINFOs properly.
4173 (find_decls_types): New function wrapped around find_decls_types_r
4174 to process the worklist.
4175 (find_decls_types_in_eh_region): Use it.
4176 (find_decls_types_in_node): Likewise.
4177 (find_decls_types_in_var): Likewise.
4178 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4179 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4180 (AGGREGATE_TYPE_P): Adjust.
4182 2009-09-09 Jason Merrill <jason@redhat.com>
4184 * configure.ac: Check glibc version even if we have an in-tree
4187 2009-09-09 Anthony Green <green@moxielogic.com>
4189 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4190 the constant 0 when appropriate.
4191 * config/moxie/constraints.md: Add constraint O.
4193 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4194 to pass up to 6 32-bit argument values in registers.
4195 (moxie_function_arg): Ditto.
4196 (moxie_arg_partial_bytes): Ditto.
4197 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4198 (REG_PARM_STACK_SPACE): Ditto.
4199 (FUNCTION_ARG_REGNO_P): Ditto.
4201 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4202 instruction to allocate stack space.
4204 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4206 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4207 unnecessarily stringent constraints. Fix address
4208 calculation in the splitters.
4210 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4212 PR rtl-optimization/39779
4213 * expr.c (convert_modes): Return when mode == oldmode after
4214 CONST_INTs are processed.
4216 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4219 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4220 (ix86_expand_prologue): Take frame.padding0 into logic of
4222 (ix86_expand_epilogue): Likewise.
4224 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4226 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4228 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4229 * config/t-slibgcc-libgcc: New file.
4230 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4232 2009-09-09 Martin Jambor <mjambor@suse.cz>
4234 PR tree-optimization/41089
4235 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4238 2009-09-09 Richard Henderson <rth@redhat.com>
4240 * gimple.h (CASE_GIMPLE_OMP): New.
4241 (is_gimple_omp): Use it.
4242 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4243 (verify_gimple_debug): Likewise.
4245 2009-09-09 Richard Guenther <rguenther@suse.de>
4247 PR tree-optimization/41101
4248 * tree-ssa-pre.c (maximal_set): Remove.
4249 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4250 Defer all blocks we didn't visit at least one successor.
4251 (add_to_exp_gen): Do not add to the maximal set.
4252 (make_values_for_phi): Likewise.
4253 (compute_avail): Likewise.
4254 (init_pre): Do not allocate the maximal set.
4255 (execute_pre): Do not dump it.
4257 2009-09-09 Martin Jambor <mjambor@suse.cz>
4259 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4260 an SSA_NAME rather than a is_gimple_variable.
4262 2009-09-09 Richard Guenther <rguenther@suse.de>
4265 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4266 code dealing with plain pointer bases.
4267 (maybe_fold_offset_to_reference): Likewise.
4268 (maybe_fold_stmt_addition): Adjust.
4270 2009-09-09 Richard Guenther <rguenther@suse.de>
4272 * tree.c (free_lang_data_in_type): Do not free the type variant
4274 (free_lang_data): Merge char_type_node with its properly signed
4276 (pass_ipa_free): Collect after freeing language specific data.
4278 2009-09-09 Michael Matz <matz@suse.de>
4281 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4282 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4283 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4286 2009-09-08 DJ Delorie <dj@redhat.com>
4288 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4290 2009-09-04 Jason Merrill <jason@redhat.com>
4292 * tree.c (tree_find_value): Remove.
4293 * tree.h: Remove prototype.
4294 * varasm.c (assemble_external): Use value_member instead.
4296 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4298 * toplev.c (process_options): Choose default debugging type when
4299 gtoggle enables debug info and type is unset.
4301 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4305 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4308 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4310 * configure: Rebuilt with modified libtool.m4.
4312 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4317 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4319 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4321 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4322 (remove_statement): Likewise.
4323 (rewrite_use_nonlinear_expr): Adjust.
4324 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4325 * tree-ssa.c (release_defs_bitset): ... this. New.
4326 * tree-flow.h (release_defs_bitset): Declare.
4328 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4331 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4332 in the middle block.
4334 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4336 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4337 via intptr_t to long type.
4338 (insert_operand_rank): Cast long type via intptr_t to
4340 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4342 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4343 from pointer to unsigned via uintptr_t.
4345 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4346 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4348 * configure: Regenerated.
4349 * config.in: Regenerated
4350 * system.h (stdint.h): Add include.
4351 (inttypes.h): Likewise.
4352 * Makefile.in (aclocal): Add config/stdint.m4.
4353 * aclocal.m4: Regenerated.
4355 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4357 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4359 (note_np_check_stores): New function.
4360 (harmless_null_pointer_p): New function.
4361 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4362 changed. Take into account whether we're in the shadow of a condjump
4363 that tested NP_REG for NULL.
4364 Lose all code that tested for SEQUENCEs.
4365 (workaround_speculation): Avoid inserting NOPs for loads that are
4366 either always executed or a NULL pointer.
4368 2009-09-08 Jan Hubicka <jh@suse.cz>
4370 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4371 * params.def (early-inlining-insns): Likewise.
4373 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4375 PR rtl-optimization/41239
4376 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4377 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4379 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4380 across calls, as the calls might not always return normally.
4381 (call_may_noreturn_p): New function.
4382 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4383 (init_deps): Initialize it.
4384 (remove_from_deps): Also remove calls from
4385 last_function_call_may_noreturn list.
4387 2009-09-07 Richard Henderson <rth@redhat.com>
4389 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4390 more VR->OPERANDS than LHS operands. Free LHS before returning.
4392 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4394 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4395 (attr "addrtype"): New member "spreg".
4396 Use it if mem_spfp_address_operand is true for the address.
4397 (attr "type"): New entry "stall".
4398 (cpu_unit "load"): New.
4399 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4401 (insn_reservation "loadsp"): New.
4402 (insn_reservation "load_stall1"): New.
4403 (insn_reservation "load_stall3"): New.
4405 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4406 (mem_p_address_operand): Exclude stack and frame pointer based
4408 (mem_spfp_address_operand): New; match them here.
4409 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4410 (bfin_reorg): Call it if scheduling insns.
4411 (bfin_gen_bundles): Remove dummy insns created by
4412 add_sched_insns_for_speculation.
4414 From Jie Zhang <jie.zhang@analog.com>:
4415 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4416 bfin_si_revision, bfin_workarounds): Move these ...
4417 * config/bfin/bfin.h: ... here.
4419 From Mike Frysinger <michael.frysinger@analog.com>
4420 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4421 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4422 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4423 bf547m, bf548m, and bf549m.
4424 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4425 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4426 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4427 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4428 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4429 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4430 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4431 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4432 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4433 bf542m, bf544m, bf547m, bf548m, and bf549m.
4435 From Jie Zhang <jie.zhang@analog.com>:
4436 * config/bfin/predicates.md (p_register_operand): New predicate.
4437 (dp_register_operand): New predicate.
4438 * config/bfin/bfin-protos.h (WA_05000074): Define.
4439 (ENABLE_WA_05000074): Define.
4440 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4441 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4442 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4443 (define_attr addrtype): Allow load/store register to be P register.
4444 (define_attr storereg): New.
4445 (define_cpu_unit anomaly_05000074): New.
4446 (define_insn_reservation dsp32shiftimm): New.
4447 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4448 (define_insn_reservation loadp): Cannot use slot2.
4449 (define_insn_reservation loadsp): Cannot use slot2.
4450 (define_insn_reservation storep): Cannot use slot2. Does not
4451 apply when working around 05000074.
4452 (define_insn_reservation storep_anomaly_05000074): New.
4453 (define_insn_reservation storei): Does not apply when working
4455 (define_insn_reservation storei_anomaly_05000074): New.
4456 (define_attr length): Add dsp32shiftimm case.
4457 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4458 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4459 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4460 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4461 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4463 2009-09-07 Martin Jambor <mjambor@suse.cz>
4466 * tree-sra.c (create_artificial_child_access): Return NULL if
4467 build_ref_for_offset fails.
4468 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4469 and create_artificial_child_access to fail.
4471 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4474 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4475 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4476 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4478 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4480 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4481 block, ensure it has an exit edge. Emit a barrier after a jump.
4483 2009-09-07 Nick Clifton <nickc@redhat.com>
4485 * gcc.c (this_is_linker_script): New variable. Like
4486 this_is_library_file but for the %T constructor.
4487 (end_going_arg): If this_is_linker_script is set then locate the
4488 script and insert a --script switch before it
4489 (do_spec_2): Initialise this_is_linker_script.
4490 (do_spec_1): Likewise. Handle %T construct.
4491 (eval_spec_function): Preserve this_is_linker_script.
4492 * doc/invoke.texi: Document %T construct in spec files.
4493 * config/m32c/m32c.h (LIB_SPEC): Use it.
4495 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4497 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4498 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4499 when volatile flag is set.
4500 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4502 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4505 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4506 (combine_stack_adjustments_for_block): Allow insns between stack
4507 adjustments and stores with corresponding pre-(dec|inc)rement or
4508 pre-modify operation.
4510 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4513 * combine-stack-adj.c (struct csa_memlist): Rename to...
4514 (struct csa_reflist): ... this. Rename mem field to ref.
4515 (free_csa_memlist): Rename to...
4516 (free_csa_reflist): ... this.
4517 (record_one_stack_memref): Rename to...
4518 (record_one_stack_ref): ... this. Handle also REG_P.
4519 (try_apply_stack_adjustment): Handle also REG_P.
4520 (struct record_stack_memrefs_data): Rename to...
4521 (struct record_stack_refs_data): ... this. Rename memlist field to
4523 (record_stack_memrefs): Rename to...
4524 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4525 subexpressions instead of failing when a MEM contains SP references.
4526 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4527 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4529 2009-09-06 Richard Guenther <rguenther@suse.de>
4532 * tree.c (build_array_type): Do not record types marked
4533 with structural equality in the canonical type hashtable.
4535 2009-09-06 Richard Guenther <rguenther@suse.de>
4538 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4540 2009-09-05 Richard Guenther <rguenther@suse.de>
4543 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4545 2009-09-05 Richard Guenther <rguenther@suse.de>
4548 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4550 2009-09-05 Richard Guenther <rguenther@suse.de>
4553 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4554 before comparing function argument types.
4556 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4559 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4562 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4565 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4567 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4568 locators before emit_insn is called.
4570 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4573 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4574 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4575 (reginfo_init): Don't call allocate_reg_info.
4577 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4580 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4581 NONDEBUG_INSN_P instead of INSN_P.
4583 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4586 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4588 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4591 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4592 pattern of the split.
4594 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4596 * toplev.c (process_options): Move setter of flag_var_tracking
4597 before other tests that depend on it. Move down setter of
4598 flag_rename_registers. Don't enable var-tracking-assignments
4599 by default if selective scheduling is enabled. Warn if both
4602 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4604 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4605 comment. Use switch statement to catch overlaps between rtx
4606 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4607 (IS_DECL_CODE): ... here. Remove.
4608 (check_value_is_not_decl): Remove.
4609 (dv_from_decl, dv_from_value): Check after conversion.
4611 2009-09-04 Richard Guenther <rguenther@suse.de>
4614 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4615 after emitting tunks. Move emitting thunks and ctors from ...
4616 (cgraph_optimize): ... here. Remove redundant
4617 cgraph_analyze_functions.
4618 * varasm.c (find_decl_and_mark_needed): Remove no longer
4620 (finish_aliases_1): Adjust check for thunk aliases.
4622 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4624 * config/arm/arm.md (ctzsi2): Added braces
4625 to avoid warning that broke booststrap.
4627 2009-09-04 Martin Jambor <mjambor@suse.cz>
4629 PR tree-optimization/41112
4630 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4631 handle variable-bounded arrays.
4632 (expr_with_var_bounded_array_refs_p): New function.
4633 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4635 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4637 * config/s390/2097.md: Removed two incorrect bypasses.
4638 (z10_fsimpdf): Fixed latency.
4639 (z10_fhex): New insn_reservation.
4640 (z10_floaddf): Fixed latency.
4641 (z10_floadsf): Fixed latency.
4642 (z10_ftrunctf): Fixed latency.
4643 (z10_ftruncdf): Fixed latency.
4644 * config/s390/s390.c (z10_cost): Fixed values.
4645 (s390_adjust_priority): Added z10 path.
4646 * config/s390/s390.md (type): Added fhex.
4647 (*mov<mode>_64dfp): Updated type attribute.
4648 (*mov<mode>_64): Updated type attribute.
4649 (*mov<mode>_31): Updated type attribute.
4650 (*mov<mode>"): Likewise.
4651 * config/s390/2084.md (x_fsimpdf): Updated condition.
4653 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4655 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4656 RTXs in the predicate for operand 1.
4658 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4660 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4661 (rbitsi2): New insn.
4662 (ctzsi2): New expand.
4663 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4665 2009-09-03 Martin Jambor <mjambor@suse.cz>
4667 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4668 (create_artificial_child_access): Use build_ref_for_offset instead
4669 of duplicate_expr_for_different_base.
4670 (propagate_subacesses_accross_link): Likewise.
4672 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4674 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4676 (mips16e_collect_argument_saves): Skip debug instructions.
4677 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4678 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4679 (r10k_insert_cache_barriers): Likewise.
4680 (mips_reorg_process_insns): Likewise.
4682 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4685 * ira.c (update_equiv_reg): Remove check on class likely spill.
4687 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4690 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4691 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4695 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4696 the stack slot if it is passed by invisible reference.
4697 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4698 by invisible reference.
4700 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4702 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4703 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4704 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4706 * config/bfin/sync.md: New file.
4707 * config/bfin/bfin.md: Include it.
4708 (UNSPEC_ATOMIC): New.
4709 (UNSPEC_ONES): Provide a unique number.
4711 From Jie Zhang <jie.zhang@analog.com>:
4712 * config/bfin/bfin.c (ret_regs): New.
4713 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4714 (must_save_rets_p): New.
4715 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4716 current_function_is_leaf.
4717 (do_link): Likewise.
4718 (do_unlink): Likewise.
4719 (expand_interrupt_handler_prologue): Use ret_regs array.
4720 (expand_interrupt_handler_epilogue): Use ret_regs array and
4721 pass return register to gen_return_internal.
4722 (bfin_expand_epilogue): Pass return register to
4723 gen_return_internal.
4724 (bfin_expand_call): Explicitly clobber RETS.
4725 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4726 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4727 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4728 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4730 (return_internal): Take a reg rtx rather than the register number.
4732 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4734 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4735 when comparing against estimated_loop_iterations_int return.
4737 2009-09-03 Richard Guenther <rguenther@suse.de>
4739 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4740 eh_personality_libfunc.
4742 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4744 * tree-parloops.c (separate_decls_in_region): Add space.
4746 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4748 * tree-parloops.c (separate_decls_in_region): Change the condition
4749 checking if there are reductions in the loop.
4751 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4753 PR tree-optimization/38275
4754 * tree-parloops.c (parallelize_loops): Replace profitability condition
4755 for expected number of iterations.
4757 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4759 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4760 (bootstrap-debug): Explain conditions in which it becomes default.
4761 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4764 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4766 * doc/invoke.texi (Optimize Options): Move
4767 -finline-small-functions to the -O2 list.
4769 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4771 * toplev.c (process_options): Enable var-tracking-assignments
4772 by default if var-tracking is enabled.
4774 2009-09-02 David Daney <ddaney@caviumnetworks.com>
4776 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
4778 * emit-rtl.c (prev_nonnote_insn_bb): New function.
4779 * rtl.h (prev_nonnote_insn_bb): Declare it.
4781 2009-09-03 Diego Novillo <dnovillo@google.com>
4783 * cgraph.c (cgraph_node_for_decl): New.
4784 * cgraph.h (cgraph_node_for_decl): Declare.
4785 * tree.c (host_integerp): Return 0 if T is NULL.
4787 2009-09-03 Diego Novillo <dnovillo@google.com>
4789 * tree.h (struct alias_pair): Move from varasm.c.
4790 (alias_pairs): Likewise.
4791 (TYPE_MAXVAL): Define.
4792 (TYPE_MINVAL): Define.
4793 (iterative_hash_host_wide_int): Declare.
4794 (remove_unreachable_alias_pairs): Declare.
4795 * tree-pass.h (pass_ipa_free_lang_data): Declare.
4796 * diagnostic.c (default_diagnostic_starter): Make extern.
4797 (default_diagnostic_finalizer): Make extern.
4798 * diagnostic.h (default_diagnostic_starter): Declare.
4799 (default_diagnostic_finalizer): Declare.
4800 (default_tree_printer): Declare.
4801 * toplev.c (default_tree_printer): Make extern.
4803 2009-09-03 Richard Guenther <rguenther@suse.de>
4804 Diego Novillo <dnovillo@google.com>
4806 * cgraph.c (cgraph_add_new_function): Remove gimplification.
4807 * cgraphunit.c (cgraph_expand_function): Do not emit
4808 associated thunks from here.
4809 (cgraph_emit_thunks): New.
4810 (cgraph_optimize): Call it.
4811 Return if any IPA pass finds an error.
4812 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
4815 2009-09-03 Simon Baldwin <simonb@google.com>
4816 Rafael Espindola <espindola@google.com>
4817 Richard Guenther <rguenther@suse.de>
4818 Doug Kwan <dougkwan@google.com>
4819 Diego Novillo <dnovillo@google.com>
4821 * tree.c: Include tree-pass.h, langhooks-def.h,
4822 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
4823 (free_lang_data_in_type): New.
4824 (need_assembler_name_p): New.
4825 (free_lang_data_in_block): New.
4826 (free_lang_data_in_decl): New.
4827 (struct free_lang_data_d): New.
4828 (add_tree_to_fld_list): New.
4829 (find_decls_types_r): New.
4830 (get_eh_types_for_runtime): New.
4831 (find_decls_types_in_eh_region): New.
4832 (find_decls_types_in_node): New.
4833 (find_decls_types_in_var): New.
4834 (free_lang_data_in_cgraph): New.
4835 (free_lang_data): New.
4836 (gate_free_lang_data): New.
4837 (pass_ipa_free_lang_data): New.
4839 2009-09-03 Diego Novillo <dnovillo@google.com>
4841 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
4842 * langhooks.h (struct lang_hooks): Add field free_lang_data.
4843 (lang_hooks): Remove const qualifier.
4844 * ipa.c (cgraph_remove_unreachable_nodes): Call
4845 remove_unreachable_alias_pairs.
4846 * except.c (add_type_for_runtime): Check if TYPE has
4847 already been converted.
4848 (lookup_type_for_runtime): Likewise.
4849 (check_handled): Handle converted types.
4850 * varasm.c (remove_unreachable_alias_pairs): New.
4851 * gimple.c: Include demangle.h.
4852 (gimple_decl_printable_name): New.
4853 (gimple_fold_obj_type_ref): New.
4854 * gimple.h (gimple_decl_printable_name): Declare.
4855 (gimple_fold_obj_type_ref): Declare.
4856 * passes.c (init_optimization_passes): Add pass
4857 pass_ipa_free_lang_data.
4858 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
4859 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
4861 2009-09-03 Diego Novillo <dnovillo@google.com>
4863 * c-lang.c (lang_hooks): Remove const qualifier.
4865 2009-09-02 Loren James Rittle <ljrittle@acm.org>
4867 * doc/install.texi (*-*-freebsd*): Update target information.
4869 2009-09-02 Anatoly Sokolov <aesok@post.ru>
4871 * hard-reg-set.h (call_fixed_regs): Remove.
4872 * reginfo.c (call_fixed_regs): Remove.
4873 (init_reg_sets_1): Remove initialization of call_fixed_regs.
4874 (globalize_reg): Don't use call_fixed_regs.
4875 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
4878 2009-09-01 Michael Matz <matz@suse.de>
4880 * expr.h (emit_storent_insn, expand_expr_real_1,
4881 expand_expr_real_2): Declare.
4882 * expr.c (emit_storent_insn, expand_expr_real_1,
4883 expand_expr_real_2): Export.
4884 (store_expr): Setting and evaluating dont_return_target is useless.
4885 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
4886 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
4887 * except.c (expand_resx_expr): Rename to ...
4888 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
4889 * except.h (expand_resx_stmt): Declare.
4890 * stmt.c: Add include gimple.h
4891 (expand_asm_expr): Rename to ...
4892 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
4893 (expand_case): Rewrite to take gimple statement.
4894 * tree.h (expand_asm_stmt): Declare.
4895 (expand_case): Change prototype.
4896 * Makefile.in (stmt.o): Depend on gimple.h.
4897 * builtins.c (expand_builtin_synchronize): Build gimple asm
4898 statement, not an ASM_EXPR.
4899 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
4900 gimple_to_tree, release_stmt_tree): Remove.
4901 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
4902 ggc_free, but hold comparison code and operands separately.
4903 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
4904 (expand_call_stmt, expand_gimple_stmt_1,
4905 expand_gimple_stmt): New helpers.
4906 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
4907 release_stmt_tree. Call expand_gimple_stmt instead.
4908 (expand_gimple_basic_block): Ditto.
4910 * calls.c (emit_call_1): Don't look at EH regions here, make
4911 fntree parameter useless.
4912 (expand_call): New local rettype for TREE_TYPE(exp), use it
4913 throughout. Remove local p, use addr instead.
4914 Don't look at EH regions here.
4916 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
4918 * doc/invoke.texi (-fsched-pressure): Document it.
4919 (-fsched-reg-pressure-heuristic): Remove it.
4921 * reload.c (ira.h): Include.
4922 (find_reloads): Add choosing reload on number of small spilled
4925 * haifa-sched.c (ira.h): Include.
4926 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
4927 saved_reg_pressure, curr_reg_live, saved_reg_live,
4928 region_ref_regs): New variables.
4929 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
4930 initiate_reg_pressure_info, setup_ref_regs,
4931 initiate_bb_reg_pressure_info, save_reg_pressure,
4932 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
4934 (setup_insn_reg_pressure_info): New function.
4935 (rank_for_schedule): Add pressure checking and insn issue time.
4936 Remove comparison of insn reg weights.
4937 (ready_sort): Set insn reg pressure info.
4938 (update_register_pressure, setup_insn_max_reg_pressure,
4939 update_reg_and_insn_max_reg_pressure,
4940 sched_setup_bb_reg_pressure_info): New functions.
4941 (schedule_insn): Add code for printing and updating reg pressure info.
4942 (find_set_reg_weight, find_insn_reg_weight): Remove.
4943 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
4944 (debug_ready_list): Print reg pressure info.
4945 (schedule_block): Ditto. Check insn issue time.
4946 (sched_init): Set up sched_pressure_p. Allocate and set up some
4947 reg pressure related info.
4948 (sched_finish): Free some reg pressure related info.
4949 (fix_tick_ready): Make insn always ready if pressure_p.
4950 (init_h_i_d): Don't call find_insn_reg_weight.
4951 (haifa_finish_h_i_d): Free insn reg pressure info.
4953 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4954 ira_memory_move_cost, ira_class_hard_regs,
4955 ira_class_hard_regs_num, ira_no_alloc_regs,
4956 ira_available_class_regs, ira_reg_class_cover_size,
4957 ira_reg_class_cover, ira_class_translate): Move to ira.h.
4959 * ira-lives.c (single_reg_class): Check mode to find how many
4960 registers are necessary for operand.
4961 (ira_implicitly_set_insn_hard_regs): New.
4963 * common.opt (fsched-pressure): New options.
4964 (fsched-reg-pressure-heuristic): Remove.
4966 * ira.c (setup_eliminable_regset): Rename to
4967 ira_setup_eliminable_regset. Make it external.
4968 (expand_reg_info): Pass cover class to setup_reg_classes.
4969 (ira): Call resize_reg_info instead of allocate_reg_info.
4971 * sched-deps.c: Include ira.h.
4972 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
4973 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
4974 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
4975 mark_insn_hard_regno_birth, mark_insn_reg_birth,
4976 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
4977 mark_insn_reg_store, mark_insn_reg_clobber,
4978 setup_insn_reg_pressure_info): New.
4979 (sched_analyze_1): Update implicit_reg_pending_uses.
4980 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
4981 Use them to create dependencies. Set insn reg uses and pressure
4982 info. Process reg_pending_uses in one place.
4983 (free_deps): Free implicit sets.
4984 (remove_from_deps): Remove implicit sets if necessary. Check
4985 implicit sets when clearing reg_last_in_use.
4986 (init_deps_global): Clear implicit_reg_pending_clobbers and
4987 implicit_reg_pending_uses.
4989 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4990 ira_memory_move_cost, ira_class_hard_regs,
4991 ira_class_hard_regs_num, ira_no_alloc_regs,
4992 ira_available_class_regs, ira_reg_class_cover_size,
4993 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
4994 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
4995 ira_implicitly_set_insn_hard_regs): New prototypes.
4997 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
4998 cost_elements_num): New variables.
4999 (allocno_costs, total_costs): Rename to costs and
5000 total_allocno_costs.
5001 (COSTS_OF_ALLOCNO): Rename to COSTS.
5002 (allocno_pref): Rename to pref.
5003 (allocno_pref_buffer): Rename to pref_buffer.
5004 (common_classes): Rename to regno_cover_class.
5006 (record_reg_classes): Set allocno attributes only if allocno_p.
5007 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
5008 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
5009 and COSTS_OF_ALLOCNO.
5010 (print_costs): Rename to print_allocno_costs.
5011 (print_pseudo_costs): New.
5012 (process_bb_node_for_costs): Split into 2 functions with new
5013 function process_bb_for_costs. Pass BB to process_bb_for_costs.
5014 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
5015 new parameter dump_file. Use cost_elements_num instead of
5016 ira_allocnos_num. Make one iteration if preferred classes were
5017 already calculated for scheduler. Make 2 versions of code
5018 depending on allocno_p.
5019 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
5020 regno_cover_class and COSTS instead of common_classes and
5022 (init_costs, finish_costs): New.
5023 (ira_costs): Set up allocno_p and cost_elements_num. Call
5024 init_costs and finish_costs.
5025 (ira_set_pseudo_classes): New.
5027 * rtl.h (allocate_reg_info): Remove.
5028 (resize_reg_info): Change return type.
5029 (reg_cover_class): New.
5030 (setup_reg_classes): Add new parameter.
5032 * sched-int.h (struct deps_reg): New member implicit_sets.
5033 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5034 (INCREASE_BITS): New macro.
5035 (struct reg_pressure_data, struct reg_use_data): New.
5036 (struct _haifa_insn_data): Remove reg_weight. Add members
5037 reg_pressure, reg_use_list, reg_set_list, and
5038 reg_pressure_excess_cost_change.
5039 (struct deps): New member implicit_sets.
5040 (pressure_p): New variable.
5041 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5042 (struct reg_pressure_data, struct reg_use_data): New.
5043 (INSN_REG_WEIGHT): Remove.
5044 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5045 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5046 (sched_init_region_reg_pressure_info,
5047 sched_setup_bb_reg_pressure_info): New prototypes.
5049 * reginfo.c (struct reg_pref): New member coverclass.
5050 (reg_cover_class): New function.
5051 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5052 (reg_info_size): New variable.
5053 (allocate_reg_info): Make static. Setup reg_info_size.
5054 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5055 (setup_reg_classes): Add a new parameter. Setup cover class too.
5057 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5060 * sched-rgn.c (deps_join): Set up implicit_sets.
5061 (schedule_region): Set up region and basic blocks pressure
5064 * passes.c (init_optimization_passes): Move
5065 pass_subregs_of_mode_init before pass_sched.
5067 2009-09-02 Martin Jambor <mjambor@suse.cz>
5069 * tree-sra.c (struct access): New field grp_hint.
5070 (dump_access): Dump grp_hint.
5071 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5073 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5074 those which have been specifically read and somehow written to.
5075 (propagate_subacesses_accross_link): Set grp_hint of right child and
5076 also possibly of the left child.
5078 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5080 * tree-object-size.c (addr_object_size): Always use object_size_type
5081 0 or 2 when determining the pointer pointed object size.
5083 2009-09-02 Richard Guenther <rguenther@suse.de>
5086 2009-08-31 Richard Guenther <rguenther@suse.de>
5088 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5089 to query if the memory regions for memmove overlap.
5090 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5091 asserts on pointers, instead deal with odd trees.
5092 (ptr_derefs_may_alias_p): Likewise.
5093 (refs_may_alias_p_1): Constructor bases also never alias.
5095 2009-08-01 Christian Bruel <christian.bruel@st.com>
5098 2009-07-31 Christian Bruel <christian.bruel@st.com>
5099 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5101 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5103 * doc/invoke.texi (-fvar-tracking-assignments): New.
5104 (-fvar-tracking-assignments-toggle): New.
5105 (-fdump-final-insns=file): Mark filename as optional.
5106 (--param min-nondebug-insn-uid): New.
5107 (-gdwarf-@{version}): Mention version 4.
5108 * opts.c (common_handle_option): Accept it.
5109 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5110 * regrename.c (regrename_optimize): Drop last. Don't count debug
5111 insns as uses. Don't reject change because of debug insn.
5112 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5113 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5114 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5115 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5116 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5117 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5118 * doc/gimple.texi (is_gimple_debug): New.
5119 (gimple_debug_bind_p): New.
5120 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5121 * doc/install.texi (bootstrap-debug): More details.
5122 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5123 (bootstrap-debug-lib): More details.
5124 (bootstrap-debug-ckovw): Update.
5125 (bootstrap-time): New.
5126 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5127 (insert_phi_nodes_for): Insert debug stmts.
5128 (rewrite_stmt): Take iterator. Insert debug stmts.
5129 (rewrite_enter_block): Adjust.
5130 (maybe_replace_use_in_debug_stmt): New.
5131 (rewrite_update_stmt): Use it.
5132 (mark_use_interesting): Return early for debug stmts.
5133 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5134 stmts before replacing stmt.
5135 (move_computations_stmt): Likewise.
5136 * ira-conflicts.c (add_copies): Skip debug insns.
5137 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5138 (regstat_bb_compute_ri): Skip debug insns.
5139 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5140 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5141 check_loop_closed_ssa_stmt): Skip debug stmts.
5142 * tree-tailcall.c (find_tail_calls): Likewise.
5143 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5144 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5145 (build_var_debug_value_stat): Declare.
5146 (build_var_debug_value): Define.
5147 (target_for_debug_bind): Declare.
5148 * reload.c (find_equiv_reg): Skip debug insns.
5149 * rtlanal.c (reg_used_between_p): Skip debug insns.
5150 (side_effects_p): Likewise.
5151 (canonicalize_condition): Likewise.
5152 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5153 insns never depend on debug insns.
5154 (create_ddg_dep_no_link): Likewise.
5155 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5156 Don't add inter-loop dependencies for debug insns.
5157 (build_intra_loop_deps): Likewise.
5158 (create_ddg): Count debug insns.
5159 * ddg.h (struct ddg::num_debug): New.
5160 (num_backargs): Pair up with previous int field.
5161 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5162 -fcompare-debug-second.
5163 * final.c (get_attr_length_1): Skip debug insns.
5164 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5165 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5166 (driver_self_specs): Map -fdump-final-insns to
5167 -fdump-final-insns=..
5168 (get_local_tick): New.
5169 (compare_debug_dump_opt_spec_function): Test for . argument and
5170 compute output name. Compute temp output spec without flag name.
5171 Compute -frandom-seed.
5172 (OPT): Undef after use.
5173 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5174 (average_num_loop_insns): Likewise.
5175 * params.h (MIN_NONDEBUG_INSN_UID): New.
5176 * gimple.def (GIMPLE_DEBUG): New.
5177 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5178 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5179 (merge_in_block): Fix whitespace.
5180 * toplev.c (flag_var_tracking): Update comment.
5181 (flag_var_tracking_assignments): New.
5182 (flag_var_tracking_assignments_toggle): New.
5183 (process_options): Don't open final insns dump file if we're not
5184 going to write to it. Compute defaults for var_tracking.
5185 * df-scan.c (df_insn_rescan_debug_internal): New.
5186 (df_uses_record): Handle debug insns.
5187 * haifa-sched.c (ready): Initialize n_debug.
5188 (contributes_to_priority): Skip debug insns.
5189 (dep_list_size): New.
5191 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5192 they're ready. Disregard previous debug insns to make decisions.
5193 (queue_insn): Never queue debug insns.
5194 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5195 (schedule_insn): Don't reject debug insns because of issue rate.
5196 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5197 (queue_to_ready): Skip and discount debug insns.
5198 (choose_ready): Let debug insns through.
5199 (schedule_block): Check boundary debug insns. Discount debug
5200 insns, schedule them early. Adjust whitespace.
5201 (set_priorities): Check for boundary debug insns.
5202 (add_jump_dependencies): Use dep_list_size.
5203 (prev_non_location_insn): New.
5204 (check_cfg): Use it.
5205 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5207 (remove_unused_ivs): Reset debug stmts.
5208 * modulo-sched.c (const_iteration_count): Skip debug insns.
5209 (res_MII): Discount debug insns.
5210 (loop_single_full_bb_p): Skip debug insns.
5211 (sms_schedule): Likewise.
5212 (sms_schedule_by_order): Likewise.
5213 (ps_has_conflicts): Likewise.
5214 * caller-save.c (refmarker_fn): New.
5215 (save_call_clobbered_regs): Replace regs with saved mem in
5217 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5218 Call refmarker_fn mark for hardregnos.
5219 (mark_reg_as_referenced): New.
5220 (replace_reg_with_saved_mem): New.
5221 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5222 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5224 (cse_extended_basic_block): Skip debug insns.
5225 (count_reg_usage): Likewise.
5226 (is_dead_reg): New, split out of...
5227 (set_live_p): ... here.
5228 (insn_live_p): Use it for debug insns.
5229 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5230 (execute_optimize_stdarg): Likewise.
5231 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5232 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5233 changes in debug stmts as changes.
5234 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5235 (moveup_expr): Don't move across debug insns. Don't move
5236 debug insn if it would create a bookkeeping block.
5237 (moveup_expr_cached): Don't use cache for debug insns that
5238 are heads of blocks.
5239 (compute_av_set_inside_bb): Skip debug insns.
5240 (sel_rank_for_schedule): Schedule debug insns first. Remove
5242 (block_valid_for_bookkeeping_p); Support lax searches.
5243 (create_block_for_bookkeeping): Adjust block numbers when
5244 encountering debug-only blocks.
5245 (find_place_for_bookkeeping): Deal with debug-only blocks.
5246 (generate_bookkeeping_insn): Accept no place to insert.
5247 (remove_temp_moveop_nops): New argument full_tidying.
5248 (prepare_place_to_insert): Deal with debug insns.
5249 (advance_state_on_fence): Debug insns don't start cycles.
5250 (update_boundaries): Take fence as argument. Deal with
5252 (schedule_expr_on_boundary): No full_tidying on debug insns.
5253 (fill_insns): Deal with debug insns.
5254 (track_scheduled_insns_and_blocks): Don't count debug insns.
5255 (need_nop_to_preserve_insn_bb): New, split out of...
5256 (remove_insn_from_stream): ... this.
5257 (fur_orig_expr_not_found): Skip debug insns.
5258 * rtl.def (VALUE): Move up.
5260 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5261 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5262 Set it if debug stmts are found.
5263 (statement_sink_location): Skip debug stmts. Propagate
5264 moving defs into debug stmts.
5265 * ifcvt.c (first_active_insn): Skip debug insns.
5266 (last_active_insns): Likewise.
5267 (cond_exec_process_insns): Likewise.
5268 (noce_process_if_block): Likewise.
5269 (check_cond_move_block): Likewise.
5270 (cond_move_convert_if_block): Likewise.
5271 (block_jumps_and_fallthru_p): Likewise.
5272 (dead_or_predicable): Likewise.
5273 * dwarf2out.c (debug_str_hash_forced): New.
5274 (find_AT_string): Add comment.
5275 (gen_label_for_indirect_string): New.
5276 (get_debug_string_label): New.
5277 (AT_string_form): Use it.
5278 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5279 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5280 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5281 several operations that cannot be represented with DWARF opcodes.
5282 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5283 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5284 (dwarf2out_var_location): Take during-call mark into account.
5285 (output_indirect_string): Update comment. Output if there are
5286 label and references.
5287 (prune_indirect_string): New.
5288 (prune_unused_types): Call it if debug_str_hash_forced.
5289 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5290 (dw_long_long_const): Remove.
5291 (struct dw_val_struct): Change val_long_long type to rtx.
5292 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5293 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5294 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5295 component instead of HOST_BITS_PER_LONG.
5296 (output_loc_operands): Likewise. For const8* assert
5297 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5298 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5299 rather than HOST_BITS_PER_LONG is >= 64.
5300 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5302 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5303 HOST_BITS_PER_LONG for dw_val_class_long_long.
5304 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5305 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5306 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5308 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5309 Handle DW_OP_implicit_value.
5310 (extract_int): Move prototype earlier.
5311 (mem_loc_descriptor): For SUBREG punt if inner
5312 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5313 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5314 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5315 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5316 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5317 instead of Pmode size.
5318 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5319 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5320 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5321 (concat_loc_descriptor, concatn_loc_descriptor,
5322 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5323 (add_location_or_const_value_attribute): Likewise. For single
5324 location loc_lists attempt to use add_const_value_attribute
5325 for constant decls. Add DW_AT_const_value even if
5326 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5328 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5329 (control_flow_insn_p): Likewise.
5330 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5331 (separate_decls_in_region_debug_bind): New.
5332 (separate_decls_in_region): Process debug bind stmts afterwards.
5333 * recog.c (verify_changes): Handle debug insns.
5334 (extract_insn): Likewise.
5335 (peephole2_optimize): Skip debug insns.
5336 * dse.c (scan_insn): Skip debug insns.
5337 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5339 (setup_id_for_insn): Handle debug insns.
5340 (maybe_tidy_empty_bb): Adjust whitespace.
5341 (tidy_control_flow): Skip debug insns.
5342 (sel_remove_insn): Adjust for debug insns.
5343 (sel_estimate_number_of_insns): Skip debug insns.
5344 (create_insn_rtx_from_pattern): Handle debug insns.
5345 (create_copy_of_insn_rtx): Likewise.
5346 * sel-sched-.h (sel_bb_end): Declare.
5347 (sel_bb_empty_or_nop_p): New.
5348 (get_all_loop_exits): Use it.
5349 (_eligible_successor_edge_p): Likewise.
5350 (return_nop_to_pool): Adjust.
5351 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5352 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5353 * gimple-pretty-print.c (dump_gimple_debug): New.
5354 (dump_gimple_stmt): Use it.
5355 (dump_bb_header): Skip gimple debug stmts.
5356 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5357 (fixup_match_2): Likewise.
5358 (regmove_backward_pass): Likewise. Simplify combined
5359 replacement. Handle debug insns.
5360 * function.c (instantiate_virtual_regs): Handle debug insns.
5361 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5362 * print-rtl.h: Include cselib.h.
5363 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5364 * df.h (df_inns_rescan_debug_internal): Declare.
5365 * gcse.c (alloc_hash_table): Estimate n_insns.
5366 (cprop_insn): Don't regard debug insns as changes.
5367 (bypass_conditional_jumps): Skip debug insns.
5368 (one_pre_gcse_pass): Adjust.
5369 (one_code_hoisting_pass): Likewise.
5370 (compute_ld_motion_mems): Skip debug insns.
5371 (one_cprop_pass): Adjust.
5372 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5373 (if_convertible_stmt_p): Handle debug stmts.
5374 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5375 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5376 * ira-build.c (create_bb_allocnos): Skip debug insns.
5377 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5378 (has_single_use): Likewise.
5379 (single_imm_use): Likewise.
5380 (num_imm_uses): Likewise.
5381 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5382 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5383 (create_outofssa_var_map): Likewise.
5384 * lower-subreg.c (adjust_decomposed_uses): New.
5385 (resolve_debug): New.
5386 (decompose_multiword_subregs): Use it.
5387 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5388 * emit-rtl.c: Include params.h.
5389 (cur_debug_insn_uid): Define.
5390 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5391 (copy_rtx_if_shared_1): Handle debug insns.
5392 (reset_used_flags): Likewise.
5393 (set_used_flags): LIkewise.
5394 (get_max_insn_count): New.
5395 (next_nondebug_insn): New.
5396 (prev_nondebug_insn): New.
5397 (make_debug_insn_raw): New.
5398 (emit_insn_before_noloc): Handle debug insns.
5399 (emit_jump_insn_before_noloc): Likewise.
5400 (emit_call_insn_before_noloc): Likewise.
5401 (emit_debug_insn_before_noloc): New.
5402 (emit_insn_after_noloc): Handle debug insns.
5403 (emit_jump_insn_after_noloc): Likewise.
5404 (emit_call_insn_after_noloc): Likewise.
5405 (emit_debug_insn_after_noloc): Likewise.
5406 (emit_insn_after): Take loc from earlier non-debug insn.
5407 (emit_jump_insn_after): Likewise.
5408 (emit_call_insn_after): Likewise.
5409 (emit_debug_insn_after_setloc): New.
5410 (emit_debug_insn_after): New.
5411 (emit_insn_before): Take loc from later non-debug insn.
5412 (emit_jump_insn_before): Likewise.
5413 (emit_call_insn_before): Likewise.
5414 (emit_debug_insn_before_setloc): New.
5415 (emit_debug_insn_before): New.
5416 (emit_insn): Handle debug insns.
5417 (emit_debug_insn): New.
5418 (emit_jump_insn): Handle debug insns.
5419 (emit_call_insn): Likewise.
5421 (init_emit): Take min-nondebug-insn-uid into account.
5422 Initialize cur_debug_insn_uid.
5423 (emit_copy_of_insn_after): Handle debug insns.
5424 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5425 location of single rhs in place.
5426 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5427 (floor_sdiv_adjust): New.
5428 (cell_sdiv_adjust): New.
5429 (cell_udiv_adjust): New.
5430 (round_sdiv_adjust): New.
5431 (round_udiv_adjust): New.
5432 (wrap_constant): Moved from cselib.
5433 (unwrap_constant): New.
5434 (expand_debug_expr): New.
5435 (expand_debug_locations): New.
5436 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5438 (gimple_expand_cfg): Expand debug locations.
5439 * cselib.c: Include tree-pass.h.
5440 (struct expand_value_data): New.
5441 (cselib_record_sets_hook): New.
5442 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5443 (cselib_clear_table): Move, and implemnet in terms of...
5444 (cselib_reset_table_with_next_value): ... this.
5445 (cselib_get_next_unknown_value): New.
5446 (discard_useless_locs): Don't discard preserved values.
5447 (cselib_preserve_value): New.
5448 (cselib_preserved_value_p): New.
5449 (cselib_preserve_definitely): New.
5450 (cselib_clear_preserve): New.
5451 (cselib_preserve_only_values): New.
5452 (new_cselib_val): Take rtx argument. Dump it in details.
5453 (cselib_lookup_mem): Adjust.
5454 (expand_loc): Take regs_active in struct. Adjust. Silence
5455 dumps unless details are requested.
5456 (cselib_expand_value_rtx_cb): New.
5457 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5458 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5459 without details. Copy more subregs. Try to resolve values
5460 using a callback. Wrap constants.
5461 (cselib_subst_to_values): Adjust.
5462 (cselib_log_lookup): New.
5463 (cselib_lookup): Call it.
5464 (cselib_invalidate_regno): Don't count preserved values as useless.
5465 (cselib_invalidate_mem): Likewise.
5466 (cselib_record_set): Likewise.
5467 (struct set): Renamed to cselib_set, moved to cselib.h.
5468 (cselib_record_sets): Adjust. Call hook.
5469 (cselib_process_insn): Reset table when it would be cleared.
5470 (dump_cselib_val): New.
5471 (dump_cselib_table): New.
5472 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5473 (remove_forwarder_block): Support moving debug stmts.
5474 * cselib.h (cselib_record_sets_hook): Declare.
5475 (cselib_expand_callback): New type.
5476 (cselib_expand_value_rtx_cb): Declare.
5477 (cselib_reset_table_with_next_value): Declare.
5478 (cselib_get_next_unknown_value): Declare.
5479 (cselib_preserve_value): Declare.
5480 (cselib_preserved_value_p): Declare.
5481 (cselib_preserve_only_values): Declare.
5482 (dump_cselib_table): Declare.
5483 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5484 (try_crossjump_to_edge): Likewise.
5485 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5486 dominated blocks when debug stmts are present.
5487 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5488 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5489 (set_var_live_on_entry): Likewise.
5490 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5491 * cfglayout.c (curr_location, last_location): Make static.
5492 (set_curr_insn_source_location): Don't avoid bouncing.
5493 (get_curr_insn_source_location): New.
5494 (get_curr_insn_block): New.
5495 (duplicate_insn_chain): Handle debug insns.
5496 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5498 * common.opt (fcompare-debug): Move to sort order.
5499 (fdump-unnumbered-links): Likewise.
5500 (fvar-tracking-assignments): New.
5501 (fvar-tracking-assignments-toggle): New.
5502 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5503 because of debug stmts.
5504 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5505 (eliminate_unnecessary_stmts): Walk dominated blocks before
5507 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5508 * ira.c (memref_used_between_p): Skip debug insns.
5509 (update_equiv_regs): Likewise.
5510 * sched-deps.c (sd_lists_size): Accept empty list.
5511 (sd_init_insn): Mark debug insns.
5512 (sd_finish_insn): Unmark them.
5513 (sd_add_dep): Reject non-debug deps on debug insns.
5514 (fixup_sched_groups): Give debug insns group treatment.
5516 (sched_analyze_reg): Don't mark debug insns for sched before call.
5517 (sched_analyze_2): Handle debug insns.
5518 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5520 (deps_analyze_insn): Handle debug insns.
5521 (deps_start_bb): Skip debug insns.
5522 (init_deps): Initialize last_debug_insn.
5523 * tree-ssa.c (target_for_debug_bind): New.
5524 (find_released_ssa_name): New.
5525 (propagate_var_def_into_debug_stmts): New.
5526 (propagate_defs_into_debug_stmts): New.
5527 (verify_ssa): Skip debug bind stmts without values.
5528 (warn_uninialized_vars): Skip debug stmts.
5529 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5530 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5531 (rtx_equal_p): Likewise.
5532 * ira-costs.c (scan_one_insn): Skip debug insns.
5533 (process_bb_node_for_hard_reg_moves): Likewise.
5534 * rtl.h (DEBUG_INSN_P): New.
5535 (NONDEBUG_INSN_P): New.
5536 (MAY_HAVE_DEBUG_INSNS): New.
5537 (INSN_P): Accept debug insns.
5538 (RTX_FRAME_RELATED_P): Likewise.
5539 (INSN_DELETED_P): Likewise
5540 (PAT_VAR_LOCATION_DECL): New.
5541 (PAT_VAR_LOCATION_LOC): New.
5542 (PAT_VAR_OCATION_STATUS): New.
5543 (NOTE_VAR_LOCATION_DECL): Reimplement.
5544 (NOTE_VAR_LOCATION_LOC): Likewise.
5545 (NOTE_VAR_LOCATION_STATUS): Likewise.
5546 (INSN_VAR_LOCATION): New.
5547 (INSN_VAR_LOCATION_DECL): New.
5548 (INSN_VAR_LOCATION_LOC): New.
5549 (INSN_VAR_LOCATION_STATUS): New.
5550 (gen_rtx_UNKNOWN_VAR_LOC): New.
5551 (VAR_LOC_UNKNOWN_P): New.
5552 (NOTE_DURING_CALL_P): New.
5553 (SCHED_GROUP_P): Accept debug insns.
5554 (emit_debug_insn_before): Declare.
5555 (emit_debug_insn_before_noloc): Declare.
5556 (emit_debug_insn_beore_setloc): Declare.
5557 (emit_debug_insn_after): Declare.
5558 (emit_debug_insn_after_noloc): Declare.
5559 (emit_debug_insn_after_setloc): Declare.
5560 (emit_debug_insn): Declare.
5561 (make_debug_insn_raw): Declare.
5562 (prev_nondebug_insn): Declare.
5563 (next_nondebug_insn): Declare.
5564 (delegitimize_mem_from_attrs): Declare.
5565 (get_max_insn_count): Declare.
5566 (wrap_constant): Declare.
5567 (unwrap_constant): Declare.
5568 (get_curr_insn_source_location): Declare.
5569 (get_curr_insn_block): Declare.
5570 * tree-inline.c (insert_debug_decl_map): New.
5571 (processing_debug_stmt): New.
5572 (remap_decl): Don't create new mappings in debug stmts.
5573 (remap_gimple_op_r): Don't add references in debug stmts.
5574 (copy_tree_body_r): Likewise.
5575 (remap_gimple_stmt): Handle debug bind stmts.
5576 (copy_bb): Skip debug stmts.
5577 (copy_edges_for_bb): Likewise.
5578 (copy_debug_stmt): New.
5579 (copy_debug_stmts): New.
5580 (copy_body): Copy debug stmts at the end.
5581 (insert_init_debug_bind): New.
5582 (insert_init_stmt): Take id. Skip and emit debug stmts.
5583 (setup_one_parameter): Remap variable earlier, register debug mapping.
5584 (estimate_num_insns): Skip debug stmts.
5585 (expand_call_inline): Preserve debug_map.
5586 (optimize_inline_calls): Check for no debug_stmts left-overs.
5587 (unsave_expr_now): Preserve debug_map.
5588 (copy_gimple_seq_and_replace_locals): Likewise.
5589 (tree_function_versioning): Check for no debug_stmts left-overs.
5590 Init and destroy debug_map as needed. Split edges unconditionally.
5591 (build_duplicate_type): Init and destroy debug_map as needed.
5592 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5593 (struct copy_body_data): Add debug_stmts and debug_map.
5594 * sched-int.h (struct ready_list): Add n_debug.
5595 (struct deps): Add last_debug_insn.
5596 (DEBUG_INSN_SCHED_P): New.
5597 (BOUNDARY_DEBUG_INSN_P): New.
5598 (SCHEDULE_DEBUG_INSN_P): New.
5599 (sd_iterator_cond): Accept empty list.
5600 * combine.c (create_log_links): Skip debug insns.
5601 (combine_instructions): Likewise.
5602 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5603 return value is always unshared.
5604 (struct rtx_subst_pair): New.
5605 (auto_adjust_pair): New.
5606 (propagate_for_debug_subst): New.
5607 (propagate_for_debug): New.
5608 (try_combine): Skip debug insns. Propagate removed defs into
5610 (next_nonnote_nondebug_insn): New.
5611 (distribute_notes): Use it. Skip debug insns.
5612 (distribute_links): Skip debug insns.
5613 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5614 * resource.c (mark_target_live_regs): Likewise.
5615 * var-tracking.c: Include cselib.h and target.h.
5616 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5618 (micro_operation_type_name): New.
5619 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5620 (struct micro_operation_def): Update comments.
5621 (decl_or_value): New type. Use instead of decls.
5622 (struct emit_note_data_def): Add vars.
5623 (struct attrs_def): Use decl_or_value.
5624 (struct variable_tracking_info_def): Add permp, flooded.
5625 (struct location_chain_def): Update comment.
5626 (struct variable_part_def): Use decl_or_value.
5627 (struct variable_def): Make var_part a variable length array.
5629 (scratch_regs): New.
5630 (cselib_hook_called): New.
5631 (dv_is_decl_p): New.
5632 (dv_is_value_p): New.
5635 (dv_as_opaque): New.
5636 (dv_onepart_p): New.
5638 (IS_DECL_CODE): New.
5639 (check_value_is_not_decl): New.
5640 (dv_from_decl): New.
5641 (dv_from_value): New.
5642 (dv_htab_hash): New.
5643 (variable_htab_hash): Use it.
5644 (variable_htab_eq): Support values.
5645 (variable_htab_free): Free from the right pool.
5646 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5647 (attrs_list_union): Adjust.
5648 (attrs_list_mpdv_union): New.
5649 (tie_break_pointers): New.
5650 (canon_value_cmp): New.
5651 (unshare_variable): Return possibly-modified slot.
5652 (vars_copy_1): Adjust.
5653 (var_reg_decl_set): Adjust. Split out of...
5654 (var_reg_set): ... this.
5655 (get_init_value): Adjust.
5656 (var_reg_delete_and_set): Adjust.
5657 (var_reg_delete): Adjust.
5658 (var_regno_delete): Adjust.
5659 (var_mem_decl_set): Split out of...
5660 (var_mem_set): ... this.
5661 (var_mem_delete_and_set): Adjust.
5662 (var_mem_delete): Adjust.
5666 (variable_union): Adjust. Speed up merge of 1-part vars.
5667 (variable_canonicalize): Use unshared slot.
5668 (VALUED_RECURSED_INTO): New.
5669 (find_loc_in_1pdv): New.
5670 (struct dfset_merge): New.
5671 (insert_into_intersection): New.
5672 (intersect_loc_chains): New.
5674 (canonicalize_loc_order_check): New.
5675 (canonicalize_values_mark): New.
5676 (canonicalize_values_star): New.
5677 (variable_merge_over_cur): New.
5678 (variable_merge_over_src): New.
5679 (dataflow_set_merge): New.
5680 (dataflow_set_equiv_regs): New.
5681 (remove_duplicate_values): New.
5682 (struct dfset_post_merge): New.
5683 (variable_post_merge_new_vals): New.
5684 (variable_post_merge_perm_vals): New.
5685 (dataflow_post_merge_adjust): New.
5686 (find_mem_expr_in_1pdv): New.
5687 (dataflow_set_preserve_mem_locs): New.
5688 (dataflow_set_remove_mem_locs): New.
5689 (dataflow_set_clear_at_call): New.
5690 (onepart_variable_different_p): New.
5691 (variable_different_p): Use it.
5692 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5693 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5695 (track_loc_p): Pass it true.
5696 (struct count_use_info): New.
5697 (find_use_val): New.
5698 (replace_expr_with_values): New.
5700 (use_type): New, partially split out of...
5701 (count_uses): ... this. Count new micro-ops.
5702 (count_uses_1): Adjust.
5703 (count_stores): Adjust.
5704 (count_with_sets): New.
5705 (VAL_NEEDS_RESOLUTION): New.
5706 (VAL_HOLDS_TRACK_EXPR): New.
5707 (VAL_EXPR_IS_COPIED): New.
5708 (VAL_EXPR_IS_CLOBBERED): New.
5709 (add_uses): Adjust. Generate new micro-ops.
5710 (add_uses_1): Adjust.
5711 (add_stores): Generate new micro-ops.
5712 (add_with_sets): New.
5713 (find_src_status): Adjust.
5714 (find_src_set_src): Adjust.
5715 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5716 Handle new micro-ops. Canonicalize value equivalances.
5717 (vt_find_locations): Compute total size of hash tables for
5718 dumping. Perform merge for var-tracking-assignments. Don't
5719 disregard single-block loops.
5720 (dump_attrs_list): Handle decl_or_value.
5721 (dump_variable): Take variable. Deal with decl_or_value.
5722 (dump_variable_slot): New.
5723 (dump_vars): Use it.
5724 (dump_dataflow_sets): Adjust.
5725 (set_slot_part): New, extended to support one-part variables
5726 after splitting out of...
5727 (set_variable_part): ... this.
5728 (clobber_slot_part): New, split out of...
5729 (clobber_variable_part): ... this.
5730 (delete_slot_part): New, split out of...
5731 (delete_variable_part): .... this.
5732 (check_wrap_constant): New.
5733 (vt_expand_loc_callback): New.
5734 (vt_expand_loc): New.
5735 (emit_note_insn_var_location): Adjust. Handle values. Handle
5736 EMIT_NOTE_AFTER_CALL_INSN.
5737 (emit_notes_for_differences_1): Adjust. Handle values.
5738 (emit_notes_for_differences_2): Likewise.
5739 (emit_notes_for_differences): Adjust.
5740 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5741 Adjust. Handle new micro-ops.
5742 (vt_add_function_parameters): Adjust. Create and bind values.
5743 (vt_initialize): Adjust. Initialize scratch_regs and
5744 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5745 operations. Move some code to count_with_sets and add_with_sets.
5746 (delete_debug_insns): New.
5747 (vt_debug_insns_local): New.
5748 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5750 (var_tracking_main): If var-tracking-assignments is enabled
5751 but var-tracking isn't, delete debug insns and leave. Likewise
5752 if we exceed limits or fail the stack adjustments tests, and
5753 after all var-tracking processing.
5754 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5755 (dataflow_set): Add traversed_vars.
5756 (value_chain, const_value_chain): New typedefs.
5757 (value_chain_pool, value_chains): New variables.
5758 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5759 add_value_chains, add_cselib_value_chains, remove_value_chain,
5760 remove_value_chains, remove_cselib_value_chains): New functions.
5761 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5762 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5764 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5765 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5766 (dst_can_be_shared): New variable.
5767 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5768 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5769 different from set->vars, look up slot again instead of using the
5771 (dataflow_set_init): Initialize traversed_vars.
5772 (variable_union): Use shared_hash_*. Use initially NO_INSERT
5773 lookup if set->vars is shared. Don't keep slot cleared before
5774 calling unshare_variable. Unshare set->vars if needed. Adjust
5775 unshare_variable callers. Clear dst_can_be_shared if needed.
5776 Even ->refcount == 1 vars must be unshared if set->vars is shared
5777 and var needs to be modified.
5778 (dataflow_set_union): Set traversed_vars during canonicalization.
5779 (VALUE_CHANGED, DECL_CHANGED): Define.
5780 (set_dv_changed, dv_changed_p): New static inlines.
5781 (track_expr_p): Clear DECL_CHANGED.
5782 (dump_dataflow_sets): Set it.
5783 (variable_was_changed): Call set_dv_changed.
5784 (emit_note_insn_var_location): Likewise.
5785 (changed_variables_stack): New variable.
5786 (check_changed_vars_1, check_changed_vars_2): New functions.
5787 (emit_notes_for_changes): Do nothing if changed_variables is
5788 empty. Traverse changed_variables with check_changed_vars_1,
5789 call check_changed_vars_2 on each changed_variables_stack entry.
5790 (emit_notes_in_bb): Add SET argument. Just clear it at the
5791 beginning, use it instead of local &set, don't destroy it at the end.
5792 (vt_emit_notes): Call dataflow_set_clear early on all
5793 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
5794 computed set, dataflow_set_clear also VTI(bb)->in when we are
5795 done with the basic block. Initialize changed_variables_stack,
5796 free it afterwards. If ENABLE_CHECKING verify that after noting
5797 differences to an empty set value_chains hash table is empty.
5798 (vt_initialize): Initialize value_chains and value_chain_pool.
5799 (vt_finalize): Delete value_chains htab, free value_chain_pool.
5800 (variable_tracking_main): Call dump_dataflow_sets before calling
5801 vt_emit_notes, not after it.
5802 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
5803 (propagate_var_def_into_debug_stmts): Declare.
5804 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
5805 (df_set_note): Reject debug insns.
5806 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
5807 add notes to debug insns.
5808 (df_note_bb_compute): Adjust. Likewise.
5809 (df_simulate_uses): Skip debug insns.
5810 (df_simulate_initialize_backwards): Likewise.
5811 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
5812 (subst_stack_regs_pat): Reject debug insns.
5813 (convert_regs_1): Handle debug insns.
5814 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
5815 (print-rtl.o): Depend on cselib.h.
5816 (cselib.o): Depend on TREE_PASS_H.
5817 (var-tracking.o): Depend on cselib.h and TARGET_H.
5818 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
5819 (init_ready_list): Skip boundary debug insns.
5820 (add_branch_dependences): Skip debug insns.
5821 (free_block_dependencies): Check for blocks with only debug insns.
5822 (compute_priorities): Likewise.
5823 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
5824 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
5826 (gimple_build_debug_bind_stat): New.
5827 (empty_body_p): Skip debug stmts.
5828 (gimple_has_side_effects): Likewise.
5829 (gimple_rhs_has_side_effects): Likewise.
5830 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
5831 (gimple_build_debug_bind_stat): Declare.
5832 (gimple_build_debug_bind): Define.
5833 (is_gimple_debug): New.
5834 (gimple_debug_bind_p): New.
5835 (gimple_debug_bind_get_var): New.
5836 (gimple_debug_bind_get_value): New.
5837 (gimple_debug_bind_get_value_ptr): New.
5838 (gimple_debug_bind_set_var): New.
5839 (gimple_debug_bind_set_value): New.
5840 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
5841 (gimple_debug_bind_reset_value): New.
5842 (gimple_debug_bind_has_value_p): New.
5843 (gsi_next_nondebug): New.
5844 (gsi_prev_nondebug): New.
5845 (gsi_start_nondebug_bb): New.
5846 (gsi_last_nondebug_bb): New.
5847 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
5848 (print_insn): Handle DEBUG_INSN.
5849 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
5850 of first insn prevail.
5851 (first_stmt): Skip debug stmts.
5852 (first_non_label_stmt): Likewise.
5853 (last_stmt): Likewise.
5854 (has_zero_uses_1): New.
5855 (single_imm_use_1): New.
5856 (verify_gimple_debug): New.
5857 (verify_types_in_gimple_stmt): Handle debug stmts.
5858 (verify_stmt): Likewise.
5859 (debug_loop_num): Skip debug stmts.
5860 (remove_edge_and_dominated_blocks): Remove dominators last.
5861 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
5862 (linearize_expr): Likewise.
5863 * config/i386/i386.c (ix86_delegitimize_address): Call
5864 default implementation.
5865 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
5866 (group_barrier_needed): Skip debug insns.
5867 (emit_insn_group_barriers): Likewise.
5868 (emit_all_insn_group_barriers): Likewise.
5869 (ia64_variable_issue): Handle debug insns.
5870 (ia64_dfa_new_cycle): Likewise.
5871 (final_emit_insn_group_barriers): Skip debug insns.
5872 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
5873 def cfa without frame.
5874 (process_set): Likewise.
5875 (process_for_unwind_directive): Pass frame on.
5876 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5877 (rs6000_delegitimize_address): New.
5878 (rs6000_debug_adjust_cost): Handle debug insns.
5879 (is_microcoded_insn): Likewise.
5880 (is_cracked_insn): Likewise.
5881 (is_nonpipeline_insn): Likewise.
5882 (insn_must_be_first_in_group): Likewise.
5883 (insn_must_be_last_in_group): Likewise.
5884 (force_new_group): Likewise.
5885 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
5886 contains only debug insns.
5887 (rtl_merge_blocks): Skip debug insns.
5888 (purge_dead_edges): Likewise.
5889 (rtl_block_ends_with_call_p): Skip debug insns.
5890 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
5891 (mark_reg_dependencies): Skip debug insns.
5892 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
5893 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
5894 * tree-ssa-threadedge.c
5895 (record_temporary_equivalences_from_stmts): Skip debug stmts.
5896 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
5897 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
5898 (copyprop_hardreg_forward_1): Handle debug insns.
5899 * reload1.c (reload): Skip debug insns. Replace unassigned
5900 pseudos in debug insns with their equivalences.
5901 (eliminate_regs_in_insn): Skip debug insns.
5902 (emit_input_reload_insns): Skip debug insns at first, adjust
5904 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
5905 (get_indirect_ref_operands): Pass opf_no_vops on.
5906 (get_expr_operands): Likewise. Skip debug stmts.
5907 (parse_ssa_operands): Scan debug insns with opf_no_vops.
5909 2009-09-01 Richard Henderson <rth@redhat.com>
5911 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
5912 stmt_ends_pp_p statements at least once.
5913 * tree-vrp.c (vrp_initialize): Likewise.
5914 (vrp_visit_stmt): Be prepared for non-interesting stmts.
5916 2009-09-01 Dodji Seketeli <dodji@redhat.com>
5919 Fix AIX bootstrap after PR debug/30161
5920 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
5921 that is a GNU extension.
5922 (tmpl_value_parm_die_table): Move the definition of this global
5923 outside #ifdef DWARF2_DEBUGGING_INFO region.
5925 2009-09-01 Richard Guenther <rguenther@suse.de>
5927 * tree.c (tree_expr_size): New function.
5928 * tree.h (tree_expr_size): Declare.
5929 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
5930 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
5931 * langhooks.c (lhd_expr_size): Remove.
5932 * langhooks.h (struct lang_hooks): Remove expr_size.
5933 * explow.c (expr_size): Use tree_expr_size.
5934 (int_expr_size): Likewise.
5935 * langhooks-def.h (lhd_expr_size): Remove.
5936 (LANG_HOOKS_EXPR_SIZE): Likewise.
5937 (LANG_HOOKS_INITIALIZER): Adjust.
5939 2009-09-01 Richard Guenther <rguenther@suse.de>
5941 * tree-flow.h (mark_addressable): Move declaration ...
5942 * tree.h (mark_addressable): ... here.
5943 * stmt.c (expand_asm_operands): Use mark_addressable, not
5944 lang_hooks.mark_addressable.
5945 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5946 LANG_HOOKS_MARK_ADDRESSABLE.
5947 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
5948 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
5950 2009-08-31 Chris Demetriou <cgd@google.com>
5952 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
5953 vectorize if not TARGET_SSE2.
5955 2009-08-31 DJ Delorie <dj@redhat.com>
5957 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
5958 registers if no coprocessor is enabled.
5960 2009-08-31 Dodji Seketeli <dodji@redhat.com>
5963 * cgraph.h (cgraph_get_node): Declare ...
5964 * cgraph.c (cgraph_get_node): ... new function.
5965 * dwarf2out.c (gen_generic_params_dies,
5966 generic_parameter_die, tree_add_const_value_attribute_for_decl,
5967 make_ith_pack_parameter_name,
5968 append_entry_to_tmpl_value_parm_die_table,
5969 gen_remaining_tmpl_value_param_die_attribute): New functions.
5970 (gen_subprogram_die): Generate debug info for template parameters
5971 if debug info level is higher than DINFO_LEVEL_TERSE.
5972 Use tree_add_const_value_attribute_for_decl instead of
5973 tree_add_const_value_attribute.
5974 (gen_const_die): Use tree_add_const_value_attribute_for_decl
5975 instead of tree_add_const_value_attribute.
5976 (gen_struct_or_union_type_die): Generate debug
5977 info for template parameters if debug info level is higher than
5979 (tree_add_const_value_attribute): Handle integral and pointer
5980 constants. Update comment.
5981 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
5982 (dwarf_attr_name): Support DW_AT_GNU_template_name.
5983 (reference_to_unused): Fix thinko. Remove redundant predicates from
5985 (tree_add_const_value_attribute): Make this work for constant
5987 tree_add_const_value_attribute_for_decl is to be used for variable
5989 (add_location_or_const_value_attribute): Use
5990 tree_add_const_value_attribute_for_decl now.
5991 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
5992 DW_TAG_template_value_param DIEs after function DIEs have been
5994 * langhooks.h (lang_hooks_for_types): Add
5995 get_argument_pack_elems.
5996 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
5997 (lang_hooks): Added get_innermost_generic_parms,
5998 get_innermost_generic_args.
5999 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
6000 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
6001 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
6002 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
6004 2009-08-31 DJ Delorie <dj@redhat.com>
6006 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
6007 it once we start generating the prologue or epilogue.
6008 (mep_call_saves_register): If the frame is locked, re-use
6010 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
6011 (mep_expand_prologue): Call it.
6012 (mep_expand_epilogue): Likewise.
6013 (mep_start_function): Use the same logic as mep_expand_prologue.
6014 (mep_pass_by_reference): Make logic more readable.
6015 (mep_return_in_memory): Zero-sized objects are passed in memory.
6016 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
6018 2009-08-31 Richard Guenther <rguenther@suse.de>
6020 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6021 to query if the memory regions for memmove overlap.
6022 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6023 asserts on pointers, instead deal with odd trees.
6024 (ptr_derefs_may_alias_p): Likewise.
6025 (refs_may_alias_p_1): Constructor bases also never alias.
6027 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6029 * doc/install.texi (Final install): Adjust reference on where to
6030 order printed manuals.
6032 2009-08-30 Olivier Hainque <hainque@adacore.com>
6034 * dwarf2out.c (switch_to_frame_table_section): Move
6035 definition prior to first use.
6037 2009-08-30 Richard Guenther <rguenther@suse.de>
6039 PR tree-optimization/41186
6040 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6041 (ao_ref_init_from_ptr_and_size): New function.
6042 (ref_maybe_used_by_call_p_1): Be more precise tracking
6043 used ranges for builtin functions.
6044 (ref_maybe_used_by_call_p): Adjust.
6045 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6046 ranges for builtin functions.
6047 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6049 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6052 * fwprop.c (get_reg_use_in): Delete.
6053 (free_load_extend): New function.
6054 (forward_propagate_subreg): Use it.
6056 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6058 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6060 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6063 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6066 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6068 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6069 fini or fini_array section.
6071 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6073 * graphite-dependences.c (graphite_legal_transform_bb): Call
6074 pbb_remove_duplicate_pdrs.
6075 * graphite-poly.c (can_collapse_pdr): Removed.
6076 (pdr_find_duplicate): Removed.
6077 (can_collapse_pdrs): New.
6078 (pbb_remove_duplicate_pdrs): New.
6079 (new_poly_dr): Do not look for duplicates.
6080 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6081 (PBB_PDR_DUPLICATES_REMOVED): New.
6082 (pbb_remove_duplicate_pdrs): Declared.
6084 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6086 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6087 the strides by multiplying by PDR_NB_REFS.
6088 * graphite-poly.c (can_collapse_pdr): New.
6089 (pdr_find_duplicate): New.
6090 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6091 Initialize PDR_NB_REFS.
6092 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6094 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6096 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6099 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6102 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6104 * graphite-dependences.c (pddr_original_scattering): Return NULL
6105 for read-read dependence relations.
6106 * graphite-poly.h (enum poly_dr_type): Fix comment.
6109 (pdr_may_write_p): New.
6111 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6113 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6114 (struct poly_dr): Same.
6115 (new_poly_dr): Same.
6116 * graphite-poly.c (new_poly_dr): Same.
6117 * graphite-dependences.c (dot_deps): Disable call to system.
6119 2009-08-28 Cary Coutant <ccoutant@google.com>
6122 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6123 struct/union/enum types local to a function.
6125 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6126 Sebastian Pop <sebastian.pop@amd.com>
6128 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6129 pbb_strip_mine_time_depth. Changed the implementation so that
6130 transformation is expressed as a transformation on
6131 time (scatttering) dimensions. Also, ensures that the 2d+1
6132 scheduling format is preserved.
6133 (pbb_strip_mine_profitable_p): Profitability is based on the
6134 iteration number of a given time (scattering) dimension,
6135 and not on a original loop depth dimension.
6136 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6137 (pbb_do_strip_mine): Call psct_dynamic_dim.
6138 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6139 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6140 (pbb_nb_dynamic_scattering_transform): New.
6141 (psct_dynamic_dim): New.
6143 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6145 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6146 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6147 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6148 * graphite-interchange.c (build_linearized_memory_access): Same.
6149 (memory_stride_in_loop): Same.
6151 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6153 * graphite-dependences.c (pddr_original_scattering): New.
6154 (graphite_legal_transform_dr): Call pddr_original_scattering.
6157 * graphite-dependences.h (dot_deps): Declared.
6158 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6159 (print_pdr): Print PDR_ID.
6160 * graphite-poly.h (struct poly_dr): Add field id.
6163 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6165 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6167 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6168 not delete the original dependence relation.
6170 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6172 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6173 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6174 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6175 (free_poly_ddr): New.
6176 (pddr_is_empty): New.
6177 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6178 (dependence_polyhedron): Same. Remove useless gcc_assert.
6180 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6181 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6182 * graphite-dependences.h (enum poly_dependence_kind): New.
6183 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6184 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6185 (PDRP_SINK): Renamed PDDR_SINK.
6186 (PDRP_DDP): Renamed PDDR_DDP.
6188 (free_poly_ddr): Declared.
6189 * graphite-poly.c (new_scop): Use the new hash function names.
6190 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6191 into original_pddrs.
6192 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6194 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6196 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6197 bounds with LT_EXPR to make niter analysis more precise on code
6198 generated by Graphite.
6200 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6202 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6203 (graphite_legal_transform_bb): Same.
6204 (poly_drs_may_alias_p): Same.
6206 2009-08-28 Richard Guenther <rguenther@suse.de>
6208 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6210 2009-08-28 Jan Beulich <jbeulich@novell.com>
6212 * config/i386/netware.c: Include langhooks.h.
6213 (i386_nlm_encode_section_info): Simplify.
6214 (netware_override_options): Delete.
6215 * config/i386/netware.h (netware_override_options): Delete
6217 (OVERRIDE_OPTIONS): Delete definition.
6218 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6219 (ASM_COMMENT_START): Define.
6220 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6222 2009-08-28 Jan Beulich <jbeulich@novell.com>
6224 * configure.ac: For in-tree ld, do a plain version check to
6225 determine whether comdat groups are supported.
6226 * configure: Regenerate.
6228 2009-08-28 Olivier Hainque <hainque@adacore.com>
6230 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6231 always defined. Reflect definition or absence of such for
6232 COLLECT_EXPORT_LIST. Readability helper.
6233 (scanfilter): New enum, to help control what symbols
6234 are to be considered or ignored by scan_prog_file.
6235 (enum pass): Rename as "scanpass", moved together with scanfilter
6236 prior to scan_prog_file's prototype.
6237 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6238 Group prototype with the scanpass/scanfilter definitions, factorize
6239 head comments for the several implementations at the prototype.
6240 (main): Reorganize the first pass link control to let AIX
6241 drag only the needed frame tables in executables. Prevent
6242 frame tables collection during the scan aimed at static ctors.
6243 Pre-link and scan for frame tables later to compensate.
6244 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6245 A C statement to issue assembly directives that create a reference
6246 to the given DWARF table identifier label from the current function
6248 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6249 to differentiate first time section entry. Only emit a .data
6250 tables start identifier label the first time around.
6251 (switch_to_frame_table_section): New function. Helper for
6252 output_call_frame_info to switch possibly BACK into the eh_frame
6253 or the debug_frame section depending on FOR_EH.
6254 (output_call_frame_info): Use helper to first enter the proper
6256 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6257 emit a link to the frame table start label from each function
6259 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6260 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6261 * config/rs6000/rs6000-protos.h: Declare it.
6262 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6264 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6266 * config/sh/sh.c (split_branches): Check the result of
6269 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6271 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6272 using -pthread -fopenmp
6274 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6276 * doc/service.texi (service directory): Update URL.
6278 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6280 PR rtl-optimization/40861
6281 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6282 extract word from a multi-word subreg for negative byte positions.
6284 2009-08-27 Tristan Gingold <gingold@adacore.com>
6285 Douglas B Rupp <rupp@gnat.com>
6287 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6288 (SECTION_VMS_OVERLAY): Define.
6289 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6291 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6293 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6294 common_object declarations.
6295 (ia64_section_type_flags): Set section flag for common_object.
6296 * config/ia64/ia64-protos.h
6297 (ia64_vms_output_aligned_decl_common): Declare.
6298 (ia64_vms_elf_asm_named_section): Declare.
6300 2009-08-27 Michael Matz <matz@suse.de>
6302 * expr.c (expand_expr_real_2): New function taking exploded
6303 unary or binary expression, split out from ...
6304 (expand_expr_real_1): ... here. Move over all unary/binary
6305 switch parts to above function, in particular these codes:
6306 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6307 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6308 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6309 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6310 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6311 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6312 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6313 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6314 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6315 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6316 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6317 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6318 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6319 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6320 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6321 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6322 VEC_PACK_FIX_TRUNC_EXPR.
6323 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6326 2009-08-27 Richard Guenther <rguenther@suse.de>
6328 * gengtype.c (main): Handle uint64_t.
6329 * ipa-utils.c (get_base_var): Indent properly.
6330 * tree-ssa-live.c (debug_scope_block): New function.
6331 * tree-flow.h (debug_scope_block): Declare.
6332 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6333 * basic-block.h (enum profile_status): Rename to
6334 enum profile_status_d.
6335 (x_profile_status): Adjust type.
6337 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6340 * dwarf2out.c (get_context_die): Declare this static function.
6341 (gen_type_die_with_usage): Make sure a DIE is a generated for
6342 the context of a typedef.
6344 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6346 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6349 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6351 * config/mips/mips-protos.h (mips_output_sync): Declare.
6352 (mips_sync_loop_insns): Likewise.
6353 (mips_output_sync_loop): Replace first two parameters with an rtx.
6354 * config/mips/mips.c (mips_multi_member): New structure.
6355 (mips_multi_members): New variable.
6356 (mips_multi_start): New function.
6357 (mips_multi_add): Likewise.
6358 (mips_multi_add_insn): Likewise.
6359 (mips_multi_add_label): Likewise.
6360 (mips_multi_last_index): Likewise.
6361 (mips_multi_copy_insn): Likewise.
6362 (mips_multi_set_operand): Likewise.
6363 (mips_multi_write): Likewise.
6364 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6365 (mips_init_print_operand_punct): Update accordingly.
6366 (mips_start_ll_sc_sync_block): New function.
6367 (mips_end_ll_sc_sync_block): Likewise.
6368 (mips_output_sync): Likewise.
6369 (mips_sync_insn1_template): Likewise.
6370 (mips_sync_insn2_template): Likewise.
6371 (mips_get_sync_operand): Likewise.
6372 (mips_process_sync_loop): Likewise.
6373 (mips_output_sync_loop): Use mips_process_sync_loop.
6374 (mips_sync_loop_insns): New function.
6375 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6376 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6377 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6378 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6379 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6380 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6381 (MIPS_SYNC_OLD_OP_12): Likewise.
6382 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6383 (MIPS_SYNC_NEW_OP_12): Likewise.
6384 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6385 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6386 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6387 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6388 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6389 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6390 * config/mips/mips.md (sync_mem): New attribute.
6391 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6392 (sync_exclusive_mask, sync_required_oldval): Likewise.
6393 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6394 (sync_release_barrier): Likewise.
6395 (length): Handle sync loops.
6396 (sync): Use mips_output_sync.
6397 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6398 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6399 and use mips_output_sync_loop.
6400 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6401 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6402 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6403 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6404 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6405 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6406 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6407 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6408 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6410 2009-08-26 Richard Guenther <rguenther@suse.de>
6413 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6414 the types to not match.
6415 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6417 * tree-ssa.c (useless_type_conversion_p): Conversions to
6418 pointers to unprototyped functions are useless.
6420 2009-08-26 Richard Guenther <rguenther@suse.de>
6422 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6423 whole-program condition, prepare to be called for non-globals.
6424 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6425 params build a representative with known type and track its fields.
6427 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6429 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6430 clearing by a taken branch.
6431 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6432 effectively after bbro pass.
6433 (sync_nand<mode>): Ditto.
6434 (sync_old_<fetchop_name><mode>): Ditto.
6435 (sync_old_nand<mode>): Ditto.
6436 (sync_new_<fetchop_name><mode>): Dito.
6437 (sync_new_nand<mode>): Ditto.
6438 (sync_compare_and_swap<mode>_1): Ditto.
6439 (*sync_compare_and_swap<mode>): Ditto.
6440 (sync_lock_test_and_set<mode>_1): Ditto.
6441 ("sync_lock_test_and_set<mode>): Ditto.
6443 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6445 * hwint.h (HOST_LONG_FORMAT): New macro
6446 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6447 Use HOST_PTR_PRINTF.
6448 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6449 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6450 (HOST_PTR_PRINTF): Document.
6452 2009-08-25 Jan Hubicka <jh@suse.cz>
6454 * config/i386/bmmintrin.h: Replace by #error.
6457 Michael Meissner <michael.meissner@amd.com>
6458 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6459 Tony Linthicum <tony.linthicum@amd.com>
6461 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6462 (TARGET_ROUND): New macro for the round/ptest instructions which
6463 are shared between SSE4.1 and SSE5.
6464 (OPTION_MASK_ISA_ROUND): Ditto.
6465 (OPTION_ISA_ROUND): Ditto.
6466 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6467 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6469 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6470 (-mfused-madd): New switch to give users control over whether the
6471 compiler optimizes to use the multiply/add SSE5 instructions.
6473 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6474 (ix86_handle_option): Turn off 3dnow if -msse5.
6475 (override_options): Add SSE5 support.
6476 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6478 (ix86_expand_sse_movcc): Add SSE5 support.
6479 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6480 vector type to the next largest size.
6481 (ix86_expand_sse5_pack): New function to use pperm to pack a
6482 vector type to the next smallest size.
6483 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6484 (IX86_BUILTIN_FMADDSD): Ditto.
6485 (IX86_BUILTIN_FMADDPS): Ditto.
6486 (IX86_BUILTIN_FMADDPD): Ditto.
6487 (IX86_BUILTIN_FMSUBSS): Ditto.
6488 (IX86_BUILTIN_FMSUBSD): Ditto.
6489 (IX86_BUILTIN_FMSUBPS): Ditto.
6490 (IX86_BUILTIN_FMSUBPD): Ditto.
6491 (IX86_BUILTIN_FNMADDSS): Ditto.
6492 (IX86_BUILTIN_FNMADDSD): Ditto.
6493 (IX86_BUILTIN_FNMADDPS): Ditto.
6494 (IX86_BUILTIN_FNMADDPD): Ditto.
6495 (IX86_BUILTIN_FNMSUBSS): Ditto.
6496 (IX86_BUILTIN_FNMSUBSD): Ditto.
6497 (IX86_BUILTIN_FNMSUBPS): Ditto.
6498 (IX86_BUILTIN_FNMSUBPD): Ditto.
6499 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6500 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6501 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6502 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6503 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6504 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6505 (IX86_BUILTIN_PPERM): Ditto.
6506 (IX86_BUILTIN_PERMPS): Ditto.
6507 (IX86_BUILTIN_PERMPD): Ditto.
6508 (IX86_BUILTIN_PMACSSWW): Ditto.
6509 (IX86_BUILTIN_PMACSWW): Ditto.
6510 (IX86_BUILTIN_PMACSSWD): Ditto.
6511 (IX86_BUILTIN_PMACSWD): Ditto.
6512 (IX86_BUILTIN_PMACSSDD): Ditto.
6513 (IX86_BUILTIN_PMACSDD): Ditto.
6514 (IX86_BUILTIN_PMACSSDQL): Ditto.
6515 (IX86_BUILTIN_PMACSSDQH): Ditto.
6516 (IX86_BUILTIN_PMACSDQL): Ditto.
6517 (IX86_BUILTIN_PMACSDQH): Ditto.
6518 (IX86_BUILTIN_PMADCSSWD): Ditto.
6519 (IX86_BUILTIN_PMADCSWD): Ditto.
6520 (IX86_BUILTIN_PHADDBW): Ditto.
6521 (IX86_BUILTIN_PHADDBD): Ditto.
6522 (IX86_BUILTIN_PHADDBQ): Ditto.
6523 (IX86_BUILTIN_PHADDWD): Ditto.
6524 (IX86_BUILTIN_PHADDWQ): Ditto.
6525 (IX86_BUILTIN_PHADDDQ): Ditto.
6526 (IX86_BUILTIN_PHADDUBW): Ditto.
6527 (IX86_BUILTIN_PHADDUBD): Ditto.
6528 (IX86_BUILTIN_PHADDUBQ): Ditto.
6529 (IX86_BUILTIN_PHADDUWD): Ditto.
6530 (IX86_BUILTIN_PHADDUWQ): Ditto.
6531 (IX86_BUILTIN_PHADDUDQ): Ditto.
6532 (IX86_BUILTIN_PHSUBBW): Ditto.
6533 (IX86_BUILTIN_PHSUBWD): Ditto.
6534 (IX86_BUILTIN_PHSUBDQ): Ditto.
6535 (IX86_BUILTIN_PROTB): Ditto.
6536 (IX86_BUILTIN_PROTW): Ditto.
6537 (IX86_BUILTIN_PROTD): Ditto.
6538 (IX86_BUILTIN_PROTQ): Ditto.
6539 (IX86_BUILTIN_PROTB_IMM): Ditto.
6540 (IX86_BUILTIN_PROTW_IMM): Ditto.
6541 (IX86_BUILTIN_PROTD_IMM): Ditto.
6542 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6543 (IX86_BUILTIN_PSHLB): Ditto.
6544 (IX86_BUILTIN_PSHLW): Ditto.
6545 (IX86_BUILTIN_PSHLD): Ditto.
6546 (IX86_BUILTIN_PSHLQ): Ditto.
6547 (IX86_BUILTIN_PSHAB): Ditto.
6548 (IX86_BUILTIN_PSHAW): Ditto.
6549 (IX86_BUILTIN_PSHAD): Ditto.
6550 (IX86_BUILTIN_PSHAQ): Ditto.
6551 (IX86_BUILTIN_FRCZSS): Ditto.
6552 (IX86_BUILTIN_FRCZSD): Ditto.
6553 (IX86_BUILTIN_FRCZPS): Ditto.
6554 (IX86_BUILTIN_FRCZPD): Ditto.
6555 (IX86_BUILTIN_CVTPH2PS): Ditto.
6556 (IX86_BUILTIN_CVTPS2PH): Ditto.
6557 (IX86_BUILTIN_COMEQSS): Ditto.
6558 (IX86_BUILTIN_COMNESS): Ditto.
6559 (IX86_BUILTIN_COMLTSS): Ditto.
6560 (IX86_BUILTIN_COMLESS): Ditto.
6561 (IX86_BUILTIN_COMGTSS): Ditto.
6562 (IX86_BUILTIN_COMGESS): Ditto.
6563 (IX86_BUILTIN_COMUEQSS): Ditto.
6564 (IX86_BUILTIN_COMUNESS): Ditto.
6565 (IX86_BUILTIN_COMULTSS): Ditto.
6566 (IX86_BUILTIN_COMULESS): Ditto.
6567 (IX86_BUILTIN_COMUGTSS): Ditto.
6568 (IX86_BUILTIN_COMUGESS): Ditto.
6569 (IX86_BUILTIN_COMORDSS): Ditto.
6570 (IX86_BUILTIN_COMUNORDSS): Ditto.
6571 (IX86_BUILTIN_COMFALSESS): Ditto.
6572 (IX86_BUILTIN_COMTRUESS): Ditto.
6573 (IX86_BUILTIN_COMEQSD): Ditto.
6574 (IX86_BUILTIN_COMNESD): Ditto.
6575 (IX86_BUILTIN_COMLTSD): Ditto.
6576 (IX86_BUILTIN_COMLESD): Ditto.
6577 (IX86_BUILTIN_COMGTSD): Ditto.
6578 (IX86_BUILTIN_COMGESD): Ditto.
6579 (IX86_BUILTIN_COMUEQSD): Ditto.
6580 (IX86_BUILTIN_COMUNESD): Ditto.
6581 (IX86_BUILTIN_COMULTSD): Ditto.
6582 (IX86_BUILTIN_COMULESD): Ditto.
6583 (IX86_BUILTIN_COMUGTSD): Ditto.
6584 (IX86_BUILTIN_COMUGESD): Ditto.
6585 (IX86_BUILTIN_COMORDSD): Ditto.
6586 (IX86_BUILTIN_COMUNORDSD): Ditto.
6587 (IX86_BUILTIN_COMFALSESD): Ditto.
6588 (IX86_BUILTIN_COMTRUESD): Ditto.
6589 (IX86_BUILTIN_COMEQPS): Ditto.
6590 (IX86_BUILTIN_COMNEPS): Ditto.
6591 (IX86_BUILTIN_COMLTPS): Ditto.
6592 (IX86_BUILTIN_COMLEPS): Ditto.
6593 (IX86_BUILTIN_COMGTPS): Ditto.
6594 (IX86_BUILTIN_COMGEPS): Ditto.
6595 (IX86_BUILTIN_COMUEQPS): Ditto.
6596 (IX86_BUILTIN_COMUNEPS): Ditto.
6597 (IX86_BUILTIN_COMULTPS): Ditto.
6598 (IX86_BUILTIN_COMULEPS): Ditto.
6599 (IX86_BUILTIN_COMUGTPS): Ditto.
6600 (IX86_BUILTIN_COMUGEPS): Ditto.
6601 (IX86_BUILTIN_COMORDPS): Ditto.
6602 (IX86_BUILTIN_COMUNORDPS): Ditto.
6603 (IX86_BUILTIN_COMFALSEPS): Ditto.
6604 (IX86_BUILTIN_COMTRUEPS): Ditto.
6605 (IX86_BUILTIN_COMEQPD): Ditto.
6606 (IX86_BUILTIN_COMNEPD): Ditto.
6607 (IX86_BUILTIN_COMLTPD): Ditto.
6608 (IX86_BUILTIN_COMLEPD): Ditto.
6609 (IX86_BUILTIN_COMGTPD): Ditto.
6610 (IX86_BUILTIN_COMGEPD): Ditto.
6611 (IX86_BUILTIN_COMUEQPD): Ditto.
6612 (IX86_BUILTIN_COMUNEPD): Ditto.
6613 (IX86_BUILTIN_COMULTPD): Ditto.
6614 (IX86_BUILTIN_COMULEPD): Ditto.
6615 (IX86_BUILTIN_COMUGTPD): Ditto.
6616 (IX86_BUILTIN_COMUGEPD): Ditto.
6617 (IX86_BUILTIN_COMORDPD): Ditto.
6618 (IX86_BUILTIN_COMUNORDPD): Ditto.
6619 (IX86_BUILTIN_COMFALSEPD): Ditto.
6620 (IX86_BUILTIN_COMTRUEPD): Ditto.
6621 (IX86_BUILTIN_PCOMEQUB): Ditto.
6622 (IX86_BUILTIN_PCOMNEUB): Ditto.
6623 (IX86_BUILTIN_PCOMLTUB): Ditto.
6624 (IX86_BUILTIN_PCOMLEUB): Ditto.
6625 (IX86_BUILTIN_PCOMGTUB): Ditto.
6626 (IX86_BUILTIN_PCOMGEUB): Ditto.
6627 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6628 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6629 (IX86_BUILTIN_PCOMEQUW): Ditto.
6630 (IX86_BUILTIN_PCOMNEUW): Ditto.
6631 (IX86_BUILTIN_PCOMLTUW): Ditto.
6632 (IX86_BUILTIN_PCOMLEUW): Ditto.
6633 (IX86_BUILTIN_PCOMGTUW): Ditto.
6634 (IX86_BUILTIN_PCOMGEUW): Ditto.
6635 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6636 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6637 (IX86_BUILTIN_PCOMEQUD): Ditto.
6638 (IX86_BUILTIN_PCOMNEUD): Ditto.
6639 (IX86_BUILTIN_PCOMLTUD): Ditto.
6640 (IX86_BUILTIN_PCOMLEUD): Ditto.
6641 (IX86_BUILTIN_PCOMGTUD): Ditto.
6642 (IX86_BUILTIN_PCOMGEUD): Ditto.
6643 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6644 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6645 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6646 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6647 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6648 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6649 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6650 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6651 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6652 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6653 (IX86_BUILTIN_PCOMEQB): Ditto.
6654 (IX86_BUILTIN_PCOMNEB): Ditto.
6655 (IX86_BUILTIN_PCOMLTB): Ditto.
6656 (IX86_BUILTIN_PCOMLEB): Ditto.
6657 (IX86_BUILTIN_PCOMGTB): Ditto.
6658 (IX86_BUILTIN_PCOMGEB): Ditto.
6659 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6660 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6661 (IX86_BUILTIN_PCOMEQW): Ditto.
6662 (IX86_BUILTIN_PCOMNEW): Ditto.
6663 (IX86_BUILTIN_PCOMLTW): Ditto.
6664 (IX86_BUILTIN_PCOMLEW): Ditto.
6665 (IX86_BUILTIN_PCOMGTW): Ditto.
6666 (IX86_BUILTIN_PCOMGEW): Ditto.
6667 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6668 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6669 (IX86_BUILTIN_PCOMEQD): Ditto.
6670 (IX86_BUILTIN_PCOMNED): Ditto.
6671 (IX86_BUILTIN_PCOMLTD): Ditto.
6672 (IX86_BUILTIN_PCOMLED): Ditto.
6673 (IX86_BUILTIN_PCOMGTD): Ditto.
6674 (IX86_BUILTIN_PCOMGED): Ditto.
6675 (IX86_BUILTIN_PCOMFALSED): Ditto.
6676 (IX86_BUILTIN_PCOMTRUED): Ditto.
6677 (IX86_BUILTIN_PCOMEQQ): Ditto.
6678 (IX86_BUILTIN_PCOMNEQ): Ditto.
6679 (IX86_BUILTIN_PCOMLTQ): Ditto.
6680 (IX86_BUILTIN_PCOMLEQ): Ditto.
6681 (IX86_BUILTIN_PCOMGTQ): Ditto.
6682 (IX86_BUILTIN_PCOMGEQ): Ditto.
6683 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6684 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6685 (enum multi_arg_type): New enum for describing the various SSE5
6686 intrinsic argument types.
6687 (bdesc_multi_arg): New table for SSE5 intrinsics.
6688 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6689 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6691 (ix86_expand_builtin): Add SSE5 intrinsic support.
6692 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6693 operand instructions.
6694 (ix86_expand_sse5_multiple_memory): New function to split the
6695 second memory reference from SSE5 instructions.
6696 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6697 (ix86_return_pops_args): Use stdarg_p to determine if the function
6698 has variable arguments.
6699 (ix86_setup_incoming_varargs): Ditto.
6700 (x86_this_parameter): Ditto.
6702 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6704 (ix86_expand_sse5_pack): Ditto.
6705 (ix86_sse5_valid_op_p): Ditto.
6706 (ix86_expand_sse5_multiple_memory): Ditto.
6708 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6709 constant for SSE5 support.
6710 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6711 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6712 (UNSPEC_SSE5_PERMUTE): Ditto.
6713 (UNSPEC_SSE5_ASHIFT): Ditto.
6714 (UNSPEC_SSE5_LSHIFT): Ditto.
6715 (UNSPEC_FRCZ): Ditto.
6716 (UNSPEC_CVTPH2PS): Ditto.
6717 (UNSPEC_CVTPS2PH): Ditto.
6718 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6720 (COM_FALSE_S): Ditto.
6721 (COM_FALSE_P): Ditto.
6722 (COM_TRUE_S): Ditto.
6723 (COM_TRUE_P): Ditto.
6724 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6725 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6727 (memory attribute): Ditto.
6728 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6729 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6730 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6731 (floor<mode>2): Ditto.
6732 (ceil<mode>2): Ditto.
6733 (btrunc<mode>2): Ditto.
6734 (nearbyintdf2): Ditto.
6735 (nearbyintsf2): Ditto.
6736 (sse_setccsf): Disable if SSE5.
6737 (sse_setccdf): Ditto.
6738 (sse5_setcc<mode>): New support for SSE5 conditional move.
6739 (sse5_pcmov_<mode>): Ditto.
6741 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6743 (SSEMODEF2P): Ditto.
6744 (ssemodesuffixf4): New mode attribute for SSE5.
6745 (ssemodesuffixf2s): Ditto.
6746 (ssemodesuffixf2c): Ditto.
6747 (sserotatemax): Ditto.
6748 (ssescalarmode): Ditto.
6749 (sse_maskcmpv4sf3): Disable if SSE5.
6750 (sse_maskcmpv2df3): Ditto.
6751 (sse_vmmaskcmpv4sf3): Ditto.
6752 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6753 (sse5_vmfmadd<mode>4): Ditto.
6754 (sse5_fmsub<mode>4): Ditto.
6755 (sse5_vmfmsub<mode>4): Ditto.
6756 (sse5_fnmadd<mode>4): Ditto.
6757 (sse5_vmfnmadd<mode>4): Ditto.
6758 (sse5_fnmsub<mode>4): Ditto.
6759 (sse5_vmfnmsub<mode>4): Ditto.
6760 (sse5i_fmadd<mode>4): Ditto.
6761 (sse5i_fmsub<mode>4): Ditto.
6762 (sse5i_fnmadd<mode>4): Ditto.
6763 (sse5i_fnmsub<mode>4): Ditto.
6764 (sse5i_vmfmadd<mode>4): Ditto.
6765 (sse5i_vmfmsub<mode>4): Ditto.
6766 (sse5i_vmfnmadd<mode>4): Ditto.
6767 (sse5i_vmfnmsub<mode>4): Ditto.
6768 (mulv16qi3): Add SSE5 support.
6770 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6771 (sse2_mulv4si3): Disable if SSE5.
6772 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6773 (sse4_1_roundps): Ditto.
6774 (sse4_1_roundsd): Ditto.
6775 (sse4_1_roundss): Ditto.
6776 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6778 (sse_maskcmpsf3): Ditto.
6779 (sse_vmmaskcmpv4sf3): Ditto.
6780 (sse2_maskcmpv2df3): Ditto.
6781 (sse2_maskcmpdf3): Ditto.
6782 (sse2_vmmaskcmpv2df3): Ditto.
6783 (sse2_eq<mode>3): Ditto.
6784 (sse2_gt<mode>3): Ditto.
6785 (sse5_pcmov_<mode>): Add SSE5 support.
6786 (vec_unpacku_hi_v16qi): Ditto.
6787 (vec_unpacks_hi_v16qi): Ditto.
6788 (vec_unpacku_lo_v16qi): Ditto.
6789 (vec_unpacks_lo_v16qi): Ditto.
6790 (vec_unpacku_hi_v8hi): Ditto.
6791 (vec_unpacks_hi_v8hi): Ditto.
6792 (vec_unpacku_lo_v8hi): Ditto.
6793 (vec_unpacks_lo_v8hi): Ditto.
6794 (vec_unpacku_hi_v4si): Ditto.
6795 (vec_unpacks_hi_v4si): Ditto.
6796 (vec_unpacku_lo_v4si): Ditto.
6797 (vec_unpacks_lo_v4si): Ditto.
6798 (sse5_pmacsww): New SSE5 intrinsic insn.
6799 (sse5_pmacssww): Ditto.
6800 (sse5_pmacsdd): Ditto.
6801 (sse5_pmacssdd): Ditto.
6802 (sse5_pmacssdql): Ditto.
6803 (sse5_pmacssdqh): Ditto.
6804 (sse5_pmacsdqh): Ditto.
6805 (sse5_pmacsswd): Ditto.
6806 (sse5_pmacswd): Ditto.
6807 (sse5_pmadcsswd): Ditto.
6808 (sse5_pmadcswd): Ditto.
6809 (sse5_pcmov_<move>): Conditional move support on SSE5.
6810 (sse5_phaddbw): New SSE5 intrinsic insn.
6811 (sse5_phaddbd): Ditto.
6812 (sse5_phaddbq): Ditto.
6813 (sse5_phaddwd): Ditto.
6814 (sse5_phaddwq): Ditto.
6815 (sse5_phadddq): Ditto.
6816 (sse5_phaddubw): Ditto.
6817 (sse5_phaddubd): Ditto.
6818 (sse5_phaddubq): Ditto.
6819 (sse5_phadduwd): Ditto.
6820 (sse5_phadduwq): Ditto.
6821 (sse5_phaddudq): Ditto.
6822 (sse5_phsubbw): Ditto.
6823 (sse5_phsubwd): Ditto.
6824 (sse5_phsubdq): Ditto.
6825 (sse5_pperm): Ditto.
6826 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6827 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6828 (sse5_pperm_sign_v8hi_v4si): Ditto.
6829 (sse5_pperm_zero_v8hi_v4si): Ditto.
6830 (sse5_pperm_sign_v4si_v2di): Ditto.
6831 (sse5_pperm_sign_v4si_v2di): Ditto.
6832 (sse5_pperm_pack_v2di_v4si): Ditto.
6833 (sse5_pperm_pack_v4si_v8hi): Ditto.
6834 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6835 (sse5_perm<mode>): New SSE5 intrinsic insn.
6836 (rotl<mode>3): Ditto.
6837 (sse5_rotl<mode>3): Ditto.
6838 (sse5_ashl<mode>3): Ditto.
6839 (sse5_lshl<mode>3): Ditto.
6840 (sse5_frcz<mode>2): Ditto.
6841 (sse5s_frcz<mode>2): Ditto.
6842 (sse5_cvtph2ps): Ditto.
6843 (sse5_cvtps2ph): Ditto.
6844 (sse5_vmmaskcmp<mode>3): Ditto.
6845 (sse5_com_tf<mode>3): Ditto.
6846 (sse5_maskcmp<mode>3): Ditto.
6847 (sse5_maskcmp_uns<mode>3): Ditto.
6848 (sse5_maskcmp_uns2<mode>3): Ditto.
6849 (sse5_pcom_tf<mode>3): Ditto.
6851 * config/i386/predicates.md (sse5_comparison_float_operator):
6852 New predicate to match the comparison operators supported by
6853 the SSE5 com instruction.
6854 (ix86_comparison_int_operator): New predicate to match just the
6855 signed int comparisons.
6856 (ix86_comparison_uns_operator): New predicate to match just the
6857 unsigned int comparisons.
6859 * doc/invoke.texi (-msse5): Add documentation.
6860 (-mfused-madd): Ditto.
6862 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6864 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6866 (x86_64-*-*): Ditto.
6868 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6870 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6871 intrinisics for SSE5.
6873 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6876 * config/i386/mmintrin-common.h: New file, to contain common
6877 instructions between SSE4.1 and SSE5.
6879 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6880 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6881 (gen_regparm_prefix): Ditto.
6883 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6884 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6885 prototype_p to determine if a function is prototyped.
6887 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
6889 * c-common.c (c_common_reswords) add the alignof keyword,
6890 with same RID as __alignof and __alignof__
6892 2009-08-25 Anatoly Sokolov <aesok@post.ru>
6894 * hooks.h (hook_bool_const_int_const_int_true): Declare.
6895 * hooks.c (hook_bool_const_int_const_int_true): New function.
6896 * target.h (struct gcc_target): Add can_eliminate field.
6897 * target-def.h (TARGET_CAN_ELIMINATE): Define.
6898 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
6899 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
6900 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
6901 (elim_table): Revise comment.
6902 * system.h (CAN_ELIMINATE): Poison.
6903 * defaults.h (CAN_ELIMINATE): Remove.
6904 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
6906 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
6907 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
6909 (alpha_vms_can_eliminate): Declare as static, change return type to
6911 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
6913 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
6914 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
6915 (arm_can_eliminate): New function.
6917 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
6918 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
6919 (avr_can_eliminate): Declare as static.
6920 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
6922 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
6923 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
6924 (bfin_can_eliminate): New function.
6926 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
6927 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
6928 (crx_can_eliminate): New function.
6930 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
6931 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
6932 (fr30_can_eliminate): New function.
6934 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
6935 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
6936 (frv_can_eliminate): New function.
6938 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
6939 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
6940 (h8300_can_eliminate): New function.
6942 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
6943 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
6944 (i386_can_eliminate): Declare as static, change return type to bool.
6945 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
6947 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
6948 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
6949 (ia64_can_eliminate): New function.
6951 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
6952 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
6953 (iq2000_can_eliminate): New function.
6955 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
6956 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
6957 (m32r_can_eliminate): New function.
6959 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
6960 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
6961 (m68hc11_can_eliminate): New function.
6963 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
6964 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
6965 (m68k_can_eliminate): New function.
6967 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
6968 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
6969 (mep_can_eliminate): New function.
6971 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
6972 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
6973 (mips_can_eliminate): New function.
6975 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
6976 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
6977 (rs6000_can_eliminate): New function.
6979 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
6980 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
6981 (s390_can_eliminate): Declare as static.
6982 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
6984 * config/score/score.h (CAN_ELIMINATE): Remove macro.
6985 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
6986 (score_can_eliminate): New function.
6988 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
6989 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
6990 (sparc_can_eliminate): Declare as static.
6991 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
6993 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
6994 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
6995 (xstormy16_can_eliminate): New function.
6997 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
6998 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
6999 (v850_can_eliminate): New function.
7001 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
7003 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
7004 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
7005 (*movdfcc_ext[1234]): Disable for IEEE mode.
7007 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
7009 * gimplify.c (prepare_gimple_addressable): New static function.
7010 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
7012 (gimplify_addr_expr): Invoke it similarly on the operand instead of
7013 manually fiddling with it.
7015 2009-08-25 Michael Matz <matz@suse.de>
7017 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
7018 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
7020 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
7021 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
7022 (do_jump): Split out code for simple binary comparisons into ...
7023 (do_jump_1): ... this, taking the individual operands and code.
7024 Change callers to helper function above accordingly.
7025 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7028 2009-08-25 Michael Matz <matz@suse.de>
7030 * expr.h (struct separate_ops, sepops): New type for passing
7031 around an exploded simple expression.
7032 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7033 Use this structure instead of expression tree.
7034 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7035 expression, only its type.
7036 (expand_vec_cond_expr): Take type and individual operands instead
7038 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7039 expand_vec_shift_expr): Change prototype accordingly.
7040 * tree-vect-stmts.c (vectorizable_condition): Change call of
7041 expand_vec_cond_expr_p to pass only type.
7042 * expr.c (do_store_flags): Change prototype and implementation
7043 to take an exploded expression.
7044 (expand_expr_real_1): New local ops initialized with details
7045 of the full expression. Use it instead of full
7046 expression in calls to do_store_flags, expand_vec_cond_expr,
7047 expand_widen_pattern_expr and expand_vec_shift_expr.
7049 2009-08-25 Michael Matz <matz@suse.de>
7051 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7052 treeop2 initialized with first three operands of the full expression.
7053 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7055 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7057 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7058 (__gthread_objc_condition_allocate): Mark arguments as unused.
7059 (__gthread_objc_condition_deallocate): Likewise.
7060 (__gthread_objc_condition_wait): Likewise.
7061 (__gthread_objc_condition_broadcast): Likewise.
7062 (__gthread_objc_condition_signal): Likewise.
7063 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7064 (__gthread_objc_thread_id): Likewise.
7066 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7069 * tree-pretty-print.c (print_call_name): Print the correct call name
7070 for procedure pointer components.
7072 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7074 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7075 default_promote_function_mode when not VMS.
7077 2009-08-24 Olivier Hainque <hainque@adacore.com>
7079 * convert.c (convert_to_integer): Don't assume an input pointer is
7080 POINTER_SIZE wide. Fetch from the type instead.
7082 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7084 * configure.ac (AC_PREREQ): Bump to 2.64.
7086 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7088 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7089 (process_command): Don't search standard_exec_prefix_1 and
7090 standard_exec_prefix_2.
7092 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7094 * config/arm/arm.c (output_return_instruction): Handle for
7097 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7099 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7101 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7103 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7104 (*arm_movdf_vfp): Likewise.
7106 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7108 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7109 (vashr<mode>3): Rename from ashr<mode>3.
7110 (vlshr<mode>3): Rename from lshr<mode>3.
7112 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7115 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7116 (check_format_info_main): Use scalar_identify_flag.
7117 (check_format_types): Check for scalar size identity if
7118 scalar_identify_flag is set.
7119 (printf_length_specs): Extend by new field.
7120 (asm_fprintf_length_specs): Likewise.
7121 (gcc_diag_length_specs): Likewise.
7122 (scanf_length_specs): Likewise.
7123 (strfmon_length_specs): Likewise.
7124 (gcc_gfc_length_specs): Likewise.
7125 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7126 (ms_printf_flag_specs): Likewise.
7127 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7129 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7132 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7133 (*call_value_pop_1): Ditto.
7134 (*sibcall_pop_1): New insn pattern.
7135 (*sibcall_value_pop_1): Ditto.
7137 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7140 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7143 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7146 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7147 (get_reg_use_in): New function.
7148 (forward_propagate_subreg): Propagate through subreg of zero_extend
7151 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7153 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7154 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7156 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7158 * configure.ac: Remove --with-datarootdir, --with-docdir,
7159 --with-htmldir switches. No need to call AC_SUBST for
7160 datarootdir, docdir, htmldir any more.
7161 * configure: Regenerate.
7162 * doc/install.texi (Configuration): Document --datarootdir,
7163 --docdir, --htmldir, --pdfdir; update documentation for
7164 --infodir, --mandir.
7165 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7168 * aclocal.m4: Regenerate.
7169 * config.in: Regenerate.
7170 * configure: Regenerate.
7172 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7173 Olivier Hainque <hainque@adacore.com>
7175 * config/ia64/ia64.c: Include libfuncs.h.
7176 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7177 (ia64_expand_call): Use reg 25 on VMS.
7178 (ia64_initialize_trampoline): Fix for VMS ABI.
7179 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7180 (ia64_function_arg): Initialize reg 25 on VMS.
7181 Fix OpenVMS ABI issues for varargs.
7182 For OpenVMS, emit the Argument Information register set in the
7183 incoming/sibcall case as well.
7184 (ia64_arg_type): New function.
7185 (ia64_function_arg_advance): Keep track of cum->words.
7186 Fix OpenVMS ABI issues for varargs.
7187 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7188 (ia64_override_options): Set flag_no_common on VMS.
7189 (ia64_init_builtins): Disable FWRITE builtin.
7190 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7191 (ia64_vms_init_libfuncs): Add decc$ routines.
7192 (ia64_vms_valid_pointer_mode): New function.
7193 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7194 (ia64_promote_function_mode): New function
7195 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7196 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7197 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7198 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7199 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7200 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7201 Suppress trailing '#' if VALUE is numeric.
7202 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7203 ia64_promote_function_mode.
7204 (TARGET_VALID_POINTER_MODE): Define.
7206 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7209 * config/rs6000/rs6000.c (rs6000_override_options): Use
7210 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7213 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7214 reporting of vector + decimal/boolean/complex error.
7216 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7218 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7219 __vector double TYPE_DECL.
7221 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7223 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7224 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7225 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7226 to pointer to enum machine_mode. Update all callers as needed.
7228 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7230 * config/alpha/alpha.md (exception_receiver): Emit alternative
7231 GP load sequence if flag_reorder_blocks_and_partition is set.
7232 (*exception_receiver_2): Also enable when
7233 flag_reorder_blocks_and_partition is set.
7235 2009-08-20 Matt Rice <ratmice@gmail.com>
7236 Diego Novillo <dnovillo@google.com>
7238 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7241 2009-08-20 Richard Guenther <rguenther@suse.de>
7243 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7244 * c-tree.h (c_dup_lang_specific_decl): Remove.
7245 (struct lang_decl, struct lang_type): Move definitions ...
7246 * c-lang.h: ... here. New file.
7247 * c-decl.c: Include c-lang.h.
7248 (c_dup_lang_specific_decl): Remove.
7249 * c-typeck.c: Include c-lang.h.
7250 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7251 (c-typeck.o): Likewise.
7252 * c-config-lang.in (gtfiles): Add c-lang.h.
7253 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7256 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7258 * config/alpha/alpha.c (alpha_end_function): Do not clear
7259 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7260 this is now handled in generic code.
7262 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7264 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7265 (s390_z10_fix_long_loop_prediction): New function.
7266 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7267 (s390_reorg): Walk over the INSNs and invoke
7268 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7270 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7272 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7273 "*brx_64bit", "*brx_31bit"): New patterns.
7274 * config/s390/s390.c ('E'): New output modifier.
7276 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7277 Richard Earnshaw <richard.earnshaw@arm.com>
7279 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7280 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7282 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7284 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7286 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7287 for mode mode of operand0 when doing secondary reload for SAR.
7289 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7292 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7293 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7295 2009-08-19 Jason Merrill <jason@redhat.com>
7297 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7298 supported template depth in C++0x.
7300 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7302 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7303 free_after_compilation.
7304 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7305 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7306 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7307 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7308 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7309 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7310 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7312 2009-08-19 Ian Lance Taylor <iant@google.com>
7314 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7315 of (plus (mult (neg B) C) A).
7317 2009-08-18 Michael Matz <matz@suse.de>
7319 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7320 instead of comparing TYPE_MAIN_VARIANT for equality.
7321 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7322 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7323 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7324 * gimplify.c (goa_lhs_expr_p): Ditto and use
7325 STRIP_USELESS_TYPE_CONVERSION.
7327 2009-08-18 Michael Matz <matz@suse.de>
7329 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7330 first field in a struct.
7331 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7333 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7335 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7336 locators before emit_insn is called. Remove assert that
7338 (alpha_end_function): Clear crtl->emit structure and free insn
7339 locators if cfun->is_thunk is true.
7341 2009-08-18 Jason Merrill <jason@redhat.com>
7343 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7345 * configure.ac: Test for it.
7346 * configure, config.in: Regenerate.
7347 * doc/install.texi: Document --enable-gnu-unique-object.
7349 2009-08-18 Richard Guenther <rguenther@suse.de>
7352 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7353 pow(x,y*z) only if x is nonnegative.
7355 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7357 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7361 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7362 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7364 2009-08-17 DJ Delorie <dj@redhat.com>
7366 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7367 * config/m32c/prologue.md (epilogue_freit): New.
7369 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7370 (bank_switch_p): Likewise.
7371 (fast_interrupt_p): Likewise.
7372 (interrupt_p): Likewise.
7373 (m32c_conditional_register_usage): Round memregs size up.
7374 (need_to_save): We only need to save $a0 when we use ENTER.
7375 (interrupt_p): Check for fast_interrupt too.
7376 (bank_switch_p): New.
7377 (fast_interrupt_p): New.
7378 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7379 (m32c_emit_prolog): Support bank switching and fast interrupts.
7380 * doc/extend.texi (Function Attributes): Add bank_switch and
7383 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7385 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7386 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7388 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7390 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7391 (menu): Add IA-64/VMS Options.
7392 (IA-64/VMS Options): Likewise.
7394 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7397 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7399 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7401 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7402 (mips_pop_asm_switch): Likewise.
7403 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7405 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7406 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7407 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7408 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7409 instead of set_noreorder.
7410 (mips_output_function_prologue): Use the new functions.
7411 (mips_output_function_epilogue): Likewise.
7412 (mips_need_noat_wrapper_p): New function, split out from...
7413 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7414 Use mips_push_asm_switch and mips_pop_asm_switch.
7415 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7416 and mips_pop_asm_switch.
7417 (ASM_OUTPUT_REG_POP): Likewise.
7418 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7419 Use mips_pop_asm_switch.
7420 (mips_asm_switch): New structure.
7421 (set_noreorder, set_nomacro): Replace with...
7422 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7423 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7424 instead of set_nomacro.
7425 (fix_truncsfsi2_macro): Likewise.
7426 (cprestore): Likewise.
7427 (hazard): Use mips_noreorder instead of set_noreorder.
7428 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7430 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7432 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7433 from prev_active_insn.
7435 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7437 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7438 * config/avr/avr.c (avr_override_options): Initialize
7439 avr_current_arch variable.
7440 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7441 __AVR_HAVE_16BIT_SP__ according to the device type.
7442 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7444 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7445 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7447 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7450 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7451 generating inlined subroutine die only. We shouldn't be
7452 called for anything else.
7453 (gen_block_die): Don't generate inline subroutine debug info for
7456 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7458 * graphite-poly.c (print_pbb): Print PBB index.
7460 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7463 * graphite-interchange.c (ppl_max_for_le): Moved...
7464 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7465 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7466 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7467 * graphite-ppl.h (ppl_max_for_le): Declared.
7469 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7471 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7472 supported on all platforms.
7473 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7474 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7475 * c-pragma.c: Likewise.
7476 * target-def.h (TARGET_INITIALIZER): Remove
7477 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7478 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7480 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7482 * config/ia64/fde-vms.c: New file.
7483 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7484 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7485 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7486 (uw_frame_state_for): Only register a personality routine if it is
7487 known to be compatible with our expectations.
7488 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7489 Declare unw_table_entry stack variable and
7490 mod all calls to _Unwind_FindTableEntry to add arg.
7491 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7492 (_Unwind_FindTableEntry): Add arg to prototype.
7494 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7496 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7497 field 'signal_pfs_loc'.
7498 (uw_frame_state_for): Remove duplicate code dealing with leaf
7499 procedures without unwind info.
7500 If in the frame after unwinding through a signal handler, restore
7501 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7502 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7503 'pfs_loc' to the AR.PFS location in the signal context; instead
7504 set 'signal_pfs_loc'.
7505 Manually generate the unwind info for the AR.PFS register.
7506 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7507 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7508 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7509 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7510 instead set 'signal_pfs_loc'.
7511 Remove code preventing the AR.PFS register from being restored
7512 from the signal context.
7514 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7515 Tristan Gingold <gingold@adacore.com>
7517 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7518 * config/ia64/t-vms: New file.
7519 * config/ia64/vms64.h: New file.
7520 * config/ia64/vms.h: New file.
7521 * config/ia64/vms-crtinit.asm: New file.
7522 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7523 * config/ia64/vms-unwind.h: New file.
7525 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7527 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7530 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7533 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7535 * real.h (do_mpc_arg2): ... here.
7536 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7539 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7541 * final.c (add_debug_prefix_map): Don't use GC memory for
7542 old_prefix and new_prefix.
7544 2009-08-14 Richard Guenther <rguenther@suse.de>
7546 * ipa-prop.c (compute_complex_pass_through): If we cannot
7547 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7549 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7551 * c-lex.c (c_lex_with_flags): Increase size of local variable
7552 to avoid memory clobber.
7554 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7557 * config/i386/i386.c (ix86_fp_comparison_strategy):
7558 Only enable/disable sahf at function granularity.
7560 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7562 PR rtl-optimization/41064
7563 * reload1.c (reload_as_needed): Don't call extract_insn
7564 for known invalid replacements after calling
7565 validate_replace_rtx_group and verify_changes.
7567 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7570 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7571 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7572 ix86_expand_fp_vcond.
7573 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7574 Assert that operation is supported by ix86_expand_int_vcond.
7575 (vcondu<SSEMODE124C8:mode>): Ditto.
7577 2009-08-13 DJ Delorie <dj@redhat.com>
7579 * config/i386/djgpp-stdint.h: New.
7580 * config.gcc (djgpp): Use it.
7582 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7584 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7585 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7587 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7589 * tree-ssa-loop-prefetch.c
7590 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7591 for long-stride pruning.
7592 (compute_miss_rate): New function to compute the probability
7593 that two memory references access different cache lines.
7595 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7597 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7599 2009-08-13 Richard Guenther <rguenther@suse.de>
7602 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7603 use the constant pointer type.
7604 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7605 of CV qualifiers on the target pointer type.
7606 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7607 conversion check before restrict check.
7609 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7612 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7614 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7616 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7618 2009-08-12 Richard Guenther <rguenther@suse.de>
7620 PR tree-optimization/41011
7621 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7622 and reference constructing.
7624 2009-08-12 Xinliang David Li <davidxl@google.com>
7626 PR tree-optimization/41012
7627 * tree-flow.h : New external interface.
7628 * gimple-low.c (check_call_arg): Change to public function.
7629 Remove argument mismatch check in lowering.
7630 * tree-inline.h (tree_can_inline_p): Interface change.
7631 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7633 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7634 Call change to tree_can_inline_p function.
7635 (cgraph_decide_inlining_incrementally): Ditto.
7637 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7639 PR tree-optimization/41031
7640 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7641 on the partition variable rather than promote_mode on the source
7642 type. Assert that the partition variable's type has the same
7643 mode as the source value's.
7645 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7647 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7648 for for_return == 2.
7649 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7651 * calls.c (expand_call): Fix typo.
7652 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7654 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7656 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7657 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7658 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7659 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7661 2009-08-12 Andrew Haley <aph@redhat.com>
7663 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7665 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7668 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7670 2009-08-12 Richard Guenther <rguenther@suse.de>
7672 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7673 * gimplify.c (gimplify_modify_expr): Do not use
7674 lang_hooks.types_compatible_p.
7675 * tree-ssa.c (useless_type_conversion_p): For aggregates
7676 just return false if the canonical types differ.
7678 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7681 * sese.c (convert_for_phi_arg): New.
7682 (add_guard_exit_phis): Use convert_for_phi_arg.
7684 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7686 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7687 unknown subscript upper bounds.
7689 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7690 Pranav Garg <pranav.garg2107@gmail.com>
7692 * graphite-interchange.c (gather_access_strides): Removed.
7693 (ppl_max_for_le): New.
7694 (build_linearized_memory_access): New.
7695 (memory_stride_in_loop): New.
7696 (pbb_interchange_profitable_p): Reimplemented.
7697 * graphite-ppl.h (ppl_new_id_map): New.
7698 (ppl_interchange): New.
7700 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7702 * graphite-interchange.c (compute_subscript): Removed.
7703 (compute_array_size_cstr): Removed.
7704 (compute_array_size_poly): Removed.
7705 (compute_array_size): Removed.
7706 (gather_access_strides_poly): Removed.
7707 (gather_access_strides): Empty.
7709 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7711 * graphite-dependences.c (dependence_polyhedron_1): Replace
7712 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7713 (graphite_legal_transform_dr): Same.
7714 (graphite_carried_dependence_level_k): Same.
7715 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7716 Initialize PDR_NB_SUBSCRIPTS.
7717 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7719 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7720 (PDR_NB_SUBSCRIPTS): New.
7721 (pdr_nb_subscripts): Removed.
7722 (pdr_dim): Simplified.
7723 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7724 with PDR_NB_SUBSCRIPTS.
7726 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7728 * graphite-interchange.c (compute_array_size): Remove use of
7730 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7731 Do not initialize PDR_DATA_CONTAINER.
7732 (print_pdr): Do not print PDR_DATA_CONTAINER.
7733 * graphite-poly.h (struct poly_dr): Remove data_container field.
7734 (PDR_DATA_CONTAINER): Removed.
7735 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7737 (build_poly_dr): Same.
7739 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7740 Sebastian Pop <sebastian.pop@amd.com>
7742 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7743 copy of the dependence polyhedron. Free the temporary objects.
7744 (graphite_carried_dependence_level_k): Free unused objects before
7747 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7749 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7750 Early return without analyzing the data dependences if no
7751 transform has been done. Call restore_scattering if the transform
7753 (graphite-interchange.c): Same.
7754 * graphite-poly.c (print_scattering_function): Test for
7756 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7757 (apply_poly_transforms): Do not gcc_assert that
7758 the transform is legal.
7759 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7760 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7761 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7762 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7763 * graphite-poly.h (struct poly_scattering): New.
7764 (struct poly_bb): Add original, transformed, and saved fields.
7765 Remove transformed_scattering, original_scattering,
7766 nb_local_variables and nb_scattering_transform fields.
7767 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7768 (poly_scattering_new): New.
7769 (poly_scattering_free): New.
7770 (poly_scattering_copy): New.
7771 (store_scattering_pbb): New.
7772 (store_scattering): New.
7773 (restore_scattering_pbb): New.
7774 (restore_scattering): New.
7775 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
7776 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
7778 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7780 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
7783 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7785 * Makefile.in (graphite.o): Depends on PREDICT_H.
7786 * graphite.c: Include predict.h.
7787 (graphite_finalize): Call tree_estimate_probability.
7788 * predict.c (predict_loops): Do not call scev_initialize and
7790 (tree_estimate_probability_bb): New.
7791 (tree_estimate_probability): Do not initialize loops: move that
7792 code to the driver. Call tree_estimate_probability_bb.
7793 (tree_estimate_probability_driver): New.
7794 (pass_profile): Use tree_estimate_probability_driver.
7795 * predict.h (tree_estimate_probability): Declared.
7797 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7799 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
7800 * graphite-dependences.c (graphite_legal_transform): Add time to
7801 TV_GRAPHITE_DATA_DEPS.
7802 (dependency_between_pbbs_p): Same.
7803 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
7805 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
7807 PR rtl-optimization/41033
7808 * alias.c (nonoverlapping_component_refs_p): Punt when strict
7809 aliasing is disabled.
7811 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7813 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
7814 si_mask_operand, and_load_operand, low_bitmask_operand,
7815 and_reg_operand, and_operand): New predicates.
7816 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
7817 * config/mips/mips.c (and_operands_ok): New function.
7818 * config/mips/mips-protos.h (and_operands_ok): Declare it.
7819 * config/mips/mips.md (move_type): Add ext_ins and logical.
7820 (type): Handle them.
7821 (and<mode>3): Use and_reg_operand as the second operand's predicate.
7822 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
7823 shift_shift. Remove commutative constraint modifier.
7824 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
7826 (*clear_upper32_dext): Remove define_insn_and_split.
7827 (*clear_upper32): Turn this define_insn_and_split ...
7828 (splitter for ANDing register with 0xffff_ffff): .. into this.
7830 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7832 * combine.c (try_widen_shift_mode): Factor out code to check if an
7833 integer constant is a low-order bitmask from here ...
7834 * rtlanal.c (low_bitmask_len): ... to here.
7835 * rtl.h (low_bitmask_len): Declare.
7837 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
7840 * config/alpha/alpha.md (addsi3): Remove expander.
7841 (addsi3): Rename from *addsi3_internal insn pattern.
7842 (subsi3): Remove expander.
7843 (subsi3): Rename from *subsi3_internal insn pattern.
7845 2009-08-11 Douglas B Rupp <rupp@gnat.com>
7847 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
7850 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
7851 Eric Botcazou <botcazou@adacore.com>
7852 Douglas B Rupp <rupp@gnat.com>
7854 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
7855 that records that fit in 64 bits are returned by immediate value,
7856 as required by OpenVMS Calling Standard.
7857 (function_value): Adjust for above modification.
7858 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
7859 virtual_incoming_args_rtx as base object, not next_arg.
7860 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7862 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7864 * reload.c (find_reloads_subreg_address): Check the original
7865 req_equiv_mem address to detect the case where an address is
7866 not valid in the outer mode.
7868 2009-08-11 Richard Guenther <rguenther@suse.de>
7871 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
7873 2009-08-10 Douglas B Rupp <rupp@gnat.com>
7875 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
7876 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
7878 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
7879 Douglas B Rupp <rupp@gnat.com>
7881 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
7882 PT_STACK when frame_pointer_needed on OpenVMS.
7883 (alpha_pv_save_size, alpha_using_fp): Remove.
7884 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
7885 with proper processing for PT_NULL.
7886 (alpha_vms_initial_elimination_offset): New function. Support for
7887 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
7888 (alpha_sa_size): Force procedure type to PT_STACK when
7889 frame_pointer_needed on OpenVMS.
7890 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
7891 (alpha_using_fp): Likewise.
7892 (alpha_vms_can_eliminate): Add prototype.
7893 (alpha_vms_initial_elimination_offset): Likewise.
7894 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
7895 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
7897 2009-08-10 Eric Botcazou <botcazou@adacore.com>
7898 Douglas B Rupp <rupp@gnat.com>
7900 * config/alpha/alpha.c (common_object_handler): New function.
7901 (vms_attribute_table): Declare a single attribute "common_object".
7902 (vms_output_aligned_decl_common): New global function.
7903 (SECTION_VMS_OVERLAY): Delete.
7904 (SECTION_VMS_GLOBAL): Likewise.
7905 (SECTION_VMS_INITIALIZE): Likewise.
7906 (vms_asm_named_section): Remove support for above flags.
7907 (vms_section_type_flags): Delete.
7908 (TARGET_SECTION_TYPE_FLAGS): Likewise.
7909 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
7910 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
7911 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
7913 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7916 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
7917 (sub_ddmmss): Likewise.
7919 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
7922 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
7925 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7928 * reload1.c (reload_as_needed): Use cancel_changes to completely
7929 undo a failed replacement attempt.
7931 2009-08-10 Richard Guenther <rguenther@suse.de>
7934 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
7935 (useless_type_conversion_p): ... here. Require pointer targets
7938 2009-08-10 Dodji Seketeli <dodji@redhat.com>
7941 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
7942 loose the original type of the statement list.
7944 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7946 * config/alpha/alpha.c: Include libfuncs.h
7947 (avms_asm_output_extern): New function.
7948 (alpha_init_libfuncs): Init some decc libfuncs.
7949 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
7950 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
7951 (DO_CRTL_NAMES): Define.
7953 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
7954 (LONG_TYPE_SIZE): Define.
7955 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
7956 (SUBTARGET_SWITCHES): Define malloc64 switch.
7957 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
7958 (MASK_RETURN_ADDR): Define.
7959 doc/invoke.texi (mmalloc64): Document switch.
7961 2009-08-09 Olivier Hainque <hainque@adacore.com>
7962 Douglas B Rupp <rupp@gnat.com>
7964 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
7965 uses_condition_handler.
7966 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
7967 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
7968 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
7969 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
7970 (code_for_builtin): New insn codes for the new alpha_builtins.
7971 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
7972 (alpha_sa_size): Account for uses_condition_handler.
7973 (alpha_expand_prologue): Likewise.
7974 (alpha_start_function): Likewise.
7975 (alpha_expand_epilogue): Likewise.
7976 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
7977 establish/revert expanders.
7978 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
7979 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
7980 New expander, resorting to the alpha.c associated function.
7981 (builtin_revert_vms_condition_handler): Likewise.
7982 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
7983 __gcc_shell_handler, the static VMS condition handler used as
7984 an indirection wrapper to the current dynamically established
7986 * config/alpha/vms-unwind.h: Complete rewrite.
7987 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
7988 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
7990 2009-08-09 Eric Botcazou <botcazou@adacore.com>
7991 Douglas B Rupp <rupp@gnat.com>
7993 * config/alpha/alpha.c (alpha_links): Add 'target' field.
7994 (alpha_need_linkage): Handle aliases. Return function symbol.
7995 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
7996 Use ultimate alias target for the linkage name.
7997 * config/alpha/alpha.md (movmemdi): Use the symbol returned
7998 by alpha_need_linkage for the function symbol.
7999 (setmemdi): Likewise.
8001 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8003 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
8004 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
8005 (ASM_WEAKEN_LABEL): Define.
8006 (CRT_CALL_STATIC_FUNCTION): Define.
8007 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
8008 (ENDFILE_SPEC): Define.
8009 (INIT_SECTION_ASM_OP): Define.
8010 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
8011 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
8013 (MULTILIB_OSDIRNAMES): Define.
8014 (shlib_version): Define.
8015 (SHLIB_EXT): Define.
8016 (SHLIB_OBJS): Define.
8017 (SHLIB_NAME): Define.
8018 (SHLIB_MULTILIB): Define.
8019 (SHLIB_INSTALL): Define.
8020 (SHLIB_SYMVEC): Define.
8021 (SHLIB_SYMVECX2): Define.
8022 (SHLIB_LINK): Define.
8024 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8026 * config/alpha/alpha.c (alpha_initialize_trampoline):
8027 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8028 (alpha_start_function): Emit transfer address on nested functions
8029 for VMS trampoline call.
8030 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8031 since no longer used.
8032 * config/alpha/vms-tramp.asm: Remove.
8033 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8034 since now only data initialized at runtime.
8036 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8038 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8039 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8040 (MD_EXEC_PREFIX): Remove, no longer used.
8041 (MD_STARTFILE_PREFIX): Likewise.
8042 (INCLUDE_DEFAULTS): Likewise.
8043 * config/alpha/t-vms:
8044 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8046 2009-08-09 Richard Guenther <rguenther@suse.de>
8048 PR tree-optimization/41016
8049 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8050 (operand_precision): Remove.
8051 (integral_operand_p): Likewise.
8052 (recognize_single_bit_test): Adjust.
8054 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8056 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8057 operation overflows. Likewise non-cast unary arithmetic.
8058 If one arm of a conditional expression is always taken,
8059 inhibit evaluation warnings for the other arm. Likewise inhibit
8060 evaluation warnings for the second && or || operand if the first
8061 operand is enough to determine the result.
8062 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8064 (build_binary_op): Prevent duplicate evaluation warnings.
8066 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8068 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8069 and destination have different modes, Use promote_mode to
8070 determine the signedness of the conversion. Assert that the
8071 promoted source mode matches the destination mode. Don't pass
8072 the destination and destination mode to expand_expr if the source
8073 mode is different. Simplify conversion logic.
8075 2009-08-09 Ira Rosen <irar@il.ibm.com>
8077 PR tree-optimization/41008
8078 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8079 from condition only in case it's a comparison. Adjust checks.
8081 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8083 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8084 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8085 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8086 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8087 (dump_cand): Handle them.
8088 (struct iv_cand): New members COST_STEP and AINC_USE.
8089 (stmt_after_increment): Likewise.
8090 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8091 callers changed. Use gimple_uid comparison instead of scanning.
8092 (add_candidate_1): When looking for identical candidates, take
8093 AINC_USE into account. Set it for new candidates.
8094 (force_expr_to_var_cost): Cast target_spill_cost to int.
8095 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8096 All callers changed. Check for availability of autoinc addressing
8097 modes, both in general for a given mode, and in the specific use case.
8098 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8100 (get_computation_cost): Likewise.
8101 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8102 add_autoinc_candidates): New static functions.
8103 (add_candidate): Call add_autoinc_candidates for candidates based on
8105 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8106 (determine_use_iv_cost_address): If we have an autoinc candidate at
8107 the matching use, verify autoinc is possible and subtract the cost
8108 of the candidate's step from the cost.
8109 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8110 member of the candidate.
8111 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8112 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8114 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8116 * config.build (ia64-hp-*vms*): New target.
8117 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8119 * config.gcc (ia64-hp-*vms*): New target.
8120 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8122 * config.host (ia64-hp-*vms*): New target.
8123 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8126 2009-08-08 Richard Guenther <rguenther@suse.de>
8128 PR tree-optimization/40991
8129 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8131 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8133 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8134 mode check. Do truncations in an integer mode.
8135 (force_to_mode): Handle subregs for all mode types. Only do
8136 arithmetic simplifications on integer modes.
8138 2009-08-07 Richard Guenther <rguenther@suse.de>
8140 PR tree-optimization/40999
8141 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8142 (maybe_fold_reference): Lookup constant initializers.
8143 (fold_gimple_assign): Likewise.
8145 2009-08-07 Richard Guenther <rguenther@suse.de>
8147 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8148 that require structural equality defer to the langhook.
8150 2009-08-07 Martin Jambor <mjambor@suse.cz>
8152 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8154 (struct ipa_pass_through_data): New type.
8155 (struct ipa_ancestor_jf_data): New type.
8156 (union jump_func_value): Removed field formal_id, added fields
8157 pass_through and ancestor.
8158 (struct ipa_param_call_note): Changed type of formal_id to int from
8160 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8161 operations jump functions and ancestor jump functions.
8162 (compute_complex_pass_through): New function.
8163 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8164 reflect changes in the jump function strucutre.
8165 (update_jump_functions_after_inlining): Ignore complex pass-through
8166 and ancestor jump functions.
8167 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8168 polynomial pass-through with operation jump functions.
8170 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8172 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8173 fde->dw_fde_begin as begin label instead of hot/cold label.
8174 Use LLSDAC label instead of LLSDA for second section lsda.
8175 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8176 label instead of LLSDA if it is true.
8177 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8179 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8180 SECTION argument. Use it as index into crtl->eh.call_site_record
8182 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8183 use it to determine how to print table entries instead of using
8184 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8185 label instead of normal begin label as base.
8186 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8187 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8188 ensure no EH range spans between sections and that landing pads
8189 are always in the corresponding section.
8190 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8191 for crtl->eh.call_site_record being an array rather than scalar.
8192 (output_one_function_exception_table): New function, copied
8193 from output_function_exception_table. Adjust
8194 dw2_size_of_call_site_table, dw2_output_call_site_table
8195 callers. For SECOND section use *C suffixed labels.
8196 (output_function_exception_table): Call
8197 output_one_function_exception_table and, when doing hot/cold
8198 partitioning, also another time for the second section.
8199 * opts.c: Include except.h.
8200 (decode_options): Allow -freorder-blocks-and-partition with
8201 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8202 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8203 * function.h (struct rtl_eh): Change call_site_record from
8204 scalar into array of 2 elements.
8206 2009-08-07 Martin Jambor <mjambor@suse.cz>
8208 * ipa-prop.c (count_formal_params_1): New function.
8209 (ipa_get_vector_of_formal_parms): New function.
8210 (get_vector_of_formal_parm_types): New function.
8211 (ipa_modify_formal_parameters): New function.
8212 (ipa_modify_call_arguments): New function.
8213 (index_in_adjustments_multiple_times_p): New function.
8214 (ipa_combine_adjustments): New function.
8215 (ipa_dump_param_adjustments): New function.
8216 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8217 (ipa_get_vector_of_formal_parms): Declare.
8218 (ipa_modify_formal_parameters): Declare.
8219 (ipa_modify_call_arguments): Declare.
8220 (ipa_combine_adjustments): Declare.
8221 (ipa_dump_param_adjustments): Declare.
8222 (build_ref_for_offset): Declare.
8223 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8224 * tree-sra.c: Include ipa-prop.c.
8225 (build_ref_for_offset): Make public.
8227 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8229 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8231 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8233 * gcc/doc/extend.texi (__builtin_extract_return_address)
8234 (__builtin_frob_return_address): Document.
8236 2009-08-06 Paul Brook <paul@codesourcery.com>
8238 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8239 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8240 implementation on ARMv6-M.
8242 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8244 * doc/extend.texi (pcs): Document new attribute for ARM.
8246 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8248 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8251 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8253 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8256 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8258 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8260 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8262 Merge ARM/hard_vfp_branch to trunk.
8264 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8266 * arm.c (libcall_eq): New function.
8267 (libcall_hash): New function.
8268 (add_libcall): New function.
8269 (arm_libcall_uses_aapcs_base): New function.
8270 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8271 libcalls using the base PCS.
8272 (arm_init_cumulative_args): Likewise.
8274 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8276 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8277 Use base ABI for conversion libfuncs between HFmode and SFmode.
8279 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8281 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8282 V4SImode as representatives of all 64-bit and 128-bit vector
8283 types. Allow vector types without vector modes.
8284 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8285 without vector modes like BLKmode.
8286 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8287 BLKmode. Avoid unsupported vector modes or TImode moves for
8289 (aapcs_vfp_allocate_return_reg): Likewise.
8290 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8291 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8293 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8295 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8296 (arm_get_pcs_model): Pass attribute arguments to
8297 arm_pcs_from_attribute.
8298 (arm_init_cumulative_args): Use base AAPCS for conversions from
8299 floating-point types to DImode.
8300 (arm_attribute_table): Add pcs attribute.
8301 (arm_handle_pcs_attribute): New.
8302 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8303 conversions from floating-point types to DImode, also declare them
8304 to use base AAPCS and declare functions they call to use base
8305 AAPCS and their RTABI names.
8307 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8309 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8310 -mfloat-abi=hard not being supported for VFP.
8312 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8314 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8315 SYMBOL_REF to hard_libcall_value.
8317 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8318 Richard Earnshaw <rearnsha@arm.com>
8320 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8321 has been put on the stack, all remaining co-processory arguments for
8322 that co-processor also go on the stack.
8324 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8326 * config/arm/arm.c (arm_return_in_memory): Handle returning
8327 vectors of suitable size in registers also for AAPCS case.
8329 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8331 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8333 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8335 ARM Hard-VFP calling convention
8336 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8337 * target.h (gcc_target): Add libcall_value to table of call hooks.
8338 * targhooks.h (default_libcall_value): Default implementation.
8339 * targhooks.c (default_libcall_value): Likewise.
8340 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8341 * optabs.c (expand_unop): Use it.
8342 * expr.h (hard_libcall_value): Pass the function RTX through.
8343 * calls.c (emit_library_call_value_1): Update call to
8345 * explow.c (hard_libcall_value): Use new target hook.
8346 * testsuite/lib/target-supports.exp
8347 (check_effective_target_arm_hard_vfp_ok): New hook.
8348 (check_effective_target_arm_neon_ok): Improve test for neon
8350 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8351 * config/arm/arm.c: Include cgraph.h
8352 (TARGET_FUNCTION_VALUE): Override default hook.
8353 (arm_pcs_default): New variable.
8354 (arm_override_options): Don't fault hard calling convention with VFP.
8355 Add support for AAPCS variants.
8356 (arm_function_value): Make static. Handle AAPCS variants.
8357 (arm_libcall_value): New function.
8358 (arm_apply_result_size): Handle VFP registers in results.
8359 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8361 (pcs_attribute_args): New variable.
8362 (arm_pcs_from_attribute): New function.
8363 (arm_get_pcs_model): New function.
8364 (aapcs_vfp_cum_init): New function.
8365 (aapcs_vfp_sub_candidate): New function.
8366 (aapcs_vfp_is_return_candidate): New function.
8367 (aapcs_vfp_is_call_candidate): New function.
8368 (aapcs_vfp_allocate): New function.
8369 (aapcs_vfp_allocate_return_reg): New function.
8370 (aapcs_vfp_advance): New function.
8371 (aapcs_cp_arg_layout): New variable.
8372 (aapcs_select_call_coproc): New function.
8373 (aapcs_select_return_coproc): New function.
8374 (aapcs_allocate_return_reg): New function.
8375 (aapcs_libcall_value): New function.
8376 (aapcs_layout_arg): New function.
8377 (arm_init_cumulative_args): Initialize AAPCS args data.
8378 (arm_function_arg): Handle AAPCS variants using new interface.
8379 (arm_arg_parital_bytes): Likewise.
8380 (arm_function_arg_advance): New function.
8381 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8382 calling conventions.
8383 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8384 * arm.h (NUM_VFP_ARG_REGS): Define.
8385 (LIBCALL_VALUE): Update.
8386 (FUNCTION_VALUE): Delete.
8387 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8388 (arm_pcs): New enum.
8389 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8390 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8391 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8392 * arm-protos.h (arm_function_arg_advance): Add.
8393 (aapcs_libcall_value): Add.
8394 (arm_function_value): Delete.
8396 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8397 H.J. Lu <hongjiu.lu@intel.com>
8400 * config/i386/i386.c (standard_sse_mode_p): Remove.
8401 (standard_sse_constant_p): Return 2 for integer mode
8402 vector_all_ones_operand when SSE2 is enabled.
8403 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8404 (ix86_expand_vector_move): Do not check for negative values from
8405 standard_sse_constant_p.
8407 2009-08-06 Richard Guenther <rguenther@suse.de>
8409 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8410 array type comparisons frontend independent.
8411 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8412 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8413 out array reference lower bound and element size operands.
8414 (ao_ref_init_from_vn_reference): Properly compute the offset
8415 for ARRAY_RANGE_REF.
8416 (vn_reference_fold_indirect): Fill out array reference lower
8417 bound and element size operands.
8418 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8419 a non gimple valued reference operand which can happen for
8420 array reference lower bound or element size.
8421 (create_component_ref_by_pieces_1): Properly generate the
8422 element size operand for array references.
8424 2009-08-06 Richard Guenther <rguenther@suse.de>
8426 PR tree-optimization/40964
8427 * tree.c (iterative_hash_host_wide_int): Export.
8428 * tree.h (iterative_hash_host_wide_int): Declare.
8429 * tree-ssa-structalias.c (heapvar_map): New struct.
8430 (heapvar_map_eq): New function.
8431 (heapvar_map_hash): Likewise.
8432 (heapvar_lookup): Adjust.
8433 (heapvar_insert): Likewise.
8434 (make_constraint_from_heapvar): Allow multiple heap variables
8435 per decl at different offsets.
8436 (init_alias_heapvars): Adjust.
8438 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8440 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8441 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8442 trailing sync if TARGET_SYNC_AFTER_SC.
8444 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8446 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8447 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8448 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8449 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8450 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8451 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8452 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8453 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8454 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8455 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8456 the prototype declaration match the definition.
8457 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8458 instructions explicitly. Add barrier_before and operands
8460 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8461 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8462 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8463 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8464 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8465 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8467 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8469 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8471 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8472 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8475 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8478 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8480 PR rtl-optimization/40924
8481 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8482 make sure canon_rtx (mem_address) isn't simpler than
8483 canon_rtx (expanded_mem_address).
8485 2009-08-05 Li Feng <nemokingdom@gmail.com>
8487 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8489 (build_scop_drs): Build alias set for each SCoP.
8491 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8493 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8494 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8495 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8496 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8497 (BASE_DRIVER_SELF_SPECS): Likewise.
8499 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8501 * tree-ssa-alias.c: Fix some comment typos.
8503 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8505 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8506 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8508 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8511 * simplify-rtx.c (simplify_binary_operation_1): Disable
8512 simplifications for decimal float operations.
8514 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8517 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8518 operand of INDIRECT_REF.
8520 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8522 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8523 constants referencing TLS symbols.
8525 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8527 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8528 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8530 2009-08-03 Richard Guenther <rguenther@suse.de>
8532 * tree.c (make_vector_type): Build a main variant first,
8533 get the canonical one and then build the variant.
8534 * tree-ssa.c (useless_type_conversion_p_1): Handle
8536 (useless_type_conversion_p): Conversions to pointers to
8537 incomplete record types are useless.
8539 2009-08-03 Richard Guenther <rguenther@suse.de>
8541 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8542 file will be created.
8543 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8544 * toplev.c (compile_file): Adjust comment.
8546 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8548 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8549 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8550 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8551 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8552 (sh_promote_function_mode): Fix typo.
8554 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8556 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8558 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8560 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8561 declaration arguments.
8563 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8565 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8566 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8567 (ix86_split_ashl): Ditto.
8568 (ix86_expand_vector_init_one_nonzero): Ditto.
8569 (ix86_expand_vector_set): Ditto.
8570 (ix86_expand_reduc_v4sf): Ditto.
8572 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8574 * explow.c (promote_function_mode): Remove assert.
8575 * config/sh/sh.c (sh_promote_function_mode): Declare.
8577 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8579 * config/pa/pa.c (pa_promote_function_mode): Declare.
8580 Change to static. Fix promote_mode call.
8582 * gthr-dce.h (CONST_CAST2): Define if not defined.
8583 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8585 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8587 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8589 * expr.c (store_constructor): Use promote_decl_mode. Remove
8590 now write-only variable unsignedp.
8591 (expand_expr_real_1): Use promote_decl_mode.
8592 * expr.h (promote_function_mode, promote_decl_mode): New.
8593 (promote_mode): Remove last argument.
8594 * function.c (assign_temp): Drop last argument of promote_mode.
8595 (assign_parm_find_data_types): Use promote_function_mode.
8596 (assign_parm_setup_reg): Likewise.
8597 (expand_function_end): Use promote_function_mode.
8598 * calls.c (initialize_argument_information): Use promote_function_mode.
8599 (precompute_arguments): Use promote_mode instead of checking if
8600 only PROMOTE_FUNCTION_MODE is defined.
8601 (expand_call): When making sibcall decisions, use promote_function_mode.
8602 Below, remove an if for targetm.calls.promote_function_return and
8603 and use promote_function_mode.
8604 (emit_library_call_value_1): Use promote_function_mode, fix bug
8605 where promote_mode was passed FOR_CALL == 0 for a return value in an
8607 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8608 * explow.c (promote_function_mode, promote_decl_mode): New.
8609 (promote_mode): Keep only the FOR_CALL == 0 case.
8610 * combine.c (setup_incoming_promotion): Remove test of
8611 promote_function_args. Use promote_function_mode.
8612 * stmt.c (expand_value_return): Use promote_decl_mode.
8613 (expand_decl): Use promote_decl_mode.
8615 * expr.c (store_constructor): Use promote_decl_mode. Remove
8616 now write-only variable unsignedp.
8617 (expand_expr_real_1): Use promote_decl_mode.
8618 * expr.h (promote_function_mode, promote_decl_mode): New.
8619 (promote_mode): Remove last argument.
8620 * function.c (assign_temp): Drop last argument of promote_mode.
8621 (assign_parm_find_data_types): Use promote_function_mode.
8622 (assign_parm_setup_reg): Likewise.
8623 (expand_function_end): Use promote_function_mode.
8624 * calls.c (initialize_argument_information): Use promote_function_mode.
8625 (precompute_arguments): Use promote_mode instead of checking if
8626 only PROMOTE_FUNCTION_MODE is defined.
8627 (expand_call): When making sibcall decisions, use promote_function_mode.
8628 Below, remove an if for targetm.calls.promote_function_return and
8629 and use promote_function_mode.
8630 (emit_library_call_value_1): Use promote_function_mode, fix bug
8631 where promote_mode was passed FOR_CALL == 0 for a return value in an
8633 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8634 * explow.c (promote_function_mode, promote_decl_mode): New.
8635 (promote_mode): Keep only the FOR_CALL == 0 case.
8636 * combine.c (setup_incoming_promotion): Remove test of
8637 promote_function_args. Use promote_function_mode.
8638 * stmt.c (expand_value_return): Use promote_decl_mode.
8639 (expand_decl): Use promote_decl_mode.
8641 * explow.c (promote_function_mode): Just call the target hook.
8642 * targhooks.c (default_promote_function_mode,
8643 default_promote_function_mode_always_promote): New.
8644 * targhooks.h (default_promote_function_mode,
8645 default_promote_function_mode_always_promote): Declare.
8646 * target.h (promote_function_args, promote_function_return): Remove.
8647 (promote_function_mode): New.
8648 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8649 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8650 (TARGET_PROMOTE_FUNCTION_MODE): New.
8651 (TARGET_CALLS): Adjust.
8652 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8653 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8655 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8656 * config/s390/s390.c (s390_promote_function_mode): ... here,
8657 with pointer handling.
8658 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8659 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8661 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8662 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8663 with pointer handling.
8664 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8665 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8667 * config/sh/sh-protos.h (sh_promote_function_mode): New.
8668 * config/sh/sh.c (sh_promote_function_mode): New.
8669 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8670 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8672 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8673 * config/cris/cris.c (cris_promote_function_mode): ... here.
8674 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8675 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8677 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8678 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8679 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8680 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8682 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8683 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8684 complex type handling.
8685 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8686 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8688 * config/pa/pa.c (pa_promote_function_mode): New.
8689 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8690 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8692 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8693 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8694 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8695 * config/xtensa/xtensa.c: Likewise.
8696 * config/stormy16/stormy16.c: Likewise.
8697 * config/iq2000/iq2000.c: Likewise.
8698 * config/rs6000/rs6000.c: Likewise.
8699 * config/picochip/picochip.c: Likewise.
8700 * config/arc/arc.c: Likewise.
8701 * config/mcore/mcore.c: Likewise.
8702 * config/score/score.c: Likewise.
8703 * config/mips/mips.c: Likewise.
8704 * config/bfin/bfin.c: Likewise.
8705 * config/ia64/ia64.c: Likewise (disabled though).
8707 * config/frv/frv.h: Remove pointless remark.
8709 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8710 TARGET_PROMOTE_FUNCTION_ARGS,
8711 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8712 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8714 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8716 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8717 -floop-parallelize-all.
8718 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8719 flag_loop_parallelize_all.
8720 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8721 * graphite.c (graphite_transform_loops): Same.
8723 * graphite-poly.c (apply_poly_transforms): Same.
8725 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8727 PR tree-optimization/40914
8728 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8729 if set, then check the delta field of the PMF record.
8730 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8731 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8732 call is stored in the delta.
8734 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8736 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8738 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8740 * config/i386/bsd.h (ASM_BYTE): New define.
8741 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8742 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8743 .byte. Use fputs or putc instead of fprintf where appropriate.
8744 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8745 fputs or putc instead of fprintf where appropriate.
8746 * config/i386/i386elf.h: Ditto.
8747 * config/i386/sysv4.h: Ditto.
8749 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8750 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8751 (*tls_global_dynamic_64): Ditto.
8753 2009-07-31 Christian Bruel <christian.bruel@st.com>
8755 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8757 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8759 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8760 Remove dead code for MINUS.
8762 2009-07-31 Anthony Green <green@moxielogic.com>
8764 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8766 (moxie_expand_epilogue): Ditto for epilogue.
8767 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8769 (moxie_function_arg): Ditto.
8770 (moxie_pass_by_reference): Ditto.
8771 (moxie_arg_partial_bytes): Ditto.
8772 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
8773 (FUNCTION_ARG_ADVANCE) Ditto.
8774 (REG_PARM_STACK_SPACE) Ditto.
8775 (FUNCTION_ARG_REGNO_P) Dito.
8777 * config.gcc: Add moxie linux config support.
8778 * gcc/config/moxie/uclinux.h: New file.
8780 2009-07-31 DJ Delorie <dj@redhat.com>
8782 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
8783 (UNSPECV_SP_SWITCH_E): New.
8784 (sp_switch_1): Change to an unspec.
8785 (sp_switch_2): Change to an unspec. Don't use post-inc when we
8787 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
8788 reference the new stack's address
8790 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8792 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
8793 graphite-clast-to-gimple.o, graphite-dependences.o,
8794 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8795 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
8796 (graphite-blocking.o,
8797 graphite-clast-to-gimple.o, graphite-dependences.o,
8798 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8799 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
8800 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
8801 * cfgloop.h (struct loop): Add can_be_parallel field.
8802 * common.opt (fgraphite-identity): Moved up.
8803 (fgraphite-force-parallel): New flag.
8804 * graphite.c: Rewrite.
8805 * graphite.h: Rewrite.
8806 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
8808 * toplev.c (graphite_out_file): New file descriptor.
8809 (graphite_in_file): New.
8810 (process_options): flag_graphite_force_parallel cannot be used without
8812 * tree-ssa-loop.c: Include toplev.h.
8813 (gate_graphite_transforms): Enable flag_graphite for
8814 flag_graphite_force_parallel.
8816 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8818 * ChangeLog.graphite: New.
8819 * graphite-blocking.c: New.
8820 * graphite-clast-to-gimple.c: New.
8821 * graphite-clast-to-gimple.h: New.
8822 * graphite-dependences.c: New.
8823 * graphite-dependences.h: New.
8824 * graphite-interchange.c: New.
8825 * graphite-poly.c: New.
8826 * graphite-poly.h: New.
8827 * graphite-ppl.c: New.
8828 * graphite-ppl.h: New.
8829 * graphite-scop-detection.c: New.
8830 * graphite-scop-detection.h: New.
8831 * graphite-sese-to-poly.c: New.
8832 * graphite-sese-to-poly.h: New.
8836 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8838 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
8839 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
8841 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8843 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
8844 (scev_is_linear_expression): Return false if the evolution is not
8845 affine multivariate.
8847 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8849 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
8850 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
8852 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8854 * tree-data-ref.c (debug_data_references): New.
8855 (debug_data_reference): New.
8856 * tree-data-ref.h (debug_data_references): Declared.
8857 (debug_data_reference): Declared.
8859 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8861 * tree-data-ref.c (stmt_simple_memref_p: Removed.
8862 * tree-data-ref.h (scop_p): Removed.
8863 (struct data_reference): Remove field scop.
8865 (stmt_simple_memref_p): Removed.
8867 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8869 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
8870 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
8873 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8875 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
8877 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8879 * doc/invoke.texi (-fgraphite-identity): Documented.
8881 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8883 * tree-scalar-evolution.c: Fix comment.
8884 (instantiate_scev_1): Return unknow from scev instantiation if the
8885 result is not above instantiate_below.
8887 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8889 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
8890 static anymore. Instantiate the symbols that may have been introduced
8892 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
8895 2009-07-30 DJ Delorie <dj@redhat.com>
8897 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
8898 .vliw directive to VLIW sections.
8900 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8902 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
8904 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
8905 (AUTOHEADER): New variable.
8906 ($(srcdir)/cstamp-h.in): Use it.
8908 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8909 Pat Haugen <pthaugen@us.ibm.com>
8910 Revital Eres <ERES@il.ibm.com>
8912 * config/rs6000/vector.md (VEC_F): Add VSX support.
8916 (vector_load_<mode>): Ditto.
8917 (vector_store_<mode>): Ditto.
8918 (vector GPR move split): Ditto.
8919 (vec_reload_and_plus_<mptrsize>): Ditto.
8920 (vec_reload_and_reg_<mptrsize>): Ditto.
8921 (add<mode>3): Ditto.
8922 (sub<mode>3): Ditto.
8923 (mul<mode>3): Ditto.
8924 (neg<mode>2): Ditto.
8925 (abs<mode>2): Ditto.
8926 (smin<mode>3): Ditto.
8927 (smax<mode>3): Ditto.
8928 (vector_eq<mode>): Ditto.
8929 (vector_gt<mode>): Ditto.
8930 (vector_ge<mode>): Ditto.
8931 (vector_gtu<mode>): Ditto.
8932 (vector_select_<mode>_uns): Ditto.
8933 (vector_eq_<mode>_p): Ditto.
8934 (vector_gt_<mode>_p): Ditto.
8935 (vector_ge_<mode>_p): Ditto.
8936 (vector_gtu_<mode>_p): Ditto.
8937 (cr6_test_for_zero): Ditto.
8938 (cr6_test_for_zero_reverse): Ditto.
8939 (cr6_test_for_lt): Ditto.
8940 (cr6_test_for_lt_reverse): Ditto.
8941 (xor<mode>3): Ditto.
8942 (ior<mode>3): Ditto.
8943 (and<mode>3): Ditto.
8944 (one_cmpl<mode>2): Ditto.
8945 (nor<mode>2): Ditto.
8946 (andc<mode>2): Ditto.
8947 (float<VEC_int<mode>2): Ditto.
8948 (unsigned_float<VEC_int><mode>2): Ditto.
8949 (fix_trunc<mode><VEC_int>2): Ditto.
8950 (fixuns_trunc<mode><VEC_int>2): Ditto.
8952 (vec_set<mode>): Ditto.
8953 (vec_extract<mode>): Ditto.
8954 (vec_interleave_highv4sf): Ditto.
8955 (vec_interleave_lowv4sf): Ditto.
8956 (vec_realign_load_<mode>): Ditto.
8957 (vec_shl_<mode>): Ditto.
8958 (vec_shr_<mode>): Ditto.
8959 (div<mode>3): New patterns for VSX.
8960 (vec_interleave_highv2df): Ditto.
8961 (vec_interleave_lowv2df): Ditto.
8962 (vec_pack_trunc_v2df): Ditto.
8963 (vec_pack_sfix_trunc_v2df): Ditto.
8964 (vec_pack_ufix_trunc_v2df): Ditto.
8965 (vec_unpacks_hi_v4sf): Ditto.
8966 (vec_unpacks_lo_v4sf): Ditto.
8967 (vec_unpacks_float_hi_v4si): Ditto.
8968 (vec_unpacks_float_lo_v4si): Ditto.
8969 (vec_unpacku_float_hi_v4si): Ditto.
8970 (vec_unpacku_float_lo_v4si): Ditto.
8971 (movmisalign<mode>): Ditto.
8972 (vector_ceil<mode>2): New patterns for vectorizing math library.
8973 (vector_floor<mode>2): Ditto.
8974 (vector_btrunc<mode>2): Ditto.
8975 (vector_copysign<mode>3): Ditto.
8977 * config/rs6000/predicates.md (easy_vector_constant_msb): New
8978 predicate for setting the high bit in each word, used for copysign.
8980 * config/rs6000/ppc-asm.h (f19): Whitespace.
8981 (f32-f63): Define if VSX.
8982 (v0-v31): Define if Altivec.
8983 (vs0-vs63): Define if VSX.
8985 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
8987 * config/rs6000/power7.md: New file, provide tuning parameters for
8990 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
8991 (rs6000_cpu_cpp_builtins): Ditto.
8992 (altivec_overloaded_builtins): Ditto.
8993 (altivec_resolve_overloaded_builtin): Ditto.
8995 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
8996 debug switch to disable vectorizing simple math builtin
8999 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
9000 Vectorize simple math builtin functions.
9001 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9002 hook to vectorize math builtins.
9003 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
9004 (rs6000_builtin_conversion): Add VSX/power7 support.
9005 (rs6000_builtin_vec_perm): Ditto.
9006 (vsplits_constant): Add support for loading up a vector constant
9007 with just the high bit set in each part.
9008 (rs6000_expand_vector_init): Add VSX/power7 support.
9009 (rs6000_expand_vector_set): Ditto.
9010 (rs6000_expand_vector_extract): Ditto.
9011 (rs6000_emit_move): Ditto.
9012 (bdesc_3arg): Ditto.
9013 (bdesc_2arg): Ditto.
9014 (bdesc_1arg): Ditto.
9015 (rs6000_expand_ternop_builtin): Ditto.
9016 (altivec_expand_builtin): Ditto.
9017 (rs6000_expand_unop_builtin): Ditto.
9018 (rs6000_init_builtins): Ditto.
9019 (altivec_init_builtins): Ditto.
9020 (builtin_function_type): Ditto.
9021 (rs6000_common_init_builtins): Ditto.
9022 (rs6000_handle_altivec_attribute); Ditto.
9023 (rs6000_mangle_type): Ditto.
9024 (rs6000_vector_mode_supported_p): Ditto.
9025 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9028 * config/rs6000/vsx.md: New file for VSX support.
9030 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9031 identifing values with just the most significant bit set.
9032 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9033 vectorized builtins.
9035 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9036 (UNSPEC_VRFIM): Delete.
9037 (splitter for loading up vector with most significant bit): New
9038 splitter for vectorizing copysign.
9039 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9040 vectorizing simple math functions.
9041 (altivec_vrfip): Add support for vectorizing simple math functions.
9042 (altivec_vrfim): Ditto.
9043 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9045 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9046 (power7.md, vsx.md): Include for power7 support.
9047 (copysigndf3): Use VSX instructions if -mvsx.
9048 (negdf2_fpr): Ditto.
9049 (absdf2_fpr): Ditto.
9050 (nabsdf2_fpr): Ditto.
9051 (adddf3_fpr): Ditto.
9052 (subdf3_fpr): Ditto.
9053 (muldf3_fpr): Ditto.
9054 (divdf3_fpr): Ditto.
9055 (fix_truncdfdi2_fpr): Ditto.
9056 (cmpdf_internal1): Ditto.
9057 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9058 (btruncdf2, btruncdf2_fpr): Ditto.
9059 (ceildf2, ceildf2_fpr): Ditto.
9060 (floordf2, floordf2_fpr): Ditto.
9061 (floatdidf2, floatdidf2_fpr): Ditto.
9062 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9063 (fmsubdf4_fpr): Ditto.
9064 (fnmadddf4_fpr_1): Ditto.
9065 (fnmadddf4_fpr_2): Ditto.
9066 (fnmsubdf4_fpr_1): Ditto.
9067 (fnmsubdf4_fpr_2): Ditto.
9068 (fixuns_truncdfdi2): Add expander for VSX support.
9069 (fix_truncdfdi2): Ditto.
9070 (fix_truncdfsi2): Ditto.
9072 (btruncsf2): Whitespace.
9073 (movdf_hardfloat32): Add support for VSX registers.
9074 (movdf_softfloat32): Ditto.
9075 (movdf_hardfloat64): Ditto.
9076 (movdf_hardfloat64_mfpgpr): Ditto.
9077 (movdf_softfloat64): Ditto.
9078 (movti splitters): Add check for vector registers supporting
9079 TImode in the future.
9080 (bpermd): Add power7 bpermd instruction.
9082 * config/rs6000/altivec.h (vec_div): Define if VSX.
9086 (vec_nearbyint): Ditto.
9089 (all predicates): Use the generic builtin function, and not the V4SF
9090 specific function so that the predicates will work with VSX's V2DF.
9094 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9095 Document new VSX functions and types.
9097 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9100 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9101 "wa", and "j" constraints. Modify "v" to talk about Altivec
9102 instead of just vector.
9104 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9107 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9108 location for phi arguments.
9109 (rewrite_update_phi_arguments): Find locations for reaching defs.
9110 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9111 Add location to add_phi_arg calls.
9112 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9113 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9114 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9115 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9116 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9117 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9118 * tree-phinodes.c (make_phi_node): Initialize location.
9119 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9120 (add_phi_arg): Add location parameter.
9121 (remove_phi_arg_num): Move location when moving phi argument.
9122 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9124 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9125 slpeel_update_phi_nodes_for_guard1,
9126 slpeel_update_phi_nodes_for_guard2,
9127 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9128 vect_loop_versioning): Set locations.
9129 * tree-parloops.c (create_phi_for_local_result,
9130 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9131 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9132 * tree-vect-loop.c (get_initial_def_for_induction,
9133 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9135 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9136 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9137 (gimple_phi_arg_set_location): New. Set locus.
9138 (gimple_phi_arg_has_location): New. Check for locus.
9139 (redirect_edge_var_map_location): New. Return locus from var_map.
9140 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9141 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9142 combining PHI arguments.
9143 (cond_store_replacement): Set location.
9144 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9145 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9146 scop_add_exit_phis_edge): Add locations.
9147 * tree-cfgcleanup.c (remove_forwarder_block,
9148 remove_forwarder_block_with_phi): Add locations.
9149 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9150 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9152 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9153 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9154 flush_pending_stmts): Add source location.
9155 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9156 stack to preserve locations.
9157 * tree-vect-stmts.c (vectorizable_load): Add location.
9158 * tree-inline.c (copy_phis_for_bb): Copy locus.
9159 (setup_one_parameter): Add call locus to inlined parameter stmts.
9160 (initialize_inlined_parameters): Pass in call location as parameter
9162 (tree_function_versioning): Pass location to setup_one_parameter.
9163 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9164 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9165 copy and edge lists.
9166 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9167 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9168 locus parameter and override the stmt default if provided.
9169 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9170 elim_graph_add_edge, elim_graph_remove_succ_edge,
9171 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9172 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9173 eliminate_phi): Add locus info in elimination graph for each edge and
9175 (insert_backedge_copies): Copy locus if present.
9176 * tree-flow.h (struct _edge_var_map): Add locus field.
9177 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9178 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9179 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9181 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9183 2009-07-30 Martin Jambor <mjambor@suse.cz>
9185 PR tree-optimization/40570
9186 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9189 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9191 * ssa-loop-manip.c: Include langhooks.h.
9192 (rewrite_phi_with_iv): New.
9193 (rewrite_all_phi_nodes_with_iv): New.
9194 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9195 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9196 * tree-parloops.c (loop_parallel_p): Move out all conditions
9197 except dependency check.
9198 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9199 (gen_parallel_loop): Call canonicalize_loop_ivs without
9200 reduction_list argument.
9201 (build_new_reduction): New.
9202 (gather_scalar_reductions): New.
9203 (try_get_loop_niter): New.
9204 (try_create_reduction_list): New.
9205 (parallleize_loops): Change the parallel conditions check.
9206 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9207 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9209 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9211 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9213 * doc/options.texi (Option properties): Mention new quoting syntax.
9215 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9217 * config/alpha/alpha.c (alpha_start_function):
9218 Handle VMS_DEBUG_MAIN_POINTER
9219 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9220 * doc/invoke.texi: Document -mdebug-main switch.
9222 2009-07-29 Richard Henderson <rth@redhat.com>
9224 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9225 (cgraph_create_edge_including_clones): Likewise.
9226 * tree-inline.c (copy_bb): Operate on the correct edges
9227 when updating the callgraph.
9229 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9231 * config/alpha/vms-cc.c: Deleted.
9232 * config/alpha/vms-ld.c: Deleted.
9233 * config/alpha/t-vms64: Moved to config/vms
9234 * config/alpha/vms-crt0-64.c: Moved to config/vms
9235 * config/alpha/vms-crt0.c: Moved to config/vms
9236 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9237 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9238 * config/alpha/xm-vms.h: Moved to config/vms
9239 * config/alpha/x-vms: Moved to config/vms
9240 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9242 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9243 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9245 * config/vms/t-vms64: Moved here from config/alpha
9246 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9247 (argc,argv,envp): Enforce 32bit malloc'ing.
9248 * config/vms/vms-psxcrt0-64.c: Likewise.
9249 * config/vms/vms-crt0.c: Moved here from config/alpha.
9250 * config/vms/vms-psxcrt0.c: Likewise.
9251 * config/vms/vms-crtl-64.h: New file.
9252 * config/vms/vms-crtl.h: New file.
9253 * config/vms/vms.opt: New file.
9254 * config/vms/xm-vms64.h: New file.
9255 * config/vms/xm-vms.h: Moved here from config/alpha.
9256 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9258 * config/vms/x-vms: Moved here from config/alpha.
9259 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9260 (vms-ld.o, vms-cc.o): Removed.
9261 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9263 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9265 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9266 correct stack (obvious VMS fix).
9268 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9270 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9271 date, version info if VMS_DEBUGGING_INFO defined.
9272 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9273 size, date calculating code moved here.
9275 2009-07-29 Paul Brook <paul@codesourcery.com>
9277 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9280 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9283 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9284 to DImode when generating insq_le insn.
9286 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9288 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9289 New macro set for VMS_DEBUGGGING_INFO.
9290 (AT_string_form): Use it.
9292 2009-07-28 DJ Delorie <dj@redhat.com>
9294 * config/mep/mep.c (vtext_section): New.
9295 (vftext_section): New.
9296 (ftext_section): New.
9297 (mep_select_section): Add support for functions.
9298 (mep_unique_section): Likewise.
9299 (mep_asm_init_sections): Likewise.
9300 (mep_encode_section_info): Remove it from here.
9302 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9304 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9306 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9307 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9309 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9311 * dwarf2out.c (output_file_names): Test new macro
9312 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9313 (add_comp_dir_attribute): Likewise.
9315 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9317 * config/i386/mingw-w64.h (LINK_SPEC): Add
9318 separating space between commands.
9320 2009-07-28 Jan Hubicka <jh@suse.cz>
9322 PR tree-optimization/40759
9323 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9326 2009-07-27 DJ Delorie <dj@redhat.com>
9328 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9329 types are dword-aligned.
9330 (mep_expand_va_start): Likewise.
9332 2009-07-27 Olivier Hainque <hainque@adacore.com>
9333 Douglas B Rupp <rupp@gnat.com>
9335 * convert.c (convert_to_pointer): Don't assume the target
9336 pointer type is POINTER_SIZE long. Fetch its precision instead.
9338 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9340 * system.h (fopen): Undefine if macro.
9342 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9344 * dwarf2out.c (output_cfi_p): Removed.
9345 (output_cfis): New function.
9346 (output_fde): New function, split from output_call_frame_info.
9347 (output_call_frame_info): Use it.
9348 (dwarf2out_switch_text_section): Use output_cfis.
9350 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9352 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9353 TARGET_BI_ARCH is specified without enabling SJLJ.
9354 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9355 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9357 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9359 * arm.md (negdi2): Use DImode if forcing a value into a register.
9361 2009-07-26 Ira Rosen <irar@il.ibm.com>
9363 PR tree-optimization/40801
9364 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9365 of vector operand from the previous copy of vector statement.
9366 Pass the correct definition type value to
9367 vect_get_vec_def_for_stmt_copy().
9369 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9371 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9372 const char ** conversion.
9374 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9376 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9377 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9378 (gcc_unreachable): Invoke __builtin_unreachable() if
9379 !ENABLE_ASSERT_CHECKING.
9381 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9383 PR rtl-optimization/40445
9384 * emit-rtl.c (next_nonnote_insn_bb): New function.
9385 * rtl.h (next_nonnote_insn_bb): Declare new function.
9386 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9387 with no successors that is the successor of the ENTRY_BLOCK.
9388 Continue from the top after removing an empty fallthrough block.
9389 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9390 of next_nonnote_insn.
9392 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9394 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9396 2009-07-25 Martin Jambor <mjambor@suse.cz>
9398 * c-common.c (c_common_attribute_table): New element for noclone.
9399 (handle_noclone_attribute): New function. Forward-declare.
9400 * tree-inline.c (tree_versionable_function_p): Check for noclone
9402 * doc/extend.texi (Labels as Values): Document need for noclone.
9403 (Function Attributes): Document noclone attribute.
9405 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9407 PR rtl-optimization/34999
9408 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9409 and dw_fde_switched_cold_to_hot fields.
9410 (output_cfi_p): New function.
9411 (output_call_frame_info): If fde->dw_fde_switched_sections,
9412 output 2 FDEs instead of one with corrupted header.
9413 (dwarf2out_do_cfi_startproc): New function.
9414 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9415 and fde->dw_fde_switched_cold_to_hot.
9416 (dwarf2out_switch_text_section): Compute
9417 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9418 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9419 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9420 Otherwise, compute fde->dw_fde_switch_cfi.
9422 2009-07-24 Cary Coutant <ccoutant@google.com>
9424 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9426 2009-07-24 Cary Coutant <ccoutant@google.com>
9428 * cfghooks.c (split_block): Copy discriminator to new block.
9429 * tree-cfg.c (assign_discriminator): Check location of last
9430 instruction in block as well as first.
9432 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9434 * config/i386/linux.c: Use fputs or putc instead of fprintf
9436 * config/i386/gas.h: Ditto.
9437 * config/i386/x86-64.h: Ditto.
9438 * config/i386/att.h: Ditto.
9440 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9442 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9445 2009-07-24 Martin Jambor <mjambor@suse.cz>
9447 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9448 (ipa_push_func_to_list_1): Declare.
9449 (ipa_push_func_to_list): New function.
9451 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9452 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9453 (ipa_push_func_to_list): Removed.
9454 (ipa_pop_func_from_list): Clear node_enqueued flag.
9456 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9458 * config/s390/s390.c (override_options): Default
9459 max-unrolled-insns to 100 for z10 tuning.
9461 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9463 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9464 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9465 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9466 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9467 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9468 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9469 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9471 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9473 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9474 use default set in mingw32.h header.
9475 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9476 64-bit /mingw/include path.
9477 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9480 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9482 PR rtl-optimization/40209
9483 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9485 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9487 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9488 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9489 with the rest of string where appropriate. Use fputs or putc
9490 instead of fprintf where appropriate.
9492 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9493 Pat Haugen <pthaugen@us.ibm.com>
9494 Revital Eres <ERES@il.ibm.com>
9496 * config/rs6000/vector.md: New file. Move most of the vector
9497 expander support here from altivec.md to allow for the VSX vector
9498 unit in the future. Add support for secondary_reload patterns.
9499 Rewrite the patterns for vector comparison, and vector comparison
9500 predicate instructions so that the RTL expresses the desired
9501 behavior, instead of using unspec.
9503 * config/rs6000/constraints.md ("f" constraint): Use
9504 rs6000_constraints to hold the precalculated register class.
9505 ("d" constraint): Ditto.
9506 ("wd" constraint): New constraint for VSX.
9507 ("wf" constraint): Ditto.
9508 ("ws" constraint): Ditto.
9509 ("wa" constraint): Ditto.
9510 ("wZ" constraint): Ditto.
9511 ("j" constraint): Ditto.
9513 * config/rs6000/predicates.md (vsx_register_operand): New
9515 (vfloat_operand): New predicate for vector.md.
9516 (vint_operand): Ditto.
9517 (vlogical_operand): Ditto.
9518 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9519 (easy_vector_constant): Add VSX support.
9520 (altivec_indexed_or_indirect_operand): New predicate for
9521 recognizing Altivec style memory references with AND -16.
9523 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9524 for vector secondary reload support.
9525 (rs6000_vector_reg_class): Delete, replacing it with
9527 (rs6000_vsx_reg_class): Ditto.
9528 (rs6000_constraints): New array to hold the register classes of
9529 each of the register constraints that can vary at runtime.
9530 (builtin_mode_to_type): New static array for builtin function type
9532 (builtin_hash_table): New static hash table for builtin function
9534 (TARGET_SECONDARY_RELOAD): Define target hook.
9535 (TARGET_IRA_COVER_CLASSES): Ditto.
9536 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9537 registers are 128 bits if VSX memory reference instructions are used.
9538 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9540 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9541 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9542 Print several of the scheduling related parameters.
9543 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9544 rs6000_constraints instead of rs6000_vector_reg_class. Move
9545 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9546 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9547 Altivec. Add VSX support. Setup for secondary reload support on
9548 Altivec/VSX registers.
9549 (rs6000_override_options): Make power7 set the scheduling groups
9550 like the power5. Add support for new debug switches to override
9551 the scheduling defaults. Temporarily disable -mcpu=power7 from
9552 setting -mvsx. Add support for debug switches -malways-hint,
9553 -msched-groups, and -malign-branch-targets.
9554 (rs6000_buitlin_conversion): Add support for returning unsigned
9555 vector conversion functions to fix regressions due to stricter
9557 (rs6000_builtin_mul_widen_even): Ditto.
9558 (rs6000_builtin_mul_widen_odd): Ditto.
9559 (rs6000_builtin_vec_perm): Ditto.
9560 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9561 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9563 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9565 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9566 VSX types for bit operations. Changes to accomidate vector.md.
9567 (bdesc_2arg): Ditto.
9568 (bdesc_1arg): Ditto.
9569 (struct builtin_description_predicates): Rewrite predicate
9570 handling so that RTL describes the operation, instead of passing
9571 the instruction to be used as a string argument.
9572 (bdesc_altivec_preds): Ditto.
9573 (altivec_expand_predicate_builtin): Ditto.
9574 (altivec_expand_builtin): Ditto.
9575 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9576 statement for vsldoi support.
9577 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9578 (altivec_expand_st_builtin): Ditto.
9579 (paired_expand_builtin): Whitespace changes.
9580 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9581 builtin_mode_to_type table for secondary reload. Call
9582 builtin_function_type to build random builtin functions.
9583 (altivec_init_builtins): Change to use builtin_function_type to
9584 create builtin function types dynamically as we need them.
9585 (builtin_hash_function): New support for hashing the tree types
9586 for builtin function as we need it, rather than trying to build
9587 all of the trees that we need. Add initial preliminary VSX support.
9588 (builtin_function_type): Ditto.
9589 (builtin_function_eq): Ditto.
9590 (builtin_hash_struct): Ditto.
9591 (rs6000_init_builtins): Ditto.
9592 (rs6000_common_init_builtins): Ditto.
9593 (altivec_init_builtins): Ditto.
9594 (rs6000_common_init_builtins): Ditto.
9595 (enum reload_reg_type): New enum for simplifing reg classes.
9596 (rs6000_reload_register_type): Simplify register classes into GPR,
9597 Vector, and other registers. Altivec and VSX addresses in reload.
9598 (rs6000_secondary_reload_inner): Ditto.
9599 (rs6000_ira_cover_classes): New target hook, that returns the
9600 appropriate cover classes, based on -mvsx being used or not.
9601 (rs6000_secondary_reload_class): Add VSX support.
9602 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9603 (get_vsel_insn): Ditto.
9604 (rs6000_emit_vector_compare): Rewrite vector conditional support
9605 so that where we can, we use RTL operators, instead of blindly use
9607 (rs6000_emit_vector_select): Ditto.
9608 (rs6000_emit_vector_cond_expr): Ditto.
9609 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9610 (create_TOC_reference): Add -mdebug=addr support.
9611 (emit_frame_save): VSX loads/stores need register indexed addressing.
9613 * config/rs6000/rs6000.md: Include vector.md.
9615 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9617 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9618 support for V2DI, V2DF in logical, permute, select operations.
9620 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9621 switch for vsx/power7.
9622 (-mvsx-scalar-memory): Ditto.
9623 (-mvsx-align-128): Ditto.
9624 (-mallow-movmisalign): Ditto.
9625 (-mallow-df-permute): Ditto.
9626 (-msched-groups): Ditto.
9627 (-malways-hint): Ditto.
9628 (-malign-branch-targets): Ditto.
9630 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9632 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9633 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9634 (rs6000_vector_reg_class): Delete.
9635 (rs6000_vsx_reg_class): Ditto.
9636 (enum rs6000_reg_class_enum): New enum for the constraints that
9637 vary based on target switches.
9638 (rs6000_constraints): New array to hold the register class for all
9639 of the register constraints that vary based on the switches used.
9640 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9641 (enum rs6000_builtins): Add unsigned varients for the builtin
9642 declarations returned by target hooks for expanding multiplies,
9643 select, and permute operations. Add VSX builtins.
9644 (enum rs6000_builtin_type_index): Add entries for VSX.
9645 (V2DI_type_node): Ditto.
9646 (V2DF_type_node): Ditto.
9647 (unsigned_V2DI_type_node): Ditto.
9648 (bool_long_type_node): Ditto.
9649 (intDI_type_internal_node): Ditto.
9650 (uintDI_type_internal_node): Ditto.
9651 (double_type_internal_node): Ditto.
9653 * config/rs6000/altivec.md (whole file): Move all expanders to
9654 vector.md from altivec.md. Rename insn matching functions to be
9656 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9657 (altivec_vcmp*): Ditto.
9658 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9659 (VM): New iterator for moves that includes the VSX types.
9660 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9661 (altivec_vperm_<mode>_uns): New, for unsigned types.
9662 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9663 (altivec_eq<mode>): Ditto.
9664 (altivec_gt<mode>): Ditto.
9665 (altivec_gtu<mode>): Ditto.
9666 (altivec_eqv4sf): Ditto.
9667 (altivec_gev4sf): Ditto.
9668 (altivec_gtv4sf): Ditto.
9669 (altivec_vcmpbfp_p): Ditto.
9671 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9673 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9676 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9679 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9680 ASM_SHORT instead of .word.
9681 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9682 instead of .word in asm template.
9684 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9687 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9688 (process_bb_node_lives): Use it.
9690 * ira.c (setup_cover_and_important_classes): Don't setup
9691 ira_important_class_nums. Add cover classes to the end of
9693 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9695 (find_reg_class_closure): Use reorder_important_classes.
9697 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9699 * config/i386/i386.c (i386_ira_cover_classes): New function.
9700 (TARGET_IRA_COVER_CLASSES): Redefine.
9702 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9703 importance of order of cover classes in the array.
9705 2009-07-22 Diego Novillo <dnovillo@google.com>
9707 * tree-pass.h (TDF_EH): Define.
9708 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9709 contains TDF_EH, print the EH region number holding GS.
9710 * tree-dump.c (dump_options): Add "eh".
9711 * doc/invoke.texi: Document it.
9713 2009-07-22 Doug Kwan <dougkwan@google.com>
9715 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9717 2009-07-22 Michael Matz <matz@suse.de>
9719 PR tree-optimization/35229
9720 PR tree-optimization/39300
9722 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9723 (inhibit_phi_insertion): New function.
9724 (insert_into_preds_of_block): Call it for REFERENCEs.
9725 (init_pre): Initialize and finalize scalar evolutions.
9726 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9728 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9730 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9731 Use CONST_VECTOR_NUNITS to determine number of elements.
9733 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9735 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9736 (U, W): Constraints are now deprecated and will be removed if we
9738 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9740 ("prefetch"): Add the stcmh instruction for prefetching.
9741 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9743 (s390_short_displacement): Return always true if compiling for
9744 machines not providing the long displacement facility.
9745 (s390_mem_constraint): Support the new constraint letter Z.
9746 (s390_check_qrst_address): New function.
9748 2009-07-21 DJ Delorie <dj@redhat.com>
9750 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9753 2009-07-21 Jason Merrill <jason@redhat.com>
9755 * c-common.c (max_tinst_depth): Increase default to 1024.
9757 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9759 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9760 (vec_unpacku_float_lo_v4si): Ditto.
9762 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9765 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9766 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9767 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9768 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9770 2009-07-21 Jakub Jelinek <jakub@redhat.com>
9772 PR tree-optimization/40813
9773 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
9776 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
9778 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
9779 with a NOP_EXPR if needed.
9781 2009-07-21 Paul Brook <paul@codesourcery.com>
9783 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
9784 Terminate debug dump with newline.
9786 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9788 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
9789 Cast "1" to unsigned HOST_WIDE_INT.
9790 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
9791 deposit length to the maximum length - lsb. Extend length if
9792 HOST_BITS_PER_WIDE_INT is 32.
9794 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9796 * cgraph.h (constant_pool_htab): New function.
9797 (constant_descriptor_tree): Move from varasm.c.
9798 * varasm.c (constant_pool_htab): New function.
9799 (constant_descriptor_tree): Move to cgraph.h.
9801 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9803 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
9805 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
9807 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
9810 2009-07-20 Xinliang David Li <davidxl@google.com>
9812 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
9814 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
9816 * config/mips/mips.md (move_type): Add arith.
9817 (type): Handle arith.
9818 (zero_extendsidi2): Rename this into ...
9819 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
9820 (zero_extendsidi2): New expander.
9821 (*zero_extendsidi2_dext): New pattern.
9823 2009-07-20 Nick Clifton <nickc@redhat.com>
9825 * config.gcc (mips64-*-*): Add definition of tm_defines in order
9826 to set MIPS_ABI_DEFAULT.
9827 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
9829 2009-07-20 Jakub Jelinek <jakub@redhat.com>
9831 * tree-object-size.c (addr_object_size): Handle unions with
9832 array in it as last field of structs in __bos (, 1) as __bos (, 0).
9834 PR tree-optimization/40792
9835 * tree.c (build_function_type_skip_args): Remove bogus assert.
9837 2009-07-20 Jan Hubicka <jh@suse.cz>
9838 Martin Jambor <mjambor@suse.cz>
9840 * cgraph.h (combined_args_to_skip): New field.
9841 * cgraph.c (cgraph_create_virtual_clone): Properly handle
9842 combined_args_to_skip and args_to_skip.
9843 * tree-inline.c (update_clone_info): New function.
9844 (tree_function_versioning): Call update_clone_info.
9845 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
9847 (cgraph_materialize_all_clones): More extensive dumping, working
9848 with combined_args_to_skip rather than args_to_skip.
9850 2009-07-20 Ira Rosen <irar@il.ibm.com>
9852 * tree-vectorizer.h (vectorizable_condition): Add parameters.
9853 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
9854 (get_initial_def_for_reduction): Likewise.
9855 (vectorizable_reduction): Skip the check of first operand in case
9856 of COND_EXPR. Add check that it is outer loop vectorization if
9857 nested cycle was detected. Call vectorizable_condition() for
9858 COND_EXPR. If reduction epilogue cannot be created do not fail for
9859 nested cycles (if it is not double reduction). Assert that there
9860 is only one type in the loop in case of COND_EXPR. Call
9861 vectorizable_condition() to vectorize COND_EXPR.
9862 * tree-vect-stmts.c (vectorizable_condition): Update comment.
9863 Add parameters. Allow nested cycles if called from
9864 vectorizable_reduction(). Use reduction vector variable if provided.
9865 (vect_analyze_stmt): Call vectorizable_reduction() before
9866 vectorizable_condition().
9867 (vect_transform_stmt): Update call to vectorizable_condition().
9869 2009-07-20 Christian Bruel <christian.bruel@st.com>
9871 * config/sh/sh.opt (-mfmovd): Resurrect and document.
9872 * doc/invoke.texi (-mfmovd): Likewise.
9873 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
9875 2009-07-20 Jan Hubicka <jh@suse.cz>
9877 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
9878 when handling SSA name.
9880 2009-07-19 Jan Hubicka <jh@suse.cz>
9882 PR tree-optimization/40676
9883 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
9884 virtual PHIs in empty BBs.
9886 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9888 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
9889 re-expanded the compound use gen_lowpart instead to convert to the
9892 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9894 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
9895 OUTER_CONST arguments.
9896 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
9897 the new wider mode will be masked off.
9898 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
9900 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9902 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
9903 high-order bits are zero.
9905 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9907 * combine.c (simplify_shift_const_1): Split code to determine
9909 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
9910 new bits shifted in are identical to the old sign bit.
9912 2009-07-18 Richard Guenther <rguenther@suse.de>
9915 * gimplify.c (gimplify_call_expr): Reject code using results from
9916 functions returning void.
9918 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9920 * doc/md.texi: Document the new PowerPC "es" constraint.
9921 Document that "m" can include automodified addresses on this target,
9922 and explain how %U must be used. Extend the "Q" and "Z" documentation
9923 to suggest "es" as well as "m".
9924 * config/rs6000/constraints.md (es): New memory constraint.
9925 (Q, Z): Update strings to match new documentation.
9927 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9929 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
9930 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
9931 * config/rs6000/predicates.md (volatile_mem_operand): Use
9932 offsettable_nonstrict_memref_p.
9933 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
9934 (*floatunssidf2_internal): Likewise.
9935 (*fix_truncdfsi2_internal): Likewise.
9936 (*fix_trunctfsi2_internal): Likewise.
9938 2009-07-17 Anatoly Sokolov <aesok@post.ru>
9940 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
9942 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9944 2009-07-17 Richard Guenther <rguenther@suse.de>
9947 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
9948 (pass_warn_unused_result): Likewise.
9949 (TODO_set_props): Remove.
9950 * omp-low.c (diagnose_omp_structured_block_errors): Change to
9952 (pass_diagnose_omp_blocks): Define.
9953 * c-decl.c (pop_file_scope): Do not finalize the CU here.
9954 (c_gimple_diagnostics_recursively): Remove.
9955 (finish_function): Do not call it.
9956 (c_write_global_declarations): Continue after errors.
9957 Finalize the CU here.
9958 * c-gimplify.c (c_genericize): Do not gimplify here.
9959 * c-common.c (c_warn_unused_result): Move ...
9960 * tree-cfg.c (do_warn_unused_result): ... here.
9961 (run_warn_unused_result): New function.
9962 (gate_warn_unused_result): New function.
9963 (pass_warn_unused_result): New pass.
9964 * c-common.h (c_warn_unused_result): Remove.
9965 * flags.h (flag_warn_unused_result): Declare.
9966 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
9967 * opts.c (flag_warn_unused_result): Initialize to false.
9968 * toplev.c (compile_file): Add comment.
9969 * omp-low.c (create_omp_child_function): Do not register
9970 the function with the frontend.
9971 (diagnose_omp_structured_block_errors): Prepare to be
9972 called as optimization pass.
9973 (gate_diagnose_omp_blocks): New function.
9974 (pass_diagnose_omp_blocks): New pass.
9975 * cgraph.h (cgraph_optimize): Remove.
9976 (cgraph_analyze_function): Likewise.
9977 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
9978 * cgraphunit.c (cgraph_lower_function): Lower nested functions
9979 before their parents here.
9980 (cgraph_finalize_function): Not here.
9981 (cgraph_analyze_function): Gimplify functions here.
9982 (cgraph_finalize_compilation_unit): Continue after errors.
9983 Optimize the callgraph from here.
9984 (cgraph_optimize): Make static.
9985 * langhooks.c (write_global_declarations): Finalize the CU.
9986 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
9987 (gimplify_function_tree): Assert we gimplify only once.
9988 Set PROP_gimple_any property.
9989 * tree-nested.c (gimplify_all_functions): New function.
9990 (lower_nested_functions): Gimplify all nested functions.
9991 * gimple.h (diagnose_omp_structured_block_errors): Remove.
9992 * passes.c (init_optimization_passes): Add pass_warn_unused_result
9993 and pass_diagnose_omp_blocks after gimplification. Do not
9994 set TODO_set_props on all_lowering_passes.
9995 (execute_one_pass): Do not handle TODO_set_props.
9996 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
9997 (gimplify.o): Add tree-pass.h dependency.
9998 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
9999 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
10000 (unsave_r): Likewise.
10001 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
10002 temporary variable.
10004 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
10006 * doc/service.texi (Service): Restore previously removed link,
10007 which isn't broken after all.
10009 2009-07-17 Richard Guenther <rguenther@suse.de>
10011 PR tree-optimization/40321
10012 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
10013 PHI nodes to the maximal set.
10014 (make_values_for_phi): Add PHI arguments to the maximal set.
10015 (execute_pre): Dump PHI_GEN and the maximal set.
10017 2009-07-17 Jakub Jelinek <jakub@redhat.com>
10020 * gimplify.c (gimplify_conversion): Don't change non-conversions into
10023 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
10025 * doc/extend.texi (Nested Functions): Replace broken link with
10027 * doc/service.texi (Service): Remove broken link.
10029 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10032 * builtins.c (expand_builtin_memcmp): Use loc instead of
10033 EXPR_LOCATION (exp).
10034 (expand_builtin_strncmp): Likewise.
10036 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10037 Manuel López-Ibáñez <manu@gcc.gnu.org>
10040 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10041 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10042 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10043 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10044 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10045 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10046 tree-inline.c, c-common.c, c-common.h, gimple.c,
10047 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10048 convert.c: Add location argument to fold_{unary,binary,ternary},
10049 fold_build[123], build_call_expr, build_size_arg,
10050 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10051 fold_build1_initializer, fold_build2_initializer,
10052 fold_build3_initializer, fold_build_call_array,
10053 fold_build_call_array_initializer, fold_single_bit_test,
10054 omit_one_operand, omit_two_operands, invert_truthvalue,
10055 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10056 combine_comparisons, fold_builtin_*, fold_call_expr,
10057 build_range_check, maybe_fold_offset_to_address, round_up,
10060 2009-07-16 Jason Merrill <jason@redhat.com>
10063 * c-common.c (c_common_reswords): Add __is_standard_layout
10065 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10066 * doc/implement-cxx.texi: New.
10067 * doc/gcc.texi: Include it.
10069 2009-07-16 DJ Delorie <dj@redhat.com>
10071 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10072 compares that may be indirectly affected by previous instructions.
10074 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10076 * builtins.c (do_mpc_arg2): New.
10077 (fold_builtin_2): Fold builtin cpow.
10078 * real.h (HAVE_mpc_pow): New.
10080 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10082 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10083 comparison to skip unprofitable schedule
10085 2009-07-16 Simon Baldwin <simonb@google.com>
10087 * gcc.c (option_map): New flag -no-canonical-prefixes.
10088 * (display_help): Print help text for new flag.
10089 * (process_command): Move options translation and language specifics
10090 and handle new flag early. Use it to set a function pointer to a
10091 prefix builder. Replace make_relative_prefix calls with calls to
10092 the function pointed to. Ignore new flag in regular options handling.
10093 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10095 2009-07-15 DJ Delorie <dj@redhat.com>
10097 * config/mep/mep.md (sibcall_internal): Change register to avoid
10098 argument registers.
10099 (sibcall_value_internal): Likewise.
10101 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10103 PR rtl-optimization/40710
10104 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10106 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10108 * config/mips/mips.md (*extenddi_truncate<mode>,
10109 *extendsi_truncate<mode>): Change type attribute to move_type
10110 with shift_shift. Split out code handling exts from here ...
10111 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10113 (*extendhi_truncateqi): Change type attribute to move_type with
10114 shift_shift. Split out code handling exts from here ...
10115 (*extendhi_truncateqi_exts): ... to this new pattern.
10117 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10119 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10120 instead of "and" with inverted sign bit mask value. Use
10121 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10122 Allocate registers only for operand 4 and operand 5.
10124 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10126 PR middle-end/40747
10127 * fold-const.c (fold_cond_expr_with_comparison): When folding
10128 < and <= to MIN, make sure the MIN uses the same type as the
10129 comparison's operands.
10131 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10133 * arm.md (ior_xor): New code iterator.
10134 (split for ior/xor with shift and zero-extend): New split pattern.
10135 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10137 2009-07-15 Richard Guenther <rguenther@suse.de>
10139 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10142 2009-07-15 Richard Guenther <rguenther@suse.de>
10144 PR middle-end/40753
10145 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10147 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10149 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10150 handle 2.6.30 kernel.
10152 2009-07-15 DJ Delorie <dj@redhat.com>
10154 * config/mep/mep.md (sibcall_internal): Change register to allow
10155 for 24-bit addresses.
10156 (sibcall_value_internal): Likewise.
10158 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10160 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10161 that are enabled/disabled by the flags introduced by a previous patch.
10163 2009-07-14 DJ Delorie <dj@redhat.com>
10165 * config/mep/mep.md (sibcall_internal): Include non-toggling
10167 (sibcall_value_internal): Likewise.
10169 2009-07-14 Taras Glek <tglek@mozilla.com>
10170 Rafael Espindola <espindola@google.com>
10172 * doc/sourcebuild.texi: Document install-plugin target.
10173 * configure.ac: Added install-plugin target to language makefiles.
10174 * configure: Regenerate.
10175 * Makefile.in: (install-plugin): Install more headers,
10176 depend on lang.install-plugin.
10178 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10180 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10183 2009-07-14 DJ Delorie <dj@redhat.com>
10185 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10186 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10187 * config/mep/mep.md (sibcall_internal): Change test from
10188 mep_vliw_mode_match to mep_vliw_jmp_match.
10189 (sibcall_value_internal): Likewise.
10191 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10193 * config/i386/sse.md (copysign<mode>3): New expander.
10194 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10195 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10196 Use ix86_build_const_vector.
10197 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10198 IX86_BUILTIN_CPYSGNPD.
10199 (builtin_description): Add __builtin_ia32_copysignps and
10200 __builtin_ia32_copysignpd.
10201 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10202 and BUILT_IN_COPYSIGNF.
10204 2009-07-13 Jason Merrill <jason@redhat.com>
10206 * builtins.c (can_trust_pointer_alignment): New fn.
10207 (get_pointer_alignment): Factor it out from here.
10208 * tree.h: Declare it.
10210 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10212 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10215 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10219 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10221 2009-07-14 Richard Guenther <rguenther@suse.de>
10222 Andrey Belevantsev <abel@ispras.ru>
10224 PR middle-end/40745
10225 * cfgexpand.c (partition_stack_vars): Do not bother to update
10226 alias information when not optimizing.
10228 2009-07-14 Richard Guenther <rguenther@suse.de>
10229 Andrey Belevantsev <abel@ispras.ru>
10231 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10232 (pt_solution_set): Likewise.
10233 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10234 * tree-ssa-structalias.c (pt_solution_set): New function.
10235 * final.c (rest_of_clean_state): Free SSA data structures.
10236 * print-rtl.c (print_decl_name): Remove.
10237 (print_mem_expr): Implement in terms of print_generic_expr.
10238 * alias.c (ao_ref_from_mem): New function.
10239 (rtx_refs_may_alias_p): Likewise.
10240 (true_dependence): Query alias-export info.
10241 (canon_true_dependence): Likewise.
10242 (write_dependence_p): Likewise.
10243 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10245 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10246 (mem_expr_equal_p): Use operand_equal_p.
10247 (set_mem_attributes_minus_bitpos): Do not use
10248 component_ref_for_mem_expr.
10249 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10250 (update_alias_info_with_stack_vars): Likewise.
10251 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10252 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10253 explicitly nor clear stmt operands.
10254 Free the decl-to-pointer map.
10255 * tree-optimize.c (execute_free_datastructures): Do not free
10256 SSA data structures here.
10257 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10258 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10259 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10261 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10263 2009-07-13 DJ Delorie <dj@redhat.com>
10265 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10266 unrolling at the right iteration count.
10268 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10271 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10273 * haifa-sched.c (rank_for_schedule): Introduced flags to
10274 enable/disable individual scheduling heuristics.
10275 * common.opt: Introduced flags to enable/disable individual
10276 heuristics in the scheduler.
10277 * doc/invoke.texi: Introduced flags to enable/disable individual
10278 heuristics in the scheduler.
10280 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10282 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10283 config/i386/mingw-tls.c.
10284 * config/i386/mingw-tls.c: Removed.
10286 2009-07-13 Ira Rosen <irar@il.ibm.com>
10288 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10289 checks access only relevant statements.
10290 (vectorizable_reduction): Likewise.
10292 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10294 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10295 just for 32-bit case.
10297 2009-07-12 Jan Hubicka <jh@suse.cz>
10299 PR tree-optimization/40585
10300 * except.c (expand_resx_expr): When there already is resume
10301 instruction, produce linked list.
10302 (build_post_landing_pads): Assert that resume is empty.
10303 (connect_post_landing_pads): Handle resume lists.
10304 (dump_eh_tree): Dump resume list.
10306 2009-07-12 Ira Rosen <irar@il.ibm.com>
10308 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10309 with additional argument.
10310 * tree-vectorizer.h (enum vect_def_type): Add
10311 vect_double_reduction_def.
10312 (vect_is_simple_reduction): Add argument.
10313 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10315 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10316 vect_is_simple_reduction with additional argument.
10317 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10319 (reduction_code_for_scalar_code): Handle additional codes by
10320 returning ERROR_MARK for them. Fix comment and indentation.
10321 (vect_is_simple_reduction): Fix comment, add argument to specify
10322 double reduction. Detect double reduction.
10323 (get_initial_def_for_induction): Fix indentation.
10324 (get_initial_def_for_reduction): Fix comment and indentation.
10325 Handle double reduction. Create initial definitions that do not
10326 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10327 (vect_create_epilog_for_reduction): Fix comment, add argument to
10328 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10329 epilogue result extraction. Create double reduction phi node and
10330 replace relevant uses.
10331 (vectorizable_reduction): Call vect_is_simple_reduction with
10332 additional argument. Fix indentation. Update epilogue code treatment
10333 according to the changes in reduction_code_for_scalar_code. Check
10334 for double reduction. Call vect_create_epilog_for_reduction with
10335 additional argument.
10336 * tree-vect-stmts.c (process_use): Handle double reduction, update
10338 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10339 (vect_get_vec_def_for_operand): Likewise.
10341 2009-07-12 Danny Smith <dansmister@gmail.com>
10343 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10344 dllexport if !TREE_PUBLIC.
10345 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10347 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10349 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10350 (avr_extra_arch_macro) Remove declatation.
10351 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10352 (avr_extra_arch_macro) Declare as static.
10353 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10355 2009-07-11 Jan Hubicka <jh@suse.cz>
10357 PR middle-end/48388
10358 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10360 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10363 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10364 cold_in_std_section bits.
10365 (dwarf2out_begin_prologue): Initialize them.
10366 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10367 if already covered by text_section or cold_text_section range.
10369 PR rtl-optimization/40667
10370 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10371 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10372 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10373 * config/i386/i386.c (ix86_minimum_alignment): New function.
10374 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10375 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10376 * emit-rtl.c (gen_reg_rtx): Likewise.
10377 * function.c (assign_parms): Likewise. If nominal_type needs
10378 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10379 rather than passed_type's alignment.
10382 * function.c (assign_parm_setup_stack): Adjust
10383 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10384 from nominal_mode on big endian.
10386 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10388 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10390 2009-07-10 DJ Delorie <dj@redhat.com>
10392 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10394 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10396 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10398 (thumb2_cbnz): Likewise.
10400 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10403 * config.gcc (supported_defaults): Add synci.
10404 (with_synci): Add validation.
10405 (all_defaults): Add synci.
10406 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10409 * config/mips/mips.opt (msynci): New option.
10410 * config/mips/mips.c (mips_override_options): Warn on use of
10411 -msynci for targets that do now support it.
10412 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10414 * gcc/doc/invoke.texi (-msynci): Document the new option.
10415 * doc/install.texi (--with-synci): Document the new option.
10417 2009-07-10 Richard Guenther <rguenther@suse.de>
10419 PR tree-optimization/40496
10420 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10421 the PHI result with a compatible type.
10423 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10427 * c.opt (Wunused-result): New.
10428 * doc/invoke.texi: Document it.
10429 * c-common.c (c_warn_unused_result): Use it.
10431 2009-07-09 DJ Delorie <dj@redhat.com>
10433 * targhooks.c (default_target_can_inline_p): Rename from
10434 default_target_option_can_inline_p.
10435 * targhooks.h (default_target_can_inline_p): Likewise.
10436 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10437 TARGET_OPTION_CAN_INLINE_P.
10438 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10439 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10440 (mep_target_can_inline_p): Rename from
10441 mep_target_option_can_inline_p.
10444 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10445 registers used to pass vectors.
10447 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10449 2009-07-09 Tom Tromey <tromey@redhat.com>
10451 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10452 * config/mmix/mmix.c: Include dwarf2.h.
10453 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10454 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10455 * config/sh/sh.c: Include dwarf2.h.
10456 * config/i386/i386.c: Include dwarf2.h.
10457 * Makefile.in (DWARF2_H): Remove 'elf'.
10458 * except.c: Include dwarf2.h.
10459 * unwind-dw2.c: Include dwarf2.h.
10460 * dwarf2out.c: Include dwarf2.h.
10461 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10462 * unwind-dw2-fde.c: Include dwarf2.h.
10463 * dwarf2asm.c: Include dwarf2.h.
10465 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10467 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10468 (max_issue): Use it.
10469 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10471 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10472 (region_sched_info): Update.
10473 * sched-ebb.c (ebb_sched_info): Update.
10474 * modulo-sched.c (sms_sched_info): Update.
10475 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10477 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10479 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10481 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10483 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10485 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10487 PR middle-end/40692
10488 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10489 arg1 with arg01 if arg1 is already INTEGER_CST.
10491 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10493 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10494 Transform (and (truncate)) into (truncate (and)).
10496 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10498 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10499 creating LHS paradoxical subregs. Fix surrounding returns to
10500 use NULL_RTX rather than 0.
10502 2009-07-08 DJ Delorie <dj@redhat.com>
10504 * config/mep/mep.c: (mep_option_can_inline_p): New.
10505 (TARGET_OPTION_CAN_INLINE_P): Define.
10507 2009-07-08 Mark Wielaard <mjw@redhat.com>
10510 * dwarf2out.c (add_data_member_location_attribute): When we have
10511 only a constant offset don't emit a new location description using
10512 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10515 2009-07-08 Richard Henderson <rth@redhat.com>
10518 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10519 (enum reg_class): Add CLOBBERED_REGS.
10520 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10521 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10522 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10523 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10524 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10525 force 64-bit sibcalls into R11.
10526 * config/i386/constraints.md (U): New constraint.
10527 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10528 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10529 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10531 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10533 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10535 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10536 * ebitmap.h (dump_ebitmap): Ditto.
10537 * optabs.h (optab_libfunc): Ditto.
10538 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10539 * tree-flow.h (vect_can_force_dr_alignment_p,
10540 get_vectype_for_scalar_type): Ditto.
10541 (vectorize_loops): Move prototype to ...
10542 * tree-vectorizer.h: ... here. Also, adjust comment.
10543 (vect_set_verbosity_level): Remove duplicate prototype.
10544 * tree-ssa-loop.c: Include tree-vectorizer.h.
10545 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10547 2009-07-08 Nick Clifton <nickc@redhat.com>
10549 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10552 2009-07-08 DJ Delorie <dj@redhat.com>
10554 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10555 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10556 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10558 * config/mep/intrinsics.md: Regenerated.
10559 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10560 registers when asm() or calls are detected.
10562 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10565 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10567 * gimple (gimple_build_call_from_tree): Likewise.
10568 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10569 no_warning flag before warning.
10571 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10573 * tree.c (set_expr_locus): Remove.
10574 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10575 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10577 * gimplify.c (internal_get_tmp_var): Likewise.
10578 (gimplify_call_expr): Likewise.
10579 (gimplify_one_sizepos): Likewise.
10581 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10584 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10585 to variables for debugging purposes.
10587 2009-06-23 Mark Loeser <mark@halcy0n.com>
10590 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10592 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10594 * pretty-print.c (pp_base_format): Remove %J.
10595 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10596 gcc_cxxdiag_char_table): Likewise.
10597 (init_dynamic_diag_info): Likewise.
10599 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10601 * pretty-print.c (pp_base_format): Remove %H.
10602 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10603 gcc_cxxdiag_char_table): Likewise.
10604 (init_dynamic_diag_info): Likewise.
10605 * config/mep/mep.c (mep_select_section): Likewise.
10607 2009-07-07 Duncan Sands <baldrick@free.fr>
10609 * final.c (pass_clean_state): Give the pass a name.
10610 * passes.c (pass_rest_of_compilation): Likewise.
10611 * tree-optimize.c (pass_all_optimizations): Likewise.
10613 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10615 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10616 an extra 'decl' for error_at.
10618 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10620 PR middle-end/40669
10621 * tree-tailcall.c (adjust_return_value_with_ops,
10622 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10623 if it has complex or vector type.
10625 2009-07-07 Olivier Hainque <hainque@adacore.com>
10627 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10630 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10632 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10634 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10636 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10637 * c-decl.c: Likewise.
10638 * function.c: Likewise.
10639 * varasm.c: Likewise.
10640 * tree-ssa.c: Likewise.
10641 * c-common.c: Likewise.
10642 * tree-cfg.c: Likewise.
10643 * config/spu/spu.c: Likewise.
10644 * config/ia64/ia64.c: Likewise.
10645 * config/v850/v850.c: Likewise.
10647 2009-07-06 DJ Delorie <dj@redhat.com>
10649 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10650 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10651 unspecified accesses to control registers.
10652 * config/mep/intrinsics.md: Regenerate.
10653 * config/mep/intrinsics.h: Regenerate.
10654 * config/mep/mep-intrin.h: Regenerate.
10656 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10658 * c-lex.c: Replace %H by an explicit location. Update all calls.
10659 * c-common.c: Likewise.
10660 * c-decl.c: Likewise.
10661 * c-typeck.c: Likewise.
10662 * fold-const.c: Likewise.
10663 * gimplify.c: Likewise.
10664 * stmt.c: Likewise.
10665 * tree-cfg.c: Likewise.
10666 * tree-ssa-loop-niter.c: Likewise.
10667 * tree-vrp.c: Likewise.
10668 * value-prof.c: Likewise.
10670 2009-07-06 Diego Novillo <dnovillo@google.com>
10672 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10673 if it has one. Handle cases where VAR does not have an
10674 annotation or cfun is NULL.
10676 2009-07-06 Diego Novillo <dnovillo@google.com>
10678 * tree.c: Include debug.h.
10679 (initialize_tree_contains_struct): New.
10680 (init_ttree): Call it.
10681 (tree_node_structure_for_code): Factor out of ...
10682 (tree_node_structure): ... here.
10683 * treestruct.def (TS_PHI_NODE): Remove.
10684 (TS_GIMPLE_STATEMENT): Remove.
10686 2009-07-06 Diego Novillo <dnovillo@google.com>
10688 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10689 (debug_tree_chain): Handle cycles.
10691 2009-07-06 Nick Clifton <nickc@redhat.com>
10692 DJ Delorie <dj@redhat.com>
10694 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10695 __FMOVD_ENABLED__ is defined.
10697 (TARGET_FMOVD): Provide a default definition.
10698 (MASK_FMOVD): Likewise.
10699 (TARGET_CPU_CPP_BUILTINS): Define
10700 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10701 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10702 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10703 (split for DF load from memory into register): Also handle
10704 MEMs which consist of REG+DISP addressing.
10705 (split for DF store from register to memory): Likewise.
10706 (movsf_ie): Always use single fp_mode.
10707 * config/sh/sh.c (sh_override_options): Do not automatically
10708 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10709 that to the -mfmovd command line switch.
10710 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10711 (fldi_ok): Always allow.
10712 * config/sh/sh.opt (mfmovd): Remove this switch.
10713 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10715 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10716 Kaz Kojima <kkojima@gcc.gnu.org>
10718 PR rtl-optimization/30807
10719 * postreload.c (reload_combine): For every new use of REG_SUM,
10720 record the use of BASE.
10722 2009-07-06 Jan Hubicka <jh@suse.cz>
10724 * params.def: Revert my accidental commit at 2009-06-30.
10726 2009-07-04 Ian Lance Taylor <iant@google.com>
10729 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10731 (mingw_format_attribute_overrides): Likewise.
10733 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10736 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10737 don't check cfa.reg. Instead of cfa.indirect use
10738 fde && fde->drap_reg != INVALID_REGNUM test.
10740 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10742 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10744 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10747 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10749 2009-07-03 Richard Guenther <rguenther@suse.de>
10751 PR tree-optimization/40640
10752 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10755 2009-07-03 Jan Hubicka <jh@suse.cz>
10757 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10758 for size, reduce amount of inlining.
10760 2009-07-03 Richard Guenther <rguenther@suse.de>
10762 PR middle-end/34163
10763 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10764 if t +- x is known to not overflow and the conversion widens the
10766 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10768 2009-07-03 Jan Hubicka <jh@suse.cz>
10770 * ipa-pure-const.c (analyze): Update loop optimizer init.
10771 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
10772 try_remove_empty_loop, remove_empty_loops): Remove.
10773 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
10774 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
10775 to mark regular loops as neccesary.
10776 (degenerate_phi_p): New function.
10777 (propagate_necessity, remove_dead_phis): Use it.
10778 (forward_edge_to_pdom): Likewise.
10779 (eliminate_unnecessary_stmts): Take care to remove uses of results of
10780 virtual PHI nodes that became unreachable.
10781 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
10782 * tree-flow.h (remove_empty_loops): Remove.
10783 * passes.c (init_optimization_passes): Remove.
10785 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
10787 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
10788 can_create_pseudo_p.
10789 (*fix_trunc<mode>_i387_1): Ditto.
10790 (*floathi<mode>2_1): Ditto.
10791 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
10792 (*fistdi2_1): Ditto.
10793 (*fist<mode>2_1): Ditto.
10794 (frndintxf2_floor): Ditto.
10795 (*fist<mode>2_floor_1): Ditto.
10796 (frndintxf2_ceil): Ditto.
10797 (*fist<mode>2_ceil_1): Ditto.
10798 (frndintxf2_trunc): Ditto.
10799 (frndintxf2_mask_pm): Ditto.
10800 (fxam<mode>2_i387_with_temp): Ditto.
10801 * config/i386/sse.md (mulv16qi3): Ditto.
10802 (*sse2_mulv4si3): Ditto.
10804 (sse4_2_pcmpestr): Ditto.
10805 (sse4_2_pcmpistr): Ditto.
10807 2009-07-03 Jan Hubicka <jh@suse.cz>
10809 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
10810 (mark_stmt_necessary): Set it.
10811 (mark_operand_necessary): Set it.
10812 (mark_control_dependent_edges_necessary): Set it.
10813 (mark_virtual_phi_result_for_renaming): New function.
10814 (get_live_post_dom): New function.
10815 (forward_edge_to_pdom): New function.
10816 (remove_dead_stmt): Fix handling of control dependences.
10817 (tree_dce_init): Init new bitmap.
10818 (tree_dce_done): Free it.
10820 2009-07-02 Richard Guenther <rguenther@suse.de>
10823 * tree-ssa-structalias.c (new_var_info): Initialize
10826 2009-07-02 Jan Hubicka <jh@suse.cz>
10828 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
10831 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
10833 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
10834 instead of recomputing it. Adjust calls.
10835 (emit_store_flag): Adjust recursive calls.
10837 2009-07-02 Richard Guenther <rguenther@suse.de>
10839 * tree-ssa-live.c (remove_unused_locals): Do not remove
10841 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
10842 of DECL_EXTERNAL for HEAP variables.
10843 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
10844 HEAP variables. Do not adjust RESTRICT vars.
10845 (find_what_var_points_to): Nobody cares if something
10846 points to READONLY.
10848 2009-07-02 Ben Elliston <bje@au.ibm.com>
10850 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
10851 pc_low and pc_high declarations to the top of the function.
10853 2009-07-01 DJ Delorie <dj@redhat.com>
10855 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
10856 registers as fixed.
10857 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
10858 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
10859 unspecified accesses to control registers.
10860 * config/mep/intrinsics.md: Regenerate.
10861 * config/mep/intrinsics.h: Regenerate.
10862 * config/mep/mep-intrin.h: Regenerate.
10864 2009-07-01 Anthony Green <green@moxielogic.com>
10866 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
10867 instruction when possible.
10868 (moxie_expand_prologue): Ditto. Also, save an instruction and
10869 some complexity by popping off of $r12 instead of $sp.
10870 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
10873 2009-07-01 Richard Henderson <rth@redhat.com>
10876 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
10877 contained no insns, reposition note before last insn.
10879 2009-07-01 Richard Henderson <rth@redhat.com>
10882 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
10883 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
10885 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10888 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
10889 darwin9 for printing reg addresses with %y.
10891 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10893 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
10894 truncation from operands in binary operations.
10896 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10899 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10900 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10901 subreg of op0 to the original op0.
10903 * expmed.c (store_bit_field_1): Use a temporary as the destination
10904 instead of a paradoxical subreg when we need to truncate the result.
10906 2009-07-01 DJ Delorie <dj@redhat.com>
10908 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
10909 names to VLIW variants.
10910 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
10911 * config/mep/intrinsics.md: Regenerate.
10912 * config/mep/intrinsics.h: Regenerate.
10913 * config/mep/mep-intrin.h: Regenerate.
10915 2009-07-01 Jakub Jelinek <jakub@redhat.com>
10918 * jump.c (returnjump_p): Revert last patch.
10919 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
10921 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10924 * pa.md (casesi32p): Use jump table label to determine the offset
10926 (casesi64p): Likewise.
10928 * pa.c (forward_branch_p): Return bool type. Use instruction
10929 addresses when available. Assert that INSN has a jump label.
10930 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
10933 2009-07-01 Richard Guenther <rguenther@suse.de>
10935 PR tree-optimization/19831
10936 * tree-ssa-dce.c (propagate_necessity): Calls to functions
10937 that only act as barriers do not make any previous stores necessary.
10938 * tree-ssa-structalias.c (handle_lhs_call): Delay making
10939 HEAP variables global, do not add a constraint from nonlocal.
10940 (find_func_aliases): Handle escapes through return statements.
10941 (compute_points_to_sets): Make escaped HEAP variables global.
10943 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10946 * expmed.c (emit_store_flag): Perform a conversion if necessary,
10947 after reducing a DImode cstore to SImode.
10949 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10951 * expr.c (expand_expr_real_1): Reinstate fallthrough to
10952 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
10954 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
10956 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
10957 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
10959 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
10960 and umod_optab if TARGET_BSD_DIVMOD.
10961 * config/vax/lib1funcs.asm: New file.
10962 * config/vax/t-linux: New file.
10963 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
10965 2009-06-30 Jakub Jelinek <jakub@redhat.com>
10968 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
10969 to type arguments that have void type.
10972 * dwarf2out.c (gen_formal_parameter_die): Call
10973 equate_decl_number_to_die if node is different from origin.
10975 2009-06-30 Anthony Green <green@moxielogic.com>
10977 Clean up moxie port for --enable-build-with-cxx.
10978 * config/moxie/moxie.c (moxie_function_value): First two
10979 parameters are const_tree, not tree.
10980 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
10981 (REG_CLASS_NAMES): Ditto.
10982 (REGNO_REG_CLASS): Ditto.
10983 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
10984 (moxie_function_value): Fix constyness of arguments.
10986 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
10988 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
10989 finalize_size_functions before further processing.
10990 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
10991 (variable_size): Call self_referential_size on size expressions
10992 that contain a PLACEHOLDER_EXPR.
10993 (size_functions): New static variable.
10994 (copy_self_referential_tree_r): New static function.
10995 (self_referential_size): Likewise.
10996 (finalize_size_functions): New global function.
10997 * tree.c: Include tree-inline.h.
10998 (push_without_duplicates): New static function.
10999 (find_placeholder_in_expr): New global function.
11000 (substitute_in_expr) <tcc_declaration>: Return the replacement object
11002 <tcc_expression>: Likewise.
11003 <tcc_vl_exp>: If the replacement object is a constant, try to inline
11004 the call in the expression.
11005 * tree.h (finalize_size_functions): Declare.
11006 (find_placeholder_in_expr): Likewise.
11007 (FIND_PLACEHOLDER_IN_EXPR): New macro.
11008 (substitute_placeholder_in_expr): Update comment.
11009 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
11011 (copy_tree_body_r): Likewise.
11012 (copy_tree_body): New static function.
11013 (maybe_inline_call_in_expr): New global function.
11014 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
11015 (maybe_inline_call_in_expr): Declare.
11016 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
11017 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
11020 2009-06-30 Richard Guenther <rguenther@suse.de>
11022 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
11024 (propagate_necessity): Do not mark reaching defs of stores
11027 2009-06-30 Jan Hubicka <jh@suse.cz>
11029 * cfgloopanal.c (check_irred): Move into ...
11030 (mark_irreducible_loops): ... here; return true if ireducible
11032 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11033 (analyze_function): Try to prove loop finiteness.
11034 * cfgloop.h (mark_irreducible_loops): Update prototype.
11035 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11037 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11039 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11041 2009-06-30 Ira Rosen <irar@il.ibm.com>
11043 PR tree-optimization/40542
11044 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11047 2009-06-30 Martin Jambor <mjambor@suse.cz>
11049 PR tree-optimization/40582
11050 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11051 than useless_type_conversion_p.
11052 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11055 2009-06-30 Martin Jambor <mjambor@suse.cz>
11057 PR middle-end/40554
11058 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11060 2009-06-30 Richard Guenther <rguenther@suse.de>
11062 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11063 use ao_ref references.
11064 (walk_aliased_vdefs): Likewise.
11065 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11066 * tree-ssa-dce.c (struct ref_data): Remove.
11067 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11068 (mark_aliased_reaching_defs_necessary): Adjust.
11069 (mark_all_reaching_defs_necessary_1): Likewise.
11071 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11074 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11075 (emit_store_flag_1): Extract from emit_store_flag, adjust
11076 calls to (what now is) emit_cstore.
11077 (emit_store_flag): Call emit_store_flag_1 and also use it
11078 for what used to be recursive calls.
11080 2009-06-30 Wei Guozhi <carrot@google.com>
11083 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11084 if the target bb post dominates from bb.
11085 * config/i386/i386.c (memory_address_length): Check existence of base
11086 register before using it.
11088 2009-06-30 Nick Clifton <nickc@redhat.com>
11089 DJ Delorie <dj@redhat.com>
11091 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11092 __FMOVD_ENABLED__ is defined.
11094 (TARGET_FMOVD): Provide a default definition.
11095 (MASK_FMOVD): Likewise.
11096 (TARGET_CPU_CPP_BUILTINS): Define
11097 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11098 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11099 two fmov instructions depending upon whether TARGET_FMOVD is
11101 (split for DF load from memory into register): Also handle
11102 MEMs which consist of REG+DISP addressing.
11103 (split for DF store from register to memory): Likewise.
11104 * config/sh/sh.opt (mfmovd): Remove this switch.
11105 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11106 * config/sh/sh.c (sh_override_options): Do not automatically
11107 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11108 that to the -mfmovd command line switch.
11110 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11112 (fldi_ok): Always allow.
11113 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11115 2009-06-29 DJ Delorie <dj@redhat.com>
11117 * doc/install.texi (mep-x-elf): Correct chip's full name.
11119 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11121 * doc/extend.texi: Fix typo.
11123 2009-06-29 Tom Tromey <tromey@redhat.com>
11125 * dwarf2.h: Remove.
11126 * Makefile.in (DWARF2_H): New variable.
11127 (except.o): Use it.
11128 (dwarf2out.o): Likewise.
11129 (dwarf2asm.o): Likewise.
11130 * config/i386/t-i386: Use DWARF2_H.
11131 * except.c: Include elf/dwarf2.h.
11132 * unwind-dw2.c: Include elf/dwarf2.h.
11133 * dwarf2out.c: Include elf/dwarf2.h.
11134 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11135 <dtprel>: New field.
11136 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11137 (size_of_loc_descr): Likewise.
11138 (output_loc_operands_raw): Likewise.
11139 (output_loc_operands): Handle new dtprel field.
11140 (loc_checksum): Update.
11141 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11142 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11143 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11144 * dwarf2asm.c: Include elf/dwarf2.h.
11145 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11146 * config/mmix/mmix.c: Include elf/dwarf2.h.
11147 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11148 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11149 * config/sh/sh.c: Include elf/dwarf2.h.
11150 * config/i386/i386.c: Include elf/dwarf2.h.
11152 2009-06-29 DJ Delorie <dj@redhat.com>
11154 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11156 * doc/extend.texi: Add MeP attributes and pragmas.
11157 * doc/invoke.text: Add MeP Options.
11158 * doc/contrib.texi: Add MeP contribution.
11159 * doc/md.texi: Add MeP constraints.
11160 * doc/install.texi: Add MeP target.
11162 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11164 * target.h (struct gcc_target): Add frame_pointer_required field.
11165 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11166 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11167 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11169 * reload1.c (update_eliminables): (Ditto.).
11170 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11171 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11172 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11174 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11176 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11177 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11178 (arm_frame_pointer_required): New function.
11180 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11181 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11182 (avr_frame_pointer_required_p): Declare as static.
11183 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11185 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11186 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11187 (bfin_frame_pointer_required): Make as static, change return type
11189 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11191 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11192 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11193 (cris_frame_pointer_required): New function.
11195 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11197 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11198 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11199 (fr30_frame_pointer_required): New function.
11201 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11202 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11203 (frv_frame_pointer_required): Make as static, change return type
11205 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11207 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11208 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11209 (ix86_frame_pointer_required): Make as static, change return type to
11211 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11213 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11214 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11216 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11218 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11220 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11222 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11223 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11224 (mips_frame_pointer_required): Make as static.
11225 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11227 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11228 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11229 (mmix_frame_pointer_required): Mew function.
11231 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11232 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11234 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11236 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11238 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11240 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11241 (CAN_ELIMINATE): Redefine.
11242 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11243 (sparc_frame_pointer_required): New function.
11244 (sparc_can_eliminate): New function.
11245 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11247 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11248 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11250 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11251 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11252 (xtensa_frame_pointer_required): Make as static, change return type
11254 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11257 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11259 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11260 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11261 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11262 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11263 (register_callback): Handle PLUGIN_START_UNIT.
11264 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11266 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11268 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11270 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11271 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11273 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11275 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11278 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11280 * doc/extend.texi (Additional Floating Types): __float128 is also
11281 supported on i386 targets.
11283 2009-06-29 Richard Guenther <rguenther@suse.de>
11285 PR middle-end/14187
11286 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11288 (pt_solutions_same_restrict_base): Declare.
11289 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11291 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11292 (make_constraint_from, make_copy_constraint): Move earlier.
11293 (make_constraint_from_heapvar): New function.
11294 (make_constraint_from_restrict): Likewise.
11295 (handle_lhs_call): Use it.
11296 (find_func_aliases): Use it to track conversions to restrict
11297 qualified pointers.
11298 (struct fieldoff): Add only_restrict_pointers flag.
11299 (push_fields_onto_fieldstack): Initialize it.
11300 (create_variable_info_for): Track global restrict qualified pointers.
11301 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11302 Track restrict qualified pointer arguments.
11303 (set_uids_in_ptset): Use varinfo is_global_var flag.
11304 (find_what_var_points_to): Set the vars_contains_restrict flag.
11305 Always create the points-to solution for sets including restrict tags.
11306 (pt_solutions_same_restrict_base): New function.
11307 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11308 qualified pointers use pt_solutions_same_restrict_base as
11309 additional source for disambiguation.
11311 2009-06-29 Richard Guenther <rguenther@suse.de>
11313 PR middle-end/38212
11314 * alias.c (find_base_decl): Remove.
11315 (get_deref_alias_set_1): Remove restrict handling.
11316 * c-common.c (c_apply_type_quals_to_decl): Do not set
11317 DECL_POINTER_ALIAS_SET.
11318 * gimplify.c (find_single_pointer_decl_1): Remove.
11319 (find_single_pointer_decl): Likewise.
11320 (internal_get_tmp_var): Remove restrict handling.
11321 (gimple_regimplify_operands): Likewise.
11322 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11323 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11324 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11325 * tree.c (restrict_base_for_decl): Remove.
11326 (init_ttree): Do not allocate it.
11327 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11328 LABEL_DECL_UID for label decls.
11329 (copy_node_stat): Do not copy restrict information.
11330 (decl_restrict_base_lookup): Remove.
11331 (decl_restrict_base_insert): Likewise.
11332 (print_restrict_base_statistics): Likewise.
11333 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11334 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11335 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11336 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11337 (LABEL_DECL_UID): Adjust.
11338 (DECL_BASED_ON_RESTRICT_P): Remove.
11339 (DECL_GET_RESTRICT_BASE): Likewise.
11340 (SET_DECL_RESTRICT_BASE): Likewise.
11341 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11343 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11344 instead of DECL_POINTER_ALIAS_SET.
11345 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11346 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11347 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11349 2009-06-29 Richard Guenther <rguenther@suse.de>
11351 PR tree-optimization/40579
11352 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11353 the IL to simplify has constants that overflowed.
11355 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11357 PR tree-optimization/40550
11358 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11359 vector_compute_type only when the size of vector_compute_type is
11360 less than the size of type.
11362 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11364 * fold-const.c (contains_label_1): Fix comments.
11365 (contains_label_p): Do not walk trees multiple time.
11367 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11369 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11370 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11371 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11372 ix86_fp_comparison_operator.
11373 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11374 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11375 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11376 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11377 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11378 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11379 (related splits): Change predicate to ix86_fp_comparison_operator.
11380 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11381 instead of ix86_fp_comparison_codes.
11382 (ix86_trivial_fp_comparison_operator,
11383 ix86_fp_comparison_operator): New.
11384 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11385 (ix86_expand_compare): Eliminate last two parameters.
11386 (ix86_fp_jump_nontrivial_p): Kill.
11387 * config/i386/i386.c (put_condition_code): Eliminate call to
11388 ix86_fp_comparison_codes and subsequent assertion.
11389 (ix86_fp_comparison_codes): Eliminate.
11390 (ix86_fp_swap_condition): New.
11391 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11392 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11393 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11394 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11395 and ix86_fp_swap_condition.
11396 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11397 Use ix86_fp_comparison_strategy.
11398 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11399 (ix86_fp_jump_nontrivial_p): Eliminate.
11400 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11401 call to ix86_expand_compare.
11402 (ix86_split_fp_branch, ix86_expand_setcc,
11403 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11404 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11406 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11408 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11409 related to jump_clobbers.
11410 * config/arm/arm.md (conds): Remove jump_clob case.
11411 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11412 splits): Change comparison_operator to arm_comparison_operator.
11413 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11416 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11418 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11419 condition for floating point modes.
11420 * expmed.c (emit_store_flag_1): Move here a bigger part
11421 of emit_store_flag.
11422 (emit_store_flag): Try swapping the condition for floating point
11424 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11426 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11428 * expr.c (expand_expr_real_1): Just use do_store_flag.
11429 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11430 emit_store_flag_force.
11431 * expmed.c (emit_store_flag_force): Copy here trick
11432 previously in expand_expr_real_1. Try reversing the comparison.
11433 (emit_store_flag_1): Work if target is NULL.
11434 (emit_store_flag): Work if target is NULL, using the result mode
11435 from the comparison. Use split_comparison, restructure final part
11436 to simplify conditionals.
11438 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11440 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11441 * dojump.c (do_jump): Change handling of floating-point
11442 ops to use just do_compare_and_jump.
11443 (split_comparison): New.
11444 (do_compare_rtx_and_jump): Add here logic coming previously
11445 in do_jump, using split_comparison.
11447 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11450 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11452 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11454 * tree-ssa-alias.c: Fix unintentional commit.
11456 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11458 * passes.c (execute_one_pass): Fix unintentional commit.
11460 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11462 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11463 (df_rd_local_compute, df_md_local_compute): Inline them.
11465 (df_md_scratch): New.
11466 (df_md_alloc, df_md_free): Allocate/free it.
11467 (df_md_local_compute): Only include live registers in init.
11468 (df_md_transfer_function): Prune the in-set computed by
11469 the confluence function, and the gen-set too.
11471 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11473 PR rtl-optimization/26854
11474 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11475 * df-problems.c (df_rd_add_problem): Fix comment.
11476 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11477 df_md_simulate_artificial_defs_at_top,
11478 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11479 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11480 df_md_transfer_function, df_md_init, df_md_confluence_0,
11481 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11482 problem_MD, df_md_add_problem): New.
11483 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11484 df_md_get_bb_info): New.
11485 (DF_LAST_PROBLEM_PLUS1): Adjust.
11487 * Makefile.in (fwprop.o): Include domwalk.h.
11488 * fwprop.c: Include domwalk.h.
11489 (reg_defs, reg_defs_stack): New.
11490 (bitmap_only_bit_between): Remove.
11491 (process_defs): New.
11492 (process_uses): Use reg_defs and local_md instead of
11493 bitmap_only_bit_between and local_rd.
11494 (single_def_use_enter_block): New, from build_single_def_use_links.
11495 (single_def_use_leave_block): New.
11496 (build_single_def_use_links): Remove code moved to
11497 single_def_use_enter_block, invoke domwalk.
11498 (use_killed_between): Adjust comment.
11500 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11502 * bitmap.h (bitmap_ior_and_into): New.
11503 * bitmap.c (bitmap_ior_and_into): New.
11505 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11507 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11508 before_dom_children_before_stmts and after_dom_children_after_stmts.
11509 Rename the two remaining callbacks to just before_dom_children and
11510 after_dom_children. Remove other GIMPLE statement walking bits.
11511 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11512 * graphite.c: Do not include domwalk.h.
11513 * tree-into-ssa.c (interesting_blocks): New global.
11514 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11515 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11516 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11517 now that they're not domwalk callbacks.
11518 (rewrite_initialize_block): Rename to...
11519 (rewrite_enter_block): ... this, place after called functions. Test
11520 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11521 (rewrite_finalize_block): Rename to...
11522 (rewrite_leave_block): ... this, place after called functions.
11523 (rewrite_update_init_block): Rename to...
11524 (rewrite_update_enter_block): ... this, place after called functions.
11525 Test interesting_blocks, call rewrite_update_stmt and
11526 rewrite_update_phi_arguments.
11527 (rewrite_update_fini_block): Rename to...
11528 (rewrite_leave_block): ... this, place after called functions.
11529 (rewrite_blocks): Remove last argument, simplify initialization of
11531 (mark_def_sites_initialize_block): Rename to...
11532 (mark_def_sites_block): ... this, call mark_def_sites.
11533 (mark_def_sites_blocks): Remove argument, simplify initialization of
11535 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11536 (update_ssa): Likewise.
11537 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11539 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11540 (dom_opt_initialize_block): Rename to...
11541 (dom_opt_enter_block): ... this, place after called functions. Walk
11542 statements here, inline propagate_to_outgoing_edges.
11543 (dom_opt_finalize_block): Rename to...
11544 (dom_opt_leave_block): ... this, place after called functions.
11545 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11547 (dse_enter_block, dse_record_phi): New.
11548 (dse_record_phis): Delete.
11549 (dse_finalize_block): Rename to...
11550 (dse_leave_block): ... this.
11551 (tree_ssa_dse): Simplify initialization of walk_data.
11552 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11553 Adjust initialization of walk_data.
11554 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11555 * tree-ssa-loop-phiopt.c (get_non_trapping):
11556 Adjust initialization of walk_data.
11557 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11558 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11559 it's not a domwalk callback.
11560 (uncprop_initialize_block): Rename to...
11561 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11562 (dse_finalize_block): Rename to...
11563 (dse_leave_block): ... this.
11564 (tree_ssa_uncprop): Simplify initialization of walk_data.
11565 * Makefile.in: Adjust dependencies.
11567 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11569 * arm.md (casesi): Fix test for Thumb1.
11570 (thumb1_casesi_internal_pic): Likewise.
11571 (thumb1_casesi_dispatch): Likewise.
11573 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11575 * config/arm/arm-cores.def: Added core cortex-m0.
11576 * config/arm/arm-tune.md: Regenerated.
11577 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11579 2009-06-26 DJ Delorie <dj@redhat.com>
11581 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11583 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11584 the scheduler doesn't tag jump insns.
11586 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11588 * c-decl.c (merge_decls): Re-indent.
11590 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11593 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11594 Special-case decimal float constants.
11596 2009-06-26 Richard Henderson <rth@redhat.com>
11598 * function.h (struct function): Add cannot_be_copied_reason,
11599 and cannot_be_copied_set.
11600 * tree-inline.c (has_label_address_in_static_1): Rename from
11601 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11602 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11603 don't set inline_forbidden_reason.
11604 (copy_forbidden): New function, split out of inline_forbidden_p.
11605 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11606 (inline_forbidden_p): Use copy_forbidden.
11607 (tree_versionable_function_p): Likewise.
11608 (inlinable_function_p): Merge into tree_inlinable_function_p.
11609 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11610 * ipa-cp.c (ipcp_versionable_function_p): New function.
11611 (ipcp_cloning_candidate_p): Use it.
11612 (ipcp_node_modifiable_p): Likewise.
11614 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11616 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11617 that is marked not to be inlined. Remove flag_mudflap use.
11618 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11619 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11621 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11624 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11625 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11627 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11629 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11631 (__mingwthr_remove_key_dtor): Likewise.
11633 2009-06-26 Richard Guenther <rguenther@suse.de>
11635 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11637 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11639 PR middle-end/40525
11640 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11641 try the non-cond_exec path also.
11643 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11646 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11647 (output_cbranch): Use new functions.
11648 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11651 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11652 Pat Haugen <pthaugen@us.ibm.com>
11653 Revital Eres <ERES@il.ibm.com>
11655 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11656 for %c error. Add %x support to print VSX registers as a unified
11657 register set, instead of separate float and altivec registers.
11658 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11659 %y case, and add support for VSX pre-modify addresses.
11660 (output_toc): Add assert for CONST containing an integer constant
11662 (rs6000_adjust_cost): Add POWER7 support.
11663 (insn_must_be_first_in_group): Ditto.
11664 (insn_must_be_last_in_group): Ditto.
11665 (rs6000_emit_popcount): Ditto.
11666 (rs6000_vector_mode_supported_p): Ditto.
11668 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11669 Change some of the functions called by macros to being called
11670 through a pointer, so debug functions can be inserted if
11671 -mdebug=addr or -mdebug=cost.
11672 (rs6000_preferred_reload_class_ptr): Ditto.
11673 (rs6000_secondary_reload_class_ptr): Ditto.
11674 (rs6000_secondary_memory_needed_ptr): Ditto.
11675 (rs6000_cannot_change_mode_class_ptr): Ditto.
11676 (rs6000_secondary_reload_inner): Ditto.
11677 (rs6000_legitimize_reload_address): Ditto.
11678 (rs6000_legitimize_reload_address_ptr): Ditto.
11679 (rs6000_mode_dependent_address): Ditto.
11680 (rs6000_mode_dependent_address_ptr): Ditto.
11682 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11683 function to return true if the mode allows reg + integer
11685 (virtual_stack_registers_memory_p): New function to return true if
11686 the address refers to a virtual stack register.
11687 (rs6000_legitimate_offset_address_p): Move code to say whether a
11688 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11690 (rs6000_legitimate_address_p): Add checks for modes that only can
11691 do reg+reg addressing. Start adding VSX support.
11692 (rs6000_legitimize_reload_address): Ditto.
11693 (rs6000_legitimize_address): Ditto.
11694 (rs6000_debug_legitimate_address_p): New debug functions for
11695 -mdebug=addr and -mdebug=cost.
11696 (rs6000_debug_rtx_costs): Ditto.
11697 (rs6000_debug_address_costs): Ditto.
11698 (rs6000_debug_adjust_cost): Ditto.
11699 (rs6000_debug_legitimize_address): Ditto.
11700 (rs6000_legitimize_reload_address_ptr): Point to call normal
11701 function or debug function. Make functions called via pointer
11703 (rs6000_mode_dependent_address_ptr): Ditto.
11704 (rs6000_secondary_reload_class_ptr): Ditto.
11705 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11706 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11707 into a friendlier error.
11708 (rs6000_init_builtins): Add initial VSX support.
11709 (rs6000_adjust_cost): Fix some spacing issues.
11711 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11712 (REG_CLASS_NAMES): Ditto.
11713 (REG_CLASS_CONTENTS): Ditto.
11714 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11715 pointer, to add -mdebug=addr support.
11716 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11717 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11718 -mdebug=addr support.
11719 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11720 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11721 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11723 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11725 (bswapsi*): Set attribute types for load/store. Add combiner
11726 patterns to eliminate zero extend on 64-bit.
11727 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11728 stdbrx if the hardware supports those instructions.
11730 2009-06-25 Ian Lance Taylor <iant@google.com>
11732 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11733 (Link Options): Document -static-libstdc++.
11735 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11738 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11739 DATA_ALIGNMENT instead.
11741 2009-06-25 Richard Guenther <rguenther@suse.de>
11743 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11744 indirect references against the callused/escaped solutions.
11745 (call_may_clobber_ref_p_1): Likewise.
11747 2009-06-25 Martin Jambor <mjambor@suse.cz>
11749 PR tree-optimization/40493
11750 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11751 (enum unscalarized_data_handling): New type.
11752 (handle_unscalarized_data_in_subtree): Return what has been done.
11753 (load_assign_lhs_subreplacements): Handle left flushes differently.
11754 (sra_modify_assign): Use unscalarized_data_handling, simplified
11755 condition determining whether to remove the statement.
11757 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11759 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11760 excerpt - @ should be doubled for texinfo.
11762 2009-06-24 Ian Lance Taylor <iant@google.com>
11764 * config/arc/arc.c: Include "df.h".
11765 (arc_attribute_table): Make static. Move higher in file.
11766 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11767 (output_shift): Initialize n later to avoid warning.
11768 * config/arm/arm.c (arm_attribute_table): Make static. Move
11770 * config/avr/avr.c (avr_attribute_table): Make static. Move
11772 (reg_class_tab): Change array type from int to enum reg_class.
11773 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
11775 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
11776 (lshrhi3_out): Likewise.
11777 (class_likely_spilled_p): Change return type to bool.
11778 (avr_rtx_costs): Use local code variable with enum type.
11779 * config/avr/avr.md (movmemhi): Use add_reg_note.
11780 (andhi3, andsi3): Don't use AS2 with "and".
11781 (iorhi3, iorsi3): Don't use AS2 with "or".
11782 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
11783 * config/crx/crx.c: Include "df.h".
11784 (crx_attribute_table): Make static.
11785 * config/m32r/m32r.c: Include "df.h".
11786 (m32r_attribute_table): Make static. Move higher in file.
11787 (pop): Use add_reg_note.
11788 (block_move_call): Change 0 to LCT_NORMAL in function call.
11789 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
11790 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
11791 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
11792 declare, not just when TREE_CODE is defined.
11793 * config/m68hc11/m68hc11.c: Include "expr.h".
11794 (m68hc11_attribute_table): Make static. Move higher in file.
11795 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
11797 (m68hc11_register_indirect_p): Likewise.
11798 (m68hc11_function_arg_padding): Change return type to enum
11800 (emit_move_after_reload): Use add_reg_note.
11801 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
11802 (m68hc11_split_logical): Likewise.
11803 (m68hc11_rtx_costs): Add local code_and outer_code variables with
11805 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
11806 to VOIDmode in function call.
11807 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
11809 (m68hc11_split_logical): Update declaration.
11810 (m68hc11_function_arg_padding): Update declaration.
11811 * config/mcore/mcore.c (regno_reg_class): Change form array of int
11812 to array of enum reg_class.
11813 (mcore_attribute_table): Make static. Move higher in file.
11814 (mcore_rtx_costs): Add cast to enum type.
11815 * config/mcore/mcore.h (regno_reg_class): Update declaration.
11816 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
11817 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
11819 * config/sh/predicates.md (trapping_target_operand): Rename and to
11821 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
11823 * config/spu/spu.c (spu_attribute_table): Make static. Move
11825 * config/v850/v850.c (v850_attribute_table): Make static. Move
11827 (v850_rtx_costs): Use local code with enum type.
11828 (expand_epilogue): Add cast.
11829 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
11831 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
11834 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
11835 -m2a-single-only and -m2a-nofpu.
11836 * config/sh/sh.opt: Document m2a generates FPU code.
11838 2009-06-24 Anatoly Sokolov <aesok@post.ru>
11840 * defaults.h (CAN_ELIMINATE): Provide default.
11841 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11842 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
11843 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
11844 * config/spu/spu.h (CAN_ELIMINATE): Delete.
11845 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
11846 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
11847 * config/cris/cris.h (CAN_ELIMINATE): Delete.
11848 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
11849 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
11850 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
11852 2009-06-24 DJ Delorie <dj@redhat.com>
11854 * mep-ext-cop.cpu: Fix copyright notice.
11855 * mep-default: Fix copyright notice.
11856 * mep-core: Fix copyright notice.
11857 * mep: Fix copyright notice.
11858 * mep-ivc2: Fix copyright notice.
11859 * mep-c5: Fix copyright notice.
11861 2009-06-24 Denis Chertykov <chertykov@gmail.com>
11863 * doc/contrib.texi (Contributors):
11865 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
11867 PR middle-end/40501
11868 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
11869 src and dst operands if necessary.
11871 2009-06-23 DJ Delorie <dj@redhat.com>
11874 * config.gcc: Add mep support.
11875 * recog.c: Resurrect validate_replace_rtx_subexp().
11876 * recog.h: Likewise.
11877 * config/mep/: Add new port:
11878 * config/mep/constraints.md: New file.
11879 * config/mep/default.h: New file.
11880 * config/mep/intrinsics.h: New file.
11881 * config/mep/intrinsics.md: New file.
11882 * config/mep/ivc2-template.h: New file.
11883 * config/mep/mep-c5.cpu: New file.
11884 * config/mep/mep-core.cpu: New file.
11885 * config/mep/mep-default.cpu: New file.
11886 * config/mep/mep-ext-cop.cpu: New file.
11887 * config/mep/mep-intrin.h: New file.
11888 * config/mep/mep-ivc2.cpu: New file.
11889 * config/mep/mep-lib1.asm: New file.
11890 * config/mep/mep-lib2.c: New file.
11891 * config/mep/mep-pragma.c: New file.
11892 * config/mep/mep-protos.h: New file.
11893 * config/mep/mep-tramp.c: New file.
11894 * config/mep/mep.c: New file.
11895 * config/mep/mep.cpu: New file.
11896 * config/mep/mep.h: New file.
11897 * config/mep/mep.md: New file.
11898 * config/mep/mep.opt: New file.
11899 * config/mep/predicates.md: New file.
11900 * config/mep/t-mep: New file.
11902 2009-06-23 Ian Lance Taylor <iant@google.com>
11904 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
11905 from loose_warn into c_loose_warn and from strict_warn into
11906 c_strict_warn. Set and substitute warn_cxxflags. Check for
11907 --enable-build-with-cxx. Set and substitute
11908 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
11909 * Makefile.in (CXXFLAGS): New variable.
11910 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
11911 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
11912 the default is the same as $(STRICT_WARN).
11913 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
11914 (CXX): New variable.
11915 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
11916 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
11917 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
11918 (HOST_LIBS): New variable.
11919 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
11920 (ALL_CXXFLAGS): New variable.
11921 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
11922 * doc/install.texi (Configuration): Document
11923 --enable-build-with-cxx, --with-stage1-ldflags,
11924 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
11925 * configure: Rebuild.
11927 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11929 * config/arm/arm.c (arm_override_options): Fix braces and formatting
11930 from previous commit.
11932 2009-06-23 Ian Lance Taylor <iant@google.com>
11934 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
11936 2009-06-23 Ian Lance Taylor <iant@google.com>
11938 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
11939 with ATTRIBUTE_UNUSED.
11941 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11942 Pat Haugen <pthaugen@us.ibm.com>
11943 Revital Eres <eres@il.ibm.com>
11945 * config.in (HAVE_AS_POPCNTD): Add default definition.
11946 (HAVE_AS_LWSYNC): Ditto.
11948 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
11950 (gcc_cv_as_powerpc_cmpb): Ditto.
11951 (gcc_cv_as_powerpc_dfp): Ditto.
11952 (gcc_cv_as_powerpc_vsx): Ditto.
11953 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
11954 supporting the popcntd/lwsync instructions.
11955 (gcc_cv_as_powerpc_lwsync): Ditto.
11956 * configure: Regenerate.
11958 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
11959 -mcpu=native and -mcpu=power7.
11960 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
11962 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
11963 a variable instead of a mask to reduce the number of mask bits.
11964 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
11965 (-mbit-word): Ditto.
11966 (-mregnames): Ditto.
11967 * config/rs6000/rs6000.opt (-mupdate): Ditto.
11968 (-mfused-madd): Ditto.
11970 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
11972 (-mvsx): New switch for VSX instructions.
11973 (-misel): Move from a variable to a mask to allow it to be set by
11976 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
11977 function declaration to an array declaration.
11978 (rs6000_hard_regno_nregs): New external array declaration.
11980 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
11981 files included by rs6000.md.
11983 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
11984 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
11986 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
11988 (rs6000_debug_reg): New -mdebug= variables.
11989 (rs6000_debug_addr): Ditto.
11990 (rs6000_debug_cost): Ditto.
11991 (rs6000_pmode): New variable to hold Pmode.
11992 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
11993 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
11994 calculated at compiler start.
11995 (rs6000_hard_regno_nregs): Change function to an array which holds
11996 HARD_REGNO_NREGS calculated at compiler start.
11997 (rs6000_explicit_options): Delete isel field.
11998 (rs6000_vector_unit): New array to hold which vector unit
11999 supports arithmetic options for a given type.
12000 (rs6000_vector_mem): New array to hold which vector unit supports
12001 memory reference operations for a given type.
12002 (rs6000_vector_align): New array to given the alignment of each
12004 (power7_cost): New basic costs for power7.
12005 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
12006 (rs6000_hard_regno_nregs_internal): New function, moved from
12007 HARD_REGNO_NREGS, to calculate the number of registers each hard
12008 register takes for each type.
12009 (rs6000_debug_reg_print): New function for -mdebug=reg support.
12010 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
12011 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
12012 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
12013 unit information here so it is calculated once at compiler startup
12015 (rs6000_override_options): Make -misel a target mask. Add more
12016 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
12017 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
12019 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
12020 (rs6000_handle_option): Move -misel from variable to target mask.
12021 (rs6000_builtin_mask_for_load): Add VSX support.
12022 (rs6000_conditional_register_usage): Ditto.
12023 (USE_ALTIVEC_FOR_ARG_P): Ditto.
12024 (function_arg_boundary): Ditto.
12025 (rs6000_expand_builtin): Ditto.
12026 (def_builtin): Make abort message a little friendlier.
12027 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12029 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12030 assembler support the popcntd instruction instead of a vsx
12031 instruction to enable power7 support.
12032 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12033 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12034 option to the assembler if -mcpu=native.
12035 (ASM_CPU_NATIVE_SPEC): Ditto.
12036 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12038 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12039 the lwsync instruction.
12040 (enum processor_type): Add PROCESSOR_POWER7.
12041 (rs6000_debug_reg): New -mdebug= options.
12042 (rs6000_debug_addr): Ditto.
12043 (rs6000_debug_cost): Ditto.
12044 (rs6000_isel): Delete.
12045 (enum rs6000_vector): New enum to say what vector unit we have.
12046 (VECTOR_UNIT_*): New macros to say which vector unit has
12047 arithmetic operations for a given type.
12048 (VECTOR_MEM_*): New macros to say which vector unit has memory
12049 operations for a given type.
12050 (TARGET_LDBRX): Whether the machine supports the ldbrx
12052 (TARGET_ISEL): Delete, -misel moved to be a mask.
12053 (TARGET_ISEL64): New macro for 64-bit isel support.
12054 (UNITS_PER_VSX_WORD): New macro.
12055 (POINTER_SIZE): Move to be an external variable, rather than
12056 calculating whether we are generating 32 ot 64-bit code.
12058 (STACK_BOUNDARY): Add VSX support.
12059 (LOCAL_ALIGNMENT): Ditto.
12060 (SLOW_UNALIGNED_ACCESS): Ditto.
12061 (VSX_REGNO_P): New macro for VSX support.
12062 (VFLOAT_REGNO_P): Ditto.
12063 (VINT_REGNO_P): Ditto.
12064 (VLOGICAL_REGNO_P): Ditto.
12065 (VSX_VECTOR_MODE): Ditto.
12066 (VSX_SCALAR_MODE): Ditto.
12068 (VSX_MOVE_MODE): Ditto.
12069 (VSX_REG_CLASS_P): Ditto.
12070 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12072 (UNITS_PER_SIMD_WORD): Add VSX support.
12073 (MODES_TIEABLE_P): Ditto.
12074 (STARTING_FRAME_OFFSET): Ditto.
12075 (STACK_DYNAMIC_OFFSET): Ditto.
12076 (EPILOGUE_USES): Ditto.
12077 (REGNO_REG_CLASS): Move to array lookup.
12078 (CLASS_MAX_NREGS): Ditto.
12079 (rs6000_vector_reg_class): Add declaration.
12080 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12081 overlap with the floating point and Altivec registers.
12083 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12085 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12086 give the appropriate asm switches if -mcpu=native.
12087 (host_detect_local_cpu): Add support for "asm".
12088 (host_detect_local_cpu): Follow GNU code guidelines for name.
12090 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12091 -mbit-word to a variable instead of being a target mask.
12093 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12094 emit the lwsync instruction instead of emitting the instruction as
12095 an integer constant.
12097 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12098 fixuns_trundfsi2, move expander into rs6000.md.
12100 * config/rs6000/rs6000.md (cpu): Add power7.
12101 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12102 (logical predicate patterns): Change the single instruction
12103 primitives that set CR0 to be fast_compare instead of compare.
12105 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12106 (popcntddi2): Ditto.
12107 (popcount<mode>): Ditto.
12108 (floating multiply/add insns): Name the floating point
12109 multiply/add insns.
12110 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12111 (isel_unsigned_<mode>): Ditto.
12112 (fixuns_trundfsi2): Move expander here from spe.md.
12113 (smindi3): Define if we have -misel on 64-bit systems.
12118 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12120 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12122 * config/avr/avr.c (avr_current_device): New variable.
12123 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12124 (avr_arch, mcu_type_s): Move to avr.h.
12125 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12126 default_data_section_start fields.
12127 (avr_arch): Moved from avr.c.
12128 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12129 library_name fields.
12130 (avr_current_device, avr_mcu_types, avr_arch_types,
12131 avr_device_to_arch, avr_device_to_data_start,
12132 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12133 (EXTRA_SPEC_FUNCTIONS): Define.
12134 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12135 options mapping. Use device_to_arch and device_to_data_start insted.
12136 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12137 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12138 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12139 * config/avr/driver-avr.c: New file.
12140 * config/avr/avr-devices.c: New file.
12142 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12144 * var-tracking.c (unshare_variable): Force initialized to
12145 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12146 (set_variable_part): Likewise.
12147 (struct variable_union_info): Remove pos_src field.
12148 (vui_vec, vui_allocated): New variables.
12149 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12150 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12151 == 1 use a simpler sorting algorithm. Compute pos field right
12152 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12153 Avoid quadratic comparison if !flag_var_tracking_uninit.
12154 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12155 unshare_variable unconditionally.
12156 (dataflow_set_different_2): Removed.
12157 (dataflow_set_different): Don't traverse second hash table.
12158 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12159 unconditionally to var_reg_set or var_mem_set.
12160 (emit_notes_in_bb): Likewise.
12161 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12163 (emit_note_insn_var_location): Don't set initialized to
12164 VAR_INIT_STATUS_INITIALIZED early.
12165 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12167 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12169 * tree-object-size.c (addr_object_size): Instead of checking
12170 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12171 are no FIELD_DECLs following it.
12173 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12175 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12176 order to match bswaps with signed source operands.
12178 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12180 * sdbout.c (sdbout_one_type): Fix braces in switch.
12182 2009-06-23 Richard Guenther <rguenther@suse.de>
12184 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12186 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12187 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12188 var_callused, callused_tree, var_storedanything, storedanything_tree,
12189 var_integer, integer_tree): Remove global variables.
12190 (new_var_info): Do not pass new id, append the new var to the
12191 global variable vector.
12192 (do_ds_constraint): Use is_global_var member of the variable-info.
12193 (new_scalar_tmp_constraint_exp): Adjust.
12194 (create_function_info_for): Likewise.
12195 (create_variable_info_for): Likewise.
12196 (find_what_var_points_to): Remove dead code.
12197 (init_base_vars): Simplify.
12198 (compute_points_to_sets): Adjust.
12200 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12202 * combine.c (try_combine): Dump information about the insns we're
12205 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12207 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12208 check when calling force_to_mode on TRUNCATE's operand.
12210 2009-06-22 Ian Lance Taylor <iant@google.com>
12212 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12214 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12216 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12218 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12220 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12221 override library linkage flags such as -static-libgcc or
12224 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12226 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12228 2009-06-22 Ian Lance Taylor <iant@google.com>
12230 * config/linux.opt: Put mglibc ahead of muclibc.
12232 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12233 for duplicate decls.
12235 2009-06-22 Matthias Klose <doko@ubuntu.com>
12237 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12239 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12242 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12243 instead of NULL if a parser error occurs.
12245 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12247 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12248 non-DWARF2_DEBUGGING_INFO version.
12250 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12252 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12253 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12255 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12256 (LIBGCC2_TF_CEXT): Define.
12259 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12262 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12264 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12266 * config/arm/arm.c (arm_override_options): Disable
12267 -mcaller-super-interworking and -mcallee-super-interworking.
12268 * doc/invoke.texi (ARM Options): Document this.
12270 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12272 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12273 * config/arm/constraints.md (j): New constraint for movw operands.
12274 (N): Remove thumb2 meaning.
12275 * config/arm/arm.md (*arm_movw): Delete.
12276 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12277 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12278 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12280 2009-06-22 Martin Jambor <mjambor@suse.cz>
12282 PR tree-optimization/40492
12283 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12284 build_ref_for_offset.
12286 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12288 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12289 JUMP_TABLE_DATA_P predicates where applicable.
12290 * auto-inc-dec.c: Ditto.
12291 * builtins.c: Ditto.
12292 * caller-save.c: Ditto.
12294 * cfgcleanup.c: Ditto.
12295 * cfglayout.c: Ditto.
12297 * combine.c: Ditto.
12298 * combine-stack-adj.c: Ditto.
12302 * df-scan.c: Ditto.
12304 * dwarf2asm.c: Ditto.
12305 * dwarf2out.c: Ditto.
12306 * emit-rtl.c: Ditto.
12312 * function.c: Ditto.
12315 * genpreds.c: Ditto.
12316 * genrecog.c: Ditto.
12318 * ira-costs.c: Ditto.
12319 * ira-lives.c: Ditto.
12321 * loop-iv.c: Ditto.
12322 * lower-subreg.c: Ditto.
12323 * modulo-sched.c: Ditto.
12325 * postreload.c: Ditto.
12326 * print-rtl.c: Ditto.
12328 * reginfo.c: Ditto.
12329 * regmove.c: Ditto.
12330 * reload1.c: Ditto.
12333 * rtlanal.c: Ditto.
12335 * sched-vis.c: Ditto.
12337 * sel-sched-ir.c: Ditto.
12338 * simplify-rtx.c: Ditto.
12339 * targhooks.c: Ditto.
12340 * var-tracking.c: Ditto.
12341 * vmsdbgout.c: Ditto.
12343 2009-06-22 Matthias Klose <doko@ubuntu.com>
12345 * Makefile.in (install-plugin): Always use DESTDIR.
12347 2009-06-22 Olivier Hainque <hainque@adacore.com>
12349 * config/pa/pa.c (output_call): Don't optimize post call jumps
12350 into return address adjustments if the call may throw.
12352 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12354 * arm.c (thumb1_output_casesi): New function.
12355 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12356 optimizing for size or PIC.
12357 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12358 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12359 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12360 (thumb1_casesi_internal_pic): New expand rule.
12361 (thumb1_casesi_dispatch): New pattern.
12362 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12364 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12365 in the text seciton when PIC or optimizing for size.
12366 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12367 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12368 preservation properties of code.
12369 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12370 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12371 (__gnu_thumb1_case_si): New function.
12372 * t-arm (LIB1ASMSRC): Define here.
12373 (LIB1ASMFUNCS): Add some common functions.
12374 * t-arm-elf (LIB1ASMSRC): Delete.
12375 (LIB1ASMFUNCS): Append to existing set.
12376 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12377 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12378 * t-symbian (LIB1ASMFUNCS): Likewise.
12379 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12380 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12382 2009-06-21 Richard Guenther <rguenther@suse.de>
12384 PR tree-optimization/38729
12385 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12386 to loops with a single exit if -fno-expensive-optimizations.
12388 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12390 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12391 (dataflow_set): Change vars type from htab_t to shared_hash.
12392 (shared_hash_pool, empty_shared_hash): New variables.
12393 (vars_clear): Removed.
12394 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12395 shared_hash_find_slot_unshare, shared_hash_find_slot,
12396 shared_hash_find_slot_noinsert, shared_hash_find): New
12398 (shared_hash_unshare, shared_hash_destroy): New functions.
12399 (unshare_variable): Unshare set->vars if shared, use
12401 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12402 (get_init_value, find_src_set_src, dump_dataflow_set,
12403 clobber_variable_part, emit_notes_for_differences): Use
12405 (dataflow_set_init): Remove second argument, set vars to
12406 empty_shared_hash instead of creating a new htab.
12407 (dataflow_set_clear): Call shared_hash_destroy and set vars
12408 to empty_shared_hash instead of calling vars_clear.
12409 (dataflow_set_copy): Don't call vars_copy, instead just share
12410 the src htab with dst.
12411 (variable_union): Use shared_hash_*, use initially NO_INSERT
12412 lookup if set->vars is shared. Don't keep slot cleared before
12413 calling unshare_variable. Unshare set->vars if needed.
12414 Even ->refcount == 1 vars must be unshared if set->vars is shared
12415 and var needs to be modified.
12416 (variable_canonicalize): New function.
12417 (dataflow_set_union): If dst->vars is empty, just share src->vars
12418 with dst->vars and traverse with variable_canonicalize to canonicalize
12419 and unshare what is needed.
12420 (dataflow_set_different): If old_set and new_set use the same shared
12421 htab, they aren't different. If number of htab elements is different,
12422 htabs are different. Use shared_hash_*.
12423 (dataflow_set_destroy): Call shared_hash_destroy instead of
12425 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12426 second argument to dataflow_set_init.
12427 (vt_initialize): Likewise. Initialize shared_hash_pool and
12428 empty_shared_hash, move bb in/out initialization afterwards.
12429 Use variable_htab_free instead of NULL as changed_variables del hook.
12430 (variable_was_changed): Change type of second argument to pointer to
12431 dataflow_set. When inserting var into changed_variables, bump
12432 refcount. Unshare set->vars if set is shared htab and slot needs to
12434 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12435 lookup if set->vars is shared. Unshare set->vars if needed.
12436 Even ->refcount == 1 vars must be unshared if set->vars is shared
12437 and var needs to be modified. Adjust variable_was_changed caller.
12438 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12439 vars must be unshared if set->vars is shared and var needs to be
12440 modified. Adjust variable_was_changed caller.
12441 (emit_note_insn_var_location): Don't pool_free var.
12442 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12444 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12445 free_alloc_pool on shared_hash_pool.
12447 2009-06-20 Anthony Green <green@moxielogic.com>
12449 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12450 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12452 2009-06-20 Richard Guenther <rguenther@suse.de>
12454 * tree-ssa-structalias.c (find_func_aliases): For memset use
12455 a constraint from NULL if we memset to zero.
12456 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12457 we explicitly handle that do not read from memory.
12458 (call_may_clobber_ref_p_1): Properly handle builtins that may
12461 2009-06-20 Richard Guenther <rguenther@suse.de>
12463 PR tree-optimization/40495
12464 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12465 (new_scalar_tmp_constraint_exp): New function.
12466 (process_constraint): Do not create temporary decls.
12467 (process_all_all_constraints): Likewise.
12468 (handle_const_call): Likewise.
12469 (create_function_info_for): Do not set decl.
12471 2009-06-19 Ian Lance Taylor <iant@google.com>
12473 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12474 (rs6000_attribute_table): Make static; move before use.
12476 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12478 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12479 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12480 Propagate the TREE_READONLY flag without overwriting it.
12481 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12482 Propagate the TREE_READONLY flag onto the result.
12483 (process_call_operands): Move around. Use correct constant value.
12485 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12488 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12489 * config/arm/arm.md: Likewise.
12491 2009-06-19 Ian Lance Taylor <iant@google.com>
12493 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12494 to GIMPLE_ERROR_MARK.
12496 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12497 op2_original_type parameters. Warn about using different enum types.
12498 * c-parser.c (c_parser_conditional_expression): Pass original
12499 types to build_conditional_expr.
12500 * c-tree.h (build_conditional_expr): Update declaration.
12502 2009-06-19 Ian Lance Taylor <iant@google.com>
12504 * config/i386/i386.c (ix86_function_specific_save): Test that
12505 fields match values, rather than testing the values are in a
12508 2009-06-19 Richard Guenther <rguenther@suse.de>
12510 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12511 ADDR_EXPR pointers.
12512 (ptr_derefs_may_alias_p): Likewise.
12513 (ptr_deref_may_alias_ref_p_1): New function.
12514 (ptr_deref_may_alias_ref_p): Likewise.
12515 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12516 covered by looking at the ESCAPED solution.
12517 (call_may_clobber_ref_p_1): Likewise.
12518 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12519 Handle NULL_TREE offset. Do not produce redundant constraints.
12520 (process_all_all_constraints): New helper function.
12521 (do_structure_copy): Use it.
12522 (handle_lhs_call): Likewise.
12523 (find_func_aliases): Handle some builtins with pointer arguments
12524 and/or return values explicitly.
12526 2009-06-19 Ian Lance Taylor <iant@google.com>
12528 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12530 2009-06-19 Ian Lance Taylor <iant@google.com>
12532 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12534 2009-06-19 Ian Lance Taylor <iant@google.com>
12536 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12537 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12540 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12541 uninitialized const.
12543 2009-06-19 Ian Lance Taylor <iant@google.com>
12545 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12548 * c-decl.c (in_struct, struct_types): Remove.
12549 (struct c_binding): Add in_struct field.
12550 (c_binding_ptr): Define type, along with VEC.
12551 (struct c_struct_parse_info): Define.
12552 (struct_parse_info): New static variable.
12553 (bind): Initialize in_struct field.
12554 (start_struct): Remove enclosing_in_struct and
12555 enclosing_struct_types parameters. Add
12556 enclosing_struct_parse_info parameter. Change all callers. Set
12557 struct_parse_info rather than in_struct and struct_types.
12558 (grokfield): If -Wc++-compat and there is a symbol binding for the
12559 field name, set the in_struct flag and push it on the
12560 struct_parse_info->fields vector.
12561 (warn_cxx_compat_finish_struct): New static function.
12562 (finish_struct): Remove enclosing_in_struct and
12563 enclosing_struct_types parameters. Add
12564 enclosing_struct_parse_info parameter. Change all callers. Don't
12565 set C_TYPE_DEFINED_IN_STRUCT here. Call
12566 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12567 parameter. Only push on struct_types if warn_cxx_compat.
12568 (finish_enum): Only push on struct_types if warn_cxx_compat.
12569 (declspecs_add_type): Add loc parameter. Change all callers.
12570 Change all error calls to error_at. Pass loc, not input_location,
12571 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12572 defined in a struct. If -Wc++-compat and parsing a struct, record
12573 that a typedef name was used.
12574 * c-parser.c (c_parser_declspecs): Get location to pass to
12575 declspecs_add_type.
12576 (c_parser_struct_or_union_specifier): Update calls to start_struct
12578 * c-tree.h (struct c_struct_parse_info): Declare.
12579 (finish_struct, start_struct): Update declarations.
12580 (declspecs_add_type): Update declaration.
12582 2009-06-19 Ian Lance Taylor <iant@google.com>
12584 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12585 variable with an anonymous type.
12587 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12589 * see.c: Remove for real.
12591 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12593 * optabs.h (enum optab_index): Add new OTI_significand.
12594 (significand_optab): Define corresponding macro.
12595 * optabs.c (init_optabs): Initialize significand_optab.
12596 * genopinit.c (optabs): Implement significand_optab using
12597 significand?f2 patterns.
12598 * builtins.c (expand_builtin_mathfn): Handle
12599 BUILT_IN_SIGNIFICAND{,F,L}.
12600 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12601 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12603 * config/i386/i386.md (significandxf2, significand<mode>2): New
12604 expanders to implement significandf, significand and significandl
12605 built-ins as inline x87 intrinsics.
12607 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12609 * config/avr/avr.c (avr_override_options): Remove setting value of
12610 PARAM_INLINE_CALL_COST.
12612 2009-06-18 Richard Henderson <rth@redhat.com>
12615 * tree-pass.h (TDF_ASMNAME): New.
12616 * tree-dump.c (dump_options): Add asmname.
12617 * doc/invoke.texi: Document it.
12619 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12620 (dump_decl_name): ...here.
12621 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12622 (dump_generic_node): Update dump_function_name calls.
12623 (print_call_name): New flags arg; update all dump calls.
12624 * diagnostic.h (print_call_name): Update.
12625 * gimple-pretty-print.c (dump_gimple_call): Update.
12627 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12630 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12632 2009-06-18 Diego Novillo <dnovillo@google.com>
12634 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12635 * plugin.c (str_license): Declare.
12636 (try_init_one_plugin): Assert that the symbol
12637 'plugin_is_GPL_compatible' exists.
12639 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12642 * Makefile.in (OBJS-common): Remove see.o.
12644 * common.opt (fsee): Mark as preserved for backward compatibility.
12645 * opts.c (common_handle_option): Add OPT_fsee to the backward
12646 compatibility section.
12647 * passes.c (init_optimization_passes, pass_see): Remove pass.
12648 * timevar.def (TV_SEE): Remove.
12649 * tree-pass.h (pass_see): Remove declaration.
12650 * doc/invoke.texi (-fsee): Remove documentation.
12652 2009-06-18 Martin Jambor <mjambor@suse.cz>
12654 * tree-sra.c: Include statistics.h
12655 (sra_stats): New variable.
12656 (sra_initialize): Clear sra_stats.
12657 (create_access_replacement): Increment sra_stats.replacements.
12658 (get_access_replacement): Do not return twice.
12659 (analyze_all_variable_accesses): Increment statistics counter by the
12660 number of scalarized aggregates.
12661 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12662 (sra_modify_expr): Increment sra_stats.exprs.
12663 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12664 (sra_modify_assign): Increment sra_stats.exprs,
12665 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12666 (perform_intra_sra): Update statistics counters.
12667 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12669 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12671 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12672 (arm_scalar_mode_supported_p): New function.
12674 2009-06-18 Paul Brook <paul@codesourcery.com>
12675 Sandra Loosemore <sandra@codesourcery.com>
12677 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12678 (__extendhfsf2, __truncsfhf2): Define.
12679 * config/arm/fp16.c: New file.
12680 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12681 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12683 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12685 * doc/extend.texi (Half-Precision): New section.
12686 * doc/invoke.texi (Option Summary): List -mfp16-format.
12687 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12688 * config/arm/arm.opt (mfp16-format=): New.
12689 * config/arm/arm.c: Include intl.h.
12690 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12691 (TARGET_INVALID_RETURN_TYPE): Redefine.
12692 (TARGET_PROMOTED_TYPE): Redefine.
12693 (TARGET_CONVERT_TO_TYPE): Redefine.
12694 (arm_fp16_format): Define.
12695 (all_fpus): Add entry for neon-fp16.
12696 (fp_model_for_fpu): Likewise.
12697 (struct fp16_format): Declare.
12698 (all_fp16_formats): Define.
12699 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12701 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12703 (arm_legitimate_index_p): Treat HFmode like HImode.
12704 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12705 (coproc_secondary_reload_class): Special-case HFmode.
12706 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12707 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12708 (arm_init_fp16_builtins): New.
12709 (arm_init_builtins): Call it.
12710 (arm_invalid_parameter_type): New.
12711 (arm_invalid_return_type): New.
12712 (arm_promoted_type): New.
12713 (arm_convert_to_type).
12714 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12716 (arm_emit_fp16_const): New function.
12717 (arm_mangle_type): Mangle __fp16 as "Dh".
12718 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12720 (TARGET_NEON_FP16): New.
12721 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12722 (enum fputype): Add FPUTYPE_NEON_FP16.
12723 (enum arm_fp16_format_type): Declare.
12724 (arm_fp16_format): Declare.
12725 (LARGEST_EXPONENT_IS_NORMAL): Define.
12726 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12727 * config/arm/arm-modes.def (HFmode): Define.
12728 * config/arm/vfp.md: (*movhf_vfp): New.
12729 (extendhfsf2): New.
12731 * config/arm/arm.md: (fpu): Add neon_fp16.
12732 (floatsihf2, floatdihf2): New.
12733 (fix_trunchfsi2, fix_trunchfdi2): New.
12735 (extendhfdf2): New.
12737 (*arm32_movhf): New.
12738 (*thumb1_movhf): New.
12739 (consttable_2): Add check for HFmode constants.
12740 (consttable_4): Handle HFmode constants.
12742 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12744 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12746 2009-06-17 Olivier Hainque <hainque@adacore.com>
12748 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12749 const char ** conversion in AIX specific section.
12751 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12753 * config/i386/i386.c (ix86_special_builtin_type): Remove
12754 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12755 (bdesc_special_args): Updated.
12756 (ix86_init_mmx_sse_builtins): Likewise.
12757 (ix86_expand_special_args_builtin): Likewise.
12759 2009-06-17 Richard Henderson <rth@redhat.com>
12761 * tree-pretty-print.c (maybe_dump_asm_name): New.
12762 (dump_decl_name): Use it.
12763 (PRINT_FUNCTION_NAME): Merge into...
12764 (dump_function_name): ... here. Use maybe_dump_asm_name.
12766 2009-06-17 Cary Coutant <ccoutant@google.com>
12768 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
12770 * debug.c (struct gcc_debug_hooks): Change placeholder for
12772 (debug_nothing_int_charstar_int): Replaced by...
12773 (debug_nothing_int_charstar_int_bool): ...this.
12774 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
12775 source_line prototype.
12776 (debug_nothing_int_charstar_int): Replaced by...
12777 (debug_nothing_int_charstar_int_bool): ...this.
12778 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
12779 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
12780 Output is_stmt operand when necessary.
12781 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
12782 (notice_source_line): Add is_stmt parameter.
12783 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
12784 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
12786 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
12787 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
12789 2009-06-17 Ian Lance Taylor <iant@google.com>
12791 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
12793 (struct store_by_pieces_d): Rename from store_by_pieces. Change
12796 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
12798 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
12799 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
12800 tree_strip_sign_nop_conversions and
12801 tree_ssa_strip_useless_type_conversions rather than stripping
12802 the operations here.
12803 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
12805 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
12806 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
12807 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
12808 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
12811 2009-06-17 Michael Eager <eager@eagercon.com>
12813 * config/rs6000/constraints.md (register_constraint "d"): New.
12814 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
12815 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12816 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
12817 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
12818 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12819 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
12820 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
12821 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
12822 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
12823 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
12825 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
12826 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
12827 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
12828 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
12829 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
12830 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
12831 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
12832 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
12833 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
12834 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
12835 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
12836 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
12837 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
12838 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
12840 2009-06-16 Ian Lance Taylor <iant@google.com>
12842 * profile.c (total_num_never_executed): Don't define.
12843 (compute_branch_probabilities): Don't count or print
12844 num_never_executed.
12845 (init_branch_prob): Don't set total_num_never_executed.
12846 (end_branch_prob): Don't print total_num_never_executed.
12848 2009-06-17 David Daney <ddaney@caviumnetworks.com>
12850 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
12852 2009-06-17 David Edelsohn <edelsohn@gnu.org>
12854 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
12855 (nabstd2_fpr): Same.
12857 2009-06-17 Steve Ellcey <sje@cup.hp.com>
12859 * expr.c (expand_assignment): Change complex type check.
12861 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
12863 * doc/plugins.texi (Building GCC plugins): Added new section.
12865 2009-06-17 Ian Lance Taylor <iant@google.com>
12867 * c-pch.c (get_ident): Don't set size of templ array.
12868 (pch_init): Don't set size of partial_pch array.
12870 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
12871 string constant to intialize an array whose size is the length of
12874 2009-06-17 Richard Guenther <rguenther@suse.de>
12876 PR tree-optimization/40389
12877 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
12878 to addressable types.
12879 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
12881 2009-06-17 Richard Guenther <rguenther@suse.de>
12883 PR middle-end/40460
12884 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
12885 if there is no evolution of left in the loop bail out.
12886 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
12887 chrec_fold_multiply.
12889 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
12890 Janis Johnson <janis187@us.ibm.com>
12893 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
12894 for the symbol ref of a constant that is the source of a move
12895 - nor for any other not-obvious-label-ref constants.
12897 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
12899 * plugin.c (position_pass): Skip newly inserted pass during list
12900 traversal to avoid repeated insertion.
12902 2009-06-16 Ian Lance Taylor <iant@google.com>
12904 * vec.h (VEC_stack_alloc): Define different version if
12905 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
12906 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
12907 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
12908 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
12910 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
12912 * config.gcc (extra_headers): Add ia32intrin.h for x86.
12914 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
12915 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
12916 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
12917 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
12918 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
12919 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12920 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12921 (bdesc_special_args): Add __builtin_ia32_rdtsc and
12922 __builtin_ia32_rdtscp.
12923 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
12924 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
12925 and __builtin_ia32_rorhi.
12926 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
12927 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12928 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12929 (ix86_expand_args_builtin): Likewise.
12930 (ix86_expand_special_args_builtin): Likewise.
12932 * config/i386/i386.md (UNSPECV_RDTSCP): New.
12933 (UNSPECV_RDTSC): Likewise.
12934 (UNSPECV_RDPMC): Likewise.
12935 (*bsr): Renamed to ...
12937 (*bsr_rex64): Renamed to ...
12940 (*rdpmc): Likewise.
12941 (*rdpmc_rex64): Likewise.
12943 (*rdtsc): Likewise.
12944 (*rdtsc_rex64): Likewise.
12945 (rdtscp): Likewise.
12946 (*rdtscp): Likewise.
12947 (*rdtscp_rex64): Likewise.
12949 * config/i386/ia32intrin.h: New.
12951 * config/i386/x86intrin.h: Include <ia32intrin.h>.
12953 2009-06-16 Ian Lance Taylor <iant@google.com>
12955 * ira-build.c (copy_info_to_removed_store_destinations):
12956 Initialize parent_a.
12958 2009-06-16 Ian Lance Taylor <iant@google.com>
12960 * c-decl.c (grokdeclarator): Change size_varies to bool.
12962 2009-06-16 Ian Lance Taylor <iant@google.com>
12964 * sel-sched.c: Make forward declarations of move_op_hooks and
12965 fur_hooks explicitly extern.
12967 2009-06-16 Ian Lance Taylor <iant@google.com>
12969 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
12970 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
12972 2009-06-16 Ian Lance Taylor <iant@google.com>
12974 * resource.c (mark_referenced_resources): Change
12975 include_delayed_effects parameter to bool. Change all callers.
12976 (mark_end_of_function_resources): Likewise.
12977 * reorg.c (insn_references_resource_p): Likewise.
12978 (insn_sets_resource_p): Likewise.
12979 * resource.h (mark_referenced_resources): Update declaration.
12980 (mark_end_of_function_resources): Update declaration.
12982 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12984 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
12986 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12988 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
12989 GCC can bootstrap on AIX with GNU Binutils 2.20.
12991 2009-06-16 Ian Lance Taylor <iant@google.com>
12993 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
12995 2009-06-16 Ian Lance Taylor <iant@google.com>
12997 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
12998 inline, not extern inline.
12999 (exact_log2): Likewise.
13000 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
13002 (exact_log2): Likewise, but don't test CTZ_HWI.
13004 2009-06-16 Ian Lance Taylor <iant@google.com>
13006 * bitmap.c (bitmap_clear): Don't declare as inline.
13007 * gimple.c (gimplify_assign): Likewise.
13008 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
13009 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
13010 (sched_scan_info): Remove duplicate definition.
13012 2009-06-16 Ian Lance Taylor <iant@google.com>
13014 * c-common.c (skip_evaluation): Don't define.
13015 (c_inhibit_evaluation_warnings): Define global variable.
13016 (overflow_warning): Check c_inhibit_evaluation_warnings rather
13017 than skip_evaluation.
13018 (convert_and_check, warn_for_div_by_zero): Likewise.
13019 * c-common.h (skip_evaluation): Don't declare.
13020 (c_inhibit_evaluation_warnings): Declare.
13021 * c-parser.c (c_parser_typeof_specifier): Set
13022 c_inhibit_evaluation_warnings rather than skip_evaluation.
13023 (c_parser_conditional_expression): Likewise.
13024 (c_parser_binary_expression): Likewise.
13025 (c_parser_sizeof_expression): Likewise.
13026 (c_parser_alignof_expression): Likewise.
13027 * c-typeck.c (build_indirect_ref): Check
13028 c_inhibit_evaluation_warnings rather than skip_evaluation.
13029 (build_conditional_expr, build_binary_op): Likewise.
13031 2009-06-16 Richard Guenther <rguenther@suse.de>
13033 * tree-ssa-alias.c (is_escape_site): Remove.
13034 * tree-ssa-alias.h (enum escape_type): Remove.
13035 (is_escape_site): Likewise.
13036 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13037 via casts and asms without deferring to is_escape_site.
13039 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13041 PR middle-end/40446
13042 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13043 use gen_lowpart if op0 has complex mode.
13045 2009-06-16 Richard Guenther <rguenther@suse.de>
13047 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13048 variables add them to ESCAPED.
13049 (find_func_aliases): Do not make all indirectly stored values escaped.
13051 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13053 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13054 make_decl_one_only.
13056 2009-06-16 Martin Jambor <mjambor@suse.cz>
13058 PR tree-optimization/40432
13059 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13060 check whether we need to force gimple register operand.
13062 2009-06-16 Martin Jambor <mjambor@suse.cz>
13064 PR tree-optimization/40413
13065 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13066 build_ref_for_offset.
13067 (propagate_subacesses_accross_link): Fix a typo in a comment.
13069 2009-06-16 Ira Rosen <irar@il.ibm.com>
13071 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13072 with additional parameter.
13073 * tree-vectorizer.h (enum vect_def_type): Add new value
13075 (enum vect_relevant): Add comments.
13076 (vect_is_simple_reduction): Add new argument.
13077 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13078 Detect nested cycles.
13079 (vect_is_simple_reduction): Update documentation, add an argument to
13080 distinguish inner-loop reduction from nested cycle, detect nested
13081 cycles, fix printings and indentation, don't swap operands in case
13083 (get_initial_def_for_reduction): Handle subtraction.
13084 (vect_create_epilog_for_reduction): Add new argument to specify
13085 reduction variable.
13086 (vect_finalize_reduction): Handle subtraction, fix comments.
13087 (vectorizable_reduction): Handle nested cycles. In case of nested
13088 cycle keep track of the reduction variable position. Call
13089 vect_is_simple_reduction with additional parameter. Use original
13090 statement code in reduction epilogue for nested cycle. Call
13091 vect_create_epilog_for_reduction with additional parameter.
13092 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13093 inner-loop vectorization.
13094 (vect_recog_widen_sum_pattern): Likewise.
13095 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13097 (vect_mark_stmts_to_be_vectorized): Likewise.
13098 (vect_get_vec_def_for_operand): Handle nested cycles.
13100 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13102 * doc/invoke.texi (Debugging Options): Fix option index entries
13103 for -fdump-statistics, -frandom-seed add entries for
13104 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13105 (FRV Options): Fix entries for -mTLS, -mtls.
13106 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13107 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13108 (M68hc1x Options): Fix @itemx for -mnominmax.
13109 (MCore Options): Fix entry for -mno-lsim.
13110 (MMIX Options): Fix entry for -mabi=mmixware.
13111 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13113 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13115 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13116 Mention the plugin mode of gengtype.
13117 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13118 * gengtype.c: Updated copyright.
13119 (plugin_files, nb_plugin_files) Added new static variables.
13120 (measure_input_list) Care about plugin_files.
13121 (write_rtx_next): Added early return in plugin mode.
13122 (create_file): Updated copyright year in generated file. Added
13124 (oprintf): Added early return if NULL outf.
13125 (get_output_file_with_visibility): Care of plugin_files.
13126 (get_output_file_name): May return null.
13127 (write_local): Added early return.
13128 (put_mangled_filename): Ditto.
13129 (finish_root_table): Added check for base_files.
13130 (write_roots): Care about null when plugins.
13131 (main): Added plugin mode.
13133 2009-06-15 Ian Lance Taylor <iant@google.com>
13135 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13136 * gcov.c (read_count_file): Add braces around variables declared
13139 * c.opt (Wjump-misses-init): New warning.
13140 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13141 -Wall and -Wc++-compat if not already set.
13142 (c_common_post_options): Clear warn_jump_misses_init if it was not
13144 * c-decl.c (struct c_binding): Change type field to a union with
13145 new label field. Make it the first field in the struct. Update
13146 references to type to use u.type instead.
13147 (struct c_spot_bindings): Define.
13148 (struct c_goto_bindings): Define.
13149 (c_goto_bindings_p): Define, along with VECs.
13150 (struct c_label_vars): Define.
13151 (struct c_scope): Add has_label_bindings field.
13152 (bind_label, set_spot_bindings): New static functions.
13153 (decl_jump_unsafe, update_spot_bindings): New static functions.
13154 (update_label_decls): New static function.
13155 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13156 Update binding u.label field to shadowed field.
13157 (c_binding_start_stmt_expr): New function.
13158 (c_binding_end_stmt_expr): New function.
13159 (pushdecl): Don't call c_begin_vm_scope.
13160 (make_label): Add defining and p_label_vars parameters. Change
13162 (lookup_label): Correct test for whether a label has not yet been
13163 defined. Call bind_label rather than bind.
13164 (warn_about_goto): New static function.
13165 (lookup_label_for_goto): New function.
13166 (declare_label): Call bind_label rather than bind.
13167 (check_earlier_gotos): New static function.
13168 (define_label): Don't give errors about jumping into statement
13169 expressions or scopes of variably modified types. Call
13170 set_spot_bindings and check_earlier_gotos. Call bind_label
13171 instead of bind. Don't set label_context_stack_se or
13172 label_context_stack_vm.
13173 (c_get_switch_bindings): New function.
13174 (c_release_switch_bindings): New function.
13175 (c_check_switch_jump_warnings): New function.
13176 (start_function): Don't set label_context_stack_se or
13177 label_context_stack_vm.
13178 (finish_function): Likewise.
13179 * c-typeck.c (label_context_stack_se): Don't define.
13180 (label_context_stack_vm): Don't define.
13181 (c_finish_goto_label): Call lookup_label_for_goto rather than
13182 lookup_label. Don't give errors about jumping into a statement
13183 expression or the scope of a variably modified type. Don't set
13184 label_context_stack_se or label_context_stack_vm.
13185 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13186 fields. Add bindings field.
13187 (c_start_case): Don't set deleted fields. Set bindings field.
13188 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13189 or blocked_vm. Call c_check_switch_jump_warnings.
13190 (c_finish_case): Don't test blocked_stmt_expr field. Call
13191 c_release_switch_bindings.
13192 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13193 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13194 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13195 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13196 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13197 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13198 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13199 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13200 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13201 (C_DECL_UNJUMPABLE_VM): Don't define.
13202 (C_DECL_UNDEFINABLE_VM): Don't define.
13203 (struct c_label_list): Don't define.
13204 (struct c_label_context_se): Don't define.
13205 (struct c_label_context_vm): Don't define.
13206 (struct c_spot_bindings): Declare.
13207 (c_bindings_start_stmt_expr): Declare.
13208 (c_bindings_end_stmt_expr): Declare.
13209 (lookup_label_for_goto): Declare.
13210 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13211 (c_check_switch_jump_warnings): Declare.
13212 (label_context_stack_se, label_context_stack_vm): Don't declare.
13213 (c_finish_goto_label): Update declaration.
13214 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13215 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13216 (Warning Options): Document -Wjump-misses-init.
13218 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13220 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13223 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13225 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13227 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13229 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13231 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13233 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13235 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13237 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13238 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13239 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13240 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13241 * dwarf2asm.c (dw2_force_const_mem): Update call to
13242 make_decl_one_only.
13243 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13244 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13245 * langhooks.c (lhd_comdat_group): Remove.
13246 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13247 * tree.h (DECL_COMDAT_GROUP): New.
13248 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13249 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13250 (make_decl_one_only): Change signature.
13251 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13252 make_decl_one_only.
13253 (make_decl_one_only): Change signature.
13254 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13256 2009-06-15 Richard Guenther <rguenther@suse.de>
13258 PR middle-end/40439
13259 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13261 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13263 * tree-ssa-math-opts.c: Remove extra divide.
13265 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13267 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13269 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13271 * passes.c: Add bswap pass.
13272 * tree-pass.h: Add pass_optimize_bswap declaration.
13273 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13274 Include rtl.h, expr.h and optabs.h for optab_handler check.
13275 (struct symbolic_number, pass_optimize_bswap): New definition.
13276 (do_shift_rotate, verify_symbolic_number_p): New functions.
13277 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13278 (gate_optimize_bswap): New function.
13279 * tree.c (widest_int_cst_value): New function.
13280 * tree.h (widest_int_cst_value): Prototype added.
13282 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13284 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13285 REG_EQUAL/REG_EQUIV notes.
13287 2009-06-14 Richard Guenther <rguenther@suse.de>
13289 PR middle-end/40389
13290 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13291 has its address taken if NRV was applied and it is addressable.
13292 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13293 function split out from ...
13294 (get_constraint_for_1): ... here.
13295 (handle_rhs_call): Use it to mark the return slot escaped if
13296 it is addressable and NRV was applied.
13298 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13300 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13301 Change first argument type to location_t.
13302 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13303 Do not set input_location.
13304 Use loc instead of input_location throughout.
13306 2009-06-13 Richard Guenther <rguenther@suse.de>
13308 PR tree-optimization/40421
13309 * tree-predcom.c (should_unroll_loop_p): Remove.
13310 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13312 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13314 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13315 Add location argument.
13317 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13319 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13321 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13322 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13323 * config/spu/spu-protos.h: Add location to
13324 spu_resolve_overloaded_builtin.
13325 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13326 spu_build_builtin_va_list.
13327 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13328 argument. Pass location to build_function_call_vec.
13329 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13331 (emit_fpu_switch): Same.
13332 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13333 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13334 to build_decl and create_artificial_label.
13335 (xtensa_gimplify_va_arg_expr): Same.
13336 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13337 (xstormy16_gimplify_va_arg_expr): Same.
13338 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13339 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13340 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13341 (mips16_build_function_stub): Same.
13342 (mips16_build_call_stub): Same.
13344 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13347 * arm/constraints.md (Pa, Pb): New constraints.
13348 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13349 split pattern to deal with them.
13351 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13353 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13354 fix index entry for -Xpreprocessor.
13356 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13358 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13359 Add location argument to build_decl call.
13360 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13361 (rs6000_init_builtins): Same.
13362 (spe_init_builtins): Same.
13363 (rs6000_gimplify_va_arg): Add location argument to
13364 create_artificial_label call.
13366 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13368 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13369 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13370 * Makefile.in: Fix GGC dependency for gcse.o.
13372 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13374 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13375 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13376 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13378 * c-parser.c (c_parser_binary_expression): Use current column while
13379 building binary operations.
13380 * common.opt (fshow-column): Enable by default.
13381 * tree-vrp.c (check_array_ref): Use warning_at.
13382 (check_array_bounds): Use location from call back if expr has no
13384 * tree.h: Add location argument to maybe_fold_*.
13385 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13386 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13387 (maybe_fold_offset_to_component_ref): Same.
13388 (maybe_fold_offset_to_reference): Same.
13389 (maybe_fold_offset_to_address): Same.
13390 (maybe_fold_stmt_indirect): Same.
13391 (maybe_fold_stmt_addition): Same.
13392 (fold_stmt_r): Pass location to maybe_fold_*.
13393 (fold_gimple_assign): Same.
13394 * c-tree.h: Add location argument to finish_decl,
13395 default_function_array_conversion, store_init_value.
13396 * c-decl.c (define_label): Use error_at.
13397 (c_make_fname_decl): Pass location to finish_decl.
13398 (finish_decl): New location argument.
13399 (build_compound_literal): Pass location to store_init_value.
13400 (grokdeclarator): Pass location to finish_decl.
13402 * c-typeck.c (array_to_pointer_conversion): New location argument.
13403 (function_to_pointer_conversion): Same.
13404 (default_function_array_conversion): Same.
13405 (parser_build_unary_op): Pass location to overflow_warning.
13406 (parser_build_binary_op): Same. Use warning_at.
13407 (build_unary_op): Pass location to array_to_pointer_conversion.
13408 (build_c_cast): Pass location to digest_init.
13409 (build_modify_expr): New location argument.
13410 (convert_for_assignment): Same.
13411 (store_init_value): Same.
13412 (digest_init): Same.
13413 (output_init_element): Pass location to digest_init and
13414 array_to_pointer_conversion.
13415 (c_finish_return): Pass location to convert_for_assignment.
13416 * gimplify.c (gimplify_conversion): Pass location to
13417 maybe_fold_offset_to_address.
13418 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13419 to maybe_fold_stmt_addition.
13420 * c-omp.c (c_finish_omp_atomic): Pass new location to
13422 (c_finish_omp_for): Same.
13423 * c-common.c (overflow_warning): New argument.
13424 * c-common.h: New argument to build_modify_expr, overflow_warning.
13425 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13427 (c_parser_initializer): Pass location to
13428 default_function_array_conversion.
13429 (c_parser_initelt): Same.
13430 (c_parser_initval): Same.
13431 (c_parser_asm_operands): Same.
13432 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13433 (c_parser_conditional_expression): Same.
13434 (c_parser_binary_expression): Add location info to stack. Use it.
13435 (c_parser_unary_expression): Pass location to
13436 default_function_array_conversion, parser_build_unary_op,
13437 build_indirect_ref, c_parser_postfix_expression_after_primary.
13438 (c_parser_postfix_expression_after_primary): New location argument.
13440 (c_parser_expression_conv): Pass location to
13441 default_function_array_conversion.
13442 (c_parser_expr_list): Same.
13443 (c_parser_omp_atomic): Same.
13444 (c_parser_omp_for_loop): Same.
13445 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13446 (build_array_declarator): New argument.
13447 * c-decl.c (build_array_declarator): Add location argument.
13448 (grokdeclarator): Set id_loc for cdk_array.
13449 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13450 build_array_declarator.
13451 * tree.c (build_omp_clause): Add location argument.
13452 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13453 (OMP_CLAUSE_LOCATION): New macro.
13454 (struct tree_omp_clause): Add location field.
13455 (build_omp_clause): Add argument.
13456 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13457 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13459 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13460 (cp_parser_omp_clause_collapse): Same.
13461 (cp_parser_omp_clause_default): Same.
13462 (cp_parser_omp_clause_if): Same.
13463 (cp_parser_omp_clause_nowait): Same.
13464 (cp_parser_omp_clause_num_threads): Same.
13465 (cp_parser_omp_clause_ordered): Same.
13466 (cp_parser_omp_clause_schedule): Same.
13467 (cp_parser_omp_clause_untied): Same.
13468 (cp_parser_omp_for_loop): Same.
13469 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13470 * c-tree.h (c_start_case): Add location argument.
13471 (c_process_expr_stmt): Same.
13472 (c_finish_goto_*): Same.
13473 * tree-parloops.c (initialize_reductions): Pass location to
13475 (create_parallel_loop): Same.
13476 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13477 (gfc_trans_omp_reduction_list): Same.
13478 (gfc_trans_omp_clauses): Same.
13479 (gfc_trans_omp_do): Same.
13480 * c-typeck.c (c_finish_goto_label): Same.
13481 (c_finish_goto_ptr): New location argument.
13482 (c_start_case): Same.
13483 (emit_side_effect_warnings): Same.
13484 (c_process_expr_stmt): Same.
13485 (c_finish_stmt_expr): Same.
13486 (c_finish_omp_clauses): Use error_at instead of error.
13487 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13489 * c-omp.c (c_split_parallel_clauses): New location argument.
13490 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13491 to build_omp_clause.
13492 (convert_local_reference_stmt): Same.
13493 (convert_gimple_call): Same.
13494 * c-common.h (c_split_parallel_clauses): New argument.
13495 * c-parser.c (c_parser_statement_after_labels): Pass location to
13496 c_finish_goto_label.
13497 (c_parser_switch_statement): Pass location to c_start_case.
13498 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13499 and c_process_expr_stmt.
13500 (c_parser_omp_variable_list): Add location argument.
13501 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13502 (c_parser_omp_clause_default): Same.
13503 (c_parser_omp_clause_if): Same.
13504 (c_parser_omp_clause_num_threads): Same.
13505 (-c_parser_omp_clause_ordered): Same.
13506 (c_parser_omp_clause_reduction): Pass location to
13507 c_parser_omp_variable_list.
13508 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13509 (c_parser_omp_clause_untied): Same.
13510 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13511 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13513 * c-tree.h (check_for_loop_decls, undeclared_variable,
13514 build_component_ref, build_array_ref, build_external_ref,
13515 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13516 build_conditional_expr, build_compound_expr, c_cast_expr,
13517 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13518 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13520 * c-semantics.c (build_stmt): Same.
13521 (build_case_label): Same.
13522 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13523 (undeclared_variable): New argument.
13524 (make_label): Same.
13525 (lookup_label): Pass location on down.
13526 (define_label): Same.
13527 (finish_decl): Same.
13528 (build_compound_literal): Same.
13529 (finish_struct): Same.
13530 (finish_function): Do not set location here.
13531 (check_for_loop_decls): New argument.
13532 * tree.c (save_expr): Set location.
13533 (build_empty_stmt): New argument.
13534 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13535 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13536 * builtins.c (gimplify_va_arg_expr): Use locations.
13537 (expand_builtin_sync_operation): Same.
13538 * c-typeck.c (build_component_ref): New argument.
13539 (build_array_ref): Same.
13540 (build_external_ref): Same.
13541 (c_expr_sizeof_expr): Same.
13542 (c_expr_sizeof_type): Same.
13543 (parser_build_unary_op): Same.
13544 (build_conditional_expr): Same.
13545 (build_compound_expr): Pass location on down.
13546 (build_compound_expr): New argument.
13547 (build_c_cast): Same.
13548 (c_cast_expr): Same.
13549 (build_asm_expr): Same.
13550 (c_finish_return): Same.
13551 (c_process_expr_stmt): Pass location on down.
13552 (c_finish_stmt_expr): New argument.
13553 (push_clenaup): Same.
13554 (c_finish_omp_parallel): Same.
13555 (c_finish_omp_task): Same.
13556 * gimplify.c (gimplify_call_expr): Pass location on down.
13557 * c-omp.c (c_finish_omp_master): New argument.
13558 (c_finish_omp_critical): Same.
13559 (c_finish_omp_ordered): Same.
13560 (c_finish_omp_barrier): Same.
13561 (-c_finish_omp_taskwait): Same.
13562 (c_finish_omp_atomic): Same.
13563 (c_finish_omp_flush): Same.
13564 * tree-inline.c (copy_tree_body_r): Pass location on down.
13565 (inline_forbidden_p): Remove use of input_location.
13566 * c-gimplify.c (c_build_bind_expr): New argument.
13567 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13568 (c_sizeof_or_alignof_type): New argument.
13569 (c_alignof_expr): Same.
13570 (build_va_arg): Same.
13571 (c_add_case_label): Same.
13572 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13573 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13574 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13575 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13576 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13577 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13579 * stub-objc.c (objc_build_selector_expr): Same.
13580 (objc_build_throw_stmt): Same.
13581 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13582 (c_parser_initelt): Same.
13583 (c_parser_compound_statement): Same.
13584 (c_parser_compound_statement_nostart): Same.
13585 (c_parser_label): Same.
13586 (c_parser_statement_after_labels): Same.
13587 (c_parser_if_body): Same.
13588 (c_parser_else_body): Same.
13589 (c_parser_if_statement): Same.
13590 (c_parser_switch_statement): Same.
13591 (c_parser_while_statement): Same.
13592 (c_parser_do_statement): Same.
13593 (c_parser_for_statement): Same.
13594 (c_parser_asm_statement): Same.
13595 (c_parser_conditional_expression): Same.
13596 (c_parser_binary_expression): Same.
13597 (c_parser_cast_expression): Same.
13598 (c_parser_unary_expression): Same.
13599 (c_parser_sizeof_expression): Same.
13600 (c_parser_alignof_expression): Same.
13601 (c_parser_postfix_expression): Same.
13602 (c_parser_expression): Same.
13603 (c_parser_objc_receiver): Same.
13604 (c_parser_omp_variable_list): Same.
13605 (c_parser_omp_structured_block): Same.
13606 (c_parser_omp_atomic): New argument.
13607 (c_parser_omp_barrier): Same.
13608 (c_parser_omp_critical): Same.
13609 (c_parser_omp_flush): Pass location on down.
13610 (c_parser_omp_for_loop): New argument.
13611 (c_parser_omp_for): Same.
13612 (c_parser_omp_master): Same.
13613 (c_parser_omp_ordered): Same.
13614 (c_parser_omp_sections_scope): Same.
13615 (c_parser_omp_sections): Same.
13616 (c_parser_omp_parallel): Same.
13617 (c_parser_omp_single): Same.
13618 (c_parser_omp_task): Same.
13619 (c_parser_omp_taskwait): Pass location on down.
13620 (c_parser_omp_construct): Same.
13621 (c_parser_omp_threadprivate): Same.
13622 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13623 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13624 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13625 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13626 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13627 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13628 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13629 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13630 config/i386/i386.c, stmt.c:
13631 Add location argument to the following function definitions and/or
13632 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13633 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13634 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13635 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13636 do_case, c_finish_bc_stmt, build_compound_literal,
13637 build_function_call.
13638 * c-decl.c (build_compound_literal): Add location argument.
13639 Make all diagnostic calls use location.
13640 (start_struct): Same.
13641 (finish_struct): Same.
13642 (start_enum): Same.
13643 (build_enumerator): Same.
13644 (start_function): Same.
13645 (grokdeclarator): Make all diagnostic calls use location.
13646 (store_parm_decls_oldstyle): Same.
13647 * c-typeck.c (build_function_call): Add location argument.
13648 Make all diagnostic calls use location.
13650 (c_finish_bc_stmt): Same.
13651 * tree-nested.c (get_trampoline_type): Add argument.
13652 Pass location to build_decl.
13653 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13654 * rtl.h (RTL_LOCATION): New.
13655 * c-common.c (c_add_case_label): Add location argument.
13656 Make all diagnostic calls use location.
13657 * c-common.h: Add location argument to make_fname_decl, do_case,
13658 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13659 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13660 Set it appropriately for every case. Pass enum_loc to start_enum
13661 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13663 (c_parser_struct_or_union_specifier): Save location. Use it for
13664 start_struct, finish_struct, and parser_xref_tag.
13666 2009-06-12 Ian Lance Taylor <iant@google.com>
13668 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13670 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13671 cpp_opts->warn_cxx_operator_names.
13673 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13676 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13677 is returns NULL and OP is a VCE, look through the VCE.
13679 2009-06-12 Ian Lance Taylor <iant@google.com>
13682 * collect2.c (main): Use CONST_CAST2 in code inside #if
13683 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13685 2009-06-12 Joey Ye <joey.ye@intel.com>
13687 PR middle-end/39146
13688 * cfgexpand.c (get_decl_align_unit): Update
13689 max_used_stack_slot_alignment with align instead of
13690 stack_alignment_needed.
13692 * function.c (assign_stack_local_1): Update
13693 max_used_stack_slot_alignment with alignment_in_bits instead
13694 of stack_alignment_needed.
13695 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13698 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13700 * dwarf2out.c (last_var_location_insn): New variable.
13701 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13702 (dwarf2out_var_location): Don't record anything after last real
13703 insn. Only change labels if there were any real instructions
13704 in between last note and this one, or if changed sections.
13706 2009-06-11 Richard Henderson <rth@redhat.com>
13708 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13709 note when storing the frame pointer in a register.
13710 (FRP): Don't redefine to nothing for epilogue.
13711 (alpha_expand_epilogue): Mark register and sp restores.
13712 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13714 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13715 when gen_lowpart is needed.
13717 2009-06-11 Richard Henderson <rth@redhat.com>
13719 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13721 * dwarf2out.c (need_data_align_sf_opcode): New.
13722 (div_data_align): Move earlier.
13723 (def_cfa_1, reg_save): Use it.
13725 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13727 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13728 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13729 (ix86_handle_option): Handle OPT_mcrc32.
13730 (ix86_target_string): Add -mcrc32.
13731 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13733 * config/i386/i386.h (TARGET_CRC32): New.
13735 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13736 (sse4_2_crc32di): Likewise.
13738 * config/i386/i386.opt (mcrc32): New.
13740 * doc/invoke.texi: Document -mcrc32.
13742 2009-06-11 Richard Henderson <rth@redhat.com>
13744 * common.opt (gdwarf-): Accept a version number.
13745 * doc/invoke.texi (gdwarf-): Update docs.
13746 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13747 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13748 version level, and record it.
13750 * dwarf2.h (DW_CIE_VERSION): Remove.
13751 * dwarf2out.c (DWARF_VERSION): Remove.
13752 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13753 (output_call_frame_info): Use CIE version 3 for dwarf3,
13754 or if the return register column is out of range for version 1.
13755 (dwarf_stack_op_name): Add all dwarf3 values.
13756 (DEBUG_PUBTYPES_SECTION): New.
13757 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13758 encoding change for dwarf3.
13759 (output_die) [dw_val_class_die_ref]: Likewise.
13760 (output_compilation_unit_header): Emit correct version for dwarf3.
13761 (output_line_info): Likewise.
13762 (output_pubnames): Update for DWARF_VERSION removal.
13763 (output_aranges): Likewise.
13764 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13765 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13766 (dwarf2out_finish): Likewise.
13768 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13770 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
13773 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13776 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
13777 * builtins.c (expand_builtin_unreachable): New function.
13778 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
13779 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
13780 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
13782 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
13783 searching for missing barriers.
13785 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13787 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
13788 when -fprofile-generate* was passed.
13789 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13791 2009-06-11 Anthony Green <green@moxielogic.com>
13793 * config/moxie/moxie.md: Define length attribute for all instructions.
13795 (*b<cond:code>): Support limited branch ranges for new PC-relative
13796 branch instructions.
13797 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
13799 2009-06-11 Jakub Jelinek <jakub@redhat.com>
13801 * config/i386/i386.c (min_insn_size): Use get_attr_length
13802 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
13803 For __asm return 0.
13805 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
13806 instead of emit_insn_before.
13808 2009-06-10 Ian Lance Taylor <iant@google.com>
13811 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
13814 2009-06-10 Revital Eres <eres@il.ibm.com>
13816 * passes.c (init_optimization_passes): Reschedule
13817 predictive-commoning pass before complete unroll pass.
13819 2009-06-10 Martin Jambor <mjambor@suse.cz>
13821 * cgraph.c (cgraph_node_can_be_local_p): New function.
13822 (cgraph_make_node_local): New function.
13823 * cgraph.h (cgraph_node_can_be_local_p): Declare.
13824 (cgraph_make_node_local): Declare.
13826 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
13828 * tree.h (tree_base): Add packed_flag and user_align fields.
13829 Decrease size of spare field.
13830 (TYPE_USER_ALIGN): Use user_align from tree_base.
13831 (DECL_USER_ALIGN): Likewise.
13832 (TYPE_PACKED): Use packed_flag from tree_base.
13833 (DECL_PACKED): Likewise.
13834 (tree_type): Delete packed_flag and user_align fields. Widen
13835 precision field. Widen mode field and shuffle fields to align
13836 mode on an 8-bit boundary.
13837 (tree_decl_common): Delete decl_flag_1 and user_align fields.
13838 Renumber decl_flag_* fields. Fix comments. Widen
13839 decl_common_unused field.
13840 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
13841 (DECL_EXTERNAL): Likewise.
13842 (DECL_BIT_FIELD): Likewise.
13843 (DECL_NONADDRESSABLE_P): Likewise.
13844 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
13845 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
13847 2009-06-10 Ian Lance Taylor <iant@google.com>
13849 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
13850 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
13851 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
13852 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
13853 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
13854 DEF_VEC_ALLOC_FUNC_P.
13855 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
13856 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
13857 DEF_VEC_ALLOC_FUNC_O.
13858 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
13859 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
13860 DEF_VEC_ALLOC_FUNC_I.
13861 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
13862 (vec_stack_p_reserve_exact_1): Declare.
13863 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
13864 (vec_stack_free): Declare.
13865 (VEC_stack_alloc): Define.
13866 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
13867 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
13868 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
13869 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
13871 (stack_vecs): New static variable.
13872 (vec_stack_p_reserve_exact_1): New function.
13873 (vec_stack_o_reserve_1): New static function.
13874 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
13875 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
13876 (vec_stack_free): New function.
13877 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
13878 (VEC_df_ref_stack_alloc): Define.
13879 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
13880 DEF_VEC_ALLOC_P_STACK.
13881 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
13882 (struct df_collection_rec): Change _vec fields to VEC. Remove
13884 (df_free_collection_rec): Adjust for new fields.
13885 (df_insn_rescan): Use new df_collection_rec fields.
13886 (df_notes_rescan, df_canonize_collection_rec): Likewise.
13887 (df_ref_create_structure, df_ref_record): Likewise.
13888 (df_get_conditional_uses, df_get_call_refs): Likewise.
13889 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
13890 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
13891 (df_record_exit_block_uses, df_bb_verify): Likewise.
13892 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
13893 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
13894 Remove count parameter. Change return type to void. Change all
13896 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
13897 Remove count parameter. Change return type to void. Change all
13899 (df_install_refs): Change old_vec parameter to VEC. Remove count
13900 parameter. Change all callers.
13901 (df_install_mws): Change old_vec parameter to VEC. Remove count
13902 parameter. Change all callers.
13903 (df_refs_verify): Change new_rec parameter to VEC. Change call
13905 (df_mws_verify): Likewise.
13907 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
13909 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
13911 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
13913 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
13915 2009-06-10 Anthony Green <green@moxielogic.com>
13917 * config/moxie/crti.asm: New file.
13918 * config/moxie/crtn.asm: New file.
13919 * config/moxie/moxie.c: New file.
13920 * config/moxie/moxie.h: New file.
13921 * config/moxie/sfp-machine.h: New file.
13922 * config/moxie/moxie-protos.h: New file.
13923 * config/moxie/t-moxie: Created.
13924 * config/moxie/t-moxie-softfp: Created.
13925 * config/moxie/moxie.md: Created.
13926 * config/moxie/constraints.md: Created.
13927 * config.gcc: Add moxie support.
13928 * doc/md.texi (Machine Constraints): Add moxie constraints.
13929 * doc/contrib.texi (Contributors): Mention moxie port.
13930 * doc/install.texi (Specific): Mention the moxie port.
13932 2009-06-09 Ian Lance Taylor <iant@google.com>
13934 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
13935 compiling with C++.
13936 * optabs.c (optab_table): Only use designated initializers if
13937 HAVE_DESIGNATED_INITIALIZERS is defined.
13938 (convert_optab_table): Likewise.
13939 (init_optabs): Always call init_insn_codes if
13940 HAVE_DESIGNATED_INITIALIZERS is not defined.
13942 2009-06-09 Ian Lance Taylor <iant@google.com>
13944 * targhooks.c (default_builtin_vectorized_function): Change fn
13945 parameter to unsigned int.
13946 (default_builtin_vectorized_conversion): Change code parameter to
13948 (default_builtin_reciprocal): Change fn parameter to unsigned int.
13949 * targhooks.h: Update declarations.
13950 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
13951 parameter to unsigned int.
13953 * c-typeck.c (comptypes_check_enum_int): New static function.
13954 (comptypes_internal): Add enum_and_int_p parameter. Change all
13956 (comp_target_types): Add location parameter. Change all callers.
13957 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
13958 Change all callers.
13959 (function_types_compatible_p, type_lists_compatible_p): Likewise.
13960 (build_conditional_expr): Add colon_loc parameter. Change all
13962 (convert_for_assignment): Add location parameter. Change all callers.
13963 * c-parser.c (c_parser_conditional_expression): Pass location of
13964 colon to build_conditional_expr.
13965 * c-tree.h (build_conditional_expr): Update declaration.
13967 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13969 * graphite.c: Revert previous patch.
13971 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13974 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
13976 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
13978 * tree-ssa-loop-prefetch.c
13979 (loop_prefetch_arrays): Fixed a portability problem in printf format
13982 2009-06-09 Martin Jambor <mjambor@suse.cz>
13984 PR tree-optimization/40351
13985 * tree-sra.c (propagate_subacesses_accross_link): Check that a
13986 refrence to a potential artifical subaccess can be constructed.
13988 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13990 * config/sh/sh-protos.h (sh_optimization_options): Declare.
13991 (sh_override_options): Likewise.
13992 * config/sh/sh.c: Include params.h.
13993 (sh_optimization_options): New.
13994 (sh_override_options): Likewise.
13995 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
13996 (OVERRIDE_OPTIONS): Use sh_override_options.
13998 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14000 * dwarf2out.c (emit_cfa_remember): New variable.
14001 (add_fde_cfi): If emit_cfa_remember, recurse to add
14002 DW_CFA_remember_state first.
14003 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
14004 instead just set emit_cfa_remember.
14006 2009-06-08 Jan Hubicka <jh@suse.cz>
14009 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
14011 2009-06-08 Jan Hubicka <jh@suse.cz>
14013 PR middle-end/39834
14014 * cgraphunit.c (save_inline_function_body): Do not copy transform
14015 hooks for saved inline bodies.
14016 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
14017 for given function.
14019 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
14021 * jump.c (returnjump_p): Handle delayed branches. Add missing
14024 2009-06-08 Jan Hubicka <jh@suse.cz>
14026 PR middle-end/40102
14027 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14028 original node might've been modified.
14029 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14031 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14033 * tree-object-size.c (addr_object_size): Add OSI argument.
14034 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14035 (compute_builtin_object_size, expr_object_size): Adjust callers.
14036 (plus_stmt_object_size): Call addr_object_size instead of
14037 compute_builtin_object_size.
14039 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14040 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14042 * tree-ssa-loop-prefetch.c
14043 (gather_memory_references): Introduced a counter for the number of
14045 (anything_to_prefetch_p): Introduced a counter for the number of
14047 (is_loop_prefetching_profitable): New function with a cost model
14049 (loop_prefetch_arrays): Use the new cost model to determine if
14050 prefetching is profitable.
14051 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14052 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14053 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14054 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14055 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14056 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14058 2009-06-08 Michael Matz <matz@suse.de>
14061 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14062 partitions use the same.
14063 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14064 for basevars of SSA_NAMEs.
14065 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14066 to not expand them twice.
14067 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14070 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14072 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14073 (fdump-final-insns=, gtoggle): New.
14074 * doc/invoke.texi: Document them.
14075 * final.c (rest_of_clean_state): Dump final insn stream.
14076 * gcc.c (invoke_as): Hook in -fcompare-debug.
14077 (static_spec_functions): Add compare-debug-dump-opt,
14078 compare-debug-self-opt and compare-debug-auxbase-opt.
14079 (compare_debug, compare_debug_second, compare_debug_opt): New.
14080 (switches_debug_check, n_switches_debug_check): New.
14081 (debug_auxbase_opt, debug_check_temp_file): New.
14082 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14084 (do_self_spec): Handle arguments after switches.
14085 (do_spec_1): Add .gk extension to temp file basenames for compare.
14086 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14087 (cc1_options): Use it instead of normal auxbase computation for
14088 the second compare-debug compilation.
14089 (compare_files): New.
14090 (main): Set up and implement compare debug mode.
14091 (compare_debug_dump_opt_spec_function): New.
14092 (compare_debug_self_opt_spec_function): New.
14093 (compare_debug_auxbase_opt_spec_function): New.
14094 * toplev.c (process_options): Handle flag_gtoggle,
14095 flag_dump_final_insns.
14096 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14097 during -fcompare-debug-second compilation.
14099 2009-06-07 Ian Lance Taylor <iant@google.com>
14101 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14102 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14104 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14105 with no default node. Change warning with %H to warning_at.
14106 Don't clear warn_switch around case checking.
14107 * doc/invoke.texi (Warning Options): Clarify distinction between
14108 -Wswitch and -Wswitch-enum.
14110 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14112 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14114 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14116 * gbl-ctors.h: Add header guard.
14118 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14120 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14121 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14122 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14123 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14124 prototypes for removed functions.
14125 (expressions_equal_p): Move to ...
14126 * tree-ssa-sccvn.h: ... here and ...
14127 * matrix-reorg.c: ... adjust includes.
14129 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14131 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14133 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14135 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14136 (finish_function): Remove erroneous whitespace.
14138 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14140 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14141 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14143 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14145 * errors.c (internal_error): Commentary typo fix.
14146 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14147 * tree-ssa-pre.c: Ditto.
14149 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14151 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14152 them is supposed to hold actual statements.
14154 2009-06-06 Ian Lance Taylor <iant@google.com>
14156 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14157 empty statements can now have attributes.
14159 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14161 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14162 * config/mips/mips.md: Ditto.
14164 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14166 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14168 (__eabi_uconvert): Likewise.
14170 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14172 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14173 CFI_* definitions with IN_GCC.
14175 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14177 * xcoffout.h (xcoffout_source_line): Update prototype.
14179 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14181 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14182 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14184 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14186 PR middle-end/40340
14187 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14188 inlined_function_outer_scope_p blocks for artificial inlines
14190 * tree.c (tree_nonartificial_location): Rewrite using
14191 block_nonartificial_location.
14193 2009-06-05 Revital Eres <eres@il.ibm.com>
14194 Leehod Baruch <leehod@il.ibm.com>
14196 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14197 (expand_expr_real_1): Remove comment.
14198 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14199 Vectorize misaligned access when the target supports it.
14200 (vect_supportable_dr_alignment): Check for unaligned access support.
14201 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14204 2009-06-05 Julian Brown <julian@codesourcery.com>
14206 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14207 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14209 2009-06-05 Richard Guenther <rguenther@suse.de>
14212 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14213 as possibly unused.
14215 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14217 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14218 (save_gprs): Don't tell unwinder when a global register is saved.
14219 (s390_emit_epilogue): Emit needed epilogue unwind info.
14221 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14223 * dwarf2out.c (deferred_asm_name): New.
14224 (add_name_and_src_coords_attributes): Defer creation of
14225 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14227 (move_linkage_attr): New.
14228 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14231 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14233 * tree-nested.c (finalize_nesting_tree_1): Declare the
14234 frame_decl in the binding tree.
14236 2009-06-04 Cary Coutant <ccoutant@google.com>
14238 * basic-block.h (struct basic_block_def): Add discriminator field.
14239 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14241 * debug.c (do_nothing_debug_hooks): Add additional entry.
14242 (debug_nothing_int_charstar_int): New function.
14243 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14244 (debug_nothing_int_charstar_int): New declaration.
14245 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14246 discriminator value in .loc directive.
14247 * final.c (last_discriminator): New variable.
14248 (discriminator): New variable.
14249 (final_start_function): Initialize above variables, pass current
14250 discriminator to debug hook.
14251 (notice_source_line): Check for discriminator change.
14252 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14253 * sdbout.c (sdbout_source_line): New parameter.
14254 * tree-cfg.c (struct locus_discrim_map): New structure type.
14255 (discriminator_per_locus): New hash table.
14256 (build_gimple_cfg): Allocate and free discriminator hash table.
14257 (make_edges): Call assign_discriminator.
14258 (locus_map_hash): New function.
14259 (locus_map_eq): New function.
14260 (next_discriminator_for_locus): New function.
14261 (same_line_p): New function.
14262 (assign_discriminator): New function.
14263 (make_cond_expr_edges): Call assign_discriminator.
14264 (make_gimple_switch_edges): Likewise.
14265 (first_non_label_stmt): New function.
14266 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14268 * xcoffout.c (xcoffout_source_line): Add new parameter.
14270 * configure.ac (gcc_cv_as_discriminator): New configury check for
14271 gas support for discriminator.
14272 * configure: Regenerate.
14273 * config.in: Regenerate.
14275 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14277 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14278 val after checking for integers.
14280 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14282 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14284 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14285 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14286 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14287 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14288 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14289 X64_SSE_REGPARM_MAX.
14290 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14291 X64_SSE_REGPARM_MAX.
14293 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14295 * gcc.c (report_times_to_file): New.
14296 (execute): Implement it.
14297 (process_command): Support -time=.
14298 * doc/invoke.texi: Document it.
14300 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14302 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14303 that have value exprs.
14305 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14307 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14308 declarations for constants until...
14309 (dw2_output_indirect_constant_1): ... this point.
14311 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14314 * arm.md (arm_addsi3): Don't try to split an add with an
14315 eliminable register until after reload has completed.
14317 2009-06-03 Ian Lance Taylor <iant@google.com>
14319 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14320 * genattrtab.c (write_length_unit_log): Likewise.
14321 * genchecksum.c (dosum): Likewise.
14322 * gengtype.c (write_rtx_next): Likewise.
14323 (finish_root_table, write_roots): Likewise.
14324 * gimple.c (gimple_ops_offset_): Likewise.
14325 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14326 * config/arc/arc.c (arc_attribute_table): Likewise.
14327 * config/arm/arm.c (arm_attribute_table): Likewise.
14328 * config/avr/avr.c (avr_attribute_table): Likewise.
14329 * config/crx/crx.c (crx_attribute_table): Likewise.
14330 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14331 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14332 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14333 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14334 * config/sh/sh.c (sh_attribute_table): Likewise.
14335 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14336 * config/spu/spu.c (spu_attribute_table): Likewise.
14337 * config/v850/v850.c (v850_attribute_table): Likewise.
14339 * config/alpha/alpha.c (vms_attribute_table): Make static.
14340 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14341 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14342 * config/mips/mips.c (mips_attribute_table): Likewise.
14344 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14346 (cc1-checksum.o): Likewise.
14348 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14350 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14352 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14354 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14355 insn if it is changing sp. Use gen_add3_insn instead of
14356 conditionally gen_addsi3 and gen_adddi3.
14357 (offset_below_red_zone_p): New static inline function.
14358 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14359 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14360 * config/rs6000/ppc-asm.h: Include auto-host.h.
14361 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14362 CFI_RESTORE): Define.
14363 * config/rs6000/crtresxgpr.asm: Add unwind info.
14364 * config/rs6000/crtresxfpr.asm: Likewise.
14365 * config/rs6000/crtresgpr.asm: Likewise.
14366 * config/rs6000/crtresfpr.asm: Likewise.
14367 * config/rs6000/crtsavgpr.asm: Likewise.
14368 * config/rs6000/crtsavfpr.asm: Likewise.
14370 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14371 argument of DWARF2_FRAME_REG_OUT macros.
14373 2009-06-03 Julian Brown <julian@codesourcery.com>
14375 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14376 words or less (including TImode) in core registers.
14378 2009-06-03 Richard Guenther <rguenther@suse.de>
14380 PR middle-end/40328
14381 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14383 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14385 * statistics.c (statistics_counter_event): Do not record event
14386 in pass dump if its number == -1.
14387 (curr_statistics_hash): Add assert that we never get passes
14388 with static number == -1.
14390 2009-06-03 Richard Guenther <rguenther@suse.de>
14391 Andrey Belevantsev <abel@ispras.ru>
14393 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14394 non-BLKmode arrays addressable.
14396 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14398 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14399 * config/m68k/m68k.h: ... here.
14401 2009-06-03 Martin Jambor <mjambor@suse.cz>
14403 PR tree-optimization/40323
14404 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14407 2009-06-03 Richard Guenther <rguenther@suse.de>
14409 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14412 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14414 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14415 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14416 JUMP_TABLE_DATA_P where applicable.
14417 * config/sh/sh.c: Ditto.
14418 * config/sh/sh.h: Ditto.
14419 * config/sh/sh.md: Ditto.
14420 * config/sh/symbian.c: Ditto.
14422 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14424 * config/i386/driver-i386.c (describe_cache): Optimize
14425 concatenation of strings. Use snprintf instead of sprintf.
14426 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14427 target when not compiling with GCC.
14429 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14431 * config/sh/sh.c: Revert last change.
14432 (sh_expand_epilogue): Emit a blockage insn before the frame
14433 pointer adjustment unconditionally.
14435 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14437 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14438 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14439 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14440 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14441 to COLLECT_GCC_OPTIONS.
14443 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14445 * collect2.c (target_system_root): New variable.
14446 (main): Handle --sysroot=.
14447 (ignore_library): Strip the sysroot from the library path.
14449 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14451 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14452 (collect2.o): Depend on collect2-aix.h.
14453 (collect2-aix.o): New rule.
14454 * collect2-aix.h: New file.
14455 * collect2-aix.c: Likewise.
14456 * collect2.c: Include collect2-aix.h. Don't undefine
14457 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14458 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14459 Use TARGET_AIX_VERSION instead of _AIX51.
14460 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14461 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14462 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14463 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14464 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14466 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14468 * collect2.c (ignore_library): Avoid premature post-increment
14469 and null deference.
14471 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14473 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14474 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14475 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14476 CROSS_DIRECTORY_STRUCTURE too.
14477 (LINK_LIBG_SPEC): Likewise.
14478 (LIB_SPEC): Add %R to sysroot paths.
14479 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14480 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14481 * config/rs6000/aix51.h: As for aix43.h.
14482 * config/rs6000/aix52.h: Likewise.
14483 * config/rs6000/aix53.h: Likewise.
14484 * config/rs6000/aix61.h: Likewise.
14485 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14486 to the beginning of sysroot paths.
14488 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14490 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14491 INSN_LISTs that are out of the REG_NOTE range.
14493 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14495 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14496 (struct var_to_expand): Likewise.
14497 (struct opt_info): Add head and tail for linked lists of the above.
14498 (analyze_insn_to_expand_var): Initialize next.
14499 (analyze_iv_to_split_insn): Likewise.
14500 (analyze_insns_in_loop): Create linked lists.
14501 (allocate_basic_variable): Simplify for use without hash table.
14502 (insert_var_expansion_initialization): Likewise, make it type-safer.
14503 (combine_var_copies_in_loop_exit): Likewise.
14504 (apply_opt_in_copies): Walk lists rather than hash tables.
14505 (release_var_copies): Simplified and inlined by hand into...
14506 (free_opt_info): ... this function.
14508 2009-06-02 Richard Guenther <rguenther@suse.de>
14510 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14513 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14515 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14516 only for builtins that are not overridden.
14518 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14520 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14523 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14525 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14527 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14529 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14531 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14533 * common.opt (fdump-unnumbered-links): New.
14534 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14535 * print-rtl.c (flag_dump_unnumbered_links): New.
14536 (print_rtx): Test it.
14538 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14540 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14541 push/pop multiple to 8-byte alignment.
14543 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14545 * config/i386/i386.c (queued_cfa_restores): New static variable.
14546 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14548 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14549 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14550 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14551 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14552 note unconditionally.
14553 (ix86_emit_restore_regs_using_mov): Likewise.
14554 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14555 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14556 it through to ix86_emit_restore_reg_using_pop.
14557 (ix86_emit_leave): Add RED_OFFSET argument. Call
14558 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14559 instead of adding REG_CFA_OFFSET note unconditionally.
14560 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14561 the above functions. Call ix86_add_queued_cfa_restore_notes when
14564 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14565 force output of the label even for dwarf2out_do_cfi_asm.
14566 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14567 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14568 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14570 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14571 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14572 dwarf2out_cfi_label callers.
14573 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14574 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14575 Adjust dwarf2out_cfi_label callers.
14576 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14578 * config/i386/i386.h (struct machine_cfa_state,
14579 struct machine_function): Guard with ifndef USED_FOR_TARGET
14580 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14583 * emutls.c (__emutls_get_address): Change arr->size to mean number
14584 of allocated arr->data entries instead of # of slots + 1.
14586 PR middle-end/40316
14587 * recog.c (peep2_reinit_state): New function.
14588 (peephole2_init_state): Use it at the end of a basic block and also
14589 when seeing a RTX_FRAME_RELATED_P insn.
14591 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14593 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14594 fixuns_truncrfdi2): New.
14595 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14596 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14597 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14598 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14599 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14600 *recip_approx): Remove.
14601 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14602 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14603 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14605 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14608 2009-06-01 Ian Lance Taylor <iant@google.com>
14610 * attribs.c (register_attribute): Use CONST_CAST.
14611 * collect2.c (main): Use CONST_CAST2.
14612 (scan_prog_file): Likewise.
14613 * gcc.c (process_command, main): Likewise.
14614 * toplev.c (toplev_main): Likewise.
14616 * c-typeck.c (handle_warn_cast_qual): New static function,
14617 partially broken out of build_c_cast.
14618 (build_c_cast): Call handle_warn_cast_qual.
14619 * doc/invoke.texi (Warning Options): Document new effect of
14622 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14624 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14625 (diagnostic_report_current_module): Print columns.
14626 * common.opt (flag_show_column): Enable by default.
14628 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14630 * alias.c (find_base_term): Check for NULL term before returning.
14632 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14634 Revert due to PR40320:
14635 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14636 * calls.c (emit_library_call_value_1): Don't force_operand for move
14639 2009-06-01 Olivier Hainque <hainque@adacore.com>
14640 Eric Botcazou <ebotcazou@adacore.com>
14642 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14643 to be processed as a bitfield for constructor output purposes.
14644 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14646 * varasm.c (oc_local_state): New type, output_constructor
14647 local state to support communication with helpers.
14648 (oc_outer_state): New type, output_constructor outer state of
14649 relevance in recursive calls.
14650 (output_constructor_array_range): New output_constructor helper,
14651 extracted code for an array range element.
14652 (output_constructor_regular_field): New output_constructor helper,
14653 extracted code for an element that is not a bitfield.
14654 (output_constructor_bitfield): New output_constructor helper,
14655 extracted code for a bitfield element. Accept an OUTER state
14656 argument for recursive processing. Recurse on record or array
14657 CONSTRUCTOR values, possibly past noop conversions.
14658 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14659 VALUE is a valid constant-valued expression for use in a static
14660 bit-field initializer.
14661 (output_constructor): Rework to use helpers. Accept and honor an
14662 OUTER state argument for recursive calls. Return total size. Be
14663 prepared for nested constructors initializing bitfields.
14664 (output_constant): Feed OUTER in calls to output_constructor.
14666 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14668 * calls.c (emit_library_call_value_1): Don't force_operand for move
14671 2009-06-01 Nick Clifton <nickc@redhat.com>
14673 * doc/invoke.texi (IA-64 Options): Fix typo.
14675 2009-06-01 Ira Rosen <irar@il.ibm.com>
14677 PR tree-optimization/39129
14678 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14680 (vect_do_peeling_for_loop_bound): Use
14681 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14682 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14683 (vect_loop_versioning): Likewise.
14684 (vect_create_cond_for_alias_checks): Fix indentation.
14685 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14687 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14688 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14689 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14690 "control flow in loop".
14691 (vect_estimate_min_profitable_iters): Use
14692 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14693 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14694 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14695 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14696 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14697 statement belongs to a group of strided accesses with the exact code
14699 (vectorizable_load): Likewise.
14700 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14701 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14703 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14705 * config/freebsd-stdint.h: New file.
14706 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14707 Add freebsd-stdint.h to tm_file.
14709 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14711 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14712 (thumb2_extendhidi2): Likewise.
14714 2009-05-31 Ian Lance Taylor <iant@google.com>
14716 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14718 2009-05-31 Ian Lance Taylor <iant@google.com>
14720 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14721 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14722 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14724 2009-05-31 Jason Merrill <jason@redhat.com>
14726 * tree-pretty-print.c (print_call_name): Take the callee, not the
14727 call itself. Make non-static. Use dump_function_name for functions.
14728 (dump_generic_node): Adjust.
14729 * diagnostic.h: Declare print_call_name.
14730 * gimple-pretty-print.c (dump_gimple_call): Use it.
14732 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14734 * config/sh/sh.md (ashldi3_std): New define_expand.
14737 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14740 * config/sh/sh.c: Include debug.h.
14741 (sh_expand_epilogue): Emit a blockage insn before the frame
14742 pointer adjustment also when dwarf2out_do_frame returns true.
14744 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14746 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14747 (thumb2_extendqidi2): New pattern.
14749 2009-05-31 Ira Rosen <irar@il.ibm.com>
14751 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14752 mark phis for renaming.
14753 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14754 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14755 Call mark_sym_for_renaming.
14756 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14757 * tree-vect-loop.c (vect_transform_loop): Remove
14758 vect_memsyms_to_rename initialization and a call to
14759 mark_set_for_renaming.
14761 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14763 PR middle-end/40304
14764 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14765 frame related even if !set_cfa && style < 0.
14767 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14769 * config/i386/mingw-tls.c: New file.
14770 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
14771 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
14772 defining _WIN32 but not __CYGWIN__.
14774 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14776 * configure.ac: Add MPC support.
14778 * config.in, configure: Regenerate.
14780 2009-05-29 Richard Henderson <rth@redhat.com>
14782 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
14783 NOTE_INSN_BASIC_BLOCK.
14784 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
14785 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
14786 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
14788 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
14790 (add_cfi): Disable check redefining cfa away from drap.
14791 (lookup_cfa_1): Add remember argument; handle remember/restore.
14792 (lookup_cfa): Pass remember argument.
14793 (cfa_remember): New.
14794 (compute_barrier_args_size_1): Remove sibcall check.
14795 (dwarf2out_frame_debug_def_cfa): New.
14796 (dwarf2out_frame_debug_adjust_cfa): New.
14797 (dwarf2out_frame_debug_cfa_offset): New.
14798 (dwarf2out_frame_debug_cfa_register): New.
14799 (dwarf2out_frame_debug_cfa_restore): New.
14800 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
14801 (dwarf2out_begin_epilogue): New.
14802 (dwarf2out_frame_debug_restore_state): New.
14803 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
14804 DW_CFA_restore_state.
14805 (output_cfi_directive): Likewise.
14806 (convert_cfa_to_fb_loc_list): Likewise.
14807 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
14808 * dwarf2out.h: Update.
14809 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
14810 (copy_insn_1): Early out for null.
14811 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
14812 and dwarf2out_frame_debug_restore_state.
14813 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
14814 (prologue_insn_hash, epilogue_insn_hash): New.
14815 (free_after_compilation): Adjust freeing accordingly.
14816 (record_insns): Create hash table if needed; push insns into
14817 hash instead of array.
14818 (maybe_copy_epilogue_insn): New.
14819 (contains): Search hash table instead of array.
14820 (sibcall_epilogue_contains): Remove.
14821 (thread_prologue_and_epilogue_insns): Split eh_return insns
14822 and mark them as epilogues.
14823 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
14824 scanning in terms of basic blocks.
14825 * insn-notes.def (CFA_RESTORE_STATE): New.
14826 * jump.c (returnjump_p_1): Accept EH_RETURN.
14827 (eh_returnjump_p_1, eh_returnjump_p): New.
14828 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
14829 CFA_REGISTER, CFA_RESTORE): New.
14830 * rtl.def (EH_RETURN): New.
14831 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
14833 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
14834 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
14836 * config/i386/i386.c (gen_push): Update cfa state.
14837 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
14838 add a CFA_ADJUST_CFA note.
14839 (ix86_dwarf_handle_frame_unspec): Remove.
14840 (ix86_expand_prologue): Update cfa state.
14841 (ix86_emit_restore_reg_using_pop): New.
14842 (ix86_emit_restore_regs_using_pop): New.
14843 (ix86_emit_leave): New.
14844 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
14845 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
14846 * config/i386/i386.h (struct machine_cfa_state): New.
14847 (ix86_cfa_state): New.
14848 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
14849 (eh_return_internal): Merge from eh_return_<mode>,
14850 use eh_return rtx, split w/ epilogue.
14852 2009-05-29 Ian Lance Taylor <iant@google.com>
14854 * builtins.c (validate_gimple_arglist): Don't use va_arg with
14856 * calls.c (emit_library_call_value_1): Likewise.
14858 * c-typeck.c (c_build_va_arg): New function.
14859 * c-tree.h (c_build_va_arg): Declare.
14860 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
14861 instead of build_va_arg.
14863 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
14865 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
14866 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
14867 (ptr_difference_cost): Use affine combinations to compute it.
14868 (difference_cost): Likewise.
14869 (get_computation_cost_at): Compute more accurate cost for addresses
14870 if the ratio is a multiplier allowed in addresses.
14871 For non-addresses, consider that an additional offset or symbol is
14874 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14876 * config/i386/i386.c (ix86_decompose_address): Avoid useless
14877 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
14879 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
14880 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
14881 (prefix_rex): For UNIT_MMX don't imply the prefix by default
14883 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
14884 to 1 for TYPE_SSE{IADD1,CVT1}.
14885 (prefix_vex_imm8): Removed.
14886 (length_vex): Only pass 1 as second argument to
14887 ix86_attr_length_vex_default if prefix_extra is 0.
14888 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
14889 (length): For prefix vex computation use length_immediate
14890 attribute instead of prefix_vex_imm8.
14891 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
14892 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
14893 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
14894 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
14895 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
14896 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
14897 a space in between the operands.
14898 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
14899 if one operand is 0xff and the other one si, di, bp or sp.
14900 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
14901 other one si, di, bp or sp.
14902 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
14903 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
14904 type and mode attributes.
14905 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
14906 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
14907 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
14908 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
14909 prefix_data16 attribute iff MODE_DF.
14910 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
14911 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
14912 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
14913 constm128_operand in length_immediate computation.
14914 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
14915 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
14916 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
14917 length_immediate attribute to 1.
14918 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
14919 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
14920 for certain alternatives.
14921 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
14922 prefix_data16 attribute if MODE_V1DF.
14923 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
14924 length_immediate to 1.
14925 (set_got_rex64, set_rip_rex64): Remove length attribute, set
14926 length_address to 4, set mode attribute to MODE_DI.
14927 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
14928 (fxam<mode>2_i387): Set length attribute to 4.
14929 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
14930 *prefetch_3dnow_rex): Override length_address attribute.
14931 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
14933 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
14934 (constm128_operand): Removed.
14935 * config/i386/i386.c (memory_address_length): For
14936 disp && !index && !base in 64-bit mode account for SIB byte if
14937 print_operand_address can't optimize disp32 into disp32(%rip)
14938 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
14939 for fs: or gs: segment.
14940 (ix86_attr_length_immediate_default): When checking if shortform
14941 is possible, truncate immediate to the length of the non-shortened
14943 (ix86_attr_length_address_default): Ignore MEM_P operands
14945 (ix86_attr_length_vex_default): Only check for DImode on
14946 GENERAL_REG_P operands.
14947 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
14948 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
14949 (sse_cvttps2pi): Clear prefix_rep attribute.
14950 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
14952 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
14953 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
14954 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
14955 iff operand 2 is const_int_operand.
14956 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
14957 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
14958 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
14960 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
14962 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
14963 prefix_data16 attribute for movlpd and movhpd instructions.
14964 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
14965 length_immediate for shufpd instruction.
14966 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
14967 (avx_cmpp<avxmodesuffixf2c><mode>3,
14968 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
14969 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
14970 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
14971 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
14972 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
14973 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
14974 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
14975 prefix_data16 attribute for the first alternative to 1.
14976 (*avx_loadlps): Override length_immediate for the first alternative.
14977 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
14978 attributes for second alternative.
14979 (*vec_concatv2sf_sse4_1): Override length_immediate and
14980 prefix_data16 attributes for second alternative.
14981 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
14982 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
14983 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
14984 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
14985 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
14986 prefix_data16 and length_immediate to 1.
14987 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
14989 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
14990 prefix_extra attribute for variants that don't have 0f prefix alone.
14991 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
14992 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
14993 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
14994 *sse4_1_pextrd): Set length_immediate to 1.
14995 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
14996 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
14998 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
14999 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
15000 length_immediate to 1 for second alternative.
15001 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
15002 prefix_extra and length_immediate attributes for the first
15004 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
15006 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
15007 to 1 for the first and third alternative.
15008 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
15010 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
15012 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
15014 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
15015 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
15016 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
15017 *avx_psign<mode>3): Set prefix_extra attribute to 1.
15018 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
15019 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
15020 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
15021 ssse3_psign<mode>3): Override prefix_rex attribute.
15022 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
15023 (ssse3_palignrti): Override length_immediate to 1.
15024 (ssse3_palignrdi): Override length_immediate to 1, override
15025 prefix_rex attribute.
15026 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15027 (sse4a_extrqi): Override length_immediate to 2.
15028 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15029 (sse4a_insertq): Override prefix_data16 to 0.
15030 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15031 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15032 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15033 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15034 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15035 and length_immediate to 1.
15036 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15037 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15038 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15039 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15040 and length_immediate to 1.
15041 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15042 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15043 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15044 avx_ptest256): Override prefix_extra to 1.
15045 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15046 Override prefix_data16 and length_immediate to 1.
15047 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15048 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15049 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15050 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15051 prefix_data16 to 0 and prefix_extra to 2.
15052 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15053 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15055 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15056 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15057 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15058 and prefix_extra to 2.
15059 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15060 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15061 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15062 avx_vpermilvar<mode>3,
15063 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15064 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15065 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15066 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15067 Override prefix_extra to 1.
15068 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15069 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15070 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15071 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15072 prefix_extra and length_immediate to 1.
15073 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15075 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15076 to 1 for the first alternative.
15077 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15078 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15080 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15081 *movv2sf_internal_avx, *movv2sf_internal): Override
15082 prefix_rep attribute for certain alternatives.
15083 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15084 attributes for certain alternatives.
15085 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15086 attributes for certain alternatives.
15087 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15088 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15089 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15090 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15091 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15092 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15093 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15094 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15095 length_immediate to 1 if operand 2 is const_int_operand.
15096 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15097 *vec_extractv2si_1): Set length_immediate attribute to 1.
15098 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15099 using old 3DNOW insn rather than SSE/3DNOW_A.
15100 (mmx_emms, mmx_femms): Clear modrm attribute.
15102 2009-05-29 Martin Jambor <mjambor@suse.cz>
15104 * tree-sra.c: New implementation of SRA.
15106 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15107 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15108 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15109 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15110 (SRA_MAX_STRUCTURE_COUNT): Removed.
15111 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15112 * doc/invoke.texi (sra-max-structure-size): Removed.
15113 (sra-field-structure-ratio): Removed.
15115 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15117 PR middle-end/40291
15118 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15121 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15123 PR rtl-optimization/40101
15124 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15125 seqno. Adjust comment.
15126 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15127 inserting bookkeeping before a jump, the jump is not scheduled.
15128 When no positive seqno found, provide a value. Add comment.
15130 2009-05-29 Richard Guenther <rguenther@suse.de>
15132 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15133 short-cutting on the first component.
15135 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15137 PR middle-end/39958
15138 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15139 for trees other than decls/types.
15141 2009-05-29 Richard Guenther <rguenther@suse.de>
15143 * tree-ssa-operands.c (get_expr_operands): Do not handle
15144 INDIRECT_REFs in the handled-component case. Remove
15145 unused get_ref_base_and_extent case.
15146 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15147 tree_low_cst and host_integerp where possible.
15148 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15149 codes for equivalence.
15150 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15152 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15154 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15155 to tmake_file for i[34567]86-*-cygwin*.
15157 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15160 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15161 (altivec_categorize_keyword, init_vector_keywords,
15162 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15165 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15167 * tree.c (handle_dll_attribute): Check if node is
15168 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15170 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15172 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15174 (thumb2_zero_extendqidi2): Likewise.
15176 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15178 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15179 instead of gen_movrt.
15180 * config/sh/sh.md (movrt): Remove.
15182 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15184 * doc/invoke.texi (IA-64 Options):
15185 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15186 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15187 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15188 -msched-prefer-non-control-spec-insns,
15189 -msched-stop-bits-after-every-cycle,
15190 -msched-count-spec-in-critical-path,
15191 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15192 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15193 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15194 and -msched-spec-verbose.
15196 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15198 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15199 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15201 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15203 2009-05-28 Richard Guenther <rguenther@suse.de>
15205 * tree-ssa-alias.c (ao_ref_init): New function.
15206 (ao_ref_base): Likewise.
15207 (ao_ref_base_alias_set): Likewise.
15208 (ao_ref_alias_set): Likewise.
15209 (refs_may_alias_p_1): Change signature.
15210 (refs_may_alias_p): Adjust.
15211 (refs_anti_dependent_p): Likewise.
15212 (refs_output_dependent_p): Likewise.
15213 (call_may_clobber_ref_p_1): Change signature.
15214 (call_may_clobber_ref_p): Adjust.
15215 (stmt_may_clobber_ref_p_1): New function split out from ...
15216 (stmt_may_clobber_ref_p): ... here.
15217 (maybe_skip_until): Adjust signature.
15218 (get_continuation_for_phi): Likewise.
15219 (walk_non_aliased_vuses): Likewise.
15220 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15221 (ao_ref_init): Declare.
15222 (ao_ref_base): Likewise.
15223 (ao_ref_alias_set): Likewise.
15224 (stmt_may_clobber_ref_p_1): Likewise.
15225 (walk_non_aliased_vuses): Adjust.
15226 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15227 (get_ref_from_reference_ops): remove.
15228 (vn_reference_lookup_2): Adjust signature.
15229 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15230 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15231 (vn_reference_lookup): Adjust.
15232 (vn_reference_insert): Likewise.
15233 (vn_reference_insert_pieces): Adjust signature.
15234 (visit_reference_op_call): Adjust.
15235 * tree-ssa-pre.c (get_expr_type): Simplify.
15236 (phi_translate_1): Adjust.
15237 (compute_avail): Likewise.
15238 (translate_vuse_through_block): Do not re-build trees.
15239 (value_dies_in_block_x): Likewise.
15240 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15242 (vn_reference_lookup_pieces): Adjust declaration.
15243 (vn_reference_insert_pieces): Likewise.
15245 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15247 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15248 with checking disabled.
15250 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15254 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15255 macro definition for support of three-operand format aligned
15256 .comm directive in assembler on cygwin/pe/mingw target OS.
15257 * configure: Regenerate.
15258 * config.h: Regenerate.
15260 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15261 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15262 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15264 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15265 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15267 2009-05-28 Ira Rosen <irar@il.ibm.com>
15269 PR tree-optimization/40254
15270 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15271 in analysis of basic blocks.
15273 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15275 PR middle-end/33699
15276 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15277 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15278 (TARGET_INITIALIZER): Use it.
15279 * cse.c (CHEAPER): Move it up to the other macros.
15280 (insert): Rename this ...
15281 (insert_with_costs): ... to this. Add cost parameters. Update
15283 (insert): New function. Call insert_with_costs.
15284 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15285 find_reg_offset_for_const, try_const_anchors): New functions.
15286 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15287 when using a const-anchor. Call insert_const_anchors.
15288 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15289 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15291 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15293 * tree-inline.c (remap_decls): Enable nonlocalized variables
15294 when not optimizing.
15296 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15298 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15299 Simplify other tests involving optimize.
15301 2009-05-27 Tom Tromey <tromey@redhat.com>
15303 * unwind-dw2.c (_Unwind_DebugHook): New function.
15304 (uw_install_context): Call _Unwind_DebugHook.
15306 2009-05-27 Tom Tromey <tromey@redhat.com>
15308 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15310 2009-05-27 Ian Lance Taylor <iant@google.com>
15312 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15313 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15314 (ALL_LINKERFLAGS): Define.
15315 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15316 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15317 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15318 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15319 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15320 $(LINKER_FOR_BUILD).
15321 (build/gcov-iov$(build_exeext)): Likewise.
15323 2009-05-27 Julian Brown <julian@codesourcery.com>
15325 * gcse.c (target.h): Include.
15326 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15327 copy of argument to a pseudo register.
15329 2009-05-27 Diego Novillo <dnovillo@google.com>
15331 * tree-ssa-live.c (dump_scope_block): Document arguments.
15332 (dump_scope_blocks): Document.
15333 (debug_scope_blocks): New.
15334 * tree-flow.h (debug_scope_blocks): Declare.
15336 2009-05-21 Denis Chertykov <denisc@overta.ru>
15338 * doc/contrib.texi (Contributors): Add myself to the list.
15340 2009-05-27 Olivier Hainque <hainque@adacore.com>
15342 * expr.c (target_align): New function. Alignment the TARGET of an
15343 assignment may be assume to have.
15344 (highest_pow2_factor_for_target): Use it instead of relying on
15345 immediate tree attributes of TARGET, not necessarily honored when
15346 intermediate bitfields are involved.
15348 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15351 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15352 AVX, SSE4, AES, PCLMUL and POPCNT.
15354 2009-05-27 Diego Novillo <dnovillo@google.com>
15356 * tree-pretty-print.c (dump_location): New.
15357 (dump_generic_node): Call it.
15358 Factor code to handle BLOCK nodes ...
15359 (dump_block_node): ... here.
15361 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15363 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15365 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15367 * gcc-plugin.h: Include config.h and system.h.
15368 (IN_GCC): Define if not defined.
15370 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15372 PR middle-end/40249
15373 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15376 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15378 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15380 * config/m32r/m32r.h: Ditto.
15381 * config/m32r/m32r.md: Ditto.
15382 * config/m32r/predicates.md: Ditto.
15384 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15386 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15388 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15391 (Loading plugins): typo.
15392 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15393 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15394 (Interacting with the GCC Garbage Collector): Added new section.
15395 (Giving information about a plugin): Added new section for
15397 * ggc.h (ggc_register_root_tab): Added declaration.
15398 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15399 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15400 (register_callback): Improved comment in declaration.
15401 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15402 (extra_root_vec) Added static variable for dynamic roots registration.
15403 (ggc_register_root_tab) Added new routine.
15404 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15405 PLUGIN_GGC_MARKING event.
15406 * ggc-zone.c: Include plugin.h.
15407 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15408 * ggc-page.c: Include plugin.h.
15409 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15410 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15411 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15412 (register_callback): check lack of callbacks for
15413 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15414 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15415 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15416 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15417 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15418 dependency on plugin.h.
15419 (plugin.o): Added dependency on ggc.h...
15421 2009-05-26 Richard Guenther <rguenther@suse.de>
15423 PR middle-end/40248
15425 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15426 with mismatched comparison modes.
15428 * expr.c (expand_expr_real_1): Expand the operand of a
15429 VIEW_CONVERT_EXPR in its natural mode.
15431 2009-05-26 Ian Lance Taylor <iant@google.com>
15433 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15434 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15435 (ALL_COMPILERFLAGS): Define.
15436 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15437 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15438 (collect2$(exeext), collect2.o): Likewise.
15439 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15440 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15441 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15442 (libbackend.o, intl.o, cppdefault.o): Likewise.
15443 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15444 (build/%.o): Use $(COMPILER_FOR_BUILD).
15445 (build/gen%$(build_exeext)): Likewise.
15446 (build/gcov-iov$(build_exeext)): LIkewise.
15447 * config/t-darwin (darwin.o): Use $(COMPILER).
15448 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15449 * config/t-sol2 (sol2-c.o): Likewise.
15450 (sol2.o): Likewise.
15451 * config/t-vxworks (vxworks.o): Likewise.
15452 * config/x-darwin (host-darwin.o): Likewise.
15453 * config/x-hpux (host-hpux.o): Likewise.
15454 * config/x-linux (host-linux.o): Likewise.
15455 * config/x-solaris (host-solaris.o): Likewise.
15456 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15457 * config/arm/t-arm (arm-c.o): Likewise.
15458 * config/arm/t-pe (pe.o): Likewise.
15459 * config/arm/t-wince-pe (pe.o): Likewise.
15460 * config/i386/t-cygming (winnt.o): Likewise.
15461 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15462 * config/i386/t-cygwin (cygwin1.o): Likewise.
15463 (cygwin2.o): Likewise.
15464 * config/i386/t-i386 (i386-c.o): Likewise.
15465 * config/i386/t-interix (winnt.o): Likewise.
15466 * config/i386/t-netware (netware.o): Likewise.
15467 * config/i386/t-nwld (nwld.o): Likewise.
15468 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15469 * config/i386/x-i386 (driver-i386.o): Likewise.
15470 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15471 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15472 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15473 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15474 * config/mips/x-native (driver-native.o): Likewise.
15475 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15476 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15477 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15478 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15479 * config/score/t-score-elf (score7.o): Likewise.
15480 (score3.o): Likewise.
15481 * config/sh/t-sh (sh-c.o): Likewise.
15482 * config/sh/t-symbian (sh-c.o): Likewise.
15483 (symbian.o): Likewise.
15484 * config/spu/t-spu-elf (spu-c.o): Likewise.
15485 * config/v850/t-v850 (v850-c.o): Likewise.
15486 * config/v850/t-v850e (v850-c.o): Likewise.
15488 2009-05-26 Richard Guenther <rguenther@suse.de>
15490 PR tree-optimization/40122
15491 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15492 VECTOR_CSTs if possible.
15493 (fold_gimple_assign): Likewise.
15495 2009-05-26 Richard Guenther <rguenther@suse.de>
15497 PR middle-end/40252
15498 * fold-const.c (fold_binary): Use the correct types for building
15501 2009-05-26 Richard Guenther <rguenther@suse.de>
15503 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15504 redundant calls to merge_alias_info.
15505 (bump_vector_ptr): Likewise.
15506 * tree-ssa-copy.c (merge_alias_info): Remove.
15507 (replace_exp_1): Remove call to merge_alias_info.
15508 (propagate_tree_value): Likewise.
15509 (fini_copy_prop): Propagate points-to info.
15510 * tree-flow.h (merge_alias_info): Remove.
15512 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15514 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15516 2009-05-25 Jan Hubicka <jh@suse.cz>
15518 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15519 * cgraph.h (struct inline_summary): New filed self_wize,
15520 size_inlining_benefit, self_time and time_inlining_benefit.
15521 (struct cgraph_global_info): Replace insns by time ans size fields.
15522 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15523 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15524 (ipcp_update_callgraph): Do not touch function bodies.
15525 * ipa-inline.c: Include except.h
15526 (MAX_TIME): New constant.
15527 (overall_insns): Remove.
15528 (leaf_node_p): New.
15529 (overall_size, max_benefit): New static variables.
15530 (cgraph_estimate_time_after_inlining): New function.
15531 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15532 (cgraph_clone_inlined_nodes): Update size.
15533 (cgraph_mark_inline_edge): Update size.
15534 (cgraph_estimate_growth): Use size info.
15535 (cgraph_check_inline_limits): Check size.
15536 (cgraph_default_inline_p): Likewise.
15537 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15538 (cgraph_decide_recursive_inlining): Check size.
15539 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15541 (cgraph_decide_inlining): Likewise.
15542 (cgraph_decide_inlining_incrementally): Likewise; honor
15543 PARAM_EARLY_INLINING_INSNS.
15544 (likely_eliminated_by_inlining_p): New predicate.
15545 (estimate_function_body_sizes): New function.
15546 (compute_inline_parameters): Use it.
15547 * except.c (must_not_throw_labels): New function.
15548 * except.h (must_not_throw_labels): Declare.
15549 * tree-inline.c (init_inline_once): Kill inlining_weigths
15550 * tree-ssa-structalias.c: Avoid uninitialized warning.
15551 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15552 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15553 (PARAM_INLINE_CALL_COST): Remove.
15554 (PARAM_EARLY_INLINING_INSNS): New.
15556 2009-05-25 Richard Guenther <rguenther@suse.de>
15558 PR tree-optimization/36327
15559 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15560 callback for reference translation or lookup at the point of may-defs.
15561 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15562 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15563 for union COMPONENT_REFs.
15564 (vn_reference_lookup_3): New callback. Lookup from memset
15565 and CONSTRUCTOR assignment, translate through struct copies.
15566 (vn_reference_lookup_pieces): Make sure to not free the
15567 passed operands array. Adjust walk_non_aliased_vuses call.
15568 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15569 make sure we do not leak memory.
15571 2009-05-25 Richard Guenther <rguenther@suse.de>
15573 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15574 * tree-inline.c (expand_call_inline): Reset the escaped and
15575 callused solutions.
15576 * tree-ssa-structalias.c (pass_build_ealias): New.
15577 * tree-pass.h (pass_build_ealias): Declare.
15578 * passes.c (init_optimization_passes): Add PTA during
15579 early optimizations.
15580 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15581 and CALLUSED solutions.
15582 (dump_points_to_solution): New function, split out from ...
15583 (dump_points_to_info_for): ... here.
15584 * tree-parloops.c (parallelize_loops): Reset the escaped and
15585 callused solutions.
15587 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15590 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15591 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15593 2009-05-25 Ira Rosen <irar@il.ibm.com>
15595 PR tree-optimization/40238
15596 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15597 statements after basic block's labels.
15598 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15599 to free the allocated memory.
15601 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15603 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15604 return address with a USE.
15606 2009-05-24 Richard Guenther <rguenther@suse.de>
15608 PR middle-end/40233
15609 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15610 array type from the main variant of the inner type.
15612 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15614 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15615 definition to bool (from int) to un-break build.
15616 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15618 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15620 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15621 discard_stmt_changes): Delete.
15622 * tree-ssa-operands.c (scb_stack): Delete.
15623 (init_ssa_operands): Do not initialize it.
15624 (fini_ssa_operands): Do not free it.
15625 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15627 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15628 update_stmt, remove the others. Fix comments.
15629 * tree-dfa.c (optimize_stack_restore): Likewise.
15630 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15631 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15632 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15633 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15635 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15636 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15637 (dom_opt_finalize_block): Likewise, adjusting access to
15639 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15640 (stmts_to_rescan): Change item type to gimple.
15641 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15643 2009-05-24 Ira Rosen <irar@il.ibm.com>
15645 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15646 * tree-pass.h (pass_slp_vectorize): New pass.
15647 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15648 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15649 * tree-vectorizer.c (timevar.h): Include.
15650 (user_vect_verbosity_level): Declare.
15651 (vect_location): Fix comment.
15652 (vect_set_verbosity_level): Update user_vect_verbosity_level
15653 instead of vect_verbosity_level.
15654 (vect_set_dump_settings): Add an argument. Ignore user defined
15655 verbosity if dump flags require higher level of verbosity. Print to
15656 stderr only for loop vectorization.
15657 (vectorize_loops): Update call to vect_set_dump_settings.
15658 (execute_vect_slp): New function.
15659 (gate_vect_slp): Likewise.
15660 (struct gimple_opt_pass pass_slp_vectorize): New.
15661 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15662 access its members.
15663 (vec_info_for_bb): New function.
15664 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15665 (VECTORIZATION_ENABLED): New macro.
15666 (SLP_ENABLED, SLP_DISABLED): Likewise.
15667 (vect_is_simple_use): Add bb_vec_info argument.
15668 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15669 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15670 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15671 vect_schedule_slp, vect_analyze_slp): Likewise.
15672 (vect_analyze_stmt): Add slp_tree argument.
15673 (find_bb_location): Declare.
15674 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15675 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15676 (vect_analyze_loop_operations, vect_analyze_loop,
15677 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15678 vect_finalize_reduction, vectorizable_reduction,
15679 vectorizable_live_operation, vect_transform_loop): Likewise.
15680 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15681 skip evolution analysis if analyzing a basic block.
15682 (dr_analyze_indices): Likewise.
15683 (initialize_data_dependence_relation): Skip the test whether the
15684 object is invariant for basic blocks.
15685 (compute_all_dependences): Skip dependence analysis for data
15686 references in basic blocks.
15687 (find_data_references_in_stmt): Don't fail in case of invariant
15688 access in basic block.
15689 (find_data_references_in_bb): New function.
15690 (find_data_references_in_loop): Move code to
15691 find_data_references_in_bb and add a call to it.
15692 (compute_data_dependences_for_bb): New function.
15693 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15694 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15696 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15697 unknown dependence in basic block and fail in case of dependence in
15699 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15700 dependence instances from either loop or basic block vectorization
15702 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15703 before calling nested_in_vect_loop_p.
15704 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15705 dependence instances from either loop or basic block vectorization
15707 (vect_verify_datarefs_alignment): Likewise.
15708 (vect_enhance_data_refs_alignment): Adjust function calls.
15709 (vect_analyze_data_refs_alignment): Likewise.
15710 (vect_analyze_group_access): Fix printing. Skip different checks if
15711 DR_STEP is 0. Keep strided stores either in loop or basic block
15712 vectorization data structure. Fix indentation.
15713 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15715 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15716 dependence instances from either loop or basic block vectorization
15718 (vect_analyze_data_refs): Update comment. Call
15719 compute_data_dependences_for_bb to analyze basic blocks.
15720 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15721 case of loop vectorization. In case of basic block vectorization use
15722 data-ref itself as a base.
15723 (vect_create_data_ref_ptr): In case of basic block vectorization:
15724 don't advance the pointer, add new statements before the current
15725 statement. Adjust function calls.
15726 (vect_supportable_dr_alignment): Support only aligned accesses in
15727 basic block vectorization.
15728 * common.opt (ftree-slp-vectorize): New flag.
15729 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15730 (vect_pattern_recog_1): Likewise.
15731 * tree-vect-stmts.c (process_use): Likewise.
15732 (vect_init_vector): Add new statements in the beginning of the basic
15733 block in case of basic block SLP.
15734 (vect_get_vec_def_for_operand): Adjust function calls.
15735 (vect_finish_stmt_generation): Likewise.
15736 (vectorizable_call): Add assert that it is loop vectorization, adjust
15738 (vectorizable_conversion, vectorizable_assignment): Likewise.
15739 (vectorizable_operation): In case of basic block SLP, take
15740 vectorization factor from statement's type and skip the relevance
15741 check. Adjust function calls.
15742 (vectorizable_type_demotion): Add assert that it is loop
15743 vectorization, adjust function calls.
15744 (vectorizable_type_promotion): Likewise.
15745 (vectorizable_store): Check for outer loop only in case of loop
15746 vectorization. Adjust function calls. For basic blocks, skip the
15747 relevance check and don't advance pointers.
15748 (vectorizable_load): Likewise.
15749 (vectorizable_condition): Add assert that it is loop vectorization,
15750 adjust function calls.
15751 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15752 that it is not reduction, get vector type, call only supported
15753 functions, skip loop specific parts.
15754 (vect_transform_stmt): Check for outer loop only in case of loop
15756 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15757 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15758 for external definition.
15759 * passes.c (pass_slp_vectorize): New pass.
15760 * tree-vect-slp.c (find_bb_location): New function.
15761 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15762 check for patterns only in loops.
15763 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15764 case of multiple types in basic block SLP.
15765 (vect_mark_slp_stmts_relevant): New function.
15766 (vect_supported_load_permutation_p): Fix comment.
15767 (vect_analyze_slp_instance): Add argument. In case of basic block
15768 SLP, take vectorization factor from statement's type, check that
15769 unrolling factor is 1. Adjust function call. Save SLP instance in
15770 either loop or basic block vectorization structure. Return FALSE,
15772 (vect_analyze_slp): Add argument. Get strided stores groups from
15773 either loop or basic block vectorization structure. Return FALSE
15774 if basic block SLP failed.
15775 (new_bb_vec_info): New function.
15776 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
15777 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
15778 (vect_schedule_slp): Add argument. Get SLP instances from either
15779 loop or basic block vectorization structure. Set vectorization factor
15780 to be 1 for basic block SLP.
15781 (vect_slp_transform_bb): New function.
15782 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
15784 2009-05-23 Mark Mitchell <mark@codesourcery.com>
15786 * final.c (shorten_branches): Do not align labels for jump tables.
15787 (final_scan_insn): Use JUMP_TABLE_DATA_P.
15789 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
15791 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
15792 Remove outdated reference to flow.c and fix nits.
15793 * doc/gccint.texi: Tweak RTL description.
15794 * doc/rtl.texi: Likewise.
15796 2009-05-23 Denis Chertykov <chertykov@gmail.com>
15798 * config/avr/avr.c: Change my email address.
15799 * config/avr/avr.h: Likewise.
15800 * config/avr/avr.md: Likewise.
15801 * config/avr/avr-protos.h: Likewise.
15802 * config/avr/libgcc.S: Likewise.
15804 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
15806 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
15807 (spu_split_load, spu_split_store): Change return type to int.
15808 (spu_split_convert): Declare.
15809 * config/spu/predicates.md (spu_mem_operand): Remove.
15810 (spu_mov_operand): Update.
15811 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
15812 * config/spu/spu.c (regno_aligned_for_load): Remove.
15813 (reg_aligned_for_addr, spu_expand_load): Define.
15814 (spu_expand_extv): Reimplement and handle MEM.
15815 (spu_expand_insv): Handle MEM.
15816 (spu_sched_reorder): Handle insn's with length 0.
15817 (spu_legitimate_address_p): Reimplement.
15818 (store_with_one_insn_p): Return TRUE for any mode with size
15819 larger than 16 bytes.
15820 (address_needs_split): Define.
15821 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
15823 (spu_convert_move): Define.
15824 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
15825 (spu_split_store): Change all MEM's to TImode.
15826 (spu_init_expanders): Preallocate registers that correspond to
15827 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
15829 (spu_split_convert): Define.
15830 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
15831 (_move<mode>, _movdi, _movti): Update predicate and condition.
15832 (load, store): Change to define_split.
15833 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
15835 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
15836 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
15837 define_insn_and_split of lshr<mode>3.
15838 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
15839 (<v>ashr<mode>3_imm): Define.
15840 (extv, extzv, insv): Allow MEM operands.
15841 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
15842 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
15843 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
15844 (_spu_convert2): Change to define_insn_and_split and remove the
15845 corresponding define_peephole2.
15846 (stack_protect_set, stack_protect_test, stack_protect_test_si):
15847 Change predicates to memory_operand.
15849 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15851 * config/arm/thumb2.md: Add 16-bit multiply instructions.
15853 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
15855 PR tree-optimization/40219
15856 * tree.c (iterative_hash_expr): Make sure the builtin function is
15857 a normal builtin function and not a front end or back end builtin
15858 before indexing into the built_in_decls array.
15860 2009-05-22 Richard Guenther <rguenther@suse.de>
15862 PR middle-end/38964
15863 * alias.c (write_dependence_p): Do not use TBAA for answering
15864 anti-dependence or output-dependence.
15865 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
15866 (emit_pointer_definition): Remove.
15867 (emit_alias_warning): Likewise.
15868 (find_what_var_points_to): Remove TBAA pruning code.
15869 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
15871 (compute_points_to_sets): Remove code computing the set of
15872 dereferenced pointers.
15873 * tree-data-ref.c (dr_may_alias_p): Properly use the split
15874 oracle for querying anti and output dependencies.
15875 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
15876 if TBAA may be applied.
15877 (refs_anti_dependent_p): New function.
15878 (refs_output_dependent_p): Likewise.
15879 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
15880 (refs_output_dependent_p): Likewise.
15881 * doc/tree-ssa.texi (Memory model): New section.
15882 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15883 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15884 * cfgexpand.c (expand_gimple_basic_block): Do not handle
15885 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
15886 * expr.c (expand_expr_real_1): Likewise.
15887 * gimple-low.c (lower_stmt): Likewise.
15888 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
15889 (dump_gimple_cdt): Remove.
15890 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15891 (gimple_size): Likewise.
15892 (walk_gimple_op): Likewise.
15893 (is_gimple_stmt): Likewise.
15894 (walk_stmt_load_store_addr_ops): Likewise.
15895 (gimple_build_cdt): Remove.
15896 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15897 * gimple.h (gimple_cdt_new_type): Remove.
15898 (gimple_cdt_new_type_ptr): Likewise.
15899 (gimple_cdt_set_new_type): Likewise.
15900 (gimple_cdt_location): Likewise.
15901 (gimple_cdt_location_ptr): Likewise.
15902 (gimple_cdt_set_location): Likewise.
15903 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15904 * tree-cfg.c (remove_useless_stmts_1): Do not handle
15905 GIMPLE_CHANGE_DYNAMIC_TYPE.
15906 (verify_types_in_gimple_stmt): Likewise.
15907 * tree-inline.c (estimate_num_insns): Likewise.
15908 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
15909 (copy_decl_to_var): Likewise.
15910 (copy_result_decl_to_var): Likewise.
15911 * tree-pretty-print.c (dump_generic_node): Do not handle
15912 CHANGE_DYNAMIC_TYPE_EXPR.
15913 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15914 * tree-ssa-operands.c (get_expr_operands): Likewise.
15915 * tree-ssa-structalias.c (struct variable_info): Remove
15916 no_tbaa_pruning member.
15917 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
15918 (unify_nodes): Do not copy it.
15919 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15920 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
15921 (set_uids_in_ptset): Do not check it.
15922 (find_what_var_points_to): Likewise.
15923 (compute_tbaa_pruning): Remove.
15924 (compute_points_to_sets): Do not call it.
15925 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15926 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15927 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
15928 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
15929 (DECL_NO_TBAA_P): Likewise.
15930 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
15931 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
15932 (expand_omp_atomic_pipeline): Do not set it.
15933 * print-tree.c (print_node): Do not dump it.
15934 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15937 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
15940 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
15943 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15945 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
15948 2009-05-22 Ben Elliston <bje@au.ibm.com>
15950 * Makefile.in (bversion.h, s-bversion): New targets.
15951 (TOPLEV_H): Add bversion.h.
15952 * toplev.h: Include "bversion.h".
15953 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
15954 the __format__ attribute only if compiling with the same version
15955 of GCC as the sources (the "build version").
15957 2009-05-22 Ben Elliston <bje@au.ibm.com>
15959 * c-format.c (handle_format_attribute): Fix comment typo.
15961 2009-05-21 Steve Ellcey <sje@cup.hp.com>
15964 * config/ia64/ia64.opt (mfused-madd): New.
15965 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
15966 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
15967 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
15968 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
15969 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
15970 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
15971 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
15972 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
15973 instruction if !TARGET_FUSED_MADD.
15974 (fpma, fpms): Remove colon from name.
15976 2009-05-22 Richard Guenther <rguenther@suse.de>
15978 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
15979 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
15980 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
15982 (create_expression_by_pieces): Only convert if necessary.
15983 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
15984 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
15986 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
15988 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
15989 regular pattern from a template and rename it ...
15990 (*extzv_truncsi_exts): ... to this.
15992 2009-05-21 Richard Guenther <rguenther@suse.de>
15994 * cgraph.h (struct cgraph_node): Remove inline_decl member.
15995 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
15996 (cgraph_default_inline_p): Likewise.
15997 (cgraph_decide_inlining_incrementally): Likewise.
15999 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
16000 Uros Bizjak <ubizjak@gmail.com>
16002 * config/i386/cpuid.h (bit_MOVBE): New.
16004 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
16006 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
16007 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
16008 (ix86_handle_option): Handle OPT_mmovbe.
16009 (ix86_target_string): Add -mmovbe.
16010 (pta_flags): Add PTA_MOVBE.
16011 (processor_alias_table): Add PTA_MOVBE to "atom".
16012 (override_options): Handle PTA_MOVBE.
16014 * config/i386/i386.h (TARGET_MOVBE): New.
16016 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
16017 (*bswapsi_movbe): New.
16018 (*bswapdi_movbe): Likewise.
16019 (bswapdi2): Renamed to ...
16020 (*bswapdi_1): This.
16021 (bswapdi2): New expander.
16023 * config/i386/i386.opt (mmovbe): New.
16025 * doc/invoke.texi: Document -mmovbe.
16027 2009-05-21 Taras Glek <tglek@mozilla.com>
16029 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16030 * gcc-plugin.h (plugin_init): Updated signature.
16031 * gcc-plugin.h (plugin_name_args): Moved to this header.
16032 * doc/plugins.texi (plugin_init): Updated documention to reflect
16034 * doc/plugins.texi (plugin_name_args): Added to documention.
16036 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16038 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16039 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16041 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16043 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16044 JUMP_TABLE_DATA_P predicates where applicable.
16045 * config/i386/predicates.md: Ditto.
16046 * config/i386/sse.md: Ditto.
16048 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16050 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16051 operand2 -128 override length_immediate attribute to 1.
16052 * config/i386/predicates.md (constm128_operand): New predicate.
16054 * config/i386/i386.c (memory_address_length): Handle %r12
16055 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16057 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16058 mode look through optional ZERO_EXTEND and SUBREG.
16059 * config/i386/i386.md (R12_REG): New define_constant.
16060 (prefix_data16): For sse unit set also for MODE_TI insns.
16061 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16062 insns set if operand 1 is ext_QIreg_operand.
16063 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16064 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16066 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16067 mode from MODE_DI to MODE_SI.
16068 (movdi_1_rex64): Override modrm and length_immediate attributes
16069 only for movabs (TYPE_IMOV, alternative 2).
16070 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16071 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16072 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16073 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16074 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16075 prefix_rex attribute if DImode.
16076 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16077 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16078 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16079 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16080 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16081 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16082 Likewise. For TYPE_IMOV clear length_immediate attribute.
16083 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16084 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16085 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16086 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16087 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16088 or one operand TYPE_ISHIFT.
16089 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16090 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16091 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16092 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16093 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16094 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16095 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16096 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16097 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16098 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16099 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16100 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16101 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16102 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16103 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16104 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16105 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16106 set mode attribute, don't override length attribute.
16107 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16109 (return_internal_long): Set length attribute to 2 instead of 1.
16110 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16111 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16112 prefix_rex attribute.
16113 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16115 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16117 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16119 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16121 2009-05-20 Ian Lance Taylor <iant@google.com>
16123 * tree.c (build_tree_list_vec_stat): New function.
16124 (ctor_to_vec): New function.
16125 (build_nt_call_vec): New function.
16126 (build_call_array): Change args to be a const pointer.
16127 (build_call_vec): New function.
16128 * tree.h (build_nt_call_vec): Declare.
16129 (build_tree_list_vec_stat): Declare.
16130 (build_tree_list_vec): Define.
16131 (build_call_array): Update declaration.
16132 (build_call_vec): Declare.
16133 (ctor_to_vec): Declare.
16134 * c-common.c (tree_vector_cache): New static variable.
16135 (make_tree_vector): New function.
16136 (release_tree_vector): New function.
16137 (make_tree_vector_single): New function.
16138 (make_tree_vector_copy): New function.
16139 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16140 (make_tree_vector_single, make_tree_vector_copy): Declare.
16141 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16142 (c_parser_expr_list): Don't manage cache here, instead call
16144 (c_parser_release_expr_list): Remove static function.
16145 (c_parser_vec_to_tree_list): Remove static function.
16146 (c_parser_attributes): Call build_tree_list_vec instead of
16147 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16148 c_parser_release_expr_list.
16149 (c_parser_postfix_expression_after_primary): Likewise.
16150 (c_parser_objc_keywordexpr): Likewise.
16152 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16154 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16155 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16156 TARGET_CONVERT_TO_TYPE.
16157 * hooks.c (hook_tree_const_tree_null): Define.
16158 * hooks.h (hook_tree_const_tree_null): Declare.
16159 * target.h (struct gcc_target): Add invalid_parameter_type,
16160 invalid_return_type, promoted_type, and convert_to_type fields.
16161 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
16162 (TARGET_INVALID_RETURN_TYPE): Define.
16163 (TARGET_PROMOTED_TYPE): Define.
16164 (TARGET_CONVERT_TO_TYPE): Define.
16165 (TARGET_INITIALIZER): Update for new fields.
16166 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16167 (grokparms): Check targetm.invalid_parameter_type.
16168 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16169 * c-convert.c (convert): Check targetm.convert_to_type.
16171 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16173 * config/mips/mips.md (*extenddi_truncate<mode>,
16174 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16176 (*extendhi_truncateqi): New define_insn_and_sptit.
16178 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16180 PR middle-end/40204
16181 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16182 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16184 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16186 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16187 the operand of VIEW_CONVERT_EXPR.
16189 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16191 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16192 extended family and model for Intel processors. Support Intel Atom.
16194 2009-05-20 Olivier Hainque <hainque@adacore.com>
16196 * gstab.h (stab_code_type): Define, to be used instead of the
16197 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16199 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16200 occurrences by stab_code_type.
16201 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16203 2009-05-20 Martin Jambor <mjambor@suse.cz>
16205 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16206 (sra_insert_before): Likewise.
16207 (sra_insert_after): Likewise.
16208 (sra_init_cache): Likewise.
16209 (sra_type_can_be_decomposed_p): Likewise.
16210 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16211 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16212 (sra_insert_before): Likewise.
16213 (sra_insert_after): Likewise.
16214 (sra_init_cache): Likewise.
16215 (insert_edge_copies_seq): Made static and moved upwards.
16217 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16220 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16222 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16223 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16226 2009-05-20 Richard Guenther <rguenther@suse.de>
16228 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16229 with mismatched comparison modes.
16231 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16233 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16234 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16235 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16236 with shifts for Thumb2.
16237 (orsi_notsi): New for orn.
16238 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16239 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16240 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16241 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16242 Don't invert remainder for IOR.
16244 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16246 PR tree-optimization/40087
16247 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16248 number_of_iterations_ne): Rename never_infinite argument.
16249 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16250 number_of_iterations_le): Handle pointer-type ivs when
16251 exit_must_be_taken is false.
16252 (number_of_iterations_cond): Do not always assume that
16253 exit_must_be_taken if the control variable is a pointer.
16255 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16257 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16258 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16260 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16262 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16263 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16265 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16268 * c.opt (Wlogical-op): Disabled by default.
16269 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16271 * doc/invoke.texi (Wlogical-op): Likewise.
16273 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16275 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16277 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16278 Propagate the type of the first operand.
16279 <ASSERT_EXPR>: Simplify.
16280 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16281 Rewrite using the RHS code as discriminant.
16282 <NOP_EXPR>: Turn into CASE_CONVERT.
16283 <PLUS_EXPR>: Propagate the type of the first operand.
16285 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16287 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16288 (ia64_dconst_0_375): New.
16289 * config/ia64/ia64.c (ia64_override_options): Remove
16290 -minline-sqrt-min-latency warning.
16291 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16292 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16293 * config/ia64/ia64.md (*sqrt_approx): Remove.
16294 (sqrtsf2): Remove #if 0.
16295 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16296 (sqrtdf): Remove assert.
16297 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16298 (sqrtxf2): Remove #if 0.
16299 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16300 * div.md (sqrt_approx_rf): New.
16301 (sqrtsf2_internal_thr): New implementation.
16302 (sqrtsf2_internal_lat): New.
16303 (sqrtdf2_internal_thr: New implementation.
16304 (sqrtxf2_internal): New implementation.
16306 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16307 Hans-Peter Nilsson <hp@axis.com>
16309 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16310 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16311 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16312 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16313 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16314 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16315 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16316 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16317 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16318 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16319 * c-common.c: ...from here.
16321 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16323 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16325 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16327 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16329 2009-05-19 Ben Elliston <bje@au.ibm.com>
16331 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16332 assignments with memcpy calls.
16333 (add_fdes): Likewise.
16334 (binary_search_unencoded_fdes): Likewise.
16335 (linear_search_fdes): Eliminate type puns.
16337 2009-05-19 Richard Guenther <rguenther@suse.de>
16339 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16340 not falsely claim to have propagated into all uses.
16342 2009-05-19 Ben Elliston <bje@au.ibm.com>
16344 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16347 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16349 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16350 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16351 (TARGET_LEGITIMATE_ADDRESS_P): New.
16352 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16353 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16355 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16358 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16359 child of the containing namespace's DIE.
16361 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16363 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16364 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16365 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16368 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16371 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16372 gen_align with gen_pad.
16373 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16374 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16376 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16377 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16379 * config/i386/i386.md (align): Renamed to ...
16380 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16381 ASM_OUTPUT_MAX_SKIP_PAD.
16383 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16385 * config.gcc: Fix variable syntax.
16388 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16389 before calling exact_log2.
16390 (output_iorsi3): Likewise.
16391 (output_xorsi3): Likewise.
16393 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16395 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16396 for the none zero constant operand except for EQ and NE
16397 comprisons even when the first operand is R0.
16399 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16401 * config/s390/2064.md: Remove trailing whitespaces.
16402 * config/s390/2084.md: Likewise.
16403 * config/s390/constraints.md: Likewise.
16404 * config/s390/fixdfdi.h: Likewise.
16405 * config/s390/libgcc-glibc.ver: Likewise.
16406 * config/s390/s390-modes.def: Likewise.
16407 * config/s390/s390-protos.h: Likewise.
16408 * config/s390/s390.c: Likewise.
16409 * config/s390/s390.h: Likewise.
16410 * config/s390/s390.md: Likewise.
16411 * config/s390/tpf-unwind.h: Likewise.
16413 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16415 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16417 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16420 * configure.ac (m68k-*-*): Check if binutils support TLS.
16421 * configure: Regenerate.
16422 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16423 * config/m68k/constraints.md (Cu): New constraint.
16424 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16425 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16426 (movsi): Handle TLS symbols.
16427 (addsi3_5200): Handle XTLS symbols, indent.
16428 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16429 (m68k_tls_reference_p): Declare.
16430 (m68k_legitimize_address): Declare.
16431 (m68k_unwrap_symbol): Declare.
16432 * config/m68k/m68k.opt (mxtls): New option.
16433 * config/m68k/m68k.c (ggc.h): Include.
16434 (m68k_output_dwarf_dtprel): Implement hook.
16435 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16436 (m68k_expand_prologue): Load GOT pointer when function needs it.
16437 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16438 (m68k_legitimate_constant_address_p): Same.
16439 (m68k_decompose_address): Handle TLS references.
16440 (m68k_get_gp): New static function.
16441 (enum m68k_reloc): New contants.
16442 (TLS_RELOC_P): New macro.
16443 (m68k_wrap_symbol): New static function.
16444 (m68k_unwrap_symbol): New function.
16445 (m68k_final_prescan_insn_1): New static function.
16446 (m68k_final_prescan_insn): New function.
16447 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16449 (legitimize_pic_address): Handle TLS references..
16450 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16451 (m68k_libcall_value_in_a0_p)
16452 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16453 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16454 (m68k_legitimize_tls_address): Handle TLS references.
16455 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16457 (m68k_legitimize_address): Handle TLS symbols.
16458 (m68k_get_reloc_decoration): New static function.
16459 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16461 (m68k_output_dwarf_dtprel): Implement hook.
16462 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16463 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16464 m68k_call_* routines.
16465 (sched_attr_op_type): Handle TLS symbols.
16466 (gt-m68k.h): Include.
16467 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16468 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16470 2009-05-18 Martin Jambor <mjambor@suse.cz>
16472 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16473 (visit_store_addr_for_mod_analysis): New function.
16474 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16475 (determine_cst_member_ptr): Use gimple_assign_single_p.
16476 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16477 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16478 operands. Don't check number of operands of a NOP_EXPR.
16480 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16482 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16484 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16487 * c-common.c (warn_logical_operator): Don't warn if one of
16488 expression isn't always true or false.
16490 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16492 * config/i386/biarch32.h: New file.
16493 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16495 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16497 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16498 *zero_extend<mode>_truncqi): Merge these into ...
16499 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16500 Name the pattern following this as *zero_extendhi_truncqi.
16502 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16504 PR middle-end/39301
16505 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16506 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16507 (output_info): Make field HOST_WIDEST_INT.
16508 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16509 (dump_bitmat_statistics): Same.
16511 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16513 * config.gcc (use_gcc_stdint): Set to wrap.
16514 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16515 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16516 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16517 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16518 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16519 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16520 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16521 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16523 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16525 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16527 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16528 Move definitions earlier.
16529 (OPT_ARCH64, OPT_ARCH32): Define.
16530 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16533 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16536 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16539 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16541 * arm.md (movdi2): Copy non-reg values to DImode registers.
16543 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16546 * final.c (label_to_max_skip): New function.
16547 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16548 CODE_LABEL_NUMBER <= max_labelno.
16549 * output.h (label_to_max_skip): New prototype.
16550 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16551 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16552 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16553 Handle CODE_LABELs with >= 16 byte alignment or with
16554 max_skip == (1 << align) - 1.
16555 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16556 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16559 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16560 .p2align 3 if MAX_SKIP is smaller than 7.
16561 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16563 2009-05-15 Ian Lance Taylor <iant@google.com>
16565 * alias.c (struct alias_set_entry_d): Rename from struct
16566 alias_set_entry. Change all uses.
16567 * except.c (struct call_site_record_d): Rename from struct
16568 call_site_record. Change all uses.
16569 * except.h (struct eh_region_d): Rename from struct eh_region.
16571 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16573 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16574 ivtype_map_elt. Change all uses.
16575 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16577 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16578 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16580 (struct sese_d): Rename from struct sese. Change all uses.
16581 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16582 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16583 * optabs.h (struct optab_d): Rename from struct optab. Change all
16585 (struct convert_optab_d): Rename from struct convert_optab.
16587 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16588 ipa_opt_pass. Change all uses.
16589 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16592 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16593 defined as a typedef.
16594 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16597 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16600 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16602 (merge_ranges): Returns bool.
16603 * tree.h (make_range): .. to here.
16604 (build_range_check): Likewise.
16605 (merge_ranges): Likewise. Renamed from merge_ranges.
16606 * c-typeck.c (parser_build_binary_op): Update calls to
16607 warn_logical_operator.
16608 * c-common.c (warn_logical_operator): Add new warning.
16609 * c-common.h (warn_logical_operator): Update declaration.
16611 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16613 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16615 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16617 * doc/install.texi: Document MPC requirements, flags etc.
16619 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16620 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16621 Evaluate constant arguments.
16622 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16623 (fold_builtin_1): Likewise, also evaluate constant arguments.
16624 Remove superfluous break.
16625 (do_mpc_ckconv): New.
16626 * real.h: Include mpc.h.
16627 * toplev.c (print_version): Output MPC version info if available.
16629 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16631 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16633 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16635 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16638 2009-05-15 Jan Hubicka <jh@suse.cz>
16640 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16641 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16642 (try_inline): Fix return value.
16643 (cgraph_decide_inlining_incrementally): Honor new value.
16644 (cgraph_early_inlining): Handle indirect inlining.
16645 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16647 2009-05-15 Jan Hubicka <jh@suse.cz>
16649 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16650 * cgraphunit.c (cgraph_finalize_function): Set it.
16651 (cgraph_expand_function): Use it.
16653 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16655 * real.c (encode_ieee_half): Define.
16656 (decode_ieee_half): Define.
16657 (ieee_half_format): Define.
16658 (arm_half_format): Define.
16659 * real.h (ieee_half_format): Declare.
16660 (arm_half_format): Declare.
16662 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16664 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16665 swapped, and reversed optabs exist before trying to use them.
16667 2009-05-15 Paul Brook <paul@codesourcery.com>
16668 Sandra Loosemore <sandra@codesourcery.com>
16670 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16671 loads. Allow PRE_DEC.
16672 (output_move_neon): Handle PRE_DEC.
16673 (arm_print_operand): Add 'A' for neon structure loads.
16674 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16675 * config/arm/neon.md (neon_mov): Update comment.
16676 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16678 (Um): New constraint.
16680 2009-05-15 Jan Hubicka <jh@suse.cz>
16682 Revert the following patch until testsuite fallout is fixed:
16683 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16684 * cgraph.h (struct inline_summary): New filed self_wize,
16685 size_inlining_benefit, self_time and time_inlining_benefit.
16686 (struct cgraph_global_info): Replace insns by time ans size fields.
16687 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16688 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16689 (ipcp_update_callgraph): Do not touch function bodies.
16690 * ipa-inline.c: Include except.h
16691 (MAX_TIME): New constant.
16692 (overall_insns): Remove
16693 (overall_size, max_benefit): New static variables.
16694 (cgraph_estimate_time_after_inlining): New function.
16695 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16696 (cgraph_clone_inlined_nodes): Update size.
16697 (cgraph_mark_inline_edge): Update size.
16698 (cgraph_estimate_growth): Use size info.
16699 (cgraph_check_inline_limits): Check size.
16700 (cgraph_default_inline_p): Likewise.
16701 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16702 (cgraph_decide_recursive_inlining): Check size.
16703 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16705 (cgraph_decide_inlining): Likewise.
16706 (cgraph_decide_inlining_incrementally): Likewise; honor
16707 PARAM_EARLY_INLINING_INSNS.
16708 (likely_eliminated_by_inlining_p): New predicate.
16709 (estimate_function_body_sizes): New function.
16710 (compute_inline_parameters): Use it.
16711 * except.c (must_not_throw_labels): New function.
16712 * except.h (must_not_throw_labels): Declare.
16713 * tree-inline.c (init_inline_once): Kill inlining_weigths
16714 * tree-ssa-structalias.c: Avoid uninitialized warning.
16715 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16716 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16717 (PARAM_INLINE_CALL_COST): Remove.
16718 (PARAM_EARLY_INLINING_INSNS): New.
16720 2009-05-15 Richard Guenther <rguenther@suse.de>
16722 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16723 not TODO_update_ssa.
16725 2009-05-15 Richard Guenther <rguenther@suse.de>
16727 PR tree-optimization/39999
16728 * gimple.h (gimple_expr_type): Use the expression type looking
16729 through useless conversions.
16730 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16731 (vn_nary_op_insert_stmt): Likewise.
16732 (simplify_binary_expression): Likewise.
16734 2009-05-15 Richard Guenther <rguenther@suse.de>
16736 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16737 New options, enabled by default.
16738 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16740 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16741 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16742 * tree-ssa-structalias.c (gate_tree_pta): New function.
16743 (pass_build_alias): Use it.
16745 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16747 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16748 recurse on an invariant address if a conversion from a pointer
16749 type to a wider integer type is involved.
16751 2009-05-15 Jan Hubicka <jh@suse.cz>
16753 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16754 * cgraph.h (struct inline_summary): New filed self_wize,
16755 size_inlining_benefit, self_time and time_inlining_benefit.
16756 (struct cgraph_global_info): Replace insns by time ans size fields.
16757 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16758 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16759 (ipcp_update_callgraph): Do not touch function bodies.
16760 * ipa-inline.c: Include except.h
16761 (MAX_TIME): New constant.
16762 (overall_insns): Remove
16763 (overall_size, max_benefit): New static variables.
16764 (cgraph_estimate_time_after_inlining): New function.
16765 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16766 (cgraph_clone_inlined_nodes): Update size.
16767 (cgraph_mark_inline_edge): Update size.
16768 (cgraph_estimate_growth): Use size info.
16769 (cgraph_check_inline_limits): Check size.
16770 (cgraph_default_inline_p): Likewise.
16771 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16772 (cgraph_decide_recursive_inlining): Check size.
16773 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16775 (cgraph_decide_inlining): Likewise.
16776 (cgraph_decide_inlining_incrementally): Likewise; honor
16777 PARAM_EARLY_INLINING_INSNS.
16778 (likely_eliminated_by_inlining_p): New predicate.
16779 (estimate_function_body_sizes): New function.
16780 (compute_inline_parameters): Use it.
16781 * except.c (must_not_throw_labels): New function.
16782 * except.h (must_not_throw_labels): Declare.
16783 * tree-inline.c (init_inline_once): Kill inlining_weigths
16784 * tree-ssa-structalias.c: Avoid uninitialized warning.
16785 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16786 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16787 (PARAM_INLINE_CALL_COST): Remove.
16788 (PARAM_EARLY_INLINING_INSNS): New.
16789 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
16790 (inline-call-cost): Remove.
16791 (early-inlining-insns): New.
16793 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
16795 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
16797 (print_int_cst_bounds_in_octal_p): Likewise.
16798 (dbxout_type): Adjust calls to above functions. Be prepared to deal
16800 * dwarf2out.c (base_type_die): Likewise.
16801 (is_subrange_type): Delete.
16802 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
16803 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
16804 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
16805 if the destination type is boolean.
16806 (build_range_check): Do not special-case subtypes.
16807 (fold_sign_changed_comparison): Likewise.
16808 (fold_unary): Likewise.
16809 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
16810 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
16811 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
16812 * tree.c (subrange_type_for_debug_p): New predicate based on the
16813 former is_subrange_type.
16814 * tree.h (subrange_type_for_debug_p): Declare.
16815 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
16816 (convert_affine_scev): Remove call to above function.
16817 (chrec_convert_aggressive): Likewise.
16818 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
16819 false for conversions involving subtypes.
16820 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
16821 (vrp_val_min): Likewise.
16822 (needs_overflow_infinity): Likewise.
16823 (extract_range_from_unary_expr): Likewise.
16825 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
16827 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16828 * config/frv/frv.c: Likewise.
16829 * config/s390/s390.c: Likewise.
16830 * config/sparc/sparc.h: Likewise.
16831 * config/i386/i386.h: Likewise.
16832 * config/i386/i386.c: Likewise.
16833 * config/crx/crx.c: Likewise.
16834 * config/m68hc11/m68hc11.h: Likewise.
16835 * config/iq2000/iq2000.c: Likewise.
16836 * config/mn10300/mn10300.h: Likewise.
16837 * config/mn10300/mn10300.c: Likewise.
16838 * config/m68k/m68k.c: Likewise.
16839 * config/rs6000/rs6000.c: Likewise.
16840 * config/rs6000/xcoff.h: Likewise.
16841 * config/rs6000/linux64.h: Likewise.
16842 * config/rs6000/sysv4.h: Likewise.
16843 * config/score/score3.c: Likewise.
16844 * config/score/score7.c: Likewise.
16845 * config/score/score.c: Likewise.
16846 * config/arm/arm.md: Likewise.
16847 * config/mips/mips.c: Likewise.
16848 * config/mips/mips.md: Likewise.
16849 * config/bfin/bfin.h: Likewise.
16850 * config/pa/pa.c: Likewise.
16851 * config/pa/constraints.md: Likewise.
16853 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
16854 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
16855 * config/pdp11/pdp11.h: Use memory_address_p instead.
16857 2009-05-14 Ian Lance Taylor <iant@google.com>
16859 * passes.c (finish_optimization_passes): Change i to int.
16860 * plugin.c (plugins_active_p): Change event to int.
16861 (dump_active_plugins): Likewise.
16862 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
16864 * tree.c (tree_range_check_failed): Change c to unsigned int.
16865 (omp_clause_range_check_failed): Likewise.
16866 (build_common_builtin_nodes): Change mode to int. Add cast.
16867 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
16868 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
16870 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
16871 ++ or -- with a variable of enum type.
16873 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16876 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
16878 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16880 * store-motion.c: Do not include params.h
16881 * Makefile.in: Fix dependencies for various files.
16883 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16885 * auto-inc-dec.c: Fix pass description, remove apparent
16886 accidental duplication.
16888 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
16890 PR middle-end/40147
16891 * ipa-utils.h (memory_identifier_string): Moved to ...
16892 * tree.h (memory_identifier_string): Here. Add GTY(()).
16894 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16896 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
16897 in the former documentation of...
16898 (GO_IF_LEGITIMATE_ADDRESS): ... this.
16899 * ira-conflicts.c (get_dup_num): Use address_operand.
16900 * targhooks.c (default_legitimate_address_p): New.
16901 * targhooks.h (default_legitimate_address_p): New.
16902 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
16904 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
16905 * target.h (struct target): Add legitimate_address_p.
16906 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
16907 (TARGET_INITIALIZER): Include it.
16909 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16910 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
16911 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
16912 (TARGET_LEGITIMATE_ADDRESS_P): New.
16914 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16915 (REG_OK_STRICT_P): Delete.
16916 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
16917 (frv_legitimate_address_p_1): ... this.
16918 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
16919 (frv_legitimate_address_p_1): ... the renamed old
16920 frv_legitimate_address_p.
16921 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
16922 (TARGET_LEGITIMATE_ADDRESS_P): New.
16924 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16925 * config/s390/s390-protos.h (legitimate_address_p): Remove.
16926 * config/s390/s390.c (legitimate_address_p): Rename to...
16927 (s390_legitimate_address_p): ... this, make static.
16928 (legitimize_address): Adjust call.
16929 (TARGET_LEGITIMATE_ADDRESS_P): New.
16930 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
16932 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16933 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
16934 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
16935 (TARGET_LEGITIMATE_ADDRESS_P): New.
16937 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16938 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
16939 * config/spu/spu.c (spu_legitimate_address): Rename to...
16940 (spu_legitimate_address_p): ... this, make static.
16941 (TARGET_LEGITIMATE_ADDRESS_P): New.
16943 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16944 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
16945 * config/sparc/sparc.c (legitimate_address_p): Rename to...
16946 (sparc_legitimate_address_p): ... this, make static and return bool.
16947 (legitimize_address): Adjust call.
16948 (TARGET_LEGITIMATE_ADDRESS_P): New.
16950 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16951 * config/i386/i386-protos.h (legitimate_address_p): Remove.
16952 * config/i386/i386.c (legitimate_address_p): Rename to...
16953 (ix86_legitimate_address_p): ... this, make static.
16954 (constant_address_p): Move after it, adjust call.
16955 (TARGET_LEGITIMATE_ADDRESS_P): New.
16957 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16958 * config/avr/avr-protos.h (legitimate_address_p): Remove.
16959 * config/avr/avr.c (legitimate_address_p): Rename to...
16960 (avr_legitimate_address_p): ... this, make static.
16961 (legitimize_address): Adjust call.
16962 (TARGET_LEGITIMATE_ADDRESS_P): New.
16964 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16965 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
16966 * config/crx/crx.c (crx_legitimate_address_p): Make static.
16967 (TARGET_LEGITIMATE_ADDRESS_P): New.
16969 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16970 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
16971 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
16972 (TARGET_LEGITIMATE_ADDRESS_P): New.
16974 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16975 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
16977 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
16979 (TARGET_LEGITIMATE_ADDRESS_P): New.
16981 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16982 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
16984 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
16986 (m68hc11_legitimate_address_p): ... this, make static.
16987 (go_if_legitimate_address_internal): Rename to...
16988 (m68hc11_legitimate_address_p_1): ... this.
16989 (legitimize_address): Adjust call.
16990 (TARGET_LEGITIMATE_ADDRESS_P): New.
16992 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16993 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
16994 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
16995 (TARGET_LEGITIMATE_ADDRESS_P): New.
16997 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16998 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
16999 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
17000 (mn10300_legitimate_address_p): ... this, make static.
17001 (TARGET_LEGITIMATE_ADDRESS_P): New.
17003 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17004 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
17005 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
17006 (TARGET_LEGITIMATE_ADDRESS_P): New.
17008 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17009 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
17010 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
17011 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17012 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
17013 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
17014 (rs6000_legitimate_address_p): ... this, make static.
17015 (TARGET_LEGITIMATE_ADDRESS_P): New.
17016 (REG_MODE_OK_FOR_BASE_P): Delete.
17017 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
17019 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17020 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
17022 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
17023 static, adjust types.
17024 (TARGET_LEGITIMATE_ADDRESS_P): New.
17026 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17027 * config/score/score.c (score_address_p): Rename to...
17028 (score_legitimate_address_p): ... this.
17029 (TARGET_LEGITIMATE_ADDRESS_P): New.
17030 * config/score/score3.c (score3_address_p): Rename to...
17031 (score3_legitimate_address_p): ... this.
17032 * config/score/score7.c (score7_address_p): Rename to...
17033 (score7_legitimate_address_p): ... this.
17035 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17036 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17037 GO_IF_LEGITIMATE_ADDRESS): Delete.
17038 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17039 thumb2_legitimate_address_p): Delete.
17040 (arm_legitimate_address_p): Rename to...
17041 (arm_legitimate_address_outer_p): ... this.
17042 * config/arm/constraints.md ("Uq"): Adjust call.
17043 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17044 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17046 (arm_legitimate_address_outer_p): ... this.
17047 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17049 (TARGET_LEGITIMATE_ADDRESS_P): New.
17051 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17052 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17053 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17054 (TARGET_LEGITIMATE_ADDRESS_P): New.
17056 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17057 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17058 * config/vax/vax.c (legitimate_address_p): Rename to...
17059 (vax_legitimate_address_p): ... this, make static.
17060 (TARGET_LEGITIMATE_ADDRESS_P): New.
17062 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17063 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17064 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17065 (TARGET_LEGITIMATE_ADDRESS_P): New.
17067 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17068 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17069 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17070 (mmix_legitimate_address_p): ... this, make static.
17071 (TARGET_LEGITIMATE_ADDRESS_P): New.
17073 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17074 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17075 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17076 (TARGET_LEGITIMATE_ADDRESS_P): New.
17078 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17080 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17081 of MODE_COMPLEX_INT.
17083 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17085 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17086 LCT_NORMAL in function call.
17087 * mips-tdump.c (print_file_desc): Add cast to enum type.
17088 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17089 (mark_stabs): Add casts to enum types.
17090 (parse_stabs_common): Add casts to enum types.
17092 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17094 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17095 Check for invalid values of LETTER.
17097 2009-05-13 Taras Glek <tglek@mozilla.com>
17099 * attribs.c (register_attribute): moved out attribute registration
17100 into register_attribute.
17101 * doc/plugins.texi: Documented register_attribute and
17103 * gcc-plugin.h: Added forward decl for register_attribute.
17104 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17105 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17106 PLUGIN_ATTRIBUTES boilerplate.
17108 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17110 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17111 values even in sentinel and empty entries.
17112 (ms_printf_flag_specs): Likewise.
17113 (ms_scanf_flag_specs): Likewise.
17114 (ms_strftime_flag_specs): Likewise.
17115 (ms_print_char_table): Likewise.
17116 (ms_scan_char_table): Likewise.
17117 (ms_time_char_table): Likewise.
17119 2009-05-13 Doug Kwan <dougkwan@google.com>
17121 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17123 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17125 * config/mips/mips.md (store): Add attributes for QI and HI.
17127 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17128 (truncdi<mode>2): ... this new pattern.
17130 2009-05-13 Brad Hards <bradh@kde.org>
17132 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17134 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17135 Ben Elliston <bje@au.ibm.com>
17137 PR middle-end/40035
17138 * dse.c (check_mem_read_rtx): Guard against width == -1.
17140 2009-05-13 Michael Matz <matz@suse.de>
17142 PR middle-end/39976
17143 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17144 (trivially_conflicts_p): New function.
17145 (insert_backedge_copies): Use it.
17147 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17149 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17150 (handle_stdc_pragma): Use new enum constant names.
17151 (handle_pragma_float_const_decimal64): Ditto.
17153 2009-05-13 Ian Lance Taylor <iant@google.com>
17155 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17158 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17160 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17161 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17163 * config/m68k/m68k.h (FL_UCLINUX): Define.
17165 2009-05-13 Jan Hubicka <jh@suse.cz>
17167 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17169 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17171 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17172 unless -fschedule-insns is specified.
17174 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17177 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17178 TARGET_EXPAND_CBRANCHDI4.
17179 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17180 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17181 (cmpeqdi): Fix comment.
17183 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17185 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17186 (sh_legitimate_address_p): Likewise.
17187 * config/sh/sh.c (sh_legitimate_index_p): New.
17188 (sh_legitimate_address_p): Likewise.
17189 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17190 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17191 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17192 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17193 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17194 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17195 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17196 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17197 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17199 2009-05-12 Jan Hubicka <jh@suse.cz>
17201 * tree-inline.c (estimate_operator_cost): Add operands;
17202 when division happens by constant, it is cheap.
17203 (estimate_num_insns): Loads and stores are not having cost of 0;
17204 EH magic stuff is cheap; when computing runtime cost of switch,
17205 use log2 base of amount of its cases; builtin_expect has cost of 0;
17206 compute cost for moving return value of call.
17207 (init_inline_once): Initialize time_based flags.
17208 * tree-inline.h (eni_weights_d): Add time_based flag.
17210 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17212 * df-core.c: Update head documentation.
17214 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17217 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17218 shadowing exisiting variable op1.
17220 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17223 * config/i386/driver-i386.c (processor_signatures): New enum.
17224 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17225 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17226 processor signature to detect geode processor.
17228 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17232 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17234 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17235 causes spurious differences between trunk and cond-optab branch.
17237 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17239 * dojump.c (compare_from_rtx): Delete.
17240 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17241 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17242 if the comparison does not satisfy the predicate; test predicates for
17243 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17244 further if one existing pattern fails.
17245 * expr.h (compare_from_rtx): Delete.
17246 (prepare_operand): Declare it.
17247 * optabs.c: Change "lib call" to "libcall" throughout.
17248 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17249 HAVE_conditional_trap, emit_cmp_insn): Delete.
17250 (can_compare_p): Delete cmp_optab case.
17251 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17252 Accept other parameters by value.
17253 (prepare_operand): Make non-static.
17254 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17255 other parameters by value. Try to widen operands here based on
17256 an optab_methods argument and looking at cbranch_optab.
17257 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17258 loop. Use cbranch_optab directly.
17259 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17260 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17262 (emit_conditional_move, emit_conditional_add): Inline what's needed
17263 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17264 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17265 with COMPARE. Move cmov_optab and cstore_optab above
17266 with cbranch_optab, move cmp_optab down with ucmp_optab,
17267 remove tst_otpab. Do not initialize trap_rtx.
17268 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17269 for trap code. Do not check HAVE_conditional_trap. Use
17270 prepare_cmp_insn. Accept no predicate for operand 3.
17271 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17272 (OTI_ctrap, ctrap_optab): New.
17273 (tst_optab): Delete.
17274 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17275 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17276 with lookup of ctrap_optab.
17277 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17279 (ctrap_optab): New.
17281 * combine.c (combine_simplify_rtx, simplify_set): Do not
17282 special case comparing against zero for cc0 machines.
17283 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17284 COMPARE on cc0 machines.
17285 (simplify_relational_operation): Return a new expression when
17286 a COMPARE could be removed.
17287 * final.c (final_scan_insn): Compare cc_status values
17288 against LHS of a (compare FOO (const_int 0)) cc0 source.
17289 Also check if cc_status.value is the full compare.
17291 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17292 (cstoreMM4): Document.
17293 (conditional_trap): Document ctrapMM4 instead.
17294 (sync_compare_and_swapMM): Refer to cbranchcc4.
17295 (Dependent Patterns): Eliminate obsolete information referring to
17296 the old jump optimization phase.
17297 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17298 of compares with 0 on cc0 machines.
17299 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17300 avoiding references to cc0. Remove text about storing operands
17302 * doc/tm.texi (Condition Codes): Include blurb on different
17303 condition code representations, separate into subsections for
17304 CC0, MODE_CC and conditional execution.
17306 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17307 alpha_emit_setcc): Accept operands and a machine mode.
17308 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17309 Get code/op0/op1 from operands, use machine mode argument
17310 instead of alpha_compare.fp_p. Emit the branch here.
17311 (alpha_emit_setcc): Likewise, and return boolean.
17312 (alpha_emit_conditional_move): Likewise. Assert that
17313 cmp_op_mode == cmp_mode, and simplify accordingly.
17314 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17315 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17316 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17318 (stack probe test): Use cbranchdi4.
17319 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17321 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17322 * config/arc/arc.h (movsicc, movsfcc): Use it.
17323 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17324 (cbranchsi4, cstoresi4): New.
17325 (cmpsi, bCC and sCC expanders): Remove.
17327 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17328 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17329 * config/arm/predicates.md (arm_comparison_operator): Only include
17330 floating-point operators if there is a hardware floating-point unit.
17331 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17332 deferring to cbranch_cc and cstore_cc respectively.
17333 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17334 cbranch_cc, cstore_cc): New.
17335 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17337 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17339 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17340 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17342 (adjust_insn_length): Adjust calls.
17343 (avr_reorg): Handle (compare (foo) (const_int 0)).
17344 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17345 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17346 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17347 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17349 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17350 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17352 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17353 (cbranchsi4, cstorebi4, cstoresi4): New.
17354 (movbisi): This insn is duplicate, split it to zero_extend.
17355 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17356 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17357 (bfin_optimize_loop): Use cbranch expander.
17358 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17359 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17360 (bfin_bimode_comparison_operator): ... this.
17361 (bfin_direct_comparison_operator): New.
17363 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17364 inside (compare FOO (const_int 0)).
17365 (cris_rtx_costs): Handle ZERO_EXTRACT.
17366 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17367 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17368 (*tstdi_v32): Delete.
17369 (*cmpdi_non_v32): Add M alternative for operand 1.
17370 (cmpsi, cmp<mode>): Make private.
17371 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17373 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17375 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17376 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17377 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17378 (cc_reg_operand): New.
17379 (any_cond): Delete.
17380 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17381 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17382 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17383 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17384 crx_expand_scond): Delete.
17386 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17388 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17389 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17391 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17392 cstoresi4, cstoresf4, cstoredf4): New.
17393 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17394 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17395 Receive the entire operands array.
17396 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17397 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17398 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17399 Get test/op0/op1 from the operands array.
17400 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17402 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17403 (h8300_expand_store): New.
17404 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17406 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17407 (h8300_expand_store): New.
17408 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17409 or do not try to produce (set (cc0) REG).
17410 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17411 change a compare into a move to a scratch register. Disable some
17412 peepholes when comparing with zero.
17413 (tstsi, tsthi, tstsi, cmpqi): Make private.
17415 (bCC, sCC): Delete.
17416 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17419 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17420 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17421 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17422 (ix86_emit_i387_log1p): Use cbranchxf2.
17423 (ix86_expand_setcc): Return void.
17424 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17425 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17426 cmp<MODEF>, cmpcc): Remove.
17427 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17428 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17429 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17430 (sCC and bCC expanders): Remove.
17431 (stack_protect_test): Use cbranchcc4.
17433 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17435 (ia64_expand_compare): Accept three rtx by reference and return void.
17436 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17437 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17438 from *expr. Update *expr with the BImode comparison to do.
17439 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17440 cmptf, bCC, sCC, conditional_trap): Delete.
17441 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17442 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17443 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17444 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17445 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17447 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17448 type of last argument.
17449 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17450 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17451 use machine mode argument instead of branch_type. Remove dead
17452 code for floating-point comparisons.
17453 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17454 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17456 (cbranchsi4, cstoresi4): New.
17457 * config/iq2000/predicates.md (reg_or_const_operand): New.
17459 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17460 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17461 (b<code>_op): Rewrite to...
17462 (bcc_op): ... this, using match_operator.
17463 (s<code>_op): Rewrite to...
17464 (scc_op): ... this, using match_operator.
17465 (s<code>_24_op): Rewrite to...
17466 (scc_op_24): ... this, using match_operator.
17467 (s<code>_<mode>): Rewrite to...
17468 (cstore<mode>4): ... this, using match_operator.
17469 (s<code>_<mode>_24): Rewrite to...
17470 (cstore<mode>4_24): ... this, using match_operator.
17471 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17472 m32c_unpend_compare, m32c_expand_scc): Delete.
17473 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17474 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17475 (m32c_expand_movcc): Change NE to EQ if necessary.
17476 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17478 * config/m32r/m32r-protos.h (gen_cond_store): New.
17479 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17480 (gen_cond_store): New, from sCC patterns.
17481 (m32r_expand_block_move): Use cbranchsi4.
17482 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17483 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17484 (cbranchsi4, cstoresi4): New.
17486 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17488 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17489 (m68hc11_notice_update_cc): Look into a compare with 0.
17490 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17492 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17493 cmphi, cmpqi, bCC): Delete.
17494 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17495 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17496 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17499 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17500 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17501 * config/m68k/constraints.md (H): New.
17502 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17503 the define_insn below.
17504 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17505 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17506 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17507 patterns): Wrap RHS with COMPARE.
17508 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17509 (*cmpdi_internal): Name this pattern.
17510 (cmpdi): Change to define_insn.
17511 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17512 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17513 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17515 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17516 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17517 (conditional_trap): Change to...
17518 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17519 (*conditional_trap): Use the ordered_comparison_operator and
17520 const1_operand predicates.
17521 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17522 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17523 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17524 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17526 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17527 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17528 (mcore_gen_compare): New.
17529 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17530 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17531 (mcore_gen_compare): ... this.
17532 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17533 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17534 (stack probe pattern): Use cbranchsi4.
17536 * config/mips/predicates.md (mips_cstore_operator): New.
17537 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17538 * config/mips/mips.md (any_cond): Delete.
17539 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17541 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17542 fixuns_truncsfdi2): Use cbranch patterns.
17543 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17544 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17545 Adjust call to mips_expand_conditional_branch.
17546 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17548 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17549 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17550 * config/mips/mips.c (cmp_operands): Delete.
17551 (mips_emit_compare): Get comparison operands from *op0/*op1.
17552 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17553 that it succeeds. Use op0/op1 instead of cmp_operands.
17554 (mips_expand_conditional_branch, mips_expand_conditional_move,
17555 mips_expand_conditional_trap): Likewise.
17556 (mips_block_move_loop): Use cbranch patterns.
17557 * config/mips/mips.h (cmp_operands): Delete.
17559 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17560 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17561 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17562 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17563 (*cmpcc_folded): Rename to...
17564 (*cmpdi_folded): this.
17565 (*cmpcc): Rename to...
17567 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17570 (cbranchdf4): New. Handle invalid comparisons here.
17571 * config/mmix/predicates.md (float_comparison_operator): New.
17573 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17574 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17575 * config/mn10300/mn10300.md (tst): Delete.
17576 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17577 Name these patterns and wrap RHS in a compare.
17578 (*cmpsi): Make this pattern private. Include tst.
17579 (*cmpsf): Make this pattern private.
17580 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17581 (compare with zero peepholes): Likewise.
17583 (cbranchsi4, cbranchsf4): New.
17584 (casesi): Use cbranchsi4.
17586 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17587 hppa_branch_type): Delete.
17588 (return_addr_rtx): Use cbranchsi4.
17589 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17590 Emit CCFPmode comparison here.
17591 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17592 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17593 hppa_branch_type): Delete.
17594 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17595 (movsicc, movdicc): Remove references to hppa_compare_op0,
17596 hppa_compare_op1 and compare_from_rtx.
17597 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17598 (casesi): Use cbranchsi4.
17600 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17601 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17602 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17603 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17604 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17606 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17607 (*branch, *branch_inverted): New.
17609 * config/picochip/picochip.md (cbranchhi4): Use
17610 ordered_comparison_operator.
17611 (cmphi, bCC): Remove.
17613 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17614 (trap_comparison_operator): Delete.
17615 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17616 rs6000_emit_cbranch): Accept mode and operands.
17617 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17618 rs6000_compare_fp_p): Delete.
17619 (rs6000_generate_compare): Accept mode and comparison. Extract code
17620 and op0/op1 from there. Replace references to rs6000_compare_op0
17621 and rs6000_compare_op1.
17622 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17623 extract result from passed operands.
17624 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17625 extract loc from passed operands.
17626 (rs6000_emit_cmove): Likewise.
17627 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17628 rs6000_compare_fp_p): Delete.
17629 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17630 (cbranch<GPR>4, cbranch<FP>4): New.
17631 (cstore<mode>4): New. Consolidate here all choices about when to use
17632 portable or specialized sCC sequences.
17633 (stack_protect_test): Use cbranchsi4.
17634 (conditional_trap): Replace with ctrap<GPR>4.
17635 (conditional trap insn): Replace trap_comparison_operator with
17636 ordered_comparison_operator.
17638 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17639 (s390_emit_prologue): Use ctrap.
17640 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17641 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17642 New predicates replacing...
17643 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17644 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17645 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17646 (add<mode>cc): Do not use s390_compare_op0/op1.
17647 (s<code>): Change to...
17648 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17649 (seq): Change to...
17650 (cstorecc4): ... this. Handle EQ or NE equally.
17651 (*sne): Un-privatize for use in cstorecc4.
17652 (b<code>): Change to...
17653 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17654 (conditional_trap): Replace with...
17655 (ctrap<GPR>4, ctrap<FP>4): ... these.
17656 (stack_protect): Use cbranchcc4.
17658 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17659 * config/score/score-protos.h (score_gen_cmp): Delete.
17660 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17661 (score_block_move-loop): Use cbranchsi4.
17662 * config/score/score.md (cbranchsi4): New.
17663 (cmpsi, bCC): Delete.
17664 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17665 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17666 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17667 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17668 * config/score/score3.h (score3_gen_cmp): Delete.
17669 * config/score/score7.h (score7_gen_cmp): Delete.
17671 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17672 (sh_emit_scc_to_t): ... this. Return void.
17673 (from_compare): Rename to...
17674 (sh_emit_compare_and_branch): ... this.
17675 (sh_emit_compare_and_set): New.
17676 (sh_expand_t_scc): Accept operands.
17677 * config/sh/predicates.md (sh_float_comparison_operator): New.
17678 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17679 (prepare_scc_operands): Rename to...
17680 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17682 (sh_emit_cheap_store_flag): New.
17683 (sh_emit_set_t_insn): New.
17684 (from_compare): Rename to...
17685 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17686 handling of TARGET_SH2E floating point to avoid recursive call.
17687 Generate branch here.
17688 (sh_emit_compare_and_set): New.
17689 (sh_expand_t_scc): Get op0/op1 from arguments.
17690 (sh_emit_cheap_store_flag): New.
17691 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17693 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17694 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17695 (movsicc, movdicc): Do nothing when it recreated operands from
17696 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17697 prepare_scc_operands (now sh_emit_scc_to_t).
17698 (udivdi3): Use cstoresi4.
17699 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17700 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17701 (cbranchint4_media, cbranchfp4_media): New.
17702 (casesi): Use cbranchdi4.
17703 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17705 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17706 (movnegt): Remove second operand.
17707 (cbranchsf4, cbranchdf4): New.
17708 (stack_protect): Use cbranchdi4/cbranchsi4.
17710 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17711 (gen_compare_reg): Accept comparison, extract part of it to...
17712 (gen_compare_reg_1): ... this.
17713 (gen_compare_operator): Delete.
17714 (gen_v9_scc): Accept separate destination, comparison code and arms.
17715 Do not use sparc_compare_op0/sparc_compare_op1.
17716 (emit_scc_insn, emit_conditional_branch_insn): New.
17717 (emit_v9_brxx): Make static. Remove useless assertion.
17718 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17720 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17721 * config/sparc/sparc-protos.h (gen_compare_reg,
17722 sparc_emit_float_lib_cmp): Adjust prototype.
17723 (emit_scc_insn, emit_conditional_branch_insn): New.
17724 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17725 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17726 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17727 iterators to the top.
17728 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17729 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17730 snedi_special_trunc): Delete.
17731 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17732 and snedi_special_trunc.
17733 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17734 cbranchdi4, cbranch<F:mode>4): New.
17735 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17736 here. Use gen_compare_reg instead of gen_compare_operator.
17737 (conditional_trap): Replace with...
17738 (ctrapsi4, ctrapdi4): ... this.
17739 (stack_protect_test): Use cbranchcc4.
17741 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17743 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17744 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17745 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17746 from operands[0] or operands[3] depending on is_set.
17747 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17748 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17749 cmpdf, bCC), sCC: Remove.
17750 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17751 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17753 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17754 spu_emit_branch_or_set.
17756 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17758 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17759 xstormy16_compare_op1): Delete.
17760 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17761 xstormy16_compare_op1): Delete.
17762 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17764 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17765 (cmphi, cmpsi, bCC): Remove.
17767 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17768 (*cmpsi): ... this one.
17769 (cbranchsi4, cstoresi4): New.
17770 (bCC expanders): Delete.
17771 (sCC insns): Fold into...
17772 (*setcc): ... this one.
17773 (casesi): Do not use gen_cmpsi and gen_bgtu.
17774 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
17775 (movsicc): Simplify.
17776 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
17778 * config/vax/vax-protos.h (cond_name): New.
17779 (vax_output_conditional_branch): Remove.
17780 * config/vax/vax.c (cond_name): New.
17781 (vax_output_conditional_branch): Remove.
17782 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
17783 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
17784 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
17785 (bit<VAXint>): Wrap source with (compare).
17786 (b<code> and following unnamed pattern): Rename to *branch and
17787 *branch_reversed. Change macroization to match_operator.
17788 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
17790 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
17791 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
17792 Change last argument to machine_mode.
17793 (xtensa_expand_scc): Add machine_mode argument.
17794 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
17795 (gen_conditional_move, xtensa_expand_conditional_branch,
17796 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
17797 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
17798 Adjust operand numbers.
17799 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
17801 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
17802 (cmpsi, cmpsf, b<code>, s<code>): Delete.
17803 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
17805 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17807 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17808 causes spurious differences between trunk and cond-optab branch.
17810 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17813 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
17815 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17817 * tree.c (iterative_hash_pointer): Delete.
17818 (iterative_hash_expr): Short-circuit handling of NULL pointer.
17819 Hash UIDs and versions of SSA names. Don't special-case built-in
17820 function declarations.
17822 2009-05-11 Ian Lance Taylor <iant@google.com>
17825 * graphite.c: Force -Wc++-compat to only be a warning before
17826 #including "cloog/cloog.h".
17828 2009-05-11 Martin Jambor <mjambor@suse.cz>
17830 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
17832 2009-05-11 Jan Hubicka <jh@suse.cz>
17834 * tree-ssa-loop-ivcanon.c: Include target.h
17835 (struct loop_size): new structure.
17836 (constant_after_peeling): New predicate.
17837 (tree_estimate_loop_size): New function.
17838 (estimated_unrolled_size): Rewrite for new estimates.
17839 (try_unroll_loop_completely): Use new estimates.
17840 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
17842 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17844 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
17845 libcpp interface change.
17846 (spu_macro_to_expand): Likewise.
17848 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
17850 PR tree-optimization/40026
17851 * gimplify.c (gimplify_init_constructor): Change initial conditional
17852 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
17853 optimize_compound_literals_in_ctor.
17855 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
17857 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
17859 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
17861 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
17863 * tree-vect-data-refs.c (vect_analyze_group_access): Use
17864 HOST_WIDE_INT for gap.
17866 2009-05-11 Ira Rosen <irar@il.ibm.com>
17868 PR tree-optimization/40074
17869 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
17870 account in group size and step comparison.
17872 2009-05-11 Richard Guenther <rguenther@suse.de>
17874 * passes.c (init_optimization_passes): Strip now incorrect comment.
17875 (execute_function_todo): Do not set PROP_alias.
17876 * tree-pass.h (PROP_alias): Remove.
17877 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
17878 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
17879 * tree-nrv.c (pass_return_slot): Likewise.
17880 * tree-object-size.c (pass_object_sizes): Likewise.
17881 * tree-ssa-dom.c (pass_dominator): Likewise.
17882 (pass_phi_only_cprop): Likewise.
17883 * tree-ssa-dse.c (pass_dse): Likewise.
17884 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17885 (pass_cselim): Likewise.
17886 * tree-ssa-pre.c (pass_pre): Likewise.
17887 (pass_fre): Likewise.
17888 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
17889 * tree-ssa-sink.c (pass_sink_code): Likewise.
17890 * tree-stdarg.c (pass_stdarg): Likewise.
17891 * tree-tailcall.c (pass_tail_calls): Likewise.
17892 * tree-vrp.c (pass_vrp): Likewise.
17894 2009-05-10 Ian Lance Taylor <iant@google.com>
17896 * basic-block.h (enum profile_status): Break out of struct
17897 control_flow_graph.
17898 * cgraph.h (struct inline_summary): Break out of struct
17900 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
17901 of struct cgraph_order_sort.
17902 * combine.c (enum undo_kind): New enum, broken out of struct undo.
17903 * cse.c (struct branch_path): Break out of struct
17904 cse_basic_block_data.
17905 * except.h (enum eh_region_type): Break out of struct eh_region.
17906 * gcc.c (enum add_del): Break out of struct modify_target.
17907 * genrecog.c (enum decision_type): Break out of struct decision_test.
17908 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
17910 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
17911 * regmove.c (enum match_use): New enum, broken out of struct match.
17912 * sched-int.h (enum post_call_group): New enum, broken out of
17914 (struct deps_reg): Break out of struct deps.
17915 * target.h (struct asm_int_op): Break out of struct gcc_target.
17916 * tree-eh.c (struct goto_queue_node): Break out of struct
17918 * tree-inline.h (enum copy_body_cge_which): Break out of
17920 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
17922 * c-decl.c (in_struct, struct_types): New static variables.
17923 (pushtag): Add loc parameter. Change all callers.
17924 (lookup_tag): Add ploc parameter. Change all callers.
17925 (check_compound_literal_type): New function.
17926 (parser_xref_tag): Add loc parameter. Change all callers. If
17927 -Wc++-compat, warn about struct/union/enum types defined within a
17929 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
17930 and loc parameters. Change all callers. Change error calls to
17931 error_at, using loc. For a redefinition, if the location of the
17932 original definition is known, report it. Set in_struct and
17933 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
17934 (finish_struct): Add new parameters enclosing_in_struct and
17935 enclosing_struct_types. Change all callers. Set
17936 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
17937 in the struct. If in a struct, add this struct to struct_types.
17938 (start_enum): Add loc parameter. Change all callers. Use
17939 error_at for errors, using loc. For a redefinition, if the
17940 location of the original definition is known, report it. If in a
17941 struct, add this enum type to struct_types. If -Wc++-compat warn
17942 if in sizeof, typeof, or alignof.
17943 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
17944 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
17945 (c_parser_enum_specifier): Get enum location for start_enum.
17946 (c_parser_struct_or_union_specifier): Get struct location for
17947 start_struct. Save in_struct and struct_types status between
17948 start_struct and finish_struct.
17949 (c_parser_cast_expression): Get location of cast.
17950 (c_parser_alignof_expression): Get location of type.
17951 (c_parser_postfix_expression): Likewise.
17952 (c_parser_postfix_expression_after_paren_type): Add type_loc
17953 parameter. Change all callers. Call check_compound_literal_type.
17954 Use type_loc for error about variable size type.
17955 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
17956 of an enum constant from an enum type defined in a struct or union.
17957 (c_cast_expr): Add loc parameter. Change all callers. If
17958 -Wc++-compat, warn about defining a type in a cast.
17959 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
17960 (start_enum, start_struct, finish_struct): Update declarations.
17961 (parser_xref_tag, c_cast_expr): Update declarations.
17962 (check_compound_literal_type): Declare.
17964 2009-05-11 Ben Elliston <bje@au.ibm.com>
17966 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
17967 for recent libcpp interface change.
17968 (rs6000_macro_to_expand): Likewise.
17970 2009-05-10 Michael Matz <matz@suse.de>
17973 * config/arm/arm.c (require_pic_register): Emit on entry edge,
17974 not at entry of function.
17976 2009-05-10 Richard Guenther <rguenther@suse.de>
17978 PR tree-optimization/40081
17980 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17981 using the main variant of the element type. Do not fiddle with
17982 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17984 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
17985 structs with volatile fields.
17987 2009-05-10 Jan Hubicka <jh@suse.cz>
17989 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
17990 (estimate_move_cost): Assert that it does not get called for
17992 (estimate_num_insns): Skip VOID types in argument handling.
17993 (optimize_inline_calls): Delete unreachable blocks and verify that
17994 callgraph is valid.
17996 2009-05-10 Jan Hubicka <jh@suse.cz>
17998 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
17999 * cgraph.c (cgraph_mark_address_taken_node): New function.
18000 (dump_cgraph_node): Dump new flag.
18001 * cgraph.h (struct cgraph_node): Add address_taken.
18002 (cgraph_mark_address_taken_node): New function.
18003 * ipa.c (cgraph_postorder): Prioritize functions with address taken
18004 since new direct calls can be born.
18006 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18008 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
18009 tok->val.node.node.
18011 2009-05-10 Jan Hubicka <jh@suse.cz>
18013 PR middle-end/40084
18014 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
18016 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
18017 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
18018 * tree-inline.c (copy_bb): Set frequency correctly.
18019 (fold_marked_statements): Update call to
18020 cgraph_update_edges_for_call_stmt.
18022 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18024 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
18025 identifiers in diagnostics.
18026 * config/arm/arm.c (arm_handle_fndecl_attribute,
18027 arm_handle_isr_attribute): Likewise.
18028 * config/avr/avr.c (avr_handle_progmem_attribute,
18029 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18030 * config/bfin/bfin.c (handle_int_attribute,
18031 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18032 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18033 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18035 * config/darwin.c (darwin_handle_kext_attribute,
18036 darwin_handle_weak_import_attribute): Likewise.
18037 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18038 h8300_handle_eightbit_data_attribute,
18039 h8300_handle_tiny_data_attribute): Likewise.
18040 * config/i386/i386.c (ix86_handle_cconv_attribute,
18041 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18042 * config/i386/winnt.c (ix86_handle_shared_attribute,
18043 ix86_handle_selectany_attribute): Likewise.
18044 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18045 * config/m32c/m32c.c (function_vector_handler): Likewise.
18046 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18047 m68hc11_handle_fntype_attribute): Likewise.
18048 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18049 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18050 * config/mips/mips.c (mips_insert_attributes,
18051 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18052 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18053 rs6000_handle_struct_attribute): Likewise.
18054 * config/sh/sh.c (sh_insert_attributes,
18055 sh_handle_resbank_handler_attribute,
18056 sh_handle_interrupt_handler_attribute,
18057 sh2a_handle_function_vector_handler_attribute,
18058 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18060 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18061 * config/spu/spu.c (spu_handle_fndecl_attribute,
18062 spu_handle_vector_attribute): Likewise.
18063 * config/stormy16/stormy16.c
18064 (xstormy16_handle_interrupt_attribute): Likewise.
18065 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18066 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18068 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18070 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18071 (pp_translate_identifiers): New.
18072 (pp_identifier): Only conditionally translate identifier to locale
18074 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18075 (pp_base_tree_identifier): Only conditionally translate identifier
18076 to locale character set.
18077 * c-pretty-print.c (M_): Define.
18078 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18079 fragments for conditional translation with M_.
18080 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18081 identifier translation.
18083 2009-05-10 Richard Guenther <rguenther@suse.de>
18085 PR tree-optimization/40081
18086 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18087 using the main variant of the element type. Do not fiddle with
18088 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18090 2009-05-09 Jan Hubicka <jh@suse.cz>
18092 PR middle-end/40080
18093 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18094 indirect calls; verify cgraph afterwards.
18096 2009-05-09 Jan Hubicka <jh@suse.cz>
18099 * ipa.c (update_inlined_to_pointer): New function.
18100 (cgraph_remove_unreachable_nodes): Use it.
18102 2009-05-09 Jan Hubicka <jh@suse.cz>
18104 * tree-eh.c (struct leh_state): Remove prev_try.
18105 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18106 not track prev_try.
18107 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18108 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18109 remove_eh_handler_and_replace, foreach_reachable_handler,
18110 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18111 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18112 (gen_eh_region_cleanup): Update prototype.
18114 2009-05-09 Jan Hubicka <jh@suse.cz>
18116 PR middle-end/40043
18117 * except.c (copy_eh_region): Always set prev_try.
18118 (redirect_eh_edge_to_label): Find outer try.
18119 (foreach_reachable_handler): When looking for prev try
18120 handle case where previous try is not going to be taken.
18122 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18124 PR tree-optimization/40049
18125 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18126 only vector/vector shifts, convert the type of the constant to the
18127 appropriate type to avoid building incorrect trees, which
18128 eventually have problems with garbage collection.
18130 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18132 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18133 -1 for complex floating-point types if honoring signed zeros.
18135 2009-05-08 Jan Hubicka <jh@suse.cz>
18137 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18138 argument; handle correctly when profile is absent.
18139 (build_cgraph_edges): Update.
18140 (rebuild_cgraph_edges): Update.
18141 * cgraph.c: Do not include varray.h.
18142 (cgraph_set_call_stmt_including_clones): New function.
18143 (cgraph_create_edge_including_clones): Likewise
18144 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18145 (cgraph_update_edges_for_call_stmt): Handle clones.
18146 (cgraph_remove_node): Handle clone tree.
18147 (cgraph_remove_node_and_inline_clones): New function.
18148 (dump_cgraph_node): Dump clone tree.
18149 (cgraph_clone_node): Handle clone tree.
18150 (clone_function_name): Bring here from tree-inline.c.
18151 (cgraph_create_virtual_clone): New function.
18152 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18153 (cgraph_clone_info): New function.
18154 (strut cgraph_node): Add clone_info and new clone tree pointers.
18155 (cgraph_remove_node_and_inline_clones,
18156 cgraph_set_call_stmt_including_clones,
18157 cgraph_create_edge_including_clones,
18158 cgraph_create_virtual_clone): Declare.
18159 (cgraph_function_versioning): Use VEC argument.
18160 (compute_call_stmt_bb_frequency): Update prototype.
18161 (cgraph_materialize_all_clones): New function.
18162 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18163 (ipcp_create_replace_map): Update to VECtors.
18164 (ipcp_update_callgraph): Use virtual clones.
18165 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18166 (ipcp_update_profiling): Do not update local profiling.
18167 (ipcp_insert_stage): Use VECtors and virtual clones.
18168 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18169 (clone_of_p): New function.
18170 (cgraph_preserve_function_body_p): Use clone tree.
18171 (cgraph_optimize): Materialize clones.
18172 (cgraph_function_versioning): Update for VECtors.
18173 (save_inline_function_body): Use clone tree.
18174 (cgraph_materialize_clone): New function.
18175 (cgraph_materialize_all_clones): Likewise.
18176 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18177 * ipa.c: Include gimple.h.
18178 (cgraph_remove_unreachable_nodes): Use clone tree.
18179 * ipa-prop.c (ipa_note_param_call): Update call to
18180 compute_call_stmt_bb_frequencycall.
18181 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18182 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18183 (copy_bb): Handle updating of clone tree; add new edge when new call
18185 (expand_call_inline): Be strict about every call having edge.
18186 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18187 (delete_unreachable_blocks_update_callgraph): New function.
18188 (tree_function_versioning): Use VECtors; always remove unreachable
18189 blocks and fold conditionals.
18190 * tree-inline.h: Do not include varray.h.
18191 (tree_function_versioning): Remove.
18192 * Makefile.in (GTFILES): Remove tree-inline.c
18193 * passes.c (do_per_function): Do only functions having body.
18194 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18197 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18198 Andrew Morrow <acm@google.com>
18201 * c-common.c (c_common_attribute_table): Permit deprecated
18202 attribute to take an optional argument.
18203 (handle_deprecated_attribute): If the optional argument to
18204 __attribute__((deprecated)) is not a string ignore the attribute
18205 and emit a warning.
18207 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18208 * c-typeck.c (build_component_ref): Likewise.
18209 (build_external_ref): Likewise.
18211 * toplev.c (warn_deprecated_use): Add an attribute argument.
18212 Emit the message associated with __attribute__((deprecated)).
18214 * toplev.h (warn_deprecated_use): Updated.
18216 * doc/extend.texi: Document new optional parameter to
18217 __attribute__((deprecated))
18219 2009-05-08 Michael Eager <eager@eagercon.com>
18221 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18222 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18224 2009-05-08 Richard Guenther <rguenther@suse.de>
18226 PR tree-optimization/40062
18227 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18228 Avoid exponential behavior.
18230 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18232 PR rtl-optimization/33928
18234 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18235 process_uses, build_single_def_use_links): New.
18236 (update_df): Update use_def_ref.
18237 (forward_propagate_into): Use get_def_for_use instead of use-def
18239 (fwprop_init): Call build_single_def_use_links and let it initialize
18241 (fwprop_done): Free use_def_ref.
18242 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18243 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18244 df_rd_simulate_one_insn): New.
18245 (df_rd_bb_local_compute_process_def): Update head comment.
18246 (df_chain_create_bb): Use the new RD simulation functions.
18247 * df.h (df_rd_simulate_artificial_defs_at_top,
18248 df_rd_simulate_one_insn): New.
18249 * opts.c (decode_options): Enable fwprop at -O1.
18250 * doc/invoke.texi (-fforward-propagate): Document this.
18252 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18255 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18256 and one complex operand specially.
18257 * tree-complex.c (some_nonzerop): Do not identify a real value as
18258 zero if flag_signed_zeros.
18260 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18262 PR rtl-optimization/33928
18263 * loop-invariant.c (record_use): Fix && vs. || mishap.
18265 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18267 PR rtl-optimization/33928
18268 * loop-invariant.c (struct use): Add addr_use_p.
18269 (struct def): Add n_addr_uses.
18270 (struct invariant): Add cheap_address.
18271 (create_new_invariant): Set cheap_address.
18272 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18273 (record_uses): Pass df_ref to record_use.
18274 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18277 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18279 * config/sh/sh.c: Do not include c-pragma.h.
18281 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18283 * config/spu/spu.c: Remove include of c-common.h.
18285 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18288 * c-common.h (mark_valid_location_for_stdc_pragma,
18289 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18290 clear_float_const_decimal64, float_const_decimal64_p): New.
18291 * c.opt (Wunsuffixed-float-constants): New.
18292 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18293 unsuffixed float constant, handle new warning.
18294 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18295 * c-decl.c (c_scope): New flag float_const_decimal64.
18296 (set_float_const_decimal64, clear_float_const_decimal64,
18297 float_const_decimal64_p): New.
18298 (push_scope): Set new flag.
18299 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18300 to use STDC pragmas.
18301 (c_parser_external_declaration): Ditto.
18302 (c_parser_compound_statement_nostart): Ditto.
18303 * c-pragma.c (valid_location_for_stdc_pragma,
18304 mark_valid_location_for_stdc_pragma,
18305 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18306 handle_pragma_float_const_decimal64): New.
18307 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18308 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18309 set_float_const_decimal64, clear_float_const_decimal64,
18310 float_const_decimal64_p): New dummy functions.
18311 * doc/extend.texi (Decimal Float): Remove statement that the
18312 pragma, and suffix for double constants, are not supported.
18313 * doc/invoke.texi (Warning Options): List new option.
18314 (-Wunsuffixed-float-constants): New.
18316 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18318 * config/i386/i386.c: Do not include c-common.h.
18320 2009-05-07 Mark Heffernan <meheff@google.com>
18322 * doc/invoke.texi (Debugging Options): Document change of debugging
18324 * opts.c (decode_options): Make dump_base_name relative to
18325 aux_base_name directory.
18327 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18329 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18330 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18332 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18334 * Makefile.in (install-plugin): Simplify a bit.
18336 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18338 * Makefile.in (OBJS-common): Add regcprop.o.
18340 * timevar.def (TV_CPROP_REGISTERS): New.
18341 * regrename.c (regrename_optimize): Return 0.
18342 (rest_of_handle_regrename): Delete.
18343 (pass_rename_registers): Point to regrename_optimize.
18344 (struct value_data_entry, struct value_data,
18345 kill_value_one_regno, kill_value_regno, kill_value,
18346 set_value_regno, init_value_data, kill_clobbered_value,
18347 kill_set_value, kill_autoinc_value, copy_value,
18348 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18349 replace_oldest_value_reg, replace_oldest_value_addr,
18350 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18351 debug_value_data, validate_value_data): Move...
18352 * regcprop.c: ... here.
18353 (rest_of_handle_cprop): Delete.
18354 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18356 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18358 PR middle-end/40057
18359 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18360 GEN_INT for 1 << bitnum.
18361 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18362 build_int_cst_type.
18364 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18366 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18367 Remove wrong description of "nand" operation.
18369 2009-05-06 Richard Guenther <rguenther@suse.de>
18370 Adam Nemet <anemet@caviumnetworks.com>
18372 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18373 comment. Add that if LHS is not a gimple register, then RHS1 has
18374 to be a single object (GIMPLE_SINGLE_RHS).
18376 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18378 * expr.c (get_def_for_expr): Move it up in the file.
18379 (store_field): When expanding a bit-field store, look at the
18380 defining gimple stmt for the masking conversion.
18382 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18384 PR middle-end/39986
18385 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18386 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18387 32-bit memcpy into long.
18389 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18391 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18392 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18394 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18395 instead of appending DW_OP_deref*.
18397 2009-05-06 Michael Matz <matz@suse.de>
18399 PR middle-end/40021
18400 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18401 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18403 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18405 * Makefile.in (install-plugin): Fix srcdir handling.
18407 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18409 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18410 when processing for not_regs_needed bitmap.
18411 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18412 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18413 handling it for rhs.
18415 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18417 * config/i386/i386.md (unnamed inc/dec peephole): Use
18418 optimize_insn_for_size_p instead of optimize_size.
18419 * config/i386/predicates.md (incdec_operand): Likewise.
18420 (aligned_operand): Likewise.
18421 * config/i386/sse.md (divv8sf3): Likewise.
18422 (sqrtv8sf2): Likewise.
18424 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18426 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18428 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18430 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18432 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18433 ssemodesuffixf2c with avxmodesuffixf2c.
18435 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18438 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18440 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18442 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18443 (struct tree_base): Adjust spacing for 8 bit boundaries.
18444 (struct tree_decl_common): Add decl_by_reference_flag bit.
18445 (DECL_BY_REFERENCE): Adjust.
18446 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18447 print DECL_BY_REFERENCE bit.
18448 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18449 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18450 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18451 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18454 PR middle-end/39666
18455 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18456 range of the type, but default label is missing, add it with one
18457 of the existing labels instead of adding a new label for it.
18459 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18463 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18465 * Makefile.in (enable_plugin, plugin_includedir): New.
18466 (install): Depend on install-plugin.
18467 (PLUGIN_HEADERS): New.
18468 (install-plugin): New.
18469 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18471 2009-05-05 Richard Guenther <rguenther@suse.de>
18473 PR tree-optimization/40022
18474 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18476 (phivn_valid_p): Fix tuplification error, simplify.
18477 (phiprop_insert_phi): Add dumps.
18478 (propagate_with_phi): Simplify.
18480 2009-05-05 Richard Guenther <rguenther@suse.de>
18482 PR middle-end/40023
18483 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18485 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18487 * tree.h (strip_float_extensions): Remove duplicate declaration.
18488 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18489 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18490 block_ultimate_origin): Rearrange the declarations line to match the
18491 comment that indicates the .c file which the functions are defined.
18492 (dwarf2out_*, set_decl_rtl): Add comment.
18493 (get_base_address): Adjust comment.
18494 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18495 declarations line and add comment.
18496 (is_builtin_name): Add blank after function name, for clarity.
18498 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18500 * attribs.c (decl_attributes): Use %qE for identifiers in
18502 * cgraphunit.c (verify_cgraph_node): Translate function names to
18503 locale character set in diagnostics.
18504 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18506 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18507 Document that functions are named in UTF-8.
18508 * expr.c (expand_expr_real_1): Translate function names to locale
18509 character set in diagnostics.
18510 * gimplify.c (omp_notice_variable, omp_is_private,
18511 gimplify_scan_omp_clauses): Use %qE for identifiers in
18513 * langhooks.c (lhd_print_error_function): Translate function names
18514 to locale character set.
18515 * langhooks.h (decl_printable_name): Document that return value is
18516 in internal character set.
18517 * stmt.c: Include pretty-print.h
18518 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18520 (resolve_operand_name_1): Translate named operand name to locale
18522 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18524 * toplev.c (announce_function): Translate function names to locale
18526 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18527 (default_tree_printer): Use pp_identifier or translate identifiers
18528 to locale character set. Mark "<anonymous>" for translation.
18529 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18530 for identifiers in diagnostics.
18531 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18533 * varasm.c (output_constructor): Use %qE for identifiers in
18536 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18538 * configure.ac: use ` ` instead of $()
18539 * configure: Regenerate.
18541 2009-05-05 Ben Elliston <bje@au.ibm.com>
18543 * config/pa/linux-atomic.c: Eliminate conditional include of
18544 errno.h on non-LP64 systems to simplify build requirements.
18546 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18548 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18550 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18551 and pass value to identifier_to_locale.
18552 (warn_variable_length_array): Make name a tree.
18553 (grokdeclarator): Separate diagnostic texts for named and unnamed
18554 declarators. Use %qE for named declarators.
18555 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18557 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18558 identifiers in diagnostics.
18559 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18560 identifier_to_locale. Mark "anonymous" strings for translation.
18562 2009-05-04 Michael Eager <eager@eagercon.com>
18564 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18565 address for DImode/DFmode only if double-precision FP regs.
18567 2009-05-04 Michael Eager <eager@eagercon.com>
18569 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18570 TARGET_SINGLE_FLOAT check.
18572 2009-05-04 Michael Eager <eager@eagercon.com>
18574 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18576 2009-05-04 Michael Eager <eager@eagercon.com>
18578 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18579 * config/rs6000/t-xilinx: New
18581 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18583 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18584 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18585 * gcc/explow.c (memory_address): Use target hook.
18586 * gcc/targhooks.c (default_legitimize_address): New.
18587 * gcc/targhooks.h (default_legitimize_address): New.
18588 * gcc/target.h (legitimize_address): New.
18589 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18590 (TARGET_INITIALIZER): Include it.
18591 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18593 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18594 * config/bfin/bfin.c (legitimize_address): Remove.
18595 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18596 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18598 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18599 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18601 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18602 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18603 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18604 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18605 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18606 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18607 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18608 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18609 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18610 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18611 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18612 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18613 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18614 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18615 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18616 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18617 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18618 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18619 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18620 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18621 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18622 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18623 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18625 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18626 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18627 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18628 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18629 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18630 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18631 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18632 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18633 (thumb_legitimize_address): Delete.
18634 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18635 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18636 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18637 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18638 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18639 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18641 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18644 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18645 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18646 * config/m32r/m32r.c (m32r_legitimize_address): New.
18647 * config/m68k/m68k.c (m68k_legitimize_address): New.
18648 * config/score/score.c (score_legitimize_address): Standardize.
18649 * config/score/score3.c (score3_legitimize_address): Standardize.
18650 * config/score/score3.h (score3_legitimize_address): Adjust.
18651 * config/score/score7.c (score7_legitimize_address): Standardize.
18652 * config/score/score7.h (score7_legitimize_address): Adjust.
18653 * config/sh/sh.c (sh_legitimize_address): New.
18654 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18656 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18657 (s390_legitimize_address): ... this.
18658 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18659 (sparc_legitimize_address): ... this.
18660 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18661 (ix86_legitimize_address): ... this.
18662 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18663 (avr_legitimize_address): ... this.
18664 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18665 (mn10300_legitimize_address): ... this.
18666 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18667 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18668 (alpha_expand_mov): Adjust call.
18670 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18671 * config/spu/spu.c (spu_legitimize_address): Likewise.
18672 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18673 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18675 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18677 * intl.c (locale_encoding, locale_utf8): New.
18678 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18679 * intl.h (locale_encoding, locale_utf8): Declare.
18680 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18681 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18683 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18685 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18686 (pp_base_tree_identifier): Declare as function.
18687 (identifier_to_locale): Declare.
18688 * Makefile.in (pretty-print.o): Update dependencies.
18689 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18691 2009-05-04 Richard Guenther <rguenther@suse.de>
18693 PR middle-end/40015
18694 * builtins.c (fold_builtin_memory_op): Do not decay to element
18695 type if the size matches the whole array.
18697 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18699 * expmed.c (synth_mult): When trying out a shift, pass the result
18702 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18704 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18705 (shiftsub1_cost): New.
18706 (init_expmed): Compute shiftsub1_cost.
18707 (synth_mult): Optimize multiplications by constants of the form
18708 -(2^^m-1) for some constant positive integer m.
18710 2009-05-03 Richard Guenther <rguenther@suse.de>
18713 * c-typeck.c (array_to_pointer_conversion): Do not built
18714 ADDR_EXPRs of arrays of pointer-to-element type.
18715 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18716 up wrong ADDR_EXPRs after-the-fact.
18717 * c-common.c (strict_aliasing_warning): Strip pointer
18718 conversions for obtaining the original type.
18719 * builtins.c (fold_builtin_memset): Handle array types.
18720 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18723 2009-05-03 Richard Guenther <rguenther@suse.de>
18725 PR middle-end/23329
18726 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18727 Do not lose casts from array types with unknown extent to array
18728 types with known extent.
18729 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18730 alias set compatibility.
18732 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18734 * flags.h (extra_warnings): Delete.
18735 * toplev.c (process_options): Handle Wuninitialized here.
18736 * opts.c (extra_warnings): Delete.
18737 (set_Wextra): Delete.
18738 (common_handle_option): -Wextra can be handled automatically.
18739 * c-opts.c (c_common_handle_option): Delete obsolete code.
18740 (c_common_post_options): Simplify comment.
18741 * common.opt (W): Add Var.
18743 (Wuninitialized): Initialize to -1.
18745 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18746 Richard Guenther <rguenther@suse.de>
18748 * expr.c (get_def_for_expr): New function.
18749 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18750 SSA rather than trees.
18751 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18752 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18754 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18756 * c-common.c (reswords): Add _Imaginary.
18757 * c-common.c (enum rid): Add RID_IMAGINARY.
18759 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18761 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18762 Patch by Richard Guenther.
18764 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18766 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18767 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18768 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18769 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
18770 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
18771 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
18772 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
18773 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
18774 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
18775 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
18776 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
18777 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
18778 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
18779 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
18780 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
18781 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
18782 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
18783 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
18785 2009-05-02 Richard Guenther <rguenther@suse.de>
18787 PR tree-optimization/39940
18788 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
18791 2009-05-02 Richard Guenther <rguenther@suse.de>
18793 PR middle-end/40001
18794 * tree-ssa.c (execute_update_addresses_taken): Properly check
18795 if we can mark a variable DECL_GIMPLE_REG_P.
18796 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
18797 back to the end of the function.
18798 (is_gimple_reg_type): Remove complex type special casing.
18799 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
18802 2009-05-02 Ben Elliston <bje@au.ibm.com>
18804 * doc/collect2.texi (Collect2): Document search path behaviour
18805 when configured with --with-ld.
18807 2009-05-02 Jan Hubicka <jh@suse.cz>
18809 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
18810 parameter; update callers.
18811 (coalesce_cost_edge): EH edges are costier because they needs
18812 splitting even if not critical and even more costier when there are
18813 multiple EH predecestors.
18815 2009-05-02 Jan Hubicka <jh@suse.cz>
18817 * except.c (remove_eh_handler_and_replace): Handle updating after
18818 removing TRY blocks.
18820 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
18822 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
18824 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
18826 * varasm.c: Do not include c-pragma.h.
18827 * attribs.c: Do not incude c-common.h.
18829 2009-05-01 Michael Matz <matz@suse.de>
18831 * calls.c (initialize_argument_information): Handle SSA names like
18832 decls with a non MEM_P DECL_RTL.
18834 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18836 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
18837 * ipa-utils.c: Likewise.
18838 * ipa-type-escape.c: Likewise.
18839 * cgraphunit.c Do not include c-common.h.
18840 * ipa-pure-const.c: Likewise.
18841 * tree-if-conv.c: Likewise.
18842 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
18843 * ipa-struct-reorg.c: Likewise.
18844 * tree-nomudflap.c: Likewise.
18845 * tree-ssa-structalias.c: Likewise.
18847 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18849 * store-motion.c: Many cleanups to make this pass a first-class
18850 citizen instead of an appendix to gcse load motion. Add TODO list
18851 to make this pass faster/cleaner/better.
18853 (struct ls_expr): Post gcse.c-split cleanups.
18854 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
18855 "stores" field to "avail_stores".
18856 (pre_ldst_mems): Rename to store_motion_mems.
18857 (pre_ldst_table): Rename to store_motion_mems_table.
18858 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
18859 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
18860 (ldst_entry): Rename to st_expr_entry, update users.
18861 (free_ldst_entry): Rename to free_st_expr_entry, update users.
18862 (free_ldst_mems): Rename to free_store_motion_mems, update users.
18863 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
18865 (first_ls_expr): Rename to first_st_expr, update users.
18866 (next_ls_expr): Rename to next_st_expr, update users.
18867 (print_ldst_list): Rename to print_store_motion_mems. Print names of
18868 fields properly for store motion instead of names inherited from load
18870 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
18871 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
18874 (ae_kill): Rename to st_kill, update users.
18875 (ae_gen): Rename to st_avloc, update users.
18876 (transp): Rename to st_transp, update users.
18877 (pre_insert_map): Rename to st_insert_map, update users.
18878 (pre_delete_map): Rename to st_delete_map, update users.
18879 (insert_store, build_store_vectors, free_store_memory,
18880 one_store_motion_pass): Update for abovementioned changes.
18882 (gcse_subst_count, gcse_create_count): Remove.
18883 (one_store_motion_pass): New statistics counters "n_stores_deleted"
18884 and "n_stores_created", local variables.
18886 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
18889 (regvec, compute_store_table_current_insn): Remove.
18890 (reg_set_info, reg_clear_last_set): Remove.
18891 (compute_store_table): Use DF caches instead of local dataflow
18894 2009-05-01 Joseph Myers <joseph@codesourcery.com>
18896 * c-objc-common.c (c_tree_printer): Print identifiers with
18897 pp_identifier, not pp_string. Mark "({anonymous})" for
18899 * c-pretty-print.c (pp_c_ws_string): New.
18900 (pp_c_cv_qualifier, pp_c_type_specifier,
18901 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
18902 pp_c_storage_class_specifier, pp_c_function_specifier,
18903 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
18904 pp_c_primary_expression, pp_c_postfix_expression,
18905 pp_c_unary_expression, pp_c_shift_expression,
18906 pp_c_relational_expression, pp_c_equality_expression,
18907 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
18908 use pp_string and pp_c_ws_string in place of pp_identifier and
18909 pp_c_identifier for non-identifiers. Mark English strings for
18911 * c-pretty-print.h (pp_c_ws_string): Declare.
18913 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
18914 Roland McGrath <roland@redhat.com>
18916 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
18917 (ENABLE_LD_BUILDID): New configuration option.
18918 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
18919 (LINK_BUILDID_SPEC): New macro.
18920 (init_spec): If defined, prepend it between LINK_EH_SPEC and
18922 * doc/install.texi: Document --enable-linker-build-id option.
18923 * configure: Rebuild.
18924 * config.in: Rebuild.
18926 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
18928 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
18929 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
18930 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
18931 MIPS_GP_SAVE_AREA_SIZE.
18932 * config/mips/mips.c (struct mips_frame_info): Update comment
18933 before arg_pointer_offset and hard_frame_pointer_offset.
18934 (mips_compute_frame_info): Update diagram before function: to
18935 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
18936 indicate the position of frame_pointer_rtx with -fstack-protector and
18937 to show args_size. Don't allocate cprestore area for leaf functions
18938 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
18940 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
18942 2009-04-30 Michael Matz <matz@suse.de>
18944 PR tree-optimization/39955
18945 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
18947 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
18949 * ira.c (setup_cover_and_important_classes): Use safe macro
18950 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
18952 * genpreds.c (write_tm_preds_h): Output suitable definition of
18953 REG_CLASS_FOR_CONSTRAINT.
18955 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18957 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
18959 * bitmap.c (bitmap_descriptor): Likewise.
18960 * ggc-common.c (loc_descriptor): Likewise.
18961 * varray.c (varray_descriptor): Likewise.
18962 * vec.c (vec_descriptor): Likewise.
18964 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
18966 * Makefile.in (dce.o): Add $(EXCEPT_H).
18967 * dce.c: Include except.h and delete redundant vector definitions.
18968 (deletable_insn_p): Return false for non-call insns that can throw
18971 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
18973 * gcse.c (ae_gen): Remove.
18974 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
18975 and make non-static function to make it available in store-motion.c.
18976 Update call sites with search-and-replace.
18977 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
18978 extract_mentioned_regs, extract_mentioned_regs_helper,
18979 find_moveable_store, compute_store_table, load_kills_store, find_loads,
18980 store_killed_in_insn, store_killed_after, store_killed_before,
18981 build_store_vectors, insert_insn_start_basic_block, insert-store,
18982 remove_reachable_equiv_notes, replace_store_insn, delete_store,
18983 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
18984 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
18985 * store-motion.c: ...new file. Also copy data structures from gcse.c
18986 and clean up to remove parts not used by store motion.
18987 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
18988 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
18990 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18993 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
18994 when optimizing for size.
18996 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
18998 * gcse.c (gcse_constant_p): Fix typo in last change.
19000 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19002 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
19004 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
19006 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
19008 2009-04-29 James E. Wilson <wilson@codesourcery.com>
19010 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
19011 CONST_HIGH_PART result.
19013 2009-04-29 Anatoly Sokolov <aesok@post.ru>
19015 * config/avr/avr.c (initial_elimination_offset): Rename to
19016 avr_initial_elimination_offset.
19017 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
19018 change return type to bool.
19019 (avr_can_eliminate): New function.
19020 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
19021 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
19022 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
19023 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
19024 avr_initial_elimination_offset.
19025 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19026 (avr_initial_elimination_offset): Define.
19028 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19029 Steven Bosscher <steven@gcc.gnu.org>
19031 PR rtl-optimization/39938
19032 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19033 * cfgrtl.c: Include insn-attr.h.
19034 (rest_of_pass_free_cfg): New function.
19035 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19036 * resource.c (init_resource_info): Remove call to df_analyze.
19038 2009-04-29 Richard Guenther <rguenther@suse.de>
19041 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19042 allow conversion to signed integers.
19044 2009-04-29 Richard Guenther <rguenther@suse.de>
19046 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19047 shifts of floating point vectors if the shift amount is
19048 a constant multiple of the element size.
19050 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19051 Michael Matz <matz@suse.de>
19053 PR middle-end/39927
19055 * tree-outof-ssa.c (emit_partition_copy): New function.
19056 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19057 insert_part_to_rtx_on_edge): Perform the partition base var
19058 copy using emit_partition_copy.
19059 (insert_value_copy_on_edge): Convert constants to the right mode.
19060 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19061 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19063 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19065 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19066 scan backwards to try to find a constant to initialize it.
19068 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19069 insn before the loop_end instruction, don't look past labels.
19071 2009-04-29 Richard Guenther <rguenther@suse.de>
19073 PR middle-end/39937
19074 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19075 loose type conversions.
19076 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19077 stmts only if there are no uses of its definition.
19079 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19081 * config/bfin/bfin.h (splitting_loops): Declare.
19082 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19083 Reorder bit definitions to be ascending.
19084 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19085 * config/bfin/bfin.c (splitting_loops): New variable.
19086 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19087 (struct loop_info): Remove members INIT and LOOP_INIT.
19088 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19089 the LSETUP sequence. Allow LC to be loaded from any register, but
19090 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19091 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19093 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19094 of reload_completed.
19097 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19099 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19101 * Makefile.in (PLUGIN_VERSION_H): New.
19102 (OBJS-common): Remove plugin-version.o.
19103 (plugin.o): Depend on (PLUGIN_VERSION_H).
19104 (plugin-version.o): Remove.
19105 * configure: Regenerate
19106 * configure.ac: Create plugin-version.h.
19107 * gcc-plugin.h (plugin_gcc_version): Remove.
19108 (plugin_default_version_check): Change signature.
19109 * plugin-version.c: Remove.
19110 * plugin.c: Include plugin-version.h.
19111 (str_plugin_gcc_version_name): Remove.
19112 (try_init_one_plugin): Pass gcc version to plugin_init.
19113 (plugin_default_version_check): Both gcc and plugin versions are now
19116 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19118 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19119 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19120 Remove special case testing for last insn of inner loops. Don't fail
19121 if the loop ends with a jump, emit an extra nop instead.
19123 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19124 DREGS rather than comparing directly. Remove code that tries to
19125 account for latencies.
19127 2009-04-29 Richard Guenther <rguenther@suse.de>
19129 PR tree-optimization/39941
19130 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19131 eliminating an indirect call.
19133 2009-04-29 Richard Guenther <rguenther@suse.de>
19135 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19136 parameter. Allow invariants as base if !require_lvalue.
19137 (verify_gimple_assign_single): Adjust.
19139 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19141 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19142 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19143 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19144 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19145 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19147 * config/bfin/bfin.c (bfin_expand_builtin,
19148 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19150 2009-04-28 Richard Guenther <rguenther@suse.de>
19152 * tree-vect-loop.c (get_initial_def_for_induction): Use
19153 correct types for pointer increment.
19155 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19157 * toplev.c (print_version): Update GMP version string calculation.
19159 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19161 PR rtl-optimization/39938
19162 * resource.c (init_resource_info): Add call to df_analyze.
19164 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19166 * config/alpha/alpha.md (usegp): Cast the result of
19167 alpha_find_lo_sum_using_gp to enum attr_usegp.
19168 * config/alpha/alpha.c (override_options): Remove end-of-structure
19169 marker element from cpu_table. Use array size of cpu_table to handle
19170 -mcpu and -mtune options.
19171 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19173 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19175 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19176 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19177 tune_32 and tune_64.
19178 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19179 support on PowerPC.
19180 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19181 * config/rs6000/option-defaults.h: ... here. New file.
19182 (OPT_64, OPT_32): Define.
19183 (MASK_64BIT): Define to 0 if not already defined.
19184 (OPT_ARCH64, OPT_ARCH32): Define.
19185 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19188 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19190 * config/arm/arm.c (arm_override_options): Emit error on using
19193 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19195 PR rtl-optimization/39914
19196 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19197 registers for allocnos created from user-defined variables only
19198 when not optimizing.
19200 2009-04-28 Richard Guenther <rguenther@suse.de>
19202 PR middle-end/39937
19203 * fold-const.c (fold_binary): Use distribute_real_division only
19206 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19208 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19209 add hpux-stdint.h to tm_file.
19210 (hppa[12]*-*-hpux11*): Ditto.
19211 (ia64*-*-hpux*): Ditto.
19212 * config/hpux-stdint.h: New.
19213 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19214 __STDC_EXT__ for all compiles.
19215 * config/pa/pa-hpux.h: Ditto.
19216 * config/pa/pa-hpux10.h: Ditto.
19217 * config/pa/pa-hpux11.h: Ditto.
19219 2009-04-28 Catherine Moore <clm@codesourcery.com>
19221 * debug.h (set_name): Add comment.
19223 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19226 * config/darwin.c (machopic_gen_offset): Check
19227 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19228 * config/arm/arm.c (require_pic_register): Likewise.
19230 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19232 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19233 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19234 m32c_promote_prototypes): Delete.
19236 2009-04-28 Michael Matz <matz@suse.de>
19238 PR middle-end/39922
19239 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19242 2009-04-28 Richard Guenther <rguenther@suse.de>
19244 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19246 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19248 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19249 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19250 * config/arm/arm-tune.md: Regenerate.
19252 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19254 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19255 block if there are complex incoming edges.
19256 (sel_merge_blocks): Remove useless assert.
19257 (sel_redirect_edge_and_branch): Check that edge was redirected.
19258 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19259 (sel_find_rgns): Delete declaration.
19260 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19261 the region when it is not a preheader.
19263 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19266 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19268 2009-04-28 Richard Guenther <rguenther@suse.de>
19270 * tree.h (SSA_NAME_VALUE): Remove.
19271 (struct tree_ssa_name): Remove value_handle member.
19272 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19273 array for jump threading.
19274 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19276 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19277 * tree-flow.h (threadedge_initialize_values): Declare.
19278 (threadedge_finalize_values): Likewise.
19279 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19280 (SSA_NAME_VALUE): Define.
19281 (threadedge_initialize_values): New function.
19282 (threadedge_finalize_values): Likewise.
19283 * tree-ssa-dom.c (ssa_name_values): New global variable.
19284 (SSA_NAME_VALUE): Define.
19285 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19287 2009-04-28 Ira Rosen <irar@il.ibm.com>
19289 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19290 Use REPORT_VECTORIZED_LOCATIONS instead
19291 REPORT_VECTORIZED_LOOPS.
19292 * tree-vectorizer.c (vect_verbosity_level): Make static.
19293 (vect_loop_location): Rename to vect_location.
19294 (vect_set_verbosity_level): Update comment.
19295 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19297 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19298 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19299 instead REPORT_UNVECTORIZED_LOOPS.
19300 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19301 and vect_loop_def to vect_external_def and vect_internal_def.
19302 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19303 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19304 REPORT_UNVECTORIZED_LOCATIONS.
19305 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19306 and vect_used_in_loop and to vect_unused_in_scope and
19307 vect_used_in_scope.
19308 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19309 (vect_verbosity_level): Remove declaration.
19310 (vect_analyze_operations): Likewise.
19311 (vect_analyze_stmt): Declare.
19312 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19313 REPORT_UNVECTORIZED_LOCATIONS.
19314 (vect_get_loop_niters): Fix indentation.
19315 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19316 (vect_analyze_loop_operations): New function.
19317 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19318 vect_analyze_operations.
19319 (vect_is_simple_reduction): Use new names.
19320 (vectorizable_live_operation, vect_transform_loop): Likewise.
19321 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19322 to specify whether the data references can be a part of interleaving
19324 (vect_analyze_data_ref_dependence): Use new names.
19325 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19326 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19327 * tree-vect-patterns.c (widened_name_p): Use new names.
19328 (vect_recog_dot_prod_pattern): Likewise.
19329 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19330 (process_use, vect_mark_stmts_to_be_vectorized,
19331 vect_model_simple_cost, vect_model_store_cost,
19332 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19333 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19334 vectorizable_operation, vectorizable_type_demotion,
19335 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19336 vectorizable_condition): Likewise.
19337 (vect_analyze_operations): Split into vect_analyze_loop_operations
19339 (vect_analyze_stmt): ... new function.
19340 (new_stmt_vec_info): Use new names.
19341 (vect_is_simple_use): Use new names and fix comment.
19342 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19343 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19345 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19348 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19349 and integer modes for x87 operands. Do not ICE for unsupported size,
19350 generate error instead. Generate error for unsupported operand types.
19351 ['z']: Do not handle HImode memory operands specially. Warning
19352 for floating-point operands. Fallthru to 'Z' for unsupported operand
19353 types. Do not ICE for unsupported size, generate error instead.
19354 (output_387_binary_op): Use %Z to output operands.
19355 (output_fp_compare): Ditto.
19356 (output_387_reg_move): Ditto.
19358 2009-04-28 Ben Elliston <bje@au.ibm.com>
19363 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19365 * builtins.c (c_strlen): Do not warn here.
19366 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19367 * c-common.c (pointer_int_sum): Take an explicit location.
19368 Warn about offsets out of bounds.
19369 * c-common.h (pointer_int_sum): Adjust declaration.
19371 2009-04-27 Ian Lance Taylor <iant@google.com>
19373 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19375 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19376 * df-core.c (df_set_flags): Change return type to int. Change
19377 type of old_flags to int.
19378 (df_clear_flags): Likewise.
19379 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19380 (df_get_conditional_uses): Likewise.
19381 * df.h (df_set_flags, df_clear_flags): Update declarations.
19382 * dwarf2out.c (struct indirect_string_node): Change type of form
19383 field to enum dwarf_form.
19384 (AT_string_form): Change return type to enum dwarf_form.
19385 * fixed-value.c (fixed_compare): Add cast to enum type.
19386 * fwprop.c (update_df): Change 0 to VOIDmode.
19387 * gensupport.c: Change 0 to UNKNOWN.
19388 * gimple.h (gimple_cond_code): Add cast to enum type.
19389 * haifa-sched.c (reemit_notes): Add cast to enum type.
19390 * hooks.c (hook_int_void_no_regs): Remove function.
19391 * hooks.h (hook_int_void_no_regs): Remove declaration.
19392 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19393 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19394 * real.c (real_arithmetic): Add cast to enum type.
19395 (real_compare): Likewise.
19396 * target.h (struct gcc_target): Change return type of
19397 branch_target_register_class to enum reg_class.
19398 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19399 default_branch_target_register_class.
19400 * targhooks.c (default_branch_target_register_class): New function.
19401 * targhooks.h (default_branch_target_register_class): Declare.
19402 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19403 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19405 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19407 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19408 vect_uninitialized_def. Change 0 to ERROR_MARK.
19409 * tree-vect-stmts.c (supportable_widening_operation): Don't
19410 initialize icode1 and icode2.
19411 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19412 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19414 (cmn_err_flag_specs): Change 0 to STD_C89.
19415 (cmn_err_char_table): Likewise.
19416 * config/arm/arm.c (get_arm_condition_code): Change type of code
19417 to enum arm_cond_code.
19418 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19419 (IWMMXT_BUILTIN2): Likewise.
19420 (neon_builtin_type_bits): Don't define typedef.
19421 (neon_builtin_datum): Change type of bits field to int.
19422 (arm_expand_neon_args): Add cast to enum type.
19423 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19425 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19426 casts to enum type.
19427 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19429 * config/mips/mips.md (jal_macro): Return enum constant.
19430 (single_insn): Likewise.
19431 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19433 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19434 casts to enum type.
19435 * config/s390/s390.c (s390_tune_flags): Change type to int.
19436 (s390_arch_flags): Likewise.
19437 (s390_handle_arch_option): Change flags field of struct pta to int.
19438 * config/s390/s390.h (s390_tune_flags): Update declaration.
19439 (s390_arch_flags): Likewise.
19440 * config/sh/sh.c (prepare_move_operands): Compare
19441 tls_symbolic_operand result with enum constant.
19442 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19443 (sh_expand_prologue): Add cast to enum type.
19444 (sh_expand_epilogue): Likewise.
19445 (tls_symbolic_operand): Change return type to enum tls_model.
19446 (fpscr_set_from_mem): Add cast to enum type.
19447 (legitimize_pic_address): Compare tls_symbolic_operand result with
19449 (sh_target_reg_class): Change return type to enum reg_class.
19450 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19452 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19453 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19454 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19455 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19456 (delayed_branch, tls_call_delay): Likewise.
19457 (eligible_for_sibcall_delay): Likewise.
19458 (eligible_for_return_delay): Likewise.
19459 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19460 (spu_expand_builtin_1): Likewise.
19462 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19463 for all types of conversions.
19464 (output_init_element): Issue -Wc++-compat warning if needed when
19465 initializing a bitfield with enum type.
19466 * c-parser.c (c_parser_expression): Set original_type to
19467 original_type of right hand operand of comma operator.
19469 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19471 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19473 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19474 * doc/cpp.texi (Standard Predefined Macros)
19475 (Implementation-defined behavior): Likewise.
19476 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19477 * doc/gimple.texi (GIMPLE Exception Handling)
19478 (@code{GIMPLE_ASSIGN}): Likewise.
19479 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19480 * doc/invoke.texi (Warning Options, Optimize Options)
19481 (AVR Options, Darwin Options): Likewise.
19482 (Optimize Options): Reformulate -fwhole-program description.
19483 * doc/loop.texi (Lambda): Likewise.
19484 * doc/md.texi (Output Template, Define Constraints)
19485 (Standard Names, Insn Splitting): Likewise.
19486 * doc/options.texi (Option properties): Likewise.
19487 * doc/passes.texi (Tree-SSA passes): Likewise.
19488 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19489 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19490 (File Names and DBX): Likewise.
19491 * doc/trouble.texi (Incompatibilities): Likewise.
19493 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19495 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19496 instruction is correct.
19498 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19500 Allow non-constant arguments to conversion intrinsics.
19501 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19502 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19503 * spu.c (print_operand): Handle 'v' and 'w'.
19504 (exp2_immediate_p, spu_gen_exp2): Define.
19505 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19506 spu_convtf_1): Update parameter descriptions.
19507 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19508 * constraints.md ('v', 'w'): New.
19509 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19511 (i2f, I2F): New define_mode_attr.
19512 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19513 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19514 fixuns_truncv4sfv4si2): Update to use mode attribute.
19515 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19516 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19517 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19518 patterns for combine.
19520 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19522 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19523 (cprop, hoist, pre, store_motion): New debug counters.
19524 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19525 is not an RTL pass anymore.
19526 (pass_profiling): Remove extern decl for pass removed in 2005.
19527 (pass_gcse, pass_jump_bypass): Remove.
19528 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19529 to 0 for clean state.
19530 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19531 * cse.c (gate_handle_cse_after_global_opts,
19532 rest_of_handle_cse_after_global_opts): New functions.
19533 (pass_cse_after_global_opts): New pass, does local CSE.
19534 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19535 (TV_CPROP): New timevar.
19536 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19537 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19538 (gcse_main, recompute_all_luids): Remove.
19539 (compute_hash_table_work): Call max_reg_num instead of reading
19541 (cprop_jump): Don't set run_jump_opt_after_gcse.
19542 (constprop_register): Always allow to alter jumps.
19543 (cprop_insn): Likewise.
19544 (do_local_cprop): Likewise.
19545 (local_cprop_pass): Likewise. Return non-zero if something changed.
19546 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19547 (find_implicit_sets): Add note about missed optimization opportunity.
19548 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19549 pass_rtl_cprop execute function.
19550 Don't bother tracking the pass number, each pass gets its own dumpfile
19552 Always allow to alter jumpsand bypass jumps.
19553 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19554 will just find no suitable set.
19555 (pre_edge_insert): Fix dumping, this function is for PRE only.
19556 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19557 pass_rtl_pre execute function.
19558 (hoist_code): Return non-zero if something changed. Keep track of
19559 substitutions and insertions for statistics gathering similar to PRE.
19560 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19561 called from the pass_rtl_hoist execute function. Show pass statistics.
19562 (compute_store_table): Use max_reg_num directly instead of using the
19563 formerly global max_gcse_regno.
19564 (build_store_vectors): Likewise.
19565 (replace_store_insn): Fix dumping.
19566 (store_motion): Rename to ...
19567 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19568 pass, called from the pass_rtl_store_motion execute function. Keep
19569 track of substitutions and insertions for statistics gathering similar
19571 (bypass_jumps): Remove, fold interesting bits into ...
19572 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19573 from the pass_rtl_cprop execute function.
19574 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19575 pass_jump_bypass): Remove.
19576 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19577 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19578 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19579 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19580 (gate_rtl_store_motion, execute_rtl_store_motion,
19581 pass_rtl_store_motion): New.
19582 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19583 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19584 * passes.c (init_optimization_passes): Remove pass_gcse and
19585 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19586 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19587 instead of pass_jump_bypass.
19589 2009-04-27 Richard Guenther <rguenther@suse.de>
19591 PR middle-end/39928
19592 * gimplify.c (gimplify_expr): If we are required to create
19593 a temporary make sure it ends up as register.
19595 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19598 * config/i386/i386.c (construct_container): Don't call
19599 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19600 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19602 2009-04-27 Michael Matz <matz@suse.de>
19604 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19605 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19606 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19607 (dump_replaceable_exprs): Take a bitmap.
19608 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19610 (expand_gimple_basic_block): Likewise.
19611 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19612 replaceable_expressions member a bitmap.
19613 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19614 (mark_replaceable): Likewise.
19615 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19616 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19618 2009-04-27 Richard Guenther <rguenther@suse.de>
19620 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19621 (verify_stmts): Dispatch to gimple/type verification code.
19622 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19623 issue with call argument types.
19625 2009-04-27 Michael Matz <matz@suse.de>
19627 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19628 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19631 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19632 Eric Botcazou <ebotcazou@adacore.com>
19634 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19635 a label's basic block.
19636 (mark_target_live_regs): Tidy and rework obsolete comments.
19637 Change back DF problem to LIVE. If a label starts a basic block,
19638 assume that all registers that used to be live then still are.
19639 (init_resource_info): If a label starts a basic block, set its
19640 BLOCK_FOR_INSN accordingly.
19641 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19643 2009-04-27 Richard Guenther <rguenther@suse.de>
19645 * tree-flow-inline.h (function_ann): Remove.
19646 (get_function_ann): Likewise.
19647 * tree-dfa.c (create_function_ann): Remove.
19648 * tree-flow.h (struct static_var_ann_d): Remove.
19649 (struct function_ann_d): Likewise.
19650 (union tree_ann_d): Remove fdecl member.
19651 (function_ann_t): Remove.
19652 (function_ann, get_function_ann, create_function_ann): Remove
19655 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19657 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19659 2009-04-27 Jan Hubicka <jh@suse.cz>
19661 * ipa-pure-const.c (struct funct_state_d): New fields
19662 state_previously_known, looping_previously_known; remove
19663 state_set_in_source.
19664 (analyze_function): Use new fields.
19665 (propagate): Avoid assumption that state_set_in_source imply
19668 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19669 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19670 * cfgloop.h (finite_loop_p): Declare.
19672 2009-04-26 Michael Matz <matz@suse.de>
19674 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19676 2009-04-26 Michael Matz <matz@suse.de>
19678 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19679 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19680 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19681 pass_mark_used_blocks): Remove.
19682 * tree-optimize.c (pass_free_datastructures,
19683 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19684 * passes.c (init_optimization_passes): Don't call
19685 pass_mark_used_blocks, remove dead code.
19687 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19689 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19690 * tree-ssa-live.h (register_ssa_partition): Likewise.
19692 2009-04-26 Michael Matz <matz@suse.de>
19695 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19696 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19697 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19699 (compare_pairs): Swap cost comparison.
19700 (coalesce_ssa_name): Don't use change_partition_var.
19701 * tree-nrv.c (struct nrv_data): Add modified member.
19702 (finalize_nrv_r): Set it.
19703 (tree_nrv): Use it to update statements.
19704 (pass_nrv): Require PROP_ssa.
19705 * tree-mudflap.c (mf_decl_cache_locals,
19706 mf_build_check_statement_for): Use make_rename_temp.
19707 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19708 * alias.c (find_base_decl): Handle SSA names.
19709 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19710 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19711 * rtl.h (set_reg_attrs_for_parm): Declare.
19712 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19713 to "optimized", remove unused locals at finish.
19714 (execute_free_datastructures): Make global, call
19715 delete_tree_cfg_annotations.
19716 (execute_free_cfg_annotations): Don't call
19717 delete_tree_cfg_annotations.
19719 * ssaexpand.h: New file.
19720 * expr.c (toplevel): Include ssaexpand.h.
19721 (expand_assignment): Handle SSA names the same as register variables.
19722 (expand_expr_real_1): Expand SSA names.
19723 * cfgexpand.c (toplevel): Include ssaexpand.h.
19724 (SA): New global variable.
19725 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19726 (SSAVAR): New macro.
19727 (set_rtl): New helper function.
19728 (add_stack_var): Deal with SSA names, use set_rtl.
19729 (expand_one_stack_var_at): Likewise.
19730 (expand_one_stack_var): Deal with SSA names.
19731 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19732 before unique numbers.
19733 (expand_stack_vars): Use set_rtl.
19734 (expand_one_var): Accept SSA names, add asserts for them, feed them
19735 to above subroutines.
19736 (expand_used_vars): Expand all partitions (without default defs),
19737 then only the local decls (ignoring those expanded already).
19738 (expand_gimple_cond): Remove edges when jumpif() expands an
19739 unconditional jump.
19740 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19741 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19743 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19744 members of SA; deal with PARM_DECL partitions here; expand
19745 all PHI nodes, free tree datastructures and SA. Commit instructions
19746 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19747 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19748 info and statements at start, collect garbage at finish.
19749 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19750 (VAR_ANN_PARTITION) Remove.
19751 (change_partition_var): Don't declare.
19752 (partition_to_var): Always return SSA names.
19753 (var_to_partition): Only accept SSA names.
19754 (register_ssa_partition): Only check argument.
19755 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19757 (delete_var_map): Don't free it.
19758 (var_union): Only accept SSA names, simplify.
19759 (partition_view_init): Mark only useful SSA names as used.
19760 (partition_view_fini): Only deal with SSA names.
19761 (change_partition_var): Remove.
19762 (dump_var_map): Use ssa_name instead of partition_to_var member.
19763 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19765 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19766 (struct _elim_graph): New member const_dests; nodes member vector of
19768 (set_location_for_edge): New static helper.
19769 (create_temp): Remove.
19770 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
19771 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
19772 (new_elim_graph): Allocate const_dests member.
19773 (clean_elim_graph): Truncate const_dests member.
19774 (delete_elim_graph): Free const_dests member.
19775 (elim_graph_size): Adapt to new type of nodes member.
19776 (elim_graph_add_node): Likewise.
19777 (eliminate_name): Likewise.
19778 (eliminate_build): Don't take basic block argument, deal only with
19779 partition numbers, not variables.
19780 (get_temp_reg): New static helper.
19781 (elim_create): Use it, deal with RTL temporaries instead of trees.
19782 (eliminate_phi): Adjust all calls to new signature.
19783 (assign_vars, replace_use_variable, replace_def_variable): Remove.
19784 (rewrite_trees): Only do checking.
19785 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
19786 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
19787 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
19788 contains_tree_r, MAX_STMTS_IN_LATCH,
19789 process_single_block_loop_latch, analyze_edges_for_bb,
19790 perform_edge_inserts): Remove.
19791 (expand_phi_nodes): New global function.
19792 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
19793 functions, initialize new parameter, remember partitions having a
19795 (finish_out_of_ssa): New global function.
19796 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
19797 don't reset in_ssa_p here, don't disable TER when mudflap.
19798 (pass_del_ssa): Remove.
19799 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
19801 (execute_free_datastructures): Declare.
19802 * Makefile.in (SSAEXPAND_H): New variable.
19803 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
19804 * basic-block.h (commit_one_edge_insertion): Declare.
19805 * passes.c (init_optimization_passes): Move pass_nrv and
19806 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
19807 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
19808 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
19809 (redirect_branch_edge): Deal with super block when expanding, split
19810 out jump patching itself into ...
19811 (patch_jump_insn): ... here, new static helper.
19813 2009-04-26 Michael Matz <matz@suse.de>
19815 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
19816 beyond num_ssa_names.
19817 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
19818 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
19820 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19822 PR inline-asm/39543
19823 * fwprop.c (forward_propagate_asm): New function.
19824 (forward_propagate_and_simplify): Propagate also into __asm, if it
19825 doesn't increase the number of referenced registers.
19828 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
19830 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19832 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
19833 note_nonlocal_vla_type for nonlocal VLAs.
19834 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
19835 contains_remapped_vars, remap_vla_decls): New functions.
19836 (convert_nonlocal_reference_stmt): If not optimizing, call
19837 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
19838 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
19839 if it wasn't found in var_map.
19840 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
19841 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
19842 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
19844 * gimplify.c (nonlocal_vlas): New variable.
19845 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
19847 (gimplify_body): Create and destroy nonlocal_vlas.
19849 * dwarf2out.c (loc_descr_plus_const): New function.
19850 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
19851 mem_loc_descriptor, loc_descriptor_from_tree_1,
19852 descr_info_loc, gen_variable_die): Use it.
19854 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
19855 !TREE_STATIC VAR_DECLs.
19856 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
19857 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
19858 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
19859 DECL_BY_REFERENCE is valid.
19860 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
19861 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
19862 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
19863 Copy DECL_BY_REFERENCE.
19864 (struct nesting_copy_body_data): New type.
19865 (nesting_copy_decl): New function.
19866 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
19867 if they have variable length.
19869 2009-04-26 Michael Matz <matz@suse.de>
19871 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
19872 mark new temporaries for renaming.
19874 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19877 * c-decl.c (global_bindings_p): Return negative value.
19878 (c_variable_size): New. Based on variable_size from
19880 (grokdeclarator): Call c_variable_size not variable_size.
19882 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
19884 * config/i386/i386.c (print_operand) ['z']: Fix typo.
19886 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
19888 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
19889 Redefine it to just use mingw/include.
19890 (ASM_SPEC): Rules for -m32 and -m64.
19891 (LINK_SPEC): Use Likewise.
19892 (SPEC_32): New define.
19893 (SPEC_64): Likewise.
19894 (SUB_LINK_SPEC): Likewise.
19895 (MULTILIB_DEFAULTS): New define.
19896 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
19897 Add multilib options.
19898 (MULTILIB_DIRNAMES): Likewise.
19899 (MULTILIB_OSDIRNAMES): Likewise.
19900 (LIBGCC): Likewise.
19901 (INSTALL_LIBGCC): Likewise.
19903 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19906 * c-tree.h (enum c_inline_static_type): New.
19907 (record_inline_static): Declare.
19908 * c-decl.c (struct c_inline_static, c_inline_statics,
19909 record_inline_static, check_inline_statics): New.
19910 (pop_file_scope): Call check_inline_statics.
19911 (start_decl): Call record_inline_static instead of pedwarning
19912 directly for static in inline function.
19913 * c-typeck.c (build_external_ref): Call record_inline_static
19914 instead of pedwarning directly for static referenced in inline
19917 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
19919 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
19920 not new but only being rescanned.
19921 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
19922 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
19923 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
19924 record_set_info, compute_set, grealloc): Remove.
19925 (recompute_all_luids): New function.
19926 (gcse_main): Don't compute sets, and don't do related memory
19927 allocations/free-ing. If something changed before the end of the
19928 pass, update LUIDs using recompute_all_luids.
19929 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
19930 (free_gcse_mem): Don't free it either.
19931 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
19932 Use the df insn LUIDs.
19933 (load_killed_in_block): Likewise.
19934 (compute_hash_table_work): Don't compute reg_set_in_block.
19935 (compute_transp): Use DF_REG_DEF_CHAINs.
19936 (local_cprop_pass): Don't use compute_sets and related functions.
19937 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
19938 Use get_max_uid() instead of max_cuid.
19939 (insert_insn_end_basic_block, pre_insert_copy_insn,
19940 update_ld_motion_stores): Don't try to
19941 keep reg_set tables up to date.
19942 (pre_insert_copies): Use df insn LUIDs.
19943 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
19944 (reg_set_info): Don't use extra bitmap argument.
19945 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
19946 information to compute regs_set_in_block.
19947 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
19948 (bypass_jumps): Don't use compute_sets and friends.
19950 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19953 * opts.c (undocumented_msg): Do not leave blank even with
19956 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19958 * c-decl.c (build_enumerator): Allow values folding to integer
19959 constants but not integer constant expressions with a pedwarn if
19962 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19965 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
19966 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
19967 type is an integer constant.
19969 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19972 * config/i386/i386.c (print_operand) ['z']: Revert handling of
19975 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19978 * c-decl.c (grokdeclarator): Diagnose declarations of functions
19979 with variably modified return type and no storage class
19980 specifiers, except for the case of nested functions. Distinguish
19981 extern declarations of functions with variably modified return
19982 types from those of objects with variably modified types.
19984 2009-04-25 Jan Hubicka <jh@suse.cz>
19986 * tree.c (list_equal_p): New function.
19987 * tree.h (list_equal_p): Declare.
19988 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19989 basic_block_def, basic_block, const_basic_block): New.
19990 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
19991 (redirect_eh_edge): New function.
19992 (make_eh_edge_update_phi): EH edges are not abnormal.
19993 * except.c: Include tree-flow.h.
19994 (list_match): New function.
19995 (eh_region_replaceable_by_p): New function.
19996 (replace_region): New function.
19997 (hash_type_list): New function.
19998 (hash_eh_region): New function.
19999 (eh_regions_equal_p): New function.
20000 (merge_peers): New function.
20001 (remove_unreachable_regions): Verify EH tree when checking;
20003 (copy_eh_region_1): New function.
20004 (copy_eh_region): New function.
20005 (push_reachable_handler): New function.
20006 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
20007 regions without label but with live RESX.
20008 * except.h (redirect_eh_edge_to_label): New.
20009 * tree-flow.h (redirect_eh_edge): New.
20010 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20011 basic_block_def, basic_block, const_basic_block): Remove.
20012 * Makefile.in (except.o): Add dependency on tree-flow.h
20013 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
20014 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
20017 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
20020 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
20021 on the destination of memcpy.
20023 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
20025 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20026 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20027 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20029 2009-04-25 Jan Hubicka <jh@suse.cz>
20031 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20032 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20033 to be reached by different label than left.
20034 (update_eh_edges): Update comment; remove edge_to_remove if possible
20035 and return true if suceeded.
20036 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20037 (cleanup_eh): Compute sharing map.
20038 * except.c (remove_eh_handler_and_replace): Add argument if we should
20040 (remove_unreachable_regions): Update for label sharing.
20041 (label_to_region_map): Likewise.
20042 (get_next_region_sharing_label): New function.
20043 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20045 (remove_eh_handler): Update.
20046 (remove_eh_region_and_replace_by_outer_of): New function.
20047 * except.h (struct eh_region): Add next_region_sharing_label.
20048 (remove_eh_region_and_replace_by_outer_of,
20049 get_next_region_sharing_label): Declare.
20050 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20052 2009-04-25 Jan Hubicka <jh@suse.cz>
20054 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20055 insert code even if they are not critical.
20057 2009-04-25 Jan Hubicka <jh@suse.cz>
20059 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20060 (gimple_can_remove_branch_p): EH edges won't remove branch by
20062 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20063 updating of non-abnormal EH edges.
20064 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20065 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20066 (split_critical_edges): Split also edges where emitting code on them
20067 will lead to splitting later.
20069 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20070 H.J. Lu <hongjiu.lu@intel.com>
20073 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20074 the configured assembler supports fildq and fistpq mnemonics.
20075 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20076 * configure: Regenerated.
20077 * config.in: Ditto.
20079 * config/i386/i386.c (print_operand): Handle 'Z'.
20080 ['z']: Remove handling of special fild/fist suffixes.
20081 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20082 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20083 suffix of fild insn.
20084 (*floatsi<mode>2_vector_mixed): Ditto.
20085 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20086 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20087 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20088 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20089 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20091 2009-04-25 Ben Elliston <bje@au.ibm.com>
20093 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20094 the source of a set operation.
20096 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20098 * target.h (struct gcc_target): Add case_values_threshold field.
20099 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20100 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20101 * targhooks.c (default_case_values_threshold): New function.
20102 * targhooks.h (default_case_values_threshold): Declare function.
20103 * stmt.c (expand_case): Use case_values_threshold target hook.
20104 * expr.h (case_values_threshold): Remove declartation.
20105 * expr.c (case_values_threshold): Remove function.
20106 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20108 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20109 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20110 (avr_case_values_threshold): Declare as static.
20111 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20113 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20114 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20115 (mn10300_case_values_threshold): New function.
20117 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20119 * ira.c (setup_cover_and_important_classes): Add enum cast.
20121 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20123 * genpreds.c (write_enum_constraint_num): Output definition of
20124 CONSTRAINT_NUM_DEFINED_P macro.
20125 * ira.c (setup_cover_and_important_classes): Use
20126 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20128 2009-04-24 DJ Delorie <dj@redhat.com>
20130 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20131 __SH2A_SINGLE_ONLY__ also.
20133 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20135 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20136 (movdf_internal): Ditto.
20137 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20138 SFmode and DFmode constants.
20139 (ia64_print_operand): Add 'G' format for printing
20140 floating point constants.
20142 2009-04-24 Richard Guenther <rguenther@suse.de>
20144 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20145 from unsigned additions.
20147 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20149 * c-typeck.c (set_init_index): Allow array designators that are
20150 not integer constant expressions with a pedwarn if pedantic.
20152 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20154 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20155 zero if no overlap in nonzero bits between the operands.
20157 2009-04-24 Ian Lance Taylor <iant@google.com>
20159 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20160 (record_dead_and_set_regs): Likewise.
20161 * df.h (struct df_mw_hardreg): Change flags field to int.
20162 (struct df_base_ref): Likewise.
20163 (struct df): Change changeable_flags field to int.
20164 * df-scan.c (df_defs_record): Change clobber_flags to int.
20165 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20166 constants rather than #define macros.
20167 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20168 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20169 (enum dwarf_calling_convention): Likewise.
20170 (enum dwarf_line_number_x_ops): Likewise.
20171 (enum dwarf_call_frame_info): Likewise.
20172 (enum dwarf_source_language): Likewise.
20173 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20174 (add_calling_convention_attribute): Likewise.
20175 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20176 (combine_comparisons): Change compcode to int. Add cast to enum type.
20177 * genrecog.c (maybe_both_true_2): Change c to int.
20178 (write_switch): Likewise. Add cast to enum type.
20179 * gimplify.c (gimplify_omp_for): Handle return values from
20180 gimplify_expr using MIN rather than bitwise or.
20181 (gimplify_expr): Add cast to enum type.
20182 * ipa-prop.c (update_jump_functions_after_inlining): Change
20183 IPA_BOTTOM to IPA_JF_UNKNOWN.
20184 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20185 Add casts to enum type.
20186 (setup_cover_and_important_classes): Change cl to int. Add casts
20188 (setup_class_translate): Change cl and mode to int.
20189 (ira_init_once): Change mode to int.
20190 (free_register_move_costs): Likewise.
20191 (setup_prohibited_mode_move_regs): Add casts to enum type.
20192 * langhooks.c (add_builtin_function_common): Rework assertion that
20193 value fits bitfield.
20194 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20195 * omega.c (omega_do_elimination): Avoid math on enum types.
20196 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20197 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20198 int local to handle integral_argment value.
20199 * regmove.c (try_auto_increment): Change PUT_MODE to
20201 * reload.c (push_secondary_reload): Add casts to enum type.
20202 (secondary_reload_class, find_valid_class): Likewise.
20203 * reload1.c (emit_input_reload_insns): Likewise.
20204 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20205 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20206 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20208 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20209 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20211 (expand_complex_libcall): Add casts to enum type.
20212 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20213 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20214 with ERROR_MARK, not NUM_TREE_CODES.
20215 (vect_create_epilog_for_reduction): Likewise.
20216 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20217 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20218 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20220 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20221 vect_unused_in_loop. Change 0 to loop_vect.
20222 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20223 * var-tracking.c (get_init_value): Change return type to enum
20225 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20226 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20228 (arm_override_options): Add casts to enum type.
20229 (arm_emit_tls_decoration): Likewise.
20230 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20232 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20233 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20234 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20236 * config/s390/s390.c (code_for_builtin_64): Change to array of
20238 (code_for_builtin_31): Likewise.
20239 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20241 * config/sparc/sparc.c (sparc_override_options): Change value
20242 field in struct code_model to enum cmodel. In initializer change
20243 0 to NULL and add cast to enum type.
20245 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20246 Change all callers. Issue a -Wc++-compat warning using
20247 lhs_origtype if necessary.
20248 (convert_for_assignment): Issue -Wc++-compat warnings about
20249 invalid conversions to enum type on assignment.
20250 * c-common.h (build_modify_expr): Update declaration.
20252 2009-04-24 Nick Clifton <nickc@redhat.com>
20254 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20255 (function_arg_advance): Likewise.
20256 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20259 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20261 * config/s390/constraints.md ('I', 'J'): Fix condition.
20263 2009-04-24 Diego Novillo <dnovillo@google.com>
20265 * gengtype-parse.c (parse_error): Add newline after message.
20267 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20269 * config/i386/sse.md (avxmodesuffixs): Removed.
20270 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20271 (*avx_pinsr<ssevecsize>): This.
20273 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20275 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20276 follow chains of regs with a single definition, and allow expressions
20277 that are function_invariant_p.
20278 (simple_rhs_p): Allow expressions that are function_invariant_p.
20280 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20282 PR middle-end/39867
20283 * fold-const.c (fold_cond_expr_with_comparison): When folding
20284 > and >= to MAX, make sure the MAX uses the same type as the
20285 comparison's operands.
20287 2009-04-24 Nick Clifton <nickc@redhat.com>
20289 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20290 addressing for DImode accesses.
20291 (frv_print_operand_address): Handle PLUS case.
20292 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20294 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20296 PR rtl-optimization/39794
20297 * alias.c (canon_true_dependence): Add x_addr argument.
20298 * rtl.h (canon_true_dependence): Adjust prototype.
20299 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20300 * cselib.c (cselib_invalidate_mem): Likewise.
20301 * gcse.c (compute_transp): Likewise.
20302 * dse.c (scan_reads_nospill): Likewise.
20303 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20304 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20305 canon_base_addr of the group, plus optional offset.
20306 (struct group_info): Rename canon_base_mem to
20308 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20309 canon_rtx of base_mem.
20311 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20313 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20314 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20316 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20318 * config/spu/spu-builtins.h: Delete file.
20320 * config/spu/spu.h (enum spu_builtin_type): Move here from
20322 (struct spu_builtin_description): Likewise. Add GTY marker.
20323 Do not use enum spu_function_code or enum insn_code.
20324 (spu_builtins): Add extern declaration.
20326 * config/spu/spu.c: Do not include "spu-builtins.h".
20327 (enum spu_function_code, enum spu_builtin_type_index,
20328 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20329 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20330 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20331 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20332 (spu_builtin_types): Make static. Add GTY marker.
20333 (spu_builtins): Add extern declaration with GTY marker.
20334 Include "gt-spu.h".
20336 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20337 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20338 Check programmatically whether all parameters are scalar.
20340 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20342 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20344 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20345 assignment from the constructor either if the target is volatile.
20347 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20349 * config/arm/arm.md (insv): Do not share operands[0].
20351 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20353 * config/vxlib-tls.c (active_tls_threads): Delete.
20354 (delete_hook_installed): New.
20355 (tls_delete_hook): Don't delete the delete hook.
20356 (tls_destructor): Delete it here.
20357 (__gthread_set_specific): Adjust installing the delete hook.
20358 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20359 __gthread_leave_tsd_dtor_context.
20361 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20363 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20365 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20367 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20369 (alpha_rtx_costs): Ditto.
20370 (emit_unlikely_jump): Use add_reg_note.
20371 (emit_frame_store_1): Ditto.
20372 (alpha_expand_prologue): Ditto.
20373 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20374 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20376 2009-04-23 Nick Clifton <nickc@redhat.com>
20378 * config/v850/v850.md (epilogue): Remove suppressed code.
20379 (return): Rename to return_simple and remove test of frame size.
20380 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20381 to gen_return_simple.
20383 2009-04-22 Jing Yu <jingyu@google.com>
20386 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20388 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20391 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20392 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20393 value is a VECTOR_CST, the element type is the element type of the
20396 2009-04-22 DJ Delorie <dj@redhat.com>
20398 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20400 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20402 * alias.c (find_base_term): Move around LO_SUM case, so that
20403 CONST falls through into PLUS/MINUS handling.
20406 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20407 into 0, use omit_one_operand.
20409 2009-04-23 Ben Elliston <bje@au.ibm.com>
20411 * config/rs6000/linux-unwind.h (get_regs): Remove type
20412 puns. Change the type of `pc' to an array of unsigned ints and
20413 update all users. Constify frame24.
20415 2009-04-22 DJ Delorie <dj@redhat.com>
20417 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20418 declarations before code.
20419 (current_function_special_page_vector): Likewise.
20420 (m32c_expand_insv): Silence a warning.
20422 2009-04-21 Taras Glek <tglek@mozilla.com>
20424 * alias.c: Update GTY annotations to new syntax.
20425 * basic-block.h: Likewise.
20426 * bitmap.h: Likewise.
20427 * c-common.h: Likewise.
20428 * c-decl.c: Likewise.
20429 * c-parser.c: Likewise.
20430 * c-pragma.c: Likewise.
20431 * c-tree.h: Likewise.
20432 * cfgloop.h: Likewise.
20433 * cgraph.h: Likewise.
20434 * config/alpha/alpha.c: Likewise.
20435 * config/arm/arm.h: Likewise.
20436 * config/avr/avr.h: Likewise.
20437 * config/bfin/bfin.c: Likewise.
20438 * config/cris/cris.c: Likewise.
20439 * config/darwin.c: Likewise.
20440 * config/frv/frv.c: Likewise.
20441 * config/i386/i386.c: Likewise.
20442 * config/i386/i386.h: Likewise.
20443 * config/i386/winnt.c: Likewise.
20444 * config/ia64/ia64.h: Likewise.
20445 * config/iq2000/iq2000.c: Likewise.
20446 * config/mips/mips.c: Likewise.
20447 * config/mmix/mmix.h: Likewise.
20448 * config/pa/pa.c: Likewise.
20449 * config/pa/pa.h: Likewise.
20450 * config/rs6000/rs6000.c: Likewise.
20451 * config/s390/s390.c: Likewise.
20452 * config/sparc/sparc.c: Likewise.
20453 * config/xtensa/xtensa.c: Likewise.
20454 * cselib.h: Likewise.
20455 * dbxout.c: Likewise.
20456 * dwarf2out.c: Likewise.
20457 * except.c: Likewise.
20458 * except.h: Likewise.
20459 * fixed-value.h: Likewise.
20460 * function.c: Likewise.
20461 * function.h: Likewise.
20462 * gimple.h: Likewise.
20463 * integrate.c: Likewise.
20464 * optabs.c: Likewise.
20465 * output.h: Likewise.
20466 * real.h: Likewise.
20468 * stringpool.c: Likewise.
20469 * tree-data-ref.c: Likewise.
20470 * tree-flow.h: Likewise.
20471 * tree-scalar-evolution.c: Likewise.
20472 * tree-ssa-address.c: Likewise.
20473 * tree-ssa-alias.h: Likewise.
20474 * tree-ssa-operands.h: Likewise.
20475 * tree.c: Likewise.
20476 * tree.h: Likewise.
20477 * varasm.c: Likewise.
20478 * varray.h: Likewise.
20480 * coretypes.h: Do not define GTY macro if it is already defined.
20481 * doc/gty.texi: Update GTY documentation to new syntax.
20482 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20483 annotations on structs.
20484 * gengtype-parse.c: Likewise.
20486 2009-04-22 Mark Heffernan <meheff@google.com>
20488 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20490 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20492 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20495 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20497 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20498 the same as a PLUS without a shift. Increase the cost of a
20501 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20503 * Makefile.in: Update dependencies.
20504 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20505 * errors.h: Remove bogus comment about compatibility.
20506 (warning): Update declaration.
20507 * genautomata.c: Update all calls to warning.
20508 * gimple.c: Do not include errors.h. Include toplev.h.
20509 * tree-ssa-structalias.c: Do not include errors.h.
20510 * omega.c: Likewise.
20511 * tree-ssa-reassoc.c: Likewise.
20512 * config/spu/spu-c.c: Likewise.
20513 * config/spu/t-spu-elf: Update dependencies.
20515 2009-04-22 Richard Guenther <rguenther@suse.de>
20517 PR tree-optimization/39824
20518 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20519 make sure the types are compatible.
20521 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20524 * c-common.c (c_parse_error): Take a token_flags parameter.
20525 Use token_type for the token type instead.
20526 Pass token_flags to cpp_type2name.
20527 * c-common.h (c_parse_error): Update declaration.
20528 * c-parser.c (c_parser_error): Pass 0 as token flags.
20530 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20532 PR rtl-optimization/39580
20533 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20535 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20537 * function.c (expand_function_end): Do not emit a jump to the "naked"
20538 return label for fall-through returns.
20539 * except.c (sjlj_emit_function_exit): Always place the call to the
20540 unregister function at the location installed by expand_function_end.
20542 2009-04-22 Richard Guenther <rguenther@suse.de>
20544 PR tree-optimization/39845
20545 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20546 (gen_inbound_check): Likewise.
20548 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20550 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20552 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20553 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20555 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20557 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20558 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20559 shift counts to avoid out-of-bounds array accesses.
20561 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20563 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20564 (Pmode): Move above.
20566 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20568 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20569 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20570 GET_CODE macro. Use IN_RANGE macro where appropriate.
20571 * config/alpha/alpha.h: Ditto.
20572 * config/alpha/alpha.md: Ditto.
20573 * config/alpha/constraints.md: Ditto.
20574 * config/alpha/predicates.md: Ditto.
20576 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20578 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20579 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20580 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20581 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20582 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20583 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20584 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20585 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20586 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20587 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20588 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20589 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20590 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20591 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20592 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20593 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20594 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20595 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20596 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20597 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20598 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20599 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20600 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20601 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20602 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20603 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20604 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20606 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20608 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20609 references from comments.
20610 * cfgbuild.c: (count_basic_blocks): Delete.
20611 (find_basic_blocks_1): Delete.
20612 (find_basic_blocks): Delete.
20613 * except.c (finish_eh_generation): Make static. Move comment from
20614 except.h here. Remove find_basic_blocks references from comments.
20615 * except.h (finish_eh_generation): Delete.
20616 * basic-block.h (find_basic_blocks): Delete.
20617 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20619 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20621 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20622 (sdbout_parms): Likewise.
20624 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20626 * config/sh/sh.c (prepare_cbranch_operands): Use
20627 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20628 (expand_cbranchdi4): Likewise.
20629 (from_compare): Add cast to enum type.
20630 (expand_cbranchsi4): Use add_reg_note.
20631 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20632 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20633 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20634 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20635 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20636 instead of CODE_FOR_nothing.
20637 (cbranchdi4): Likewise. Fix the order of arguments for
20639 (push_fpscr): Use add_reg_note.
20640 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20641 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20643 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20645 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20646 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20647 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20648 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20649 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20650 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20651 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20652 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20653 config/alpha/x-vms, config/arc/t-arc,
20654 config/arm/README-interworking, config/arm/arm-c.c,
20655 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20656 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20657 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20658 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20659 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20660 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20661 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20662 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20663 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20664 config/cris/t-elfmulti, config/crx/t-crx,
20665 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20666 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20667 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20668 config/h8300/t-h8300, config/i386/athlon.md,
20669 config/i386/darwin-libgcc.10.4.ver,
20670 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20671 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20672 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20673 config/i386/t-linux64, config/i386/t-nwld,
20674 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20675 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20676 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20677 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20678 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20679 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20680 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20681 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20682 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20683 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20684 config/m68k/t-uclinux, config/mcore/t-mcore,
20685 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20686 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20687 config/mips/crtn.asm, config/mips/irix-crti.asm,
20688 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20689 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20690 config/mips/mips-fixed.md, config/mips/sb1.md,
20691 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20692 config/mips/t-iris6, config/mips/t-isa3264,
20693 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20694 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20695 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20696 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20697 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20698 config/mn10300/t-linux, config/mn10300/t-mn10300,
20699 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20700 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20701 config/picochip/libgccExtras/clzsi2.asm,
20702 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20703 config/rs6000/darwin-libgcc.10.4.ver,
20704 config/rs6000/darwin-libgcc.10.5.ver,
20705 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20706 config/rs6000/t-aix43, config/rs6000/t-aix52,
20707 config/rs6000/t-darwin, config/rs6000/t-fprules,
20708 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20709 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20710 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20711 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20712 config/rs6000/t-rtems, config/rs6000/t-spe,
20713 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20714 config/score/t-score-elf, config/sh/divcost-analysis,
20715 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20716 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20717 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20718 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20719 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20720 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20721 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20722 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20723 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20724 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20725 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20726 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20727 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20728 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20729 * config/h8300/genmova.sh: Include copyright and license notices
20730 in generated output.
20731 * config/h8300/mova.md: Regenerate.
20732 * doc/install.texi2html: Include word "Copyright" in copyright
20733 notice and use name "Free Software Foundation, Inc.".
20734 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20735 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20736 ChangeLog-2007, ChangeLog-2008: Correct dates.
20738 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20740 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20741 NE_EXPR operations as well.
20742 * c-parser.c (c_parser_condition): Do not set location information on
20744 (c_parser_conditional_expression): Likewise.
20745 (c_parser_binary_expression): Set location information on operators.
20746 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20747 TRUTH_NOT_EXPR has been folded.
20748 * fold-const.c (fold_truth_not_expr): Copy location information from
20749 the incoming expression to the outgoing one.
20750 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20751 recursive calls on the LHS of the operator but pass that of the
20752 operator to recursive calls on the RHS of the operator. Set it
20754 (shortcut_cond_expr): Set the locus of the operator on the second
20755 COND_EXPR and that of the expression on the first in degenerate cases.
20756 Pass the locus of the expression to calls to shortcut_cond_r.
20757 Set the locus of the 'then' block on the associated jump, if any.
20758 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20759 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20760 expression to call to gimplify_boolean_expr.
20762 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20764 * config.gcc: Add additional configuration for
20765 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20766 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20767 (CPP_SPEC): Redefine for allowing -municode option.
20768 (STARTFILE_SPEC): Likewise.
20769 * config/i386/t-mingw-w64: New.
20770 * config/i386/mingw-w64.opt: New.
20771 (municode): Add new target option.
20772 * doc/invoke.texi (municode): Add documentation for new option.
20774 2009-04-21 Ian Lance Taylor <iant@google.com>
20776 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20777 Correct test for number of arguments.
20778 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
20780 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
20782 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
20783 argument of emit_library_call.
20785 2009-04-21 Richard Guenther <rguenther@suse.de>
20787 PR middle-end/39829
20788 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
20789 inside VIEW_CONVERT_EXPRs.
20791 2009-04-21 Martin Jambor <mjambor@suse.cz>
20793 * tree-switch-conversion.c (build_constructors): Split a long line.
20794 (constructor_contains_same_values_p): New function.
20795 (build_one_array): Create assigns of constants if possible, do not
20796 call mark_sym_for_renaming, call update_stmt.
20797 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
20798 make_rename_temp. Do not call mark_symbols_for_renaming, call
20800 (gen_def_assigns): Do not call mark_symbols_for_renaming or
20801 find_new_referenced_vars, call update_stmt.
20802 (gen_inbound_check): Use create_tmp_var and create ssa names manually
20803 instead of calling make_rename_temp. Do not call
20804 find_new_referenced_vars or mark_symbols_for_renaming, call
20807 2009-04-21 Richard Guenther <rguenther@suse.de>
20809 PR tree-optimization/39827
20810 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
20811 (tree_ssa_phiprop): Pass the correct array size.
20813 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
20815 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
20817 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
20820 * c-typeck.c (lvalue_p): Move declaration ...
20821 * c-common.h (lvalue_p): ... to here.
20822 * c-common.c (candidate_equal_p): New.
20823 (add_tlist): Use it.
20824 (merge_tlist): Use it.
20825 (warn_for_collisions_1): Likewise.
20826 (warning_candidate_p): Accept more candidates.
20827 (verify_tree): A warning candidate can be an expression. Use
20830 2009-04-21 Ben Elliston <bje@au.ibm.com>
20833 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
20834 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
20835 options. Remove -mcall-solaris documentation.
20837 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20840 * doc/invoke.texi (-Wlong-long): Update description.
20841 * c-lex (interpret_integer): Only warn if there was no previous
20842 overflow and -Wlong-long is enabled.
20843 * c-decl.c (declspecs_add_type): Drop redundant flags.
20844 * c.opt (Wlong-long): Init to -1.
20845 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
20846 and front-end warn_long_long. Wlong-long only depends on other
20847 flags if it is uninitialized.
20848 * c-parser.c (disable_extension_diagnostics): warn_long_long is
20849 the same for CPP and FE.
20850 (restore_extension_diagnostics): Likewise.
20852 2009-04-20 Ian Lance Taylor <iant@google.com>
20854 Fix enum conversions which are invalid in C++:
20855 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
20856 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
20857 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
20858 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
20859 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
20860 (dbxout_parms): Likewise.
20861 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
20862 (df_clear_flags): Likewise.
20863 * df-problems.c (df_rd_bb_local_compute_process_def): Change
20864 top_flag parameter to int.
20865 (df_chain_create_bb_process_use): Likewise.
20866 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
20868 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
20869 (df_ref_create_structure, df_def_record_1): Likewise.
20870 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
20871 (df_notes_rescan): Change 0 to VOIDmode in function call.
20872 (df_get_call_refs, df_insn_refs_collect): Likewise.
20873 (df_bb_regs_collect): Likewise.
20874 (df_entry_block_defs_collect): Likewise.
20875 (df_exit_block_uses_collect): Likewise.
20876 * df.h: Update declarations.
20877 * double-int.c (double_int_divmod): Add cast to enum type.
20878 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
20879 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
20880 (based_loc_descr): Likewise.
20881 (loc_descriptor_from_tree_1): Change first_op and second_op to
20882 enum dwarf_location_atom. Add cast to enum type.
20883 * expmed.c (init_expmed): Change 0 to SET in function call.
20884 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
20885 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
20886 (do_store_flag): Likewise.
20887 * fixed-value.h (struct fixed_value): Change mode to enum
20889 * function.c (assign_parms): Change 0 to VOIDmode in function call.
20890 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
20892 (insert_insn_decl, insert_decl, insert_state): Likewise.
20893 (automata_list_finish): Likewise.
20894 * genrecog.c (process_define_predicate): Add cast to enum type.
20895 * gensupport.c (init_predicate_table): Add cast to enum type.
20896 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
20898 (gimple_build_call_1, gimple_build_label): Likewise.
20899 (gimple_build_goto, gimple_build_asm_1): Likewise.
20900 (gimple_build_switch_1, gimple_build_cdt): Likewise.
20901 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
20902 (enum fallback): Rename from enum fallback_t.
20903 (fallback_t): Typedef as int.
20904 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
20905 GSI_SAME_STMT in function call.
20906 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
20908 (setup_reg_class_relations): Likewise.
20909 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
20910 (setup_prohibited_class_mode_regs): Add cast to enum type.
20911 (setup_prohibited_mode_move_regs): Likewise.
20912 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
20913 (record_address_regs): Change i to enum reg_class.
20914 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
20915 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
20916 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
20917 (GET_MODE_2XWIDER_MODE): Likewise.
20918 (GET_CLASS_NARROWEST_MODE): Likewise.
20919 * omp-low.c (expand_omp_for): Add cast to enum type.
20920 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
20921 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
20922 * postreload.c (reload_cse_simplify_operands): Change rclass local
20924 * predict.c (combine_predictions_for_insn): Change best_predictor
20925 and predictor to enum br_predictor.
20926 (combine_predictions_for_bb): Likewise.
20927 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
20928 use SET_PREDICT_EXPR_OUTCOME.
20929 * real.c (real_arithmetic): Change icode to code in function call.
20930 * reginfo.c (init_move_cost): Add casts to enum type.
20931 (init_reg_sets_1, init_fake_stack_mems): Likewise.
20932 * regmove.c (regclass_compatible_p): Change class0 and class1 to
20934 * reload.c (find_valid_class): Add casts to enum type.
20935 (push_reload): Change 0 to NO_REGS in function call.
20936 (find_reloads): Change this_alternative to array of enum
20937 reg_class. Remove some now-unnecessary casts.
20938 (make_memloc): Change 0 to VOIDmode in function call.
20939 * reload1.c (reload): Change 0 to VOIDmode in function call.
20940 (eliminate_regs_1, elimination_effects): Likewise.
20941 (eliminate_regs_in_insn): Likewise.
20942 (emit_input_reload_insns): Add cast to enum type.
20943 (delete_output_reload): Change 0 to VOIDmode in function call.
20944 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
20945 to enum type in function call.
20946 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
20947 (SET_PREDICT_EXPR_OUTCOME): Define.
20948 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
20949 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
20950 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
20951 (dump_function): Likewise.
20952 * tree-dump.h: Update declarations.
20953 * tree-pass.h: Update declarations.
20954 * varasm.c (assemble_integer): Change mclass to enum mode_class.
20955 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
20957 (arm_rtx_costs_1): Correct parenthesization.
20958 (arm_rtx_costs): Add casts to enum type.
20959 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
20960 (vfp_emit_fstmd): Use add_rg_note.
20961 (emit_multi_reg_push, emit_sfm): Likewise.
20962 (thumb_set_frame_pointer): Likewise.
20963 (arm_expand_prologue): Likewise.
20964 (arm_regno_class): Change return type to enum reg_class.
20965 (thumb1_expand_prologue): Use add_reg_note.
20966 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
20967 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
20969 * config/arm/gentune.sh: Add cast to enum type.
20970 * config/arm/arm-tune.md: Rebuild.
20971 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
20972 (ix86_split_fp_branch, predict_jump): Likewise.
20973 (ix86_expand_multi_arg_builtin): Change sub_code from enum
20974 insn_code to enum rtx_code.
20975 (ix86_builtin_vectorized_function): Add cast to enum type.
20976 * config/i386/i386.md (truncdfsf2): Change slot to enum
20978 (truncxf<mode>2, isinf<mode>2): Likewise.
20979 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
20981 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
20982 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
20983 (insert_bundle_state): Change 1 to INSERT in function call.
20984 (ia64_add_bundle_selector_before): Likewise.
20985 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
20986 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
20987 (restore_stack_nonlocal): Likewise.
20988 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
20990 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
20992 (mips_rtx_costs): Likewise.
20993 (mips_override_options): Add casts to enum type.
20994 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
20996 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
20997 (store_reg, set_reg_plus_d): Likewise.
20998 (hppa_expand_prologue, hppa_profile_hook): Likewise.
20999 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21001 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
21003 (emit_unlikely_jump): Use add_reg_note.
21004 (rs6000_emit_allocate_stack): Likewise.
21005 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
21006 (output_toc): Change 1 to INSERT in function call.
21007 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
21008 (rs6000_initialize_trampoline): Likewise.
21009 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
21011 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
21012 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
21013 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
21014 (save_gprs): Use add_reg_note.
21015 (s390_emit_prologue): Likewise.
21016 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21017 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
21018 (sparc_fold_builtin): Add cast to enum type.
21019 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
21021 (spu_expand_prologue): Use add_reg_note.
21022 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
21024 2009-04-20 Ian Lance Taylor <iant@google.com>
21026 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21027 (c_parser_postfix_expression_after_primary): Get VEC for list of
21028 arguments. Get original types of arguments. Call
21029 build_function_call_vec.
21030 (cached_expr_list_1, cached_expr_list_2): New static variables.
21031 (c_parser_expr_list): Change return type to VEC *. Add
21032 p_orig_types parameter. Change all callers.
21033 (c_parser_release_expr): New static function.
21034 (c_parser_vec_to_tree_list): New static function.
21035 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21036 call build_function_call_vec.
21037 (build_function_call_vec): New function, based on old
21038 build_function_call.
21039 (convert_arguments): Remove nargs and argarray parameters. Change
21040 values to a VEC. Add origtypes parameter.
21041 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21042 (convert_for_assignment): Add origtype parameter. Change all
21043 callers. If warn_cxx_compat, check for conversion to an enum
21044 type when calling a function.
21045 (store_init_value): Add origtype parameter. Change all callers.
21046 (digest_init): Likewise.
21047 (struct init_node): Add origtype field.
21048 (add_pending_init): Add origtype parameter. Change all callers.
21049 (output_init_element): Likewise.
21050 (output_pending_init_elements): Pass origtype from init_node to
21051 output_init_element.
21052 (process_init_element): Pass origtype from c_expr to
21053 output_init_element.
21054 (c_finish_return): Add origtype parameter. Change all callers.
21055 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21057 (sync_resolve_params): Likewise.
21058 (sync_resolve_return): Change params to first_param. Change caller.
21059 (resolve_overloaded_builtins): Change params to VEC *. Change
21060 callers. Save first parameter around call to build_function_call_vec.
21061 * c-decl.c (finish_decl): Add origtype parameter. Change all
21062 callers. Call build_function_call_vec rather than
21063 build_function_call for cleanup.
21064 * c-tree.h: Update declarations.
21065 * c-common.h: Update declarations.
21066 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21067 params to first_param.
21068 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21069 params parameter from tree to void *.
21070 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21071 Change arglist parameter to have type void *, and to be a pointer
21073 * config/rs6000/rs6000-protos.h
21074 (altivec_resolve_overloaded_builtin): Update declaration.
21075 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21076 fnargs parameter to have type void *, and to be a pointer to a
21077 VEC. Call build_function_call_vec instead of
21078 build_function_call.
21079 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21081 2009-04-20 Joey Ye <joey.ye@intel.com>
21082 Xuepeng Guo <xuepeng.guo@intel.com>
21083 H.J. Lu <hongjiu.lu@intel.com>
21085 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21087 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21088 (IX86_LEA_PRIORITY): Likewise.
21089 (distance_non_agu_define): New function.
21090 (distance_agu_use): Likewise.
21091 (ix86_lea_for_add_ok): Likewise.
21092 (ix86_dep_by_shift_count): Likewise.
21094 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21095 should split for LEA.
21097 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21099 (ix86_dep_by_shift_count): Likewise.
21101 2009-04-20 Richard Guenther <rguenther@suse.de>
21103 * expr.c (handled_component_p): Move ...
21104 * tree.h (handled_component_p): ... here.
21105 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21106 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21107 and REALPART_EXPR to be in one group.
21109 2009-04-20 Richard Guenther <rguenther@suse.de>
21111 * basic-block.h (get_all_dominated_blocks): Declare.
21112 * dominance.c (get_all_dominated_blocks): New function.
21113 * tree-cfg.c (get_all_dominated_blocks): Remove.
21114 (remove_edge_and_dominated_blocks): Adjust.
21115 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21116 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21117 instead of recursing.
21119 2009-04-20 Doug Kwan <dougkwan@google.com>
21121 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21122 (struct cgraph_node_set_def): New type.
21123 (cgraph_node_set) New type. Also declare vector functions.
21124 (struct cgraph_node_set_element_def): New type.
21125 (cgraph_node_set_element): Ditto.
21126 (cgraph_node_set_iterator): New iterator type.
21127 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21128 cgraph_node_set_remove, dump_cgraph_node_set,
21129 debug_cgraph_node_set): New prototypes.
21130 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21131 cgraph_node_set_size): New inlines.
21132 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21133 including cgraph.h.
21134 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21135 argument to function 'write_summary'.
21136 * ipa.c: Include ggc.h.
21137 (hash_cgraph_node_set_element,
21138 eq_cgraph_node_set_element, cgraph_node_set_new,
21139 cgraph_node_set_add, cgraph_node_set_remove,
21140 cgraph_node_set_find, dump_cgraph_node_set,
21141 debug_cgraph_node_set): New functions.
21142 * Makefile.in (ipa.o): Add dependency on GGC_H.
21144 2009-04-20 Ira Rosen <irar@il.ibm.com>
21146 PR tree-optimization/39675
21147 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21148 check of the return code of vect_schedule_slp. Check that
21149 stmt_vec_info still exists for the statement, before checking its
21150 vectorization type.
21152 2009-04-20 Michael Matz <matz@suse.de>
21154 * Makefile.in (generated_files): Take out $(simple_generated_c).
21156 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21158 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21159 (UINTPTR_TYPE): Likewise.
21161 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21164 * c-typeck.c (digest_init): Check for initializing an array with a
21167 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21170 * c-semantics.c (pop_stmt_list): Propagate
21171 STATEMENT_LIST_HAS_LABEL to parent statement list.
21173 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21175 * config/mips/mips.h (mips_tune_attr): New macro.
21176 * config/mips/mips.md (cpu): Use it.
21178 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21181 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21184 2009-04-19 Diego Novillo <dnovillo@google.com>
21186 * toplev.c (compile_file): Move call to coverage_finish ...
21187 * cgraphunit.c (ipa_passes): ... here.
21188 Call cgraph_process_new_functions.
21189 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21190 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21192 2009-04-19 Jan Hubicka <jh@suse.cz>
21194 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21196 (dump_cgraph_node): Dump can throw external flag.
21197 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21199 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21203 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21204 * common.opt (Wlogical-op): Move from here...
21205 * c.opt (Wlogical-op): ... to here.
21206 * c-typeck.c (parser_build_binary_op): Update call to
21207 warn_logical_operator.
21208 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21210 * c-common.c (warn_logical_op): Update.
21211 * c-common.h (warn_logical_op): Update declaration.
21213 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21215 * tree.c (protected_set_expr_location): Fix formatting.
21217 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21220 * c-typeck.c (readonly_warning): new.
21221 (build_unary_op, build_modify_expr): Use readonly_warning for
21222 storing into something readonly but not const-qualified.
21224 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21227 * c-typeck.c (build_unary_op): Check for taking address of
21228 expression of type void.
21230 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21233 * c-typeck.c (build_function_call): Check for calling a function
21234 with qualified void return types. Call require_complete_type when
21237 2009-04-18 Jan Hubicka <jh@suse.cz>
21239 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21241 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21242 can_throw_external flag.
21243 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21244 * ipa-pure-const.c (ignore_edge): New function.
21245 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21246 only over can_throw_external edges.
21247 (local_pure_const): Add nothrow flag.
21248 * ipa-utils.c (searchc): Add ignore_edge callback.
21249 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21250 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21251 (set_nothrow_function_flags): Update cgraph.
21252 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21254 2009-04-18 Richard Guenther <rguenther@suse.de>
21256 PR middle-end/39804
21257 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21258 (fold_stmt): ... this and ...
21259 (fold_stmt_inplace): ... this.
21260 (fold_stmt_1): Fold references in calls and asms.
21261 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21263 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21265 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21266 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21268 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21270 * tree.c (function_args_count): Remove.
21271 * tree.h: Remove the prototype for function_args_count.
21273 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21275 * tree-iterator.c (expr_only): Remove.
21276 * tree.h: Remove the prototype for expr_only.
21278 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21280 * reginfo.c (cannot_change_mode_set_regs): Remove.
21281 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21283 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21285 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21286 whether operands 0 and 1 overlaps.
21288 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21290 PR middle-end/36902
21291 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21292 pointer. Use warning_at instead of warning.
21293 (search_for_addr_array): Likewise.
21294 (check_array_bounds): Likewise.
21295 (check_all_array_refs): Check that the incoming edge is not in the
21296 list of edges to be removed.
21297 (check_all_array_refs): Avoid the temporal pointer.
21298 (vrp_visit_cond_stmt): Fix typo.
21299 (simplify_switch_using_ranges): Handle the case where the switch
21300 index is an integer constant.
21302 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21304 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21306 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21308 * doc/extend.texi, doc/invoke.texi: Fix typos.
21310 2009-04-17 Cary Coutant <ccoutant@google.com>
21312 * tree-flow-inline.h (get_lineno): Fix inverted test.
21314 2009-04-17 Diego Novillo <dnovillo@google.com>
21316 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21317 assertion for AVAIL_OUT.
21319 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21322 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21323 * config/sh/linux-atomic.asm: Likewise.
21325 2009-04-17 Diego Novillo <dnovillo@google.com>
21327 * except.c (debug_eh_tree): New.
21328 (struct eh_region, struct eh_status): Move ...
21329 * except.h: ... here.
21330 (add_type_for_runtime): Declare extern.
21331 (lookup_type_for_runtime): Likewise.
21332 (debug_eh_tree): Declare.
21333 * Makefile.in (GTFILES): List except.h before except.c
21335 2009-04-17 Diego Novillo <dnovillo@google.com>
21337 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21338 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21339 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21340 (find_vars_r): ... here.
21341 * tree-flow.h (find_referenced_vars_in): Declare.
21342 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21343 that AVAIL_OUT exists for BLOCK.
21344 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21345 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21346 (tree-parloops.o): Likewise.
21348 2009-04-17 Simon Baldwin <simonb@google.com>
21350 * toplev.c (default_tree_printer): Add handling for %E format.
21352 2009-04-17 Diego Novillo <dnovillo@google.com>
21354 * tree-pretty-print.c (dump_generic_node): Add break after
21355 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21356 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21357 FUNCTION_TYPE together. Call print_struct_decl when printing
21358 structures and TDF_SLIM is not given.
21359 (print_struct_decl): Fix logic for detecting recursion.
21361 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21364 * gcc.c (create_at_file): New.
21365 (compile_input_file_p): New.
21366 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21367 * main.c (main): Update call to toplev_main.
21368 * toplev.c (toplev_main): Change signature. Call expandargv.
21369 * toplev.h (toplev_main): Change signature.
21371 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21373 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21374 if the latter is not constant.
21376 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21378 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21380 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21382 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21383 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21385 2009-04-17 Richard Guenther <rguenther@suse.de>
21387 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21388 Handle component references view-converting an invariant address.
21390 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21392 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21393 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21394 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21395 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21396 Use @deftypevr rather than @deftypevar.
21398 2009-04-17 Richard Guenther <rguenther@suse.de>
21400 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21401 (get_prop_source_stmt): Likewise.
21402 (can_propagate_from): Likewise.
21404 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21406 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21407 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21408 (--with-multilib-list): Add default value.
21409 * configure: Regenerate.
21410 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21411 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21412 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21413 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21414 Don't add default cpu to multilib list unnecessarily, but do enable
21415 the relevant compiler option..
21416 Add support for --with-multilib-list=<blank> and
21417 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21418 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21419 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21420 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21421 TM_MULTILIB_CONFIG.
21422 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21423 (MULTILIB_OSDIRNAMES): New variable.
21424 * config/sh/t-1e: Delete file.
21425 * config/sh/t-mlib-sh1: Delete file.
21426 * config/sh/t-mlib-sh2: Delete file.
21427 * config/sh/t-mlib-sh2a: Delete file.
21428 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21429 * config/sh/t-mlib-sh2a-single: Delete file.
21430 * config/sh/t-mlib-sh2a-single-only: Delete file.
21431 * config/sh/t-mlib-sh2e: Delete file.
21432 * config/sh/t-mlib-sh3e: Delete file.
21433 * config/sh/t-mlib-sh4: Delete file.
21434 * config/sh/t-mlib-sh4-nofpu: Delete file.
21435 * config/sh/t-mlib-sh4-single: Delete file.
21436 * config/sh/t-mlib-sh4-single-only: Delete file.
21437 * config/sh/t-mlib-sh4a: Delete file.
21438 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21439 * config/sh/t-mlib-sh4a-single: Delete file.
21440 * config/sh/t-mlib-sh4a-single-only: Delete file.
21441 * config/sh/t-mlib-sh4al: Delete file.
21442 * config/sh/t-mlib-sh5-32media: Delete file.
21443 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21444 * config/sh/t-mlib-sh5-64media: Delete file.
21445 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21446 * config/sh/t-mlib-sh5-compact: Delete file.
21447 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21448 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21449 * doc/install.texi (Options specification): Add
21450 --with-multilib-list and --with-endian.
21452 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21454 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21456 (OBJS-common): Add plugin-version.o.
21457 (plugin-version.o): New.
21458 * gcc-plugin.h (plugin_gcc_version): New.
21459 (plugin_default_version_check): New.
21460 (plugin_init_func, plugin_init): Add version argument.
21461 * plugin-version.c: New.
21462 * plugin.c (str_plugin_gcc_version_name): New.
21463 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21464 pass it to the init function.
21465 (plugin_default_version_check): New.
21467 2009-04-17 Richard Guenther <rguenther@suse.de>
21469 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21470 for decl-vs-decl disambiguation.
21472 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21474 * config/s390/s390.h (s390_tune_attr): New macro definition.
21475 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21477 2009-04-17 Richard Guenther <rguenther@suse.de>
21479 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21480 (fold_stmt_r): Likewise.
21481 (maybe_fold_reference): New function.
21482 (fold_gimple_assign): Handle cases fold_stmt_r did.
21483 (fold_stmt): Do not use fold_stmt_r.
21484 (fold_stmt_inplace): Likewise.
21486 2009-04-17 Richard Guenther <rguenther@suse.de>
21488 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21489 (record_equivalences_from_stmt): Remove useless checks and
21491 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21492 the type is already suitable.
21494 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21496 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21498 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21500 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21501 (CMPtype): Define as __gcc_CMPtype.
21503 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21505 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21506 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21508 2009-04-17 Richard Guenther <rguenther@suse.de>
21510 PR tree-optimization/39746
21511 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21512 special-casing for builtins and static variable use/def.
21513 (call_may_clobber_ref_p_1): Likewise.
21515 2009-04-16 Ian Lance Taylor <iant@google.com>
21517 * df.h: Include "timevar.h".
21518 (struct df_problem): Change tv_id field to timevar_id_t.
21519 * tree-pass.h: Include "timevar.h".
21520 (struct opt_pass): Change tv_id field to timevar_id_t.
21521 * timevar.h (timevar_id_t): Define TV_NONE.
21522 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21523 TV_NONE rather than tv_id != 0.
21524 (execute_one_pass): Likewise.
21525 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21526 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21527 dependencies to $(TREE_PASS_H).
21528 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21530 (pass_branch_target_load_optimize2): Likewise.
21531 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21532 (pass_outof_cfg_layout_mode): Likewise.
21533 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21534 (pass_rebuild_cgraph_edges): Likewise.
21535 (pass_remove_cgraph_callee_edges): Likewise.
21536 * df-core.c (pass_df_initialize_opt): Likewise.
21537 (pass_df_initialize_no_opt): Likewise.
21538 (pass_df_finish): Likewise.
21539 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21540 * except.c (pass_set_nothrow_function_flags): Likewise.
21541 (pass_convert_to_eh_region_ranges): Likewise.
21542 * final.c (pass_compute_alignments): Likewise.
21543 * function.c (pass_instantiate_virtual_regs): Likewise.
21544 (pass_init_function): Likewise.
21545 (pass_leaf_regs): Likewise.
21546 (pass_match_asm_constraints): Likewise.
21547 * gimple-low.c (pass_lower_cf): Likewise.
21548 (pass_mark_used_blocks): Likewise.
21549 * init-regs.c (pass_initialize_regs): Likewise.
21550 * integrate.c (pass_initial_value_sets): Likewise.
21551 * ira.c (pass_ira): Likewise.
21552 * jump.c (pass_cleanup_barriers): Likewise.
21553 * omp-low.c (pass_expand_omp): Likewise.
21554 (pass_lower_omp): Likewise.
21555 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21556 * recog.c (pass_split_all_insns): Likewise.
21557 (pass_split_after_reload): Likewise.
21558 (pass_split_before_regstack): Likewise.
21559 (pass_split_before_sched2): Likewise.
21560 (pass_split_for_shorten_branches): Likewise.
21561 * reginfo.c (pass_reginfo_init): Likewise.
21562 (pass_subregs_of_mode_init): Likewise.
21563 (pass_subregs_of_mode_finish): Likewise.
21564 * passes.c (pass_postreload): Likewise.
21565 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21566 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21567 (pass_warn_function_return): Likewise.
21568 (pass_warn_function_noreturn): Likewise.
21569 * tree-complex.c (pass_lower_complex): Likewise.
21570 (pass_lower_complex_O0): Likewise.
21571 * tree-if-conv.c (pass_if_conversion): Likewise.
21572 * tree-into-ssa.c (pass_build_ssa): Likewise.
21573 * tree-mudflap.c (pass_mudflap_1): Likewise.
21574 (pass_mudflap_2): Likewise.
21575 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21576 (pass_mudflap_2): Likewise.
21577 * tree-nrv.c (pass_return_slot): Likewise.
21578 * tree-object-size.c (pass_object_sizes): Likewise.
21579 * tree-optimize.c (pass_all_optimizations): Likewise.
21580 (pass_early_local_passes): Likewise.
21581 (pass_all_early_optimizations): Likewise.
21582 (pass_cleanup_cfg): Likewise.
21583 (pass_cleanup_cfg_post_optimizing): Likewise.
21584 (pass_free_datastructures): Likewise.
21585 (pass_free_cfg_annotations): Likewise.
21586 (pass_fixup_cfg): Likewise.
21587 (pass_init_datastructures): Likewise.
21588 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21589 (pass_late_warn_uninitialized): Likewise.
21590 (pass_update_address_taken): Likewise.
21591 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21592 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21593 (pass_cse_sincos): Likewise.
21594 (pass_convert_to_rsqrt): Likewise.
21595 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21596 * tree-stdarg.c (pass_stdarg): Likewise.
21597 * tree-tailcall.c (pass_tail_recursion): Likewise.
21598 (pass_tail_calls): Likewise.
21599 * tree-vect-generic.c (pass_lower_vector): Likewise.
21600 (pass_lower_vector_ssa): Likewise.
21601 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21603 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21605 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21607 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21609 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21610 logical and signext.
21612 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21615 * config/sh/predicates.md (arith_operand): Check if the operand
21616 of TRUNCATE is a REG.
21618 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21620 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21621 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21623 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21625 * tree-iterator.c (tsi_split_statement_list_after,
21626 tsi_split_statement_list_before): Remove.
21627 * tree-iterator.h: Remove the prototypes for
21628 tsi_split_statement_list_after and tsi_split_statement_list_before.
21630 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21632 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21633 * tree-ssa-propagate.h: Remove the prototype for
21634 stmt_makes_single_load.
21636 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21638 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21639 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21641 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21643 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21645 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21647 * except.c (eh_region_outer_p): Remove.
21648 * except.h: Remove the prototype for eh_region_outer_p.
21650 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21652 * function.c (current_function_assembler_name): Remove.
21653 * function.h: Remove the prototype for
21654 current_function_assembler_name.
21656 2009-04-16 Ian Lance Taylor <iant@google.com>
21658 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21659 (add_reg_note): Call alloc_reg_note.
21660 * rtl.h (alloc_reg_note): Declare.
21661 * combine.c (try_combine): Use alloc_reg_note.
21662 (recog_for_combine, move_deaths): Likewise.
21663 (distribute_notes): Use alloc_reg_note and add_reg_note.
21664 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21665 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21666 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21668 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21670 PR rtl-optimization/39762
21671 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21672 ira_may_move_out_cost): Add comments about way of their usage.
21673 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21675 * ira-conflicts.c (process_regs_for_copy): Use function
21676 ira_get_register_move_cost instead of global
21677 ira_register_move_cost.
21679 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21680 color_pass, move_spill_restore, update_curr_costs): Ditto.
21682 * ira-lives.c (process_single_reg_class_operands): Ditto.
21684 * ira-emit.c (emit_move_list): Ditto.
21686 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21687 (record_reg_classes): Ditto. Use functions
21688 ira_get_register_move_cost and ira_get_may_move_cost instead of
21689 global vars ira_register_move_cost, ira_may_move_out_cost and
21690 ira_may_move_in_cost.
21691 (record_address_regs): Don't call ira_init_register_move_cost.
21692 Use function ira_get_may_move_cost instead of global
21693 ira_may_move_in_cost.
21694 (process_bb_node_for_hard_reg_moves): Use function
21695 ira_get_register_move_cost instead of global ira_register_move_cost.
21696 (ira_costs): Don't call ira_init_register_move_cost.
21698 2009-04-16 Richard Guenther <rguenther@suse.de>
21700 * tree-cfg.c (verify_gimple_assign_binary):
21701 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21702 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21703 (create_general_new_stmt): Note that this function is broken.
21705 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21707 * common.opt (fhelp): Add Var(help_flag).
21708 * gcc-plugin.h (plugin_info): Add help.
21709 * plugin.c (plugin_name_args): Add help.
21710 (register_plugin_info): Set plugin->help.
21711 (print_help_one_plugin): New.
21712 (print_plugins_help): New.
21713 * plugin.h (print_plugins_help): New.
21714 * toplev.c (toplev_main): Call print_plugins_help if needed.
21716 2009-04-16 Richard Guenther <rguenther@suse.de>
21718 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21719 (gimple_ior_addresses_taken_1): New function.
21720 (gimple_ior_addresses_taken): Likewise.
21721 * gimple.h (struct gimple_statement_with_ops_base): Remove
21722 addresses_taken member.
21723 (gimple_ior_addresses_taken): Declare.
21724 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21725 gimple_set_addresses_taken): Remove.
21726 * ipa-reference.c (mark_address): New function.
21727 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21728 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21729 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21730 (gimple_add_to_addresses_taken): Remove.
21731 (get_tmr_operands): Call mark_address_taken.
21732 (get_asm_expr_operands): Likewise.
21733 (get_expr_operands): Likewise.
21734 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21735 (free_stmt_operands): Do not free it.
21736 * tree-ssa.c (delete_tree_ssa): Likewise.
21737 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21739 2009-04-16 Richard Guenther <rguenther@suse.de>
21741 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21742 (walk_stmt_load_store_ops): Likewise.
21743 * gimple.c (get_base_loadstore): New function.
21744 (walk_stmt_load_store_addr_ops): Likewise.
21745 (walk_stmt_load_store_ops): Likewise.
21746 * ipa-pure-const.c (check_op): Simplify.
21747 (check_load, check_store): New functions.
21748 (check_stmt): Use walk_stmt_load_store_ops.
21749 * ipa-reference.c (mark_load): Adjust signature.
21750 (mark_store): Likewise.
21751 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21753 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21755 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21756 (plugin_info): New.
21757 * opts.c (common_handle_option): Don't call print_version.
21758 * plugin.c (plugin_name_args): Add version.
21759 (register_plugin_info): New.
21760 (register_callback): Handle PLUGIN_INFO.
21761 (try_init_one_plugin): New.
21762 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21764 (finalize_one_plugin): New.
21765 (finalize_plugins): New.
21766 (print_one_plugin): New.
21767 (print_plugins_versions): New.
21768 * plugin.h (print_plugins_versions): New.
21769 (finalize_plugins): New.
21770 * toplev.c (compile_file): Don't call initialize_plugins.
21771 (print_version): Call print_plugins_versions.
21772 (toplev_main): Call initialize_plugins. Print version if needed.
21773 Call finalize_plugins.
21775 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21777 * common.opt (fversion): New.
21778 * gcc.c (print_version): New.
21779 (process_command): Don't print the version. Just set print_version.
21780 (main): Print version. Call subprocesses if print_version and
21781 verbose_flag are set.
21782 * opts.c (common_handle_option): Handle OPT_fversion.
21784 2009-04-16 Richard Guenther <rguenther@suse.de>
21785 Ira Rosen <irar@il.ibm.com>
21787 PR tree-optimization/39698
21788 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
21789 type of the reduction variable. Only generate the def if
21792 * omp-low.c (expand_omp_for_generic): When converting to a pointer
21793 make sure to first convert to an integer of the same precision.
21794 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
21795 the type of the evolution correctly in computing the new
21796 induction variable base.
21798 2009-04-16 Richard Guenther <rguenther@suse.de>
21800 PR middle-end/39625
21801 * tree-cfg.c (make_blocks): Split statements with to-be
21802 abnormal SSA names on the lhs.
21804 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
21806 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
21807 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
21808 * c-typeck.c (really_start_incremental_init): Likewise.
21809 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
21810 (TARGET_INITIALIZER): Remove it.
21811 * target.h (struct target): Remove vector_opaque_p.
21812 * tree.c (build_opaque_vector_type): New.
21813 * tree.h (TYPE_VECTOR_OPAQUE): New.
21814 (build_opaque_vector_type): Declare.
21815 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
21816 * config/rs6000/rs6000.c (build_opaque_vector_type,
21817 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
21818 (rs6000_init_builtins): Use build_opaque_vector_type for
21819 opaque_V4SI_type_node.
21821 2009-04-15 Catherine Moore <clm@codesourcery.com>
21823 * debug.h (set_name): Declare.
21824 * dwarf2out.c (dwarf2out_set_name): Declare.
21825 (dwarf2_debug_hooks): Add set_name.
21826 (find_AT_string): New.
21827 (add_AT_string): Call find_AT_string.
21828 (dwarf2out_set_name): New.
21829 * cp/decl.c (grokdeclarator): Call set_name.
21830 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
21831 * debug.c (do_nothing_debug_hooks): Likewise.
21832 * dbxout.c (dbx_debug_hooks): Likewise.
21833 * sdbout.c (sdb_debug_hooks): Likewise.
21835 2009-04-15 Michael Eager <eager@eagercon.com>
21837 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
21838 reg for single-precision FPU.
21839 * config/rs6000/rs6000.md (movsi_internal1): Only for
21840 !TARGET_SINGLE_FPU.
21841 (movsi_internal1_single): New. Add pattern to move SI values to/from
21842 single-precision FP regs.
21844 2009-04-15 Richard Guenther <rguenther@suse.de>
21846 * omp-low.c (lower_rec_input_clauses): Build correct address
21848 (expand_omp_for_generic): Fix multiplication type.
21849 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
21850 (generate_memset_zero): Fix types.
21851 * tree-profile.c (prepare_instrumented_value): Correctly
21854 2009-04-15 Ian Lance Taylor <iant@google.com>
21856 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
21857 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
21858 for -Wall and for -Wc++-compat.
21859 (c_common_post_options): For C++, set warn_enum_compare if not
21861 * c-tree.h (struct c_expr): Add field original_type.
21862 (build_external_ref): Update declaration.
21863 * c-parser.c (c_parser_braced_init): Set original_type.
21864 (c_parser_initelt): Likewise.
21865 (c_parser_expr_no_commas): Likewise.
21866 (c_parser_conditional_expression): Likewise.
21867 (c_parser_cast_expression): Likewise.
21868 (c_parser_unary_expression): Likewise. Pull setting of
21869 original_code to top of function.
21870 (c_parser_sizeof_expression): Set original_type.
21871 (c_parser_alignof_expression): Likewise.
21872 (c_parser_postfix_expression): Likewise. Pull setting of
21873 original_code to top of function.
21874 (c_parser_postfix_expression_after_paren_type): Set original_type.
21875 (c_parser_postfix_expression_after_primary): Likewise.
21876 (c_parser_expression): Likewise.
21877 * c-typeck.c (build_external_ref): Add type parameter. Change all
21879 (c_expr_sizeof_expr): Set original_type field.
21880 (parser_build_unary_op): Likewise.
21881 (parser_build_binary_op): Likewise. Optionally warn about
21882 comparisons of enums of different types.
21883 (digest_init): Set original_type field.
21884 (really_start_incremental_init): Likewise.
21885 (push_init_level, pop_init_level): Likewise.
21886 * doc/invoke.texi (Warning Options): -Wenum-compare now
21889 2009-04-15 Richard Guenther <rguenther@suse.de>
21891 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
21892 out a necessary conversion.
21893 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
21894 names we didn't value number.
21895 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
21897 2009-04-15 Richard Guenther <rguenther@suse.de>
21899 PR tree-optimization/39764
21900 * tree-ssa-ccp.c (get_value): Canonicalize value with
21901 canonicalize_float_value.
21903 2009-04-15 Jan Hubicka <jh@suse.cz>
21905 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
21906 Wrong version of patch.
21908 2009-04-15 Jan Hubicka <jh@suse.cz>
21910 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
21912 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
21914 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
21915 our distinct integral and vector types.
21917 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
21919 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
21920 * init.c (build_vtbl_address): Remove call to assemble_external.
21922 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
21924 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
21925 output for other floating point modes.
21927 2009-04-14 Diego Novillo <dnovillo@google.com>
21929 * diagnostic.c (diagnostic_report_diagnostic): Do not
21930 warn about loaded plugins for DK_ERROR and DK_WARNING.
21931 * c-decl.c (declspecs_add_type): Move call to
21932 invoke_plugin_callbacks ...
21933 * c-parser.c (c_parser_declspecs): ... here.
21934 * plugin.c (dump_active_plugins): Tidy output.
21936 2009-04-14 Diego Novillo <dnovillo@google.com>
21937 Le-Chun Wu <lcwu@google.com>
21939 * configure.ac: Add --enable-plugin support.
21940 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
21941 * Makefile.in (PLUGIN_H): Define.
21942 Export ENABLE_PLUGIN and GMPINC to site.exp.
21943 Add PLUGINLIBS to link command.
21944 Add/modify dependencies for plugin.o and files including plugin.h.
21946 * config.in: Regenerate.
21948 * opts.c (common_handle_option): Handle OPT_fplugin_ and
21951 2009-04-14 Le-Chun Wu <lcwu@google.com>
21953 * tree-pass.h (register_one_dump_file): Add a prototype for
21954 register_one_dump_file.
21955 * toplev.c (compile_file): Call initialize_plugins.
21956 (do_compile): Call invoke_plugin_callbacks.
21957 (toplev_main): Call invoke_plugin_callbacks.
21958 * common.opt: Add -fplugin= and -fplugin-arg-.
21959 * gcc-plugin.h: New public header file for plugins to include.
21960 * plugin.c: New source file.
21961 * plugin.h: New internal header file.
21962 * passes.c (register_one_dump_file): Make it external.
21964 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
21966 2009-04-14 Diego Novillo <dnovillo@google.com>
21968 * doc/plugins.texi: New.
21969 * doc/gccint.texi: Add reference to Plugins chapter.
21970 * doc/invoke.texi: Document -fplugin and -fplugin-arg
21971 * diagnostic.c (diagnostic_report_diagnostic): Warn about
21972 loaded plugins, if any.
21973 * timevar.def (TV_PLUGIN_INIT): Define.
21974 (TV_PLUGIN_RUN): Define.
21975 * plugin.c: Include timevar.h
21976 (plugins_active_p): New.
21977 (dump_active_plugins): New.
21978 (debug_active_plugins): New.
21980 2009-04-14 Joseph Myers <joseph@codesourcery.com>
21982 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
21984 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
21986 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
21988 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
21989 the same as a minus without a shift.
21991 2009-04-14 Nick Clifton <nickc@redhat.com>
21993 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
21994 comparisons with small integers will always produce a short
21997 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
22000 2008-12-19 Diego Novillo <dnovillo@google.com>
22002 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
22004 2009-04-14 Richard Guenther <rguenther@suse.de>
22006 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
22008 (verify_gimple_assign_binary): Likewise. Handle shifts and
22010 (verify_gimple_phi): Print the mismatched argument position.
22011 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22013 (vect_update_init_of_dr): Likewise.
22014 * matrix-reorg.c (transform_access_sites): Do what the
22016 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
22018 2009-04-13 Michael Eager <eager@eagercon.com>
22020 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
22021 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
22022 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
22023 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
22024 remove duplicate config
22026 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22028 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22029 file_name:line_number type locator of the call site.
22031 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22033 * genautomata.c: Put blank after comma.
22034 (automaton_decls): New.
22035 (struct unit_usage): Add comments to member next.
22036 (store_alt_unit_usage): Keep the list ordered.
22037 (unit_present_on_list_p, equal_alternatives_p): New.
22038 (check_regexp_units_distribution): Check units distribution
22039 correctness correctly.
22040 (main): Don't write automata if error is found. Return correct
22043 * config/m68k/cf.md (cfv4_ds): Remove.
22044 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22045 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22047 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22048 power4-load-ext, power4-store, power4-store-update,
22049 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22050 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22051 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22052 power4-sqrt, power4-isync): Modify reservation to make correct
22053 unit distribution to automata.
22055 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22056 power5-store-update, power5-two, power5-three, power5-lmul,
22057 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22059 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22061 * except.c (pass_set_nothrow_function_flags): Set name and add
22063 (set_nothrow_function_flags): Mention in the dump file when
22064 changing a function to nothrow.
22066 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22069 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22070 instead of unsigned long.
22072 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22074 * config/arm/arm.c (return_used_this_function): Remove.
22075 (arm_output_function_prologue): Remove use of
22076 return_used_this_function.
22077 (output_return_instruction): Replace use of
22078 return_used_this_function
22079 by cfun->machine->return_used_this_function.
22080 (arm_output_epilogue): Likewise.
22081 (arm_output_function_epilogue): Likewise.
22082 (thumb_unexpanded_epilogue): Likewise.
22083 * config/arm/arm.h (struct machine_function):
22084 New member return_used_this_function.
22086 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22088 * doc/install.texi: Correct description of default directory for
22089 --with-gxx-include-dir.
22091 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22093 * fold-const.c (build_range_check): Properly deal with enumeral and
22094 boolean base types.
22096 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22098 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22099 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22100 * params.h (MAX_GCSE_PASSES): Remove.
22101 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22102 in sequence. Remove ability to run multiple passes.
22103 (bypass_jumps): Report run as third CPROP pass.
22105 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22107 PR middle-end/39651
22108 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22109 when deciding whether the whole SEQUENCE can throw.
22111 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22114 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22115 offseted label references.
22117 2009-04-11 Jan Hubicka <jh@suse.cz>
22119 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22121 2009-04-11 Richard Guenther <rguenther@suse.de>
22123 PR middle-end/39732
22124 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22125 return variables as TREE_ADDRESSABLE.
22127 2009-04-11 Richard Guenther <rguenther@suse.de>
22129 PR tree-optimization/39713
22130 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22131 reference trees have SSA_NAME operands.
22133 2009-04-11 Richard Guenther <rguenther@suse.de>
22136 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22137 address expressions.
22139 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22141 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22142 match changes in Cygwin 1.7
22143 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22144 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22146 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22148 PR tree-optimization/39701
22149 * doc/invoke.texi (Optimization Options): Document change in
22150 meaning and initialization of -fdelete-null-pointer-checks.
22152 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22154 PR middle-end/39701
22155 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22157 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22160 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22162 2009-04-10 Chao-ying Fu <fu@mips.com>
22164 * doc/tm.texi (Instruction Output): Document
22165 TARGET_ASM_FINAL_POSTSCAN_INSN.
22166 * target.h (final_postscan_insn): New field in asm_out.
22167 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22168 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22169 * final.c (final_scan_insn): Call
22170 targetm.asm_out.final_postscan_insn after outputting
22171 an asm macro and a normal instruction.
22173 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22174 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22175 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22176 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22177 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22179 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22181 PR middle-end/39701
22182 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22183 variables as non-NULL even with -fdelete-null-pointer-checks.
22185 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22187 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22189 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22192 * config/i386/i386.c (classify_argument): Handle SCmode with
22193 (bit_offset % 64) != 0.
22195 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22197 * doc/invoke.texi (Optimize Options): Add cross-reference to
22198 -Q --help=optimizers examples.
22200 2009-04-10 Ben Elliston <bje@au.ibm.com>
22203 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22204 regalign for the reg == fpr and TDmode case.
22206 2009-04-09 David Ayers <ayers@fsfe.org>
22209 * objc/objc-act.c (warn_with_method): Remove helper function.
22210 (check_duplicates): Call warning and inform directly.
22211 (really_start_method): Likewise.
22213 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22215 * expmed.c (expand_divmod): Always use a comparison for a division
22216 by a large unsigned integer.
22218 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22219 for things others than variables or functions as nonzero.
22221 2009-04-09 Nick Clifton <nickc@redhat.com>
22223 * unwind-compat.c: Change copyright header to refer to version
22224 3 of the GNU General Public License with version 3.1 of the
22225 GCC Runtime Library Exception and to point readers at the
22226 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22227 * config/alpha/crtfastmath.c: Likewise.
22228 * config/alpha/linux-unwind.h: Likewise.
22229 * config/alpha/qrnnd.asm: Likewise.
22230 * config/alpha/vms-crt0-64.c: Likewise.
22231 * config/alpha/vms-crt0.c: Likewise.
22232 * config/alpha/vms-dwarf2.asm: Likewise.
22233 * config/alpha/vms-dwarf2eh.asm: Likewise.
22234 * config/alpha/vms-psxcrt0-64.c: Likewise.
22235 * config/alpha/vms-psxcrt0.c: Likewise.
22236 * config/alpha/vms_tramp.asm: Likewise.
22237 * config/arc/initfini.c: Likewise.
22238 * config/arc/lib1funcs.asm: Likewise.
22239 * config/arm/bpabi-v6m.S: Likewise.
22240 * config/arm/bpabi.S: Likewise.
22241 * config/arm/bpabi.c: Likewise.
22242 * config/arm/crti.asm: Likewise.
22243 * config/arm/crtn.asm: Likewise.
22244 * config/arm/ieee754-df.S: Likewise.
22245 * config/arm/ieee754-sf.S: Likewise.
22246 * config/arm/lib1funcs.asm: Likewise.
22247 * config/arm/libunwind.S: Likewise.
22248 * config/arm/linux-atomic.c: Likewise.
22249 * config/arm/mmintrin.h: Likewise.
22250 * config/arm/pr-support.c: Likewise.
22251 * config/arm/unaligned-funcs.c: Likewise.
22252 * config/arm/unwind-arm.c: Likewise.
22253 * config/arm/unwind-arm.h: Likewise.
22254 * config/avr/libgcc.S: Likewise.
22255 * config/bfin/crti.s: Likewise.
22256 * config/bfin/crtlibid.s: Likewise.
22257 * config/bfin/crtn.s: Likewise.
22258 * config/bfin/lib1funcs.asm: Likewise.
22259 * config/bfin/linux-unwind.h: Likewise.
22260 * config/cris/arit.c: Likewise.
22261 * config/cris/cris_abi_symbol.c: Likewise.
22262 * config/darwin-64.c: Likewise.
22263 * config/darwin-crt2.c: Likewise.
22264 * config/darwin-crt3.c: Likewise.
22265 * config/darwin.h: Likewise.
22266 * config/dbxelf.h: Likewise.
22267 * config/dfp-bit.c: Likewise.
22268 * config/dfp-bit.h: Likewise.
22269 * config/elfos.h: Likewise.
22270 * config/fixed-bit.c: Likewise.
22271 * config/fixed-bit.h: Likewise.
22272 * config/fp-bit.c: Likewise.
22273 * config/fp-bit.h: Likewise.
22274 * config/fr30/crti.asm: Likewise.
22275 * config/fr30/crtn.asm: Likewise.
22276 * config/fr30/lib1funcs.asm: Likewise.
22277 * config/freebsd-spec.h: Likewise.
22278 * config/frv/cmovd.c: Likewise.
22279 * config/frv/cmovh.c: Likewise.
22280 * config/frv/cmovw.c: Likewise.
22281 * config/frv/frvbegin.c: Likewise.
22282 * config/frv/frvend.c: Likewise.
22283 * config/frv/lib1funcs.asm: Likewise.
22284 * config/glibc-stdint.h: Likewise.
22285 * config/h8300/clzhi2.c: Likewise.
22286 * config/h8300/crti.asm: Likewise.
22287 * config/h8300/crtn.asm: Likewise.
22288 * config/h8300/ctzhi2.c: Likewise.
22289 * config/h8300/fixunssfsi.c: Likewise.
22290 * config/h8300/lib1funcs.asm: Likewise.
22291 * config/h8300/parityhi2.c: Likewise.
22292 * config/h8300/popcounthi2.c: Likewise.
22293 * config/i386/ammintrin.h: Likewise.
22294 * config/i386/att.h: Likewise.
22295 * config/i386/avxintrin.h: Likewise.
22296 * config/i386/biarch64.h: Likewise.
22297 * config/i386/bmmintrin.h: Likewise.
22298 * config/i386/cpuid.h: Likewise.
22299 * config/i386/cross-stdarg.h: Likewise.
22300 * config/i386/crtfastmath.c: Likewise.
22301 * config/i386/crtprec.c: Likewise.
22302 * config/i386/cygming-crtbegin.c: Likewise.
22303 * config/i386/cygming-crtend.c: Likewise.
22304 * config/i386/cygwin.asm: Likewise.
22305 * config/i386/emmintrin.h: Likewise.
22306 * config/i386/gmm_malloc.h: Likewise.
22307 * config/i386/gthr-win32.c: Likewise.
22308 * config/i386/i386.h: Likewise.
22309 * config/i386/immintrin.h: Likewise.
22310 * config/i386/linux-unwind.h: Likewise.
22311 * config/i386/linux64.h: Likewise.
22312 * config/i386/mm3dnow.h: Likewise.
22313 * config/i386/mmintrin-common.h: Likewise.
22314 * config/i386/mmintrin.h: Likewise.
22315 * config/i386/nmmintrin.h: Likewise.
22316 * config/i386/pmm_malloc.h: Likewise.
22317 * config/i386/pmmintrin.h: Likewise.
22318 * config/i386/smmintrin.h: Likewise.
22319 * config/i386/sol2-c1.asm: Likewise.
22320 * config/i386/sol2-ci.asm: Likewise.
22321 * config/i386/sol2-cn.asm: Likewise.
22322 * config/i386/sol2-gc1.asm: Likewise.
22323 * config/i386/tmmintrin.h: Likewise.
22324 * config/i386/unix.h: Likewise.
22325 * config/i386/w32-unwind.h: Likewise.
22326 * config/i386/wmmintrin.h: Likewise.
22327 * config/i386/x86-64.h: Likewise.
22328 * config/i386/x86intrin.h: Likewise.
22329 * config/i386/xmmintrin.h: Likewise.
22330 * config/ia64/crtbegin.asm: Likewise.
22331 * config/ia64/crtend.asm: Likewise.
22332 * config/ia64/crtfastmath.c: Likewise.
22333 * config/ia64/crti.asm: Likewise.
22334 * config/ia64/crtn.asm: Likewise.
22335 * config/ia64/fde-glibc.c: Likewise.
22336 * config/ia64/lib1funcs.asm: Likewise.
22337 * config/ia64/linux-unwind.h: Likewise.
22338 * config/ia64/quadlib.c: Likewise.
22339 * config/ia64/unwind-ia64.c: Likewise.
22340 * config/linux.h: Likewise.
22341 * config/m32c/m32c-lib1.S: Likewise.
22342 * config/m32c/m32c-lib2-trapv.c: Likewise.
22343 * config/m32c/m32c-lib2.c: Likewise.
22344 * config/m32r/initfini.c: Likewise.
22345 * config/m68hc11/larith.asm: Likewise.
22346 * config/m68hc11/m68hc11-crt0.S: Likewise.
22347 * config/m68k/cf.md: Likewise.
22348 * config/m68k/crti.s: Likewise.
22349 * config/m68k/crtn.s: Likewise.
22350 * config/m68k/lb1sf68.asm: Likewise.
22351 * config/m68k/linux-unwind.h: Likewise.
22352 * config/mcore/crti.asm: Likewise.
22353 * config/mcore/crtn.asm: Likewise.
22354 * config/mcore/lib1.asm: Likewise.
22355 * config/mips/linux-unwind.h: Likewise.
22356 * config/mips/loongson.h: Likewise.
22357 * config/mips/mips16.S: Likewise.
22358 * config/mmix/crti.asm: Likewise.
22359 * config/mmix/crtn.asm: Likewise.
22360 * config/pa/fptr.c: Likewise.
22361 * config/pa/hpux-unwind.h: Likewise.
22362 * config/pa/lib2funcs.asm: Likewise.
22363 * config/pa/linux-atomic.c: Likewise.
22364 * config/pa/linux-unwind.h: Likewise.
22365 * config/pa/milli64.S: Likewise.
22366 * config/pa/quadlib.c: Likewise.
22367 * config/pa/stublib.c: Likewise.
22368 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22369 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22370 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22371 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22372 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22373 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22374 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22375 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22376 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22377 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22378 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22379 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22380 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22381 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22382 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22383 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22384 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22385 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22386 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22387 * config/rs6000/750cl.h: Likewise.
22388 * config/rs6000/altivec.h: Likewise.
22389 * config/rs6000/biarch64.h: Likewise.
22390 * config/rs6000/crtresfpr.asm: Likewise.
22391 * config/rs6000/crtresgpr.asm: Likewise.
22392 * config/rs6000/crtresxfpr.asm: Likewise.
22393 * config/rs6000/crtresxgpr.asm: Likewise.
22394 * config/rs6000/crtsavfpr.asm: Likewise.
22395 * config/rs6000/crtsavgpr.asm: Likewise.
22396 * config/rs6000/darwin-asm.h: Likewise.
22397 * config/rs6000/darwin-fallback.c: Likewise.
22398 * config/rs6000/darwin-fpsave.asm: Likewise.
22399 * config/rs6000/darwin-ldouble.c: Likewise.
22400 * config/rs6000/darwin-tramp.asm: Likewise.
22401 * config/rs6000/darwin-unwind.h: Likewise.
22402 * config/rs6000/darwin-vecsave.asm: Likewise.
22403 * config/rs6000/darwin-world.asm: Likewise.
22404 * config/rs6000/e500crtres32gpr.asm: Likewise.
22405 * config/rs6000/e500crtres64gpr.asm: Likewise.
22406 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22407 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22408 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22409 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22410 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22411 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22412 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22413 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22414 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22415 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22416 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22417 * config/rs6000/eabi-ci.asm: Likewise.
22418 * config/rs6000/eabi-cn.asm: Likewise.
22419 * config/rs6000/eabi.asm: Likewise.
22420 * config/rs6000/linux-unwind.h: Likewise.
22421 * config/rs6000/linux64.h: Likewise.
22422 * config/rs6000/paired.h: Likewise.
22423 * config/rs6000/paired.md: Likewise.
22424 * config/rs6000/ppc64-fp.c: Likewise.
22425 * config/rs6000/ppu_intrinsics.h: Likewise.
22426 * config/rs6000/rs6000.h: Likewise.
22427 * config/rs6000/si2vmx.h: Likewise.
22428 * config/rs6000/sol-ci.asm: Likewise.
22429 * config/rs6000/sol-cn.asm: Likewise.
22430 * config/rs6000/spe.h: Likewise.
22431 * config/rs6000/spu2vmx.h: Likewise.
22432 * config/rs6000/sysv4.h: Likewise.
22433 * config/rs6000/tramp.asm: Likewise.
22434 * config/rs6000/vec_types.h: Likewise.
22435 * config/s390/linux-unwind.h: Likewise.
22436 * config/s390/tpf-unwind.h: Likewise.
22437 * config/score/crti.asm: Likewise.
22438 * config/score/crtn.asm: Likewise.
22439 * config/sh/crt1.asm: Likewise.
22440 * config/sh/crti.asm: Likewise.
22441 * config/sh/crtn.asm: Likewise.
22442 * config/sh/divtab-sh4-300.c: Likewise.
22443 * config/sh/divtab-sh4.c: Likewise.
22444 * config/sh/divtab.c: Likewise.
22445 * config/sh/lib1funcs-4-300.asm: Likewise.
22446 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22447 * config/sh/lib1funcs.asm: Likewise.
22448 * config/sh/lib1funcs.h: Likewise.
22449 * config/sh/linux-atomic.asm: Likewise.
22450 * config/sh/linux-unwind.h: Likewise.
22451 * config/sh/shmedia.h: Likewise.
22452 * config/sh/sshmedia.h: Likewise.
22453 * config/sh/ushmedia.h: Likewise.
22454 * config/sparc/crtfastmath.c: Likewise.
22455 * config/sparc/linux-unwind.h: Likewise.
22456 * config/sparc/sol2-c1.asm: Likewise.
22457 * config/sparc/sol2-ci.asm: Likewise.
22458 * config/sparc/sol2-cn.asm: Likewise.
22459 * config/spu/divmodti4.c: Likewise.
22460 * config/spu/divv2df3.c: Likewise.
22461 * config/spu/float_disf.c: Likewise.
22462 * config/spu/float_unsdidf.c: Likewise.
22463 * config/spu/float_unsdisf.c: Likewise.
22464 * config/spu/float_unssidf.c: Likewise.
22465 * config/spu/mfc_multi_tag_release.c: Likewise.
22466 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22467 * config/spu/mfc_tag_release.c: Likewise.
22468 * config/spu/mfc_tag_reserve.c: Likewise.
22469 * config/spu/mfc_tag_table.c: Likewise.
22470 * config/spu/multi3.c: Likewise.
22471 * config/spu/spu_internals.h: Likewise.
22472 * config/spu/spu_intrinsics.h: Likewise.
22473 * config/spu/spu_mfcio.h: Likewise.
22474 * config/spu/vec_types.h: Likewise.
22475 * config/spu/vmx2spu.h: Likewise.
22476 * config/stormy16/stormy16-lib2.c: Likewise.
22477 * config/svr4.h: Likewise.
22478 * config/sync.c: Likewise.
22479 * config/v850/lib1funcs.asm: Likewise.
22480 * config/vxlib-tls.c: Likewise.
22481 * config/vxlib.c: Likewise.
22482 * config/vxworks-dummy.h: Likewise.
22483 * config/xtensa/crti.asm: Likewise.
22484 * config/xtensa/crtn.asm: Likewise.
22485 * config/xtensa/ieee754-df.S: Likewise.
22486 * config/xtensa/ieee754-sf.S: Likewise.
22487 * config/xtensa/lib1funcs.asm: Likewise.
22488 * config/xtensa/lib2funcs.S: Likewise.
22489 * config/xtensa/linux-unwind.h: Likewise.
22490 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22491 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22492 * coretypes.h: Likewise.
22493 * crtstuff.c: Likewise.
22494 * defaults.h: Likewise.
22495 * dwarf2.h: Likewise.
22496 * emutls.c: Likewise.
22497 * gbl-ctors.h: Likewise.
22498 * gcov-io.h: Likewise.
22499 * ginclude/float.h: Likewise.
22500 * ginclude/iso646.h: Likewise.
22501 * ginclude/stdarg.h: Likewise.
22502 * ginclude/stdbool.h: Likewise.
22503 * ginclude/stddef.h: Likewise.
22504 * ginclude/stdfix.h: Likewise.
22505 * ginclude/stdint-gcc.h: Likewise.
22506 * ginclude/tgmath.h: Likewise.
22507 * gthr-aix.h: Likewise.
22508 * gthr-dce.h: Likewise.
22509 * gthr-gnat.c: Likewise.
22510 * gthr-gnat.h: Likewise.
22511 * gthr-lynx.h: Likewise.
22512 * gthr-mipssde.h: Likewise.
22513 * gthr-nks.h: Likewise.
22514 * gthr-posix.c: Likewise.
22515 * gthr-posix.h: Likewise.
22516 * gthr-posix95.h: Likewise.
22517 * gthr-rtems.h: Likewise.
22518 * gthr-single.h: Likewise.
22519 * gthr-solaris.h: Likewise.
22520 * gthr-tpf.h: Likewise.
22521 * gthr-vxworks.h: Likewise.
22522 * gthr-win32.h: Likewise.
22523 * gthr.h: Likewise.
22524 * libgcc2.c: Likewise.
22525 * libgcc2.h: Likewise.
22526 * libgcov.c: Likewise.
22527 * tsystem.h: Likewise.
22528 * typeclass.h: Likewise.
22529 * unwind-c.c: Likewise.
22530 * unwind-compat.h: Likewise.
22531 * unwind-dw2-fde-compat.c: Likewise.
22532 * unwind-dw2-fde-darwin.c: Likewise.
22533 * unwind-dw2-fde-glibc.c: Likewise.
22534 * unwind-dw2-fde.c: Likewise.
22535 * unwind-dw2-fde.h: Likewise.
22536 * unwind-dw2.c: Likewise.
22537 * unwind-dw2.h: Likewise.
22538 * unwind-generic.h: Likewise.
22539 * unwind-pe.h: Likewise.
22540 * unwind-sjlj.c: Likewise.
22541 * unwind.inc: Likewise.
22542 * config/arm/neon-gen.ml: Change generated copyright header to
22543 refer to version 3 of the GNU General Public License with
22544 version 3.1 of the GCC Runtime Library Exception and to point
22545 readers at the COPYING3 and COPYING3.RUNTIME files and the
22546 FSF's license web page.
22547 * config/arm/arm_neon.h: Regenerate.
22549 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22551 * config/cris/cris.md: Change copyright header to refer to version
22552 3 of the GNU General Public License.
22553 * doc/install.texi2html: Change copyright header to refer to version
22554 3 of the GNU General Public License and to point readers at the
22555 COPYING3 file and the FSF's license web page.
22556 * config/vax/linux.h: Likewise.
22558 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22560 * config/i386/i386.md (cmpcc): New.
22561 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22562 (sync_compare_and_swap_cc*): Delete.
22564 * config/s390/s390.c (s390_compare_emitted): Remove.
22565 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22566 s390_compare_emitted used to be handled. Assert that modes match.
22567 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22568 refer to sync_compare_and_swap_ccsi.
22569 * config/s390/s390.h (s390_compare_emitted): Remove.
22570 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22571 instead of s390_compare_emitted.
22572 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22573 instead of s390_compare_emitted.
22574 * config/s390/s390.md (cmpcc): New.
22575 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22576 CC_REGNUM, do not pretend it's set.
22577 (sync_compare_and_swap_cc*): Delete.
22578 * config/s390/predicates.md (cc_reg_operand): New.
22580 * expr.c (sync_compare_and_swap_cc): Delete.
22581 * optabs.h (sync_compare_and_swap_cc): Delete.
22582 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22583 is being used with can_compare_p.
22584 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22585 (find_cc_set): New.
22586 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22587 look for a MODE_CC set instead. Use emit_store_flag.
22588 (expand_compare_and_swap_loop): Likewise, with some additional
22589 complication to avoid a force_reg when useless. Use
22590 emit_cmp_and_jump_insns.
22591 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22592 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22593 sync_compare_and_swap documentation.
22595 2009-04-09 Jan Hubicka <jh@suse.cz>
22597 * except.c (find_prev_try): Break out from ....
22598 (duplicate_eh_regions): ... here; properly update prev_try pointers
22599 when duplication part of tree.
22600 (dump_eh_tree): Improve dumping.
22601 (verify_eh_region): New.
22602 (verify_eh_tree): Use it.
22604 2009-04-06 Richard Guenther <rguenther@suse.de>
22606 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22607 &ARRAY addresses by adjusting their types and prepending
22609 * tree-cfg.c (verify_gimple_assign_single): Verify that
22610 addresses are correct.
22612 2009-04-09 Richard Guenther <rguenther@suse.de>
22614 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22615 indices into an array reference if possible.
22616 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22617 Fold POINTER_PLUS_EXPR statements with invariant address.
22619 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22622 * config.gcc (powerpc64-*-linux*): Always build biarch.
22624 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22627 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22628 it and pedwarn if this results in an INTEGER_CST.
22630 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22632 * doc/install.texi: Update minimum GMP version. Remove obsolete
22633 text in MPFR section.
22635 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22637 * dwarf2out.c (class_scope_p): New static inline.
22638 (class_or_namespace_scope_p): Use it.
22639 (gen_variable_die): Use DW_TAG_member tag for static data member
22640 declarations instead of DW_TAG_variable.
22642 PR middle-end/39573
22643 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22646 2009-04-08 Richard Guenther <rguenther@suse.de>
22648 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22649 valueize random data.
22651 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22653 * config.gcc (aix tm_file): Add aix-stdint.h.
22654 (aix tm clause use_gcc_stdint): Set to wrap.
22655 * config/rs6000/aix-stdint.h: New file.
22657 2009-04-08 Richard Guenther <rguenther@suse.de>
22659 PR middle-end/36291
22660 * tree-dfa.c (add_referenced_var): Do not recurse into
22661 global initializers.
22662 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22664 (fold_const_aggregate_ref): Likewise.
22666 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22668 * recog.c (ordered_comparison_operator): New.
22669 * gensupport.c (std_preds): Add it.
22670 * doc/md.texi (Machine-Independent Predicates): Document it.
22672 2009-04-08 Jan Hubicka <jh@suse.cz>
22674 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22675 * function.h (rtl_eh): Remove exception_handler_label_map.
22676 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22677 remove_exception_handler_label, for_each_eh_label_1): Remove.
22678 (rtl_remove_unreachable_regions): Remove.
22679 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22680 (find_exception_handler_labels): Don't build the hashtable.
22681 (maybe_remove_eh_handler): Remove.
22682 (for_each_eh_label): Rewrite to walk the tree.
22683 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22684 * except.h (maybe_remove_eh_handler): Remove.
22685 * passes.c (init_optimization_passes): Schedule second EH cleanup
22687 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22688 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22690 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22692 * genoutput.c (validate_optab_operands): New.
22693 (gen_insn, gen_expand): Call it.
22695 * genflags.c (gen_insn): Detect misused iterators.
22696 (main): Pass line_no to gen_insn, exit with status 1 on error.
22698 * genextract.c (line_no): Make global.
22699 (VEC_safe_set_locstr): Change assertion to error message.
22700 (main): Exit with status 1 on error.
22702 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22706 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22707 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22708 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22709 * c-convert.c (convert): Do not call fold on results of conversion
22710 functions when the result is a C_MAYBE_CONST_EXPR.
22711 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22712 of __builtin_choose_expr.
22713 * c-typeck.c (remove_c_maybe_const_expr): New.
22714 (build_unary_op, build_conditional_expr, build_compound_expr,
22715 build_binary_op, c_objc_common_truthvalue_conversion): Call
22716 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22719 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22721 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22722 CODE to produce a new one. Add a prototype to use fold_convert_const
22724 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22727 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22728 mix declarations and code.
22730 2009-04-08 Ben Elliston <bje@au.ibm.com>
22732 * gcc.c: Replace `CC' with `GCC' throughout.
22734 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22736 * doc/invoke.texi: Document Atom support.
22738 2009-04-07 Jason Merrill <jason@redhat.com>
22741 * c-common.h, c-common.c: Add flag_pretty_templates.
22742 * c-opts.c (c_common_handle_option): Set it.
22743 * c.opt: Add -fno-pretty-templates.
22744 * doc/invoke.texi (C++ Dialect Options): Likewise.
22746 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22748 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22749 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22750 (ia64_expand_builtin): Likewise.
22752 2009-04-07 Martin Jambor <mjambor@suse.cz>
22754 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22755 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22756 ADDR_EXPRS are include too.
22758 2009-04-07 Richard Guenther <rguenther@suse.de>
22760 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22761 decls are only used if passes as parameters or if they are
22762 local statics and the call is not to a builtin.
22763 (call_may_clobber_ref_p_1): Likewise.
22765 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22767 * expr.c (do_store_flag): Remove last argument. Simplify code
22768 to avoid duplication of tests already done by can_compare_p.
22769 (expand_expr_real_1): Adjust caller.
22771 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22773 * optabs.c (can_compare_p): Test the predicate of a
22774 cbranch and cstore pattern.
22776 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22778 * expr.c (convert_move): Use emit_store_flag instead of
22781 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22783 * config/i386/i386.c (ix86_compare_emitted): Remove.
22784 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
22785 ix86_compare_op0 like ix86_compare_emitted used to be handled.
22786 * config/i386/i386.h (ix86_compare_emitted): Remove.
22787 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
22788 instead of ix86_compare_emitted.
22789 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
22791 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
22793 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
22794 Add t-sysroot-suffix to tmake_file.
22795 * config/print-sysroot-suffix.sh: New file.
22796 * config/t-sysroot-suffix: New file.
22798 2009-04-07 Ben Elliston <bje@au.ibm.com>
22800 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
22801 as the latter produces a warning when the target does not support
22804 2009-04-07 Ben Elliston <bje@au.ibm.com>
22806 * dfp.c: Replace type punning assignments with memcpy throughout.
22807 * Makefile.in (dfp.o-warn): Remove.
22809 2009-04-07 Alan Modra <amodra@bigpond.net.au>
22812 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
22813 Include soft-fp/t-softfp after rs6000/t-linux64.
22815 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
22817 * stor-layout.c (set_sizetype): Use the full precision of their
22818 machine mode for bitsize types.
22820 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
22822 * config/i386/i386.md: Revert 2 accidental checkins.
22824 2009-04-06 Joey Ye <joey.ye@intel.com>
22825 Xuepeng Guo <xuepeng.guo@intel.com>
22826 H.J. Lu <hongjiu.lu@intel.com>
22828 Atom pipeline model, tuning and insn selection.
22829 * config.gcc (atom): Add atom config options and target.
22831 * config/i386/atom.md: New.
22833 * config/i386/i386.c (atom_cost): New cost.
22834 (m_ATOM): New macro flag.
22835 (initial_ix86_tune_features): Set m_ATOM.
22836 (x86_accumulate_outgoing_args): Likewise.
22837 (x86_arch_always_fancy_math_387): Likewise.
22838 (processor_target): Add Atom cost.
22839 (cpu_names): Add Atom cpu name.
22840 (override_options): Set Atom ISA.
22841 (ix86_issue_rate): New case PROCESSOR_ATOM.
22842 (ix86_adjust_cost): Likewise.
22844 * config/i386/i386.h (TARGET_ATOM): New target macro.
22845 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
22846 (TARGET_OPT_AGU): New target option.
22847 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
22848 (processor_type): Add PROCESSOR_ATOM.
22850 * config/i386/i386.md (cpu): Add new value "atom".
22851 (use_carry, movu): New attr.
22852 (atom.md): Include atom.md.
22853 (adddi3_carry_rex64): Set attr "use_carry".
22854 (addqi3_carry): Likewise.
22855 (addhi3_carry): Likewise.
22856 (addsi3_carry): Likewise.
22857 (*addsi3_carry_zext): Likewise.
22858 (subdi3_carry_rex64): Likewise.
22859 (subqi3_carry): Likewise.
22860 (subhi3_carry): Likewise.
22861 (subsi3_carry): Likewise.
22862 (x86_movdicc_0_m1_rex64): Likewise.
22863 (*x86_movdicc_0_m1_se): Likewise.
22864 (x86_movsicc_0_m1): Likewise.
22865 (*x86_movsicc_0_m1_se): Likewise.
22866 (*adddi_1_rex64): Emit add insn as much as possible.
22867 (*addsi_1): Likewise.
22868 (return_internal): Set atom_unit.
22869 (return_internal_long): Likewise.
22870 (return_pop_internal): Likewise.
22871 (*rcpsf2_sse): Set atom_sse_attr attr.
22872 (*qrt<mode>2_sse): Likewise.
22873 (*prefetch_sse): Likewise.
22875 * config/i386/i386-c.c (ix86_target_macros_internal): New case
22877 (ix86_target_macros_internal): Likewise.
22879 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
22880 (*prefetch_sse_rex): Likewise.
22881 (sse_rcpv4sf2): Likewise.
22882 (sse_vmrcpv4sf2): Likewise.
22883 (sse_sqrtv4sf2): Likewise.
22884 (<sse>_vmsqrt<mode>2): Likewise.
22885 (sse_ldmxcsr): Likewise.
22886 (sse_stmxcsr): Likewise.
22887 (*sse_sfence): Likewise.
22888 (sse2_clflush): Likewise.
22889 (*sse2_mfence): Likewise.
22890 (*sse2_lfence): Likewise.
22891 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
22892 (<sse>_movup<ssemodesuffixf2c>): Likewise.
22893 (avx_movdqu<avxmodesuffix>): Likewise.
22894 (avx_lddqu<avxmodesuffix>): Likewise.
22895 (sse2_movntv2di): Change attr "type" to "ssemov".
22896 (sse2_movntsi): Likewise.
22897 (rsqrtv8sf2): Change attr "type" to "sseadd".
22898 (sse3_addsubv2df3): Set attr "atom_unit".
22899 (sse3_h<plusminus_insn>v4sf3): Likewise.
22900 (*sse2_pmaddwd): Likewise.
22901 (*vec_extractv2di_1_rex64): Likewise.
22902 (*vec_extractv2di_1_avx): Likewise.
22903 (sse2_psadbw): Likewise.
22904 (ssse3_phaddwv8hi3): Likewise.
22905 (ssse3_phaddwv4hi3): Likewise.
22906 (ssse3_phadddv4si3): Likewise.
22907 (ssse3_phadddv2si3): Likewise.
22908 (ssse3_phaddswv8hi3): Likewise.
22909 (ssse3_phaddswv4hi3): Likewise.
22910 (ssse3_phsubwv8hi3): Likewise.
22911 (ssse3_phsubwv4hi3): Likewise.
22912 (ssse3_phsubdv4si3): Likewise.
22913 (ssse3_phsubdv2si3): Likewise.
22914 (ssse3_phsubswv8hi3): Likewise.
22915 (ssse3_phsubswv4hi3): Likewise.
22916 (ssse3_pmaddubsw128): Likewise.
22917 (sse3_pmaddubsw: Likewise.
22918 (ssse3_palignrti): Likewise.
22919 (ssse3_palignrdi): Likewise.
22921 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
22923 * doc/install.texi (Specific): Fix two cross-references to MinGW.
22925 2009-04-06 Richard Guenther <rguenther@suse.de>
22927 PR tree-optimization/28868
22928 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
22929 of which PHI results we inserted.
22930 (insert_into_preds_of_block): Record inserted PHIs.
22931 (eliminate): Eliminate redundant PHI nodes.
22932 (init_pre): Init inserted_phi_names.
22934 2009-04-06 Richard Guenther <rguenther@suse.de>
22936 PR tree-optimization/39643
22937 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
22938 IMAGPART_EXPRs of complex constants.
22939 (execute_fold_all_builtins): If we folded a call queue
22940 TODO_update_address_taken.
22942 2009-04-06 Jan Hubicka <jh@suse.cz>
22944 PR middle-end/39659
22945 * except.c (remove_unreachable_regions): Propagate may_contain_throw
22948 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
22950 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
22952 (ic_invalidate_array): Likewise.
22954 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
22956 * calls.c (emit_library_call_value_1): Fix a problem with parameter
22957 alignment for library calls.
22959 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
22961 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
22962 (mingw32 tm clause use_gcc_stdint): Set to wrap.
22963 * config/i386/mingw-stdint.h: New file.
22965 2009-04-05 Richard Guenther <rguenther@suse.de>
22967 PR tree-optimization/39648
22968 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
22969 our &A vs. &A[0] IL deficiencies.
22971 2009-04-04 Jan Hubicka <jh@suse.cz>
22973 * except.c (sjlj_find_directly_reachable_regions): Be ready for
22974 removed toplevel regions.
22975 (sjlj_mark_call_sites): Likewise.
22977 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
22979 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
22980 (cygwin tm clause use_gcc_stdint): Set to wrap.
22981 * config/i386/cygwin-stdint.h: New file.
22983 2009-04-04 Richard Guenther <rguenther@suse.de>
22985 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
22986 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
22987 single-argument PHIs if we are in loop-closed SSA form.
22988 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
22989 for the pre-condition.
22990 (slpeel_tree_peel_loop_to_edge): Likewise.
22991 (vect_build_loop_niters): Take an optional sequence to append stmts.
22992 (vect_generate_tmps_on_preheader): Likewise.
22993 (vect_do_peeling_for_loop_bound): Take extra guards for the
22995 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
22996 the cost model check.
22997 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
22998 guards if we are going to peel. Do not apply versioning in that case.
22999 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
23000 (vect_do_peeling_for_loop_bound): Likewise.
23001 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
23002 loop bound only record extra pre-conditions, do not apply loop
23005 2009-04-04 Richard Guenther <rguenther@suse.de>
23007 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
23010 2009-04-04 Jan Hubicka <jh@suse.cz>
23012 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23013 last_basic_block for size of bb->index indexed array.
23014 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
23015 compute_out, link_btr_uses, build_btr_def_use_webs,
23016 build_btr_def_use_webs, migrate_btr_defs): Likewise.
23018 2009-04-04 Jan Hubicka <jh@suse.cz>
23020 * except.c (remove_eh_handler_and_replace): Break out from ...
23021 (remove_eh_handler): ... here.
23022 (bring_to_root): New function.
23023 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
23024 handled ones, bring others to root of tree.
23026 2009-04-04 Jan Hubicka <jh@suse.cz>
23028 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23029 (all_phis_safe_to_merge): New function.
23030 (update_info): New structure.
23031 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23032 (cleanup_empty_eh): Update SSA if possible.
23034 2009-04-04 Richard Guenther <rguenther@suse.de>
23036 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23037 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23038 (append_vuse): Likewise.
23040 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23042 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23043 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23044 instead of REG_UNSAVED for DW_CFA_undefined.
23045 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23046 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23049 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23052 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23054 2009-04-04 Richard Guenther <rguenther@suse.de>
23056 PR tree-optimization/8781
23057 PR tree-optimization/37892
23058 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23059 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23060 (valueize_refs): Call it for *& valueizations.
23061 (shared_reference_ops_from_ref): Rename to ...
23062 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23063 (shared_reference_ops_from_call): Rename to ...
23064 (valueize_shared_reference_ops_from_call): ... this and valueize.
23065 (vn_reference_lookup): Update.
23066 (visit_reference_op_call): Likewise.
23067 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23068 (eliminate): Value-replace the call address in call statements.
23070 2009-04-04 Richard Guenther <rguenther@suse.de>
23072 PR tree-optimization/39636
23073 * tree-ssa-forwprop.c
23074 (forward_propagate_addr_into_variable_array_index): Check for
23075 GIMPLE_ASSIGN before accessing the rhs code.
23077 2009-04-03 Jason Merrill <jason@redhat.com>
23079 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23081 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23083 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23084 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23085 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23086 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23087 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23088 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23089 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23090 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23091 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23092 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23093 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23094 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23095 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23096 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23097 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23098 Use fr_reg_or_fp01_operand instead of fr_register_operand
23100 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23101 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23102 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23104 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23106 PR rtl-optimization/39607
23107 PR rtl-optimization/39631
23111 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23112 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23113 instead of DF_LR_OUT.
23114 * ira-lives.c (process_bb_node_lives): Ditto.
23115 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23116 instead of DF_LR_{OUT,IN}.
23117 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23118 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23120 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23122 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23123 (execute_lower_omp): Always run but take the short way out if -fopenmp
23125 (gate_lower_omp): Remove, forcing the pass manager to always run the
23126 pass and always set PROP_gimple_lomp.
23127 (pass_lower_omp): Remove gate function.
23128 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23129 PROP_trees. Instead, require it.
23130 * ipa-cp.c (pass_ipa_cp): Likewise.
23131 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23132 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23133 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23134 and PROP_gimple_leh.
23136 2009-04-03 Richard Guenther <rguenther@suse.de>
23138 PR middle-end/13146
23139 PR tree-optimization/23940
23140 PR tree-optimization/33237
23141 PR middle-end/33974
23142 PR middle-end/34093
23143 PR tree-optimization/36201
23144 PR tree-optimization/36230
23145 PR tree-optimization/38049
23146 PR tree-optimization/38207
23147 PR tree-optimization/38230
23148 PR tree-optimization/38301
23149 PR tree-optimization/38585
23150 PR middle-end/38895
23151 PR tree-optimization/38985
23152 PR tree-optimization/39299
23153 * tree-ssa-structalias.h: Remove.
23154 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23155 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23156 (struct vuse_element_d): Remove.
23157 (struct vuse_vec_d): Likewise.
23158 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23159 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23160 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23161 VUSE_ELEMENT_VAR): Likewise.
23162 (struct voptype_d): Likewise.
23163 (NUM_VOP_FREE_BUCKETS): Likewise.
23164 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23165 (struct stmt_operands_d): Remove.
23166 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23167 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23168 VDEF_NUM, VDEF_VECT): Likewise.
23169 (copy_virtual_operands): Remove.
23170 (operand_build_cmp): Likewise.
23171 (create_ssa_artificial_load_stmt): Likewise.
23172 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23173 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23174 vuse_index and mayuse_index members. Pack and move done and iter_type
23175 members to the front.
23176 (SSA_OP_VMAYUSE): Remove.
23177 (SSA_OP_VIRTUAL_USES): Adjust.
23178 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23179 (unlink_stmt_vdef): Declare.
23180 (add_to_addressable_set): Remove.
23181 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23182 (vrp_visit_stmt): Likewise.
23183 * doc/tree-ssa.texi (Alias analysis): Update.
23184 * doc/invoke.texi (max-aliased-vops): Remove docs.
23185 (avg-aliased-vops): Likewise.
23186 * tree-into-ssa.c (syms_to_rename): Remove.
23187 (need_to_update_vops_p): Likewise.
23188 (need_to_initialize_update_ssa_p): Rename to ...
23189 (update_ssa_initialized_fn): ... this. Track function we are
23191 (symbol_marked_for_renaming): Simplify.
23192 (add_new_name_mapping): Do not set need_to_update_vops_p.
23193 (dump_currdefs): Use SYMS_TO_RENAME.
23194 (rewrite_update_stmt): Always walk all uses/defs.
23195 (dump_update_ssa): Adjust.
23196 (init_update_ssa): Take function argument. Track what we are
23198 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23199 (create_new_def_for): Initialize for cfun, assert we are initialized
23201 (mark_sym_for_renaming): Simplify.
23202 (mark_set_for_renaming): Do not initialize update-ssa.
23203 (need_ssa_update_p): Simplify. Take function argument.
23204 (name_mappings_registered_p): Assert we ask for the correct function.
23205 (name_registered_for_update_p): Likewise.
23206 (ssa_names_to_replace): Likewise.
23207 (release_ssa_name_after_update_ssa): Likewise.
23208 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23209 (dump_decl_set): Do not print a newline.
23210 (debug_decl_set): Do it here.
23211 (dump_update_ssa): And here.
23212 * tree-ssa-loop-im.c (move_computations): Adjust.
23213 (movement_possibility): Likewise.
23214 (determine_max_movement): Likewise.
23215 (gather_mem_refs_stmt): Likewise.
23216 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23217 or NAME_MEMORY_TAG.
23218 * tree-complex.c (update_all_vops): Remove.
23219 (expand_complex_move): Adjust.
23220 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23221 Simplify test for memory referencing statement. Exclude
23222 non-invariant ADDR_EXPRs.
23223 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23224 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23225 (rdg_flag_uses): Likewise.
23226 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23228 (tree_optimize_tail_calls_1): Also split the
23229 edge from the entry block if we have degenerate PHI nodes in
23230 the first basic block.
23231 * tree.c (init_ttree): Remove memory-tag related code.
23232 (tree_code_size): Likewise.
23233 (tree_node_structure): Likewise.
23234 (build7_stat): Re-write to be build6_stat.
23235 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23236 (SSA_VAR_P): Adjust.
23237 (struct tree_memory_tag): Remove.
23238 (struct tree_memory_partition_tag): Likewise.
23239 (union tree_node): Adjust.
23240 (build7): Re-write to be build6.
23241 * tree-pass.h (pass_reset_cc_flags): Remove.
23242 (TODO_update_address_taken): New flag.
23243 (pass_simple_dse): Remove.
23244 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23245 * params.h (MAX_ALIASED_VOPS): Remove.
23246 (AVG_ALIASED_VOPS): Likewise.
23247 * omp-low.c (expand_omp_taskreg): Update SSA form.
23248 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23249 aliases the lhs in a copy stmt.
23250 * tree-ssa-dse.c (struct address_walk_data): Remove.
23251 (memory_ssa_name_same): Likewise.
23252 (memory_address_same): Likewise.
23253 (get_kill_of_stmt_lhs): Likewise.
23254 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23255 unused stores. Look through PHI nodes into post-dominated regions.
23256 (dse_optimize_stmt): Simplify. Properly remove stores.
23257 (tree_ssa_dse): Compute dominators.
23258 (execute_simple_dse): Remove.
23259 (pass_simple_dse): Likewise.
23260 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23261 gimple_loaded_syms and gimple_stored_syms computation.
23262 * toplev.c (dump_memory_report): Dump alias and pta stats.
23263 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23264 (vn_reference_eq): Likewise.
23265 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23266 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23267 valueize_vuses): Remove.
23268 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23269 (get_def_ref_stmt_vuse): ... this.
23270 (vn_reference_lookup_2): New function.
23271 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23272 walking equivalent vuses. Simplify.
23273 (vn_reference_lookup): Likewise.
23274 (vn_reference_insert): Likewise.
23275 (vn_reference_insert_pieces): Likewise.
23276 (visit_reference_op_call): Simplify.
23277 (visit_reference_op_load): Likewise.
23278 (visit_reference_op_store): Likewise.
23279 (init_scc_vn): Remove shared_lookup_vuses initialization.
23280 (free_scc_vn): Remove shared_lookup_vuses freeing.
23281 (sort_vuses, sort_vuses_heap): Remove.
23282 (get_ref_from_reference_ops): Export.
23283 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23284 vector with single vuse pointer.
23285 (vn_reference_lookup_pieces, vn_reference_lookup,
23286 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23287 (shared_vuses_from_stmt): Remove.
23288 (get_ref_from_reference_ops): Declare.
23289 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23290 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23291 memory-tag related code.
23292 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23293 (likely_value): Add comment, skip static-chain of call statements.
23294 (surely_varying_stmt_p): Adjust.
23295 (gimplify_and_update_call_from_tree): Likewise.
23296 (execute_fold_all_builtins): Do not rebuild alias info.
23297 (gimplify_and_update_call_from_tree): Properly update VOPs.
23298 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23299 (copy_ref_info): Remove memory-tag related code.
23300 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23301 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23302 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23304 * tree-ssa-dom.c (gimple_p): Remove typedef.
23305 (eliminate_redundant_computations): Adjust.
23306 (record_equivalences_from_stmt): Likewise.
23307 (avail_expr_hash): Likewise.
23308 (avail_expr_eq): Likewise.
23309 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23310 (stmt_makes_single_load): Likewise.
23311 (stmt_makes_single_store): Likewise.
23312 * tree-ssa-alias.c: Rewrite completely.
23313 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23314 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23315 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23316 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23317 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23318 Remove public functions.
23319 (pass_reset_cc_flags): Remove.
23320 (pass_build_alias): Move ...
23321 * tree-ssa-structalias.c (pass_build_alias): ... here.
23322 * tree-ssa-alias.c (may_be_aliased): Move ...
23323 * tree-flow-inline.h (may_be_aliased): ... here.
23324 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23325 count_uses_and_derefs): Move ...
23326 * gimple.c: ... here.
23327 * gimple.h (count_uses_and_derefs): Declare.
23328 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23329 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23330 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23331 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23332 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23333 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23334 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23336 * tree-dfa.c (refs_may_alias_p): Move ...
23337 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23338 * tree-ssa-alias.h: New file.
23339 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23340 (statement_sink_location): Likewise.
23341 * opts.c (decode_options): Do not adjust max-aliased-vops or
23342 avg-aliased-vops values.
23343 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23344 (TV_CALL_CLOBBER): Likewise.
23345 (TV_FLOW_SENSITIVE): Likewise.
23346 (TV_FLOW_INSENSITIVE): Likewise.
23347 (TV_MEMORY_PARTITIONING): Likewise.
23348 (TV_ALIAS_STMT_WALK): New timevar.
23349 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23350 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23351 (get_address_description): Remove memory-tag related code.
23352 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23353 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23354 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23355 and immediate uses in statements. Document.
23356 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23357 (dump_symbols): Remove.
23358 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23359 * alias.c (get_deref_alias_set): New function split out from ...
23360 (get_alias_set): ... here.
23361 * alias.h (get_deref_alias_set): Declare.
23362 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23363 type parameter. Remove restrict pointer handling. Create a
23364 ref-all pointer in case type-based alias sets do not conflict.
23365 (vect_analyze_data_refs): Remove SMT related code.
23366 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23367 (vectorizable_load): Likewise.
23368 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23369 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23370 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23371 Ignore vops and SMTs.
23372 (dr_analyze_alias): Likewise..
23373 (free_data_ref): Likewise.
23374 (create_data_ref): Likewise.
23375 (analyze_all_data_dependences): Likewise.
23376 (get_references_in_stmt): Adjust.
23377 * tree-flow-inline.h (gimple_aliases_computed_p,
23378 gimple_addressable_vars, gimple_call_clobbered_vars,
23379 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23380 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23381 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23382 gimple_mem_ref_stats): Remove.
23383 (gimple_vop): New function.
23384 (op_iter_next_use): Remove vuses and mayuses cases.
23385 (op_iter_next_def): Remove vdefs case.
23386 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23387 (clear_and_done_ssa_iter): Do not set removed fields.
23388 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23389 Assert we are not iterating over vuses or vdefs if not also
23390 iterating over uses or defs.
23391 (op_iter_init_use): Likewise.
23392 (op_iter_init_def): Likewise.
23393 (op_iter_next_vdef): Remove.
23394 (op_iter_next_mustdef): Likewise.
23395 (op_iter_init_vdef): Likewise.
23396 (compare_ssa_operands_equal): Likewise.
23397 (link_use_stmts_after): Handle vuse operand.
23398 (is_call_used): Use is_call_clobbered.
23399 (is_call_clobbered): Global variables are always call clobbered,
23400 query the call-clobbers bitmap.
23401 (mark_call_clobbered): Ignore global variables.
23402 (clear_call_clobbered): Likewise.
23403 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23404 virtual operands sanity check.
23405 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23407 (TARGET_MEM_REF): Remove TMR_TAG operand.
23408 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23409 Remove call-clobber related code.
23410 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23411 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23412 partitions or escape reason.
23413 (get_single_def_stmt, get_single_def_stmt_from_phi,
23414 get_single_def_stmt_with_phi): Remove.
23415 (dump_referenced_vars): Tidy.
23416 (get_ref_base_and_extent): Allow bare decls.
23417 (collect_dfa_stats): Adjust.
23418 * graphite.c (rename_variables_in_stmt): Adjust.
23419 (graphite_copy_stmts_from_block): Likewise.
23420 (translate_clast): Likewise.
23421 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23423 (translate_vuse_through_block): Use the oracle.
23424 (phi_translate_1): Adjust.
23425 (value_dies_in_block_x): Use the oracle. Cache the outcome
23427 (valid_in_sets): Check if the VUSE for
23428 a REFERENCE is available.
23429 (eliminate): Do not remove stmts during elimination,
23430 instead queue and remove them afterwards.
23431 (do_pre): Do not rebuild alias info.
23432 (pass_pre): Run TODO_rebuild_alias before PRE.
23433 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23434 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23435 (mark_all_v_defs_stmt): Remove.
23436 (mark_all_v_defs_seq): Adjust.
23437 (sra_replace): Likewise.
23438 (scalarize_use): Likewise.
23439 (scalarize_copy): Likewise.
23440 (scalarize_init): Likewise.
23441 (scalarize_ldst): Likewise.
23442 (todoflags): Remove.
23443 (tree_sra): Do not rebuild alias info.
23444 (tree_sra_early): Adjust.
23445 (pass_sra): Run TODO_update_address_taken before SRA.
23446 * tree-predcom.c (set_alias_info): Remove.
23447 (prepare_initializers_chain): Do not call it.
23448 (mark_virtual_ops_for_renaming): Adjust.
23449 (mark_virtual_ops_for_renaming_list): Remove.
23450 (initialize_root_vars): Adjust.
23451 (initialize_root_vars_lm): Likewise.
23452 (prepare_initializers_chain): Likewise.
23453 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23454 (may_propagate_copy_into_stmt): Likewise.
23455 (merge_alias_info): Do nothing for now.
23456 (propagate_tree_value_into_stmt): Adjust.
23457 (stmt_may_generate_copy): Likewise.
23458 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23459 not mark symbols for renaming.
23460 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23461 with the same statement, make sure to update the new pointed-to one.
23462 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23463 call statements, do not mark symbols for renaming.
23464 (mark_operand_necessary): Dump something.
23465 (ref_may_be_aliased): New function.
23466 (mark_aliased_reaching_defs_necessary_1): New helper function.
23467 (mark_aliased_reaching_defs_necessary): Likewise.
23468 (mark_all_reaching_defs_necessary_1): Likewise.
23469 (mark_all_reaching_defs_necessary): Likewise.
23470 (propagate_necessity): Do not process virtual PHIs. For
23471 non-aliased loads mark all reaching definitions as necessary.
23472 For aliased loads and stores mark the immediate dominating
23473 aliased clobbers as necessary.
23474 (visited): New global static.
23475 (perform_tree_ssa_dce): Free visited bitmap after propagating
23477 (remove_dead_phis): Perform simple dead virtual PHI removal.
23478 (remove_dead_stmt): Properly unlink virtual operands when
23480 (eliminate_unnecessary_stmts): Schedule PHI removal after
23482 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23483 (process_replaceable): Likewise.
23484 (find_replaceable_in_bb): Likewise.
23485 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23486 based on the single gimple vop.
23487 (verify_flow_insensitive_alias_info): Remove.
23488 (verify_flow_sensitive_alias_info): Likewise.
23489 (verify_call_clobbering): Likewise.
23490 (verify_memory_partitions): Likewise.
23491 (verify_alias_info): Likewise.
23492 (verify_ssa): Adjust..
23493 (execute_update_addresses_taken): Export. Update SSA
23494 manually. Optimize only when optimizing. Use a local bitmap.
23495 (pass_update_address_taken): Remove TODO_update_ssa, add
23497 (pass_update_address_taken): Just use TODO_update_address_taken.
23498 (init_tree_ssa): Do not initialize addressable_vars.
23499 (verify_ssa): Verify new VUSE / VDEF properties.
23500 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23501 Do not call verify_alias_info.
23502 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23503 Do not free the loaded and stored syms bitmaps. Reset the escaped
23504 and callused solutions. Do not free addressable_vars.
23505 Remove memory-tag related code.
23506 (warn_uninitialized_var): Aliases are always available.
23507 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23508 * lambda-code.c (can_put_in_inner_loop): Adjust.
23509 (can_put_after_inner_loop): Likewise.
23510 (perfect_nestify): Likewise.
23511 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23512 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23513 (vectorizable_conversion): Do not mark symbols for renaming.
23514 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23515 (expand_call_inline): Unlink the calls virtual operands before
23517 (tree_function_versioning): Do not call update_ssa if we are not
23518 updating clones. Simplify.
23519 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23520 (propagate_with_phi): Likewise..
23521 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23522 clobber code. Assert we are not aliased or global.
23523 * tree-flow.h: Include tree-ssa-alias.h
23524 (enum escape_type): Remove.
23525 (struct mem_sym_stats_d): Likewise.
23526 (struct mem_ref_stats_d): Likewise.
23527 (struct gimple_df): Add vop member. Remove global_var,
23528 call_clobbered_vars, call_used_vars, addressable_vars,
23529 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23530 escaped and callused members.
23531 (struct ptr_info_def): Remove all members, add points-to solution
23533 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23534 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23535 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23536 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23537 (tree-ssa-alias.o): Likewise.
23538 (toplev.o): Add tree-ssa-alias.h
23539 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23540 * gimple.c (gimple_set_bb): Fix off-by-one error.
23541 (is_gimple_reg): Do not handle memory tags.
23542 (gimple_copy): Also copy virtual operands.
23543 Delay updating the statement. Do not reset loaded and stored syms.
23544 (gimple_set_stored_syms): Remove.
23545 (gimple_set_loaded_syms): Likewise.
23546 (gimple_call_copy_skip_args): Copy the virtual operands
23547 and mark the new statement modified.
23548 * tree-ssa-structalias.c (may_alias_p): Remove.
23549 (set_uids_in_ptset): Take the alias set to prune with as
23550 parameter. Fold in the alias test of may_alias_p.
23551 (compute_points_to_sets): Compute whether a ptr is dereferenced
23552 in a local sbitmap.
23553 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23554 other ADDRESSOF constraints on the lhs.
23555 (get_constraint_for_component_ref): Assert that we don't get
23556 ADDRESSOF constraints from the base of the reference.
23557 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23558 (struct variable_info): Remove collapsed_to member.
23559 (get_varinfo_fc): Remove.
23560 (new_var_info): Do not set collapsed_to.
23561 (dump_constraint): Do not follow cycles.
23562 (dump_constraint_graph): Likewise.
23563 (build_pred_graph): Likewise.
23564 (build_succ_graph): Likewise.
23565 (rewrite_constraints): Likewise.
23566 (do_simple_structure_copy): Remove.
23567 (do_rhs_deref_structure_copy): Remove.
23568 (do_lhs_deref_structure_copy): Remove.
23569 (collapse_rest_of_var): Remove.
23570 (do_structure_copy): Re-implement.
23571 (pta_stats): New global variable.
23572 (dump_pta_stats): New function.
23573 (struct constraint_expr): Make offset signed.
23574 (UNKNOWN_OFFSET): Define special value.
23575 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23576 (solution_set_expand): New helper function split out from ...
23577 (do_sd_constraint): ... here.
23578 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23579 (do_ds_constraint): Likewise.
23580 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23581 and CALLUSED = *CALLUSED.
23582 (set_union_with_increment): Make inc argument signed.
23583 (type_safe): Remove.
23584 (get_constraint_for_ptr_offset): Handle unknown and negative
23586 (first_vi_for_offset): Handle offsets before start. Bail
23587 out early for offsets beyond the variable extent.
23588 (first_or_preceding_vi_for_offset): New function.
23589 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23590 Together with ESCAPED = *ESCAPED this properly computes reachability.
23591 (find_what_var_points_to): New function.
23592 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23593 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23594 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23595 pt_solutions_intersect): New functions.
23596 (compute_call_used_vars): Remove.
23597 (compute_may_aliases): New main entry into PTA computation.
23598 * gimple.h (gimple_p): New typedef.
23599 (struct gimple_statement_base): Remove references_memory_p.
23600 (struct gimple_statement_with_memory_ops_base): Remove
23601 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23603 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23604 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23605 gimple_set_references_memory): Remove.
23606 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23607 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23609 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23610 (verify_expr): Allow RESULT_DECL.
23611 (gimple_duplicate_bb): Do not copy virtual operands.
23612 (gimple_duplicate_sese_region): Adjust.
23613 (gimple_duplicate_sese_tail): Likewise.
23614 (mark_virtual_ops_in_region): Remove.
23615 (move_sese_region_to_fn): Do not call it.
23616 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23617 and pass_simple_dse.
23618 (execute_function_todo): Handle TODO_update_address_taken,
23619 call execute_update_addresses_taken for TODO_rebuild_alias.
23620 (execute_todo): Adjust.
23621 (execute_one_pass): Init dump files early.
23622 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23624 (create_general_new_stmt): Clear vops.
23625 * tree-ssa-reassoc.c (get_rank): Adjust.
23626 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23627 symbols for renaming.
23628 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23629 (PARAM_AVG_ALIASED_VOPS): Likewise.
23630 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23631 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23632 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23633 (operand_build_cmp, copy_virtual_operands,
23634 create_ssa_artificial_load_stmt, add_to_addressable_set,
23635 gimple_add_to_addresses_taken): Remove public functions.
23636 (unlink_stmt_vdef): New function.
23638 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23640 * config.gcc (powerpc-*-linux*): Merge variants.
23642 2009-04-02 Chao-ying Fu <fu@mips.com>
23643 James Grosbach <james.grosbach@microchip.com>
23645 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23646 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23648 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23649 keep_interrupts_masked_p, use_debug_exception_return_p.
23650 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23651 keep_interrupts_masked, use_debug_exception_return.
23652 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23653 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23655 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23656 (mips_print_operand): Process COP0 registers to print $0 .. $31
23657 correctly for GAS to process.
23658 (mips_interrupt_extra_call_saved_reg_p): New function.
23659 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23661 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23662 (mips_compute_frame_info): Add supports for interrupt context that
23663 includes doubleword accumulators and COP0 registers.
23664 (mips_for_each_saved_acc): New function.
23665 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23666 mips_for_each_saved_reg.
23667 (mips_save_reg): Save accumulators.
23668 (mips_kernel_reg_p): A new for_each_rtx callback.
23669 (mips_expand_prologue): Support interrupt handlers.
23670 (mips_restore_reg): Restore accumulators.
23671 (mips_expand_epilogue): Support interrupt handlers.
23672 (mips_can_use_return_insn): Return false for interrupt handlers.
23673 (mips_epilogue_uses): New function.
23674 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23675 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23676 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23677 cop0_move): New instructions.
23678 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23679 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23681 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23683 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23684 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23685 interrupt handlers, we use K0 as the temporary register.
23686 (EPILOGUE_USES): Change to a function call.
23687 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23688 handlers, we use K0 as the temporary register.
23690 * doc/extend.texi (Function Attributes): Document interrupt,
23691 use_shadow_register_set, keep_interrupts_masked,
23692 use_debug_exception_return for MIPS attributes.
23694 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23696 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23697 Remove a number of t-files from tmake_file.
23698 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23699 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23700 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23701 target_prototype, not TARGET_PROTOTYPE.
23702 (LINK_OS_GNU_SPEC): Define.
23703 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23704 and darwin-ldoubdle.c.
23706 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23709 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23710 (cpp_options): Ditto.
23711 (default_compilers): Ditto.
23712 (display_help): Ditto.
23713 (process_command): Ditto.
23714 (do_spec_1): Ditto.
23715 (set_input): Use lbasename instead of duplicate code.
23716 (save_temps_prefix): New static for -save-temps=obj.
23717 (save_temps_length): Ditto.
23719 * doc/invoke.texi (-save-temps=obj): Document new variant to
23720 -save-temps switch.
23722 2009-04-02 Jeff Law <law@redhat.com>
23724 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23727 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23729 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23730 * configure: Regenerated.
23732 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23734 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23735 share the argument list.
23737 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23741 2009-02-12 Diego Novillo <dnovillo@google.com>
23743 * varpool.c (debug_varpool): New.
23744 * cgraph.h (debug_varpool): Declare.
23746 2009-04-02 Jan Hubicka <jh@suse.cz>
23748 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23751 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23753 * config/i386/i386.c (ix86_abi): Move initialization to ...
23754 (override_options): Here.
23756 2009-04-02 Christian Bruel <christian.bruel@st.com>
23758 * config/sh/sh.c (sh_dwarf_register_span): New function.
23759 (TARGET_DWARF_REGISTER_SPAN): Define.
23760 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23762 2009-04-02 Ira Rosen <irar@il.ibm.com>
23764 PR tree-optimization/39595
23765 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23766 interleaved loads group is not greater than the SLP group size.
23768 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23770 * builtins.c (is_builtin_name): New.
23771 (called_as_built_in): Use is_builtin_name.
23772 * tree.h (is_builtin_name): New.
23773 * varasm.c (incorporeal_function_p): Use is_builtin_name
23775 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
23777 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
23779 2009-04-02 Dodji Seketeli <dodji@redhat.com>
23782 * c-decl.c (clone_underlying_type): Move this ...
23783 * c-common.c (set_underlying_type): ... here.
23784 Also, make sure the function properly sets TYPE_STUB_DECL() on
23785 the newly created typedef variant type.
23786 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
23787 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
23790 2009-04-02 Richard Guenther <rguenther@suse.de>
23792 PR tree-optimization/37221
23793 * tree-flow.h (degenerate_phi_result): Declare.
23794 * tree-ssa-dom.c (degenerate_phi_result): Export.
23795 * tree-scalar-evolution.c (analyze_initial_condition): If
23796 the initial condition is defined by a degenerate PHI node
23797 use the degenerate value.
23799 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
23801 PR rtl-optimization/39588
23802 * combine.c (merge_outer_ops): Do not set the constant when this
23804 (simplify_shift_const_1): Do not modify it either in this case.
23806 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
23808 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
23809 tuning is deprecated if -mtune value is set to an Itanium1 variant.
23811 2009-04-01 Janis Johnson <janis187@us.ibm.com>
23814 * c-lex.c (interpret_float): Default (no suffix) is double.
23816 2009-04-1 Xinliang David Li <davidxl@google.com>
23818 * config/i386/i386.c (legitimate_constant_p): Recognize
23819 all one vector constant.
23821 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23823 * config/vax/vax.c: Add #includes to silence warnings.
23824 Change #include order to silence two warnings.
23826 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23828 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
23829 (ASM_SPEC): Pass -k to the assembler for PIC code.
23831 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23833 * config.gcc: Add vax-*-linux* to the switch.
23834 * config/vax/linux.h: New file. (TARGET_VERSION,
23835 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
23837 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23839 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
23840 Use predicate macros instead of GET_CODE() == foo.
23841 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
23842 ashlsi3, rotrsi3, <unnamed>): Likewise.
23844 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23846 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
23847 jbbccihi, jbbccisi): Remova trailing whitespace.
23848 * config/vax/constraints.md: Likewise.
23849 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23850 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
23851 * config/vax/predicates.md: Likewise.
23852 * config/vax/vax.c (print_operand_address, vax_output_int_move,
23853 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
23854 * config/vax/vax.h: Likewise.
23855 * config/vax/vax.md (nonlocal_goto): Likewise.
23857 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23859 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
23860 (indirectable_address_p, adjacent_operands_p): Add spaces around
23862 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
23864 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23866 * config/vax/vax.c (legitimate_constant_address_p,
23867 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
23868 index_term_p, reg_plus_index_p, legitimate_address_p,
23869 vax_mode_dependent_address_p): Update comments to match functions
23870 modified by the recent int->bool conversion.
23872 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23874 * config/vax/builtins.md: Update copyright message.
23875 * config/vax/constraints.md: Likewise.
23876 * config/vax/netbsd-elf.h: Likewise.
23877 * config/vax/predicates.md: Likewise.
23878 * config/vax/vax-protos.h: Likewise.
23879 * config/vax/vax.c: Likewise.
23880 * config/vax/vax.h: Likewise.
23881 * config/vax/vax.md: Likewise.
23882 * config/vax/vax.opt: Likewise.
23884 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23886 * config/vax/builtins.md (ffssi2, ffssi2_internal,
23887 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
23888 * config/vax/constraints.md (B, R): Likewise.
23889 * config/vax/predicates.md (external_memory_operand,
23890 nonimmediate_addsub_di_operand): Likewise.
23891 * config/vax/vax.c (vax_output_int_add): Likewise.
23892 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
23893 untyped_call): Likewise.
23895 2009-04-01 Matt Thomas <matt@3am-software.com>
23897 * config/vax/predicates.md: New file.
23898 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
23899 external_const_operand, nonsymbolic_operand, external_memory_operand,
23900 indirect_memory_operand, indexed_memory_operand,
23901 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
23902 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
23904 * config/vax/constraints.md: New file.
23905 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
23907 * config/vax/builtins.md: New file.
23908 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
23909 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
23911 * config/vax/vax.opt (mqmath): Add option.
23912 * config/vax/vax.md (isfx): Extend with DI.
23913 (VAXintQH, VAXintQHSD): Define.
23914 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
23915 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
23916 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
23917 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
23918 (movdi): Update constraints and use vax_output_int_move().
23919 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
23920 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
23921 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
23922 nonlocal_goto): New.
23923 (mov<mode>): Extend accepted operand types.
23924 (subdi3_old): Rename from subdi3, change update constraints and use
23925 a new implementation.
23926 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
23927 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
23928 MOVE_RATIO, CLEAR_RATIO): Define.
23929 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
23930 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
23931 (PRINT_OPERAND): Redefine using a function instead of inlined code.
23932 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
23933 (split_quadword_operands): Make static and really allow variable
23935 (print_operand_address): Update for PIC generation.
23936 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
23937 indexable_address_p, fixup_mathdi_operand,
23938 vax_expand_addsub_di_operands, adjacent_operands_p): New.
23939 (vax_float_literal, legitimate_constant_p,
23940 indirectable_constant_address_p, index_term_p,
23941 reg_plus_index_p): Return bool instead of int.
23942 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
23944 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
23946 (vax_output_conditional_branch): Indent.
23947 (legitimate_constant_address_p, indirectable_constant_address_p,
23948 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
23949 vax_mode_dependent_address_p): Return bool instead of int, update for
23951 * config/vax/vax-protos.h (legitimate_constant_address_p,
23952 legitimate_constant_p, legitimate_address_p,
23953 vax_mode_dependent_address_p): Change declaration to bool.
23954 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
23955 vax_expand_addsub_di_operands, vax_output_int_subtract,
23956 vax_output_movmemsi): Declare.
23957 (split_quadword_operands, vax_float_literal): Delete declaration.
23958 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
23959 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
23960 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
23961 ASM_OUTPUT_DWARF_PCREL): Define.
23962 (ASM_SPEC): Change definition to allow PIC generation.
23964 2009-04-01 Steve Ellcey <sje@cup.hp.com>
23966 * doc/sourcebuild.texi: Update front-end requirements.
23968 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23971 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
23972 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
23973 (booldi3_internal3): Use boolean_or_operator instead of
23976 2009-04-01 Joseph Myers <joseph@codesourcery.com>
23979 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
23980 declarator whose size is not an integer constant expression but
23981 folds to an integer constant, then treat it as a constant
23984 2009-04-01 Richard Guenther <rguenther@suse.de>
23986 * fold-const.c (fold_plusminus_mult_expr): Do not fold
23987 i * 4 + 2 to (i * 2 + 1) * 2.
23989 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23992 * c-parser.c (c_parser_asm_statement): Skip until close paren and
23993 return if c_parser_asm_string_literal returned NULL.
23995 2009-04-01 Nick Clifton <nickc@redhat.com>
23997 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
23999 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
24000 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
24001 other typedefs to avoid conflicts with libgcc2.c. Define labels
24002 to gain 16-bit bit-manipulation functions from libgcc2.c and then
24004 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
24005 to gain 16-bit trapping arithmetic functions from libgcc2.c and
24008 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
24010 * varasm.c (default_function_rodata_section): Declare DOT as
24013 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
24014 Andrey Galkin <agalkin@hypercom.com>
24017 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
24018 Make object_name unique for each process.
24020 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24023 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
24024 addressable variables in the parallel that could go out of scope while
24025 running queued tasks.
24027 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24029 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24030 (CASE_VALUES_THRESHOLD): Redefine.
24031 * config/avr/avr.c (avr_override_options): Remove initialization of
24032 avr_case_values_threshold variable.
24033 (avr_case_values_threshold): Remove variable. Add new function.
24034 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24035 * config/avr/avr.opt (mno-tablejump): Remove option.
24036 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24038 2009-04-01 DJ Delorie <dj@redhat.com>
24040 * varasm.c (default_function_rodata_section): Don't assume
24041 anything about where the first '.' in the section name is.
24043 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24045 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24046 rs6000_emit_stack_tie.
24048 2009-03-31 Ian Lance Taylor <iant@google.com>
24050 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24051 gimple_code with GIMPLE_RESX, not RESX.
24053 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24055 * c-common.c (c_get_ident): New.
24056 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24058 2009-04-01 Ben Elliston <bje@au.ibm.com>
24060 * config/rs6000/sysv4.opt (msdata): Improve option description.
24062 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24064 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24065 (divdf3_internal_lat): Remove.
24066 (divxf3_internal_lat): Remove.
24067 (divxf3_internal_thr): Remove.
24068 (divxf): Use divxf3_internal.
24069 * config/ia64/div.md (divsf3_internal_lat): New.
24070 (divdf3_internal_lat): New.
24071 (divxf3_internal): New.
24073 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24076 * Makefile.in (USE_GCC_STDINT): Define.
24077 (stmp-int-hdrs): Install stdint.h if applicable.
24078 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24080 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24081 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24082 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24083 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24084 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24085 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24086 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24087 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24088 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24089 (c_common_nodes_and_builtins): Initialize
24090 underlying_wchar_type_node. Do not initialize
24091 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24092 nodes for new types.
24093 (c_stddef_cpp_builtins): Define macros for new types.
24094 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24096 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24097 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24098 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24099 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24100 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24101 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24102 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24103 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24104 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24105 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24106 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24107 int16_type_node, int32_type_node, int64_type_node,
24108 uint8_type_node, uint16_type_node, c_uint32_type_node,
24109 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24110 int_least32_type_node, int_least64_type_node,
24111 uint_least8_type_node, uint_least16_type_node,
24112 uint_least32_type_node, uint_least64_type_node,
24113 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24114 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24115 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24116 uintptr_type_node): Define.
24117 * c-cppbuiltin.c (builtin_define_constants,
24118 builtin_define_type_minmax): New.
24119 (builtin_define_stdint_macros): Define more macros.
24120 (c_cpp_builtins): Define more limit macros.
24121 (type_suffix): New.
24122 (builtin_define_type_max): Define in terms of
24123 builtin_define_type_minmax. Remove is_long parameter. All
24125 * config.gcc (use_gcc_stdint): Define.
24126 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24127 Add newlib-stdint.h for generic targets.
24128 * config/glibc-stdint.h, config/newlib-stdint.h,
24129 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24130 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24131 * config/score/score.h (UINTPTR_TYPE): Define.
24132 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24133 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24134 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24135 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24136 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24137 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24138 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24139 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24140 * config/spu/spu.h (STDINT_LONG32): Define.
24141 * configure.ac (use_gcc_stdint): Substitute.
24142 * configure: Regenerate.
24143 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24144 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24145 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24146 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24147 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24148 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24149 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24150 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24151 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24152 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24153 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24154 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24155 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24156 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24157 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24158 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24159 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24160 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24161 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24162 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24163 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24164 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24165 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24166 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24167 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24168 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24169 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24170 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24171 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24173 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24175 * loop-iv.c (suitable_set_for_replacement): Renamed from
24176 simplify_using_assignment; changed to return bool and to accept new
24177 args DEST and SRC. Return true iff we find a source/destination pair
24178 that can be used to make a replacement, and fill SRC and DEST if so.
24179 Remove arg ALTERED. Don't deal with altered regs here. All callers
24181 (simplify_using_initial_values): Deal with altered regs here and track
24182 more precisely the effect they have on the validity of our expression.
24184 * loop-iv.c (simplify_using_condition): A condition of the form
24185 (EQ REG CONST) can be used to simply make a substitution.
24186 (simplify_using_initial_values): Keep track of conditions we have seen
24187 and keep using them to simplify new expressions, while applying the
24188 same substitutions to them as to the expression.
24190 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24191 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24194 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24195 changed. Use this when trying to improve the upper bound.
24196 Generate the comparison by using simplify_gen_relational.
24198 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24200 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24202 (simplify_using_assignment, simplify_using_initial_values): Call
24203 replace_in_expr to make replacements. Call replace_single_def_regs
24204 once on the initial version of the expression.
24206 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24209 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24211 2009-03-31 Richard Guenther <rguenther@suse.de>
24213 PR middle-end/31029
24214 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24215 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24217 2009-03-31 Richard Guenther <rguenther@suse.de>
24219 * tree.h (div_if_zero_remainder): Declare.
24220 * fold-const.c (div_if_zero_remainder): Export.
24221 * tree-ssa-forwprop.c
24222 (forward_propagate_addr_into_variable_array_index): Handle
24223 constant array index addition outside of the variable index.
24225 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24228 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24229 define_splits, floatunssi<mode>2): Require x87 conversions from
24230 DImode to be permitted.
24232 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24234 PR preprocessor/15638
24235 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24237 2009-03-31 Richard Guenther <rguenther@suse.de>
24239 PR middle-end/23401
24240 PR middle-end/27810
24241 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24242 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24243 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24244 a separate statement.
24245 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24246 (lookup_tmp_var): Likewise.
24247 (is_gimple_formal_tmp_or_call_rhs): Remove.
24248 (is_gimple_reg_or_call_rhs): Rename to ...
24249 (is_gimple_reg_rhs_or_call): ... this.
24250 (is_gimple_mem_or_call_rhs): Rename to ...
24251 (is_gimple_mem_rhs_or_call): ... this.
24252 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24253 DECL_GIMPLE_REG_P only if is_formal is true.
24254 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24255 for non-proper post-modify expression gimplification.
24256 (gimplify_self_mod_expr): For post-modify expressions gimplify
24257 the lvalue to a minimal lvalue.
24258 (rhs_predicate_for): Remove formal temp case.
24259 (gimplify_modify_expr_rhs): Likewise.
24260 (gimplify_addr_expr): Use is_gimple_reg.
24261 (gimplify_expr): Remove formal temp cases.
24262 (gimple_regimplify_operands): Likewise.
24263 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24264 and FILTER_EXPR like constants.
24265 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24267 (is_gimple_formal_tmp_rhs): Remove.
24268 (is_gimple_reg_rhs): Remove special casing.
24269 (is_gimple_mem_rhs): Fix.
24270 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24271 (is_gimple_formal_tmp_var): Remove.
24272 (is_gimple_formal_tmp_reg): Likewise.
24273 (is_gimple_min_lval): Allow invariant component ref parts.
24274 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24275 is_gimple_formal_tmp_reg): Remove declarations.
24276 * tree-cfg.c (verify_expr): Verify that variables with address
24277 taken do not have DECL_GIMPLE_REG_P set.
24278 * tree-mudflap.c (mf_build_check_statement_for): Use
24279 force_gimple_operand instead of gimplify_expr.
24281 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24283 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24284 schedulable rows to compute_split_row.
24286 2009-03-31 Ben Elliston <bje@au.ibm.com>
24289 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24292 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24294 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24295 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24296 * configure: Regenerate.
24297 * config.in: Regenerate.
24298 * config/rs6000/rs6000.opt (mtls-markers): Add.
24299 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24300 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24301 (tls_ld_aix, tls_ld_sysv): Likewise.
24302 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24303 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24305 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24307 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24309 2009-03-30 Jan Hubicka <jh@suse.cz>
24311 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24313 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24314 detection and label handling.
24316 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24318 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24319 left_conflicts_size.
24320 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24321 ALLOCNO_LEFT_CONFLICTS_SIZE.
24323 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24324 remove_allocno_from_bucket_and_push,
24325 allocno_spill_priority_compare, push_allocnos_to_stack,
24326 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24327 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24328 (setup_allocno_left_conflicts_num): Ditto. Rename to
24329 setup_allocno_left_conflicts_size.
24330 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24331 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24332 setup_allocno_left_conflicts_size instead of
24333 setup_allocno_left_conflicts_num.
24335 * ira-build.c (ira_create_allocno): Use
24336 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24337 ALLOCNO_LEFT_CONFLICTS_NUM.
24339 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24341 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24342 instead of DF_LR_OUT.
24344 * ira-lives.c (process_bb_node_lives): Ditto.
24346 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24347 instead of DF_LR_{OUT,IN}.
24349 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24351 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24353 2009-03-30 Jan Hubicka <jh@suse.cz>
24355 * except.c (label_to_region_map): Fix thinko.
24357 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24359 PR middle-end/38237
24360 * tree.h (tree_find_value): New declaration.
24361 * tree.c (tree_find_value): New function.
24362 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24364 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24367 * c-decl.c (struct c_binding): Add locus field.
24368 (bind): Add locus argument, set locus field from it.
24369 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24370 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24371 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24372 implicitly_declare, undeclared_variable, lookup_label,
24373 declare_label, c_make_fname_decl, c_builtin_function,
24374 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24377 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24380 * config/i386/i386.c (classify_argument): Check total size of
24383 2009-03-30 Martin Jambor <mjambor@suse.cz>
24385 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24386 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24387 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24390 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24391 seen_variable_array_ref while also traversing a union.
24393 * tree-inline.c (optimize_inline_calls): Do not call
24394 cgraph_node_remove_callees.
24395 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24396 (pass_remove_cgraph_callee_edges): New variable.
24397 * passes.c (init_optimization_passes): Add
24398 pass_remove_cgraph_callee_edges after early inlining and before all
24399 late intraprocedural passes.
24401 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24403 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24405 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24406 Fix typos in names.
24408 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24410 * combine.c (simplify_comparison): Use have_insn_for.
24411 * dojump.c (do_jump): Likewise.
24413 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24415 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24416 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24417 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24418 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24419 instead of sparc_compare_emitted.
24420 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24421 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24422 instead of sparc_compare_emitted.
24424 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24426 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24427 enter/exit cfglayout mode.
24428 (pass_partition_block): Require it.
24429 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24430 (combine_instructions): Track basic blocks instead of labels.
24431 (update_cfg_for_uncondjump): New.
24432 (try_combine): Use it. Update jumps after rescanning.
24433 (pass_combine): Require PROP_cfglayout.
24434 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24436 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24438 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24439 Provide/destroy PROP_cfglayout respectively.
24440 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24441 * tree-pass.h (PROP_cfglayout): New.
24443 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24445 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24446 fold_convert_const_fixed_from_fixed,
24447 fold_convert_const_fixed_from_int,
24448 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24449 set TREE_CONSTANT_OVERFLOW.
24450 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24451 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24453 2009-03-30 Ira Rosen <irar@il.ibm.com>
24455 * tree-vect-loop-manip.c: New file.
24456 * tree-vectorizer.c: Update documentation and included files.
24457 (vect_loop_location): Make extern.
24458 (rename_use_op): Move to tree-vect-loop-manip.c
24459 (rename_variables_in_bb, rename_variables_in_loop,
24460 slpeel_update_phis_for_duplicate_loop,
24461 slpeel_update_phi_nodes_for_guard1,
24462 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24463 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24464 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24465 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24466 find_loop_location): Likewise.
24467 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24468 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24469 get_vectype_for_scalar_type, vect_is_simple_use,
24470 supportable_widening_operation, supportable_narrowing_operation):
24472 (bb_in_loop_p): Move to tree-vect-loop.c.
24473 (new_loop_vec_info, destroy_loop_vec_info,
24474 reduction_code_for_scalar_code, report_vect_op,
24475 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24476 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24477 (vect_supportable_dr_alignment): Likewise.
24478 * tree-vectorizer.h (tree-data-ref.h): Include.
24479 (vect_loop_location): Declare.
24480 Reorganize function declarations according to the new file structure.
24481 * tree-vect-loop.c: New file.
24482 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24483 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24484 * tree-vect-data-refs.c: New file.
24485 * tree-vect-patterns.c (timevar.h): Don't include.
24486 * tree-vect-stmts.c: New file.
24487 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24488 tree-vect-slp.c, tree-vect-loop.c.
24489 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24490 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24491 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24492 (tree-vect-analyze.o): Remove.
24493 (tree-vect-transform.o): Likewise.
24494 (tree-vect-data-refs.o): Add rule.
24495 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24496 tree-vect-slp.o): Likewise.
24497 (tree-vect-patterns.o): Remove redundant dependencies.
24498 (tree-vectorizer.o): Likewise.
24499 * tree-vect-slp.c: New file.
24501 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24503 * optc-gen.awk: Warn if an option flag has multiple different
24506 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24508 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24509 -floop-block): Document dependences on PPL, CLooG and Graphite.
24511 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24513 PR rtl-optimization/323
24514 * c-common.c (c_fully_fold, convert_and_check,
24515 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24516 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24517 * c-common.def (EXCESS_PRECISION_EXPR): New.
24518 * c-cppbuiltin.c (builtin_define_float_constants): Define
24519 constants with enough digits for long double.
24520 * c-lex.c (interpret_float): Interpret constant with excess
24521 precision where appropriate.
24522 * c-opts.c (c_common_post_options): Set
24523 flag_excess_precision_cmdline. Give an error for
24524 -fexcess-precision=standard for C++ for processors where the
24525 option is significant.
24526 * c-parser.c (c_parser_conditional_expression): Handle excess
24527 precision in condition.
24528 * c-typeck.c (convert_arguments): Handle arguments with excess
24530 (build_unary_op): Move excess precision outside operation.
24531 (build_conditional_expr): Likewise.
24532 (build_compound_expr): Likewise.
24533 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24534 (build_modify_expr): Handle excess precision in RHS.
24535 (convert_for_assignment): Handle excess precision in converted
24537 (digest_init, output_init_element, process_init_element): Handle
24538 excess precision in initializer.
24539 (c_finish_return): Handle excess precision in return value.
24540 (build_binary_op): Handle excess precision in operands and add
24541 excess precision as needed for operation.
24542 * common.opt (-fexcess-precision=): New option.
24543 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24544 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24545 For standard excess precision, output explicit conversion to and
24546 truncation from XFmode.
24547 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24548 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24549 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24550 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24551 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24552 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24553 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24554 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24555 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24556 define_splits, sqrt<mode>2): Disable where appropriate for
24557 standard excess precision.
24558 * convert.c (convert_to_real): Do not shorten arithmetic to type
24559 for which excess precision would be used.
24560 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24561 * doc/invoke.texi (-fexcess-precision=): Document option.
24562 (-mfpmath=): Correct index entry.
24563 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24564 flag_excess_precision): New.
24565 * langhooks.c (lhd_post_options): Set
24566 flag_excess_precision_cmdline.
24567 * opts.c (common_handle_option): Handle -fexcess-precision=.
24568 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24569 init_excess_precision): New.
24570 (lang_dependent_init_target): Call init_excess_precision.
24571 * tree.c (excess_precision_type): New.
24572 * tree.h (excess_precision_type): Declare.
24574 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24577 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24578 non-lvalue to component.
24580 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24582 PR preprocessor/34695
24583 * Makefile.in (c-opts.o): Depend on c-tree.h.
24584 * c-common.c: Move down include of diagnostic.h.
24585 (done_lexing, c_cpp_error): New.
24586 * c-common.h (done_lexing): Declare.
24587 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24589 * c-opts.c: Include c-tree.h.
24590 (c_common_init_options): Set preprocessor error callback.
24591 (c_common_handle_option): Do not set preprocessor
24592 inhibit_warnings, warnings_are_errors, warn_system_headers,
24593 pedantic_errors or inhibit_warnings flags.
24594 (c_common_post_options): Do not check cpp_errors (parse_in).
24595 (c_common_finish): Do not output dependencies if there were
24596 errors. Do not check return value of cpp_finish.
24597 * c-ppoutput.c (pp_file_change): Set input_location.
24598 * c-tree.h (c_cpp_error): Declare.
24599 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24601 (diagnostic_build_prefix): Check override_column.
24602 * diagnostic.h (diagnostic_info): Add override_column field.
24603 (diagnostic_override_column): Define.
24605 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24607 * c-common.c (c_expand_expr, c_staticp): Remove.
24608 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24609 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24610 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24611 * c-gimplify.c (gimplify_compound_literal_expr,
24612 optimize_compound_literals_in_ctor): Remove.
24613 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24614 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24615 * c-semantics.c (emit_local_var): Remove.
24617 * langhooks-def.h (lhd_expand_expr): Remove.
24618 * langhooks.c (lhd_expand_expr): Remove.
24619 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24621 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24622 handling from c-semantics.c; don't call into langhook.
24623 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24624 * gimplify.c (gimplify_compound_literal_expr,
24625 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24626 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24627 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24628 as was done in c-gimplify.c.
24629 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24630 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24631 Move from c-common.h.
24632 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24634 * tree.c (staticp): Do not call langhook.
24635 * langhooks.c (lhd_staticp): Delete.
24636 * langhooks-def.h (lhd_staticp): Delete prototype.
24637 (LANG_HOOKS_STATICP): Delete.
24638 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24640 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24641 instead of DECL_STMTs.
24643 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24651 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24653 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24654 contained expression.
24655 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24656 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24657 conditional expressions for C.
24658 (decl_constant_value_for_optimization): Move from
24659 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24660 whether optimizing and that the expression is a VAR_DECL not of
24661 array type instead of doing such checks in the caller. Do not
24662 check pedantic. Call gcc_unreachable for C++.
24663 * c-common.def (C_MAYBE_CONST_EXPR): New.
24664 * c-common.h (c_fully_fold, c_save_expr,
24665 decl_constant_value_for_optimization): New prototypes.
24666 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24667 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24668 EXPR_INT_CONST_OPERANDS): Define.
24669 * c-convert.c (convert): Strip nops from expression.
24670 * c-decl.c (groktypename): Take extra parameters expr and
24671 expr_const_operands. Update call to grokdeclarator.
24672 (start_decl): Update call to grokdeclarator. Add statement for
24673 expressions used in type of decl.
24674 (grokparm): Update call to grokdeclarator.
24675 (push_parm_decl): Update call to grokdeclarator.
24676 (build_compound_literal): Add parameter non_const and build a
24677 C_MAYBE_COSNT_EXPR if applicable.
24678 (grokdeclarator): Take extra parameters expr and
24679 expr_const_operands. Track expressions used in declaration
24680 specifiers and declarators. Fold array sizes and track whether
24681 they are constant expressions and whether they are integer
24682 constant expressions.
24683 (parser_xref_tag): Set expr and expr_const_operands fields in
24685 (grokfield): Update call to grokdeclarator.
24686 (start_function): Update call to grokdeclarator.
24687 (build_null_declspecs): Set expr and expr_const_operands fields in
24689 (declspecs_add_type): Handle expressions in typeof specifiers.
24690 * c-parser.c (c_parser_declspecs): Set expr and
24691 expr_const_operands fields for declaration specifiers.
24692 (c_parser_enum_specifier): Likewise.
24693 (c_parser_struct_or_union_specifier): Likewise.
24694 (c_parser_typeof_specifier): Likewise. Update call to
24695 groktypename. Fold expression as needed. Return expressions with
24696 type instead of adding statements.
24697 (c_parser_attributes): Update calls to c_parser_expr_list.
24698 (c_parser_statement_after_labels): Fold expression before passing
24699 to objc_build_throw_stmt.
24700 (c_parser_condition): Fold expression.
24701 (c_parser_asm_operands): Fold expression.
24702 (c_parser_conditional_expression): Use c_save_expr. Update call
24703 to build_conditional_expr.
24704 (c_parser_alignof_expression): Update call to groktypename.
24705 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24706 original_code. Fold expression argument of va_arg. Create
24707 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24708 argument to va_arg. Update calls to groktypename. Fold array
24709 index for offsetof. Verify that first argument to
24710 __builtin_choose_expr has integer type.
24711 (c_parser_postfix_expression_after_paren_type): Update calls to
24712 groktypename and build_compound_literal. Handle expressions with
24713 side effects in type name.
24714 (c_parser_postfix_expression_after_primary): Update call to
24715 c_parser_expr_list. Set original_code for calls to
24716 __builtin_constant_p.
24717 (c_parser_expr_list): Take extra parameter fold_p. Fold
24718 expressions if requested.
24719 (c_parser_objc_type_name): Update call to groktypename.
24720 (c_parser_objc_synchronized_statement): Fold expression.
24721 (c_parser_objc_receiver): Fold expression.
24722 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24723 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24724 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24725 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24726 (struct c_typespec): Add elements expr and expr_const_operands.
24727 (struct c_declspecs): Add elements expr and expr_const_operands.
24728 (groktypename, build_conditional_expr, build_compound_literal):
24730 (in_late_binary_op): Declare.
24731 * c-typeck.c (note_integer_operands): New function.
24732 (in_late_binary_op): New variable.
24733 (decl_constant_value_for_broken_optimization): Move to c-common.c
24734 and rename to decl_constant_value_for_optimization.
24735 (default_function_array_conversion): Do not strip nops.
24736 (default_conversion): Do not call
24737 decl_constant_value_for_broken_optimization.
24738 (build_array_ref): Do not fold result.
24739 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24740 result when operand is a VLA.
24741 (c_expr_sizeof_type): Update call to groktypename. Handle
24742 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24743 result when operand names a VLA type.
24744 (build_function_call): Update call to build_compound_literal.
24745 Only fold result for calls to __builtin_* functions. Strip
24746 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24747 the function designator.
24748 (convert_arguments): Fold arguments. Update call to
24749 convert_for_assignment.
24750 (build_unary_op): Handle increment and decrement of
24751 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24752 decrement earlier. Fold operand of increment and decrement.
24753 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24754 built for integer operand. Wrap returns that are INTEGER_CSTs
24755 without being integer constant expressions or that have integer
24756 constant operands without being INTEGER_CSTs.
24757 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24758 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24759 result is an integer constant expression or can be used in
24760 unevaluated parts of one and avoid folding and wrap as
24761 appropriate. Fold operands before possibly doing -Wsign-compare
24763 (build_compound_expr): Wrap result for C99 if operands can be used
24764 in integer constant expressions.
24765 (build_c_cast): Update call to digest_init. Do not ignore
24766 overflow from casting floating-point constants to integers. Wrap
24767 results that could be confused with integer constant expressions,
24768 null pointer constants or floating-point constants.
24769 (c_cast_expr): Update call to groktypename. Handle expressions
24770 included in type name.
24771 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
24772 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
24773 Update calls to convert_for_assignment.
24774 (convert_for_assignment): Take new parameter
24775 null_pointer_constant. Do not strip nops or call
24776 decl_constant_value_for_broken_optimization. Set
24777 in_late_binary_op for conversions to boolean.
24778 (store_init_value): Update call to digest_init.
24779 (digest_init): Take new parameter null_pointer_constant. Do not
24780 call decl_constant_value_for_broken_optimization. pedwarn for
24781 initializers not constant expressions. Update calls to
24782 convert_for_assignment.
24783 (constructor_nonconst): New.
24784 (struct constructor_stack): Add nonconst element.
24785 (really_start_incremental_init, push_init_level, pop_init_level):
24786 Handle constructor_nonconst and nonconst element.
24787 (set_init_index): Call constant_expression_warning for array
24789 (output_init_element): Fold value. Set constructor_nonconst as
24790 applicable. pedwarn for initializers not constant expressions.
24791 Update call to digest_init. Call constant_expression_warning
24792 where constant initializers are required.
24793 (process_init_element): Use c_save_expr.
24794 (c_finish_goto_ptr): Fold expression.
24795 (c_finish_return): Fold return value. Update call to
24796 convert_for_assignment.
24797 (c_start_case): Fold switch expression.
24798 (c_process_expr_stmt): Fold expression.
24799 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
24800 ensure statement expression is not evaluated in constant expression.
24801 (build_binary_op): Track whether results are integer constant
24802 expressions or may occur in such, disable folding and wrap results
24803 as applicable. Fold operands for -Wsign-compare warnings unless
24805 (c_objc_common_truthvalue_conversion): Handle results folded to
24806 integer constants that are not integer constant expressions.
24807 * doc/extend.texi: Document when typeof operands are evaluated,
24808 that condition of __builtin_choose_expr is an integer constant
24809 expression, and more about use of __builtin_constant_p in
24812 2009-03-29 Richard Guenther <rguenther@suse.de>
24814 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
24815 propagate addresses of array references.
24817 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
24819 * regmove.c (perhaps_ends_bb_p): Remove.
24820 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
24821 from INSN and check that the main loop stays within that basic block.
24822 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
24823 (regmove_forward_pass): Split out from regmove_optimize. Use
24824 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
24825 (regmove_backward_pass): Split out from regmove_optimize. Use
24826 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
24827 (regmove_optimize): Simplify.
24829 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24832 * config/i386/i386.c (classify_argument): Ignore flexible array
24833 member in struct and warn ABI change.
24835 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24837 * config/i386/i386-protos.h (ix86_agi_dependent): New.
24839 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
24840 (ix86_adjust_cost): Updated.
24842 2009-03-29 Jan Hubicka <jh@suse.cz>
24844 PR middle-end/28850
24845 * tree-pass.h (pass_cleanup_eh): New function.
24846 (remove_unreachable_regions): Break code handling RTL
24847 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
24848 that can not be reached by runtime.
24849 (can_be_reached_by_runtime): New function.
24850 (label_to_region_map): New function.
24851 (num_eh_regions): New function.
24852 (rtl_remove_unreachable_regions): New function.
24853 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
24854 (remove_eh_region): New function.
24855 * except.h: Include sbitmap and vecprim.
24856 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
24857 num_eh_regions): Declare.
24858 * passes.c (init_optimization_passes): Schedule cleanup_eh.
24859 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
24860 * tree-eh.c (tree_remove_unreachable_handlers): New function.
24861 (tree_empty_eh_handler_p): New function.
24862 (cleanup_empty_eh): New function.
24863 (cleanup_eh): New function.
24864 (pass_cleanup_eh): New function.
24866 2009-03-29 Jan Hubicka <jh@suse.cz>
24868 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
24869 for removed regions.
24871 2009-03-29 Jan Hubicka <jh@suse.cz>
24873 * except.c (dump_eh_tree): Dump all datastructures.
24875 2009-03-29 Jan Hubicka <jh@suse.cz>
24877 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
24878 (duplicate_eh_regions_1): Likewise.
24879 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
24880 vector; call EH verification.
24881 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24882 Be ready for region being removed.
24884 2009-03-29 Jan Hubicka <jh@suse.cz>
24886 * bitmap.c (bitmap_last_set_bit): New function.
24887 * bitmap.h (bitmap_last_set_bit): Declare.
24889 2009-03-29 David Ayers <ayers@fsfe.org>
24892 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
24893 by calling objc_compare_types and surpress warnings about
24894 incompatible C pointers that are compatible ObjC pointers.
24896 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
24898 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
24899 call initialize_inline_failed.
24900 (initialize_inline_failed): Move it from here ...
24901 * cgraph.c (initialize_inline_failed): ... to here.
24902 (cgraph_create_edge): Call initialize_inline_failed rather than
24903 setting inline_failed directly.
24905 2009-03-29 Ben Elliston <bje@au.ibm.com>
24908 * sysv4.opt (msdata): Improve comment.
24909 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
24910 * sysv4.h (SVR4_ASM_SPEC): Likewise.
24912 2009-03-29 Ben Elliston <bje@au.ibm.com>
24915 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
24916 load and store attributes.
24918 2009-03-29 Ben Elliston <bje@au.ibm.com>
24920 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
24921 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
24922 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
24923 * doc/extend.texi (X86 Built-in Functions): Add index entries for
24924 __builtin_infq and __builtin_huge_valq.
24926 2009-03-28 Anatoly Sokolov <aesok@post.ru>
24928 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
24930 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24931 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
24933 2009-03-28 Xinliang David Li <davidxl@google.com>
24935 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
24936 (do_dbg_cnt): New function.
24938 2009-03-28 Jan Hubicka <jh@suse.cz>
24940 Merge from pretty-ipa:
24942 2009-03-27 Jan Hubicka <jh@suse.cz>
24944 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24945 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
24946 * passes.c (function_called_by_processed_nodes_p): New.
24947 * ipa-pure-const.c (check_call): Fix handling of operands.
24948 (analyze_function): Dump debug output for skipped bodies.
24949 (local_pure_const): Use function_called_by_processed_nodes_p.
24950 * dwarf2out.c (reference_to_unused): Use output.
24951 * passes.c (do_per_function_toporder): Likewise.
24953 2008-11-12 Jan Hubicka <jh@suse.cz>
24955 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
24956 * ipa-pure-const.c (funct_state_d): Add can throw field; make
24957 state_set_in_source enum
24958 (check_decl): Ignore memory tags; do not set fake looping flags;
24960 (check_operand, check_tree, check_rhs_var, check_lhs_var,
24961 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
24962 (check_call, analyze_function): Rewrite.
24964 (add_new_function): Update call of analyze_function.
24965 (generate_summary): Add call of analyze_function.
24966 (propagate): Propagate can_throw; handle state_set_in_source correctly.
24967 (local_pure_const): New function.
24968 (pass_local_pure_const): New pass.
24969 * ipa-inline.c (inline_transform): Set after_inlining.
24970 * tree-eh.c (stmt_can_throw_external): New.
24971 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
24972 work with aliasing built.
24973 * tree-flow.h (stmt_can_throw_external): New.
24974 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
24975 and local pure/const pass in early and late optimization queue.
24977 2009-03-28 Martin Jambor <mjambor@suse.cz>
24979 * fold-const.c (get_pointer_modulus_and_residue): New parameter
24981 (fold_binary): Allow function decl aligment consideration is the
24982 second argument is integer constant one.
24983 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
24984 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
24985 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
24987 2009-03-28 Jan Hubicka <jh@suse.cz>
24989 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
24990 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
24991 * function.h (rtl_data): Add nothrow flag.
24992 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
24993 set DECL_NOTHROW for AVAILABLE functions.
24995 2009-03-28 Jakub Jelinek <jakub@redhat.com>
24997 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
24998 following vector keyword has expansion starting with pixel or bool
24999 keyword, expand vector to __vector and pixel or bool to __pixel or
25003 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
25004 warn_if_disallowed_function_p): Removed.
25005 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
25006 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
25007 warning_if_disallowed_function_p.
25008 * flags.h (warn_if_disallowed_function_p,
25009 warn_disallowed_functions): Removed.
25010 * common.opt (Wdisallowed-function-list=): Removed.
25011 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
25013 2009-03-28 Richard Guenther <rguenther@suse.de>
25015 PR tree-optimization/38723
25016 * tree-ssa-pre.c (compute_avail): Add all default definitions to
25019 2009-03-28 Jan Hubicka <jh@suse.cz>
25021 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
25022 test introduced by my previous patch.
25024 2009-03-28 Richard Guenther <rguenther@suse.de>
25026 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25027 the PHIs value undefined.
25029 2009-03-28 Jan Hubicka <jh@suse.cz>
25031 * tree-pass.h (pass_fixup_cfg): New pass.
25032 * ipa-inline.c (inline_transform): Set
25033 always_inline_functions_inlined/after_inlining.
25034 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25035 (pass_fixup_cfg): New pass.
25036 * passes.c (init_optimization_passes): Add fixup_cfg.
25038 2009-03-28 Richard Guenther <rguenther@suse.de>
25040 PR tree-optimization/38458
25041 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25042 argument use the arguments copy-of value.
25044 2009-03-28 Richard Guenther <rguenther@suse.de>
25046 PR tree-optimization/38180
25047 * tree-ssa-ccp.c (get_default_value): Simplify.
25048 (likely_value): Likewise.
25049 (surely_varying_stmt_p): Properly handle VOP case.
25050 (ccp_initialize): Likewise.
25051 (ccp_fold): Handle propagating through *&.
25052 (fold_const_aggregate_ref): Also handle decls.
25054 2009-03-28 Jan Hubicka <jh@suse.cz>
25056 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25057 * cgraph.h (cgraph_node): Likewise.
25058 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25059 (cgraph_reset_node): Use process flag.
25060 (cgraph_mark_functions_to_output): Likewise.
25061 (cgraph_expand_function): Likewise.
25062 (cgraph_expand_all_functions): Likewise.
25063 (cgraph_output_in_order): Likewise.
25064 * dwarf2out.c (reference_to_unused): Likewise.
25065 * passes.c do_per_function_toporder): Likewise.
25067 2009-03-28 Jan Hubicka <jh@suse.cz>
25069 Bring from lto-branch:
25071 2008-09-03 Doug Kwan <dougkwan@google.com>
25073 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25074 enums instead of reason strings.
25075 * cgraph.c (cgraph_create_edge): Same.
25076 (cgraph_inline_failed_string): New function.
25077 * cgraph.h (cgraph_inline_failed_t): New enum type.
25078 (cgraph_inline_failed_string): New prototype.
25079 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25080 char pointer to cgraph_inline_failed_t.
25081 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25082 (cgraph_default_inline_p): Ditto.
25083 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25084 to cgraph_inline_failed_t pointer.
25085 * cif-code.def: New file.
25086 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25088 (cgraph_check_inline_limits): Change type of REASON to pointer to
25089 cgraph_inline_failed_t. Replace reason strings with enums.
25090 (cgraph_default_inline_p): Ditto.
25091 (cgraph_recursive_inlining_p): Ditto.
25092 (update_caller_keys): Change type of FAILED_REASON to
25093 cgraph_inline_failed_t.
25094 (cgraph_set_inline_failed): Change type of REASON to pointer to
25095 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25096 convert enums to strings for text output.
25097 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25098 to be of type cgraph_inline_failed_t. Replace reason strings with
25099 enums. Call cgraph_inline_failed_string to covert enums
25100 to strings for text output.
25101 (cgraph_decide_inlining): Replace reason strings with enums.
25102 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25103 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25105 * tree-inline.c (expand_call_inline): Change type of REASON
25106 to cgraph_inline_failed_t. Replace reason strings with enums.
25107 Call cgraph_inline_failed_string for text output.
25108 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25111 2009-03-28 Jan Hubicka <jh@suse.cz>
25113 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25114 cgraph_clone_node): Remove master clone handling.
25115 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25116 * cgraph.h (master_clone): Remove.
25117 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25118 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25119 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25121 2009-03-28 Jan Hubicka <jh@suse.cz>
25123 * cgraph.c (cgraph_function_body_availability): Functions declared
25124 inline are always safe to assume that it is not going to be replaced.
25126 2009-03-28 Richard Guenther <rguenther@suse.de>
25128 PR tree-optimization/38513
25129 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25130 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25131 EXC_PTR_EXPR and FILTER_EXPR.
25132 (get_ref_from_reference_ops): Likewise.
25134 2009-03-28 Richard Guenther <rguenther@suse.de>
25136 PR tree-optimization/38968
25137 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25138 Use FLOOR_MOD_EXPR to compute misalignment.
25140 2009-03-28 Richard Guenther <rguenther@suse.de>
25142 PR tree-optimization/37795
25143 * tree.h (combine_comparisons): Declare.
25144 * fold-const.c (combine_comparisons): Export.
25145 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25147 (ifcombine_iforif): Use combine_comparisons.
25149 2009-03-28 Jan Hubicka <jh@suse.cz>
25151 * tree-eh.c (inlinable_call_p): New function.
25152 (make_eh_edges): Use it.
25153 (verify_eh_edges): Use it.
25154 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25155 * except.c (reachable_next_level): Add inlinable_function argument
25156 (sjlj_find_directly_reachable_regions): Update.
25157 (add_reachable_handler): Do not set saw_any_handlers.
25158 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25159 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25160 Add new inlinable call parameter.
25161 (can_throw_internal, can_throw_external): Update.
25162 * except.h (can_throw_internal_1, can_throw_external_1,
25163 foreach_reachable_handler): Update declaration.
25165 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25167 * config/arm/t-arm-coff, config/h8300/coff.h,
25168 config/i386/i386-aout.h, config/i386/i386-coff.h,
25169 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25170 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25171 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25172 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25173 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25174 sys-types.h: Remove.
25175 * Makefile.in: Remove protoize and fixproto support and references
25177 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25178 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25180 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25181 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25182 unprotoize$(exeext).
25183 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25184 (.PHONY): Don't depend on proto.
25185 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25186 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25187 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25188 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25189 build/gen-protos.o, build/scan.o, xsys-protos.h,
25190 build/fix-header$(build_exeext), build/fix-header.o,
25191 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25192 stmp-install-fixproto): Remove.
25193 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25194 SYSCALLS.c or fixproto files.
25195 (install-common): Don't install protoize.
25196 (install-headers-tar, install-headers-cpio, install-headers-cp):
25197 Don't depend on $(STMP_FIXPROTO).
25198 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25199 install fixproto files or write out fixproto settings.
25200 (uninstall): Don't uninstall protoize.
25201 * config.gcc (use_fixproto): Remove.
25202 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25203 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25204 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25205 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25206 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25207 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25208 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25209 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25210 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25211 * config/t-vxworks (STMP_FIXPROTO): Remove.
25212 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25213 STMP_FIXPROTO): Remove.
25214 * config.in, configure: Regenerate.
25215 * crtstuff.c (gid_t, uid_t): Don't undefine.
25216 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25217 (arm-*-coff, arm-*-aout: Remove target entries.
25218 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25219 Remove mention of AIX 4.1.
25220 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25221 * doc/invoke.texi (Running Protoize): Remove.
25222 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25223 (Protoize Caveats): Remove.
25224 * tsystem.h: Update comments on headers assumed to exist.
25226 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25228 * genautomata.c: Add a new year to the copyright. Add a new
25230 (struct insn_reserv_decl): Add comments for member bypass_list.
25231 (find_bypass): Remove.
25232 (insert_bypass): New.
25233 (process_decls): Use insert_bypass.
25234 (output_internal_insn_latency_func): Output all bypasses with the
25235 same input insn in one switch case.
25237 * rtl.def (define_bypass): Describe bypass choice.
25238 * doc/md.texi (define_bypass): Ditto.
25240 2009-03-27 Richard Guenther <rguenther@suse.de>
25242 * gimplify.c (mark_addressable): Export.
25243 * tree-flow.h (mark_addressable): Declare.
25244 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25245 * tree-ssa.c (verify_phi_args): Verify that address taken
25246 variables have TREE_ADDRESSABLE set.
25248 2009-03-27 Richard Guenther <rguenther@suse.de>
25250 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25251 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25252 Do not mark decls TREE_ADDRESSABLE.
25253 (build_fold_addr_expr): Adjust.
25254 (fold_addr_expr): Remove.
25255 (fold_unary): Use build_fold_addr_expr.
25256 (fold_comparison): Likewise.
25257 (split_address_to_core_and_offset): Likewise.
25258 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25260 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25261 (gimplify_modify_expr_to_memcpy): Mark source and destination
25263 * omp-low.c (create_omp_child_function): Mark the object decl
25265 (lower_rec_input_clauses): Mark the var we take the address of
25267 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25269 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25271 PR middle-end/39315
25272 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25273 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25275 2009-03-27 Richard Guenther <rguenther@suse.de>
25277 PR tree-optimization/39120
25278 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25280 (handle_lhs_call): Process return constraints. Add escape
25281 constraints if necessary.
25282 (handle_const_call): Fill out return constraints. Make nested
25283 case more precise. Avoid consttmp if possible.
25284 (handle_pure_call): Fill out return constraints. Avoid
25285 callused if possible.
25286 (find_func_aliases): Simplify call handling.
25288 2009-03-27 Richard Guenther <rguenther@suse.de>
25290 PR tree-optimization/39120
25291 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25292 as a representative.
25293 (solve_graph): Do propagate CALLUSED.
25294 (handle_pure_call): Use a scalar constraint from CALLUSED for
25296 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25299 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25302 * c-common.c (handle_aligned_attribute): Properly check alignment
25303 overflow. Use (1U << i) instead of (1 << i).
25305 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25307 * expr.h (get_mem_align_offset): Updated.
25309 * tree.h (tree_decl_common): Change align to "unsigned int" and
25310 move it before pointer_alias_set.
25312 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25313 Jakub Jelinek <jakub@redhat.com>
25316 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25317 gr_register_operand with gr_reg_or_0_operand.
25318 (cmpxchg_rel_di): Likewise.
25319 (sync_lock_test_and_set<mode>): Likewise.
25321 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25323 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25324 (true_regnum): Likewise.
25326 * rtlanal.c (subreg_info): Moved to ...
25327 * rtl.h (subreg_info): Here. New.
25328 (subreg_get_info): New.
25330 * rtlanal.c (subreg_get_info): Make it extern.
25332 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25335 * config/i386/i386.c (ix86_abi): New.
25336 (override_options): Handle -mabi=.
25337 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25338 (ix86_call_abi_override): Likewise.
25339 (init_cumulative_args): Likewise.
25340 (function_arg_advance): Likewise.
25341 (function_arg_64): Likewise.
25342 (function_arg): Likewise.
25343 (ix86_pass_by_reference): Likewise.
25344 (ix86_function_value_regno_p): Likewise.
25345 (ix86_build_builtin_va_list_abi): Likewise.
25346 (setup_incoming_varargs_64): Likewise.
25347 (is_va_list_char_pointer): Likewise.
25348 (ix86_init_machine_status): Likewise.
25349 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25350 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25351 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25352 (ix86_function_abi): Make it static and return enum calling_abi.
25353 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25355 (ix86_fn_abi_va_list): Updated.
25357 * config/i386/i386.h (ix86_abi): New.
25358 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25359 (CONDITIONAL_REGISTER_USAGE): Likewise.
25360 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25361 (machine_function): Likewise.
25363 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25365 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25366 (STACK_BOUNDARY): Likewise.
25367 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25369 * config/i386/i386.opt (mabi=): New.
25371 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25372 return enum calling_abi.
25373 (ix86_function_type_abi): Likewise.
25374 (ix86_function_abi): Removed.
25376 * doc/invoke.texi: Document -mabi= option for x86.
25378 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25380 * builtins.c (real_dconstp): Delete.
25381 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25383 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25384 Jakub Jelinek <jakub@redhat.com>
25387 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25388 (gen_subprogram_die): When a function is explicit, generate the
25389 DW_AT_explicit attribute.
25390 * langhooks.h (struct lang_hooks_for_decls): Add
25391 function_decl_explicit_p langhook.
25392 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25393 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25395 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25397 * builtins.c (fold_builtin_memory_op): Optimize memmove
25398 into memcpy if we can prove source and destination don't overlap.
25400 * tree-inline.c: Include gt-tree-inline.h.
25401 (clone_fn_id_num): New variable.
25402 (clone_function_name): New function.
25403 (tree_function_versioning): Use it.
25404 * Makefile.in (GTFILES): Add tree-inline.c.
25406 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25408 * BASE-VER: Change to 4.5.0.
25410 2009-03-27 Xinliang David Li <davidxl@google.com>
25412 PR tree-optimization/39557
25413 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25415 2009-03-27 Xinliang David Li <davidxl@google.com>
25417 PR tree-optimization/39548
25418 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25421 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25423 * c-common.c (pointer_int_sum): Use %wd on return from
25426 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25428 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25429 on return from tree_low_cst.
25431 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25434 * ginclude/stdarg.h (va_copy): Define also for
25435 __GXX_EXPERIMENTAL_CXX0X__.
25437 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25440 * builtins.h (c_strlen): Do not warn here.
25441 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25442 * c-common.c (pointer_int_sum): Take an explicit location.
25443 Warn about offsets out of bounds.
25444 * c-common.h (pointer_int_sum): Adjust declaration.
25446 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25448 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25451 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25454 * opts.c (warn_if_disallowed_function_p): Don't assume
25455 get_callee_fndecl must return non-NULL.
25457 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25459 PR rtl-optimization/39522
25460 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25461 when reg_reloaded_valid is set.
25463 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25465 * config/spu/divv2df3.c: New file.
25466 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25467 (DPBIT_FUNCS): Filter out _div_df.
25469 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25471 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25472 a jump insn, count that jump in the distance to the loop start.
25474 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25477 * config/sh/sh.c (calc_live_regs): Fix condition for global
25478 registers except PIC_OFFSET_TABLE_REGNUM.
25480 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25483 * doc/invoke.texi (-mconsole): New.
25485 (-mno-cygwin): New.
25487 (-mnop-fun-dllimport): New.
25491 (sub section "i386 and x86-64 Windows Options"): New.
25493 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25495 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25496 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25498 2009-03-25 Richard Guenther <rguenther@suse.de>
25500 PR middle-end/39497
25501 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25504 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25506 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25507 neither of haifa/selective schedulers are working.
25509 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25511 * doc/invoke.texi (Debugging Options): Fix description of
25512 -fno-merge-debug-strings.
25514 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25516 * config/cris/libgcc.ver: New version-script.
25517 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25519 * configure.ac <GAS features, nop mnemonic>: Add pattern
25520 crisv32-*-* for "nop".
25521 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25522 * configure: Regenerate.
25524 2009-03-24 Ira Rosen <irar@il.ibm.com>
25526 PR tree-optimization/39529
25527 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25528 mark_sym_for_renaming for the tag copied to the new vector
25531 2009-03-24 Arthur Loiret <aloiret@debian.org>
25533 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25534 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25535 EXTRA_SPEC_FUNCTIONS.
25536 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25537 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25538 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25539 -march and -mtune options.
25541 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25543 * config/m68k/t-rtems: Add m5329 multilib.
25545 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25546 Jakub Jelinek <jakub@redhat.com>
25549 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25552 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25555 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25556 instead of c_parser_expression_conv, if original_code isn't one of the
25557 4 allowed comparison codes, fail.
25559 2009-03-23 Richard Guenther <rguenther@suse.de>
25561 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25562 * tree.h (struct tree_type): Likewise.
25563 * reload.h (struct insn_chain): Likewise.
25564 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25565 * function.h (struct function): Likewise.
25566 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25568 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25570 PR tree-optimization/39516
25571 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25573 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25575 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25576 should be set true if BITS_PER_WORD of target is bigger than 32
25578 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25580 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25581 Translate -B-options to -rpath-link. Correct existing
25582 rpath-link and conditionalize on !nostdlib.
25584 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25586 * doc/extend.texi (Function Attributes, Variable Attributes):
25588 * doc/invoke.texi (Debugging Options, Optimize Options)
25589 (i386 and x86-64 Options, MCore Options): Likewise.
25591 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25594 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25595 it for block local namespace aliases.
25596 (gen_decl_die): Pass context_die to gen_namespace_die.
25598 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25601 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25602 minimum or maximum value.
25604 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25606 * reginfo.c (globalize_reg): Recompute derived reg sets.
25608 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25611 * libgcc2.c (mprotect): Do not use signed arguments for
25612 VirtualProtect, use DWORD arguments. Also fix the 'may
25613 be used uninitialized' warning for the np variable.
25615 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25618 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25619 functions using regparm calling conventions when not optimizing.
25620 (ix86_function_sseregparm): Similarly for sseregparm calling
25623 2009-03-19 Li Feng <nemokingdom@gmail.com>
25625 PR middle-end/39500
25626 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25627 dependence if the first conflict is after niter iterations.
25629 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25631 PR middle-end/38609
25632 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25633 functions with dynamic stack-pointer adjustments.
25635 2009-03-19 Ben Elliston <bje@au.ibm.com>
25637 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25638 option; change to -msdata=data.
25640 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25642 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25645 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25648 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25650 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25652 * doc/invoke.texi (Code Gen Options): Expand discussion of
25655 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25657 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25658 * matrix-reorg.c (struct matrix_info): Likewise.
25659 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25660 * rtl.h (struct mem_attrs): Likewise.
25661 * df.h (struct df): Likewise.
25662 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25663 * ira-int.h (struct ira_allocno): Likewise.
25664 * df-scan.c (struct df_collection_rec): Likewise.
25665 * ira.c (struct equivalence): Likewise.
25666 * function.c (struct temp_slot): Likewise.
25667 * cfgloop.h (struct loop): Likewise.
25670 * function.c (use_register_for_decl): When not optimizing, disregard
25671 register keyword for variables with types containing methods.
25673 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25675 PR middle-end/39447
25676 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25677 (is_simple_operand): Call contains_component_ref_p before calling data
25678 reference analysis that would fail on COMPONENT_REFs.
25680 * tree-vrp.c (search_for_addr_array): Fix formatting.
25682 2009-03-18 Richard Guenther <rguenther@suse.de>
25684 * tree-vect-transform.c (vect_loop_versioning): Fold the
25685 generated comparisons.
25686 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25687 (slpeel_tree_peel_loop_to_edge): Likewise.
25689 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25691 PR middle-end/37805
25692 * opts.c (print_specific_help): In addition to `undocumented',
25693 accept `separate' and `joined' flags if passed alone. Describe
25694 output by the first matched one of those.
25695 (common_handle_option): Skip over empty strings.
25696 * gcc.c (display_help): Fix help string for `--help='.
25697 * doc/invoke.texi (Option Summary, Overall Options): With
25698 `--help=', classes and qualifiers can both be repeated, but
25699 only the latter can be negated. One should not pass only
25700 negated qualifiers. Fix markup and examples.
25703 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25704 PR middle-end/37805
25705 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25706 and -fhelp=separate.
25708 2009-03-17 Jing Yu <jingyu@google.com>
25710 PR middle-end/39378
25711 * function.h (struct rtl_data): Move is_thunk from here...
25712 (struct function): ...to here.
25713 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25714 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25716 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25718 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25719 (alpha_output_function_end_prologue): Likewise.
25720 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25721 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25722 (rs6000_output_function_epilogue): Likewise.
25723 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25725 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25728 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25729 from different units in a single alternative.
25730 (*truncdfsf_i387): Ditto.
25731 (*truncxfsf2_mixed): Ditto.
25732 (*truncxfdf2_mixed): Ditto.
25734 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25736 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25737 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25740 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25741 unused non-artificial variables when not optimizing.
25744 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25745 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25746 NAMESPACE_DECL in its DECL_INITIAL.
25748 PR middle-end/39443
25749 * optabs.c (set_user_assembler_libfunc): New function.
25750 * expr.h (set_user_assembler_libfunc): New prototype.
25751 * c-common.c: Include libfuncs.h.
25752 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25753 for memcmp, memset, memcpy, memmove and abort.
25754 * Makefile.in (c-common.o): Depend on libfuncs.h.
25757 * dwarf2out.c (gen_inlined_enumeration_type_die,
25758 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25759 gen_tagged_type_instantiation_die): Removed.
25760 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25763 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25766 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25768 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25769 (check-parallel-%): Ditto.
25770 (check-consistency): Ditto.
25772 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
25774 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
25775 local variable rhs by NULL_TREE.
25777 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25780 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
25782 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25785 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
25787 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25790 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
25791 for ms->sysv ABI calls only in 64bit mode.
25793 * config/i386/i386.md (untyped_call): Support 32bit.
25795 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
25797 * doc/extend.texi: Replace x86_65 with x86_64.
25799 2009-03-16 Jakub Jelinek <jakub@redhat.com>
25801 PR tree-optimization/39455
25802 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
25803 mismatches for POINTER_TYPE_P (type).
25804 (number_of_iterations_le): Likewise.
25806 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25808 * config/picochip/picochip.c: Removed profiling support.
25809 * config/picochip/picochip.md: Removed profiling instruction.
25810 * config/picochip/picochip.h: Removed profiling builtin.
25812 2009-03-16 Joseph Myers <joseph@codesourcery.com>
25814 * doc/install.texi (--with-host-libstdcxx): Document.
25816 2009-03-14 Anatoly Sokolov <aesok@post.ru>
25819 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
25820 generate a warning if the function name does not begin with
25821 "__vector" and the function has either the 'signal' or 'interrupt'
25822 attribute, from here to ...
25823 (avr_declare_function_name): ...here. New function.
25824 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
25825 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
25827 2009-03-14 Jakub Jelinek <jakub@redhat.com>
25830 * cse.c (fold_rtx): Don't modify original const_arg1 when
25831 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
25832 separate variable instead.
25833 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
25834 from out of range shift counts.
25835 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
25837 2009-03-13 Catherine Moore <clm@codesourcery.com>
25839 * config/i386/x-mingw32 (host-mingw32.o): Replace
25840 diagnostic.h with $(DIAGNOSTIC_H).
25842 2009-03-12 Jakub Jelinek <jakub@redhat.com>
25845 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
25847 * config/i386/sync.md (sync_compare_and_swap<mode>,
25848 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
25849 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
25851 (sync_double_compare_and_swapdi_pic,
25852 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
25853 cmpxchg8b_pic_memory_operand instead of just memory_operand.
25855 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25858 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
25860 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25863 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25864 (avx_addsubv4df3): Likewise.
25865 (*avx_addsubv4sf3): Likewise.
25866 (sse3_addsubv4sf3): Likewise.
25868 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25871 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
25873 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
25876 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
25877 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
25878 registers for allocnos created from user-defined variables.
25880 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25883 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
25884 of non-integer mode as well.
25886 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
25888 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
25889 for functions for which the parameter types are unknown.
25891 2009-03-11 Jakub Jelinek <jakub@redhat.com>
25894 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
25895 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
25896 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
25897 * config/i386/i386.c (ix86_local_alignment): For
25898 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
25899 long long variables on the stack to avoid dynamic realignment.
25900 Allow the first argument to be a decl rather than type.
25901 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
25903 2009-03-11 Nick Clifton <nickc@redhat.com>
25906 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
25908 Add description to mno-lsim option.
25909 * config/mcore/mcore.h: Remove comment about deprecated m4align
25911 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
25912 * doc/invoke.texi: Add description of mno-lsim and
25913 mstack-increment options.
25915 * config/fr30/fr30.opt: Document the -mno-lsim option.
25916 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
25917 and -mno-lsim options.
25919 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25921 * fold-const.c (fold_comparison): Only call fold_inf_compare
25922 if the mode supports infinities.
25924 2009-03-11 Jason Merrill <jason@redhat.com>
25927 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
25928 end already did. Notice GIMPLE_CALL modifications of the result.
25929 Don't copy debug information from an ignored decl or a decl from
25932 2009-03-10 Richard Guenther <rguenther@suse.de>
25933 Nathan Froyd <froydnj@codesourcery.com>
25935 PR middle-end/37850
25936 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
25937 (__divMODE3): Likewise.
25939 2009-03-09 Jakub Jelinek <jakub@redhat.com>
25941 PR tree-optimization/39394
25942 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
25943 DECL_SIZE_UNIT of variable length FIELD_DECLs.
25945 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25947 * recog.c (verfiy_changes): Disallow renaming of hard regs in
25948 inline asms for register asm ("") declarations.
25950 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
25952 * fold-const.c (fold_unary): Fix comment.
25954 2009-03-07 Jan Hubicka <jh@suse.cz>
25957 * tree-inline.c (setup_one_parameter): Do replacement of const
25958 argument by constant in SSA form.
25960 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25962 PR middle-end/38028
25963 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
25964 determine alignment passed to assign_stack_local.
25965 (assign_parms_unsplit_complex): Likewise.
25966 * except.c (sjlj_build_landing_pads): Likewise.
25968 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25970 PR middle-end/39360
25971 * tree-flow.h (add_referenced_var): Return bool instead of void.
25972 * tree-dfa.c (add_referenced_var): Return result of
25973 referenced_var_check_and_insert call.
25974 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
25975 of referenced_var_check_and_insert.
25978 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
25979 (gen_variable_die): Emit DW_AT_location on abstract static variable's
25980 DIE, don't emit it if abstract origin already has it.
25981 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
25982 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
25984 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25986 * genpreds.c (needs_variable): Fix parentheses at variable name
25988 (write_tm_constrs_h): Indent generated code.
25990 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25992 * doc/extend.texi (Function Attributes): Add documentation
25993 for isr attributes.
25995 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25998 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
25999 take locus from its DECL_SOURCE_LOCATION instead of input_location.
26001 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26003 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
26006 2009-03-05 Jakub Jelinek <jakub@redhat.com>
26009 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
26010 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
26012 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
26014 * config/i386/i386.md (R8_REG, R9_REG): New constants.
26015 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
26016 constants instead of magic numbers.
26017 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
26019 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
26020 (x86_64_ms_abi_int_parameter_registers): Ditto.
26021 (x86_64_int_return_registers): Ditto.
26022 (ix86_maybe_switch_abi): Ditto.
26023 (ix86_expand_call): Ditto for clobbered_registers array.
26024 (ix86_hard_regno_mode_ok): Ditto.
26025 (x86_extended_QIreg_mentioned_p): Ditto.
26027 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26029 PR tree-optimization/39349
26030 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26032 * combine.c (gen_lowpart_for_combine): Use omode when generating
26035 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26037 PR rtl-optimization/39235
26038 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26040 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26042 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26044 2009-03-04 Richard Guenther <rguenther@suse.de>
26046 PR tree-optimization/39362
26047 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26048 that occur in abnormal PHIs should be varying.
26050 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26052 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26054 (simple_iv): Take loop as an argument instead of statement.
26055 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26056 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26058 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26060 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26061 * matrix-reorg.c (analyze_transpose): Ditto.
26062 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26063 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26064 * tree-predcom.c (ref_at_iteration): Ditto.
26065 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26067 2009-03-04 Richard Guenther <rguenther@suse.de>
26069 PR tree-optimization/39358
26070 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26071 escaped_id and callused_id.
26072 (solve_graph): Likewise.
26074 2009-03-04 Richard Guenther <rguenther@suse.de>
26076 PR tree-optimization/39339
26077 * tree-sra.c (try_instantiate_multiple_fields): Make it
26078 no longer ICE on the above.
26080 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26082 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26083 that fits within Pmode.
26085 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26087 PR middle-end/10109
26088 * tm.texi (LIBCALL_VALUE): Update description.
26090 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26092 PR middle-end/34443
26093 * doc/extend.texi (section): Update description.
26095 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26097 PR middle-end/39345
26098 * tree-inline.c (remapped_type): New.
26099 (can_be_nonlocal): Call remapped_type instead of remap_type.
26101 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26104 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26105 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26107 2009-03-03 Richard Guenther <rguenther@suse.de>
26109 PR middle-end/39272
26110 * tree.c (tree_nonartificial_location): New function.
26111 * tree.h (tree_nonartificial_location): Declare.
26112 * builtins.c (expand_builtin_memory_chk): Provide location
26113 of the call location for artificial function pieces.
26114 (maybe_emit_chk_warning): Likewise.
26115 (maybe_emit_sprintf_chk_warning): Likewise.
26116 (maybe_emit_free_warning): Likewise.
26117 * expr.c (expand_expr_real_1): Likewise.
26119 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26121 PR tree-optimization/39343
26122 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26123 COMPONENT_REF t has ARRAY_TYPE.
26125 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26127 PR middle-end/39335
26128 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26129 when the type precision of the induction variable should be
26130 larger than the type precision of nit.
26131 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26132 * graphite.c (graphite_loop_normal_form): Same.
26133 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26135 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26137 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26138 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26139 numbers to describe clobbered registers.
26140 (*call_value_0_rex64_ms_sysv): Ditto.
26141 * config/i386/mmx.md (mmx_emms): Ditto.
26142 (mmx_femms): Ditto.
26144 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26146 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26149 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26151 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26152 (spu_section_type_flags): New function.
26154 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26156 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26157 reg_class_contents of FLOAT_REGS into a temporary.
26159 2009-03-02 Richard Guenther <rguenther@suse.de>
26160 Ira Rosen <irar@il.ibm.com>
26162 PR tree-optimization/39318
26163 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26164 information to the vectorized statement.
26166 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26168 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26169 variable. Use defined names instead of magic constants for REX SSE
26172 2009-03-01 Richard Guenther <rguenther@suse.de>
26174 PR tree-optimization/39331
26175 * omp-low.c (lower_send_shared_vars): Do not receive new
26176 values for the reference of DECL_BY_REFERENCE parms or results.
26178 2009-03-01 Jan Hubicka <jh@suse.cz>
26181 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26182 BLOCK_NONLOCALIZED_VAR): New macros.
26183 (tree_block): Add nonlocalized_vars.
26184 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26185 gen_decl_die): Add origin argument. Allow generation of die with
26186 origin at hand only.
26187 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26188 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26190 (gen_block_die): Fix checking for unused blocks.
26191 (process_scope_var): Break out from .... ; work with origins only.
26192 (decls_for_scope) ... here; process nonlocalized list.
26193 (dwarf2out_ignore_block): Look for nonlocalized vars.
26194 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26196 (dump_scope_block): Dump them.
26197 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26198 (remap_block): Likewise.
26199 (can_be_nonlocal): New predicate.
26200 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26202 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26204 * configure: Regenerate.
26206 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26208 * optc-gen.awk: No need to duplicate option flags twice.
26209 Reuse help texts for duplicate options which do not have any.
26211 * gcc.c (display_help): Document --version.
26213 * gcc.c (main): If print_help_list and verbose_flag, ensure
26214 driver output comes before subprocess output.
26216 * optc-gen.awk: Assign all remaining fields to help string,
26217 space-separated, for multi-line help in *.opt.
26219 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26220 -Wno-pedantic-ms-format is for MinGW targets only.
26222 * doc/options.texi (Option file format): Fix bad indentation,
26223 restoring dropped sentence.
26225 2009-02-28 Jan Hubicka <jh@suse.cz>
26227 * tree-inline.c (tree_function_versioning): Output debug info.
26229 2009-02-28 Jan Hubicka <jh@suse.cz>
26232 * tree-inline.c (setup_one_parameter): Do not copy propagate
26233 arguments when not optimizing.
26235 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26238 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26239 (avx_addsubv4df3): Likewise.
26240 (*avx_addsubv4sf3): Likewise.
26241 (sse3_addsubv4sf3): Likewise.
26242 (*avx_addsubv2df3): Likewise.
26243 (sse3_addsubv2df3): Likewise.
26244 (avx_unpckhps256): Correct item selectors.
26245 (avx_unpcklps256): Likewise.
26246 (avx_unpckhpd256): Likewise.
26247 (avx_unpcklpd256): Likewise.
26249 2009-02-28 Jan Hubicka <jh@suse.cz>
26251 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26253 (copy_arguments_for_versioning): If var is declared don't declare it.
26254 (tree_function_versioning): First setup substitutions and then copy
26257 2009-02-27 Jan Hubicka <jh@suse.cz>
26260 * cgraph.h (varpool_output_debug_info): Remove.
26261 * cgraphunit.c (varpool_output_debug_info): Remove.
26262 * dwarf2out.c (deferred_locations_struct): New struct
26263 (deferred_locations): New type.
26264 (deferred_locations_list): New static var.
26265 (deffer_location): New function.
26266 (gen_variable_die): Use it.
26267 (decls_for_scope): Output info on local static vars.
26268 (dwarf2out_finish): Process deferred locations.
26269 * varpool.c (varpool_output_debug_info): Remove.
26271 2009-02-27 Jan Hubicka <jh@suse.cz>
26274 * tree.h (TREE_PROTECTED): Fix comment.
26275 (BLOCK_HANDLER_BLOCK): Remove.
26276 (struct tree_block): Remove handler_block add body_block.
26277 (inlined_function_outer_scope_p): New.
26278 (is_body_block): Remove.
26279 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26280 * dwarf2out.c (is_inlined_entry_point): Remove.
26281 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26282 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26284 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26285 * gimplify.c (gimplify_expr): Gimplify body blocks.
26286 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26287 block with multiple subblocks.
26288 (dump_scope_block): Prettier output; dump more flags and info.
26289 (dump_scope_blocks): New.
26290 (remove_unused_locals): Use dump_scope_blocks.
26291 * tree-flow.h (dump_scope_blocks): Declare.
26292 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26293 * stmt.c (is_body_block): Remove.
26294 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26295 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26297 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26299 PR middle-end/39308
26300 * graphite.c (graphite_loop_normal_form): Do not call
26301 number_of_iterations_exit from a gcc_assert.
26303 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26305 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26306 jumps if COND is NULL.
26307 (find_cond_jump): New function.
26308 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26309 * config/s390/s390.md: Remove z10_cobra attribute value.
26311 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26313 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26314 force_const_mem returns NULL_RTX.
26316 2009-02-26 Jan Hubicka <jh@suse.cz>
26319 * cgraph.h (varpool_output_debug_info): Remove.
26320 * cgraphunit.c (varpool_output_debug_info): Remove.
26321 * dwarf2out.c (deferred_locations_struct): New struct
26322 (deferred_locations): New type.
26323 (deferred_locations_list): New static var.
26324 (deffer_location): New function.
26325 (gen_variable_die): Use it.
26326 (decls_for_scope): Output info on local static vars.
26327 (dwarf2out_finish): Process deferred locations.
26328 * varpool.c (varpool_output_debug_info): Remove.
26330 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26332 PR rtl-optimization/39241
26333 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26334 to subreg_offset_representable_p.
26336 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26338 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26339 execute function prototype. Get f and nregs from max_reg_num
26340 and get_insns. Remove the first backward pass as it's dead,
26341 guard the forward pass by flag_expensive_optimizations.
26342 (rest_of_handle_regmove): Delete.
26343 (pass_regmove): Replace it with regmove_optimize.
26345 2009-02-25 Martin Jambor <mjambor@suse.cz>
26347 PR tree-optimization/39259
26348 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26349 calls_alloca function flags.
26350 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26351 calls are detected.
26353 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26355 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26356 flags_set_1_rtx, flags_set_1_set): Delete.
26357 (regmove_optimize): Do not call mark_flags_life_zones.
26359 2009-02-24 Julian Brown <julian@codesourcery.com>
26362 * config/arm/arm.c (require_pic_register): Only set
26363 cfun->machine->pic_reg once per function.
26365 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26367 * doc/invoke.texi (Link Options): Document an easier way to pass
26368 options that take arguments to the GNU linker using -Xlinker and -Wl.
26370 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26373 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26375 2009-02-24 Richard Guenther <rguenther@suse.de>
26378 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26380 2009-02-24 Richard Guenther <rguenther@suse.de>
26381 Zdenek Dvorak <ook@ucw.cz>
26383 PR tree-optimization/39233
26384 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26385 from converting them to a generic type.
26387 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26389 PR tree-optimization/39260
26390 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26391 contains a condition with a real type.
26392 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26394 2009-02-23 Jason Merrill <jason@redhat.com>
26397 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26398 narrowing_initializer_constant_valid_p.
26399 (narrowing_initializer_constant_valid_p): Don't return
26400 null_pointer_node for adding a pointer to itself.
26402 2009-02-23 Jan Hubicka <jh@suse.cz>
26405 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26408 2009-02-23 Jan Hubicka <jh@suse.cz>
26410 PR tree-optimization/37709
26411 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26412 * tree.h (block_ultimate_origin): Declare.
26413 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26414 * tree-ssa-live.c (remove_unused_scope_block_p):
26415 Eliminate blocks containig no instructions nor live variables nor
26417 (dump_scope_block): New function.
26418 (remove_unused_locals): Enable removal of dead blocks by default;
26419 enable dumping at TDF_DETAILS.
26421 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26423 * config/i386/i386.c (classify_argument): Don't allow COImode
26425 (function_arg_advance_32): Don't allow OImode.
26426 (function_arg_32): Likewise.
26427 (function_value_32): Likewise.
26428 (return_in_memory_32): Likewise.
26429 (function_arg_64): Remove OImode comment.
26431 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26434 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26435 ix86_expand_vector_set for V4DImode in 64bit mode only.
26436 (ix86_expand_vector_init_one_var): Likewise.
26438 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26440 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26442 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26445 * loop-iv.c: Revert last change.
26446 * emit-rtl.c: Likewise.
26448 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26451 * config/i386/i386.c (type_natural_mode): Remove an extra
26452 space in the warning message.
26453 (function_value_32): Handle 32-byte vector modes.
26454 (return_in_memory_32): Likewise.
26456 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26458 * loop-iv.c (truncate_value): New function.
26459 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26461 (lowpart_subreg): Move to...
26462 * emit-rtl.c: ...here.
26464 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26466 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26467 accidental and undocumented change at revision 140860.
26469 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26471 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26472 take gimple_seq * arguments.
26473 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26474 types_compatible_p langhook.
26476 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26477 Joseph Myers <joseph@codesourcery.com>
26479 * config/arm/arm.c (arm_builtin_va_list): New function.
26480 (arm_expand_builtin_va_start): Likewise.
26481 (arm_gimplify_va_arg_expr): Likewise.
26482 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26483 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26484 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26485 (va_list_type): New variable.
26486 (arm_mangle_type): Mangle va_list_type appropriately.
26488 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26490 PR middle-end/39157
26491 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26492 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26493 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26494 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26495 parameter to 1000 for -O1 by default.
26496 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26498 * loop-invariant.c: Include params.h.
26499 (move_loop_invariants): Don't call move_single_loop_invariants on
26502 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26504 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26505 offset when calculating bounds for indexing stack_usage_map. Fixes
26506 a buffer overflow with certain target setups.
26508 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26511 * calls.c (expand_call): Clear try_tail_call if caller and callee
26512 disagree in promotion of function return value.
26514 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26517 * c-common.c (c_determine_visibility): If visibility changed and
26518 DECL_RTL has been already set, call make_decl_rtl to update symbol
26521 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26524 * varasm.c (assemble_variable): Don't check DECL_NAME when
26525 globalizing a variable.
26527 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26530 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26531 expression before any __builtin_trap call.
26532 * c-typeck.c (build_function_call): Convert and check function
26533 arguments before generating a call to a trap. Evaluate the
26534 function arguments before the trap.
26536 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26539 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26540 (UNSPEC_FXAM_MEM): New unspec.
26541 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26542 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26543 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26545 2009-02-19 Richard Guenther <rguenther@suse.de>
26547 PR tree-optimization/39207
26548 PR tree-optimization/39074
26549 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26550 storedanything_tree): New.
26551 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26552 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26553 (build_succ_graph): Add edges from STOREDANYTHING to all
26555 (init_base_vars): Initialize STOREDANYTHING.
26556 (compute_points_to_sets): Free substitution info after
26557 building the succ graph.
26558 (ipa_pta_execute): Likewise.
26560 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26562 (do_ds_constraint): Do not add to special var or non-pointer
26564 (type_could_have_pointers): Split out from ...
26565 (could_have_pointers): ... here. For arrays use the element type.
26566 (create_variable_info_for): Initialize may_have_pointers.
26567 (new_var_info): Likewise.
26568 (handle_lhs_call): Make the HEAP variable unknown-sized.
26569 (intra_create_variable_infos): Use a type with pointers for
26570 PARM_NOALIAS, make it unknown-sized.
26572 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26575 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26577 2009-02-18 Jason Merrill <jason@redhat.com>
26580 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26581 value if DECL_EXTERNAL.
26582 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26583 * target.h (gcc_target::binds_local_p): Clarify "module".
26584 * tree.h (TREE_PUBLIC): Clarify "module".
26586 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26589 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26590 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26592 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26595 * c.opt (Wabi): Support C and ObjC.
26598 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26600 * config/i386/i386.c (classify_argument): Warn once about the ABI
26601 change when passing union with long double.
26603 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26605 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26608 * c-parser.c (c_parser_compound_statement): Always enter and leave
26611 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26614 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26616 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26618 PR tree-optimization/36922
26619 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26620 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26623 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26625 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26628 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26630 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26632 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26634 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26637 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26638 Richard Sandiford <rdsandiford@googlemail.com>
26640 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26641 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26642 (loongson_biadd): ...this.
26644 2009-02-17 Richard Guenther <rguenther@suse.de>
26646 PR tree-optimization/39202
26647 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26648 a var make sure to follow existing collapses.
26650 2009-02-17 Richard Guenther <rguenther@suse.de>
26652 PR middle-end/39214
26653 * langhooks.c (lhd_print_error_function): Check for NULL block.
26655 2009-02-17 Richard Guenther <rguenther@suse.de>
26657 PR tree-optimization/39204
26658 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26661 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26663 * config/soft-fp/double.h: Update from glibc CVS.
26665 2009-02-17 Richard Guenther <rguenther@suse.de>
26667 PR tree-optimization/39207
26668 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26669 strict-aliasing warnings for pointers pointing to NULL.
26671 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26674 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26675 skipping until next close brace.
26677 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26680 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26681 to function argument boundary.
26683 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26685 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26686 in the lea_add. Reload eventually constraints it properly.
26687 * config/picochip/constraints.md: Remove the target constraint
26688 "b", since it is not needed anymore.
26690 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26692 * gthr-dce.h: Uglify function parameter and local variable names.
26693 * gthr-gnat.h: Likewise.
26694 * gthr-mipssde.h: Likewise.
26695 * gthr-nks.h: Likewise.
26696 * gthr-posix95.h: Likewise.
26697 * gthr-posix.h: Likewise.
26698 * gthr-rtems.h: Likewise.
26699 * gthr-single.h: Likewise.
26700 * gthr-solaris.h: Likewise.
26701 * gthr-tpf.h: Likewise.
26702 * gthr-vxworks.h: Likewise.
26703 * gthr-win32.h: Likewise.
26705 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26708 * config/i386/i386.md: Restrict the new peephole2 to move
26709 between MMX/SSE registers.
26711 2009-02-15 Richard Guenther <rguenther@suse.de>
26714 2009-02-13 Richard Guenther <rguenther@suse.de>
26716 * configure.ac: Enable LFS.
26717 * configure: Re-generate.
26718 * config.in: Likewise.
26720 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26722 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26723 spu_srqwbyte, spu_srqwbytebc): Define.
26724 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26725 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26726 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26727 "shrqby_<mode>"): New insn-and-split patterns.
26728 * config/spu/spu.c (expand_builtin_args): Determine and return
26729 number of operands using spu_builtin_description data.
26730 (spu_expand_builtin_1): Use it.
26732 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26735 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26738 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26741 * config/i386/i386.c (override_options): Correct warning
26742 messages for -malign-loops, -malign-jumps and -malign-functions.
26744 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26747 * config/i386/i386.md: Restrict the new peephole2 to move
26748 between the general purpose registers.
26750 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26753 * config/i386/i386.c (type_natural_mode): Add a new argument.
26754 Return the original mode and warn ABI change if vector size is 32byte.
26755 (function_arg_advance): Updated.
26756 (function_arg): Likewise.
26757 (ix86_function_value): Likewise.
26758 (ix86_return_in_memory): Likewise.
26759 (ix86_sol10_return_in_memory): Likewise.
26760 (ix86_gimplify_va_arg): Likewise.
26761 (function_arg_32): Don't warn ABX ABI change here.
26762 (function_arg_64): Likewise.
26764 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26766 * loop-iv.c (implies_p): In the final case, test that operands 0
26767 of the two comparisons match.
26769 * config/bfin/bfin.c (find_prev_insn_start): New function.
26770 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
26771 (find_next_insn_start): Move.
26773 2009-02-13 Richard Guenther <rguenther@suse.de>
26775 * configure.ac: Enable LFS.
26776 * configure: Re-generate.
26777 * config.in: Likewise.
26779 2009-02-13 Joseph Myers <joseph@codesourcery.com>
26782 * c-parser.c (c_parser_parms_list_declarator): Discard pending
26783 sizes on syntax error after some arguments have been parsed.
26785 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26787 * doc/invoke.texi (-fira): Remove.
26789 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26791 * caller-save.c: Replace regclass.c with reginfo.c in comments.
26792 * recog.c: Likewise.
26795 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
26797 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
26798 (umul_ppmm): Likewise.
26799 (count_leading_zeros): Likewise.
26800 (count_trailing_zeros): Likewise.
26801 (UMUL_TIME): Likewise.
26803 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26805 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
26806 soft-fp/t-softfp to tmake_file.
26808 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
26809 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
26810 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
26811 IA64_BUILTIN_INFQ]: New.
26812 (ia64_init_builtins): Initialize __builtin_infq,
26813 __builtin_fabsq and __builtin_copysignq if not HPUX.
26814 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
26815 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
26817 * config/ia64/lib1funcs.asm (__divtf3): Define only if
26819 (__fixtfti): Likewise.
26820 (__fixunstfti): Likewise.
26821 (__floattitf): Likewise.
26823 * config/ia64/libgcc-glibc.ver: New.
26824 * config/ia64/t-fprules-softfp: Likewise.
26825 * config/ia64/sfp-machine.h: Likewise.
26827 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
26828 (LIBGCC2_TF_CEXT): Likewise.
26829 (TF_SIZE): Likewise.
26830 (TARGET_INIT_LIBFUNCS): Likewise.
26832 * config/ia64/t-glibc (SHLINB_MAPFILES):
26833 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
26835 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26837 * config/i386/i386.c (construct_container): Rewrite processing
26838 BLKmode with X86_64_SSE_CLASS.
26840 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
26843 * config/i386/i386.md: Replace simplify_replace_rtx with
26844 replace_rtx in the new peephole2.
26846 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
26848 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
26849 loop unrolling do not happen at -O2.
26851 2009-02-12 Michael Matz <matz@suse.de>
26853 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
26855 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26857 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
26860 2009-02-12 Ben Elliston <bje@au.ibm.com>
26862 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
26863 patterns when updating the back chain. Missed in the 2009-02-10
26866 2009-02-11 Janis Johnson <janis187@us.ibm.com>
26868 * doc/extend.texi (Decimal Floating Types): Update identifier of
26869 draft TR and list of missing support.
26871 2009-02-11 Jakub Jelinek <jakub@redhat.com>
26873 PR middle-end/39154
26874 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
26875 bit to variable length decl's flags, add it also to its
26876 pointer replacement variable.
26878 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
26879 Jakub Jelinek <jakub@redhat.com>
26882 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
26883 (memory_blockage): New expander.
26884 (*memory_blockage): New insn pattern.
26885 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
26886 instead of general blockage at the end of function prologue when
26887 frame pointer is used to access red zone area. Do not emit blockage
26888 when profiling, it is emitted in generic code.
26889 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
26890 function epilogue when frame pointer is used to access red zone area.
26892 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
26895 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
26896 by arithmetic with memory operands.
26897 * config/i386/predicates.md (commutative_operator): New.
26899 2009-02-10 Janis Johnson <janis187@us.ibm.com>
26901 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
26904 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
26906 * alias.h (record_alias_subset): Declare.
26907 * alias.c (record_alias_subset): Make global.
26909 2009-02-10 Nick Clifton <nickc@redhat.com>
26911 * tree-parloops.c: Change license to GPLv3.
26912 * ipa-struct-reorg.c: Change license to GPLv3.
26913 * ipa-struct-reorg.h: Change license to GPLv3.
26915 2009-02-10 Steve Ellcey <sje@cup.hp.com>
26918 * c-decl.c (start_struct): Return NULL on error.
26920 2009-02-10 Jakub Jelinek <jakub@redhat.com>
26922 PR middle-end/39124
26923 * cfgloopmanip.c (remove_path): Call remove_bbs after
26924 cancel_loop_tree, not before it.
26927 * function.h (struct function): Add has_local_explicit_reg_vars bit.
26928 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
26929 VAR_DECLs were seen.
26930 * tree-ssa-live.c (remove_unused_locals): Recompute
26931 cfun->has_local_explicit_reg_vars.
26932 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
26933 copies or clearings if cfun->has_local_explicit_reg_vars.
26935 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
26938 * config/i386/i386.c (expand_prologue): Emit blockage at the end
26939 of function prologue when frame pointer is used to access
26942 2009-02-10 Richard Guenther <rguenther@suse.de>
26944 PR middle-end/39127
26945 * gimplify.c (gimple_regimplify_operands): Always look if
26946 we need to create a temporary.
26948 2009-02-10 Richard Guenther <rguenther@suse.de>
26950 PR tree-optimization/39132
26951 * tree-loop-distribution.c (todo): New global var.
26952 (generate_memset_zero): Trigger TODO_rebuild_alias.
26953 (tree_loop_distribution): Return todo.
26955 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
26958 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
26959 (x86_64_reg_class_name): Removed.
26960 (classify_argument): Return 0 if bytes > 32. Return 0 if the
26961 first one isn't X86_64_SSE_CLASS or any other ones aren't
26962 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
26963 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
26964 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
26965 and 3 X86_64_SSEUP_CLASS.
26966 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
26967 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
26969 2009-02-10 Ben Elliston <bje@au.ibm.com>
26971 * config/rs6000/rs6000.md (allocate_stack): Always use an update
26972 form instruction to update the stack back chain word, even if the
26973 user has disabled the generation of update instructions.
26974 (movdi_<mode>_update_stack): New.
26975 (movsi_update_stack): Likewise.
26976 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
26977 always use an update form instruction to update the stack back
26980 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
26982 PR middle-end/38953
26983 * graphite.c (if_region_set_false_region): After moving a region in
26984 the false branch of a condition, remove the empty dummy basic block.
26985 (gloog): Remove wrong fix for PR38953.
26987 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26989 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
26990 generation due to implicit sign extension.
26992 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
26994 PR middle-end/38981
26995 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
26996 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
26998 2009-02-09 Richard Guenther <rguenther@suse.de>
27000 PR middle-end/35202
27001 * convert.c (convert_to_real): Disable (float)fn((double)x)
27002 to fnf(x) conversion if errno differences may occur and
27003 -fmath-errno is set.
27005 2009-02-07 Anatoly Sokolov <aesok@post.ru>
27007 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
27008 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27009 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
27011 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27014 * c-common.c (handle_alias_attribute): Disallow attribute for
27015 anything not a FUNCTION_DECL or VAR_DECL.
27017 2009-02-06 Janis Johnson <janis187@us.ibm.com>
27020 * real.c (do_compare): Special-case compare of zero against
27021 decimal float value.
27023 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27026 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27027 as indicating flexible array members unless the field itself is
27028 being declarared as the incomplete array.
27030 2009-02-06 Jan Hubicka <jh@suse.cz>
27032 PR tree-optimization/38844
27033 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27034 is already inlined.
27036 2009-02-06 Richard Guenther <rguenther@suse.de>
27038 PR middle-end/38977
27039 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27040 fork because we may expand it as __gcov_fork.
27042 2009-02-06 Nick Clifton <nickc@redhat.com>
27044 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27046 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27048 PR tree-optimization/35659
27049 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27050 vn_phi_eq): Shortcut if hashcode does not match.
27051 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27053 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27054 and avoid iterative_hash_expr.
27055 (FOR_EACH_VALUE_ID_IN_SET): New.
27056 (value_id_compare): Remove.
27057 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27058 sort expressions by value id.
27060 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27063 * config/sh/predicates.md (general_movsrc_operand): Don't check
27064 the subreg of system registers here.
27066 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27069 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27070 on the copied decl.
27072 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27074 PR rtl-optimization/39110
27075 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27076 addresses, not aligned ones.
27078 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27079 Richard Guenther <rguenther@suse.de>
27081 PR tree-optimization/39100
27082 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27083 comment says and add edges.
27085 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27088 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27089 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27091 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27093 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27094 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27095 register_bb_in_sese, new_sese, free_sese): Moved.
27096 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27097 outermost_loop_in_scop, build_scop_iteration_domain,
27098 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27099 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27100 Use loop_in_sese_p instead of loop_in_scop_p.
27101 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27102 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27103 (scopdet_basic_block_info): Fix bug in scop detection.
27104 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27105 eq_loop_to_cloog_loop): Remove.
27106 (nb_loops_around_loop_in_scop, nb_loop
27107 ref_nb_loops): Moved here...
27108 * graphite.h (ref_nb_loops): ... from here.
27109 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27110 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27111 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27113 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27114 Hans-Peter Nilsson <hp@axis.com>
27116 PR rtl-optimization/37889
27117 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27118 Move offset handling from PLUS to before the switch. Use new
27119 arguments when considering SYMBOL_REFs too.
27120 (rtx_addr_can_trap_p): Pass dummy offset and size.
27121 (enum may_trap_p_flags): Remove.
27122 (may_trap_p_1): Pass size from MEM_SIZE.
27124 PR rtl-optimization/38921
27125 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27126 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27127 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27128 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27130 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27132 AVX Programming Reference (January, 2009)
27133 * config/i386/sse.md (*vpclmulqdq): New.
27135 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27137 PR tree-optimization/38977
27138 PR gcov-profile/38292
27139 * calls.c (special_function_p): Disregard __builtin_ prefix.
27141 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27143 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27144 non-indexable addresses even before reload.
27146 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27149 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27150 as having variable size. Do not give an error for unnamed
27151 parameters with [*] declarators. Give a warning for type names
27152 with [*] declarators and mark them as variable size.
27153 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27154 for sizeof applied to [*] type names.
27156 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27159 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27161 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27163 * gcc.c (process_command): Update copyright notice dates.
27164 * gcov.c (print_version): Likewise.
27165 * gcov-dump.c (print_version): Likewise.
27166 * mips-tfile.c (main): Likewise.
27167 * mips-tdump.c (main): Likewise.
27169 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27172 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27173 for composite type involving a zero-length array type.
27175 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27178 * function.c (match_asm_constraints_1): Skip over
27179 initial optional % in the constraint.
27181 PR inline-asm/39059
27182 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27183 supported, don't accept FIXED_CSTs.
27184 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27185 and _Sat is used without _Fract/_Accum. Set specs->type to
27186 integer_type_node for cts_fract/cts_accum if fixed point is not
27189 2009-02-02 Catherine Moore <clm@codesourcery.com>
27191 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27193 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27195 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27196 (ABI_HAS_64BIT_SYMBOLS): Use it.
27197 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27199 2009-02-02 Paul Brook <paul@codesourcery.com>
27201 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27203 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27205 PR inline-asm/39058
27206 * recog.h (asm_operand_ok): Add constraints argument.
27207 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27208 recurse on matching constraint.
27209 (check_asm_operands): Pass constraints as 3rd argument to
27210 asm_operand_ok. Don't look up matching constraint here.
27211 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27214 2009-02-02 Ben Elliston <bje@au.ibm.com>
27216 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27217 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27219 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27221 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27222 information. Remove some obsolete information. Reorganize.
27224 * config/pa/fptr.c: Revert license to GPL 2.
27225 * config/pa/milli64.S: Likewise.
27227 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27230 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27231 LIBRARY name in, instead of hard-coding it.
27232 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27233 extra target make frag to tmake_files according to EH model.
27234 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27235 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27236 frags that define makefile variable EH_MODEL appropriately.
27237 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27238 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27239 to "-sjlj" according to type of EH configured.
27240 (LIBGCC_SONAME): Concatenate it to shared library base name.
27241 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27242 to "_sjlj" according to type of EH configured.
27243 (LIBGCC_SONAME): Concatenate it to shared library base name.
27244 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27245 (SHLIB_LINK): Add missing semicolon to if-else construct.
27246 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27247 string value of "pe_dll" command-line option.
27248 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27249 (SHLIB_SONAME): Use it when overriding t-cygming default.
27250 (SHLIB_IMPLIB): Override t-cygming default.
27251 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27252 string value of "pe_dll" command-line option.
27254 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27257 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27258 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27260 2009-01-31 Richard Guenther <rguenther@suse.de>
27262 PR tree-optimization/38937
27263 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27264 computing the transitive closure.
27266 2009-01-30 Richard Guenther <rguenther@suse.de>
27268 PR tree-optimization/39041
27269 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27270 Propagate variable indices only if the types match for this stmt.
27272 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27275 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27276 inline but never defined.
27278 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27280 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27281 (*insv_h_di_reg_extimm): New insn.
27282 (*insv_l<mode>_reg_extimm): New insn.
27284 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27286 * config/picochip/picochip.c (flag_conserve_stack): set
27287 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27288 fconserve-stack. Reduce call-overhead used by inliner.
27290 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27293 * common.opt (flag_conserve_stack): Initialised to zero.
27295 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27298 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27299 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27302 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27304 * ira-color.c (allocno_reload_assign): Update comments.
27305 * regmove.c (regmove_optimize): Likewise.
27309 2009-01-29 Robert Millan <rmh@aybabtu.com>
27311 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27312 * config/i386/kopensolaris-gnu.h: New file. Undefine
27313 `MD_UNWIND_SUPPORT'.
27314 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27316 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27318 PR tree-optimization/39007
27319 * tree-loop-distribution.c (generate_builtin): Use
27320 recompute_dominator to compute the immediate dominator of the
27321 basic block just after the loop.
27323 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27325 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27326 (ASM_OUTPUT_DWARF_PCREL): Define.
27328 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27330 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27331 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27332 global. Modify entries about regmove and IRA.
27334 * ra-conflict.c: Remove the file.
27336 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27338 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27339 (pass_regclass_init): Rename to pass_reginfo_init.
27341 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27343 * toplev.h (flag_ira): Remove.
27345 * caller-save.c (setup_save_areas): Remove flag_ira.
27347 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27349 * global.c: Remove the file.
27351 * opts.c (decode_options): Remove flag_ira.
27353 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27355 * regmove.c: Modify file description.
27356 (find_use_as_address, try_auto_increment): Define them only if
27357 AUTO_INC_DEC is defined.
27358 (replacement_quality, replace_in_call_usage, fixup_match_1,
27359 stable_and_no_regs_but_for_p): Remove.
27360 (reg_set_in_bb): Make it static.
27361 (regmove_optimize): Remove flag_ira and code which worked for
27364 * local-alloc.c: Remove the file.
27366 * common.opt (fira): Remove.
27368 * ira.c: Include except.h.
27369 (eliminable_regset): Move from global.c.
27370 (mark_elimination): Ditto. Remove flag_ira.
27371 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27372 equiv_mem_modified, validate_equiv_mem_from_store,
27373 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27374 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27375 no_equiv, recorded_label_ref): Move from local-alloc.c.
27376 (update_equiv_regs): Ditto. Make it static.
27377 (print_insn_chain, print_insn_chains): Move it from global.c.
27378 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27379 (build_insn_chain): Ditto. Make it static.
27380 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27381 Rename to init_live_subregs.
27382 (gate_ira): Remove flag_ira.
27384 * regclass.c: Rename reginfo.c. Change file description.
27385 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27386 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27387 (init_reg_sets_1): Remove code for evaluation of
27388 reg_class_superclasses and losing_caller_save_reg_set.
27389 (init_regs): Remove init_reg_autoinc.
27390 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27391 ok_for_base_p_nonstrict): Remove.
27392 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27393 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27394 corresponding entries.
27395 (dump_regclass, record_operand_costs, scan_one_insn,
27396 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27397 record_address_regs, auto_inc_dec_reg_p): Remove.
27398 (gt-regclass.h): Rename to gt-reginfo.h.
27400 * rtl.h (dump_global_regs, retry_global_alloc,
27401 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27403 * Makefile.in (RA_H): Remove.
27404 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27405 Rename regclass.o to reginfo.o.
27406 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27408 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27409 (GTFILES): Rename regclass.c to reginfo.c.
27411 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27412 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27414 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27415 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27417 (finish_spills): Ditto. Remove code for !flag_ira.
27419 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27421 PR middle-end/35854
27422 * doc/invoke.texi (rtl debug options): Complete rewrite.
27423 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27425 * mode-switching.c (pass_mode_switching): Rename pass from
27426 "mode-sw" to "mode_sw".
27427 * except.c (pass_convert_to_eh_ranges): Rename pass from
27428 "eh-ranges" to "eh_ranges".
27429 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27433 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27434 Alexander Monakov <amonakov@ispras.ru>
27436 PR middle-end/38857
27437 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27439 (move_exprs_to_boundary): Change return type and pass through
27440 should_move from move_op. Relax assert. Update usage ...
27441 (schedule_expr_on_boundary): ... here. Use should_move instead of
27443 (move_op_orig_expr_found): Indicate that insn was disconnected from
27445 (code_motion_process_successors): Do not call after_merge_succs
27446 callback if original expression was not found when traversing any of
27448 (code_motion_path_driver): Change return type. Update prototype.
27449 (move_op): Update comment. Add a new parameter (should_move). Update
27450 prototype. Set *should_move based on indication provided by
27451 move_op_orig_expr_found.
27453 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27455 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27456 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27457 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27458 * config/rs6000/rs6000.c (rs6000_override_options): Default
27459 avoid-indexed-addresses on for Power6, off for everything else.
27460 (avoiding_indexed_address_p): New function.
27461 (rs6000_legitimize_address): Use it.
27462 (rs6000_legitimate_address): Likewise.
27463 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27465 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27467 PR tree-optimization/38997
27468 * tree-loop-distribution.c (generate_memset_zero): Use
27469 POINTER_PLUS_EXPR for a pointer addition.
27471 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27473 * config/s390/s390.md (bswap<mode>2): New pattern added.
27475 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27477 * config/s390/s390.md (*tls_load_31): Added type attribute.
27479 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27481 * config/s390/s390.md: Fix a few comments.
27483 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27485 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27486 (*tm<mode>_full): Fixed z10prop attribute.
27487 (*tst<mode>_extimm): Fixed z10prop attribute.
27488 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27489 (*tstqiCCT_cconly): Fixed z10prop attribute.
27490 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27491 (*movsi_larl): Fixed z10prop attribute.
27492 (*movsi_zarch): Fixed z10prop attribute.
27493 (*movsi_eas): Fixed z10prop attribute.
27494 (*movhi): Fixed z10prop attribute.
27495 (*movqi): Fixed z10prop attribute.
27496 (*movstrictqi): Fixed z10prop attribute.
27497 (*mov<mode>): Fixed z10prop attribute.
27498 (*movcc): Fixed z10prop attribute.
27499 (*sethighpartdi_64): Fixed z10prop attribute.
27500 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27501 (*negdi2_sign_cc): Fixed z10prop attribute.
27502 (*negdi2_sign): Fixed z10prop attribute.
27503 (*absdi2_sign_cc): Fixed z10prop attribute.
27504 (*absdi2_sign): Fixed z10prop attribute.
27505 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27506 (*negabsdi2_sign): Fixed z10prop attribute.
27507 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27508 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27509 (doloop_si64): Fixed z10prop attribute.
27510 (doloop_si31): Fixed z10prop attribute.
27511 (doloop_long): Fixed z10prop attribute.
27512 (indirect_jump): Fixed z10prop attribute.
27513 (nop): Fixed z10prop attribute.
27514 (main_base_64): Fixed z10prop attribute.
27515 (reload_base_64): Fixed z10prop attribute.
27517 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27519 PR rtl-optimization/38740
27520 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27522 * config/mips/mips.c (mips_reorg): Likewise.
27524 2009-01-28 Richard Guenther <rguenther@suse.de>
27526 PR tree-optimization/38926
27527 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27528 with the correct value id to a value.
27529 (do_regular_insertion): Use the value number of edoubleprime
27530 for the value number of the expr.
27533 2008-08-21 Richard Guenther <rguenther@suse.de>
27535 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27536 a PHI ask VN if it is already available.
27537 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27538 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27540 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27542 PR middle-end/38934
27543 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27544 set to varying whenever max has TREE_OVERFLOW set, similarly
27545 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27547 2009-01-28 Richard Guenther <rguenther@suse.de>
27549 PR middle-end/38908
27550 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27551 uninitialized aggregate uses in call arguments.
27553 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27555 PR tree-optimization/38984
27556 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27557 the nothing_id variable if -fno-delete-null-pointer-checks.
27559 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27562 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27563 (set_got_offset_rex64): Ditto.
27565 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27568 * doc/extend.texi: Improve local variable with asm reg.
27570 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27572 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27573 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27574 was not supplied then set warn_packed_bitfield_compat to the
27575 default value of 1.
27576 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27579 2009-01-27 Richard Guenther <rguenther@suse.de>
27581 PR tree-optimization/38503
27582 * cfgexpand.c (expand_gimple_basic_block): Ignore
27583 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27584 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27585 variables that cannot have TBAA applied.
27586 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27589 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27591 PR middle-end/38969
27592 * calls.c (initialize_argument_information): Do not wrap complex
27593 arguments in SAVE_EXPR.
27595 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27597 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27598 (INSTALL_LIBGCC): Revert typo commit.
27600 2009-01-26 Richard Guenther <rguenther@suse.de>
27602 PR tree-optimization/38745
27603 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27604 from special handling.
27606 2009-01-26 Richard Guenther <rguenther@suse.de>
27608 PR tree-optimization/38745
27609 * tree-ssa.c (execute_update_addresses_taken): Do not include
27610 variables that cannot possibly be a register in not_reg_needs.
27611 Do not clear TREE_ADDRESSABLE on vars that may not become
27613 * tree-ssa.c (update_alias_info_1): Include those in the set
27614 of addressable vars.
27616 2009-01-26 Richard Guenther <rguenther@suse.de>
27618 PR middle-end/38851
27619 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27620 * tree-ssa-dse.c: Include langhooks.h
27621 (execute_simple_dse): Remove stores with zero size.
27623 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27626 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27629 2009-01-24 Julian Brown <julian@codesourcery.com>
27631 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27632 config/arm/linux-atomic.c.
27633 * config/arm/linux-atomic.c: New.
27635 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27637 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27638 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27639 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27641 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27644 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27647 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27649 PR tree-optimization/38953
27650 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27651 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27652 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27653 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27656 2009-01-24 Paul Brook <paul@codesourcery.com>
27658 * config/arm/neon.md (neon_type): Move to arm.md.
27659 (neon_mov<VSTRUCT>): Add neon_type attribute.
27660 * config/arm/arm.md (neon_type): Move to here.
27661 (conds): Add "unconditioal" and use as default for NEON insns.
27663 2009-01-24 Ben Elliston <bje@au.ibm.com>
27665 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27666 void *' warning from -Wc++-compat.
27667 * Makefile.in (dominance.o-warn): Remove.
27669 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27671 PR tree-optimization/38932
27672 * fold-const.c (fold_unary_ignore_overflow): New.
27673 * tree.h (fold_unary_ignore_overflow): Declare.
27674 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27675 * tree-ssa-sccvn.c (visit_reference_op_load,
27676 simplify_unary_expression): Likewise.
27678 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27680 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27681 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27682 regardless of their type.
27683 * c-common.c (handle_packed_attribute): Don't ignore packed on
27685 * c.opt (Wpacked-bitfield-compat): New warning option.
27686 * stor-layout.c (place_field): Warn if offset of a field changed.
27687 * doc/extend.texi (packed): Mention the ABI change.
27688 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27689 (Warning Options): Add it to the list.
27691 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27693 * c-opts.c (c_common_post_options): Fix a typo in comments.
27695 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27697 PR middle-end/38615
27698 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27699 variables to static.
27700 * doc/invoke.texi (-fmerge-all-constants): Update description.
27702 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27705 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27706 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27708 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27710 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27712 (LOCAL_ALIGNMENT): Similarly.
27714 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27715 Joseph Myers <joseph@codesourcery.com>
27717 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27718 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27719 * config/arm/arm-tune.md: Regenerate.
27720 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27723 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27725 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27726 version number to five.
27728 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27731 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27732 * c-common.c (set_underlying_type): Likewise.
27733 (is_typedef_decl ): Likewise
27735 (set_underlying_type): Likewise.
27736 (is_typedef_type): Likewise.
27738 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27740 PR middle-end/38587
27741 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27744 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27747 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27748 (LIBGCC_SPEC): Don't define.
27749 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27751 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27753 PR rtl-optimization/38879
27754 * alias.c (base_alias_check): Unaligned access via AND address can
27755 alias all surrounding object types except those with sizes equal
27756 or wider than the size of unaligned access.
27758 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27761 * c-decl.c (clone_underlying_type): Move this ...
27762 * c-common.c (set_underlying_type): ... here.
27763 Also, make sure the function properly sets TYPE_STUB_DECL() on
27764 the newly created typedef variant type.
27765 (is_typedef_decl ): New entry point.
27766 * tree.h: Added a new member member_types_needing_access_check to
27767 struct tree_decl_non_common.
27768 (set_underlying_type): New entry point.
27769 (is_typedef_type): Likewise.
27771 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
27773 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
27774 Check whether two instructions have memory references that
27775 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
27776 are helper functions for traversing.
27777 * alias.h (insn_alias_sets_confilict_p): New prototypes.
27778 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
27779 not to draw dependency edge for instructions with non-conflicting
27782 2009-01-20 Joseph Myers <joseph@codesourcery.com>
27785 * longlong.h: Update copyright years. Use soft-fp license notice.
27786 Sync __clz_tab declaration with glibc.
27788 2009-01-20 Steve Ellcey <sje@cup.hp.com>
27791 * doc/extend.texi (syscall_linkage): New.
27792 (version_id): Modify.
27794 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
27795 Richard Guenther <rguenther@suse.de>
27797 PR tree-optimization/38747
27798 PR tree-optimization/38748
27799 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
27800 conversion if the base address is an indirect reference and the
27801 aliasing sets could cause issues.
27803 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27805 * common.opt (fgraphite, fgraphite-identity): Add comment for
27806 explaining why these options are not documented.
27808 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27810 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
27811 gimple_call_lhs is NULL.
27813 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
27816 * emit-rtl.c (adjust_address_1): Make sure memref is never
27819 2009-01-20 Ben Elliston <bje@au.ibm.com>
27821 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27822 const qualifier from arg parameter. Remove unnecessary cast to char *.
27823 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27824 const qualifier from arg 2.
27826 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
27828 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
27830 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
27833 * rtl.h (reinit_regs): New prototype.
27834 * regclass.c: Include ira.h.
27835 (reinit_regs): New.
27836 * Makefile.in (regclass.o): Add ira.h.
27837 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
27839 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
27842 * c-common.c (handle_aligned_attribute): Use
27843 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
27844 default alignment value.
27846 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
27848 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
27849 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
27851 * doc/extend.texi: Update __attribute__ ((aligned)). Document
27852 __BIGGEST_ALIGNMENT__.
27854 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
27856 2009-01-18 Richard Guenther <rguenther@suse.de>
27858 PR tree-optimization/38819
27859 * tree-flow.h (operation_could_trap_helper_p): Declare.
27860 * tree-eh.c (operation_could_trap_helper_p): Export.
27861 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
27862 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
27863 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
27864 are about to insert a possibly trapping instruction and fail
27867 2009-01-18 Andreas Schwab <schwab@suse.de>
27869 * doc/install.texi (Configuration): Remove obsolete paragraph
27870 about use of --with-gnu-ld with --with-gnu-as.
27872 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
27874 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
27875 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
27876 Follow spelling conventions.
27878 2009-01-18 Ben Elliston <bje@au.ibm.com>
27880 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
27881 C++ warning about implicit conversion from void * to struct
27883 (bitmap_obstack_free): Likewise for bitmap_element *.
27884 * Makefile.in (bitmap.o-warn): Remove.
27886 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
27888 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
27890 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
27891 Tobias Grosser <tobi.grosser@amd.com>
27893 * graphite.c (graphite_trans_scop_block): Do not block single
27896 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
27898 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
27899 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
27900 test with assertion.
27902 2009-01-16 Richard Guenther <rguenther@suse.de>
27904 PR tree-optimization/38835
27905 PR middle-end/36227
27906 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
27907 and INT + PTR -> (INT)(PTR p+ INT) folding.
27908 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
27910 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
27913 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
27914 the subreg from a lowpart subreg if it is also casting the value.
27916 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27917 Tobias Grosser <tobi.grosser@amd.com>
27919 * graphite.c (compare_prefix_loops): New.
27920 (build_scop_canonical_schedules): Rewritten.
27921 (graphite_transform_loops): Move build_scop_canonical_schedules
27922 after build_scop_iteration_domain.
27924 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27925 Tobias Grosser <tobi.grosser@amd.com>
27927 * graphite.c (add_conditions_to_domain): Add the loops to
27928 the dimension of the iteration domain. Do copy the domain
27929 only when it exists.
27930 (build_scop_conditions_1): Do not call add_conditions_to_domain.
27931 (add_conditions_to_constraints): New.
27932 (can_generate_code_stmt, can_generate_code): Removed.
27933 (gloog): Do not call can_generate_code.
27934 (graphite_transform_loops): Call add_conditions_to_constraints
27935 after building the iteration domain.
27937 2009-01-16 Jakub Jelinek <jakub@redhat.com>
27939 PR tree-optimization/38789
27940 * tree-ssa-threadedge.c
27941 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
27942 __builtin_constant_p.
27944 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
27946 * dce.c (delete_unmarked_insns): Reversed the order that insns are
27947 examined before deleting them.
27949 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
27951 * function.c (aggregate_value_p): Correctly extract the function
27952 type from CALL_EXPR_FN lookup.
27954 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27956 * config/picochip/picochip.c (picochip_override_options): Revert
27957 CFI asm flag disable commited previously.
27959 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
27960 Tobias Grosser <tobi.grosser@amd.com>
27961 Jan Sjodin <jan.sjodin@amd.com>
27963 * graphite.c (scan_tree_for_params): On substractions negate
27964 all the coefficients of the term.
27965 (clast_to_gcc_expression_red): New. Handle reduction expressions
27966 of more than two operands.
27967 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
27968 (get_vdef_before_scop): Handle also the case of default definitions.
27970 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
27972 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
27973 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
27974 Also use them when walking CALL_INSN_FUNCTION_USAGE.
27976 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
27977 Joey Ye <joey.ye@intel.com>
27979 PR middle-end/37843
27980 * cfgexpand.c (expand_stack_alignment): Don't update stack
27981 boundary nor check incoming stack boundary here.
27982 (gimple_expand_cfg): Update stack boundary and check incoming
27983 stack boundary here.
27985 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
27987 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
27989 2009-01-14 Jakub Jelinek <jakub@redhat.com>
27991 PR rtl-optimization/38245
27992 * calls.c (expand_call): Add stack arguments to
27993 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27994 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
27995 in regs and partially in memory or BLKmode arguments.
27996 (emit_library_call_value_1): Add stack arguments to
27997 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27998 ACCUMULATE_OUTGOING_ARGS).
27999 * dce.c: Include tm_p.h.
28000 (find_call_stack_args): New function.
28001 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
28003 (mark_insn): Call find_call_stack_args for CALL_Ps.
28004 (prescan_insns_for_dce): Walk insns backwards in bb rather than
28005 forwards. Allocate and free arg_stores bitmap if needed, pass it
28006 down to deletable_insn_p, don't mark stores set in arg_stores
28007 bitmap, clear the bitmap at the beginning of each bb.
28008 * Makefile.in (dce.o): Depend on $(TM_P_H).
28010 2009-01-14 Michael Meissner <gnu@the-meissners.org>
28013 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
28014 to make sure the insn is a conditional test (bug 22599). Reformat a
28017 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
28019 PR middle-end/38431
28020 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
28021 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
28022 (gloog): Do not call cleanup_tree_cfg.
28023 (graphite_transform_loops): Call cleanup_tree_cfg after all
28024 scops have been code generated.
28026 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28027 * doc/gty.texi (Invoking the garbage collector): Added new node
28028 and section documenting ggc_collect.
28030 2009-01-14 Richard Guenther <rguenther@suse.de>
28032 PR tree-optimization/38826
28033 PR middle-end/38477
28034 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28035 initialization notes only if we actually emitted a warning.
28036 (intra_create_variable_infos): Add constraints for a result decl
28037 that is passed by hidden reference.
28038 (build_pred_graph): Mark all related variables non-direct on
28041 2009-01-14 Nick Clifton <nickc@redhat.com>
28043 * ira-conflicts.c: Include addresses.h for the definition of
28045 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28046 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28048 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28051 * Makefile.in (ira-lives.o): Add except.h.
28053 * ira-lives.c: Include except.h.
28054 (process_bb_node_lives): Process can_throw_internal.
28056 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28058 PR rtl-optimization/38774
28059 * combine.c (simplify_set): When undoing cc_use change, don't do
28060 PUT_CODE on the newly created comparison, but instead put back the
28063 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28065 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28066 values. Remove duplicate arm8 entry.
28068 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28070 PR tree-optimization/38786
28071 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28072 the SSA_NAME case of expand_scalar_variables_expr.
28073 Set the type of an expression to the type of its assign statement.
28074 (expand_scalar_variables_expr): Also gather the scalar computation
28075 used to index the memory access. Do not pass loop_p.
28076 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28077 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28078 the gimple_stmt_iterator where it inserts new code.
28079 Do not pass loop_p.
28080 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28081 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28083 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28085 * graphite.h (debug_value): Removed.
28086 * graphite.c (debug_value): Removed.
28088 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28090 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28091 ldrd/strd with two 32-bit instructions.
28093 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28095 * config/arm/arm.c (struct processors): Pass for speed down into
28096 cost helper functions.
28097 (const_ok_for_op): Handle COMPARE and inequality nodes.
28098 (arm_rtx_costs_1): Rewrite.
28099 (arm_size_rtx_costs): Update prototype.
28100 (arm_rtx_costs): Pass speed down to helper functions.
28101 (arm_slowmul_rtx_costs): Rework cost calculations.
28102 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28103 (arm_9e_rtx_costs): Likewise.
28105 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28107 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28108 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28109 (alpha_legitimize_address): Do not split local symbols wider than
28110 UNITS_PER_WORD into HIGH/LO_SUM parts.
28112 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28115 * gcc.c (process_command): Replace call to execvp with calls
28116 to pex_one and exit.
28118 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28121 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28122 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28123 variant for devices with 3-byte PC.
28124 (__tablejump_elpm__): New.
28126 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28129 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28130 offsetof member-designator, handle it as `[0].'.
28132 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28134 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28135 function when not using named sections on targets with named sections
28136 if branch distance is less than 262132.
28138 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28140 * combine.c (combine_instructions): Recompute
28141 optimize_this_for_speed_p for each BB in the main combine loop.
28143 2009-01-12 Tomas Bily <tbily@suse.cz>
28146 * tree-loop-distribution.c (prop_phis): New function.
28147 (generate_builtin): Call prop_phis.
28149 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28151 PR tree-optimization/38807
28152 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28153 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28155 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28157 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28158 subreg of op0 to the original op0.
28160 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28162 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28164 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28167 * mips-tfile.c (parse_def): Fix parsing of def strings
28168 starting with digits.
28170 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28173 * config/arm/arm.c (arm_is_long_call_p): Don't call
28174 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28176 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28178 * regrename.c (regrename_optimize): Fix dumping.
28179 (find_oldest_value_reg): Preserve REG_POINTER.
28180 (copy_hardreg_forward_1): Likewise.
28182 2009-01-09 Diego Novillo <dnovillo@google.com>
28184 * gimple.h (struct gimple_statement_base) <uid>: Document
28185 the restrictions on its use.
28186 (gimple_uid): Tidy.
28187 (gimple_set_uid): Tidy.
28189 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28191 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28192 zero guard even if align_bytes != 0 and count is smaller than
28195 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28197 PR rtl-optimization/38495
28198 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28199 (add_range_and_copies_from_move_list): Print all added ranges.
28200 Add ranges to memory optimized destination.
28202 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28206 * config/i386/i386.c (override_options): Reject
28207 -mstringop-strategy=rep_8byte with -m32.
28208 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28209 to 1. Do count comparison against epilogue_size_needed at compile
28210 time even when count_exp was constant forced into register. For
28211 size_needed don't jump to epilogue, instead just avoid aligning
28212 and invoke the body algorithm. If need_zero_guard, add zero guard
28213 even if count is non-zero, but smaller than size_needed + number of
28214 bytes that could be stored for alignment.
28215 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28216 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28217 but smaller than size_needed + number of bytes that could be stored
28218 for alignment. Compare size_needed with epilogue_size_needed instead
28219 of desired_align - align, don't adjust size_needed, pass
28220 epilogue_size_needed to the epilogue expanders.
28223 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28225 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28227 * pa.c (last_address): Change to unsigned.
28228 (update_total_code_bytes): Change argument to unsigned. Don't
28229 check if insn addresses are set.
28230 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28231 addresses are not set.
28232 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28234 2009-01-09 Nick Clifton <nickc@redhat.com>
28236 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28237 DECL_DECLARED_INLINE_P.
28239 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28241 PR middle-end/38347
28242 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28243 GET_MODE (op0) in operand_subword_force calls.
28245 PR middle-end/38771
28246 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28247 fold_convert arg0 operands to TREE_TYPE (op0) first.
28249 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28251 * params.def (ira-max-conflict-table-size): Decrease default value
28254 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28256 PR tree-optimization/37031
28257 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28259 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28260 allocate it using gc instead of heap, use VEC_quick_push instead of
28262 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28263 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28264 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28265 allocated vector from heap allocated.
28266 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28267 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28268 vector only after perfect_loop_nest_depth call.
28270 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28271 Jan Sjodin <jan.sjodin@amd.com>
28273 PR tree-optimization/38559
28274 * graphite.c (debug_value, copy_constraint,
28275 swap_constraint_variables, scale_constraint_variable, ): New.
28276 (get_lower_bound, get_upper_bound): Removed.
28277 (graphite_trans_bb_strip_mine): Clean up this code that works
28278 only for constant number of iterations. Fully copy upper and
28279 lower bound constraints, not only the constant part of them.
28280 * graphite.h (debug_value): Declared.
28282 2009-01-08 Ira Rosen <irar@il.ibm.com>
28284 PR tree-optimization/37194
28285 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28286 Don't add the cost of cost model guard in prologue to scalar
28287 outside cost in case of known number of iterations.
28289 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28290 Alan Modra <amodra@bigpond.net.au>
28292 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28293 non-word-aligned REG+CONST addressing.
28295 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28298 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28299 free_after_compilation when outputting a thunk.
28300 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28301 Do not call free_after_compilation here.
28303 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28305 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28306 (ix86_valid_target_attribute_inner_p): Ditto.
28308 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28310 PR tree-optimization/38492
28311 PR tree-optimization/38498
28312 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28313 * tree-chrec.h (scev_is_linear_expression): Declared.
28314 * graphite.c (graphite_cannot_represent_loop_niter): New.
28315 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28316 (graphite_loop_normal_form): Use gcc_assert.
28317 (scan_tree_for_params): Use CASE_CONVERT.
28318 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28319 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28320 Use gcc_assert. Discard scops that contain unhandled cases.
28321 (build_scop_conditions): Return a boolean status for unhandled cases.
28322 (strip_mine_profitable_p): Print the loop number, not its depth.
28323 (is_interchange_valid): Pass the depth of the loop nest, don't
28324 recompute it wrongly.
28325 (graphite_trans_bb_block): Same.
28326 (graphite_trans_bb_block): Print tentative of loop blocking.
28327 (graphite_trans_scop_block): Do not print that the loop has been
28329 (graphite_transform_loops): Do not handle scops that contain condition
28332 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28334 AVX Programming Reference (December, 2008)
28335 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28336 (_mm256_stream_pd): Likewise.
28337 (_mm256_stream_ps): Likewise.
28339 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28340 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28341 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28342 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28343 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28344 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28345 (ix86_expand_special_args_builtin): Likewise.
28347 * config/i386/sse.md (AVXMODEDI): New.
28348 (avx_movnt<mode>): Likewise.
28349 (avx_movnt<mode>): Likewise.
28350 (<sse>_movnt<mode>): Remove AVX support.
28351 (sse2_movntv2di): Likewise.
28353 2009-01-07 Richard Guenther <rguenther@suse.de>
28355 PR middle-end/38751
28356 * fold-const.c (extract_muldiv): Remove obsolete comment.
28357 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28358 to PLUS_EXPR canonicalization for the canonicalization.
28360 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28362 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28363 hosted cross-compilers generating less efficient code.
28365 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28367 * function.h (rtl_data): Add a dbr_scheduled_p field.
28368 * reorg.c (dbr_schedule): Set it.
28369 (gate_handle_delay_slots): Check it.
28370 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28371 (mips_reorg): Check flag_delayed_branch instead of
28372 mips_base_delayed_branch.
28373 (mips_override_options): Don't set mips_base_delayed_branch
28374 or flag_delayed_branch.
28376 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28378 PR rtl-optimization/38426.
28379 * ira.c (ira): Set current_function_is_leaf earlier.
28381 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28383 PR rtl-optimization/38722
28384 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28385 too early, only set a flag and modify after last possible
28388 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28391 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28392 * real.c (decimal_single_format): Correct values of emin and emax.
28393 (decimal_double_format): Ditto.
28394 (decimal_quad_format): Ditto.
28395 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28396 computation of DECnn_MIN and DECnn_MAX for corrected values of
28397 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28398 __DECnn_MIN__, and adjust its computation for the corrected value
28401 2009-01-06 Jan Hubicka <jh@suse.cz>
28404 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28406 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28408 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28409 Add Robert Clark to the list of testers.
28411 2009-01-06 Jan Hubicka <jh@suse.cz>
28412 Kai Tietz <kai.tietz@onevision.com>
28414 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28415 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28417 2009-01-06 Jan Hubicka <jh@suse.cz>
28418 Kai Tietz <kai.tietz@onevision.com>
28420 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28422 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28423 (ix86_nsaved_regs): Count only general purpose regs.
28424 (ix86_nsaved_sseregs): New.
28425 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28426 to 16 for w64; compute padding and size of sse reg save area.
28427 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28428 general purpose regs.
28429 (ix86_emit_save_sse_regs_using_mov): New.
28430 (ix86_expand_prologue): Save SSE regs if needed.
28431 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28432 (ix86_emit_restore_sse_regs_using_mov): New.
28433 (ix86_expand_epilogue): Save SSE regs if needed.
28435 2009-01-06 Jan Hubicka <jh@suse.cz>
28436 Kai Tietz <kai.tietz@onevision.com>
28438 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28439 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28440 functions when accumulate outgoing args is off.
28442 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28445 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28446 before using pseudos_have_intersected_live_ranges_p.
28448 * ira-int.h (ira_assert): Always define.
28450 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28452 AVX Programming Reference (December, 2008)
28453 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28454 (_mm256_permute2_pd): Likewise.
28455 (_mm_permute2_ps): Likewise.
28456 (_mm256_permute2_ps): Likewise.
28457 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28458 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28460 * config/i386/i386.c (ix86_builtins): Remove
28461 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28462 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28463 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28464 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28465 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28466 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28467 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28468 __builtin_ia32_vpermil2ps256.
28469 (ix86_init_mmx_sse_builtins): Updated.
28470 (ix86_expand_args_builtin): Likewise.
28472 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28474 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28475 long absolute calls when generating PA 2.0 code.
28477 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28479 PR rtl-optimization/38583
28480 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28482 * params.def (ira-max-conflict-table-size): New.
28484 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28486 * ira.h (ira_conflicts_p): New external definition.
28488 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28489 table. Report this. Return result of building.
28490 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28491 building conflict table.
28493 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28494 (ira_color): Use ira_conflicts_p.
28496 * global.c: Include ira.h.
28497 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28500 * Makefile.in (global.o): Add ira.h.
28502 * ira-build.c (mark_all_loops_for_removal,
28503 propagate_some_info_from_allocno): New.
28504 (remove_unnecessary_allocnos): Call
28505 propagate_some_info_from_allocno.
28506 (remove_low_level_allocnos): New.
28507 (remove_unnecessary_regions): Add parameter. Call
28508 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28509 parameter to remove_unnecessary_regions.
28510 (ira_build): Remove all regions but root if the conflict table was
28511 not built. Update conflict hard regs for allocnos crossing calls.
28513 * ira.c (ira_conflicts_p): New global.
28514 (ira): Define and use ira_conflicts_p.
28516 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28517 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28518 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28520 2009-01-06 Ben Elliston <bje@au.ibm.com>
28522 * gengtype-lex.l (YY_NO_INPUT): Define.
28524 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28527 * c-common.c (handle_vector_size_attribute): Also reject
28528 BOOLEAN_TYPE types.
28530 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28532 PR tree-optimization/38492
28533 * graphite.c (rename_map_elt, debug_rename_elt,
28534 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28535 rename_map_elt_info, eq_rename_map_elts,
28536 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28537 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28538 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28539 (sese_build_livein_liveouts): New.
28540 (new_sese, free_sese): New.
28541 (new_scop): Call new_sese.
28542 (free_scop): Call free_sese.
28543 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28544 (register_old_new_names): Renamed register_old_and_new_names.
28545 (register_scop_liveout_renames, add_loop_exit_phis,
28546 insert_loop_close_phis, struct igp,
28547 default_liveout_before_guard, add_guard_exit_phis,
28548 insert_guard_phis, copy_renames): New.
28549 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28550 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28551 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28552 (scop_adjust_phis_for_liveouts): New.
28553 (gloog): Call scop_adjust_phis_for_liveouts.
28555 * graphite.h (struct sese): Documented. Added fields liveout,
28556 num_ver and livein.
28557 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28558 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28559 (struct scop): Added field liveout_renames.
28560 (SCOP_LIVEOUT_RENAMES): New.
28562 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28564 PR tree-optimization/38510
28565 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28566 (translate_clast): Call recompute_all_dominators before
28568 (gloog): Call recompute_all_dominators before graphite_verify.
28570 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28571 Jan Sjodin <jan.sjodin@amd.com>
28573 PR tree-optimization/38500
28574 * graphite.c (create_sese_edges): Call fix_loop_structure after
28577 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28579 * config.gcc: Add m32r*-*-rtems*.
28580 * config/m32r/rtems.h: New file.
28582 2009-01-05 Ben Elliston <bje@au.ibm.com>
28584 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28585 (.po.pox): Likewise.
28586 (po/gcc.pot): Likewise.
28588 2009-01-04 David S. Miller <davem@davemloft.net>
28590 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28591 (STARTING_FRAME_OFFSET): Always set to zero.
28593 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28595 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28596 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28597 fixed-point types, and vectors of the same.
28599 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28601 * config/mips/sync.md (*mb_barrier): Rename to...
28602 (*memory_barrier): ...this.
28604 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28606 * doc/extend.texi (Function Attributes): Move @cindex after @item
28607 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28608 and put in alphabetical order. Fix 'target' name and put in order.
28609 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28612 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28614 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28615 (memory_barrier): Expand as unspec instead of unspec_volatile.
28616 Remove mem:BLK from insn operands. Use Pmode scratch register.
28617 (*memory_barrier): Define as unspec instead of unspec_volatile.
28618 Use (match_dup 0) as input operand.
28620 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28621 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28622 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28623 scratch register. Remove operand 1.
28624 (*stbar): Define as unspec instead of unspec_volatile.
28625 Use (match_dup 0) as input operand, remove (const_int 8).
28626 (*membar): Define as unspec instead of unspec_volatile.
28627 Use (match_dup 0) as input operand, remove input operand 2.
28629 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28630 (memory_barrier): Expand as unspec instead of unspec_volatile.
28631 Remove mem:BLK from insn operands. Use Pmode scratch register.
28632 (*memory_barrier): Define as unspec instead of unspec_volatile.
28633 Use (match_dup 0) as input operand.
28635 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28636 Remove mem:BLK from insn operands. Use Pmode scratch register.
28637 Set volatile flag on operand 0.
28638 (*memory_barrier): New insn pattern.
28640 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28642 (*memory_barrier): Use (match_dup 0) as input operand.
28644 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28645 Remove mem:BLK from insn operands. Use Pmode scratch register.
28646 Set volatile flag on operand 0.
28647 (*mb_internal): New insn pattern.
28649 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28651 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28653 PR middle-end/38586
28654 * function.c (struct temp_slot): Move to the section of the file
28655 that deals with temp slots. Remove field 'address'.
28656 (temp_slot_address_table): New hash table of address -> temp slot.
28657 (struct temp_slot_address_entry): New struct, items for the table.
28658 (temp_slot_address_compute_hash, temp_slot_address_hash,
28659 temp_slot_address_eq, insert_temp_slot_address): Support functions
28661 (find_temp_slot_from_address): Rewrite to use the new hash table.
28662 (remove_unused_temp_slot_addresses): Remove addresses of temp
28663 slots that have been made available.
28664 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28665 worker function for remove_unused_temp_slot_addresses.
28666 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28667 Add the temp slot address to the address -> temp slot map.
28668 (update_temp_slot_address): Update via insert_temp_slot_address.
28669 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28670 (pop_temp_slots): Likewise.
28671 (init_temp_slots): Allocate the address -> temp slot map, or empty
28672 the map if it is already allocated.
28673 (prepare_function_start): Initialize temp slot processing.
28675 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28677 PR middle-end/38584
28678 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28679 Calculate the size of all stack vars assuming no packing of stack
28680 vars will happen, replacing a quadratic algorithm with a linear one.
28682 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28685 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28688 2009-01-03 Diego Novillo <dnovillo@google.com>
28690 * doc/contrib.texi: Update contributions.
28692 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28695 * builtins.c (fold_builtin_memory_op): Give up if either operand
28696 is volatile. Set srctype or desttype to non-qualified version
28700 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28701 and FUNCTION_DECLs.
28703 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28705 PR rtl-optimization/35805
28706 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28707 problem if fast dce is able to remove any instructions.
28708 * dce.c (dce_process_block): Fix dump message.
28710 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28713 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28715 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28717 PR middle-end/38690
28718 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28719 * tree-pretty-print.c (op_code_prio): New function.
28720 (op_prio): No longer static. Use op_code_prio.
28721 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28722 Use op_prio and op_code_prio to determine if () should be
28723 printed around operand(s) or not.
28725 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28726 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28727 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28728 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28729 pp_character instead of pp_string for single letter printing.
28731 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28733 * doc/extend.texi: Fix '#pragma GCC option' typo.
28735 2009-01-02 Richard Guenther <rguenther@suse.de>
28737 * doc/install.texi (--enable-checking): Mention different
28738 default for stage1.
28739 (--enable-stage1-checking): Document.
28741 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28743 PR middle-end/30142
28744 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28745 case to be an error.
28747 2009-01-02 Ben Elliston <bje@au.ibm.com>
28749 * config/fp-bit.h (pack_d): Constify argument.
28750 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28751 (isnan): Constify argument.
28753 (iszero): Likewise.
28754 (pack_d): Likewise.
28755 (_fpadd_parts): Constify return type.
28756 (_fpmul_parts): Likewise.
28757 (_fpdiv_parts): Likewise.
28759 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28762 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28763 warn about overwriting initializer with side-effects or
28764 -Woverride-init if !IMPLICIT.
28765 (output_init_element): Likewise. Pass IMPLICIT down to
28767 (process_init_element): Add IMPLICIT argument. Pass it down
28768 to output_init_element.
28769 (push_init_element, pop_init_level, set_designator): Adjust
28770 process_init_element callers.
28771 (set_nonincremental_init, set_nonincremental_init_from_string):
28772 Adjust add_pending_init callers.
28773 (output_pending_init_elements): Adjust output_init_element callers.
28774 * c-tree.h (process_init_element): Adjust prototype.
28775 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
28776 process_init_element callers.
28779 Copyright (C) 2009 Free Software Foundation, Inc.
28781 Copying and distribution of this file, with or without modification,
28782 are permitted in any medium without royalty provided the copyright
28783 notice and this notice are preserved.